Merge branch 'hathach:master' into blackf407VE

138 files changed, 2021 insertions, 3388 deletions

diff --git a/hw/bsp/board_mcu.h b/hw/bsp/board_mcu.h
index ce2f919bf..e5d2bb608 100644
--- a/hw/bsp/board_mcu.h
+++ b/hw/bsp/board_mcu.h
@@ -47,7 +47,7 @@
 #elif TU_CHECK_MCU(OPT_MCU_LPC51UXX, OPT_MCU_LPC54XXX, OPT_MCU_LPC55XX, OPT_MCU_MCXN9)
   #include "fsl_device_registers.h"
 
-#elif TU_CHECK_MCU(OPT_MCU_KINETIS_KL, OPT_MCU_KINETIS_K32)
+#elif TU_CHECK_MCU(OPT_MCU_KINETIS_KL, OPT_MCU_KINETIS_K32L)
   #include "fsl_device_registers.h"
 
 #elif CFG_TUSB_MCU == OPT_MCU_NRF5X
diff --git a/hw/bsp/broadcom_32bit/boards/raspberrypi_zero_w/board.mk b/hw/bsp/broadcom_32bit/boards/raspberrypi_zero_w/board.mk
index 77811d18d..052033230 100644
--- a/hw/bsp/broadcom_32bit/boards/raspberrypi_zero_w/board.mk
+++ b/hw/bsp/broadcom_32bit/boards/raspberrypi_zero_w/board.mk
@@ -1,5 +1,5 @@
-CFLAGS += -mcpu=arm1176jzf-s \
-          -DBCM_VERSION=2835 \
+CPU_CORE = arm1176
+CFLAGS += -DBCM_VERSION=2835 \
           -DCFG_TUSB_MCU=OPT_MCU_BCM2835
 
 SUFFIX =
diff --git a/hw/bsp/broadcom_64bit/boards/raspberrypi_cm4/board.mk b/hw/bsp/broadcom_64bit/boards/raspberrypi_cm4/board.mk
index 5706b8318..702f10137 100644
--- a/hw/bsp/broadcom_64bit/boards/raspberrypi_cm4/board.mk
+++ b/hw/bsp/broadcom_64bit/boards/raspberrypi_cm4/board.mk
@@ -1,3 +1,3 @@
-CFLAGS += -mcpu=cortex-a72 \
-          -DBCM_VERSION=2711 \
+CPU_CORE = cortex-a72
+CFLAGS += -DBCM_VERSION=2711 \
           -DCFG_TUSB_MCU=OPT_MCU_BCM2711
diff --git a/hw/bsp/broadcom_64bit/boards/raspberrypi_zero2w/board.mk b/hw/bsp/broadcom_64bit/boards/raspberrypi_zero2w/board.mk
index 3060b0571..da3fe17bc 100644
--- a/hw/bsp/broadcom_64bit/boards/raspberrypi_zero2w/board.mk
+++ b/hw/bsp/broadcom_64bit/boards/raspberrypi_zero2w/board.mk
@@ -1,3 +1,3 @@
-CFLAGS += -mcpu=cortex-a53 \
-          -DBCM_VERSION=2837 \
+CPU_CORE = cortex-a53
+CFLAGS += -DBCM_VERSION=2837 \
           -DCFG_TUSB_MCU=OPT_MCU_BCM2837
diff --git a/hw/bsp/family_support.cmake b/hw/bsp/family_support.cmake
index 73e674c18..781c67bf7 100644
--- a/hw/bsp/family_support.cmake
+++ b/hw/bsp/family_support.cmake
@@ -11,8 +11,25 @@ if (NOT DEFINED TOOLCHAIN)
   set(TOOLCHAIN gcc)
 endif ()
 
-if (NOT FAMILY)
-  message(FATAL_ERROR "You must set a FAMILY variable for the build (e.g. rp2040, eps32s2, esp32s3). You can do this via -DFAMILY=xxx on the cmake command line")
+# FAMILY not defined, try to detect it from BOARD
+if (NOT DEFINED FAMILY)
+  if (NOT DEFINED BOARD)
+    message(FATAL_ERROR "You must set a FAMILY variable for the build (e.g. rp2040, espressif).
+    You can do this via -DFAMILY=xxx on the cmake command line")
+  endif ()
+
+  # Find path contains BOARD
+  file(GLOB BOARD_PATH LIST_DIRECTORIES true
+    RELATIVE ${TOP}/hw/bsp
+    ${TOP}/hw/bsp/*/boards/${BOARD}
+    )
+  if (NOT BOARD_PATH)
+    message(FATAL_ERROR "Could not detect FAMILY from BOARD=${BOARD}")
+  endif ()
+
+  # replace / with ; so that we can get the first element as FAMILY
+  string(REPLACE "/" ";" BOARD_PATH ${BOARD_PATH})
+  list(GET BOARD_PATH 0 FAMILY)
 endif ()
 
 if (NOT EXISTS ${CMAKE_CURRENT_LIST_DIR}/${FAMILY}/family.cmake)
@@ -47,6 +64,8 @@ set(WARNING_FLAGS_GNU
 
 set(WARNINGS_FLAGS_IAR "")
 
+
+# Filter example based on only.txt and skip.txt
 function(family_filter RESULT DIR)
   get_filename_component(DIR ${DIR} ABSOLUTE BASE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 
@@ -125,112 +144,136 @@ function(family_initialize_project PROJECT DIR)
 endfunction()
 
 
-# Add segger rtt to example
-function(family_add_segger_rtt TARGET)
-  if (NOT TARGET segger_rtt)
-    add_library(segger_rtt STATIC
-      ${TOP}/lib/SEGGER_RTT/RTT/SEGGER_RTT.c
-      )
-    target_include_directories(segger_rtt PUBLIC ${TOP}/lib/SEGGER_RTT/RTT)
-  endif()
+#-------------------------------------------------------------
+# Common Target Configure
+# Most families use these settings except rp2040 and espressif
+#-------------------------------------------------------------
+
+# Add RTOS to example
+function(family_add_rtos TARGET RTOS)
+  if (RTOS STREQUAL "freertos")
+    # freertos config
+    if (NOT TARGET freertos_config)
+      add_library(freertos_config INTERFACE)
+      target_include_directories(freertos_config INTERFACE ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/${FAMILY}/FreeRTOSConfig)
+      # add board definition to freertos_config mostly for SystemCoreClock
+      target_link_libraries(freertos_config INTERFACE board_${BOARD})
+    endif()
 
-  target_link_libraries(${TARGET} PUBLIC segger_rtt)
+    # freertos kernel
+    if (NOT TARGET freertos_kernel)
+      add_subdirectory(${TOP}/lib/FreeRTOS-Kernel ${CMAKE_BINARY_DIR}/lib/freertos_kernel)
+    endif ()
+
+    target_link_libraries(${TARGET} PUBLIC freertos_kernel)
+  endif ()
 endfunction()
 
-#------------------------------------
-# Main target configure
-#------------------------------------
 
 # Add common configuration to example
-function(family_configure_common TARGET)
+function(family_configure_common TARGET RTOS)
+  family_add_rtos(${TARGET} ${RTOS})
+
   # run size after build
   add_custom_command(TARGET ${TARGET} POST_BUILD
     COMMAND ${CMAKE_SIZE} $<TARGET_FILE:${TARGET}>
     )
 
+  # Add warnings flags
   target_compile_options(${TARGET} PUBLIC ${WARNING_FLAGS_${CMAKE_C_COMPILER_ID}})
 
+  # Generate linker map file
   if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
-    # Generate map file
-    target_link_options(${TARGET} PUBLIC
-      # link map
-      "LINKER:-Map=$<TARGET_FILE:${TARGET}>.map"
-      )
+    target_link_options(${TARGET} PUBLIC "LINKER:-Map=$<TARGET_FILE:${TARGET}>.map")
   endif()
 
-  # LOGGER
-  if (DEFINED LOGGER)
-    target_compile_definitions(${TARGET} PUBLIC LOGGER_${LOGGER})
-    if(LOGGER STREQUAL "RTT" OR LOGGER STREQUAL "rtt")
-      family_add_segger_rtt(${TARGET})
-    endif ()
-  endif ()
-
-  # ETM Trace
+  # ETM Trace option
   if (TRACE_ETM STREQUAL "1")
     target_compile_definitions(${TARGET} PUBLIC TRACE_ETM)
   endif ()
 
-endfunction()
-
-
-# configure an executable target to link to tinyusb in device mode, and add the board implementation
-function(family_configure_device_example TARGET)
-  # default implementation is empty, the function should be redefined in the FAMILY/family.cmake
-endfunction()
-
+  # LOGGER option
+  if (DEFINED LOGGER)
+    target_compile_definitions(${TARGET} PUBLIC LOGGER_${LOGGER})
 
-# configure an executable target to link to tinyusb in host mode, and add the board implementation
-function(family_configure_host_example TARGET)
-  # default implementation is empty, the function should be redefined in the FAMILY/family.cmake
+    # Add segger rtt to example
+    if(LOGGER STREQUAL "RTT" OR LOGGER STREQUAL "rtt")
+      if (NOT TARGET segger_rtt)
+        add_library(segger_rtt STATIC ${TOP}/lib/SEGGER_RTT/RTT/SEGGER_RTT.c)
+        target_include_directories(segger_rtt PUBLIC ${TOP}/lib/SEGGER_RTT/RTT)
+      endif()
+      target_link_libraries(${TARGET} PUBLIC segger_rtt)
+    endif ()
+  endif ()
 endfunction()
 
 
 # Add tinyusb to example
-function(family_add_tinyusb TARGET OPT_MCU)
+function(family_add_tinyusb TARGET OPT_MCU RTOS)
   # tinyusb target is built for each example since it depends on example's tusb_config.h
   set(TINYUSB_TARGET_PREFIX ${TARGET}-)
   add_library(${TARGET}-tinyusb_config INTERFACE)
 
+  # path to tusb_config.h
   target_include_directories(${TARGET}-tinyusb_config INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/src)
   target_compile_definitions(${TARGET}-tinyusb_config INTERFACE CFG_TUSB_MCU=${OPT_MCU})
+
   if (DEFINED LOG)
     target_compile_definitions(${TARGET}-tinyusb_config INTERFACE CFG_TUSB_DEBUG=${LOG})
   endif()
 
+  if (RTOS STREQUAL "freertos")
+    target_compile_definitions(${TARGET}-tinyusb_config INTERFACE CFG_TUSB_OS=OPT_OS_FREERTOS)
+  endif ()
+
   # tinyusb's CMakeList.txt
   add_subdirectory(${TOP}/src ${CMAKE_CURRENT_BINARY_DIR}/tinyusb)
+
+  if (RTOS STREQUAL "freertos")
+    # link tinyusb with freeRTOS kernel
+    target_link_libraries(${TARGET}-tinyusb PUBLIC freertos_kernel)
+  endif ()
 endfunction()
 
 
-# Add freeRTOS support to example
-function(family_add_freertos TARGET)
-  # freeros config
-  if (NOT TARGET freertos_config)
-    add_library(freertos_config INTERFACE)
-    target_include_directories(freertos_config INTERFACE
-      ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/${FAMILY}/FreeRTOSConfig
-      )
-    # add board definition to freertos_config mostly for SystemCoreClock
-    target_link_libraries(freertos_config INTERFACE board_${BOARD})
-  endif()
+# Add bin/hex output
+function(family_add_bin_hex TARGET)
+  add_custom_command(TARGET ${TARGET} POST_BUILD
+    COMMAND ${CMAKE_OBJCOPY} -Obinary $<TARGET_FILE:${TARGET}> $<TARGET_FILE_DIR:${TARGET}>/${TARGET}.bin
+    COMMAND ${CMAKE_OBJCOPY} -Oihex $<TARGET_FILE:${TARGET}> $<TARGET_FILE_DIR:${TARGET}>/${TARGET}.hex
+    VERBATIM)
+endfunction()
 
-  # freertos kernel should be generic as freertos_config however, CMAKE complains with missing variable
-  # such as CMAKE_C_COMPILE_OBJECT
-  if (NOT TARGET freertos_kernel)
-    add_subdirectory(${TOP}/lib/FreeRTOS-Kernel ${CMAKE_BINARY_DIR}/lib/freertos_kernel)
-  endif ()
 
-  # Add FreeRTOS option to tinyusb_config
-  target_compile_definitions(${TARGET}-tinyusb_config INTERFACE
-    CFG_TUSB_OS=OPT_OS_FREERTOS
-    )
-  # link tinyusb with freeRTOS kernel
-  target_link_libraries(${TARGET}-tinyusb PUBLIC freertos_kernel)
-  target_link_libraries(${TARGET} PUBLIC freertos_kernel)
+#----------------------------------
+# Example Target Configure (Default rule)
+# These function can be redefined in FAMILY/family.cmake
+#----------------------------------
+
+function(family_configure_example TARGET RTOS)
+  # empty function, should be redefined in FAMILY/family.cmake
+endfunction()
+
+# Configure device example with RTOS
+function(family_configure_device_example TARGET RTOS)
+  family_configure_example(${TARGET} ${RTOS})
+endfunction()
+
+
+# Configure host example with RTOS
+function(family_configure_host_example TARGET RTOS)
+  family_configure_example(${TARGET} ${RTOS})
 endfunction()
 
 
+# Configure host + device example with RTOS
+function(family_configure_dual_usb_example TARGET RTOS)
+  family_configure_example(${TARGET} ${RTOS})
+endfunction()
+
+#----------------------------------
+# RPI specific: refactor later
+#----------------------------------
 function(family_add_default_example_warnings TARGET)
   target_compile_options(${TARGET} PUBLIC
     -Wall
@@ -277,16 +320,6 @@ function(family_add_default_example_warnings TARGET)
   endif()
 endfunction()
 
-
-# Add bin/hex output
-function(family_add_bin_hex TARGET)
-  add_custom_command(TARGET ${TARGET} POST_BUILD
-    COMMAND ${CMAKE_OBJCOPY} -Obinary $<TARGET_FILE:${TARGET}> $<TARGET_FILE_DIR:${TARGET}>/${TARGET}.bin
-    COMMAND ${CMAKE_OBJCOPY} -Oihex $<TARGET_FILE:${TARGET}> $<TARGET_FILE_DIR:${TARGET}>/${TARGET}.hex
-    VERBATIM)
-endfunction()
-
-
 #----------------------------------
 # Flashing target
 #----------------------------------
@@ -357,6 +390,10 @@ function(family_flash_nxplink TARGET)
 endfunction()
 
 
+#----------------------------------
+# Family specific
+#----------------------------------
+
 # family specific: can override above functions
 include(${CMAKE_CURRENT_LIST_DIR}/${FAMILY}/family.cmake)
 
diff --git a/hw/bsp/imxrt/family.cmake b/hw/bsp/imxrt/family.cmake
index 4a9842cf9..aaedfc9d6 100644
--- a/hw/bsp/imxrt/family.cmake
+++ b/hw/bsp/imxrt/family.cmake
@@ -94,8 +94,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -115,7 +115,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_MIMXRT1XXX)
+  family_add_tinyusb(${TARGET} OPT_MCU_MIMXRT1XXX ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/chipidea/ci_hs/dcd_ci_hs.c
     ${TOP}/src/portable/chipidea/ci_hs/hcd_ci_hs.c
@@ -130,16 +130,3 @@ function(family_configure_example TARGET)
   family_flash_jlink(${TARGET})
   #family_flash_nxplink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/imxrt/family.mk b/hw/bsp/imxrt/family.mk
index d0bb5be17..9eb541473 100644
--- a/hw/bsp/imxrt/family.mk
+++ b/hw/bsp/imxrt/family.mk
@@ -5,7 +5,6 @@ DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 include $(TOP)/$(BOARD_PATH)/board.mk
 
 CPU_CORE ?= cortex-m7
-include $(TOP)/tools/make/cpu/$(CPU_CORE).mk
 
 CFLAGS += \
   -D__ARMVFP__=0 \
@@ -17,6 +16,7 @@ CFLAGS += \
 ifdef BOARD_TUD_RHPORT
 CFLAGS += -DBOARD_TUD_RHPORT=$(BOARD_TUD_RHPORT)
 endif
+
 ifdef BOARD_TUH_RHPORT
 CFLAGS += -DBOARD_TUH_RHPORT=$(BOARD_TUH_RHPORT)
 endif
diff --git a/hw/bsp/kinetis_k32l/boards/frdm_k32l2a4s/board.h b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2a4s/board.h
index b1f38c997..b1f38c997 100644
--- a/hw/bsp/kinetis_k32l/boards/frdm_k32l2a4s/board.h
+++ b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2a4s/board.h
diff --git a/hw/bsp/kinetis_k32l/boards/frdm_k32l2a4s/board.mk b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2a4s/board.mk
index d96ab58b8..f69700139 100644
--- a/hw/bsp/kinetis_k32l/boards/frdm_k32l2a4s/board.mk
+++ b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2a4s/board.mk
@@ -1,8 +1,6 @@
 MCU = K32L2A41A
 
-CFLAGS += \
-  -mcpu=cortex-m0plus \
-  -DCPU_K32L2A41VLH1A \
+CFLAGS += -DCPU_K32L2A41VLH1A
 
 # mcu driver cause following warnings
 CFLAGS += -Wno-error=unused-parameter -Wno-error=redundant-decls -Wno-error=cast-qual
@@ -13,9 +11,6 @@ LD_FILE = $(MCU_DIR)/gcc/K32L2A41xxxxA_flash.ld
 SRC_C += \
 	$(MCU_DIR)/project_template/clock_config.c \
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # For flash-jlink target
 JLINK_DEVICE = K32L2A41xxxxA
 
diff --git a/hw/bsp/kinetis_k32l/boards/frdm_k32l2a4s/frdm_k32l2a4s.c b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2a4s/frdm_k32l2a4s.c
index 80830163b..80830163b 100644
--- a/hw/bsp/kinetis_k32l/boards/frdm_k32l2a4s/frdm_k32l2a4s.c
+++ b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2a4s/frdm_k32l2a4s.c
diff --git a/hw/bsp/kinetis_k32l/boards/frdm_k32l2b/board.h b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2b/board.h
index 8d21fdcd4..8d21fdcd4 100644
--- a/hw/bsp/kinetis_k32l/boards/frdm_k32l2b/board.h
+++ b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2b/board.h
diff --git a/hw/bsp/kinetis_k32l/boards/frdm_k32l2b/board.mk b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2b/board.mk
index 5f8ecbfe4..82456b721 100644
--- a/hw/bsp/kinetis_k32l/boards/frdm_k32l2b/board.mk
+++ b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2b/board.mk
@@ -1,8 +1,6 @@
 MCU = K32L2B31A
 
-CFLAGS += \
-  -mcpu=cortex-m0plus \
-  -DCPU_K32L2B31VLH0A \
+CFLAGS += -DCPU_K32L2B31VLH0A
 
 # mcu driver cause following warnings
 CFLAGS += -Wno-error=unused-parameter -Wno-error=redundant-decls
@@ -13,9 +11,6 @@ LD_FILE = $(MCU_DIR)/gcc/K32L2B31xxxxA_flash.ld
 SRC_C += \
 	$(MCU_DIR)/project_template/clock_config.c \
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # For flash-jlink target
 JLINK_DEVICE = K32L2B31xxxxA
 
diff --git a/hw/bsp/kinetis_k32l/boards/frdm_k32l2b/frdm_k32l2b.c b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2b/frdm_k32l2b.c
index 1566b4e2e..1566b4e2e 100644
--- a/hw/bsp/kinetis_k32l/boards/frdm_k32l2b/frdm_k32l2b.c
+++ b/hw/bsp/kinetis_k32l2/boards/frdm_k32l2b/frdm_k32l2b.c
diff --git a/hw/bsp/kinetis_k32l/boards/kuiic/K32L2B31xxxxA_flash.ld b/hw/bsp/kinetis_k32l2/boards/kuiic/K32L2B31xxxxA_flash.ld
index f478a99c7..f478a99c7 100644
--- a/hw/bsp/kinetis_k32l/boards/kuiic/K32L2B31xxxxA_flash.ld
+++ b/hw/bsp/kinetis_k32l2/boards/kuiic/K32L2B31xxxxA_flash.ld
diff --git a/hw/bsp/kinetis_k32l/boards/kuiic/board.h b/hw/bsp/kinetis_k32l2/boards/kuiic/board.h
index 1e2d4f18b..1e2d4f18b 100644
--- a/hw/bsp/kinetis_k32l/boards/kuiic/board.h
+++ b/hw/bsp/kinetis_k32l2/boards/kuiic/board.h
diff --git a/hw/bsp/kinetis_k32l/boards/kuiic/board.mk b/hw/bsp/kinetis_k32l2/boards/kuiic/board.mk
index 29a12e982..fc5bdeec8 100644
--- a/hw/bsp/kinetis_k32l/boards/kuiic/board.mk
+++ b/hw/bsp/kinetis_k32l2/boards/kuiic/board.mk
@@ -1,11 +1,6 @@
 MCU = K32L2B31A
 
-# This board uses TinyUF2 for updates
-UF2_FAMILY_ID = 0x7f83e793
-
-CFLAGS += \
-  -mcpu=cortex-m0plus \
-  -DCPU_K32L2B31VLH0A \
+CFLAGS += -DCPU_K32L2B31VLH0A
 
 # mcu driver cause following warnings
 CFLAGS += -Wno-error=unused-parameter -Wno-error=redundant-decls
@@ -13,9 +8,6 @@ CFLAGS += -Wno-error=unused-parameter -Wno-error=redundant-decls
 # All source paths should be relative to the top level.
 LD_FILE = $(BOARD_PATH)/K32L2B31xxxxA_flash.ld
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # For flash-jlink target
 JLINK_DEVICE = K32L2B31xxxxA
 
diff --git a/hw/bsp/kinetis_k32l/boards/kuiic/kuiic.c b/hw/bsp/kinetis_k32l2/boards/kuiic/kuiic.c
index f9002a6d3..f9002a6d3 100644
--- a/hw/bsp/kinetis_k32l/boards/kuiic/kuiic.c
+++ b/hw/bsp/kinetis_k32l2/boards/kuiic/kuiic.c
diff --git a/hw/bsp/kinetis_k32l/family.mk b/hw/bsp/kinetis_k32l2/family.mk
index 41f22e250..357485762 100644
--- a/hw/bsp/kinetis_k32l/family.mk
+++ b/hw/bsp/kinetis_k32l2/family.mk
@@ -1,13 +1,13 @@
+UF2_FAMILY_ID = 0x7f83e793
 SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
-
 MCU_DIR = $(SDK_DIR)/devices/$(MCU)
+
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
-  -mthumb \
-  -mabi=aapcs \
-	-DCFG_TUSB_MCU=OPT_MCU_KINETIS_K32
+	-DCFG_TUSB_MCU=OPT_MCU_KINETIS_K32L
 
 SRC_C += \
 	src/portable/nxp/khci/dcd_khci.c \
diff --git a/hw/bsp/kinetis_kl/family.cmake b/hw/bsp/kinetis_kl/family.cmake
index 5d4165185..4df3d1ed1 100644
--- a/hw/bsp/kinetis_kl/family.cmake
+++ b/hw/bsp/kinetis_kl/family.cmake
@@ -78,8 +78,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -99,7 +99,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_KINETIS_KL)
+  family_add_tinyusb(${TARGET} OPT_MCU_KINETIS_KL ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/chipidea/ci_fs/dcd_ci_fs.c
     ${TOP}/src/portable/nxp/khci/hcd_khci.c
@@ -113,16 +113,3 @@ function(family_configure_example TARGET)
   family_flash_jlink(${TARGET})
   #family_flash_nxplink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/kinetis_kl/family.mk b/hw/bsp/kinetis_kl/family.mk
index 2bed6b486..edb2f3366 100644
--- a/hw/bsp/kinetis_kl/family.mk
+++ b/hw/bsp/kinetis_kl/family.mk
@@ -3,11 +3,9 @@ DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 MCU_DIR = $(SDK_DIR)/devices/$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -DCFG_TUSB_MCU=OPT_MCU_KINETIS_KL \
 
 LDFLAGS += \
@@ -34,6 +32,3 @@ INC += \
 	$(TOP)/$(SDK_DIR)/drivers/port \
 	$(TOP)/$(SDK_DIR)/drivers/smc \
 	$(TOP)/$(SDK_DIR)/drivers/uart \
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
diff --git a/hw/bsp/lpc11/family.mk b/hw/bsp/lpc11/family.mk
index eb427c09d..dee85da90 100644
--- a/hw/bsp/lpc11/family.mk
+++ b/hw/bsp/lpc11/family.mk
@@ -2,12 +2,10 @@ DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc$(MCU)/lpc_chip_$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib \
   -D__USE_LPCOPEN \
   -DCFG_TUSB_MCU=OPT_MCU_LPC11UXX \
@@ -36,8 +34,5 @@ endif
 INC += \
 	$(TOP)/$(MCU_DIR)/inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # For flash-jlink target
 JLINK_DEVICE = LPC11U68
diff --git a/hw/bsp/lpc13/family.mk b/hw/bsp/lpc13/family.mk
index 28f98e4ca..10cf4969d 100644
--- a/hw/bsp/lpc13/family.mk
+++ b/hw/bsp/lpc13/family.mk
@@ -2,12 +2,10 @@ DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc13xx/lpc_chip_13xx
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -34,6 +32,3 @@ SRC_C += \
 
 INC += \
 	$(TOP)/$(MCU_DIR)/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc15/family.mk b/hw/bsp/lpc15/family.mk
index 0ad1220d6..9f489832f 100644
--- a/hw/bsp/lpc15/family.mk
+++ b/hw/bsp/lpc15/family.mk
@@ -1,12 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -34,6 +32,3 @@ SRC_C += \
 INC += \
 	$(TOP)/$(BOARD_PATH) \
 	$(TOP)/$(MCU_DIR)/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc17/family.mk b/hw/bsp/lpc17/family.mk
index af01b55a8..abf6abe13 100644
--- a/hw/bsp/lpc17/family.mk
+++ b/hw/bsp/lpc17/family.mk
@@ -2,12 +2,10 @@ DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc175x_6x/lpc_chip_175x_6x
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -35,6 +33,3 @@ SRC_C += \
 
 INC += \
 	$(TOP)/$(MCU_DIR)/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc18/family.cmake b/hw/bsp/lpc18/family.cmake
index 4e6e2b56d..da71a0e5d 100644
--- a/hw/bsp/lpc18/family.cmake
+++ b/hw/bsp/lpc18/family.cmake
@@ -70,8 +70,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -91,7 +91,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_LPC18XX)
+  family_add_tinyusb(${TARGET} OPT_MCU_LPC18XX ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/chipidea/ci_hs/dcd_ci_hs.c
     ${TOP}/src/portable/chipidea/ci_hs/hcd_ci_hs.c
@@ -106,16 +106,3 @@ function(family_configure_example TARGET)
   family_flash_jlink(${TARGET})
   #family_flash_nxplink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/lpc18/family.mk b/hw/bsp/lpc18/family.mk
index fbe6ad834..9d0f85c20 100644
--- a/hw/bsp/lpc18/family.mk
+++ b/hw/bsp/lpc18/family.mk
@@ -1,12 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
   -nostdlib \
   -DCORE_M3 \
   -D__USE_LPCOPEN \
@@ -32,6 +30,3 @@ INC += \
 	$(TOP)/$(BOARD_PATH) \
 	$(TOP)/$(MCU_DIR)/inc \
 	$(TOP)/$(MCU_DIR)/inc/config_18xx
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/lpc51/family.mk b/hw/bsp/lpc51/family.mk
index bfca2f6b1..df5a9958e 100644
--- a/hw/bsp/lpc51/family.mk
+++ b/hw/bsp/lpc51/family.mk
@@ -3,12 +3,10 @@ DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 MCU_DIR = $(SDK_DIR)/devices/$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -DCFG_TUSB_MCU=OPT_MCU_LPC51UXX \
   -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))'
 
@@ -40,6 +38,3 @@ INC += \
 SRC_S += $(MCU_DIR)/gcc/startup_$(MCU).S
 
 LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower.a
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
diff --git a/hw/bsp/lpc54/family.mk b/hw/bsp/lpc54/family.mk
index f52b9b5eb..7d8bb86cd 100644
--- a/hw/bsp/lpc54/family.mk
+++ b/hw/bsp/lpc54/family.mk
@@ -2,14 +2,10 @@ SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -DCFG_TUSB_MCU=OPT_MCU_LPC54XXX \
   -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))'
 
@@ -49,6 +45,3 @@ INC += \
 	$(TOP)/$(SDK_DIR)/drivers/lpc_gpio
 
 SRC_S += $(MCU_DIR)/gcc/startup_$(MCU_CORE).S
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
diff --git a/hw/bsp/lpc55/family.cmake b/hw/bsp/lpc55/family.cmake
index 9f6b1f63d..dfd08a732 100644
--- a/hw/bsp/lpc55/family.cmake
+++ b/hw/bsp/lpc55/family.cmake
@@ -87,8 +87,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -103,6 +103,12 @@ function(family_configure_example TARGET)
     ${TOP}/lib/sct_neopixel/sct_neopixel.c
     )
 
+  # https://github.com/gsteiert/sct_neopixel/pull/1
+  if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+    set_source_files_properties(${TOP}/lib/sct_neopixel/sct_neopixel.c PROPERTIES
+      COMPILE_FLAGS "-Wno-unused-parameter")
+  endif ()
+
   target_include_directories(${TARGET} PUBLIC
     # family, hw, board
     ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
@@ -111,7 +117,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_LPC55XX)
+  family_add_tinyusb(${TARGET} OPT_MCU_LPC55XX ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c
     )
@@ -125,16 +131,3 @@ function(family_configure_example TARGET)
   #family_flash_nxplink(${TARGET})
   #family_flash_pyocd(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/lpc55/family.mk b/hw/bsp/lpc55/family.mk
index f9dabcfa3..a87fa5acf 100644
--- a/hw/bsp/lpc55/family.mk
+++ b/hw/bsp/lpc55/family.mk
@@ -3,17 +3,13 @@ SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += lib/CMSIS_5 lib/sct_neopixel $(SDK_DIR)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m33
 
 # Default to Highspeed PORT1
 PORT ?= 1
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m33 \
-  -mfloat-abi=hard \
-  -mfpu=fpv5-sp-d16 \
   -DCFG_TUSB_MCU=OPT_MCU_LPC55XX \
   -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))' \
   -DBOARD_TUD_RHPORT=$(PORT)
@@ -63,6 +59,3 @@ INC += \
 SRC_S += $(MCU_DIR)/gcc/startup_$(MCU_CORE).S
 
 LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower_hardabi.a
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM33_NTZ/non_secure
diff --git a/hw/bsp/mcx/family.cmake b/hw/bsp/mcx/family.cmake
index 83f44222b..f548ac4f3 100644
--- a/hw/bsp/mcx/family.cmake
+++ b/hw/bsp/mcx/family.cmake
@@ -79,8 +79,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -100,7 +100,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_MCXN9)
+  family_add_tinyusb(${TARGET} OPT_MCU_MCXN9 ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     # TinyUSB: Port0 is chipidea FS, Port1 is chipidea HS
     ${TOP}/src/portable/chipidea/$<IF:${PORT},ci_hs/dcd_ci_hs.c,ci_fs/dcd_ci_fs.c>
@@ -115,16 +115,3 @@ function(family_configure_example TARGET)
   #family_flash_nxplink(${TARGET})
   #family_flash_pyocd(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/mcx/family.mk b/hw/bsp/mcx/family.mk
index 2722c2038..e384aa8eb 100644
--- a/hw/bsp/mcx/family.mk
+++ b/hw/bsp/mcx/family.mk
@@ -4,9 +4,7 @@ SDK_DIR = hw/mcu/nxp/mcux-sdk
 DEPS_SUBMODULES += $(SDK_DIR) lib/CMSIS_5
 
 include $(TOP)/$(BOARD_PATH)/board.mk
-
 CPU_CORE ?= cortex-m33
-include $(TOP)/tools/make/cpu/$(CPU_CORE).mk
 
 # Default to Highspeed PORT1
 PORT ?= 1
diff --git a/hw/bsp/mm32/family.mk b/hw/bsp/mm32/family.mk
index 81af0d166..d5b6e315a 100644
--- a/hw/bsp/mm32/family.mk
+++ b/hw/bsp/mm32/family.mk
@@ -3,13 +3,10 @@ SDK_DIR = hw/mcu/mindmotion/mm32sdk
 DEPS_SUBMODULES += lib/CMSIS_5 $(SDK_DIR)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_MM32F327X
 
@@ -29,8 +26,5 @@ INC += \
 	$(TOP)/$(SDK_DIR)/mm32f327x/MM32F327x/Include \
 	$(TOP)/$(SDK_DIR)/mm32f327x/MM32F327x/HAL_Lib/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
-
 # flash target using on-board
 flash: flash-jlink
diff --git a/hw/bsp/msp432e4/family.mk b/hw/bsp/msp432e4/family.mk
index 2383bc604..b5ade6a52 100644
--- a/hw/bsp/msp432e4/family.mk
+++ b/hw/bsp/msp432e4/family.mk
@@ -1,13 +1,11 @@
 DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/ti
 
+#include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
+
 CFLAGS += \
 	-flto \
-	-mthumb \
 	-mslow-flash-data \
-	-mabi=aapcs \
-	-mcpu=cortex-m4 \
-	-mfloat-abi=hard \
-	-mfpu=fpv4-sp-d16 \
 	-D__MSP432E401Y__ \
 	-DCFG_TUSB_MCU=OPT_MCU_MSP432E4
 
@@ -33,9 +31,6 @@ INC += \
 
 SRC_S += $(MCU_DIR)/Source/startup_msp432e411y_gcc.S
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # For flash-jlink target
 JLINK_DEVICE = MSP432E401Y
 JLINK_IF     = SWD
diff --git a/hw/bsp/nrf/family.cmake b/hw/bsp/nrf/family.cmake
index 825380d0b..30fd41d7b 100644
--- a/hw/bsp/nrf/family.cmake
+++ b/hw/bsp/nrf/family.cmake
@@ -97,8 +97,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -118,7 +118,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_NRF5X)
+  family_add_tinyusb(${TARGET} OPT_MCU_NRF5X ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/nordic/nrf5x/dcd_nrf5x.c
     )
@@ -132,16 +132,3 @@ function(family_configure_example TARGET)
   # Flashing
   family_flash_jlink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/nrf/family.mk b/hw/bsp/nrf/family.mk
index 6d067e1c2..cdcfe39bd 100644
--- a/hw/bsp/nrf/family.mk
+++ b/hw/bsp/nrf/family.mk
@@ -5,7 +5,6 @@ include $(TOP)/$(BOARD_PATH)/board.mk
 
 # nRF52 is cortex-m4, nRF53 is cortex-m33
 CPU_CORE ?= cortex-m4
-include $(TOP)/tools/make/cpu/$(CPU_CORE).mk
 
 CFLAGS += \
   -flto \
diff --git a/hw/bsp/ra/boards/ra4m1_ek/board.mk b/hw/bsp/ra/boards/ra4m1_ek/board.mk
index 6a661c0b8..5c193513d 100644
--- a/hw/bsp/ra/boards/ra4m1_ek/board.mk
+++ b/hw/bsp/ra/boards/ra4m1_ek/board.mk
@@ -1,8 +1,4 @@
-CFLAGS += \
-	-mcpu=cortex-m4 \
-	-mfloat-abi=hard \
-	-mfpu=fpv4-sp-d16 \
-	-DCFG_TUSB_MCU=OPT_MCU_RAXXX
+CPU_CORE = cortex-m4
 
 FSP_MCU_DIR = hw/mcu/renesas/fsp/ra/fsp/src/bsp/mcu/ra4m1
 FSP_BOARD_DIR = hw/mcu/renesas/fsp/ra/board/ra4m1_ek
diff --git a/hw/bsp/ra/boards/ra4m3_ek/board.mk b/hw/bsp/ra/boards/ra4m3_ek/board.mk
index d668db0ea..264f29c1a 100644
--- a/hw/bsp/ra/boards/ra4m3_ek/board.mk
+++ b/hw/bsp/ra/boards/ra4m3_ek/board.mk
@@ -1,8 +1,4 @@
-CFLAGS += \
-	-mcpu=cortex-m33 \
-	-mfloat-abi=hard \
-	-mfpu=fpv5-sp-d16 \
-	-DCFG_TUSB_MCU=OPT_MCU_RAXXX
+CPU_CORE = cortex-m33
 
 FSP_MCU_DIR = hw/mcu/renesas/fsp/ra/fsp/src/bsp/mcu/ra4m3
 FSP_BOARD_DIR = hw/mcu/renesas/fsp/ra/board/ra4m3_ek
diff --git a/hw/bsp/ra/family.mk b/hw/bsp/ra/family.mk
index d48272e61..b65c95191 100644
--- a/hw/bsp/ra/family.mk
+++ b/hw/bsp/ra/family.mk
@@ -1,11 +1,9 @@
 DEPS_SUBMODULES += hw/mcu/renesas/fsp lib/CMSIS_5
 
-# Cross Compiler for RA
-CROSS_COMPILE = arm-none-eabi-
-
 include $(TOP)/$(BOARD_PATH)/board.mk
 
 CFLAGS += \
+  -DCFG_TUSB_MCU=OPT_MCU_RAXXX \
 	-Wno-error=undef \
 	-Wno-error=strict-prototypes \
 	-Wno-error=cast-align \
diff --git a/hw/bsp/rp2040/board.h b/hw/bsp/rp2040/board.h
index ccad00c4a..934e1c7ae 100644
--- a/hw/bsp/rp2040/board.h
+++ b/hw/bsp/rp2040/board.h
@@ -49,7 +49,10 @@
 #define UART_RX_PIN           PICO_DEFAULT_UART_RX_PIN
 #endif
 
+//--------------------------------------------------------------------+
 // PIO_USB
+// default to pin on Adafruit Feather rp2040 USB Host or Tester if defined
+//--------------------------------------------------------------------+
 
 // #define USE_ADAFRUIT_RP2040_TESTER
 #ifdef USE_ADAFRUIT_RP2040_TESTER
@@ -57,7 +60,6 @@
 #define PICO_DEFAULT_PIO_USB_VBUSEN_PIN   22
 #endif
 
-// following default to pin on Adafruit Feather rp2040 USB Host
 #ifndef PICO_DEFAULT_PIO_USB_DP_PIN
 #define PICO_DEFAULT_PIO_USB_DP_PIN       16
 #endif
diff --git a/hw/bsp/rp2040/family.c b/hw/bsp/rp2040/family.c
index 3aa989c0e..097e6fbd6 100644
--- a/hw/bsp/rp2040/family.c
+++ b/hw/bsp/rp2040/family.c
@@ -93,12 +93,12 @@ bool __no_inline_not_in_flash_func(get_bootsel_button)(void) {
 
 static void stdio_rtt_write (const char *buf, int length)
 {
-  SEGGER_RTT_Write(0, buf, length);
+  SEGGER_RTT_Write(0, buf, (unsigned) length);
 }
 
 static int stdio_rtt_read (char *buf, int len)
 {
-  return SEGGER_RTT_Read(0, buf, len);
+  return (int) SEGGER_RTT_Read(0, buf, (unsigned) len);
 }
 
 static stdio_driver_t stdio_rtt =
diff --git a/hw/bsp/rp2040/family.cmake b/hw/bsp/rp2040/family.cmake
index 28637e3ee..b986b3ebb 100644
--- a/hw/bsp/rp2040/family.cmake
+++ b/hw/bsp/rp2040/family.cmake
@@ -1,337 +1,348 @@
 cmake_minimum_required(VERSION 3.13)
-if (NOT TARGET _rp2040_family_inclusion_marker)
-	add_library(_rp2040_family_inclusion_marker INTERFACE)
+include_guard()
 
-	if (NOT BOARD)
-		message("BOARD not specified, defaulting to pico_sdk")
-		set(BOARD pico_sdk)
-	endif()
-
-	# add the SDK in case we are standalone tinyusb example (noop if already present)
-	include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
-
-	# include basic family CMake functionality
-	set(FAMILY_MCUS RP2040)
+if (NOT BOARD)
+	message("BOARD not specified, defaulting to pico_sdk")
+	set(BOARD pico_sdk)
+endif()
 
-	include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+# add the SDK in case we are standalone tinyusb example (noop if already present)
+include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
 
-	# TOP is absolute path to root directory of TinyUSB git repo
-	#set(TOP "${CMAKE_CURRENT_LIST_DIR}/../../..")
-	#get_filename_component(TOP "${TOP}" REALPATH)
+# include basic family CMake functionality
+set(FAMILY_MCUS RP2040)
+set(JLINK_DEVICE rp2040_m0_0)
 
-	if (NOT PICO_TINYUSB_PATH)
-		set(PICO_TINYUSB_PATH ${TOP})
-	endif()
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 
-	if (NOT TINYUSB_OPT_OS)
-		set(TINYUSB_OPT_OS OPT_OS_PICO)
-	endif()
+if (NOT PICO_TINYUSB_PATH)
+	set(PICO_TINYUSB_PATH ${TOP})
+endif()
 
-	#------------------------------------
-	# Base config for both device and host; wrapped by SDK's tinyusb_common
-	#------------------------------------
-	add_library(tinyusb_common_base INTERFACE)
+if (NOT TINYUSB_OPT_OS)
+	set(TINYUSB_OPT_OS OPT_OS_PICO)
+endif()
 
-	target_sources(tinyusb_common_base INTERFACE
-			${TOP}/src/tusb.c
-			${TOP}/src/common/tusb_fifo.c
-			)
+#------------------------------------
+# Base config for both device and host; wrapped by SDK's tinyusb_common
+#------------------------------------
+add_library(tinyusb_common_base INTERFACE)
 
-	target_include_directories(tinyusb_common_base INTERFACE
-			${TOP}/src
-			${TOP}/src/common
-			${TOP}/hw
-			)
+target_sources(tinyusb_common_base INTERFACE
+		${TOP}/src/tusb.c
+		${TOP}/src/common/tusb_fifo.c
+		)
 
-	target_link_libraries(tinyusb_common_base INTERFACE
-			hardware_structs
-			hardware_irq
-			hardware_resets
-			pico_sync
-			)
+target_include_directories(tinyusb_common_base INTERFACE
+		${TOP}/src
+		)
 
+if(DEFINED LOG)
+	set(TINYUSB_DEBUG_LEVEL ${LOG})
+elseif (CMAKE_BUILD_TYPE STREQUAL "Debug")
+	message("Compiling TinyUSB with CFG_TUSB_DEBUG=1")
+	set(TINYUSB_DEBUG_LEVEL 1)
+else ()
 	set(TINYUSB_DEBUG_LEVEL 0)
-	if (CMAKE_BUILD_TYPE STREQUAL "Debug")
-		message("Compiling TinyUSB with CFG_TUSB_DEBUG=1")
-		set(TINYUSB_DEBUG_LEVEL 1)
-	endif()
+endif()
+
+target_compile_definitions(tinyusb_common_base INTERFACE
+		CFG_TUSB_MCU=OPT_MCU_RP2040
+		CFG_TUSB_OS=${TINYUSB_OPT_OS}
+		CFG_TUSB_DEBUG=${TINYUSB_DEBUG_LEVEL}
+)
 
-	target_compile_definitions(tinyusb_common_base INTERFACE
-			CFG_TUSB_MCU=OPT_MCU_RP2040
-			CFG_TUSB_OS=${TINYUSB_OPT_OS}
-			#CFG_TUSB_DEBUG=${TINYUSB_DEBUG_LEVEL}
+target_link_libraries(tinyusb_common_base INTERFACE
+	hardware_structs
+	hardware_irq
+	hardware_resets
+	pico_sync
 	)
 
-	#------------------------------------
-	# Base config for device mode; wrapped by SDK's tinyusb_device
-	#------------------------------------
-	add_library(tinyusb_device_base INTERFACE)
-	target_sources(tinyusb_device_base INTERFACE
-			${TOP}/src/portable/raspberrypi/rp2040/dcd_rp2040.c
-			${TOP}/src/portable/raspberrypi/rp2040/rp2040_usb.c
-			${TOP}/src/device/usbd.c
-			${TOP}/src/device/usbd_control.c
-			${TOP}/src/class/audio/audio_device.c
-			${TOP}/src/class/cdc/cdc_device.c
-			${TOP}/src/class/dfu/dfu_device.c
-			${TOP}/src/class/dfu/dfu_rt_device.c
-			${TOP}/src/class/hid/hid_device.c
-			${TOP}/src/class/midi/midi_device.c
-			${TOP}/src/class/msc/msc_device.c
-			${TOP}/src/class/net/ecm_rndis_device.c
-			${TOP}/src/class/net/ncm_device.c
-			${TOP}/src/class/usbtmc/usbtmc_device.c
-			${TOP}/src/class/vendor/vendor_device.c
-			${TOP}/src/class/video/video_device.c
-			)
+#------------------------------------
+# Base config for device mode; wrapped by SDK's tinyusb_device
+#------------------------------------
+add_library(tinyusb_device_base INTERFACE)
+target_sources(tinyusb_device_base INTERFACE
+		${TOP}/src/portable/raspberrypi/rp2040/dcd_rp2040.c
+		${TOP}/src/portable/raspberrypi/rp2040/rp2040_usb.c
+		${TOP}/src/device/usbd.c
+		${TOP}/src/device/usbd_control.c
+		${TOP}/src/class/audio/audio_device.c
+		${TOP}/src/class/cdc/cdc_device.c
+		${TOP}/src/class/dfu/dfu_device.c
+		${TOP}/src/class/dfu/dfu_rt_device.c
+		${TOP}/src/class/hid/hid_device.c
+		${TOP}/src/class/midi/midi_device.c
+		${TOP}/src/class/msc/msc_device.c
+		${TOP}/src/class/net/ecm_rndis_device.c
+		${TOP}/src/class/net/ncm_device.c
+		${TOP}/src/class/usbtmc/usbtmc_device.c
+		${TOP}/src/class/vendor/vendor_device.c
+		${TOP}/src/class/video/video_device.c
+		)
+
+#------------------------------------
+# Base config for host mode; wrapped by SDK's tinyusb_host
+#------------------------------------
+add_library(tinyusb_host_base INTERFACE)
+target_sources(tinyusb_host_base INTERFACE
+		${TOP}/src/portable/raspberrypi/rp2040/hcd_rp2040.c
+		${TOP}/src/portable/raspberrypi/rp2040/rp2040_usb.c
+		${TOP}/src/host/usbh.c
+		${TOP}/src/host/hub.c
+		${TOP}/src/class/cdc/cdc_host.c
+		${TOP}/src/class/hid/hid_host.c
+		${TOP}/src/class/msc/msc_host.c
+		${TOP}/src/class/vendor/vendor_host.c
+		)
 
-	#------------------------------------
-	# Base config for host mode; wrapped by SDK's tinyusb_host
-	#------------------------------------
-	add_library(tinyusb_host_base INTERFACE)
-	target_sources(tinyusb_host_base INTERFACE
-			${TOP}/src/portable/raspberrypi/rp2040/hcd_rp2040.c
-			${TOP}/src/portable/raspberrypi/rp2040/rp2040_usb.c
-			${TOP}/src/host/usbh.c
-			${TOP}/src/host/hub.c
-			${TOP}/src/class/cdc/cdc_host.c
-			${TOP}/src/class/hid/hid_host.c
-			${TOP}/src/class/msc/msc_host.c
-			${TOP}/src/class/vendor/vendor_host.c
-			)
+# Sometimes have to do host specific actions in mostly common functions
+target_compile_definitions(tinyusb_host_base INTERFACE
+		RP2040_USB_HOST_MODE=1
+)
 
-	# Sometimes have to do host specific actions in mostly common functions
-	target_compile_definitions(tinyusb_host_base INTERFACE
-			RP2040_USB_HOST_MODE=1
+#------------------------------------
+# BSP & Additions
+#------------------------------------
+add_library(tinyusb_bsp INTERFACE)
+target_sources(tinyusb_bsp INTERFACE
+	${TOP}/hw/bsp/rp2040/family.c
+	)
+target_include_directories(tinyusb_bsp INTERFACE
+	${TOP}/hw
 	)
 
-	#------------------------------------
-	# BSP & Additions
-	#------------------------------------
-	add_library(tinyusb_bsp INTERFACE)
-	target_sources(tinyusb_bsp INTERFACE
-			${TOP}/hw/bsp/rp2040/family.c
-			)
-	#	target_include_directories(tinyusb_bsp INTERFACE
-	#			${TOP}/hw/bsp/rp2040)
+# tinyusb_additions will hold our extra settings for examples
+add_library(tinyusb_additions INTERFACE)
 
-	# tinyusb_additions will hold our extra settings for examples
-	add_library(tinyusb_additions INTERFACE)
+target_compile_definitions(tinyusb_additions INTERFACE
+	PICO_RP2040_USB_DEVICE_ENUMERATION_FIX=1
+	PICO_RP2040_USB_DEVICE_UFRAME_FIX=1
+)
 
+if(LOGGER STREQUAL "RTT" OR LOGGER STREQUAL "rtt")
 	target_compile_definitions(tinyusb_additions INTERFACE
-		PICO_RP2040_USB_DEVICE_ENUMERATION_FIX=1
-		PICO_RP2040_USB_DEVICE_UFRAME_FIX=1
+			LOGGER_RTT
+			SEGGER_RTT_MODE_DEFAULT=SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL
 	)
 
-	if(DEFINED LOG)
-		target_compile_definitions(tinyusb_additions INTERFACE CFG_TUSB_DEBUG=${LOG})
+	target_sources(tinyusb_additions INTERFACE
+			${TOP}/lib/SEGGER_RTT/RTT/SEGGER_RTT.c
+	)
+
+	set_source_files_properties(${TOP}/lib/SEGGER_RTT/RTT/SEGGER_RTT.c
+		PROPERTIES
+		COMPILE_FLAGS "-Wno-cast-qual -Wno-cast-align -Wno-sign-conversion")
+
+	target_include_directories(tinyusb_additions INTERFACE
+			${TOP}/lib/SEGGER_RTT/RTT
+	)
+endif()
+
+#------------------------------------
+# Functions
+#------------------------------------
+
+function(family_configure_target TARGET RTOS)
+	if (RTOS STREQUAL noos OR RTOS STREQUAL "")
+		set(RTOS_SUFFIX "")
+	else()
+		set(RTOS_SUFFIX _${RTOS})
 	endif()
+	# export RTOS_SUFFIX to parent scope
+	set(RTOS_SUFFIX ${RTOS_SUFFIX} PARENT_SCOPE)
 
-	if(LOGGER STREQUAL "rtt")
-		target_compile_definitions(tinyusb_additions INTERFACE
-				LOGGER_RTT
-				SEGGER_RTT_MODE_DEFAULT=SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL
-		)
+	pico_add_extra_outputs(${TARGET})
+	pico_enable_stdio_uart(${TARGET} 1)
+	target_link_libraries(${TARGET} PUBLIC pico_stdlib pico_bootsel_via_double_reset tinyusb_board${RTOS_SUFFIX} tinyusb_additions)
 
-		target_sources(tinyusb_additions INTERFACE
-				${TOP}/lib/SEGGER_RTT/RTT/SEGGER_RTT.c
-		)
+	family_flash_jlink(${TARGET})
+endfunction()
 
-		target_include_directories(tinyusb_additions INTERFACE
-				${TOP}/lib/SEGGER_RTT/RTT
-		)
+
+function(rp2040_family_configure_example_warnings TARGET)
+	if (NOT PICO_TINYUSB_NO_EXAMPLE_WARNINGS)
+		family_add_default_example_warnings(${TARGET})
+	endif()
+	if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
+		target_compile_options(${TARGET} PRIVATE -Wno-unreachable-code)
 	endif()
+	suppress_tinyusb_warnings()
+endfunction()
 
-	#------------------------------------
-	# Functions
-	#------------------------------------
 
-	function(family_configure_target TARGET)
-		pico_add_extra_outputs(${TARGET})
-		pico_enable_stdio_uart(${TARGET} 1)
-		target_link_libraries(${TARGET} PUBLIC pico_stdlib pico_bootsel_via_double_reset tinyusb_board tinyusb_additions)
-	endfunction()
+function(family_configure_device_example TARGET RTOS)
+	family_configure_target(${TARGET} ${RTOS})
+	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device${RTOS_SUFFIX})
+	rp2040_family_configure_example_warnings(${TARGET})
+endfunction()
 
-	function(rp2040_family_configure_example_warnings TARGET)
-		if (NOT PICO_TINYUSB_NO_EXAMPLE_WARNINGS)
-			family_add_default_example_warnings(${TARGET})
-		endif()
-		if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
-			target_compile_options(${TARGET} PRIVATE -Wno-unreachable-code)
-		endif()
-		suppress_tinyusb_warnings()
-	endfunction()
 
-	function(family_configure_device_example TARGET)
-		family_configure_target(${TARGET})
-		target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device)
-		rp2040_family_configure_example_warnings(${TARGET})
-	endfunction()
+function(family_add_pico_pio_usb TARGET)
+	target_link_libraries(${TARGET} PUBLIC tinyusb_pico_pio_usb)
+endfunction()
 
-	function(family_add_pico_pio_usb TARGET)
-		target_link_libraries(${TARGET} PUBLIC tinyusb_pico_pio_usb)
-	endfunction()
 
-	function(family_configure_host_example TARGET)
-		family_configure_target(${TARGET})
-		target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_host)
-		rp2040_family_configure_example_warnings(${TARGET})
+function(family_configure_host_example TARGET RTOS)
+	family_configure_target(${TARGET} ${RTOS})
+	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_host${RTOS_SUFFIX})
+	rp2040_family_configure_example_warnings(${TARGET})
 
-		# For rp2040 enable pico-pio-usb
-		if (TARGET tinyusb_pico_pio_usb)
-			# code does not compile with non GCC, or GCC 11.3+
-			if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 11.3)
-				family_add_pico_pio_usb(${PROJECT})
-			endif()
+	# For rp2040 enable pico-pio-usb
+	if (TARGET tinyusb_pico_pio_usb)
+		# code does not compile with non GCC, or GCC 11.3+
+		if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 11.3)
+			family_add_pico_pio_usb(${PROJECT})
 		endif()
-	endfunction()
+	endif()
+endfunction()
 
-	function(family_configure_dual_usb_example TARGET)
-		family_configure_target(${TARGET})
-		# require tinyusb_pico_pio_usb
-		target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device tinyusb_host tinyusb_pico_pio_usb )
-		rp2040_family_configure_example_warnings(${TARGET})
-	endfunction()
 
-	function(check_and_add_pico_pio_usb_support)
-		# check for pico_generate_pio_header (as depending on environment we may be called before SDK is
-		# initialized in which case it isn't available yet), and only do the initialization once
-		if (COMMAND pico_generate_pio_header AND NOT TARGET tinyusb_pico_pio_usb)
-			#------------------------------------
-			# PIO USB for both host and device
-			#------------------------------------
+function(family_configure_dual_usb_example TARGET RTOS)
+	family_configure_target(${TARGET} ${RTOS})
+	# require tinyusb_pico_pio_usb
+	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device tinyusb_host tinyusb_pico_pio_usb )
+	rp2040_family_configure_example_warnings(${TARGET})
+endfunction()
 
-			if (NOT DEFINED PICO_PIO_USB_PATH)
-				set(PICO_PIO_USB_PATH "${TOP}/hw/mcu/raspberry_pi/Pico-PIO-USB")
-			endif()
 
-			if (EXISTS ${PICO_PIO_USB_PATH}/src/pio_usb.c)
-				add_library(tinyusb_pico_pio_usb INTERFACE)
-				target_sources(tinyusb_device_base INTERFACE
-						${TOP}/src/portable/raspberrypi/pio_usb/dcd_pio_usb.c
-						)
-				target_sources(tinyusb_host_base INTERFACE
-						${TOP}/src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
-						)
+function(check_and_add_pico_pio_usb_support)
+	# check for pico_generate_pio_header (as depending on environment we may be called before SDK is
+	# initialized in which case it isn't available yet), and only do the initialization once
+	if (COMMAND pico_generate_pio_header AND NOT TARGET tinyusb_pico_pio_usb)
+		#------------------------------------
+		# PIO USB for both host and device
+		#------------------------------------
 
-				target_sources(tinyusb_pico_pio_usb INTERFACE
-						${PICO_PIO_USB_PATH}/src/pio_usb.c
-						${PICO_PIO_USB_PATH}/src/pio_usb_host.c
-						${PICO_PIO_USB_PATH}/src/pio_usb_device.c
-						${PICO_PIO_USB_PATH}/src/usb_crc.c
-						)
+		if (NOT DEFINED PICO_PIO_USB_PATH)
+			set(PICO_PIO_USB_PATH "${TOP}/hw/mcu/raspberry_pi/Pico-PIO-USB")
+		endif()
+
+		if (EXISTS ${PICO_PIO_USB_PATH}/src/pio_usb.c)
+			add_library(tinyusb_pico_pio_usb INTERFACE)
+			target_sources(tinyusb_device_base INTERFACE
+					${TOP}/src/portable/raspberrypi/pio_usb/dcd_pio_usb.c
+					)
+			target_sources(tinyusb_host_base INTERFACE
+					${TOP}/src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
+					)
 
-				target_include_directories(tinyusb_pico_pio_usb INTERFACE
-						${PICO_PIO_USB_PATH}/src
-						)
+			target_sources(tinyusb_pico_pio_usb INTERFACE
+					${PICO_PIO_USB_PATH}/src/pio_usb.c
+					${PICO_PIO_USB_PATH}/src/pio_usb_host.c
+					${PICO_PIO_USB_PATH}/src/pio_usb_device.c
+					${PICO_PIO_USB_PATH}/src/usb_crc.c
+					)
+
+			target_include_directories(tinyusb_pico_pio_usb INTERFACE
+					${PICO_PIO_USB_PATH}/src
+					)
 
-				target_link_libraries(tinyusb_pico_pio_usb INTERFACE
-						hardware_dma
-						hardware_pio
-						pico_multicore
-						)
+			target_link_libraries(tinyusb_pico_pio_usb INTERFACE
+					hardware_dma
+					hardware_pio
+					pico_multicore
+					)
 
-				target_compile_definitions(tinyusb_pico_pio_usb INTERFACE
-						PIO_USB_USE_TINYUSB
-						)
+			target_compile_definitions(tinyusb_pico_pio_usb INTERFACE
+					PIO_USB_USE_TINYUSB
+					)
 
-				pico_generate_pio_header(tinyusb_pico_pio_usb ${PICO_PIO_USB_PATH}/src/usb_tx.pio)
-				pico_generate_pio_header(tinyusb_pico_pio_usb ${PICO_PIO_USB_PATH}/src/usb_rx.pio)
-			endif()
+			pico_generate_pio_header(tinyusb_pico_pio_usb ${PICO_PIO_USB_PATH}/src/usb_tx.pio)
+			pico_generate_pio_header(tinyusb_pico_pio_usb ${PICO_PIO_USB_PATH}/src/usb_rx.pio)
 		endif()
-	endfunction()
+	endif()
+endfunction()
 
-	# Try to add Pico-PIO_USB support now for the case where this file is included directly
-	# after Pico SDK initialization, but without using the family_ functions (as is the case
-	# when included by the SDK itself)
-	check_and_add_pico_pio_usb_support()
+# Try to add Pico-PIO_USB support now for the case where this file is included directly
+# after Pico SDK initialization, but without using the family_ functions (as is the case
+# when included by the SDK itself)
+check_and_add_pico_pio_usb_support()
 
-	function(family_initialize_project PROJECT DIR)
-		# call the original version of this function from family_common.cmake
-		_family_initialize_project(${PROJECT} ${DIR})
-		enable_language(C CXX ASM)
-		pico_sdk_init()
 
-		# now re-check for adding Pico-PIO_USB support now SDK is definitely available
-		check_and_add_pico_pio_usb_support()
-	endfunction()
+function(family_initialize_project PROJECT DIR)
+	# call the original version of this function from family_common.cmake
+	_family_initialize_project(${PROJECT} ${DIR})
+	enable_language(C CXX ASM)
+	pico_sdk_init()
 
-	# This method must be called from the project scope to suppress known warnings in TinyUSB source files
-	function(suppress_tinyusb_warnings)
-		# some of these are pretty silly warnings only occurring in some older GCC versions 9 or prior
-		if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
-			if (CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)
-				set(CONVERSION_WARNING_FILES
-					${PICO_TINYUSB_PATH}/src/tusb.c
-					${PICO_TINYUSB_PATH}/src/common/tusb_fifo.c
-					${PICO_TINYUSB_PATH}/src/device/usbd.c
-					${PICO_TINYUSB_PATH}/src/device/usbd_control.c
-					${PICO_TINYUSB_PATH}/src/host/usbh.c
-					${PICO_TINYUSB_PATH}/src/class/cdc/cdc_device.c
-					${PICO_TINYUSB_PATH}/src/class/cdc/cdc_host.c
-					${PICO_TINYUSB_PATH}/src/class/hid/hid_device.c
-					${PICO_TINYUSB_PATH}/src/class/hid/hid_host.c
-					${PICO_TINYUSB_PATH}/src/class/audio/audio_device.c
-					${PICO_TINYUSB_PATH}/src/class/dfu/dfu_device.c
-					${PICO_TINYUSB_PATH}/src/class/dfu/dfu_rt_device.c
-					${PICO_TINYUSB_PATH}/src/class/midi/midi_device.c
-					${PICO_TINYUSB_PATH}/src/class/usbtmc/usbtmc_device.c
-					${PICO_TINYUSB_PATH}/src/portable/raspberrypi/rp2040/hcd_rp2040.c
-					)
-				foreach(SOURCE_FILE IN LISTS CONVERSION_WARNING_FILES)
-					set_source_files_properties(
-							${SOURCE_FILE}
-							PROPERTIES
-							COMPILE_FLAGS "-Wno-conversion")
-				endforeach()
-			endif()
-			if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 11.0)
+	# now re-check for adding Pico-PIO_USB support now SDK is definitely available
+	check_and_add_pico_pio_usb_support()
+endfunction()
+
+
+# This method must be called from the project scope to suppress known warnings in TinyUSB source files
+function(suppress_tinyusb_warnings)
+	# some of these are pretty silly warnings only occurring in some older GCC versions 9 or prior
+	if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+		if (CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)
+			set(CONVERSION_WARNING_FILES
+				${PICO_TINYUSB_PATH}/src/tusb.c
+				${PICO_TINYUSB_PATH}/src/common/tusb_fifo.c
+				${PICO_TINYUSB_PATH}/src/device/usbd.c
+				${PICO_TINYUSB_PATH}/src/device/usbd_control.c
+				${PICO_TINYUSB_PATH}/src/host/usbh.c
+				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_device.c
+				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_host.c
+				${PICO_TINYUSB_PATH}/src/class/hid/hid_device.c
+				${PICO_TINYUSB_PATH}/src/class/hid/hid_host.c
+				${PICO_TINYUSB_PATH}/src/class/audio/audio_device.c
+				${PICO_TINYUSB_PATH}/src/class/dfu/dfu_device.c
+				${PICO_TINYUSB_PATH}/src/class/dfu/dfu_rt_device.c
+				${PICO_TINYUSB_PATH}/src/class/midi/midi_device.c
+				${PICO_TINYUSB_PATH}/src/class/usbtmc/usbtmc_device.c
+				${PICO_TINYUSB_PATH}/src/portable/raspberrypi/rp2040/hcd_rp2040.c
+				)
+			foreach(SOURCE_FILE IN LISTS CONVERSION_WARNING_FILES)
 				set_source_files_properties(
-						${PICO_TINYUSB_PATH}/lib/fatfs/source/ff.c
-						COMPILE_FLAGS "-Wno-stringop-overflow -Wno-array-bounds")
-			endif()
+						${SOURCE_FILE}
+						PROPERTIES
+						COMPILE_FLAGS "-Wno-conversion")
+			endforeach()
+		endif()
+		if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 11.0)
 			set_source_files_properties(
 					${PICO_TINYUSB_PATH}/lib/fatfs/source/ff.c
-					PROPERTIES
-					COMPILE_FLAGS "-Wno-conversion -Wno-cast-qual")
+					COMPILE_FLAGS "-Wno-stringop-overflow -Wno-array-bounds")
+		endif()
+		set_source_files_properties(
+				${PICO_TINYUSB_PATH}/lib/fatfs/source/ff.c
+				PROPERTIES
+				COMPILE_FLAGS "-Wno-conversion -Wno-cast-qual")
 
-			set_source_files_properties(
-					${PICO_TINYUSB_PATH}/lib/lwip/src/core/tcp_in.c
-					${PICO_TINYUSB_PATH}/lib/lwip/src/core/tcp_out.c
-					PROPERTIES
-					COMPILE_FLAGS "-Wno-conversion")
+		set_source_files_properties(
+				${PICO_TINYUSB_PATH}/lib/lwip/src/core/tcp_in.c
+				${PICO_TINYUSB_PATH}/lib/lwip/src/core/tcp_out.c
+				PROPERTIES
+				COMPILE_FLAGS "-Wno-conversion")
 
-			set_source_files_properties(
-					${PICO_TINYUSB_PATH}/lib/networking/dnserver.c
-					${PICO_TINYUSB_PATH}/lib/networking/dhserver.c
-					${PICO_TINYUSB_PATH}/lib/networking/rndis_reports.c
-					PROPERTIES
-					COMPILE_FLAGS "-Wno-conversion -Wno-sign-conversion")
+		set_source_files_properties(
+				${PICO_TINYUSB_PATH}/lib/networking/dnserver.c
+				${PICO_TINYUSB_PATH}/lib/networking/dhserver.c
+				${PICO_TINYUSB_PATH}/lib/networking/rndis_reports.c
+				PROPERTIES
+				COMPILE_FLAGS "-Wno-conversion -Wno-sign-conversion")
 
-			if (TARGET tinyusb_pico_pio_usb)
-				set_source_files_properties(
-						${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb_device.c
-						${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb.c
-						${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb_host.c
-						${PICO_TINYUSB_PATH}/src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
-						PROPERTIES
-						COMPILE_FLAGS "-Wno-conversion -Wno-cast-qual -Wno-attributes")
-			endif()
-		elseif(CMAKE_C_COMPILER_ID STREQUAL "Clang")
-			set_source_files_properties(
-					${PICO_TINYUSB_PATH}/src/class/cdc/cdc_device.c
-					COMPILE_FLAGS "-Wno-unreachable-code")
-			set_source_files_properties(
-					${PICO_TINYUSB_PATH}/src/class/cdc/cdc_host.c
-					COMPILE_FLAGS "-Wno-unreachable-code-fallthrough")
+		if (TARGET tinyusb_pico_pio_usb)
 			set_source_files_properties(
-					${PICO_TINYUSB_PATH}/lib/fatfs/source/ff.c
+					${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb_device.c
+					${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb.c
+					${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb_host.c
+					${PICO_TINYUSB_PATH}/src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
 					PROPERTIES
-					COMPILE_FLAGS "-Wno-cast-qual")
+					COMPILE_FLAGS "-Wno-conversion -Wno-cast-qual -Wno-attributes")
 		endif()
-	endfunction()
-
-	# rp2040 does not support freeRTOS example yet
-	function(family_add_freertos TARGET)
-	endfunction()
-endif()
+	elseif(CMAKE_C_COMPILER_ID STREQUAL "Clang")
+		set_source_files_properties(
+				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_device.c
+				COMPILE_FLAGS "-Wno-unreachable-code")
+		set_source_files_properties(
+				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_host.c
+				COMPILE_FLAGS "-Wno-unreachable-code-fallthrough")
+		set_source_files_properties(
+				${PICO_TINYUSB_PATH}/lib/fatfs/source/ff.c
+				PROPERTIES
+				COMPILE_FLAGS "-Wno-cast-qual")
+	endif()
+endfunction()
diff --git a/hw/bsp/samd11/family.mk b/hw/bsp/samd11/family.mk
index a2a5268aa..43a60a122 100644
--- a/hw/bsp/samd11/family.mk
+++ b/hw/bsp/samd11/family.mk
@@ -1,11 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib -nostartfiles \
   -DCONF_DFLL_OVERWRITE_CALIBRATION=0 \
   -DOSC32K_OVERWRITE_CALIBRATION=0 \
@@ -40,6 +39,3 @@ INC += \
 	$(TOP)/hw/mcu/microchip/samd11/hri \
 	$(TOP)/hw/mcu/microchip/samd11/CMSIS/Include \
 	$(TOP)/hw/mcu/microchip/samd11/CMSIS/Core/Include
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
diff --git a/hw/bsp/samd21/family.mk b/hw/bsp/samd21/family.mk
index 30eccacb2..49a1a781a 100644
--- a/hw/bsp/samd21/family.mk
+++ b/hw/bsp/samd21/family.mk
@@ -2,12 +2,10 @@ UF2_FAMILY_ID = 0x68ed2b88
 DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib -nostartfiles \
   -DCONF_DFLL_OVERWRITE_CALIBRATION=0 \
   -DCFG_TUSB_MCU=OPT_MCU_SAMD21
@@ -39,9 +37,6 @@ INC += \
 	$(TOP)/hw/mcu/microchip/samd21/hri \
 	$(TOP)/hw/mcu/microchip/samd21/CMSIS/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # flash using bossac at least version 1.8
 # can be found in arduino15/packages/arduino/tools/bossac/
 # Add it to your PATH or change BOSSAC variable to match your installation
diff --git a/hw/bsp/samd51/family.mk b/hw/bsp/samd51/family.mk
index 657e33438..9a6c67e1a 100644
--- a/hw/bsp/samd51/family.mk
+++ b/hw/bsp/samd51/family.mk
@@ -2,14 +2,10 @@ UF2_FAMILY_ID = 0x55114460
 DEPS_SUBMODULES += hw/mcu/microchip
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_SAMD51
 
@@ -37,9 +33,6 @@ INC += \
 	$(TOP)/hw/mcu/microchip/samd51/hri \
 	$(TOP)/hw/mcu/microchip/samd51/CMSIS/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash using bossac at least version 1.8
 # can be found in arduino15/packages/arduino/tools/bossac/
 # Add it to your PATH or change BOSSAC variable to match your installation
diff --git a/hw/bsp/same5x/family.mk b/hw/bsp/same5x/family.mk
index df1af4a9d..691863f11 100644
--- a/hw/bsp/same5x/family.mk
+++ b/hw/bsp/same5x/family.mk
@@ -2,14 +2,11 @@ DEPS_SUBMODULES += hw/mcu/microchip
 
 SDK_DIR = hw/mcu/microchip/$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -mthumb \
-  -mabi=aapcs \
   -mlong-calls \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_SAME5X
 
@@ -32,9 +29,6 @@ INC += \
 	$(TOP)/$(SDK_DIR)/hri \
 	$(TOP)/$(SDK_DIR)/CMSIS/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash using edbg from https://github.com/ataradov/edbg
 flash-edbg: $(BUILD)/$(PROJECT).bin
 	edbg --verbose -t $(MCU) -pv -f $<
diff --git a/hw/bsp/saml2x/family.mk b/hw/bsp/saml2x/family.mk
index 62e5f8f4a..0acb0ed14 100644
--- a/hw/bsp/saml2x/family.mk
+++ b/hw/bsp/saml2x/family.mk
@@ -1,14 +1,11 @@
 UF2_FAMILY_ID = 0x68ed2b88
 DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/microchip
+MCU_DIR = hw/mcu/microchip/$(SAML_VARIANT)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
-
-MCU_DIR = hw/mcu/microchip/$(SAML_VARIANT)
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
   -nostdlib -nostartfiles \
   -DCONF_OSC32K_CALIB_ENABLE=0 \
   -DCFG_TUSB_MCU=OPT_MCU_SAML22
@@ -41,9 +38,6 @@ INC += \
 	$(TOP)/$(MCU_DIR)/hri \
 	$(TOP)/lib/CMSIS_5/CMSIS/Core/Include
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # flash using bossac at least version 1.8
 # can be found in arduino15/packages/arduino/tools/bossac/
 # Add it to your PATH or change BOSSAC variable to match your installation
diff --git a/hw/bsp/stm32f0/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/stm32f0/FreeRTOSConfig/FreeRTOSConfig.h
new file mode 100644
index 000000000..fc2f9fc67
--- /dev/null
+++ b/hw/bsp/stm32f0/FreeRTOSConfig/FreeRTOSConfig.h
@@ -0,0 +1,165 @@
+/*
+ * FreeRTOS Kernel V10.0.0
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software. If you wish to use our Amazon
+ * FreeRTOS name, please do so in a fair use way that does not cause confusion.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+// skip if included from IAR assembler
+#ifndef __IASMARM__
+  #include "stm32f0xx.h"
+#endif
+
+/* Cortex M23/M33 port configuration. */
+#define configENABLE_MPU                        0
+#define configENABLE_FPU                        1
+#define configENABLE_TRUSTZONE                  0
+#define configMINIMAL_SECURE_STACK_SIZE         (1024)
+
+#define configUSE_PREEMPTION                    1
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
+#define configCPU_CLOCK_HZ                      SystemCoreClock
+#define configTICK_RATE_HZ                      ( 1000 )
+#define configMAX_PRIORITIES                    ( 5 )
+#define configMINIMAL_STACK_SIZE                ( 128 )
+#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
+#define configMAX_TASK_NAME_LEN                 16
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configQUEUE_REGISTRY_SIZE               2
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     1
+#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
+
+#define configSUPPORT_STATIC_ALLOCATION         0
+#define configSUPPORT_DYNAMIC_ALLOCATION        1
+
+/* Hook function related definitions. */
+#define configUSE_IDLE_HOOK                    0
+#define configUSE_TICK_HOOK                    0
+#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
+#define configCHECK_FOR_STACK_OVERFLOW         2
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS          0
+#define configRECORD_STACK_HIGH_ADDRESS        1
+#define configUSE_TRACE_FACILITY               1 // legacy trace
+#define configUSE_STATS_FORMATTING_FUNCTIONS   0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                  0
+#define configMAX_CO_ROUTINE_PRIORITIES        2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                       1
+#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
+#define configTIMER_QUEUE_LENGTH               32
+#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
+
+/* Optional functions - most linkers will remove unused functions anyway. */
+#define INCLUDE_vTaskPrioritySet               0
+#define INCLUDE_uxTaskPriorityGet              0
+#define INCLUDE_vTaskDelete                    0
+#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
+#define INCLUDE_xResumeFromISR                 0
+#define INCLUDE_vTaskDelayUntil                1
+#define INCLUDE_vTaskDelay                     1
+#define INCLUDE_xTaskGetSchedulerState         0
+#define INCLUDE_xTaskGetCurrentTaskHandle      1
+#define INCLUDE_uxTaskGetStackHighWaterMark    0
+#define INCLUDE_xTaskGetIdleTaskHandle         0
+#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
+#define INCLUDE_pcTaskGetTaskName              0
+#define INCLUDE_eTaskGetState                  0
+#define INCLUDE_xEventGroupSetBitFromISR       0
+#define INCLUDE_xTimerPendFunctionCall         0
+
+/* Define to trap errors during development. */
+// Halt CPU (breakpoint) when hitting error, only apply for Cortex M3, M4, M7
+#if defined(__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__)
+  #define configASSERT(_exp) \
+    do {\
+      if ( !(_exp) ) { \
+        volatile uint32_t* ARM_CM_DHCSR =  ((volatile uint32_t*) 0xE000EDF0UL); /* Cortex M CoreDebug->DHCSR */ \
+        if ( (*ARM_CM_DHCSR) & 1UL ) {  /* Only halt mcu if debugger is attached */ \
+          taskDISABLE_INTERRUPTS(); \
+           __asm("BKPT #0\n"); \
+        }\
+      }\
+    } while(0)
+#else
+  #define configASSERT( x )
+#endif
+
+/* FreeRTOS hooks to NVIC vectors */
+#define xPortPendSVHandler    PendSV_Handler
+#define xPortSysTickHandler   SysTick_Handler
+#define vPortSVCHandler       SVC_Handler
+
+//--------------------------------------------------------------------+
+// Interrupt nesting behavior configuration.
+//--------------------------------------------------------------------+
+
+// For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
+#define configPRIO_BITS       2
+
+/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
+#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
+
+/* The highest interrupt priority that can be used by any interrupt service
+routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
+INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
+PRIORITY THAN THIS! (higher priorities are lower numeric values. */
+#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
+
+/* Interrupt priorities used by the kernel port layer itself.  These are generic
+to all Cortex-M ports, and do not rely on any particular library functions. */
+#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
+See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+#endif
diff --git a/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.cmake b/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.cmake
new file mode 100644
index 000000000..61fec0d30
--- /dev/null
+++ b/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.cmake
@@ -0,0 +1,11 @@
+set(MCU_VARIANT stm32f070xb)
+set(JLINK_DEVICE stm32f070rb)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/stm32F070rbtx_flash.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F070xB
+    CFG_EXAMPLE_VIDEO_READONLY
+    )
+endfunction()
diff --git a/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.mk b/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.mk
index 1cc443352..63f6a31c2 100644
--- a/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.mk
+++ b/hw/bsp/stm32f0/boards/stm32f070rbnucleo/board.mk
@@ -1,12 +1,9 @@
-CFLAGS += -DSTM32F070xB -DCFG_EXAMPLE_VIDEO_READONLY
+MCU_VARIANT = stm32f070xb
 
-# GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f070xb.s
-GCC_LD_FILE = $(BOARD_PATH)/stm32F070rbtx_flash.ld
+CFLAGS += -DSTM32F070xB -DCFG_EXAMPLE_VIDEO_READONLY
 
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f070xb.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f070xb_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/stm32F070rbtx_flash.ld
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f070rb
diff --git a/hw/bsp/stm32f0/boards/stm32f072disco/board.cmake b/hw/bsp/stm32f0/boards/stm32f072disco/board.cmake
new file mode 100644
index 000000000..287593f43
--- /dev/null
+++ b/hw/bsp/stm32f0/boards/stm32f072disco/board.cmake
@@ -0,0 +1,11 @@
+set(MCU_VARIANT stm32f072xb)
+set(JLINK_DEVICE stm32f072rb)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F072RBTx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F072xB
+    CFG_EXAMPLE_VIDEO_READONLY
+    )
+endfunction()
diff --git a/hw/bsp/stm32f0/boards/stm32f072disco/board.mk b/hw/bsp/stm32f0/boards/stm32f072disco/board.mk
index 4216ba186..57c658629 100644
--- a/hw/bsp/stm32f0/boards/stm32f072disco/board.mk
+++ b/hw/bsp/stm32f0/boards/stm32f072disco/board.mk
@@ -1,10 +1,9 @@
-CFLAGS += -DSTM32F072xB -DCFG_EXAMPLE_VIDEO_READONLY
+MCU_VARIANT = stm32f072xb
 
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f072xb.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F072RBTx_FLASH.ld
+CFLAGS += -DSTM32F072xB -DCFG_EXAMPLE_VIDEO_READONLY
 
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f072xb.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f072xb_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F072RBTx_FLASH.ld
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f072rb
diff --git a/hw/bsp/stm32f0/boards/stm32f072eval/board.cmake b/hw/bsp/stm32f0/boards/stm32f072eval/board.cmake
new file mode 100644
index 000000000..42d778cb5
--- /dev/null
+++ b/hw/bsp/stm32f0/boards/stm32f072eval/board.cmake
@@ -0,0 +1,12 @@
+set(MCU_VARIANT stm32f072xb)
+set(JLINK_DEVICE stm32f072vb)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F072VBTx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F072xB
+    LSI_VALUE=40000
+    CFG_EXAMPLE_VIDEO_READONLY
+    )
+endfunction()
diff --git a/hw/bsp/stm32f0/boards/stm32f072eval/board.mk b/hw/bsp/stm32f0/boards/stm32f072eval/board.mk
index bb9cba22a..bab889524 100644
--- a/hw/bsp/stm32f0/boards/stm32f072eval/board.mk
+++ b/hw/bsp/stm32f0/boards/stm32f072eval/board.mk
@@ -1,10 +1,9 @@
-CFLAGS += -DSTM32F072xB -DLSI_VALUE=40000 -DCFG_EXAMPLE_VIDEO_READONLY
+MCU_VARIANT = stm32f072xb
 
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f072xb.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F072VBTx_FLASH.ld
+CFLAGS += -DSTM32F072xB -DLSI_VALUE=40000 -DCFG_EXAMPLE_VIDEO_READONLY
 
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f072xb.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f072xb_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F072VBTx_FLASH.ld
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f072vb
diff --git a/hw/bsp/stm32f0/family.cmake b/hw/bsp/stm32f0/family.cmake
new file mode 100644
index 000000000..73f43de82
--- /dev/null
+++ b/hw/bsp/stm32f0/family.cmake
@@ -0,0 +1,120 @@
+include_guard()
+
+if (NOT BOARD)
+  message(FATAL_ERROR "BOARD not specified")
+endif ()
+
+set(ST_FAMILY f0)
+set(ST_PREFIX stm32${ST_FAMILY}xx)
+
+set(ST_HAL_DRIVER ${TOP}/hw/mcu/st/stm32${ST_FAMILY}xx_hal_driver)
+set(ST_CMSIS ${TOP}/hw/mcu/st/cmsis_device_${ST_FAMILY})
+set(CMSIS_5 ${TOP}/lib/CMSIS_5)
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+# toolchain set up
+set(CMAKE_SYSTEM_PROCESSOR cortex-m0 CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/tools/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS STM32F0 CACHE INTERNAL "")
+
+# enable LTO if supported
+include(CheckIPOSupported)
+check_ipo_supported(RESULT IPO_SUPPORTED)
+if (IPO_SUPPORTED)
+  set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif ()
+
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+
+    add_library(${BOARD_TARGET} STATIC
+      ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_cortex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc_ex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_gpio.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart_ex.c
+      ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+      )
+    target_include_directories(${BOARD_TARGET} PUBLIC
+      ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+      ${CMSIS_5}/CMSIS/Core/Include
+      ${ST_CMSIS}/Include
+      ${ST_HAL_DRIVER}/Inc
+      )
+    target_compile_options(${BOARD_TARGET} PUBLIC
+      )
+    target_compile_definitions(${BOARD_TARGET} PUBLIC
+      CFG_EXAMPLE_MSC_READONLY
+      )
+
+    update_board(${BOARD_TARGET})
+
+    if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--script=${LD_FILE_GNU}"
+        -nostartfiles
+        # nanolib
+        --specs=nosys.specs
+        --specs=nano.specs
+        )
+    elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--config=${LD_FILE_IAR}"
+        )
+    endif ()
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  #---------- Port Specific ----------
+  # These files are built for each example since it depends on example's tusb_config.h
+  target_sources(${TARGET} PUBLIC
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    # family, hw, board
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  # Add TinyUSB target and port source
+  family_add_tinyusb(${TARGET} OPT_MCU_STM32F0 ${RTOS})
+  target_sources(${TARGET}-tinyusb PUBLIC
+    ${TOP}/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
+    )
+  target_link_libraries(${TARGET}-tinyusb PUBLIC board_${BOARD})
+
+  # Link dependencies
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD} ${TARGET}-tinyusb)
+
+  # Flashing
+  family_flash_stlink(${TARGET})
+  #family_flash_jlink(${TARGET})
+endfunction()
diff --git a/hw/bsp/stm32f0/family.mk b/hw/bsp/stm32f0/family.mk
index 08e349a81..129a3b73a 100644
--- a/hw/bsp/stm32f0/family.mk
+++ b/hw/bsp/stm32f0/family.mk
@@ -6,6 +6,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0
 
 # --------------
 # Compiler Flags
@@ -15,20 +16,12 @@ CFLAGS += \
   -DCFG_TUSB_MCU=OPT_MCU_STM32F0
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0 \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles \
 
 # suppress warning caused by vendor mcu driver
-GCC_CFLAGS += -Wno-error=unused-parameter -Wno-error=cast-align
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m0
-IAR_ASFLAGS += --cpu cortex-m0
+CFLAGS_GCC += -Wno-error=unused-parameter -Wno-error=cast-align
 
 # ------------------------
 # All source paths should be relative to the top level.
@@ -52,5 +45,9 @@ INC += \
   $(TOP)/$(ST_CMSIS)/Include \
   $(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
+# Startup
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_$(MCU_VARIANT).s
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_$(MCU_VARIANT).s
+
+# Linker
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/$(MCU_VARIANT)_flash.icf
diff --git a/hw/bsp/stm32f1/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/stm32f1/FreeRTOSConfig/FreeRTOSConfig.h
new file mode 100644
index 000000000..5a6b2300b
--- /dev/null
+++ b/hw/bsp/stm32f1/FreeRTOSConfig/FreeRTOSConfig.h
@@ -0,0 +1,165 @@
+/*
+ * FreeRTOS Kernel V10.0.0
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software. If you wish to use our Amazon
+ * FreeRTOS name, please do so in a fair use way that does not cause confusion.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+// skip if included from IAR assembler
+#ifndef __IASMARM__
+  #include "stm32f1xx.h"
+#endif
+
+/* Cortex M23/M33 port configuration. */
+#define configENABLE_MPU                        0
+#define configENABLE_FPU                        1
+#define configENABLE_TRUSTZONE                  0
+#define configMINIMAL_SECURE_STACK_SIZE         (1024)
+
+#define configUSE_PREEMPTION                    1
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
+#define configCPU_CLOCK_HZ                      SystemCoreClock
+#define configTICK_RATE_HZ                      ( 1000 )
+#define configMAX_PRIORITIES                    ( 5 )
+#define configMINIMAL_STACK_SIZE                ( 128 )
+#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
+#define configMAX_TASK_NAME_LEN                 16
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configQUEUE_REGISTRY_SIZE               2
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     1
+#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
+
+#define configSUPPORT_STATIC_ALLOCATION         0
+#define configSUPPORT_DYNAMIC_ALLOCATION        1
+
+/* Hook function related definitions. */
+#define configUSE_IDLE_HOOK                    0
+#define configUSE_TICK_HOOK                    0
+#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
+#define configCHECK_FOR_STACK_OVERFLOW         2
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS          0
+#define configRECORD_STACK_HIGH_ADDRESS        1
+#define configUSE_TRACE_FACILITY               1 // legacy trace
+#define configUSE_STATS_FORMATTING_FUNCTIONS   0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                  0
+#define configMAX_CO_ROUTINE_PRIORITIES        2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                       1
+#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
+#define configTIMER_QUEUE_LENGTH               32
+#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
+
+/* Optional functions - most linkers will remove unused functions anyway. */
+#define INCLUDE_vTaskPrioritySet               0
+#define INCLUDE_uxTaskPriorityGet              0
+#define INCLUDE_vTaskDelete                    0
+#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
+#define INCLUDE_xResumeFromISR                 0
+#define INCLUDE_vTaskDelayUntil                1
+#define INCLUDE_vTaskDelay                     1
+#define INCLUDE_xTaskGetSchedulerState         0
+#define INCLUDE_xTaskGetCurrentTaskHandle      1
+#define INCLUDE_uxTaskGetStackHighWaterMark    0
+#define INCLUDE_xTaskGetIdleTaskHandle         0
+#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
+#define INCLUDE_pcTaskGetTaskName              0
+#define INCLUDE_eTaskGetState                  0
+#define INCLUDE_xEventGroupSetBitFromISR       0
+#define INCLUDE_xTimerPendFunctionCall         0
+
+/* Define to trap errors during development. */
+// Halt CPU (breakpoint) when hitting error, only apply for Cortex M3, M4, M7
+#if defined(__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__)
+  #define configASSERT(_exp) \
+    do {\
+      if ( !(_exp) ) { \
+        volatile uint32_t* ARM_CM_DHCSR =  ((volatile uint32_t*) 0xE000EDF0UL); /* Cortex M CoreDebug->DHCSR */ \
+        if ( (*ARM_CM_DHCSR) & 1UL ) {  /* Only halt mcu if debugger is attached */ \
+          taskDISABLE_INTERRUPTS(); \
+           __asm("BKPT #0\n"); \
+        }\
+      }\
+    } while(0)
+#else
+  #define configASSERT( x )
+#endif
+
+/* FreeRTOS hooks to NVIC vectors */
+#define xPortPendSVHandler    PendSV_Handler
+#define xPortSysTickHandler   SysTick_Handler
+#define vPortSVCHandler       SVC_Handler
+
+//--------------------------------------------------------------------+
+// Interrupt nesting behavior configuration.
+//--------------------------------------------------------------------+
+
+// For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
+#define configPRIO_BITS       4
+
+/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
+#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
+
+/* The highest interrupt priority that can be used by any interrupt service
+routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
+INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
+PRIORITY THAN THIS! (higher priorities are lower numeric values. */
+#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
+
+/* Interrupt priorities used by the kernel port layer itself.  These are generic
+to all Cortex-M ports, and do not rely on any particular library functions. */
+#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
+See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+#endif
diff --git a/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.cmake b/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.cmake
new file mode 100644
index 000000000..87b8458a2
--- /dev/null
+++ b/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.cmake
@@ -0,0 +1,13 @@
+set(MCU_VARIANT stm32f103xb)
+set(JLINK_DEVICE stm32f103c8)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F103X8_FLASH.ld)
+set(LD_FILE_IAR ${CMAKE_CURRENT_LIST_DIR}/stm32f103x8_flash.icf)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F103xB
+    HSE_VALUE=8000000U
+    CFG_EXAMPLE_VIDEO_READONLY
+    )
+endfunction()
diff --git a/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.mk b/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.mk
index 159b3ecb6..6c5f34501 100644
--- a/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.mk
+++ b/hw/bsp/stm32f1/boards/stm32f103_bluepill/board.mk
@@ -1,12 +1,10 @@
-CFLAGS += -DSTM32F103xB -DHSE_VALUE=8000000U -DCFG_EXAMPLE_VIDEO_READONLY
+MCU_VARIANT = stm32f103xb
 
-# GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f103xb.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F103X8_FLASH.ld
+CFLAGS += -DSTM32F103xB -DHSE_VALUE=8000000U -DCFG_EXAMPLE_VIDEO_READONLY
 
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f103xb.s
-IAR_LD_FILE = $(BOARD_PATH)/stm32f103x8_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F103X8_FLASH.ld
+LD_FILE_IAR = $(BOARD_PATH)/stm32f103x8_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f103c8
diff --git a/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.cmake b/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.cmake
new file mode 100644
index 000000000..67a96c4d1
--- /dev/null
+++ b/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.cmake
@@ -0,0 +1,12 @@
+set(MCU_VARIANT stm32f103xb)
+set(JLINK_DEVICE stm32f103rc)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F103XC_FLASH.ld)
+set(LD_FILE_IAR ${CMAKE_CURRENT_LIST_DIR}/stm32f103xc_flash.icf)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F103xB
+    HSE_VALUE=8000000U
+    )
+endfunction()
diff --git a/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.mk b/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.mk
index efea75be7..7e95c1fe1 100644
--- a/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.mk
+++ b/hw/bsp/stm32f1/boards/stm32f103_mini_2/board.mk
@@ -1,12 +1,10 @@
-CFLAGS += -DSTM32F103xB -DHSE_VALUE=8000000U
+MCU_VARIANT = stm32f103xb
 
-# GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f103xb.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F103XC_FLASH.ld
+CFLAGS += -DSTM32F103xB -DHSE_VALUE=8000000U
 
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f103xb.s
-IAR_LD_FILE = $(BOARD_PATH)/stm32f103xc_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F103XC_FLASH.ld
+LD_FILE_IAR = $(BOARD_PATH)/stm32f103xc_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f103rc
diff --git a/hw/bsp/stm32f1/family.cmake b/hw/bsp/stm32f1/family.cmake
new file mode 100644
index 000000000..efe41bc1b
--- /dev/null
+++ b/hw/bsp/stm32f1/family.cmake
@@ -0,0 +1,117 @@
+include_guard()
+
+if (NOT BOARD)
+  message(FATAL_ERROR "BOARD not specified")
+endif ()
+
+set(ST_FAMILY f1)
+set(ST_PREFIX stm32${ST_FAMILY}xx)
+
+set(ST_HAL_DRIVER ${TOP}/hw/mcu/st/stm32${ST_FAMILY}xx_hal_driver)
+set(ST_CMSIS ${TOP}/hw/mcu/st/cmsis_device_${ST_FAMILY})
+set(CMSIS_5 ${TOP}/lib/CMSIS_5)
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+# toolchain set up
+set(CMAKE_SYSTEM_PROCESSOR cortex-m3 CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/tools/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS STM32F1 CACHE INTERNAL "")
+
+# enable LTO if supported
+include(CheckIPOSupported)
+check_ipo_supported(RESULT IPO_SUPPORTED)
+if (IPO_SUPPORTED)
+  set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif ()
+
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+
+    add_library(${BOARD_TARGET} STATIC
+      ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_cortex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc_ex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_gpio.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart.c
+      ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+      )
+    target_include_directories(${BOARD_TARGET} PUBLIC
+      ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+      ${CMSIS_5}/CMSIS/Core/Include
+      ${ST_CMSIS}/Include
+      ${ST_HAL_DRIVER}/Inc
+      )
+    target_compile_options(${BOARD_TARGET} PUBLIC
+      )
+    target_compile_definitions(${BOARD_TARGET} PUBLIC
+      )
+
+    update_board(${BOARD_TARGET})
+
+    if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--script=${LD_FILE_GNU}"
+        -nostartfiles
+        # nanolib
+        --specs=nosys.specs
+        --specs=nano.specs
+        )
+    elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--config=${LD_FILE_IAR}"
+        )
+    endif ()
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  #---------- Port Specific ----------
+  # These files are built for each example since it depends on example's tusb_config.h
+  target_sources(${TARGET} PUBLIC
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    # family, hw, board
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  # Add TinyUSB target and port source
+  family_add_tinyusb(${TARGET} OPT_MCU_STM32F1 ${RTOS})
+  target_sources(${TARGET}-tinyusb PUBLIC
+    ${TOP}/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
+    )
+  target_link_libraries(${TARGET}-tinyusb PUBLIC board_${BOARD})
+
+  # Link dependencies
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD} ${TARGET}-tinyusb)
+
+  # Flashing
+  family_flash_stlink(${TARGET})
+  #family_flash_jlink(${TARGET})
+endfunction()
diff --git a/hw/bsp/stm32f1/family.mk b/hw/bsp/stm32f1/family.mk
index cd1d587f1..c9321c3cb 100644
--- a/hw/bsp/stm32f1/family.mk
+++ b/hw/bsp/stm32f1/family.mk
@@ -5,6 +5,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 # --------------
 # Compiler Flags
@@ -13,18 +14,10 @@ CFLAGS += \
   -DCFG_TUSB_MCU=OPT_MCU_STM32F1
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles \
 
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m3
-IAR_ASFLAGS += --cpu cortex-m3
-
 # ------------------------
 # All source paths should be relative to the top level.
 # ------------------------
@@ -43,11 +36,9 @@ INC += \
   $(TOP)/$(ST_CMSIS)/Include \
   $(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
-
-# For flash-jlink target
-JLINK_DEVICE = stm32f103c8
+# Startup
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_$(MCU_VARIANT).s
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_$(MCU_VARIANT).s
 
 # flash target ROM bootloader
 flash-dfu-util: $(BUILD)/$(PROJECT).bin
diff --git a/hw/bsp/stm32f2/boards/stm32f207nucleo/stm32f207nucleo.c b/hw/bsp/stm32f2/boards/stm32f207nucleo/stm32f207nucleo.c
index 48203b787..020f21cb1 100644
--- a/hw/bsp/stm32f2/boards/stm32f207nucleo/stm32f207nucleo.c
+++ b/hw/bsp/stm32f2/boards/stm32f207nucleo/stm32f207nucleo.c
@@ -203,7 +203,7 @@ uint32_t board_millis(void)
 
 void HardFault_Handler (void)
 {
-  asm("bkpt");
+  __asm("BKPT #0\n");
 }
 
 // Required by __libc_init_array in startup code if we are compiling using
diff --git a/hw/bsp/stm32f2/family.mk b/hw/bsp/stm32f2/family.mk
index 7ca378548..ce50b16ad 100644
--- a/hw/bsp/stm32f2/family.mk
+++ b/hw/bsp/stm32f2/family.mk
@@ -9,18 +9,17 @@ DEPS_SUBMODULES += \
 	$(ST_HAL_DRIVER)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m3
 
 CFLAGS += \
+	-DCFG_TUSB_MCU=OPT_MCU_STM32F2
+
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m3 \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles \
-  -DCFG_TUSB_MCU=OPT_MCU_STM32F2
 
 # mcu driver cause following warnings
-CFLAGS += -Wno-error=sign-compare
+CFLAGS_GCC += -Wno-error=sign-compare
 
 SRC_C += \
   src/portable/synopsys/dwc2/dcd_dwc2.c \
@@ -36,6 +35,3 @@ INC += \
   $(TOP)/$(ST_CMSIS)/Include \
   $(TOP)/$(ST_HAL_DRIVER)/Inc \
   $(TOP)/$(BOARD_PATH)
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM3
diff --git a/hw/bsp/stm32f3/family.mk b/hw/bsp/stm32f3/family.mk
index f3b21d530..a740e9012 100644
--- a/hw/bsp/stm32f3/family.mk
+++ b/hw/bsp/stm32f3/family.mk
@@ -9,14 +9,10 @@ DEPS_SUBMODULES += \
 	$(ST_HAL_DRIVER)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_STM32F3
 
@@ -37,6 +33,3 @@ INC += \
   $(TOP)/$(ST_CMSIS)/Include \
   $(TOP)/$(ST_HAL_DRIVER)/Inc \
   $(TOP)/$(BOARD_PATH)
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
diff --git a/hw/bsp/stm32f4/boards/feather_stm32f405/board.mk b/hw/bsp/stm32f4/boards/feather_stm32f405/board.mk
index 1962dd9d8..cfd1d8b3b 100644
--- a/hw/bsp/stm32f4/boards/feather_stm32f405/board.mk
+++ b/hw/bsp/stm32f4/boards/feather_stm32f405/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F405xx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f405xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F405RGTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f405xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F405RGTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f405xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f405xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f405xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f405xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f405rg
diff --git a/hw/bsp/stm32f4/boards/pyboardv11/board.mk b/hw/bsp/stm32f4/boards/pyboardv11/board.mk
index 0a9100e1e..4c52e004a 100644
--- a/hw/bsp/stm32f4/boards/pyboardv11/board.mk
+++ b/hw/bsp/stm32f4/boards/pyboardv11/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F405xx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f405xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F405RGTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f405xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F405RGTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f405xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f405xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f405xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f405xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f405rg
diff --git a/hw/bsp/stm32f4/boards/stm32f401blackpill/board.mk b/hw/bsp/stm32f4/boards/stm32f401blackpill/board.mk
index 11f9b81aa..3285bd232 100644
--- a/hw/bsp/stm32f4/boards/stm32f401blackpill/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f401blackpill/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F401xC
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f401xc.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F401VCTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f401xc.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F401VCTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f401xc.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f401xc_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f401xc.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f401xc_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f401cc
diff --git a/hw/bsp/stm32f4/boards/stm32f407disco/board.mk b/hw/bsp/stm32f4/boards/stm32f407disco/board.mk
index a184804d3..4de656b0c 100644
--- a/hw/bsp/stm32f4/boards/stm32f407disco/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f407disco/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F407xx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f407xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F407VGTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f407xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F407VGTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f407xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f407xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f407xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f407xx_flash.icf
 
 
 # For flash-jlink target
diff --git a/hw/bsp/stm32f4/boards/stm32f411blackpill/board.mk b/hw/bsp/stm32f4/boards/stm32f411blackpill/board.mk
index ac15eaa5d..7af7ca47c 100644
--- a/hw/bsp/stm32f4/boards/stm32f411blackpill/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f411blackpill/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F411xE
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f411xe.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F411CEUx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f411xe.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F411CEUx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f411xe.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f411xe_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f411xe.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f411xe_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f411ce
diff --git a/hw/bsp/stm32f4/boards/stm32f411disco/board.mk b/hw/bsp/stm32f4/boards/stm32f411disco/board.mk
index c5736050c..09fa50bd3 100644
--- a/hw/bsp/stm32f4/boards/stm32f411disco/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f411disco/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F411xE
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f411xe.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F411VETx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f411xe.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F411VETx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f411xe.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f411xe_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f411xe.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f411xe_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f411ve
diff --git a/hw/bsp/stm32f4/boards/stm32f412disco/board.mk b/hw/bsp/stm32f4/boards/stm32f412disco/board.mk
index 7dc3699e0..f767ac6c4 100644
--- a/hw/bsp/stm32f4/boards/stm32f412disco/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f412disco/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F412Zx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f412zx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F412ZGTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f412zx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F412ZGTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f412zx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f412zx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f412zx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f412zx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f412zg
diff --git a/hw/bsp/stm32f4/boards/stm32f412nucleo/board.mk b/hw/bsp/stm32f4/boards/stm32f412nucleo/board.mk
index 7dc3699e0..f767ac6c4 100644
--- a/hw/bsp/stm32f4/boards/stm32f412nucleo/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f412nucleo/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F412Zx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f412zx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F412ZGTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f412zx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F412ZGTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f412zx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f412zx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f412zx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f412zx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f412zg
diff --git a/hw/bsp/stm32f4/boards/stm32f439nucleo/board.mk b/hw/bsp/stm32f4/boards/stm32f439nucleo/board.mk
index e1f337a7e..2ab32b7f3 100644
--- a/hw/bsp/stm32f4/boards/stm32f439nucleo/board.mk
+++ b/hw/bsp/stm32f4/boards/stm32f439nucleo/board.mk
@@ -1,12 +1,12 @@
 CFLAGS += -DSTM32F439xx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f439xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F439ZITX_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f439xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32F439ZITX_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f439xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f439xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f439xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f439xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f439zi
diff --git a/hw/bsp/stm32f4/family.mk b/hw/bsp/stm32f4/family.mk
index 394c4a72f..38592ecb0 100644
--- a/hw/bsp/stm32f4/family.mk
+++ b/hw/bsp/stm32f4/family.mk
@@ -6,6 +6,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 # --------------
 # Compiler Flags
@@ -14,21 +15,12 @@ CFLAGS += \
   -DCFG_TUSB_MCU=OPT_MCU_STM32F4
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles
 
 # suppress warning caused by vendor mcu driver
-GCC_CFLAGS += -Wno-error=cast-align
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m4 --fpu VFPv4
-IAR_ASFLAGS += --cpu cortex-m4 --fpu VFPv4
+CFLAGS_GCC += -Wno-error=cast-align
 
 # -----------------
 # Sources & Include
@@ -51,8 +43,5 @@ INC += \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32f7/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/stm32f7/FreeRTOSConfig/FreeRTOSConfig.h
new file mode 100644
index 000000000..815e567dd
--- /dev/null
+++ b/hw/bsp/stm32f7/FreeRTOSConfig/FreeRTOSConfig.h
@@ -0,0 +1,165 @@
+/*
+ * FreeRTOS Kernel V10.0.0
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software. If you wish to use our Amazon
+ * FreeRTOS name, please do so in a fair use way that does not cause confusion.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+// skip if included from IAR assembler
+#ifndef __IASMARM__
+  #include "stm32f7xx.h"
+#endif
+
+/* Cortex M23/M33 port configuration. */
+#define configENABLE_MPU                        0
+#define configENABLE_FPU                        1
+#define configENABLE_TRUSTZONE                  0
+#define configMINIMAL_SECURE_STACK_SIZE         (1024)
+
+#define configUSE_PREEMPTION                    1
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
+#define configCPU_CLOCK_HZ                      SystemCoreClock
+#define configTICK_RATE_HZ                      ( 1000 )
+#define configMAX_PRIORITIES                    ( 5 )
+#define configMINIMAL_STACK_SIZE                ( 128 )
+#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
+#define configMAX_TASK_NAME_LEN                 16
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configQUEUE_REGISTRY_SIZE               2
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     1
+#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
+
+#define configSUPPORT_STATIC_ALLOCATION         0
+#define configSUPPORT_DYNAMIC_ALLOCATION        1
+
+/* Hook function related definitions. */
+#define configUSE_IDLE_HOOK                    0
+#define configUSE_TICK_HOOK                    0
+#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
+#define configCHECK_FOR_STACK_OVERFLOW         2
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS          0
+#define configRECORD_STACK_HIGH_ADDRESS        1
+#define configUSE_TRACE_FACILITY               1 // legacy trace
+#define configUSE_STATS_FORMATTING_FUNCTIONS   0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                  0
+#define configMAX_CO_ROUTINE_PRIORITIES        2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                       1
+#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
+#define configTIMER_QUEUE_LENGTH               32
+#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
+
+/* Optional functions - most linkers will remove unused functions anyway. */
+#define INCLUDE_vTaskPrioritySet               0
+#define INCLUDE_uxTaskPriorityGet              0
+#define INCLUDE_vTaskDelete                    0
+#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
+#define INCLUDE_xResumeFromISR                 0
+#define INCLUDE_vTaskDelayUntil                1
+#define INCLUDE_vTaskDelay                     1
+#define INCLUDE_xTaskGetSchedulerState         0
+#define INCLUDE_xTaskGetCurrentTaskHandle      1
+#define INCLUDE_uxTaskGetStackHighWaterMark    0
+#define INCLUDE_xTaskGetIdleTaskHandle         0
+#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
+#define INCLUDE_pcTaskGetTaskName              0
+#define INCLUDE_eTaskGetState                  0
+#define INCLUDE_xEventGroupSetBitFromISR       0
+#define INCLUDE_xTimerPendFunctionCall         0
+
+/* Define to trap errors during development. */
+// Halt CPU (breakpoint) when hitting error, only apply for Cortex M3, M4, M7
+#if defined(__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__)
+  #define configASSERT(_exp) \
+    do {\
+      if ( !(_exp) ) { \
+        volatile uint32_t* ARM_CM_DHCSR =  ((volatile uint32_t*) 0xE000EDF0UL); /* Cortex M CoreDebug->DHCSR */ \
+        if ( (*ARM_CM_DHCSR) & 1UL ) {  /* Only halt mcu if debugger is attached */ \
+          taskDISABLE_INTERRUPTS(); \
+           __asm("BKPT #0\n"); \
+        }\
+      }\
+    } while(0)
+#else
+  #define configASSERT( x )
+#endif
+
+/* FreeRTOS hooks to NVIC vectors */
+#define xPortPendSVHandler    PendSV_Handler
+#define xPortSysTickHandler   SysTick_Handler
+#define vPortSVCHandler       SVC_Handler
+
+//--------------------------------------------------------------------+
+// Interrupt nesting behavior configuration.
+//--------------------------------------------------------------------+
+
+// For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
+#define configPRIO_BITS       4
+
+/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
+#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
+
+/* The highest interrupt priority that can be used by any interrupt service
+routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
+INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
+PRIORITY THAN THIS! (higher priorities are lower numeric values. */
+#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
+
+/* Interrupt priorities used by the kernel port layer itself.  These are generic
+to all Cortex-M ports, and do not rely on any particular library functions. */
+#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
+See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+#endif
diff --git a/hw/bsp/stm32f7/boards/stlinkv3mini/board.cmake b/hw/bsp/stm32f7/boards/stlinkv3mini/board.cmake
new file mode 100644
index 000000000..378e736d4
--- /dev/null
+++ b/hw/bsp/stm32f7/boards/stlinkv3mini/board.cmake
@@ -0,0 +1,14 @@
+set(MCU_VARIANT stm32f723xx)
+set(JLINK_DEVICE stm32f723xx)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F723xE_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F723xx
+    HSE_VALUE=25000000
+    # default to PORT 1 High Speed
+    BOARD_TUD_RHPORT=1
+    BOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
+    )
+endfunction()
diff --git a/hw/bsp/stm32f7/boards/stlinkv3mini/board.mk b/hw/bsp/stm32f7/boards/stlinkv3mini/board.mk
index e1d352cc9..94dce5e84 100644
--- a/hw/bsp/stm32f7/boards/stlinkv3mini/board.mk
+++ b/hw/bsp/stm32f7/boards/stlinkv3mini/board.mk
@@ -1,3 +1,5 @@
+MCU_VARIANT = stm32f723xx
+
 # Only OTG-HS has a connector on this board
 PORT ?= 1
 SPEED ?= high
@@ -6,13 +8,8 @@ CFLAGS += \
   -DSTM32F723xx \
   -DHSE_VALUE=25000000 \
 
-# GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f723xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32F723xE_FLASH.ld
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f723xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f723xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F723xE_FLASH.ld
 
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32f7/boards/stm32f723disco/board.cmake b/hw/bsp/stm32f7/boards/stm32f723disco/board.cmake
new file mode 100644
index 000000000..dd3c35b00
--- /dev/null
+++ b/hw/bsp/stm32f7/boards/stm32f723disco/board.cmake
@@ -0,0 +1,14 @@
+set(MCU_VARIANT stm32f723xx)
+set(JLINK_DEVICE stm32f723ie)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F723xE_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F723xx
+    HSE_VALUE=25000000
+    # default to PORT 1 High Speed
+    BOARD_TUD_RHPORT=1
+    BOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
+    )
+endfunction()
diff --git a/hw/bsp/stm32f7/boards/stm32f723disco/board.mk b/hw/bsp/stm32f7/boards/stm32f723disco/board.mk
index 6ddb727c7..43e8eafe1 100644
--- a/hw/bsp/stm32f7/boards/stm32f723disco/board.mk
+++ b/hw/bsp/stm32f7/boards/stm32f723disco/board.mk
@@ -1,3 +1,5 @@
+MCU_VARIANT = stm32f723xx
+
 PORT ?= 1
 SPEED ?= high
 
@@ -5,13 +7,8 @@ CFLAGS += \
   -DSTM32F723xx \
   -DHSE_VALUE=25000000 \
 
-# GCC
-GCC_LD_FILE = $(BOARD_PATH)/STM32F723xE_FLASH.ld
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f723xx.s
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f723xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f723xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F723xE_FLASH.ld
 
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32f7/boards/stm32f723disco/stm32f7xx_hal_conf.h b/hw/bsp/stm32f7/boards/stm32f723disco/stm32f7xx_hal_conf.h
deleted file mode 100644
index 581f0e46a..000000000
--- a/hw/bsp/stm32f7/boards/stm32f723disco/stm32f7xx_hal_conf.h
+++ /dev/null
@@ -1,472 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    stm32f7xx_hal_conf.h
-  * @author  MCD Application Team
-  * @brief   HAL configuration file.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
-  * All rights reserved.</center></h2>
-  *
-  * This software component is licensed by ST under BSD 3-Clause license,
-  * the "License"; You may not use this file except in compliance with the
-  * License. You may obtain a copy of the License at:
-  *                        opensource.org/licenses/BSD-3-Clause
-  *
-  ******************************************************************************
-  */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __STM32F7xx_HAL_CONF_H
-#define __STM32F7xx_HAL_CONF_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/* Exported types ------------------------------------------------------------*/
-/* Exported constants --------------------------------------------------------*/
-
-/* ########################## Module Selection ############################## */
-/**
-  * @brief This is the list of modules to be used in the HAL driver
-  */
-#define HAL_MODULE_ENABLED
-/* #define HAL_ADC_MODULE_ENABLED   */
-/* #define HAL_CAN_MODULE_ENABLED */
-/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
-/* #define HAL_CEC_MODULE_ENABLED   */
-/* #define HAL_CRC_MODULE_ENABLED   */
-/* #define HAL_CRYP_MODULE_ENABLED   */
-/* #define HAL_DAC_MODULE_ENABLED   */
-/* #define HAL_DCMI_MODULE_ENABLED  */
-#define HAL_DMA_MODULE_ENABLED
-/* #define HAL_DMA2D_MODULE_ENABLED  */
-/* #define HAL_ETH_MODULE_ENABLED  */
-#define HAL_FLASH_MODULE_ENABLED
-/* #define HAL_NAND_MODULE_ENABLED */
-/* #define HAL_NOR_MODULE_ENABLED */
-/* #define HAL_SRAM_MODULE_ENABLED */
-/* #define HAL_SDRAM_MODULE_ENABLED */
-/* #define HAL_HASH_MODULE_ENABLED   */
-#define HAL_GPIO_MODULE_ENABLED
-/* #define HAL_I2C_MODULE_ENABLED */
-/* #define HAL_I2S_MODULE_ENABLED    */
-/* #define HAL_IWDG_MODULE_ENABLED  */
-/* #define HAL_LPTIM_MODULE_ENABLED */
-/* #define HAL_LTDC_MODULE_ENABLED  */
-#define HAL_PWR_MODULE_ENABLED
-/* #define HAL_QSPI_MODULE_ENABLED    */
-#define HAL_RCC_MODULE_ENABLED
-/* #define HAL_RNG_MODULE_ENABLED    */
-/* #define HAL_RTC_MODULE_ENABLED */
-/* #define HAL_SAI_MODULE_ENABLED    */
-/* #define HAL_SD_MODULE_ENABLED   */
-/* #define HAL_SPDIFRX_MODULE_ENABLED */
-/* #define HAL_SPI_MODULE_ENABLED    */
-/* #define HAL_TIM_MODULE_ENABLED    */
-#define HAL_UART_MODULE_ENABLED
-/* #define HAL_USART_MODULE_ENABLED  */
-/* #define HAL_IRDA_MODULE_ENABLED  */
-/* #define HAL_SMARTCARD_MODULE_ENABLED  */
-/* #define HAL_WWDG_MODULE_ENABLED   */
-#define HAL_CORTEX_MODULE_ENABLED
-/* #define HAL_PCD_MODULE_ENABLED */
-/* #define HAL_HCD_MODULE_ENABLED */
-/* #define HAL_DFSDM_MODULE_ENABLED */
-/* #define HAL_DSI_MODULE_ENABLED */
-/* #define HAL_JPEG_MODULE_ENABLED */
-/* #define HAL_MDIOS_MODULE_ENABLED */
-
-
-/* ########################## HSE/HSI Values adaptation ##################### */
-/**
-  * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSE is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSE_VALUE)
-  #define HSE_VALUE    ((uint32_t)25000000U) /*!< Value of the External oscillator in Hz */
-#endif /* HSE_VALUE */
-
-#if !defined  (HSE_STARTUP_TIMEOUT)
-  #define HSE_STARTUP_TIMEOUT    ((uint32_t)100U)   /*!< Time out for HSE start up, in ms */
-#endif /* HSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief Internal High Speed oscillator (HSI) value.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSI is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSI_VALUE)
-  #define HSI_VALUE    ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* HSI_VALUE */
-
-/**
-  * @brief Internal Low Speed oscillator (LSI) value.
-  */
-#if !defined  (LSI_VALUE)
- #define LSI_VALUE  ((uint32_t)32000U)       /*!< LSI Typical Value in Hz*/
-#endif /* LSI_VALUE */                      /*!< Value of the Internal Low Speed oscillator in Hz
-                                             The real value may vary depending on the variations
-                                             in voltage and temperature.  */
-/**
-  * @brief External Low Speed oscillator (LSE) value.
-  */
-#if !defined  (LSE_VALUE)
- #define LSE_VALUE  ((uint32_t)32768U)    /*!< Value of the External Low Speed oscillator in Hz */
-#endif /* LSE_VALUE */
-
-#if !defined  (LSE_STARTUP_TIMEOUT)
-  #define LSE_STARTUP_TIMEOUT    ((uint32_t)5000U)   /*!< Time out for LSE start up, in ms */
-#endif /* LSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief External clock source for I2S peripheral
-  *        This value is used by the I2S HAL module to compute the I2S clock source
-  *        frequency, this source is inserted directly through I2S_CKIN pad.
-  */
-#if !defined  (EXTERNAL_CLOCK_VALUE)
-  #define EXTERNAL_CLOCK_VALUE    ((uint32_t)12288000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* EXTERNAL_CLOCK_VALUE */
-
-/* Tip: To avoid modifying this file each time you need to use different HSE,
-   ===  you can define the HSE value in your toolchain compiler preprocessor. */
-
-/* ########################### System Configuration ######################### */
-/**
-  * @brief This is the HAL system configuration section
-  */
-#define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */
-#define  TICK_INT_PRIORITY            ((uint32_t)0x0FU) /*!< tick interrupt priority */
-#define  USE_RTOS                     0U
-#define  PREFETCH_ENABLE              1U
-#define  ART_ACCLERATOR_ENABLE        1U /* To enable instruction cache and prefetch */
-
-#define  USE_HAL_ADC_REGISTER_CALLBACKS         0U /* ADC register callback disabled       */
-#define  USE_HAL_CAN_REGISTER_CALLBACKS         0U /* CAN register callback disabled       */
-#define  USE_HAL_CEC_REGISTER_CALLBACKS         0U /* CEC register callback disabled       */
-#define  USE_HAL_CRYP_REGISTER_CALLBACKS        0U /* CRYP register callback disabled      */
-#define  USE_HAL_DAC_REGISTER_CALLBACKS         0U /* DAC register callback disabled       */
-#define  USE_HAL_DCMI_REGISTER_CALLBACKS        0U /* DCMI register callback disabled      */
-#define  USE_HAL_DFSDM_REGISTER_CALLBACKS       0U /* DFSDM register callback disabled     */
-#define  USE_HAL_DMA2D_REGISTER_CALLBACKS       0U /* DMA2D register callback disabled     */
-#define  USE_HAL_DSI_REGISTER_CALLBACKS         0U /* DSI register callback disabled       */
-#define  USE_HAL_ETH_REGISTER_CALLBACKS         0U /* ETH register callback disabled       */
-#define  USE_HAL_HASH_REGISTER_CALLBACKS        0U /* HASH register callback disabled      */
-#define  USE_HAL_HCD_REGISTER_CALLBACKS         0U /* HCD register callback disabled       */
-#define  USE_HAL_I2C_REGISTER_CALLBACKS         0U /* I2C register callback disabled       */
-#define  USE_HAL_I2S_REGISTER_CALLBACKS         0U /* I2S register callback disabled       */
-#define  USE_HAL_IRDA_REGISTER_CALLBACKS        0U /* IRDA register callback disabled      */
-#define  USE_HAL_JPEG_REGISTER_CALLBACKS        0U /* JPEG register callback disabled      */
-#define  USE_HAL_LPTIM_REGISTER_CALLBACKS       0U /* LPTIM register callback disabled     */
-#define  USE_HAL_LTDC_REGISTER_CALLBACKS        0U /* LTDC register callback disabled      */
-#define  USE_HAL_MDIOS_REGISTER_CALLBACKS       0U /* MDIOS register callback disabled     */
-#define  USE_HAL_MMC_REGISTER_CALLBACKS         0U /* MMC register callback disabled       */
-#define  USE_HAL_NAND_REGISTER_CALLBACKS        0U /* NAND register callback disabled      */
-#define  USE_HAL_NOR_REGISTER_CALLBACKS         0U /* NOR register callback disabled       */
-#define  USE_HAL_PCD_REGISTER_CALLBACKS         0U /* PCD register callback disabled       */
-#define  USE_HAL_QSPI_REGISTER_CALLBACKS        0U /* QSPI register callback disabled      */
-#define  USE_HAL_RNG_REGISTER_CALLBACKS         0U /* RNG register callback disabled       */
-#define  USE_HAL_RTC_REGISTER_CALLBACKS         0U /* RTC register callback disabled       */
-#define  USE_HAL_SAI_REGISTER_CALLBACKS         0U /* SAI register callback disabled       */
-#define  USE_HAL_SD_REGISTER_CALLBACKS          0U /* SD register callback disabled        */
-#define  USE_HAL_SMARTCARD_REGISTER_CALLBACKS   0U /* SMARTCARD register callback disabled */
-#define  USE_HAL_SDRAM_REGISTER_CALLBACKS       0U /* SDRAM register callback disabled     */
-#define  USE_HAL_SRAM_REGISTER_CALLBACKS        0U /* SRAM register callback disabled      */
-#define  USE_HAL_SPDIFRX_REGISTER_CALLBACKS     0U /* SPDIFRX register callback disabled   */
-#define  USE_HAL_SMBUS_REGISTER_CALLBACKS       0U /* SMBUS register callback disabled     */
-#define  USE_HAL_SPI_REGISTER_CALLBACKS         0U /* SPI register callback disabled       */
-#define  USE_HAL_TIM_REGISTER_CALLBACKS         0U /* TIM register callback disabled       */
-#define  USE_HAL_UART_REGISTER_CALLBACKS        0U /* UART register callback disabled      */
-#define  USE_HAL_USART_REGISTER_CALLBACKS       0U /* USART register callback disabled     */
-#define  USE_HAL_WWDG_REGISTER_CALLBACKS        0U /* WWDG register callback disabled      */
-
-/* ########################## Assert Selection ############################## */
-/**
-  * @brief Uncomment the line below to expanse the "assert_param" macro in the
-  *        HAL drivers code
-  */
-/* #define USE_FULL_ASSERT    1 */
-
-/* ################## Ethernet peripheral configuration for NUCLEO 144 board ##################### */
-
-/* Section 1 : Ethernet peripheral configuration */
-
-/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
-#define MAC_ADDR0   2U
-#define MAC_ADDR1   0U
-#define MAC_ADDR2   0U
-#define MAC_ADDR3   0U
-#define MAC_ADDR4   0U
-#define MAC_ADDR5   0U
-
-/* Definition of the Ethernet driver buffers size and count */
-#define ETH_RX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for receive               */
-#define ETH_TX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for transmit              */
-#define ETH_RXBUFNB                    ((uint32_t)5)       /* 5 Rx buffers of size ETH_RX_BUF_SIZE  */
-#define ETH_TXBUFNB                    ((uint32_t)5)       /* 5 Tx buffers of size ETH_TX_BUF_SIZE  */
-
-/* Section 2: PHY configuration section */
-/* LAN8742A PHY Address*/
-#define LAN8742A_PHY_ADDRESS            0x00
-/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
-#define PHY_RESET_DELAY                 ((uint32_t)0x00000FFF)
-/* PHY Configuration delay */
-#define PHY_CONFIG_DELAY                ((uint32_t)0x00000FFF)
-
-#define PHY_READ_TO                     ((uint32_t)0x0000FFFF)
-#define PHY_WRITE_TO                    ((uint32_t)0x0000FFFF)
-
-/* Section 3: Common PHY Registers */
-
-#define PHY_BCR                         ((uint16_t)0x00)    /*!< Transceiver Basic Control Register   */
-#define PHY_BSR                         ((uint16_t)0x01)    /*!< Transceiver Basic Status Register    */
-
-#define PHY_RESET                       ((uint16_t)0x8000)  /*!< PHY Reset */
-#define PHY_LOOPBACK                    ((uint16_t)0x4000)  /*!< Select loop-back mode */
-#define PHY_FULLDUPLEX_100M             ((uint16_t)0x2100)  /*!< Set the full-duplex mode at 100 Mb/s */
-#define PHY_HALFDUPLEX_100M             ((uint16_t)0x2000)  /*!< Set the half-duplex mode at 100 Mb/s */
-#define PHY_FULLDUPLEX_10M              ((uint16_t)0x0100)  /*!< Set the full-duplex mode at 10 Mb/s  */
-#define PHY_HALFDUPLEX_10M              ((uint16_t)0x0000)  /*!< Set the half-duplex mode at 10 Mb/s  */
-#define PHY_AUTONEGOTIATION             ((uint16_t)0x1000)  /*!< Enable auto-negotiation function     */
-#define PHY_RESTART_AUTONEGOTIATION     ((uint16_t)0x0200)  /*!< Restart auto-negotiation function    */
-#define PHY_POWERDOWN                   ((uint16_t)0x0800)  /*!< Select the power down mode           */
-#define PHY_ISOLATE                     ((uint16_t)0x0400)  /*!< Isolate PHY from MII                 */
-
-#define PHY_AUTONEGO_COMPLETE           ((uint16_t)0x0020)  /*!< Auto-Negotiation process completed   */
-#define PHY_LINKED_STATUS               ((uint16_t)0x0004)  /*!< Valid link established               */
-#define PHY_JABBER_DETECTION            ((uint16_t)0x0002)  /*!< Jabber condition detected            */
-
-/* Section 4: Extended PHY Registers */
-
-#define PHY_SR                          ((uint16_t)0x1F)    /*!< PHY special control/ status register Offset     */
-
-#define PHY_SPEED_STATUS                ((uint16_t)0x0004)  /*!< PHY Speed mask                                  */
-#define PHY_DUPLEX_STATUS               ((uint16_t)0x0010)  /*!< PHY Duplex mask                                 */
-
-
-#define PHY_ISFR                        ((uint16_t)0x1D)    /*!< PHY Interrupt Source Flag register Offset       */
-#define PHY_ISFR_INT4                   ((uint16_t)0x0010)  /*!< PHY Link down inturrupt                         */
-
-/* ################## SPI peripheral configuration ########################## */
-
-/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
-* Activated: CRC code is present inside driver
-* Deactivated: CRC code cleaned from driver
-*/
-
-#define USE_SPI_CRC                     1U
-
-/* Includes ------------------------------------------------------------------*/
-/**
-  * @brief Include module's header file
-  */
-
-#ifdef HAL_RCC_MODULE_ENABLED
-  #include "stm32f7xx_hal_rcc.h"
-#endif /* HAL_RCC_MODULE_ENABLED */
-
-#ifdef HAL_GPIO_MODULE_ENABLED
-  #include "stm32f7xx_hal_gpio.h"
-#endif /* HAL_GPIO_MODULE_ENABLED */
-
-#ifdef HAL_DMA_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma.h"
-#endif /* HAL_DMA_MODULE_ENABLED */
-
-#ifdef HAL_CORTEX_MODULE_ENABLED
-  #include "stm32f7xx_hal_cortex.h"
-#endif /* HAL_CORTEX_MODULE_ENABLED */
-
-#ifdef HAL_ADC_MODULE_ENABLED
-  #include "stm32f7xx_hal_adc.h"
-#endif /* HAL_ADC_MODULE_ENABLED */
-
-#ifdef HAL_CAN_MODULE_ENABLED
-  #include "stm32f7xx_hal_can.h"
-#endif /* HAL_CAN_MODULE_ENABLED */
-
-#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
-  #include "stm32f7xx_hal_can_legacy.h"
-#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
-
-#ifdef HAL_CEC_MODULE_ENABLED
-  #include "stm32f7xx_hal_cec.h"
-#endif /* HAL_CEC_MODULE_ENABLED */
-
-#ifdef HAL_CRC_MODULE_ENABLED
-  #include "stm32f7xx_hal_crc.h"
-#endif /* HAL_CRC_MODULE_ENABLED */
-
-#ifdef HAL_CRYP_MODULE_ENABLED
-  #include "stm32f7xx_hal_cryp.h"
-#endif /* HAL_CRYP_MODULE_ENABLED */
-
-#ifdef HAL_DMA2D_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma2d.h"
-#endif /* HAL_DMA2D_MODULE_ENABLED */
-
-#ifdef HAL_DAC_MODULE_ENABLED
-  #include "stm32f7xx_hal_dac.h"
-#endif /* HAL_DAC_MODULE_ENABLED */
-
-#ifdef HAL_DCMI_MODULE_ENABLED
-  #include "stm32f7xx_hal_dcmi.h"
-#endif /* HAL_DCMI_MODULE_ENABLED */
-
-#ifdef HAL_ETH_MODULE_ENABLED
-  #include "stm32f7xx_hal_eth.h"
-#endif /* HAL_ETH_MODULE_ENABLED */
-
-#ifdef HAL_FLASH_MODULE_ENABLED
-  #include "stm32f7xx_hal_flash.h"
-#endif /* HAL_FLASH_MODULE_ENABLED */
-
-#ifdef HAL_SRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sram.h"
-#endif /* HAL_SRAM_MODULE_ENABLED */
-
-#ifdef HAL_NOR_MODULE_ENABLED
-  #include "stm32f7xx_hal_nor.h"
-#endif /* HAL_NOR_MODULE_ENABLED */
-
-#ifdef HAL_NAND_MODULE_ENABLED
-  #include "stm32f7xx_hal_nand.h"
-#endif /* HAL_NAND_MODULE_ENABLED */
-
-#ifdef HAL_SDRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sdram.h"
-#endif /* HAL_SDRAM_MODULE_ENABLED */
-
-#ifdef HAL_HASH_MODULE_ENABLED
- #include "stm32f7xx_hal_hash.h"
-#endif /* HAL_HASH_MODULE_ENABLED */
-
-#ifdef HAL_I2C_MODULE_ENABLED
- #include "stm32f7xx_hal_i2c.h"
-#endif /* HAL_I2C_MODULE_ENABLED */
-
-#ifdef HAL_I2S_MODULE_ENABLED
- #include "stm32f7xx_hal_i2s.h"
-#endif /* HAL_I2S_MODULE_ENABLED */
-
-#ifdef HAL_IWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_iwdg.h"
-#endif /* HAL_IWDG_MODULE_ENABLED */
-
-#ifdef HAL_LPTIM_MODULE_ENABLED
- #include "stm32f7xx_hal_lptim.h"
-#endif /* HAL_LPTIM_MODULE_ENABLED */
-
-#ifdef HAL_LTDC_MODULE_ENABLED
- #include "stm32f7xx_hal_ltdc.h"
-#endif /* HAL_LTDC_MODULE_ENABLED */
-
-#ifdef HAL_PWR_MODULE_ENABLED
- #include "stm32f7xx_hal_pwr.h"
-#endif /* HAL_PWR_MODULE_ENABLED */
-
-#ifdef HAL_QSPI_MODULE_ENABLED
- #include "stm32f7xx_hal_qspi.h"
-#endif /* HAL_QSPI_MODULE_ENABLED */
-
-#ifdef HAL_RNG_MODULE_ENABLED
- #include "stm32f7xx_hal_rng.h"
-#endif /* HAL_RNG_MODULE_ENABLED */
-
-#ifdef HAL_RTC_MODULE_ENABLED
- #include "stm32f7xx_hal_rtc.h"
-#endif /* HAL_RTC_MODULE_ENABLED */
-
-#ifdef HAL_SAI_MODULE_ENABLED
- #include "stm32f7xx_hal_sai.h"
-#endif /* HAL_SAI_MODULE_ENABLED */
-
-#ifdef HAL_SD_MODULE_ENABLED
- #include "stm32f7xx_hal_sd.h"
-#endif /* HAL_SD_MODULE_ENABLED */
-
-#ifdef HAL_SPDIFRX_MODULE_ENABLED
- #include "stm32f7xx_hal_spdifrx.h"
-#endif /* HAL_SPDIFRX_MODULE_ENABLED */
-
-#ifdef HAL_SPI_MODULE_ENABLED
- #include "stm32f7xx_hal_spi.h"
-#endif /* HAL_SPI_MODULE_ENABLED */
-
-#ifdef HAL_TIM_MODULE_ENABLED
- #include "stm32f7xx_hal_tim.h"
-#endif /* HAL_TIM_MODULE_ENABLED */
-
-#ifdef HAL_UART_MODULE_ENABLED
- #include "stm32f7xx_hal_uart.h"
-#endif /* HAL_UART_MODULE_ENABLED */
-
-#ifdef HAL_USART_MODULE_ENABLED
- #include "stm32f7xx_hal_usart.h"
-#endif /* HAL_USART_MODULE_ENABLED */
-
-#ifdef HAL_IRDA_MODULE_ENABLED
- #include "stm32f7xx_hal_irda.h"
-#endif /* HAL_IRDA_MODULE_ENABLED */
-
-#ifdef HAL_SMARTCARD_MODULE_ENABLED
- #include "stm32f7xx_hal_smartcard.h"
-#endif /* HAL_SMARTCARD_MODULE_ENABLED */
-
-#ifdef HAL_WWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_wwdg.h"
-#endif /* HAL_WWDG_MODULE_ENABLED */
-
-#ifdef HAL_PCD_MODULE_ENABLED
- #include "stm32f7xx_hal_pcd.h"
-#endif /* HAL_PCD_MODULE_ENABLED */
-
-#ifdef HAL_HCD_MODULE_ENABLED
- #include "stm32f7xx_hal_hcd.h"
-#endif /* HAL_HCD_MODULE_ENABLED */
-
-#ifdef HAL_DFSDM_MODULE_ENABLED
- #include "stm32f7xx_hal_dfsdm.h"
-#endif /* HAL_DFSDM_MODULE_ENABLED */
-
-#ifdef HAL_DSI_MODULE_ENABLED
- #include "stm32f7xx_hal_dsi.h"
-#endif /* HAL_DSI_MODULE_ENABLED */
-
-#ifdef HAL_JPEG_MODULE_ENABLED
- #include "stm32f7xx_hal_jpeg.h"
-#endif /* HAL_JPEG_MODULE_ENABLED */
-
-#ifdef HAL_MDIOS_MODULE_ENABLED
- #include "stm32f7xx_hal_mdios.h"
-#endif /* HAL_MDIOS_MODULE_ENABLED */
-
-/* Exported macro ------------------------------------------------------------*/
-#ifdef  USE_FULL_ASSERT
-/**
-  * @brief  The assert_param macro is used for function's parameters check.
-  * @param  expr: If expr is false, it calls assert_failed function
-  *         which reports the name of the source file and the source
-  *         line number of the call that failed.
-  *         If expr is true, it returns no value.
-  * @retval None
-  */
-  #define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__))
-/* Exported functions ------------------------------------------------------- */
-  void assert_failed(uint8_t* file, uint32_t line);
-#else
-  #define assert_param(expr) ((void)0U)
-#endif /* USE_FULL_ASSERT */
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __STM32F7xx_HAL_CONF_H */
-
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/hw/bsp/stm32f7/boards/stm32f746disco/board.cmake b/hw/bsp/stm32f7/boards/stm32f746disco/board.cmake
new file mode 100644
index 000000000..e44c164b8
--- /dev/null
+++ b/hw/bsp/stm32f7/boards/stm32f746disco/board.cmake
@@ -0,0 +1,14 @@
+set(MCU_VARIANT stm32f746xx)
+set(JLINK_DEVICE stm32f746xx)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F746ZGTx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F746xx
+    HSE_VALUE=25000000
+    # default to PORT 1 High Speed
+    BOARD_TUD_RHPORT=1
+    BOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
+    )
+endfunction()
diff --git a/hw/bsp/stm32f7/boards/stm32f746disco/board.mk b/hw/bsp/stm32f7/boards/stm32f746disco/board.mk
index ba31baa16..61c0aaa7d 100644
--- a/hw/bsp/stm32f7/boards/stm32f746disco/board.mk
+++ b/hw/bsp/stm32f7/boards/stm32f746disco/board.mk
@@ -1,3 +1,5 @@
+MCU_VARIANT = stm32f746xx
+
 PORT ?= 1
 SPEED ?= high
 
@@ -5,13 +7,8 @@ CFLAGS += \
   -DSTM32F746xx \
   -DHSE_VALUE=25000000
 
-# GCC
-GCC_LD_FILE = $(BOARD_PATH)/STM32F746ZGTx_FLASH.ld
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f746xx.s
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f746xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f746xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F746ZGTx_FLASH.ld
 
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32f7/boards/stm32f746disco/stm32f7xx_hal_conf.h b/hw/bsp/stm32f7/boards/stm32f746disco/stm32f7xx_hal_conf.h
deleted file mode 100644
index 03dec8f0d..000000000
--- a/hw/bsp/stm32f7/boards/stm32f746disco/stm32f7xx_hal_conf.h
+++ /dev/null
@@ -1,472 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    stm32f7xx_hal_conf.h
-  * @author  MCD Application Team
-  * @brief   HAL configuration file.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
-  * All rights reserved.</center></h2>
-  *
-  * This software component is licensed by ST under BSD 3-Clause license,
-  * the "License"; You may not use this file except in compliance with the
-  * License. You may obtain a copy of the License at:
-  *                        opensource.org/licenses/BSD-3-Clause
-  *
-  ******************************************************************************
-  */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __STM32F7xx_HAL_CONF_H
-#define __STM32F7xx_HAL_CONF_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/* Exported types ------------------------------------------------------------*/
-/* Exported constants --------------------------------------------------------*/
-
-/* ########################## Module Selection ############################## */
-/**
-  * @brief This is the list of modules to be used in the HAL driver
-  */
-#define HAL_MODULE_ENABLED
-/* #define HAL_ADC_MODULE_ENABLED   */
-/* #define HAL_CAN_MODULE_ENABLED */
-/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
-/* #define HAL_CEC_MODULE_ENABLED   */
-/* #define HAL_CRC_MODULE_ENABLED   */
-/* #define HAL_CRYP_MODULE_ENABLED   */
-/* #define HAL_DAC_MODULE_ENABLED   */
-/* #define HAL_DCMI_MODULE_ENABLED  */
-#define HAL_DMA_MODULE_ENABLED
-/* #define HAL_DMA2D_MODULE_ENABLED  */
-/* #define HAL_ETH_MODULE_ENABLED  */
-#define HAL_FLASH_MODULE_ENABLED
-/* #define HAL_NAND_MODULE_ENABLED */
-/* #define HAL_NOR_MODULE_ENABLED */
-/* #define HAL_SRAM_MODULE_ENABLED */
-/* #define HAL_SDRAM_MODULE_ENABLED */
-/* #define HAL_HASH_MODULE_ENABLED   */
-#define HAL_GPIO_MODULE_ENABLED
-/* #define HAL_I2C_MODULE_ENABLED */
-/* #define HAL_I2S_MODULE_ENABLED    */
-/* #define HAL_IWDG_MODULE_ENABLED  */
-/* #define HAL_LPTIM_MODULE_ENABLED */
-/* #define HAL_LTDC_MODULE_ENABLED  */
-#define HAL_PWR_MODULE_ENABLED
-/* #define HAL_QSPI_MODULE_ENABLED    */
-#define HAL_RCC_MODULE_ENABLED
-/* #define HAL_RNG_MODULE_ENABLED    */
-/* #define HAL_RTC_MODULE_ENABLED */
-/* #define HAL_SAI_MODULE_ENABLED    */
-/* #define HAL_SD_MODULE_ENABLED   */
-/* #define HAL_SPDIFRX_MODULE_ENABLED */
-/* #define HAL_SPI_MODULE_ENABLED    */
-/* #define HAL_TIM_MODULE_ENABLED    */
-#define HAL_UART_MODULE_ENABLED
-/* #define HAL_USART_MODULE_ENABLED  */
-/* #define HAL_IRDA_MODULE_ENABLED  */
-/* #define HAL_SMARTCARD_MODULE_ENABLED  */
-/* #define HAL_WWDG_MODULE_ENABLED   */
-#define HAL_CORTEX_MODULE_ENABLED
-/* #define HAL_PCD_MODULE_ENABLED */
-/* #define HAL_HCD_MODULE_ENABLED */
-/* #define HAL_DFSDM_MODULE_ENABLED */
-/* #define HAL_DSI_MODULE_ENABLED */
-/* #define HAL_JPEG_MODULE_ENABLED */
-/* #define HAL_MDIOS_MODULE_ENABLED */
-
-
-/* ########################## HSE/HSI Values adaptation ##################### */
-/**
-  * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSE is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSE_VALUE)
-  #define HSE_VALUE    ((uint32_t)8000000U) /*!< Value of the External oscillator in Hz */
-#endif /* HSE_VALUE */
-
-#if !defined  (HSE_STARTUP_TIMEOUT)
-  #define HSE_STARTUP_TIMEOUT    ((uint32_t)100U)   /*!< Time out for HSE start up, in ms */
-#endif /* HSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief Internal High Speed oscillator (HSI) value.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSI is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSI_VALUE)
-  #define HSI_VALUE    ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* HSI_VALUE */
-
-/**
-  * @brief Internal Low Speed oscillator (LSI) value.
-  */
-#if !defined  (LSI_VALUE)
- #define LSI_VALUE  ((uint32_t)32000U)       /*!< LSI Typical Value in Hz*/
-#endif /* LSI_VALUE */                      /*!< Value of the Internal Low Speed oscillator in Hz
-                                             The real value may vary depending on the variations
-                                             in voltage and temperature.  */
-/**
-  * @brief External Low Speed oscillator (LSE) value.
-  */
-#if !defined  (LSE_VALUE)
- #define LSE_VALUE  ((uint32_t)32768U)    /*!< Value of the External Low Speed oscillator in Hz */
-#endif /* LSE_VALUE */
-
-#if !defined  (LSE_STARTUP_TIMEOUT)
-  #define LSE_STARTUP_TIMEOUT    ((uint32_t)5000U)   /*!< Time out for LSE start up, in ms */
-#endif /* LSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief External clock source for I2S peripheral
-  *        This value is used by the I2S HAL module to compute the I2S clock source
-  *        frequency, this source is inserted directly through I2S_CKIN pad.
-  */
-#if !defined  (EXTERNAL_CLOCK_VALUE)
-  #define EXTERNAL_CLOCK_VALUE    ((uint32_t)12288000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* EXTERNAL_CLOCK_VALUE */
-
-/* Tip: To avoid modifying this file each time you need to use different HSE,
-   ===  you can define the HSE value in your toolchain compiler preprocessor. */
-
-/* ########################### System Configuration ######################### */
-/**
-  * @brief This is the HAL system configuration section
-  */
-#define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */
-#define  TICK_INT_PRIORITY            ((uint32_t)0x0FU) /*!< tick interrupt priority */
-#define  USE_RTOS                     0U
-#define  PREFETCH_ENABLE              1U
-#define  ART_ACCLERATOR_ENABLE        1U /* To enable instruction cache and prefetch */
-
-#define  USE_HAL_ADC_REGISTER_CALLBACKS         0U /* ADC register callback disabled       */
-#define  USE_HAL_CAN_REGISTER_CALLBACKS         0U /* CAN register callback disabled       */
-#define  USE_HAL_CEC_REGISTER_CALLBACKS         0U /* CEC register callback disabled       */
-#define  USE_HAL_CRYP_REGISTER_CALLBACKS        0U /* CRYP register callback disabled      */
-#define  USE_HAL_DAC_REGISTER_CALLBACKS         0U /* DAC register callback disabled       */
-#define  USE_HAL_DCMI_REGISTER_CALLBACKS        0U /* DCMI register callback disabled      */
-#define  USE_HAL_DFSDM_REGISTER_CALLBACKS       0U /* DFSDM register callback disabled     */
-#define  USE_HAL_DMA2D_REGISTER_CALLBACKS       0U /* DMA2D register callback disabled     */
-#define  USE_HAL_DSI_REGISTER_CALLBACKS         0U /* DSI register callback disabled       */
-#define  USE_HAL_ETH_REGISTER_CALLBACKS         0U /* ETH register callback disabled       */
-#define  USE_HAL_HASH_REGISTER_CALLBACKS        0U /* HASH register callback disabled      */
-#define  USE_HAL_HCD_REGISTER_CALLBACKS         0U /* HCD register callback disabled       */
-#define  USE_HAL_I2C_REGISTER_CALLBACKS         0U /* I2C register callback disabled       */
-#define  USE_HAL_I2S_REGISTER_CALLBACKS         0U /* I2S register callback disabled       */
-#define  USE_HAL_IRDA_REGISTER_CALLBACKS        0U /* IRDA register callback disabled      */
-#define  USE_HAL_JPEG_REGISTER_CALLBACKS        0U /* JPEG register callback disabled      */
-#define  USE_HAL_LPTIM_REGISTER_CALLBACKS       0U /* LPTIM register callback disabled     */
-#define  USE_HAL_LTDC_REGISTER_CALLBACKS        0U /* LTDC register callback disabled      */
-#define  USE_HAL_MDIOS_REGISTER_CALLBACKS       0U /* MDIOS register callback disabled     */
-#define  USE_HAL_MMC_REGISTER_CALLBACKS         0U /* MMC register callback disabled       */
-#define  USE_HAL_NAND_REGISTER_CALLBACKS        0U /* NAND register callback disabled      */
-#define  USE_HAL_NOR_REGISTER_CALLBACKS         0U /* NOR register callback disabled       */
-#define  USE_HAL_PCD_REGISTER_CALLBACKS         0U /* PCD register callback disabled       */
-#define  USE_HAL_QSPI_REGISTER_CALLBACKS        0U /* QSPI register callback disabled      */
-#define  USE_HAL_RNG_REGISTER_CALLBACKS         0U /* RNG register callback disabled       */
-#define  USE_HAL_RTC_REGISTER_CALLBACKS         0U /* RTC register callback disabled       */
-#define  USE_HAL_SAI_REGISTER_CALLBACKS         0U /* SAI register callback disabled       */
-#define  USE_HAL_SD_REGISTER_CALLBACKS          0U /* SD register callback disabled        */
-#define  USE_HAL_SMARTCARD_REGISTER_CALLBACKS   0U /* SMARTCARD register callback disabled */
-#define  USE_HAL_SDRAM_REGISTER_CALLBACKS       0U /* SDRAM register callback disabled     */
-#define  USE_HAL_SRAM_REGISTER_CALLBACKS        0U /* SRAM register callback disabled      */
-#define  USE_HAL_SPDIFRX_REGISTER_CALLBACKS     0U /* SPDIFRX register callback disabled   */
-#define  USE_HAL_SMBUS_REGISTER_CALLBACKS       0U /* SMBUS register callback disabled     */
-#define  USE_HAL_SPI_REGISTER_CALLBACKS         0U /* SPI register callback disabled       */
-#define  USE_HAL_TIM_REGISTER_CALLBACKS         0U /* TIM register callback disabled       */
-#define  USE_HAL_UART_REGISTER_CALLBACKS        0U /* UART register callback disabled      */
-#define  USE_HAL_USART_REGISTER_CALLBACKS       0U /* USART register callback disabled     */
-#define  USE_HAL_WWDG_REGISTER_CALLBACKS        0U /* WWDG register callback disabled      */
-
-/* ########################## Assert Selection ############################## */
-/**
-  * @brief Uncomment the line below to expanse the "assert_param" macro in the
-  *        HAL drivers code
-  */
-/* #define USE_FULL_ASSERT    1 */
-
-/* ################## Ethernet peripheral configuration for NUCLEO 144 board ##################### */
-
-/* Section 1 : Ethernet peripheral configuration */
-
-/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
-#define MAC_ADDR0   2U
-#define MAC_ADDR1   0U
-#define MAC_ADDR2   0U
-#define MAC_ADDR3   0U
-#define MAC_ADDR4   0U
-#define MAC_ADDR5   0U
-
-/* Definition of the Ethernet driver buffers size and count */
-#define ETH_RX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for receive               */
-#define ETH_TX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for transmit              */
-#define ETH_RXBUFNB                    ((uint32_t)5)       /* 5 Rx buffers of size ETH_RX_BUF_SIZE  */
-#define ETH_TXBUFNB                    ((uint32_t)5)       /* 5 Tx buffers of size ETH_TX_BUF_SIZE  */
-
-/* Section 2: PHY configuration section */
-/* LAN8742A PHY Address*/
-#define LAN8742A_PHY_ADDRESS            0x00
-/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
-#define PHY_RESET_DELAY                 ((uint32_t)0x00000FFF)
-/* PHY Configuration delay */
-#define PHY_CONFIG_DELAY                ((uint32_t)0x00000FFF)
-
-#define PHY_READ_TO                     ((uint32_t)0x0000FFFF)
-#define PHY_WRITE_TO                    ((uint32_t)0x0000FFFF)
-
-/* Section 3: Common PHY Registers */
-
-#define PHY_BCR                         ((uint16_t)0x00)    /*!< Transceiver Basic Control Register   */
-#define PHY_BSR                         ((uint16_t)0x01)    /*!< Transceiver Basic Status Register    */
-
-#define PHY_RESET                       ((uint16_t)0x8000)  /*!< PHY Reset */
-#define PHY_LOOPBACK                    ((uint16_t)0x4000)  /*!< Select loop-back mode */
-#define PHY_FULLDUPLEX_100M             ((uint16_t)0x2100)  /*!< Set the full-duplex mode at 100 Mb/s */
-#define PHY_HALFDUPLEX_100M             ((uint16_t)0x2000)  /*!< Set the half-duplex mode at 100 Mb/s */
-#define PHY_FULLDUPLEX_10M              ((uint16_t)0x0100)  /*!< Set the full-duplex mode at 10 Mb/s  */
-#define PHY_HALFDUPLEX_10M              ((uint16_t)0x0000)  /*!< Set the half-duplex mode at 10 Mb/s  */
-#define PHY_AUTONEGOTIATION             ((uint16_t)0x1000)  /*!< Enable auto-negotiation function     */
-#define PHY_RESTART_AUTONEGOTIATION     ((uint16_t)0x0200)  /*!< Restart auto-negotiation function    */
-#define PHY_POWERDOWN                   ((uint16_t)0x0800)  /*!< Select the power down mode           */
-#define PHY_ISOLATE                     ((uint16_t)0x0400)  /*!< Isolate PHY from MII                 */
-
-#define PHY_AUTONEGO_COMPLETE           ((uint16_t)0x0020)  /*!< Auto-Negotiation process completed   */
-#define PHY_LINKED_STATUS               ((uint16_t)0x0004)  /*!< Valid link established               */
-#define PHY_JABBER_DETECTION            ((uint16_t)0x0002)  /*!< Jabber condition detected            */
-
-/* Section 4: Extended PHY Registers */
-
-#define PHY_SR                          ((uint16_t)0x1F)    /*!< PHY special control/ status register Offset     */
-
-#define PHY_SPEED_STATUS                ((uint16_t)0x0004)  /*!< PHY Speed mask                                  */
-#define PHY_DUPLEX_STATUS               ((uint16_t)0x0010)  /*!< PHY Duplex mask                                 */
-
-
-#define PHY_ISFR                        ((uint16_t)0x1D)    /*!< PHY Interrupt Source Flag register Offset       */
-#define PHY_ISFR_INT4                   ((uint16_t)0x0010)  /*!< PHY Link down inturrupt                         */
-
-/* ################## SPI peripheral configuration ########################## */
-
-/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
-* Activated: CRC code is present inside driver
-* Deactivated: CRC code cleaned from driver
-*/
-
-#define USE_SPI_CRC                     1U
-
-/* Includes ------------------------------------------------------------------*/
-/**
-  * @brief Include module's header file
-  */
-
-#ifdef HAL_RCC_MODULE_ENABLED
-  #include "stm32f7xx_hal_rcc.h"
-#endif /* HAL_RCC_MODULE_ENABLED */
-
-#ifdef HAL_GPIO_MODULE_ENABLED
-  #include "stm32f7xx_hal_gpio.h"
-#endif /* HAL_GPIO_MODULE_ENABLED */
-
-#ifdef HAL_DMA_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma.h"
-#endif /* HAL_DMA_MODULE_ENABLED */
-
-#ifdef HAL_CORTEX_MODULE_ENABLED
-  #include "stm32f7xx_hal_cortex.h"
-#endif /* HAL_CORTEX_MODULE_ENABLED */
-
-#ifdef HAL_ADC_MODULE_ENABLED
-  #include "stm32f7xx_hal_adc.h"
-#endif /* HAL_ADC_MODULE_ENABLED */
-
-#ifdef HAL_CAN_MODULE_ENABLED
-  #include "stm32f7xx_hal_can.h"
-#endif /* HAL_CAN_MODULE_ENABLED */
-
-#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
-  #include "stm32f7xx_hal_can_legacy.h"
-#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
-
-#ifdef HAL_CEC_MODULE_ENABLED
-  #include "stm32f7xx_hal_cec.h"
-#endif /* HAL_CEC_MODULE_ENABLED */
-
-#ifdef HAL_CRC_MODULE_ENABLED
-  #include "stm32f7xx_hal_crc.h"
-#endif /* HAL_CRC_MODULE_ENABLED */
-
-#ifdef HAL_CRYP_MODULE_ENABLED
-  #include "stm32f7xx_hal_cryp.h"
-#endif /* HAL_CRYP_MODULE_ENABLED */
-
-#ifdef HAL_DMA2D_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma2d.h"
-#endif /* HAL_DMA2D_MODULE_ENABLED */
-
-#ifdef HAL_DAC_MODULE_ENABLED
-  #include "stm32f7xx_hal_dac.h"
-#endif /* HAL_DAC_MODULE_ENABLED */
-
-#ifdef HAL_DCMI_MODULE_ENABLED
-  #include "stm32f7xx_hal_dcmi.h"
-#endif /* HAL_DCMI_MODULE_ENABLED */
-
-#ifdef HAL_ETH_MODULE_ENABLED
-  #include "stm32f7xx_hal_eth.h"
-#endif /* HAL_ETH_MODULE_ENABLED */
-
-#ifdef HAL_FLASH_MODULE_ENABLED
-  #include "stm32f7xx_hal_flash.h"
-#endif /* HAL_FLASH_MODULE_ENABLED */
-
-#ifdef HAL_SRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sram.h"
-#endif /* HAL_SRAM_MODULE_ENABLED */
-
-#ifdef HAL_NOR_MODULE_ENABLED
-  #include "stm32f7xx_hal_nor.h"
-#endif /* HAL_NOR_MODULE_ENABLED */
-
-#ifdef HAL_NAND_MODULE_ENABLED
-  #include "stm32f7xx_hal_nand.h"
-#endif /* HAL_NAND_MODULE_ENABLED */
-
-#ifdef HAL_SDRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sdram.h"
-#endif /* HAL_SDRAM_MODULE_ENABLED */
-
-#ifdef HAL_HASH_MODULE_ENABLED
- #include "stm32f7xx_hal_hash.h"
-#endif /* HAL_HASH_MODULE_ENABLED */
-
-#ifdef HAL_I2C_MODULE_ENABLED
- #include "stm32f7xx_hal_i2c.h"
-#endif /* HAL_I2C_MODULE_ENABLED */
-
-#ifdef HAL_I2S_MODULE_ENABLED
- #include "stm32f7xx_hal_i2s.h"
-#endif /* HAL_I2S_MODULE_ENABLED */
-
-#ifdef HAL_IWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_iwdg.h"
-#endif /* HAL_IWDG_MODULE_ENABLED */
-
-#ifdef HAL_LPTIM_MODULE_ENABLED
- #include "stm32f7xx_hal_lptim.h"
-#endif /* HAL_LPTIM_MODULE_ENABLED */
-
-#ifdef HAL_LTDC_MODULE_ENABLED
- #include "stm32f7xx_hal_ltdc.h"
-#endif /* HAL_LTDC_MODULE_ENABLED */
-
-#ifdef HAL_PWR_MODULE_ENABLED
- #include "stm32f7xx_hal_pwr.h"
-#endif /* HAL_PWR_MODULE_ENABLED */
-
-#ifdef HAL_QSPI_MODULE_ENABLED
- #include "stm32f7xx_hal_qspi.h"
-#endif /* HAL_QSPI_MODULE_ENABLED */
-
-#ifdef HAL_RNG_MODULE_ENABLED
- #include "stm32f7xx_hal_rng.h"
-#endif /* HAL_RNG_MODULE_ENABLED */
-
-#ifdef HAL_RTC_MODULE_ENABLED
- #include "stm32f7xx_hal_rtc.h"
-#endif /* HAL_RTC_MODULE_ENABLED */
-
-#ifdef HAL_SAI_MODULE_ENABLED
- #include "stm32f7xx_hal_sai.h"
-#endif /* HAL_SAI_MODULE_ENABLED */
-
-#ifdef HAL_SD_MODULE_ENABLED
- #include "stm32f7xx_hal_sd.h"
-#endif /* HAL_SD_MODULE_ENABLED */
-
-#ifdef HAL_SPDIFRX_MODULE_ENABLED
- #include "stm32f7xx_hal_spdifrx.h"
-#endif /* HAL_SPDIFRX_MODULE_ENABLED */
-
-#ifdef HAL_SPI_MODULE_ENABLED
- #include "stm32f7xx_hal_spi.h"
-#endif /* HAL_SPI_MODULE_ENABLED */
-
-#ifdef HAL_TIM_MODULE_ENABLED
- #include "stm32f7xx_hal_tim.h"
-#endif /* HAL_TIM_MODULE_ENABLED */
-
-#ifdef HAL_UART_MODULE_ENABLED
- #include "stm32f7xx_hal_uart.h"
-#endif /* HAL_UART_MODULE_ENABLED */
-
-#ifdef HAL_USART_MODULE_ENABLED
- #include "stm32f7xx_hal_usart.h"
-#endif /* HAL_USART_MODULE_ENABLED */
-
-#ifdef HAL_IRDA_MODULE_ENABLED
- #include "stm32f7xx_hal_irda.h"
-#endif /* HAL_IRDA_MODULE_ENABLED */
-
-#ifdef HAL_SMARTCARD_MODULE_ENABLED
- #include "stm32f7xx_hal_smartcard.h"
-#endif /* HAL_SMARTCARD_MODULE_ENABLED */
-
-#ifdef HAL_WWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_wwdg.h"
-#endif /* HAL_WWDG_MODULE_ENABLED */
-
-#ifdef HAL_PCD_MODULE_ENABLED
- #include "stm32f7xx_hal_pcd.h"
-#endif /* HAL_PCD_MODULE_ENABLED */
-
-#ifdef HAL_HCD_MODULE_ENABLED
- #include "stm32f7xx_hal_hcd.h"
-#endif /* HAL_HCD_MODULE_ENABLED */
-
-#ifdef HAL_DFSDM_MODULE_ENABLED
- #include "stm32f7xx_hal_dfsdm.h"
-#endif /* HAL_DFSDM_MODULE_ENABLED */
-
-#ifdef HAL_DSI_MODULE_ENABLED
- #include "stm32f7xx_hal_dsi.h"
-#endif /* HAL_DSI_MODULE_ENABLED */
-
-#ifdef HAL_JPEG_MODULE_ENABLED
- #include "stm32f7xx_hal_jpeg.h"
-#endif /* HAL_JPEG_MODULE_ENABLED */
-
-#ifdef HAL_MDIOS_MODULE_ENABLED
- #include "stm32f7xx_hal_mdios.h"
-#endif /* HAL_MDIOS_MODULE_ENABLED */
-
-/* Exported macro ------------------------------------------------------------*/
-#ifdef  USE_FULL_ASSERT
-/**
-  * @brief  The assert_param macro is used for function's parameters check.
-  * @param  expr: If expr is false, it calls assert_failed function
-  *         which reports the name of the source file and the source
-  *         line number of the call that failed.
-  *         If expr is true, it returns no value.
-  * @retval None
-  */
-  #define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__))
-/* Exported functions ------------------------------------------------------- */
-  void assert_failed(uint8_t* file, uint32_t line);
-#else
-  #define assert_param(expr) ((void)0U)
-#endif /* USE_FULL_ASSERT */
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __STM32F7xx_HAL_CONF_H */
-
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/hw/bsp/stm32f7/boards/stm32f746nucleo/board.cmake b/hw/bsp/stm32f7/boards/stm32f746nucleo/board.cmake
new file mode 100644
index 000000000..dd4d4a753
--- /dev/null
+++ b/hw/bsp/stm32f7/boards/stm32f746nucleo/board.cmake
@@ -0,0 +1,13 @@
+set(MCU_VARIANT stm32f746xx)
+set(JLINK_DEVICE stm32f746xx)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F746ZGTx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F746xx
+    HSE_VALUE=8000000
+    BOARD_TUD_RHPORT=0
+    BOARD_TUD_MAX_SPEED=OPT_MODE_FULL_SPEED
+    )
+endfunction()
diff --git a/hw/bsp/stm32f7/boards/stm32f746nucleo/board.mk b/hw/bsp/stm32f7/boards/stm32f746nucleo/board.mk
index e4d31040e..3683c79a5 100644
--- a/hw/bsp/stm32f7/boards/stm32f746nucleo/board.mk
+++ b/hw/bsp/stm32f7/boards/stm32f746nucleo/board.mk
@@ -1,3 +1,5 @@
+MCU_VARIANT = stm32f746xx
+
 PORT ?= 0
 SPEED ?= full
 
@@ -5,13 +7,8 @@ CFLAGS += \
   -DSTM32F746xx \
   -DHSE_VALUE=8000000
 
-# GCC
-GCC_LD_FILE = $(BOARD_PATH)/STM32F746ZGTx_FLASH.ld
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f746xx.s
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f746xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f746xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F746ZGTx_FLASH.ld
 
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32f7/boards/stm32f746nucleo/stm32f7xx_hal_conf.h b/hw/bsp/stm32f7/boards/stm32f746nucleo/stm32f7xx_hal_conf.h
deleted file mode 100644
index 03dec8f0d..000000000
--- a/hw/bsp/stm32f7/boards/stm32f746nucleo/stm32f7xx_hal_conf.h
+++ /dev/null
@@ -1,472 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    stm32f7xx_hal_conf.h
-  * @author  MCD Application Team
-  * @brief   HAL configuration file.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
-  * All rights reserved.</center></h2>
-  *
-  * This software component is licensed by ST under BSD 3-Clause license,
-  * the "License"; You may not use this file except in compliance with the
-  * License. You may obtain a copy of the License at:
-  *                        opensource.org/licenses/BSD-3-Clause
-  *
-  ******************************************************************************
-  */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __STM32F7xx_HAL_CONF_H
-#define __STM32F7xx_HAL_CONF_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/* Exported types ------------------------------------------------------------*/
-/* Exported constants --------------------------------------------------------*/
-
-/* ########################## Module Selection ############################## */
-/**
-  * @brief This is the list of modules to be used in the HAL driver
-  */
-#define HAL_MODULE_ENABLED
-/* #define HAL_ADC_MODULE_ENABLED   */
-/* #define HAL_CAN_MODULE_ENABLED */
-/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
-/* #define HAL_CEC_MODULE_ENABLED   */
-/* #define HAL_CRC_MODULE_ENABLED   */
-/* #define HAL_CRYP_MODULE_ENABLED   */
-/* #define HAL_DAC_MODULE_ENABLED   */
-/* #define HAL_DCMI_MODULE_ENABLED  */
-#define HAL_DMA_MODULE_ENABLED
-/* #define HAL_DMA2D_MODULE_ENABLED  */
-/* #define HAL_ETH_MODULE_ENABLED  */
-#define HAL_FLASH_MODULE_ENABLED
-/* #define HAL_NAND_MODULE_ENABLED */
-/* #define HAL_NOR_MODULE_ENABLED */
-/* #define HAL_SRAM_MODULE_ENABLED */
-/* #define HAL_SDRAM_MODULE_ENABLED */
-/* #define HAL_HASH_MODULE_ENABLED   */
-#define HAL_GPIO_MODULE_ENABLED
-/* #define HAL_I2C_MODULE_ENABLED */
-/* #define HAL_I2S_MODULE_ENABLED    */
-/* #define HAL_IWDG_MODULE_ENABLED  */
-/* #define HAL_LPTIM_MODULE_ENABLED */
-/* #define HAL_LTDC_MODULE_ENABLED  */
-#define HAL_PWR_MODULE_ENABLED
-/* #define HAL_QSPI_MODULE_ENABLED    */
-#define HAL_RCC_MODULE_ENABLED
-/* #define HAL_RNG_MODULE_ENABLED    */
-/* #define HAL_RTC_MODULE_ENABLED */
-/* #define HAL_SAI_MODULE_ENABLED    */
-/* #define HAL_SD_MODULE_ENABLED   */
-/* #define HAL_SPDIFRX_MODULE_ENABLED */
-/* #define HAL_SPI_MODULE_ENABLED    */
-/* #define HAL_TIM_MODULE_ENABLED    */
-#define HAL_UART_MODULE_ENABLED
-/* #define HAL_USART_MODULE_ENABLED  */
-/* #define HAL_IRDA_MODULE_ENABLED  */
-/* #define HAL_SMARTCARD_MODULE_ENABLED  */
-/* #define HAL_WWDG_MODULE_ENABLED   */
-#define HAL_CORTEX_MODULE_ENABLED
-/* #define HAL_PCD_MODULE_ENABLED */
-/* #define HAL_HCD_MODULE_ENABLED */
-/* #define HAL_DFSDM_MODULE_ENABLED */
-/* #define HAL_DSI_MODULE_ENABLED */
-/* #define HAL_JPEG_MODULE_ENABLED */
-/* #define HAL_MDIOS_MODULE_ENABLED */
-
-
-/* ########################## HSE/HSI Values adaptation ##################### */
-/**
-  * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSE is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSE_VALUE)
-  #define HSE_VALUE    ((uint32_t)8000000U) /*!< Value of the External oscillator in Hz */
-#endif /* HSE_VALUE */
-
-#if !defined  (HSE_STARTUP_TIMEOUT)
-  #define HSE_STARTUP_TIMEOUT    ((uint32_t)100U)   /*!< Time out for HSE start up, in ms */
-#endif /* HSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief Internal High Speed oscillator (HSI) value.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSI is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSI_VALUE)
-  #define HSI_VALUE    ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* HSI_VALUE */
-
-/**
-  * @brief Internal Low Speed oscillator (LSI) value.
-  */
-#if !defined  (LSI_VALUE)
- #define LSI_VALUE  ((uint32_t)32000U)       /*!< LSI Typical Value in Hz*/
-#endif /* LSI_VALUE */                      /*!< Value of the Internal Low Speed oscillator in Hz
-                                             The real value may vary depending on the variations
-                                             in voltage and temperature.  */
-/**
-  * @brief External Low Speed oscillator (LSE) value.
-  */
-#if !defined  (LSE_VALUE)
- #define LSE_VALUE  ((uint32_t)32768U)    /*!< Value of the External Low Speed oscillator in Hz */
-#endif /* LSE_VALUE */
-
-#if !defined  (LSE_STARTUP_TIMEOUT)
-  #define LSE_STARTUP_TIMEOUT    ((uint32_t)5000U)   /*!< Time out for LSE start up, in ms */
-#endif /* LSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief External clock source for I2S peripheral
-  *        This value is used by the I2S HAL module to compute the I2S clock source
-  *        frequency, this source is inserted directly through I2S_CKIN pad.
-  */
-#if !defined  (EXTERNAL_CLOCK_VALUE)
-  #define EXTERNAL_CLOCK_VALUE    ((uint32_t)12288000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* EXTERNAL_CLOCK_VALUE */
-
-/* Tip: To avoid modifying this file each time you need to use different HSE,
-   ===  you can define the HSE value in your toolchain compiler preprocessor. */
-
-/* ########################### System Configuration ######################### */
-/**
-  * @brief This is the HAL system configuration section
-  */
-#define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */
-#define  TICK_INT_PRIORITY            ((uint32_t)0x0FU) /*!< tick interrupt priority */
-#define  USE_RTOS                     0U
-#define  PREFETCH_ENABLE              1U
-#define  ART_ACCLERATOR_ENABLE        1U /* To enable instruction cache and prefetch */
-
-#define  USE_HAL_ADC_REGISTER_CALLBACKS         0U /* ADC register callback disabled       */
-#define  USE_HAL_CAN_REGISTER_CALLBACKS         0U /* CAN register callback disabled       */
-#define  USE_HAL_CEC_REGISTER_CALLBACKS         0U /* CEC register callback disabled       */
-#define  USE_HAL_CRYP_REGISTER_CALLBACKS        0U /* CRYP register callback disabled      */
-#define  USE_HAL_DAC_REGISTER_CALLBACKS         0U /* DAC register callback disabled       */
-#define  USE_HAL_DCMI_REGISTER_CALLBACKS        0U /* DCMI register callback disabled      */
-#define  USE_HAL_DFSDM_REGISTER_CALLBACKS       0U /* DFSDM register callback disabled     */
-#define  USE_HAL_DMA2D_REGISTER_CALLBACKS       0U /* DMA2D register callback disabled     */
-#define  USE_HAL_DSI_REGISTER_CALLBACKS         0U /* DSI register callback disabled       */
-#define  USE_HAL_ETH_REGISTER_CALLBACKS         0U /* ETH register callback disabled       */
-#define  USE_HAL_HASH_REGISTER_CALLBACKS        0U /* HASH register callback disabled      */
-#define  USE_HAL_HCD_REGISTER_CALLBACKS         0U /* HCD register callback disabled       */
-#define  USE_HAL_I2C_REGISTER_CALLBACKS         0U /* I2C register callback disabled       */
-#define  USE_HAL_I2S_REGISTER_CALLBACKS         0U /* I2S register callback disabled       */
-#define  USE_HAL_IRDA_REGISTER_CALLBACKS        0U /* IRDA register callback disabled      */
-#define  USE_HAL_JPEG_REGISTER_CALLBACKS        0U /* JPEG register callback disabled      */
-#define  USE_HAL_LPTIM_REGISTER_CALLBACKS       0U /* LPTIM register callback disabled     */
-#define  USE_HAL_LTDC_REGISTER_CALLBACKS        0U /* LTDC register callback disabled      */
-#define  USE_HAL_MDIOS_REGISTER_CALLBACKS       0U /* MDIOS register callback disabled     */
-#define  USE_HAL_MMC_REGISTER_CALLBACKS         0U /* MMC register callback disabled       */
-#define  USE_HAL_NAND_REGISTER_CALLBACKS        0U /* NAND register callback disabled      */
-#define  USE_HAL_NOR_REGISTER_CALLBACKS         0U /* NOR register callback disabled       */
-#define  USE_HAL_PCD_REGISTER_CALLBACKS         0U /* PCD register callback disabled       */
-#define  USE_HAL_QSPI_REGISTER_CALLBACKS        0U /* QSPI register callback disabled      */
-#define  USE_HAL_RNG_REGISTER_CALLBACKS         0U /* RNG register callback disabled       */
-#define  USE_HAL_RTC_REGISTER_CALLBACKS         0U /* RTC register callback disabled       */
-#define  USE_HAL_SAI_REGISTER_CALLBACKS         0U /* SAI register callback disabled       */
-#define  USE_HAL_SD_REGISTER_CALLBACKS          0U /* SD register callback disabled        */
-#define  USE_HAL_SMARTCARD_REGISTER_CALLBACKS   0U /* SMARTCARD register callback disabled */
-#define  USE_HAL_SDRAM_REGISTER_CALLBACKS       0U /* SDRAM register callback disabled     */
-#define  USE_HAL_SRAM_REGISTER_CALLBACKS        0U /* SRAM register callback disabled      */
-#define  USE_HAL_SPDIFRX_REGISTER_CALLBACKS     0U /* SPDIFRX register callback disabled   */
-#define  USE_HAL_SMBUS_REGISTER_CALLBACKS       0U /* SMBUS register callback disabled     */
-#define  USE_HAL_SPI_REGISTER_CALLBACKS         0U /* SPI register callback disabled       */
-#define  USE_HAL_TIM_REGISTER_CALLBACKS         0U /* TIM register callback disabled       */
-#define  USE_HAL_UART_REGISTER_CALLBACKS        0U /* UART register callback disabled      */
-#define  USE_HAL_USART_REGISTER_CALLBACKS       0U /* USART register callback disabled     */
-#define  USE_HAL_WWDG_REGISTER_CALLBACKS        0U /* WWDG register callback disabled      */
-
-/* ########################## Assert Selection ############################## */
-/**
-  * @brief Uncomment the line below to expanse the "assert_param" macro in the
-  *        HAL drivers code
-  */
-/* #define USE_FULL_ASSERT    1 */
-
-/* ################## Ethernet peripheral configuration for NUCLEO 144 board ##################### */
-
-/* Section 1 : Ethernet peripheral configuration */
-
-/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
-#define MAC_ADDR0   2U
-#define MAC_ADDR1   0U
-#define MAC_ADDR2   0U
-#define MAC_ADDR3   0U
-#define MAC_ADDR4   0U
-#define MAC_ADDR5   0U
-
-/* Definition of the Ethernet driver buffers size and count */
-#define ETH_RX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for receive               */
-#define ETH_TX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for transmit              */
-#define ETH_RXBUFNB                    ((uint32_t)5)       /* 5 Rx buffers of size ETH_RX_BUF_SIZE  */
-#define ETH_TXBUFNB                    ((uint32_t)5)       /* 5 Tx buffers of size ETH_TX_BUF_SIZE  */
-
-/* Section 2: PHY configuration section */
-/* LAN8742A PHY Address*/
-#define LAN8742A_PHY_ADDRESS            0x00
-/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
-#define PHY_RESET_DELAY                 ((uint32_t)0x00000FFF)
-/* PHY Configuration delay */
-#define PHY_CONFIG_DELAY                ((uint32_t)0x00000FFF)
-
-#define PHY_READ_TO                     ((uint32_t)0x0000FFFF)
-#define PHY_WRITE_TO                    ((uint32_t)0x0000FFFF)
-
-/* Section 3: Common PHY Registers */
-
-#define PHY_BCR                         ((uint16_t)0x00)    /*!< Transceiver Basic Control Register   */
-#define PHY_BSR                         ((uint16_t)0x01)    /*!< Transceiver Basic Status Register    */
-
-#define PHY_RESET                       ((uint16_t)0x8000)  /*!< PHY Reset */
-#define PHY_LOOPBACK                    ((uint16_t)0x4000)  /*!< Select loop-back mode */
-#define PHY_FULLDUPLEX_100M             ((uint16_t)0x2100)  /*!< Set the full-duplex mode at 100 Mb/s */
-#define PHY_HALFDUPLEX_100M             ((uint16_t)0x2000)  /*!< Set the half-duplex mode at 100 Mb/s */
-#define PHY_FULLDUPLEX_10M              ((uint16_t)0x0100)  /*!< Set the full-duplex mode at 10 Mb/s  */
-#define PHY_HALFDUPLEX_10M              ((uint16_t)0x0000)  /*!< Set the half-duplex mode at 10 Mb/s  */
-#define PHY_AUTONEGOTIATION             ((uint16_t)0x1000)  /*!< Enable auto-negotiation function     */
-#define PHY_RESTART_AUTONEGOTIATION     ((uint16_t)0x0200)  /*!< Restart auto-negotiation function    */
-#define PHY_POWERDOWN                   ((uint16_t)0x0800)  /*!< Select the power down mode           */
-#define PHY_ISOLATE                     ((uint16_t)0x0400)  /*!< Isolate PHY from MII                 */
-
-#define PHY_AUTONEGO_COMPLETE           ((uint16_t)0x0020)  /*!< Auto-Negotiation process completed   */
-#define PHY_LINKED_STATUS               ((uint16_t)0x0004)  /*!< Valid link established               */
-#define PHY_JABBER_DETECTION            ((uint16_t)0x0002)  /*!< Jabber condition detected            */
-
-/* Section 4: Extended PHY Registers */
-
-#define PHY_SR                          ((uint16_t)0x1F)    /*!< PHY special control/ status register Offset     */
-
-#define PHY_SPEED_STATUS                ((uint16_t)0x0004)  /*!< PHY Speed mask                                  */
-#define PHY_DUPLEX_STATUS               ((uint16_t)0x0010)  /*!< PHY Duplex mask                                 */
-
-
-#define PHY_ISFR                        ((uint16_t)0x1D)    /*!< PHY Interrupt Source Flag register Offset       */
-#define PHY_ISFR_INT4                   ((uint16_t)0x0010)  /*!< PHY Link down inturrupt                         */
-
-/* ################## SPI peripheral configuration ########################## */
-
-/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
-* Activated: CRC code is present inside driver
-* Deactivated: CRC code cleaned from driver
-*/
-
-#define USE_SPI_CRC                     1U
-
-/* Includes ------------------------------------------------------------------*/
-/**
-  * @brief Include module's header file
-  */
-
-#ifdef HAL_RCC_MODULE_ENABLED
-  #include "stm32f7xx_hal_rcc.h"
-#endif /* HAL_RCC_MODULE_ENABLED */
-
-#ifdef HAL_GPIO_MODULE_ENABLED
-  #include "stm32f7xx_hal_gpio.h"
-#endif /* HAL_GPIO_MODULE_ENABLED */
-
-#ifdef HAL_DMA_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma.h"
-#endif /* HAL_DMA_MODULE_ENABLED */
-
-#ifdef HAL_CORTEX_MODULE_ENABLED
-  #include "stm32f7xx_hal_cortex.h"
-#endif /* HAL_CORTEX_MODULE_ENABLED */
-
-#ifdef HAL_ADC_MODULE_ENABLED
-  #include "stm32f7xx_hal_adc.h"
-#endif /* HAL_ADC_MODULE_ENABLED */
-
-#ifdef HAL_CAN_MODULE_ENABLED
-  #include "stm32f7xx_hal_can.h"
-#endif /* HAL_CAN_MODULE_ENABLED */
-
-#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
-  #include "stm32f7xx_hal_can_legacy.h"
-#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
-
-#ifdef HAL_CEC_MODULE_ENABLED
-  #include "stm32f7xx_hal_cec.h"
-#endif /* HAL_CEC_MODULE_ENABLED */
-
-#ifdef HAL_CRC_MODULE_ENABLED
-  #include "stm32f7xx_hal_crc.h"
-#endif /* HAL_CRC_MODULE_ENABLED */
-
-#ifdef HAL_CRYP_MODULE_ENABLED
-  #include "stm32f7xx_hal_cryp.h"
-#endif /* HAL_CRYP_MODULE_ENABLED */
-
-#ifdef HAL_DMA2D_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma2d.h"
-#endif /* HAL_DMA2D_MODULE_ENABLED */
-
-#ifdef HAL_DAC_MODULE_ENABLED
-  #include "stm32f7xx_hal_dac.h"
-#endif /* HAL_DAC_MODULE_ENABLED */
-
-#ifdef HAL_DCMI_MODULE_ENABLED
-  #include "stm32f7xx_hal_dcmi.h"
-#endif /* HAL_DCMI_MODULE_ENABLED */
-
-#ifdef HAL_ETH_MODULE_ENABLED
-  #include "stm32f7xx_hal_eth.h"
-#endif /* HAL_ETH_MODULE_ENABLED */
-
-#ifdef HAL_FLASH_MODULE_ENABLED
-  #include "stm32f7xx_hal_flash.h"
-#endif /* HAL_FLASH_MODULE_ENABLED */
-
-#ifdef HAL_SRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sram.h"
-#endif /* HAL_SRAM_MODULE_ENABLED */
-
-#ifdef HAL_NOR_MODULE_ENABLED
-  #include "stm32f7xx_hal_nor.h"
-#endif /* HAL_NOR_MODULE_ENABLED */
-
-#ifdef HAL_NAND_MODULE_ENABLED
-  #include "stm32f7xx_hal_nand.h"
-#endif /* HAL_NAND_MODULE_ENABLED */
-
-#ifdef HAL_SDRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sdram.h"
-#endif /* HAL_SDRAM_MODULE_ENABLED */
-
-#ifdef HAL_HASH_MODULE_ENABLED
- #include "stm32f7xx_hal_hash.h"
-#endif /* HAL_HASH_MODULE_ENABLED */
-
-#ifdef HAL_I2C_MODULE_ENABLED
- #include "stm32f7xx_hal_i2c.h"
-#endif /* HAL_I2C_MODULE_ENABLED */
-
-#ifdef HAL_I2S_MODULE_ENABLED
- #include "stm32f7xx_hal_i2s.h"
-#endif /* HAL_I2S_MODULE_ENABLED */
-
-#ifdef HAL_IWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_iwdg.h"
-#endif /* HAL_IWDG_MODULE_ENABLED */
-
-#ifdef HAL_LPTIM_MODULE_ENABLED
- #include "stm32f7xx_hal_lptim.h"
-#endif /* HAL_LPTIM_MODULE_ENABLED */
-
-#ifdef HAL_LTDC_MODULE_ENABLED
- #include "stm32f7xx_hal_ltdc.h"
-#endif /* HAL_LTDC_MODULE_ENABLED */
-
-#ifdef HAL_PWR_MODULE_ENABLED
- #include "stm32f7xx_hal_pwr.h"
-#endif /* HAL_PWR_MODULE_ENABLED */
-
-#ifdef HAL_QSPI_MODULE_ENABLED
- #include "stm32f7xx_hal_qspi.h"
-#endif /* HAL_QSPI_MODULE_ENABLED */
-
-#ifdef HAL_RNG_MODULE_ENABLED
- #include "stm32f7xx_hal_rng.h"
-#endif /* HAL_RNG_MODULE_ENABLED */
-
-#ifdef HAL_RTC_MODULE_ENABLED
- #include "stm32f7xx_hal_rtc.h"
-#endif /* HAL_RTC_MODULE_ENABLED */
-
-#ifdef HAL_SAI_MODULE_ENABLED
- #include "stm32f7xx_hal_sai.h"
-#endif /* HAL_SAI_MODULE_ENABLED */
-
-#ifdef HAL_SD_MODULE_ENABLED
- #include "stm32f7xx_hal_sd.h"
-#endif /* HAL_SD_MODULE_ENABLED */
-
-#ifdef HAL_SPDIFRX_MODULE_ENABLED
- #include "stm32f7xx_hal_spdifrx.h"
-#endif /* HAL_SPDIFRX_MODULE_ENABLED */
-
-#ifdef HAL_SPI_MODULE_ENABLED
- #include "stm32f7xx_hal_spi.h"
-#endif /* HAL_SPI_MODULE_ENABLED */
-
-#ifdef HAL_TIM_MODULE_ENABLED
- #include "stm32f7xx_hal_tim.h"
-#endif /* HAL_TIM_MODULE_ENABLED */
-
-#ifdef HAL_UART_MODULE_ENABLED
- #include "stm32f7xx_hal_uart.h"
-#endif /* HAL_UART_MODULE_ENABLED */
-
-#ifdef HAL_USART_MODULE_ENABLED
- #include "stm32f7xx_hal_usart.h"
-#endif /* HAL_USART_MODULE_ENABLED */
-
-#ifdef HAL_IRDA_MODULE_ENABLED
- #include "stm32f7xx_hal_irda.h"
-#endif /* HAL_IRDA_MODULE_ENABLED */
-
-#ifdef HAL_SMARTCARD_MODULE_ENABLED
- #include "stm32f7xx_hal_smartcard.h"
-#endif /* HAL_SMARTCARD_MODULE_ENABLED */
-
-#ifdef HAL_WWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_wwdg.h"
-#endif /* HAL_WWDG_MODULE_ENABLED */
-
-#ifdef HAL_PCD_MODULE_ENABLED
- #include "stm32f7xx_hal_pcd.h"
-#endif /* HAL_PCD_MODULE_ENABLED */
-
-#ifdef HAL_HCD_MODULE_ENABLED
- #include "stm32f7xx_hal_hcd.h"
-#endif /* HAL_HCD_MODULE_ENABLED */
-
-#ifdef HAL_DFSDM_MODULE_ENABLED
- #include "stm32f7xx_hal_dfsdm.h"
-#endif /* HAL_DFSDM_MODULE_ENABLED */
-
-#ifdef HAL_DSI_MODULE_ENABLED
- #include "stm32f7xx_hal_dsi.h"
-#endif /* HAL_DSI_MODULE_ENABLED */
-
-#ifdef HAL_JPEG_MODULE_ENABLED
- #include "stm32f7xx_hal_jpeg.h"
-#endif /* HAL_JPEG_MODULE_ENABLED */
-
-#ifdef HAL_MDIOS_MODULE_ENABLED
- #include "stm32f7xx_hal_mdios.h"
-#endif /* HAL_MDIOS_MODULE_ENABLED */
-
-/* Exported macro ------------------------------------------------------------*/
-#ifdef  USE_FULL_ASSERT
-/**
-  * @brief  The assert_param macro is used for function's parameters check.
-  * @param  expr: If expr is false, it calls assert_failed function
-  *         which reports the name of the source file and the source
-  *         line number of the call that failed.
-  *         If expr is true, it returns no value.
-  * @retval None
-  */
-  #define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__))
-/* Exported functions ------------------------------------------------------- */
-  void assert_failed(uint8_t* file, uint32_t line);
-#else
-  #define assert_param(expr) ((void)0U)
-#endif /* USE_FULL_ASSERT */
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __STM32F7xx_HAL_CONF_H */
-
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/hw/bsp/stm32f7/boards/stm32f767nucleo/board.cmake b/hw/bsp/stm32f7/boards/stm32f767nucleo/board.cmake
new file mode 100644
index 000000000..679a6ce87
--- /dev/null
+++ b/hw/bsp/stm32f7/boards/stm32f767nucleo/board.cmake
@@ -0,0 +1,13 @@
+set(MCU_VARIANT stm32f767xx)
+set(JLINK_DEVICE stm32f767zi)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F767ZITx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F767xx
+    HSE_VALUE=8000000
+    BOARD_TUD_RHPORT=0
+    BOARD_TUD_MAX_SPEED=OPT_MODE_FULL_SPEED
+    )
+endfunction()
diff --git a/hw/bsp/stm32f7/boards/stm32f767nucleo/board.mk b/hw/bsp/stm32f7/boards/stm32f767nucleo/board.mk
index be5862612..059ad166a 100644
--- a/hw/bsp/stm32f7/boards/stm32f767nucleo/board.mk
+++ b/hw/bsp/stm32f7/boards/stm32f767nucleo/board.mk
@@ -1,3 +1,5 @@
+MCU_VARIANT = stm32f767xx
+
 PORT ?= 0
 SPEED ?= full
 
@@ -5,13 +7,8 @@ CFLAGS += \
   -DSTM32F767xx \
 	-DHSE_VALUE=8000000 \
 
-# GCC
-GCC_LD_FILE = $(BOARD_PATH)/STM32F767ZITx_FLASH.ld
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f767xx.s
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f767xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f767xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F767ZITx_FLASH.ld
 
 # For flash-jlink target
 JLINK_DEVICE = stm32f767zi
diff --git a/hw/bsp/stm32f7/boards/stm32f767nucleo/stm32f7xx_hal_conf.h b/hw/bsp/stm32f7/boards/stm32f767nucleo/stm32f7xx_hal_conf.h
deleted file mode 100644
index 03dec8f0d..000000000
--- a/hw/bsp/stm32f7/boards/stm32f767nucleo/stm32f7xx_hal_conf.h
+++ /dev/null
@@ -1,472 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    stm32f7xx_hal_conf.h
-  * @author  MCD Application Team
-  * @brief   HAL configuration file.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
-  * All rights reserved.</center></h2>
-  *
-  * This software component is licensed by ST under BSD 3-Clause license,
-  * the "License"; You may not use this file except in compliance with the
-  * License. You may obtain a copy of the License at:
-  *                        opensource.org/licenses/BSD-3-Clause
-  *
-  ******************************************************************************
-  */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __STM32F7xx_HAL_CONF_H
-#define __STM32F7xx_HAL_CONF_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/* Exported types ------------------------------------------------------------*/
-/* Exported constants --------------------------------------------------------*/
-
-/* ########################## Module Selection ############################## */
-/**
-  * @brief This is the list of modules to be used in the HAL driver
-  */
-#define HAL_MODULE_ENABLED
-/* #define HAL_ADC_MODULE_ENABLED   */
-/* #define HAL_CAN_MODULE_ENABLED */
-/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
-/* #define HAL_CEC_MODULE_ENABLED   */
-/* #define HAL_CRC_MODULE_ENABLED   */
-/* #define HAL_CRYP_MODULE_ENABLED   */
-/* #define HAL_DAC_MODULE_ENABLED   */
-/* #define HAL_DCMI_MODULE_ENABLED  */
-#define HAL_DMA_MODULE_ENABLED
-/* #define HAL_DMA2D_MODULE_ENABLED  */
-/* #define HAL_ETH_MODULE_ENABLED  */
-#define HAL_FLASH_MODULE_ENABLED
-/* #define HAL_NAND_MODULE_ENABLED */
-/* #define HAL_NOR_MODULE_ENABLED */
-/* #define HAL_SRAM_MODULE_ENABLED */
-/* #define HAL_SDRAM_MODULE_ENABLED */
-/* #define HAL_HASH_MODULE_ENABLED   */
-#define HAL_GPIO_MODULE_ENABLED
-/* #define HAL_I2C_MODULE_ENABLED */
-/* #define HAL_I2S_MODULE_ENABLED    */
-/* #define HAL_IWDG_MODULE_ENABLED  */
-/* #define HAL_LPTIM_MODULE_ENABLED */
-/* #define HAL_LTDC_MODULE_ENABLED  */
-#define HAL_PWR_MODULE_ENABLED
-/* #define HAL_QSPI_MODULE_ENABLED    */
-#define HAL_RCC_MODULE_ENABLED
-/* #define HAL_RNG_MODULE_ENABLED    */
-/* #define HAL_RTC_MODULE_ENABLED */
-/* #define HAL_SAI_MODULE_ENABLED    */
-/* #define HAL_SD_MODULE_ENABLED   */
-/* #define HAL_SPDIFRX_MODULE_ENABLED */
-/* #define HAL_SPI_MODULE_ENABLED    */
-/* #define HAL_TIM_MODULE_ENABLED    */
-#define HAL_UART_MODULE_ENABLED
-/* #define HAL_USART_MODULE_ENABLED  */
-/* #define HAL_IRDA_MODULE_ENABLED  */
-/* #define HAL_SMARTCARD_MODULE_ENABLED  */
-/* #define HAL_WWDG_MODULE_ENABLED   */
-#define HAL_CORTEX_MODULE_ENABLED
-/* #define HAL_PCD_MODULE_ENABLED */
-/* #define HAL_HCD_MODULE_ENABLED */
-/* #define HAL_DFSDM_MODULE_ENABLED */
-/* #define HAL_DSI_MODULE_ENABLED */
-/* #define HAL_JPEG_MODULE_ENABLED */
-/* #define HAL_MDIOS_MODULE_ENABLED */
-
-
-/* ########################## HSE/HSI Values adaptation ##################### */
-/**
-  * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSE is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSE_VALUE)
-  #define HSE_VALUE    ((uint32_t)8000000U) /*!< Value of the External oscillator in Hz */
-#endif /* HSE_VALUE */
-
-#if !defined  (HSE_STARTUP_TIMEOUT)
-  #define HSE_STARTUP_TIMEOUT    ((uint32_t)100U)   /*!< Time out for HSE start up, in ms */
-#endif /* HSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief Internal High Speed oscillator (HSI) value.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSI is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSI_VALUE)
-  #define HSI_VALUE    ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* HSI_VALUE */
-
-/**
-  * @brief Internal Low Speed oscillator (LSI) value.
-  */
-#if !defined  (LSI_VALUE)
- #define LSI_VALUE  ((uint32_t)32000U)       /*!< LSI Typical Value in Hz*/
-#endif /* LSI_VALUE */                      /*!< Value of the Internal Low Speed oscillator in Hz
-                                             The real value may vary depending on the variations
-                                             in voltage and temperature.  */
-/**
-  * @brief External Low Speed oscillator (LSE) value.
-  */
-#if !defined  (LSE_VALUE)
- #define LSE_VALUE  ((uint32_t)32768U)    /*!< Value of the External Low Speed oscillator in Hz */
-#endif /* LSE_VALUE */
-
-#if !defined  (LSE_STARTUP_TIMEOUT)
-  #define LSE_STARTUP_TIMEOUT    ((uint32_t)5000U)   /*!< Time out for LSE start up, in ms */
-#endif /* LSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief External clock source for I2S peripheral
-  *        This value is used by the I2S HAL module to compute the I2S clock source
-  *        frequency, this source is inserted directly through I2S_CKIN pad.
-  */
-#if !defined  (EXTERNAL_CLOCK_VALUE)
-  #define EXTERNAL_CLOCK_VALUE    ((uint32_t)12288000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* EXTERNAL_CLOCK_VALUE */
-
-/* Tip: To avoid modifying this file each time you need to use different HSE,
-   ===  you can define the HSE value in your toolchain compiler preprocessor. */
-
-/* ########################### System Configuration ######################### */
-/**
-  * @brief This is the HAL system configuration section
-  */
-#define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */
-#define  TICK_INT_PRIORITY            ((uint32_t)0x0FU) /*!< tick interrupt priority */
-#define  USE_RTOS                     0U
-#define  PREFETCH_ENABLE              1U
-#define  ART_ACCLERATOR_ENABLE        1U /* To enable instruction cache and prefetch */
-
-#define  USE_HAL_ADC_REGISTER_CALLBACKS         0U /* ADC register callback disabled       */
-#define  USE_HAL_CAN_REGISTER_CALLBACKS         0U /* CAN register callback disabled       */
-#define  USE_HAL_CEC_REGISTER_CALLBACKS         0U /* CEC register callback disabled       */
-#define  USE_HAL_CRYP_REGISTER_CALLBACKS        0U /* CRYP register callback disabled      */
-#define  USE_HAL_DAC_REGISTER_CALLBACKS         0U /* DAC register callback disabled       */
-#define  USE_HAL_DCMI_REGISTER_CALLBACKS        0U /* DCMI register callback disabled      */
-#define  USE_HAL_DFSDM_REGISTER_CALLBACKS       0U /* DFSDM register callback disabled     */
-#define  USE_HAL_DMA2D_REGISTER_CALLBACKS       0U /* DMA2D register callback disabled     */
-#define  USE_HAL_DSI_REGISTER_CALLBACKS         0U /* DSI register callback disabled       */
-#define  USE_HAL_ETH_REGISTER_CALLBACKS         0U /* ETH register callback disabled       */
-#define  USE_HAL_HASH_REGISTER_CALLBACKS        0U /* HASH register callback disabled      */
-#define  USE_HAL_HCD_REGISTER_CALLBACKS         0U /* HCD register callback disabled       */
-#define  USE_HAL_I2C_REGISTER_CALLBACKS         0U /* I2C register callback disabled       */
-#define  USE_HAL_I2S_REGISTER_CALLBACKS         0U /* I2S register callback disabled       */
-#define  USE_HAL_IRDA_REGISTER_CALLBACKS        0U /* IRDA register callback disabled      */
-#define  USE_HAL_JPEG_REGISTER_CALLBACKS        0U /* JPEG register callback disabled      */
-#define  USE_HAL_LPTIM_REGISTER_CALLBACKS       0U /* LPTIM register callback disabled     */
-#define  USE_HAL_LTDC_REGISTER_CALLBACKS        0U /* LTDC register callback disabled      */
-#define  USE_HAL_MDIOS_REGISTER_CALLBACKS       0U /* MDIOS register callback disabled     */
-#define  USE_HAL_MMC_REGISTER_CALLBACKS         0U /* MMC register callback disabled       */
-#define  USE_HAL_NAND_REGISTER_CALLBACKS        0U /* NAND register callback disabled      */
-#define  USE_HAL_NOR_REGISTER_CALLBACKS         0U /* NOR register callback disabled       */
-#define  USE_HAL_PCD_REGISTER_CALLBACKS         0U /* PCD register callback disabled       */
-#define  USE_HAL_QSPI_REGISTER_CALLBACKS        0U /* QSPI register callback disabled      */
-#define  USE_HAL_RNG_REGISTER_CALLBACKS         0U /* RNG register callback disabled       */
-#define  USE_HAL_RTC_REGISTER_CALLBACKS         0U /* RTC register callback disabled       */
-#define  USE_HAL_SAI_REGISTER_CALLBACKS         0U /* SAI register callback disabled       */
-#define  USE_HAL_SD_REGISTER_CALLBACKS          0U /* SD register callback disabled        */
-#define  USE_HAL_SMARTCARD_REGISTER_CALLBACKS   0U /* SMARTCARD register callback disabled */
-#define  USE_HAL_SDRAM_REGISTER_CALLBACKS       0U /* SDRAM register callback disabled     */
-#define  USE_HAL_SRAM_REGISTER_CALLBACKS        0U /* SRAM register callback disabled      */
-#define  USE_HAL_SPDIFRX_REGISTER_CALLBACKS     0U /* SPDIFRX register callback disabled   */
-#define  USE_HAL_SMBUS_REGISTER_CALLBACKS       0U /* SMBUS register callback disabled     */
-#define  USE_HAL_SPI_REGISTER_CALLBACKS         0U /* SPI register callback disabled       */
-#define  USE_HAL_TIM_REGISTER_CALLBACKS         0U /* TIM register callback disabled       */
-#define  USE_HAL_UART_REGISTER_CALLBACKS        0U /* UART register callback disabled      */
-#define  USE_HAL_USART_REGISTER_CALLBACKS       0U /* USART register callback disabled     */
-#define  USE_HAL_WWDG_REGISTER_CALLBACKS        0U /* WWDG register callback disabled      */
-
-/* ########################## Assert Selection ############################## */
-/**
-  * @brief Uncomment the line below to expanse the "assert_param" macro in the
-  *        HAL drivers code
-  */
-/* #define USE_FULL_ASSERT    1 */
-
-/* ################## Ethernet peripheral configuration for NUCLEO 144 board ##################### */
-
-/* Section 1 : Ethernet peripheral configuration */
-
-/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
-#define MAC_ADDR0   2U
-#define MAC_ADDR1   0U
-#define MAC_ADDR2   0U
-#define MAC_ADDR3   0U
-#define MAC_ADDR4   0U
-#define MAC_ADDR5   0U
-
-/* Definition of the Ethernet driver buffers size and count */
-#define ETH_RX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for receive               */
-#define ETH_TX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for transmit              */
-#define ETH_RXBUFNB                    ((uint32_t)5)       /* 5 Rx buffers of size ETH_RX_BUF_SIZE  */
-#define ETH_TXBUFNB                    ((uint32_t)5)       /* 5 Tx buffers of size ETH_TX_BUF_SIZE  */
-
-/* Section 2: PHY configuration section */
-/* LAN8742A PHY Address*/
-#define LAN8742A_PHY_ADDRESS            0x00
-/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
-#define PHY_RESET_DELAY                 ((uint32_t)0x00000FFF)
-/* PHY Configuration delay */
-#define PHY_CONFIG_DELAY                ((uint32_t)0x00000FFF)
-
-#define PHY_READ_TO                     ((uint32_t)0x0000FFFF)
-#define PHY_WRITE_TO                    ((uint32_t)0x0000FFFF)
-
-/* Section 3: Common PHY Registers */
-
-#define PHY_BCR                         ((uint16_t)0x00)    /*!< Transceiver Basic Control Register   */
-#define PHY_BSR                         ((uint16_t)0x01)    /*!< Transceiver Basic Status Register    */
-
-#define PHY_RESET                       ((uint16_t)0x8000)  /*!< PHY Reset */
-#define PHY_LOOPBACK                    ((uint16_t)0x4000)  /*!< Select loop-back mode */
-#define PHY_FULLDUPLEX_100M             ((uint16_t)0x2100)  /*!< Set the full-duplex mode at 100 Mb/s */
-#define PHY_HALFDUPLEX_100M             ((uint16_t)0x2000)  /*!< Set the half-duplex mode at 100 Mb/s */
-#define PHY_FULLDUPLEX_10M              ((uint16_t)0x0100)  /*!< Set the full-duplex mode at 10 Mb/s  */
-#define PHY_HALFDUPLEX_10M              ((uint16_t)0x0000)  /*!< Set the half-duplex mode at 10 Mb/s  */
-#define PHY_AUTONEGOTIATION             ((uint16_t)0x1000)  /*!< Enable auto-negotiation function     */
-#define PHY_RESTART_AUTONEGOTIATION     ((uint16_t)0x0200)  /*!< Restart auto-negotiation function    */
-#define PHY_POWERDOWN                   ((uint16_t)0x0800)  /*!< Select the power down mode           */
-#define PHY_ISOLATE                     ((uint16_t)0x0400)  /*!< Isolate PHY from MII                 */
-
-#define PHY_AUTONEGO_COMPLETE           ((uint16_t)0x0020)  /*!< Auto-Negotiation process completed   */
-#define PHY_LINKED_STATUS               ((uint16_t)0x0004)  /*!< Valid link established               */
-#define PHY_JABBER_DETECTION            ((uint16_t)0x0002)  /*!< Jabber condition detected            */
-
-/* Section 4: Extended PHY Registers */
-
-#define PHY_SR                          ((uint16_t)0x1F)    /*!< PHY special control/ status register Offset     */
-
-#define PHY_SPEED_STATUS                ((uint16_t)0x0004)  /*!< PHY Speed mask                                  */
-#define PHY_DUPLEX_STATUS               ((uint16_t)0x0010)  /*!< PHY Duplex mask                                 */
-
-
-#define PHY_ISFR                        ((uint16_t)0x1D)    /*!< PHY Interrupt Source Flag register Offset       */
-#define PHY_ISFR_INT4                   ((uint16_t)0x0010)  /*!< PHY Link down inturrupt                         */
-
-/* ################## SPI peripheral configuration ########################## */
-
-/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
-* Activated: CRC code is present inside driver
-* Deactivated: CRC code cleaned from driver
-*/
-
-#define USE_SPI_CRC                     1U
-
-/* Includes ------------------------------------------------------------------*/
-/**
-  * @brief Include module's header file
-  */
-
-#ifdef HAL_RCC_MODULE_ENABLED
-  #include "stm32f7xx_hal_rcc.h"
-#endif /* HAL_RCC_MODULE_ENABLED */
-
-#ifdef HAL_GPIO_MODULE_ENABLED
-  #include "stm32f7xx_hal_gpio.h"
-#endif /* HAL_GPIO_MODULE_ENABLED */
-
-#ifdef HAL_DMA_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma.h"
-#endif /* HAL_DMA_MODULE_ENABLED */
-
-#ifdef HAL_CORTEX_MODULE_ENABLED
-  #include "stm32f7xx_hal_cortex.h"
-#endif /* HAL_CORTEX_MODULE_ENABLED */
-
-#ifdef HAL_ADC_MODULE_ENABLED
-  #include "stm32f7xx_hal_adc.h"
-#endif /* HAL_ADC_MODULE_ENABLED */
-
-#ifdef HAL_CAN_MODULE_ENABLED
-  #include "stm32f7xx_hal_can.h"
-#endif /* HAL_CAN_MODULE_ENABLED */
-
-#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
-  #include "stm32f7xx_hal_can_legacy.h"
-#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
-
-#ifdef HAL_CEC_MODULE_ENABLED
-  #include "stm32f7xx_hal_cec.h"
-#endif /* HAL_CEC_MODULE_ENABLED */
-
-#ifdef HAL_CRC_MODULE_ENABLED
-  #include "stm32f7xx_hal_crc.h"
-#endif /* HAL_CRC_MODULE_ENABLED */
-
-#ifdef HAL_CRYP_MODULE_ENABLED
-  #include "stm32f7xx_hal_cryp.h"
-#endif /* HAL_CRYP_MODULE_ENABLED */
-
-#ifdef HAL_DMA2D_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma2d.h"
-#endif /* HAL_DMA2D_MODULE_ENABLED */
-
-#ifdef HAL_DAC_MODULE_ENABLED
-  #include "stm32f7xx_hal_dac.h"
-#endif /* HAL_DAC_MODULE_ENABLED */
-
-#ifdef HAL_DCMI_MODULE_ENABLED
-  #include "stm32f7xx_hal_dcmi.h"
-#endif /* HAL_DCMI_MODULE_ENABLED */
-
-#ifdef HAL_ETH_MODULE_ENABLED
-  #include "stm32f7xx_hal_eth.h"
-#endif /* HAL_ETH_MODULE_ENABLED */
-
-#ifdef HAL_FLASH_MODULE_ENABLED
-  #include "stm32f7xx_hal_flash.h"
-#endif /* HAL_FLASH_MODULE_ENABLED */
-
-#ifdef HAL_SRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sram.h"
-#endif /* HAL_SRAM_MODULE_ENABLED */
-
-#ifdef HAL_NOR_MODULE_ENABLED
-  #include "stm32f7xx_hal_nor.h"
-#endif /* HAL_NOR_MODULE_ENABLED */
-
-#ifdef HAL_NAND_MODULE_ENABLED
-  #include "stm32f7xx_hal_nand.h"
-#endif /* HAL_NAND_MODULE_ENABLED */
-
-#ifdef HAL_SDRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sdram.h"
-#endif /* HAL_SDRAM_MODULE_ENABLED */
-
-#ifdef HAL_HASH_MODULE_ENABLED
- #include "stm32f7xx_hal_hash.h"
-#endif /* HAL_HASH_MODULE_ENABLED */
-
-#ifdef HAL_I2C_MODULE_ENABLED
- #include "stm32f7xx_hal_i2c.h"
-#endif /* HAL_I2C_MODULE_ENABLED */
-
-#ifdef HAL_I2S_MODULE_ENABLED
- #include "stm32f7xx_hal_i2s.h"
-#endif /* HAL_I2S_MODULE_ENABLED */
-
-#ifdef HAL_IWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_iwdg.h"
-#endif /* HAL_IWDG_MODULE_ENABLED */
-
-#ifdef HAL_LPTIM_MODULE_ENABLED
- #include "stm32f7xx_hal_lptim.h"
-#endif /* HAL_LPTIM_MODULE_ENABLED */
-
-#ifdef HAL_LTDC_MODULE_ENABLED
- #include "stm32f7xx_hal_ltdc.h"
-#endif /* HAL_LTDC_MODULE_ENABLED */
-
-#ifdef HAL_PWR_MODULE_ENABLED
- #include "stm32f7xx_hal_pwr.h"
-#endif /* HAL_PWR_MODULE_ENABLED */
-
-#ifdef HAL_QSPI_MODULE_ENABLED
- #include "stm32f7xx_hal_qspi.h"
-#endif /* HAL_QSPI_MODULE_ENABLED */
-
-#ifdef HAL_RNG_MODULE_ENABLED
- #include "stm32f7xx_hal_rng.h"
-#endif /* HAL_RNG_MODULE_ENABLED */
-
-#ifdef HAL_RTC_MODULE_ENABLED
- #include "stm32f7xx_hal_rtc.h"
-#endif /* HAL_RTC_MODULE_ENABLED */
-
-#ifdef HAL_SAI_MODULE_ENABLED
- #include "stm32f7xx_hal_sai.h"
-#endif /* HAL_SAI_MODULE_ENABLED */
-
-#ifdef HAL_SD_MODULE_ENABLED
- #include "stm32f7xx_hal_sd.h"
-#endif /* HAL_SD_MODULE_ENABLED */
-
-#ifdef HAL_SPDIFRX_MODULE_ENABLED
- #include "stm32f7xx_hal_spdifrx.h"
-#endif /* HAL_SPDIFRX_MODULE_ENABLED */
-
-#ifdef HAL_SPI_MODULE_ENABLED
- #include "stm32f7xx_hal_spi.h"
-#endif /* HAL_SPI_MODULE_ENABLED */
-
-#ifdef HAL_TIM_MODULE_ENABLED
- #include "stm32f7xx_hal_tim.h"
-#endif /* HAL_TIM_MODULE_ENABLED */
-
-#ifdef HAL_UART_MODULE_ENABLED
- #include "stm32f7xx_hal_uart.h"
-#endif /* HAL_UART_MODULE_ENABLED */
-
-#ifdef HAL_USART_MODULE_ENABLED
- #include "stm32f7xx_hal_usart.h"
-#endif /* HAL_USART_MODULE_ENABLED */
-
-#ifdef HAL_IRDA_MODULE_ENABLED
- #include "stm32f7xx_hal_irda.h"
-#endif /* HAL_IRDA_MODULE_ENABLED */
-
-#ifdef HAL_SMARTCARD_MODULE_ENABLED
- #include "stm32f7xx_hal_smartcard.h"
-#endif /* HAL_SMARTCARD_MODULE_ENABLED */
-
-#ifdef HAL_WWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_wwdg.h"
-#endif /* HAL_WWDG_MODULE_ENABLED */
-
-#ifdef HAL_PCD_MODULE_ENABLED
- #include "stm32f7xx_hal_pcd.h"
-#endif /* HAL_PCD_MODULE_ENABLED */
-
-#ifdef HAL_HCD_MODULE_ENABLED
- #include "stm32f7xx_hal_hcd.h"
-#endif /* HAL_HCD_MODULE_ENABLED */
-
-#ifdef HAL_DFSDM_MODULE_ENABLED
- #include "stm32f7xx_hal_dfsdm.h"
-#endif /* HAL_DFSDM_MODULE_ENABLED */
-
-#ifdef HAL_DSI_MODULE_ENABLED
- #include "stm32f7xx_hal_dsi.h"
-#endif /* HAL_DSI_MODULE_ENABLED */
-
-#ifdef HAL_JPEG_MODULE_ENABLED
- #include "stm32f7xx_hal_jpeg.h"
-#endif /* HAL_JPEG_MODULE_ENABLED */
-
-#ifdef HAL_MDIOS_MODULE_ENABLED
- #include "stm32f7xx_hal_mdios.h"
-#endif /* HAL_MDIOS_MODULE_ENABLED */
-
-/* Exported macro ------------------------------------------------------------*/
-#ifdef  USE_FULL_ASSERT
-/**
-  * @brief  The assert_param macro is used for function's parameters check.
-  * @param  expr: If expr is false, it calls assert_failed function
-  *         which reports the name of the source file and the source
-  *         line number of the call that failed.
-  *         If expr is true, it returns no value.
-  * @retval None
-  */
-  #define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__))
-/* Exported functions ------------------------------------------------------- */
-  void assert_failed(uint8_t* file, uint32_t line);
-#else
-  #define assert_param(expr) ((void)0U)
-#endif /* USE_FULL_ASSERT */
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __STM32F7xx_HAL_CONF_H */
-
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/hw/bsp/stm32f7/boards/stm32f769disco/board.cmake b/hw/bsp/stm32f7/boards/stm32f769disco/board.cmake
new file mode 100644
index 000000000..62a157c58
--- /dev/null
+++ b/hw/bsp/stm32f7/boards/stm32f769disco/board.cmake
@@ -0,0 +1,14 @@
+set(MCU_VARIANT stm32f769xx)
+set(JLINK_DEVICE stm32f769xx)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32F769ZITx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32F769xx
+    HSE_VALUE=25000000
+    # default to PORT 1 High Speed
+    BOARD_TUD_RHPORT=1
+    BOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
+    )
+endfunction()
diff --git a/hw/bsp/stm32f7/boards/stm32f769disco/board.mk b/hw/bsp/stm32f7/boards/stm32f769disco/board.mk
index 18f59e8b2..a45af8cc0 100644
--- a/hw/bsp/stm32f7/boards/stm32f769disco/board.mk
+++ b/hw/bsp/stm32f7/boards/stm32f769disco/board.mk
@@ -1,3 +1,5 @@
+MCU_VARIANT = stm32f769xx
+
 # Only OTG-HS has a connector on this board
 PORT ?= 1
 SPEED ?= high
@@ -6,13 +8,8 @@ CFLAGS += \
   -DSTM32F769xx \
   -DHSE_VALUE=25000000 \
 
-# GCC
-GCC_LD_FILE = $(BOARD_PATH)/STM32F769ZITx_FLASH.ld
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32f769xx.s
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32f769xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32f769xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32F769ZITx_FLASH.ld
 
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32f7/boards/stm32f769disco/stm32f7xx_hal_conf.h b/hw/bsp/stm32f7/boards/stm32f769disco/stm32f7xx_hal_conf.h
deleted file mode 100644
index 581f0e46a..000000000
--- a/hw/bsp/stm32f7/boards/stm32f769disco/stm32f7xx_hal_conf.h
+++ /dev/null
@@ -1,472 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    stm32f7xx_hal_conf.h
-  * @author  MCD Application Team
-  * @brief   HAL configuration file.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
-  * All rights reserved.</center></h2>
-  *
-  * This software component is licensed by ST under BSD 3-Clause license,
-  * the "License"; You may not use this file except in compliance with the
-  * License. You may obtain a copy of the License at:
-  *                        opensource.org/licenses/BSD-3-Clause
-  *
-  ******************************************************************************
-  */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __STM32F7xx_HAL_CONF_H
-#define __STM32F7xx_HAL_CONF_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/* Exported types ------------------------------------------------------------*/
-/* Exported constants --------------------------------------------------------*/
-
-/* ########################## Module Selection ############################## */
-/**
-  * @brief This is the list of modules to be used in the HAL driver
-  */
-#define HAL_MODULE_ENABLED
-/* #define HAL_ADC_MODULE_ENABLED   */
-/* #define HAL_CAN_MODULE_ENABLED */
-/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
-/* #define HAL_CEC_MODULE_ENABLED   */
-/* #define HAL_CRC_MODULE_ENABLED   */
-/* #define HAL_CRYP_MODULE_ENABLED   */
-/* #define HAL_DAC_MODULE_ENABLED   */
-/* #define HAL_DCMI_MODULE_ENABLED  */
-#define HAL_DMA_MODULE_ENABLED
-/* #define HAL_DMA2D_MODULE_ENABLED  */
-/* #define HAL_ETH_MODULE_ENABLED  */
-#define HAL_FLASH_MODULE_ENABLED
-/* #define HAL_NAND_MODULE_ENABLED */
-/* #define HAL_NOR_MODULE_ENABLED */
-/* #define HAL_SRAM_MODULE_ENABLED */
-/* #define HAL_SDRAM_MODULE_ENABLED */
-/* #define HAL_HASH_MODULE_ENABLED   */
-#define HAL_GPIO_MODULE_ENABLED
-/* #define HAL_I2C_MODULE_ENABLED */
-/* #define HAL_I2S_MODULE_ENABLED    */
-/* #define HAL_IWDG_MODULE_ENABLED  */
-/* #define HAL_LPTIM_MODULE_ENABLED */
-/* #define HAL_LTDC_MODULE_ENABLED  */
-#define HAL_PWR_MODULE_ENABLED
-/* #define HAL_QSPI_MODULE_ENABLED    */
-#define HAL_RCC_MODULE_ENABLED
-/* #define HAL_RNG_MODULE_ENABLED    */
-/* #define HAL_RTC_MODULE_ENABLED */
-/* #define HAL_SAI_MODULE_ENABLED    */
-/* #define HAL_SD_MODULE_ENABLED   */
-/* #define HAL_SPDIFRX_MODULE_ENABLED */
-/* #define HAL_SPI_MODULE_ENABLED    */
-/* #define HAL_TIM_MODULE_ENABLED    */
-#define HAL_UART_MODULE_ENABLED
-/* #define HAL_USART_MODULE_ENABLED  */
-/* #define HAL_IRDA_MODULE_ENABLED  */
-/* #define HAL_SMARTCARD_MODULE_ENABLED  */
-/* #define HAL_WWDG_MODULE_ENABLED   */
-#define HAL_CORTEX_MODULE_ENABLED
-/* #define HAL_PCD_MODULE_ENABLED */
-/* #define HAL_HCD_MODULE_ENABLED */
-/* #define HAL_DFSDM_MODULE_ENABLED */
-/* #define HAL_DSI_MODULE_ENABLED */
-/* #define HAL_JPEG_MODULE_ENABLED */
-/* #define HAL_MDIOS_MODULE_ENABLED */
-
-
-/* ########################## HSE/HSI Values adaptation ##################### */
-/**
-  * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSE is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSE_VALUE)
-  #define HSE_VALUE    ((uint32_t)25000000U) /*!< Value of the External oscillator in Hz */
-#endif /* HSE_VALUE */
-
-#if !defined  (HSE_STARTUP_TIMEOUT)
-  #define HSE_STARTUP_TIMEOUT    ((uint32_t)100U)   /*!< Time out for HSE start up, in ms */
-#endif /* HSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief Internal High Speed oscillator (HSI) value.
-  *        This value is used by the RCC HAL module to compute the system frequency
-  *        (when HSI is used as system clock source, directly or through the PLL).
-  */
-#if !defined  (HSI_VALUE)
-  #define HSI_VALUE    ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* HSI_VALUE */
-
-/**
-  * @brief Internal Low Speed oscillator (LSI) value.
-  */
-#if !defined  (LSI_VALUE)
- #define LSI_VALUE  ((uint32_t)32000U)       /*!< LSI Typical Value in Hz*/
-#endif /* LSI_VALUE */                      /*!< Value of the Internal Low Speed oscillator in Hz
-                                             The real value may vary depending on the variations
-                                             in voltage and temperature.  */
-/**
-  * @brief External Low Speed oscillator (LSE) value.
-  */
-#if !defined  (LSE_VALUE)
- #define LSE_VALUE  ((uint32_t)32768U)    /*!< Value of the External Low Speed oscillator in Hz */
-#endif /* LSE_VALUE */
-
-#if !defined  (LSE_STARTUP_TIMEOUT)
-  #define LSE_STARTUP_TIMEOUT    ((uint32_t)5000U)   /*!< Time out for LSE start up, in ms */
-#endif /* LSE_STARTUP_TIMEOUT */
-
-/**
-  * @brief External clock source for I2S peripheral
-  *        This value is used by the I2S HAL module to compute the I2S clock source
-  *        frequency, this source is inserted directly through I2S_CKIN pad.
-  */
-#if !defined  (EXTERNAL_CLOCK_VALUE)
-  #define EXTERNAL_CLOCK_VALUE    ((uint32_t)12288000U) /*!< Value of the Internal oscillator in Hz*/
-#endif /* EXTERNAL_CLOCK_VALUE */
-
-/* Tip: To avoid modifying this file each time you need to use different HSE,
-   ===  you can define the HSE value in your toolchain compiler preprocessor. */
-
-/* ########################### System Configuration ######################### */
-/**
-  * @brief This is the HAL system configuration section
-  */
-#define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */
-#define  TICK_INT_PRIORITY            ((uint32_t)0x0FU) /*!< tick interrupt priority */
-#define  USE_RTOS                     0U
-#define  PREFETCH_ENABLE              1U
-#define  ART_ACCLERATOR_ENABLE        1U /* To enable instruction cache and prefetch */
-
-#define  USE_HAL_ADC_REGISTER_CALLBACKS         0U /* ADC register callback disabled       */
-#define  USE_HAL_CAN_REGISTER_CALLBACKS         0U /* CAN register callback disabled       */
-#define  USE_HAL_CEC_REGISTER_CALLBACKS         0U /* CEC register callback disabled       */
-#define  USE_HAL_CRYP_REGISTER_CALLBACKS        0U /* CRYP register callback disabled      */
-#define  USE_HAL_DAC_REGISTER_CALLBACKS         0U /* DAC register callback disabled       */
-#define  USE_HAL_DCMI_REGISTER_CALLBACKS        0U /* DCMI register callback disabled      */
-#define  USE_HAL_DFSDM_REGISTER_CALLBACKS       0U /* DFSDM register callback disabled     */
-#define  USE_HAL_DMA2D_REGISTER_CALLBACKS       0U /* DMA2D register callback disabled     */
-#define  USE_HAL_DSI_REGISTER_CALLBACKS         0U /* DSI register callback disabled       */
-#define  USE_HAL_ETH_REGISTER_CALLBACKS         0U /* ETH register callback disabled       */
-#define  USE_HAL_HASH_REGISTER_CALLBACKS        0U /* HASH register callback disabled      */
-#define  USE_HAL_HCD_REGISTER_CALLBACKS         0U /* HCD register callback disabled       */
-#define  USE_HAL_I2C_REGISTER_CALLBACKS         0U /* I2C register callback disabled       */
-#define  USE_HAL_I2S_REGISTER_CALLBACKS         0U /* I2S register callback disabled       */
-#define  USE_HAL_IRDA_REGISTER_CALLBACKS        0U /* IRDA register callback disabled      */
-#define  USE_HAL_JPEG_REGISTER_CALLBACKS        0U /* JPEG register callback disabled      */
-#define  USE_HAL_LPTIM_REGISTER_CALLBACKS       0U /* LPTIM register callback disabled     */
-#define  USE_HAL_LTDC_REGISTER_CALLBACKS        0U /* LTDC register callback disabled      */
-#define  USE_HAL_MDIOS_REGISTER_CALLBACKS       0U /* MDIOS register callback disabled     */
-#define  USE_HAL_MMC_REGISTER_CALLBACKS         0U /* MMC register callback disabled       */
-#define  USE_HAL_NAND_REGISTER_CALLBACKS        0U /* NAND register callback disabled      */
-#define  USE_HAL_NOR_REGISTER_CALLBACKS         0U /* NOR register callback disabled       */
-#define  USE_HAL_PCD_REGISTER_CALLBACKS         0U /* PCD register callback disabled       */
-#define  USE_HAL_QSPI_REGISTER_CALLBACKS        0U /* QSPI register callback disabled      */
-#define  USE_HAL_RNG_REGISTER_CALLBACKS         0U /* RNG register callback disabled       */
-#define  USE_HAL_RTC_REGISTER_CALLBACKS         0U /* RTC register callback disabled       */
-#define  USE_HAL_SAI_REGISTER_CALLBACKS         0U /* SAI register callback disabled       */
-#define  USE_HAL_SD_REGISTER_CALLBACKS          0U /* SD register callback disabled        */
-#define  USE_HAL_SMARTCARD_REGISTER_CALLBACKS   0U /* SMARTCARD register callback disabled */
-#define  USE_HAL_SDRAM_REGISTER_CALLBACKS       0U /* SDRAM register callback disabled     */
-#define  USE_HAL_SRAM_REGISTER_CALLBACKS        0U /* SRAM register callback disabled      */
-#define  USE_HAL_SPDIFRX_REGISTER_CALLBACKS     0U /* SPDIFRX register callback disabled   */
-#define  USE_HAL_SMBUS_REGISTER_CALLBACKS       0U /* SMBUS register callback disabled     */
-#define  USE_HAL_SPI_REGISTER_CALLBACKS         0U /* SPI register callback disabled       */
-#define  USE_HAL_TIM_REGISTER_CALLBACKS         0U /* TIM register callback disabled       */
-#define  USE_HAL_UART_REGISTER_CALLBACKS        0U /* UART register callback disabled      */
-#define  USE_HAL_USART_REGISTER_CALLBACKS       0U /* USART register callback disabled     */
-#define  USE_HAL_WWDG_REGISTER_CALLBACKS        0U /* WWDG register callback disabled      */
-
-/* ########################## Assert Selection ############################## */
-/**
-  * @brief Uncomment the line below to expanse the "assert_param" macro in the
-  *        HAL drivers code
-  */
-/* #define USE_FULL_ASSERT    1 */
-
-/* ################## Ethernet peripheral configuration for NUCLEO 144 board ##################### */
-
-/* Section 1 : Ethernet peripheral configuration */
-
-/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
-#define MAC_ADDR0   2U
-#define MAC_ADDR1   0U
-#define MAC_ADDR2   0U
-#define MAC_ADDR3   0U
-#define MAC_ADDR4   0U
-#define MAC_ADDR5   0U
-
-/* Definition of the Ethernet driver buffers size and count */
-#define ETH_RX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for receive               */
-#define ETH_TX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for transmit              */
-#define ETH_RXBUFNB                    ((uint32_t)5)       /* 5 Rx buffers of size ETH_RX_BUF_SIZE  */
-#define ETH_TXBUFNB                    ((uint32_t)5)       /* 5 Tx buffers of size ETH_TX_BUF_SIZE  */
-
-/* Section 2: PHY configuration section */
-/* LAN8742A PHY Address*/
-#define LAN8742A_PHY_ADDRESS            0x00
-/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
-#define PHY_RESET_DELAY                 ((uint32_t)0x00000FFF)
-/* PHY Configuration delay */
-#define PHY_CONFIG_DELAY                ((uint32_t)0x00000FFF)
-
-#define PHY_READ_TO                     ((uint32_t)0x0000FFFF)
-#define PHY_WRITE_TO                    ((uint32_t)0x0000FFFF)
-
-/* Section 3: Common PHY Registers */
-
-#define PHY_BCR                         ((uint16_t)0x00)    /*!< Transceiver Basic Control Register   */
-#define PHY_BSR                         ((uint16_t)0x01)    /*!< Transceiver Basic Status Register    */
-
-#define PHY_RESET                       ((uint16_t)0x8000)  /*!< PHY Reset */
-#define PHY_LOOPBACK                    ((uint16_t)0x4000)  /*!< Select loop-back mode */
-#define PHY_FULLDUPLEX_100M             ((uint16_t)0x2100)  /*!< Set the full-duplex mode at 100 Mb/s */
-#define PHY_HALFDUPLEX_100M             ((uint16_t)0x2000)  /*!< Set the half-duplex mode at 100 Mb/s */
-#define PHY_FULLDUPLEX_10M              ((uint16_t)0x0100)  /*!< Set the full-duplex mode at 10 Mb/s  */
-#define PHY_HALFDUPLEX_10M              ((uint16_t)0x0000)  /*!< Set the half-duplex mode at 10 Mb/s  */
-#define PHY_AUTONEGOTIATION             ((uint16_t)0x1000)  /*!< Enable auto-negotiation function     */
-#define PHY_RESTART_AUTONEGOTIATION     ((uint16_t)0x0200)  /*!< Restart auto-negotiation function    */
-#define PHY_POWERDOWN                   ((uint16_t)0x0800)  /*!< Select the power down mode           */
-#define PHY_ISOLATE                     ((uint16_t)0x0400)  /*!< Isolate PHY from MII                 */
-
-#define PHY_AUTONEGO_COMPLETE           ((uint16_t)0x0020)  /*!< Auto-Negotiation process completed   */
-#define PHY_LINKED_STATUS               ((uint16_t)0x0004)  /*!< Valid link established               */
-#define PHY_JABBER_DETECTION            ((uint16_t)0x0002)  /*!< Jabber condition detected            */
-
-/* Section 4: Extended PHY Registers */
-
-#define PHY_SR                          ((uint16_t)0x1F)    /*!< PHY special control/ status register Offset     */
-
-#define PHY_SPEED_STATUS                ((uint16_t)0x0004)  /*!< PHY Speed mask                                  */
-#define PHY_DUPLEX_STATUS               ((uint16_t)0x0010)  /*!< PHY Duplex mask                                 */
-
-
-#define PHY_ISFR                        ((uint16_t)0x1D)    /*!< PHY Interrupt Source Flag register Offset       */
-#define PHY_ISFR_INT4                   ((uint16_t)0x0010)  /*!< PHY Link down inturrupt                         */
-
-/* ################## SPI peripheral configuration ########################## */
-
-/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
-* Activated: CRC code is present inside driver
-* Deactivated: CRC code cleaned from driver
-*/
-
-#define USE_SPI_CRC                     1U
-
-/* Includes ------------------------------------------------------------------*/
-/**
-  * @brief Include module's header file
-  */
-
-#ifdef HAL_RCC_MODULE_ENABLED
-  #include "stm32f7xx_hal_rcc.h"
-#endif /* HAL_RCC_MODULE_ENABLED */
-
-#ifdef HAL_GPIO_MODULE_ENABLED
-  #include "stm32f7xx_hal_gpio.h"
-#endif /* HAL_GPIO_MODULE_ENABLED */
-
-#ifdef HAL_DMA_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma.h"
-#endif /* HAL_DMA_MODULE_ENABLED */
-
-#ifdef HAL_CORTEX_MODULE_ENABLED
-  #include "stm32f7xx_hal_cortex.h"
-#endif /* HAL_CORTEX_MODULE_ENABLED */
-
-#ifdef HAL_ADC_MODULE_ENABLED
-  #include "stm32f7xx_hal_adc.h"
-#endif /* HAL_ADC_MODULE_ENABLED */
-
-#ifdef HAL_CAN_MODULE_ENABLED
-  #include "stm32f7xx_hal_can.h"
-#endif /* HAL_CAN_MODULE_ENABLED */
-
-#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
-  #include "stm32f7xx_hal_can_legacy.h"
-#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
-
-#ifdef HAL_CEC_MODULE_ENABLED
-  #include "stm32f7xx_hal_cec.h"
-#endif /* HAL_CEC_MODULE_ENABLED */
-
-#ifdef HAL_CRC_MODULE_ENABLED
-  #include "stm32f7xx_hal_crc.h"
-#endif /* HAL_CRC_MODULE_ENABLED */
-
-#ifdef HAL_CRYP_MODULE_ENABLED
-  #include "stm32f7xx_hal_cryp.h"
-#endif /* HAL_CRYP_MODULE_ENABLED */
-
-#ifdef HAL_DMA2D_MODULE_ENABLED
-  #include "stm32f7xx_hal_dma2d.h"
-#endif /* HAL_DMA2D_MODULE_ENABLED */
-
-#ifdef HAL_DAC_MODULE_ENABLED
-  #include "stm32f7xx_hal_dac.h"
-#endif /* HAL_DAC_MODULE_ENABLED */
-
-#ifdef HAL_DCMI_MODULE_ENABLED
-  #include "stm32f7xx_hal_dcmi.h"
-#endif /* HAL_DCMI_MODULE_ENABLED */
-
-#ifdef HAL_ETH_MODULE_ENABLED
-  #include "stm32f7xx_hal_eth.h"
-#endif /* HAL_ETH_MODULE_ENABLED */
-
-#ifdef HAL_FLASH_MODULE_ENABLED
-  #include "stm32f7xx_hal_flash.h"
-#endif /* HAL_FLASH_MODULE_ENABLED */
-
-#ifdef HAL_SRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sram.h"
-#endif /* HAL_SRAM_MODULE_ENABLED */
-
-#ifdef HAL_NOR_MODULE_ENABLED
-  #include "stm32f7xx_hal_nor.h"
-#endif /* HAL_NOR_MODULE_ENABLED */
-
-#ifdef HAL_NAND_MODULE_ENABLED
-  #include "stm32f7xx_hal_nand.h"
-#endif /* HAL_NAND_MODULE_ENABLED */
-
-#ifdef HAL_SDRAM_MODULE_ENABLED
-  #include "stm32f7xx_hal_sdram.h"
-#endif /* HAL_SDRAM_MODULE_ENABLED */
-
-#ifdef HAL_HASH_MODULE_ENABLED
- #include "stm32f7xx_hal_hash.h"
-#endif /* HAL_HASH_MODULE_ENABLED */
-
-#ifdef HAL_I2C_MODULE_ENABLED
- #include "stm32f7xx_hal_i2c.h"
-#endif /* HAL_I2C_MODULE_ENABLED */
-
-#ifdef HAL_I2S_MODULE_ENABLED
- #include "stm32f7xx_hal_i2s.h"
-#endif /* HAL_I2S_MODULE_ENABLED */
-
-#ifdef HAL_IWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_iwdg.h"
-#endif /* HAL_IWDG_MODULE_ENABLED */
-
-#ifdef HAL_LPTIM_MODULE_ENABLED
- #include "stm32f7xx_hal_lptim.h"
-#endif /* HAL_LPTIM_MODULE_ENABLED */
-
-#ifdef HAL_LTDC_MODULE_ENABLED
- #include "stm32f7xx_hal_ltdc.h"
-#endif /* HAL_LTDC_MODULE_ENABLED */
-
-#ifdef HAL_PWR_MODULE_ENABLED
- #include "stm32f7xx_hal_pwr.h"
-#endif /* HAL_PWR_MODULE_ENABLED */
-
-#ifdef HAL_QSPI_MODULE_ENABLED
- #include "stm32f7xx_hal_qspi.h"
-#endif /* HAL_QSPI_MODULE_ENABLED */
-
-#ifdef HAL_RNG_MODULE_ENABLED
- #include "stm32f7xx_hal_rng.h"
-#endif /* HAL_RNG_MODULE_ENABLED */
-
-#ifdef HAL_RTC_MODULE_ENABLED
- #include "stm32f7xx_hal_rtc.h"
-#endif /* HAL_RTC_MODULE_ENABLED */
-
-#ifdef HAL_SAI_MODULE_ENABLED
- #include "stm32f7xx_hal_sai.h"
-#endif /* HAL_SAI_MODULE_ENABLED */
-
-#ifdef HAL_SD_MODULE_ENABLED
- #include "stm32f7xx_hal_sd.h"
-#endif /* HAL_SD_MODULE_ENABLED */
-
-#ifdef HAL_SPDIFRX_MODULE_ENABLED
- #include "stm32f7xx_hal_spdifrx.h"
-#endif /* HAL_SPDIFRX_MODULE_ENABLED */
-
-#ifdef HAL_SPI_MODULE_ENABLED
- #include "stm32f7xx_hal_spi.h"
-#endif /* HAL_SPI_MODULE_ENABLED */
-
-#ifdef HAL_TIM_MODULE_ENABLED
- #include "stm32f7xx_hal_tim.h"
-#endif /* HAL_TIM_MODULE_ENABLED */
-
-#ifdef HAL_UART_MODULE_ENABLED
- #include "stm32f7xx_hal_uart.h"
-#endif /* HAL_UART_MODULE_ENABLED */
-
-#ifdef HAL_USART_MODULE_ENABLED
- #include "stm32f7xx_hal_usart.h"
-#endif /* HAL_USART_MODULE_ENABLED */
-
-#ifdef HAL_IRDA_MODULE_ENABLED
- #include "stm32f7xx_hal_irda.h"
-#endif /* HAL_IRDA_MODULE_ENABLED */
-
-#ifdef HAL_SMARTCARD_MODULE_ENABLED
- #include "stm32f7xx_hal_smartcard.h"
-#endif /* HAL_SMARTCARD_MODULE_ENABLED */
-
-#ifdef HAL_WWDG_MODULE_ENABLED
- #include "stm32f7xx_hal_wwdg.h"
-#endif /* HAL_WWDG_MODULE_ENABLED */
-
-#ifdef HAL_PCD_MODULE_ENABLED
- #include "stm32f7xx_hal_pcd.h"
-#endif /* HAL_PCD_MODULE_ENABLED */
-
-#ifdef HAL_HCD_MODULE_ENABLED
- #include "stm32f7xx_hal_hcd.h"
-#endif /* HAL_HCD_MODULE_ENABLED */
-
-#ifdef HAL_DFSDM_MODULE_ENABLED
- #include "stm32f7xx_hal_dfsdm.h"
-#endif /* HAL_DFSDM_MODULE_ENABLED */
-
-#ifdef HAL_DSI_MODULE_ENABLED
- #include "stm32f7xx_hal_dsi.h"
-#endif /* HAL_DSI_MODULE_ENABLED */
-
-#ifdef HAL_JPEG_MODULE_ENABLED
- #include "stm32f7xx_hal_jpeg.h"
-#endif /* HAL_JPEG_MODULE_ENABLED */
-
-#ifdef HAL_MDIOS_MODULE_ENABLED
- #include "stm32f7xx_hal_mdios.h"
-#endif /* HAL_MDIOS_MODULE_ENABLED */
-
-/* Exported macro ------------------------------------------------------------*/
-#ifdef  USE_FULL_ASSERT
-/**
-  * @brief  The assert_param macro is used for function's parameters check.
-  * @param  expr: If expr is false, it calls assert_failed function
-  *         which reports the name of the source file and the source
-  *         line number of the call that failed.
-  *         If expr is true, it returns no value.
-  * @retval None
-  */
-  #define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__))
-/* Exported functions ------------------------------------------------------- */
-  void assert_failed(uint8_t* file, uint32_t line);
-#else
-  #define assert_param(expr) ((void)0U)
-#endif /* USE_FULL_ASSERT */
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __STM32F7xx_HAL_CONF_H */
-
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/hw/bsp/stm32f7/family.c b/hw/bsp/stm32f7/family.c
index 88cba2c7d..ce7e9d1bc 100644
--- a/hw/bsp/stm32f7/family.c
+++ b/hw/bsp/stm32f7/family.c
@@ -143,9 +143,19 @@ void board_init(void)
   GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
   HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
 
+// Suppress warning caused by mcu driver
+#ifdef __GNUC__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
+#endif
+
   /* Enable USB FS Clocks */
   __HAL_RCC_USB_OTG_FS_CLK_ENABLE();
 
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif
+
 #if OTG_FS_VBUS_SENSE
   /* Configure VBUS Pin */
   GPIO_InitStruct.Pin = GPIO_PIN_9;
diff --git a/hw/bsp/stm32f7/family.cmake b/hw/bsp/stm32f7/family.cmake
new file mode 100644
index 000000000..30bde9b0d
--- /dev/null
+++ b/hw/bsp/stm32f7/family.cmake
@@ -0,0 +1,122 @@
+include_guard()
+
+if (NOT BOARD)
+  message(FATAL_ERROR "BOARD not specified")
+endif ()
+
+set(ST_FAMILY f7)
+set(ST_PREFIX stm32${ST_FAMILY}xx)
+
+set(ST_HAL_DRIVER ${TOP}/hw/mcu/st/stm32${ST_FAMILY}xx_hal_driver)
+set(ST_CMSIS ${TOP}/hw/mcu/st/cmsis_device_${ST_FAMILY})
+set(CMSIS_5 ${TOP}/lib/CMSIS_5)
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+# toolchain set up
+set(CMAKE_SYSTEM_PROCESSOR cortex-m7 CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/tools/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS STM32F7 CACHE INTERNAL "")
+
+# enable LTO if supported
+include(CheckIPOSupported)
+check_ipo_supported(RESULT IPO_SUPPORTED)
+if (IPO_SUPPORTED)
+  set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif ()
+
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+
+    add_library(${BOARD_TARGET} STATIC
+      ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_cortex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_dma.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_gpio.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_pwr.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_pwr_ex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc_ex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart_ex.c
+      ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+      )
+    target_include_directories(${BOARD_TARGET} PUBLIC
+      ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+      ${CMSIS_5}/CMSIS/Core/Include
+      ${ST_CMSIS}/Include
+      ${ST_HAL_DRIVER}/Inc
+      )
+    target_compile_options(${BOARD_TARGET} PUBLIC
+      )
+    target_compile_definitions(${BOARD_TARGET} PUBLIC
+      )
+
+    update_board(${BOARD_TARGET})
+
+    if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--script=${LD_FILE_GNU}"
+        -nostartfiles
+        # nanolib
+        --specs=nosys.specs
+        --specs=nano.specs
+        )
+    elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--config=${LD_FILE_IAR}"
+        )
+    endif ()
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  #---------- Port Specific ----------
+  # These files are built for each example since it depends on example's tusb_config.h
+  target_sources(${TARGET} PUBLIC
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    # family, hw, board
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  # Add TinyUSB target and port source
+  family_add_tinyusb(${TARGET} OPT_MCU_STM32F7 ${RTOS})
+  target_sources(${TARGET}-tinyusb PUBLIC
+    ${TOP}/src/portable/synopsys/dwc2/dcd_dwc2.c
+    )
+  target_link_libraries(${TARGET}-tinyusb PUBLIC board_${BOARD})
+
+  # Link dependencies
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD} ${TARGET}-tinyusb)
+
+  # Flashing
+  family_flash_stlink(${TARGET})
+  family_flash_jlink(${TARGET})
+endfunction()
diff --git a/hw/bsp/stm32f7/family.mk b/hw/bsp/stm32f7/family.mk
index b44381586..7f37a7e40 100644
--- a/hw/bsp/stm32f7/family.mk
+++ b/hw/bsp/stm32f7/family.mk
@@ -6,6 +6,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m7
 
 # --------------
 # Compiler Flags
@@ -27,21 +28,12 @@ else
 endif
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m7 \
-  -mfloat-abi=hard \
-  -mfpu=fpv5-d16 \
   -nostdlib -nostartfiles
 
 # mcu driver cause following warnings
-GCC_CFLAGS += -Wno-error=shadow -Wno-error=cast-align
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m7 --fpu VFPv5_D16
-IAR_ASFLAGS += --cpu cortex-m7 --fpu VFPv5_D16
+CFLAGS_GCC += -Wno-error=cast-align
 
 # -----------------
 # Sources & Include
@@ -65,5 +57,9 @@ INC += \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM7/r0p1
+# Startup
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_$(MCU_VARIANT).s
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_$(MCU_VARIANT).s
+
+# Linker
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/$(MCU_VARIANT)_flash.icf
diff --git a/hw/bsp/stm32f7/boards/stlinkv3mini/stm32f7xx_hal_conf.h b/hw/bsp/stm32f7/stm32f7xx_hal_conf.h
index 581f0e46a..581f0e46a 100644
--- a/hw/bsp/stm32f7/boards/stlinkv3mini/stm32f7xx_hal_conf.h
+++ b/hw/bsp/stm32f7/stm32f7xx_hal_conf.h
diff --git a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.cmake b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.cmake
index 1ebf8a700..8874b0526 100644
--- a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.cmake
+++ b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.cmake
@@ -1,15 +1,10 @@
-#set(MCU_VARIANT MIMXRT1011)
-set(JLINK_DEVICE STM32G0B1RE)
+set(MCU_VARIANT stm32g0b1xx)
+set(JLINK_DEVICE stm32g0b1re)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32G0B1RETx_FLASH.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/stm32g0b1xx_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_stm32g0b1xx.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_stm32g0b1xx.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
     STM32G0B1xx
-    #HSE_VALUE=8000000U
     )
 endfunction()
diff --git a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk
index 50f282b09..6a6078d5f 100644
--- a/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk
+++ b/hw/bsp/stm32g0/boards/stm32g0b1nucleo/board.mk
@@ -2,12 +2,12 @@ CFLAGS += \
 	-DSTM32G0B1xx
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32g0b1xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32G0B1RETx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32g0b1xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32G0B1RETx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32g0b1xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32g0b1xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32g0b1xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32g0b1xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32g0b1re
diff --git a/hw/bsp/stm32g0/family.cmake b/hw/bsp/stm32g0/family.cmake
index 1381eaa5f..f7b665090 100644
--- a/hw/bsp/stm32g0/family.cmake
+++ b/hw/bsp/stm32g0/family.cmake
@@ -34,6 +34,11 @@ endif ()
 # only need to be built ONCE for all examples
 function(add_board_target BOARD_TARGET)
   if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+
     add_library(${BOARD_TARGET} STATIC
       ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
       ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
@@ -79,8 +84,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -100,7 +105,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_STM32G0)
+  family_add_tinyusb(${TARGET} OPT_MCU_STM32G0 ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
     ${TOP}/src/portable/st/typec/typec_stm32.c
@@ -114,16 +119,3 @@ function(family_configure_example TARGET)
   family_flash_stlink(${TARGET})
   #family_flash_jlink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/stm32g0/family.mk b/hw/bsp/stm32g0/family.mk
index 76f59fc34..412c73291 100644
--- a/hw/bsp/stm32g0/family.mk
+++ b/hw/bsp/stm32g0/family.mk
@@ -5,6 +5,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 # --------------
 # Compiler Flags
@@ -13,20 +14,12 @@ CFLAGS += \
   -DCFG_TUSB_MCU=OPT_MCU_STM32G0
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles
 
 # suppress warning caused by vendor mcu driver
-GCC_CFLAGS += -Wno-error=cast-align
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m0
-IAR_ASFLAGS += --cpu cortex-m0
+CFLAGS_GCC += -Wno-error=cast-align
 
 # -----------------
 # Sources & Include
@@ -50,8 +43,5 @@ INC += \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.cmake b/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.cmake
index 9b72672ea..7a276b20d 100644
--- a/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.cmake
+++ b/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32g474xx)
 set(JLINK_DEVICE stm32g474re)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32G474RETx_FLASH.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.mk b/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.mk
index 75cd9d8f5..6266b3ccc 100644
--- a/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.mk
+++ b/hw/bsp/stm32g4/boards/b_g474e_dpow1/board.mk
@@ -1,13 +1,10 @@
+MCU_VARIANT = stm32g474xx
+
 CFLAGS += \
 	-DSTM32G474xx \
 
-# GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32g474xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32G474RETx_FLASH.ld
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32g474xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32g474xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32G474RETx_FLASH.ld
 
 # For flash-jlink target
 JLINK_DEVICE = stm32g474re
diff --git a/hw/bsp/stm32g4/boards/stm32g474nucleo/board.cmake b/hw/bsp/stm32g4/boards/stm32g474nucleo/board.cmake
index 88cd616b3..11c76863f 100644
--- a/hw/bsp/stm32g4/boards/stm32g474nucleo/board.cmake
+++ b/hw/bsp/stm32g4/boards/stm32g474nucleo/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32g474xx)
 set(JLINK_DEVICE stm32g474re)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32G474RETx_FLASH.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32g4/boards/stm32g474nucleo/board.mk b/hw/bsp/stm32g4/boards/stm32g474nucleo/board.mk
index 2f6ec0ed6..dc46af1d1 100644
--- a/hw/bsp/stm32g4/boards/stm32g474nucleo/board.mk
+++ b/hw/bsp/stm32g4/boards/stm32g474nucleo/board.mk
@@ -1,14 +1,11 @@
+MCU_VARIANT = stm32g474xx
+
 CFLAGS += \
 	-DSTM32G474xx \
 	-DHSE_VALUE=24000000
 
-# GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32g474xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32G474RETx_FLASH.ld
-
-# IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32g474xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32g474xx_flash.icf
+# Linker
+LD_FILE_GCC = $(BOARD_PATH)/STM32G474RETx_FLASH.ld
 
 # For flash-jlink target
 JLINK_DEVICE = stm32g474re
diff --git a/hw/bsp/stm32g4/family.cmake b/hw/bsp/stm32g4/family.cmake
index 45525c744..3c7633d64 100644
--- a/hw/bsp/stm32g4/family.cmake
+++ b/hw/bsp/stm32g4/family.cmake
@@ -34,6 +34,11 @@ endif ()
 # only need to be built ONCE for all examples
 function(add_board_target BOARD_TARGET)
   if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+
     add_library(${BOARD_TARGET} STATIC
       ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
       ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
@@ -79,8 +84,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -100,7 +105,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_STM32G4)
+  family_add_tinyusb(${TARGET} OPT_MCU_STM32G4 ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
     ${TOP}/src/portable/st/typec/typec_stm32.c
@@ -114,16 +119,3 @@ function(family_configure_example TARGET)
   family_flash_stlink(${TARGET})
   family_flash_jlink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/stm32g4/family.mk b/hw/bsp/stm32g4/family.mk
index a4b644245..2efe91449 100644
--- a/hw/bsp/stm32g4/family.mk
+++ b/hw/bsp/stm32g4/family.mk
@@ -6,6 +6,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 # --------------
 # Compiler Flags
@@ -14,21 +15,12 @@ CFLAGS += \
   -DCFG_TUSB_MCU=OPT_MCU_STM32G4
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
 
 # suppress warning caused by vendor mcu driver
-GCC_CFLAGS += -Wno-error=cast-align
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m4 --fpu VFPv4
-IAR_ASFLAGS += --cpu cortex-m4 --fpu VFPv4
+CFLAGS_GCC += -Wno-error=cast-align
 
 # -----------------
 # Sources & Include
@@ -53,8 +45,12 @@ INC += \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
+# Startup
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_$(MCU_VARIANT).s
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_$(MCU_VARIANT).s
+
+# Linker
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/$(MCU_VARIANT)_flash.icf
 
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32h7/boards/daisyseed/board.cmake b/hw/bsp/stm32h7/boards/daisyseed/board.cmake
index 9fac51128..4811c97e8 100644
--- a/hw/bsp/stm32h7/boards/daisyseed/board.cmake
+++ b/hw/bsp/stm32h7/boards/daisyseed/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32h750xx)
 set(JLINK_DEVICE stm32h750ibk6_m7)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/stm32h750ibkx_flash.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32h7/boards/daisyseed/board.mk b/hw/bsp/stm32h7/boards/daisyseed/board.mk
index d53782496..da2eb4433 100644
--- a/hw/bsp/stm32h7/boards/daisyseed/board.mk
+++ b/hw/bsp/stm32h7/boards/daisyseed/board.mk
@@ -4,12 +4,12 @@ CFLAGS += -DSTM32H750xx -DCORE_CM7 -DHSE_VALUE=16000000
 PORT ?= 0
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h750xx.s
-GCC_LD_FILE = $(BOARD_PATH)/stm32h750ibkx_flash.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h750xx.s
+LD_FILE_GCC = $(BOARD_PATH)/stm32h750ibkx_flash.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h750xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h750xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h750xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h750xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32h750ibk6_m7
diff --git a/hw/bsp/stm32h7/boards/stm32h723nucleo/board.cmake b/hw/bsp/stm32h7/boards/stm32h723nucleo/board.cmake
index ac1acd346..b7d133dfa 100644
--- a/hw/bsp/stm32h7/boards/stm32h723nucleo/board.cmake
+++ b/hw/bsp/stm32h7/boards/stm32h723nucleo/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32h723xx)
 set(JLINK_DEVICE stm32h723zg)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/../../linker/${MCU_VARIANT}_flash.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32h7/boards/stm32h723nucleo/board.mk b/hw/bsp/stm32h7/boards/stm32h723nucleo/board.mk
index 9cf241df8..57a316f41 100644
--- a/hw/bsp/stm32h7/boards/stm32h723nucleo/board.mk
+++ b/hw/bsp/stm32h7/boards/stm32h723nucleo/board.mk
@@ -4,12 +4,12 @@ CFLAGS += -DSTM32H723xx -DHSE_VALUE=8000000
 PORT ?= 0
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h723xx.s
-GCC_LD_FILE =  $(FAMILY_PATH)/linker/stm32h723xx_flash.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h723xx.s
+LD_FILE_GCC =  $(FAMILY_PATH)/linker/stm32h723xx_flash.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h723xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h723xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h723xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h723xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32h723zg
diff --git a/hw/bsp/stm32h7/boards/stm32h743eval/board.cmake b/hw/bsp/stm32h7/boards/stm32h743eval/board.cmake
index 2cd2a4bac..a28aa87bd 100644
--- a/hw/bsp/stm32h7/boards/stm32h743eval/board.cmake
+++ b/hw/bsp/stm32h7/boards/stm32h743eval/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32h743xx)
 set(JLINK_DEVICE stm32h743xi)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/../../linker/${MCU_VARIANT}_flash.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32h7/boards/stm32h743eval/board.mk b/hw/bsp/stm32h7/boards/stm32h743eval/board.mk
index 558e943b4..36882a0e5 100644
--- a/hw/bsp/stm32h7/boards/stm32h743eval/board.mk
+++ b/hw/bsp/stm32h7/boards/stm32h743eval/board.mk
@@ -5,12 +5,12 @@ PORT ?= 1
 SPEED ?= high
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h743xx.s
-GCC_LD_FILE = $(FAMILY_PATH)/linker/stm32h743xx_flash.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h743xx.s
+LD_FILE_GCC = $(FAMILY_PATH)/linker/stm32h743xx_flash.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h743xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h743xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h743xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h743xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32h743xi
diff --git a/hw/bsp/stm32h7/boards/stm32h743nucleo/board.cmake b/hw/bsp/stm32h7/boards/stm32h743nucleo/board.cmake
index 9d5f09be4..f1532a95f 100644
--- a/hw/bsp/stm32h7/boards/stm32h743nucleo/board.cmake
+++ b/hw/bsp/stm32h7/boards/stm32h743nucleo/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32h743xx)
 set(JLINK_DEVICE stm32h743xi)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/../../linker/${MCU_VARIANT}_flash.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32h7/boards/stm32h743nucleo/board.mk b/hw/bsp/stm32h7/boards/stm32h743nucleo/board.mk
index 0bff0940e..f641b77aa 100644
--- a/hw/bsp/stm32h7/boards/stm32h743nucleo/board.mk
+++ b/hw/bsp/stm32h7/boards/stm32h743nucleo/board.mk
@@ -4,12 +4,12 @@ CFLAGS += -DSTM32H743xx -DHSE_VALUE=8000000
 PORT ?= 0
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h743xx.s
-GCC_LD_FILE = $(FAMILY_PATH)/linker/stm32h743xx_flash.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h743xx.s
+LD_FILE_GCC = $(FAMILY_PATH)/linker/stm32h743xx_flash.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h743xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h743xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h743xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h743xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32h743zi
diff --git a/hw/bsp/stm32h7/boards/stm32h745disco/board.cmake b/hw/bsp/stm32h7/boards/stm32h745disco/board.cmake
index 46744df49..f1313d54e 100644
--- a/hw/bsp/stm32h7/boards/stm32h745disco/board.cmake
+++ b/hw/bsp/stm32h7/boards/stm32h745disco/board.cmake
@@ -4,9 +4,6 @@ set(JLINK_DEVICE stm32h745xi_m7)
 set(LD_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/linker/${MCU_VARIANT}_flash_CM7.ld)
 set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash_CM7.icf)
 
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
-
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
     STM32H745xx
diff --git a/hw/bsp/stm32h7/boards/stm32h745disco/board.mk b/hw/bsp/stm32h7/boards/stm32h745disco/board.mk
index 86347ade7..9c3615f05 100644
--- a/hw/bsp/stm32h7/boards/stm32h745disco/board.mk
+++ b/hw/bsp/stm32h7/boards/stm32h745disco/board.mk
@@ -7,12 +7,12 @@ CFLAGS += -DSTM32H745xx -DCORE_CM7 -DHSE_VALUE=25000000
 PORT ?= 0
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h745xx.s
-GCC_LD_FILE = $(ST_CMSIS)/Source/Templates/gcc/linker/stm32h745xx_flash_CM7.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h745xx.s
+LD_FILE_GCC = $(ST_CMSIS)/Source/Templates/gcc/linker/stm32h745xx_flash_CM7.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h745xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h745xx_flash_CM7.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h745xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h745xx_flash_CM7.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32h745xi_m7
diff --git a/hw/bsp/stm32h7/boards/waveshare_openh743i/board.cmake b/hw/bsp/stm32h7/boards/waveshare_openh743i/board.cmake
index 033d3a9f2..83c8d4833 100644
--- a/hw/bsp/stm32h7/boards/waveshare_openh743i/board.cmake
+++ b/hw/bsp/stm32h7/boards/waveshare_openh743i/board.cmake
@@ -2,10 +2,6 @@ set(MCU_VARIANT stm32h743xx)
 set(JLINK_DEVICE stm32h743xi)
 
 set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/../../linker/${MCU_VARIANT}_flash.ld)
-set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
-
-set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
-set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32h7/boards/waveshare_openh743i/board.mk b/hw/bsp/stm32h7/boards/waveshare_openh743i/board.mk
index 9997faff9..cea4bfacb 100644
--- a/hw/bsp/stm32h7/boards/waveshare_openh743i/board.mk
+++ b/hw/bsp/stm32h7/boards/waveshare_openh743i/board.mk
@@ -10,12 +10,12 @@ SRC_C += \
   $(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_tim_ex.c
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h743xx.s
-GCC_LD_FILE = $(FAMILY_PATH)/linker/stm32h743xx_flash.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32h743xx.s
+LD_FILE_GCC = $(FAMILY_PATH)/linker/stm32h743xx_flash.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h743xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h743xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32h743xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32h743xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32h743ii
diff --git a/hw/bsp/stm32h7/family.cmake b/hw/bsp/stm32h7/family.cmake
index f04a768a5..1a8c4354c 100644
--- a/hw/bsp/stm32h7/family.cmake
+++ b/hw/bsp/stm32h7/family.cmake
@@ -34,6 +34,14 @@ endif ()
 # only need to be built ONCE for all examples
 function(add_board_target BOARD_TARGET)
   if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+
+    if(NOT DEFINED LD_FILE_IAR)
+      set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+    endif()
+
     add_library(${BOARD_TARGET} STATIC
       ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
       ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
@@ -81,8 +89,8 @@ endfunction()
 #------------------------------------
 # Functions
 #------------------------------------
-function(family_configure_example TARGET)
-  family_configure_common(${TARGET})
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
 
   # Board target
   add_board_target(board_${BOARD})
@@ -102,7 +110,7 @@ function(family_configure_example TARGET)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_STM32H7)
+  family_add_tinyusb(${TARGET} OPT_MCU_STM32H7 ${RTOS})
   target_sources(${TARGET}-tinyusb PUBLIC
     ${TOP}/src/portable/synopsys/dwc2/dcd_dwc2.c
     )
@@ -115,16 +123,3 @@ function(family_configure_example TARGET)
   family_flash_stlink(${TARGET})
   family_flash_jlink(${TARGET})
 endfunction()
-
-
-function(family_configure_device_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_host_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
-
-function(family_configure_dual_usb_example TARGET)
-  family_configure_example(${TARGET})
-endfunction()
diff --git a/hw/bsp/stm32h7/family.mk b/hw/bsp/stm32h7/family.mk
index c11240207..a1ff26d0b 100644
--- a/hw/bsp/stm32h7/family.mk
+++ b/hw/bsp/stm32h7/family.mk
@@ -6,6 +6,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m7
 
 # --------------
 # Compiler Flags
@@ -27,21 +28,12 @@ else
 endif
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m7 \
-  -mfloat-abi=hard \
-  -mfpu=fpv5-d16 \
   -nostdlib -nostartfiles
 
 # suppress warning caused by vendor mcu driver
-GCC_CFLAGS += -Wno-error=maybe-uninitialized -Wno-error=cast-align -Wno-error=unused-parameter
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m7 --fpu VFPv5_D16
-IAR_ASFLAGS += --cpu cortex-m7 --fpu VFPv5_D16
+CFLAGS_GCC += -Wno-error=maybe-uninitialized -Wno-error=cast-align -Wno-error=unused-parameter
 
 # -----------------
 # Sources & Include
@@ -66,6 +58,3 @@ INC += \
 	$(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM7/r0p1
diff --git a/hw/bsp/stm32l0/family.mk b/hw/bsp/stm32l0/family.mk
index f069ae8f0..43f567b50 100644
--- a/hw/bsp/stm32l0/family.mk
+++ b/hw/bsp/stm32l0/family.mk
@@ -8,13 +8,10 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m0plus
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m0plus \
-  -mfloat-abi=soft \
   -nostdlib -nostartfiles \
   -DCFG_EXAMPLE_MSC_READONLY \
   -DCFG_EXAMPLE_VIDEO_READONLY \
@@ -42,6 +39,3 @@ INC += \
   $(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
   $(TOP)/$(ST_CMSIS)/Include \
   $(TOP)/$(ST_HAL_DRIVER)/Inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
diff --git a/hw/bsp/stm32l4/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/stm32l4/FreeRTOSConfig/FreeRTOSConfig.h
new file mode 100644
index 000000000..e6a735ddd
--- /dev/null
+++ b/hw/bsp/stm32l4/FreeRTOSConfig/FreeRTOSConfig.h
@@ -0,0 +1,165 @@
+/*
+ * FreeRTOS Kernel V10.0.0
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software. If you wish to use our Amazon
+ * FreeRTOS name, please do so in a fair use way that does not cause confusion.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+// skip if included from IAR assembler
+#ifndef __IASMARM__
+  #include "stm32l4xx.h"
+#endif
+
+/* Cortex M23/M33 port configuration. */
+#define configENABLE_MPU                        0
+#define configENABLE_FPU                        1
+#define configENABLE_TRUSTZONE                  0
+#define configMINIMAL_SECURE_STACK_SIZE         (1024)
+
+#define configUSE_PREEMPTION                    1
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
+#define configCPU_CLOCK_HZ                      SystemCoreClock
+#define configTICK_RATE_HZ                      ( 1000 )
+#define configMAX_PRIORITIES                    ( 5 )
+#define configMINIMAL_STACK_SIZE                ( 128 )
+#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
+#define configMAX_TASK_NAME_LEN                 16
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configQUEUE_REGISTRY_SIZE               2
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     1
+#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
+
+#define configSUPPORT_STATIC_ALLOCATION         0
+#define configSUPPORT_DYNAMIC_ALLOCATION        1
+
+/* Hook function related definitions. */
+#define configUSE_IDLE_HOOK                    0
+#define configUSE_TICK_HOOK                    0
+#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
+#define configCHECK_FOR_STACK_OVERFLOW         2
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS          0
+#define configRECORD_STACK_HIGH_ADDRESS        1
+#define configUSE_TRACE_FACILITY               1 // legacy trace
+#define configUSE_STATS_FORMATTING_FUNCTIONS   0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                  0
+#define configMAX_CO_ROUTINE_PRIORITIES        2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                       1
+#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
+#define configTIMER_QUEUE_LENGTH               32
+#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
+
+/* Optional functions - most linkers will remove unused functions anyway. */
+#define INCLUDE_vTaskPrioritySet               0
+#define INCLUDE_uxTaskPriorityGet              0
+#define INCLUDE_vTaskDelete                    0
+#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
+#define INCLUDE_xResumeFromISR                 0
+#define INCLUDE_vTaskDelayUntil                1
+#define INCLUDE_vTaskDelay                     1
+#define INCLUDE_xTaskGetSchedulerState         0
+#define INCLUDE_xTaskGetCurrentTaskHandle      1
+#define INCLUDE_uxTaskGetStackHighWaterMark    0
+#define INCLUDE_xTaskGetIdleTaskHandle         0
+#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
+#define INCLUDE_pcTaskGetTaskName              0
+#define INCLUDE_eTaskGetState                  0
+#define INCLUDE_xEventGroupSetBitFromISR       0
+#define INCLUDE_xTimerPendFunctionCall         0
+
+/* Define to trap errors during development. */
+// Halt CPU (breakpoint) when hitting error, only apply for Cortex M3, M4, M7
+#if defined(__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__)
+  #define configASSERT(_exp) \
+    do {\
+      if ( !(_exp) ) { \
+        volatile uint32_t* ARM_CM_DHCSR =  ((volatile uint32_t*) 0xE000EDF0UL); /* Cortex M CoreDebug->DHCSR */ \
+        if ( (*ARM_CM_DHCSR) & 1UL ) {  /* Only halt mcu if debugger is attached */ \
+          taskDISABLE_INTERRUPTS(); \
+           __asm("BKPT #0\n"); \
+        }\
+      }\
+    } while(0)
+#else
+  #define configASSERT( x )
+#endif
+
+/* FreeRTOS hooks to NVIC vectors */
+#define xPortPendSVHandler    PendSV_Handler
+#define xPortSysTickHandler   SysTick_Handler
+#define vPortSVCHandler       SVC_Handler
+
+//--------------------------------------------------------------------+
+// Interrupt nesting behavior configuration.
+//--------------------------------------------------------------------+
+
+// For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
+#define configPRIO_BITS       4
+
+/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
+#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
+
+/* The highest interrupt priority that can be used by any interrupt service
+routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
+INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
+PRIORITY THAN THIS! (higher priorities are lower numeric values. */
+#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
+
+/* Interrupt priorities used by the kernel port layer itself.  These are generic
+to all Cortex-M ports, and do not rely on any particular library functions. */
+#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
+See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+#endif
diff --git a/hw/bsp/stm32l4/boards/stm32l412nucleo/board.cmake b/hw/bsp/stm32l4/boards/stm32l412nucleo/board.cmake
new file mode 100644
index 000000000..e979a7378
--- /dev/null
+++ b/hw/bsp/stm32l4/boards/stm32l412nucleo/board.cmake
@@ -0,0 +1,10 @@
+set(MCU_VARIANT stm32l412xx)
+set(JLINK_DEVICE stm32l412kb)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32L412KBUx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32L412xx
+    )
+endfunction()
diff --git a/hw/bsp/stm32l4/boards/stm32l412nucleo/board.mk b/hw/bsp/stm32l4/boards/stm32l412nucleo/board.mk
index 854397fc8..87b333500 100644
--- a/hw/bsp/stm32l4/boards/stm32l412nucleo/board.mk
+++ b/hw/bsp/stm32l4/boards/stm32l412nucleo/board.mk
@@ -2,12 +2,12 @@ CFLAGS += \
   -DSTM32L412xx \
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l412xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32L412KBUx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l412xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32L412KBUx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l412xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l412xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l412xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l412xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32l412kb
diff --git a/hw/bsp/stm32l4/boards/stm32l476disco/board.cmake b/hw/bsp/stm32l4/boards/stm32l476disco/board.cmake
new file mode 100644
index 000000000..4ade0a5c9
--- /dev/null
+++ b/hw/bsp/stm32l4/boards/stm32l476disco/board.cmake
@@ -0,0 +1,10 @@
+set(MCU_VARIANT stm32l476xx)
+set(JLINK_DEVICE stm32l476vg)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32L476VGTx_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32L476xx
+    )
+endfunction()
diff --git a/hw/bsp/stm32l4/boards/stm32l476disco/board.mk b/hw/bsp/stm32l4/boards/stm32l476disco/board.mk
index 125f1f106..3ba9ab444 100644
--- a/hw/bsp/stm32l4/boards/stm32l476disco/board.mk
+++ b/hw/bsp/stm32l4/boards/stm32l476disco/board.mk
@@ -2,12 +2,12 @@ CFLAGS += \
   -DSTM32L476xx \
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l476xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32L476VGTx_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l476xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32L476VGTx_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l476xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l476xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l476xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l476xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32l476vg
diff --git a/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.cmake b/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.cmake
new file mode 100644
index 000000000..ead241e32
--- /dev/null
+++ b/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.cmake
@@ -0,0 +1,10 @@
+set(MCU_VARIANT stm32l4p5xx)
+set(JLINK_DEVICE stm32l4p5zg)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32L4P5ZGTX_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32L4P5xx
+    )
+endfunction()
diff --git a/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.mk b/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.mk
index 11edcd9a8..84f831878 100644
--- a/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.mk
+++ b/hw/bsp/stm32l4/boards/stm32l4p5nucleo/board.mk
@@ -2,12 +2,12 @@ CFLAGS += \
   -DSTM32L4P5xx \
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l4p5xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32L4P5ZGTX_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l4p5xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32L4P5ZGTX_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l4p5xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l4p5xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l4p5xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l4p5xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32l4p5zg
diff --git a/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.cmake b/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.cmake
new file mode 100644
index 000000000..d4bbe6a94
--- /dev/null
+++ b/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.cmake
@@ -0,0 +1,11 @@
+set(MCU_VARIANT stm32l4r5xx)
+set(JLINK_DEVICE stm32l4r5zi)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32L4RXxI_FLASH.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    STM32L4R5xx
+    HSE_VALUE=8000000
+    )
+endfunction()
diff --git a/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.mk b/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.mk
index 6dca88a8b..ad5bfba38 100644
--- a/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.mk
+++ b/hw/bsp/stm32l4/boards/stm32l4r5nucleo/board.mk
@@ -3,12 +3,12 @@ CFLAGS += \
   -DSTM32L4R5xx \
 
 # GCC
-GCC_SRC_S += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l4r5xx.s
-GCC_LD_FILE = $(BOARD_PATH)/STM32L4RXxI_FLASH.ld
+SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l4r5xx.s
+LD_FILE_GCC = $(BOARD_PATH)/STM32L4RXxI_FLASH.ld
 
 # IAR
-IAR_SRC_S += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l4r5xx.s
-IAR_LD_FILE = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l4r5xx_flash.icf
+SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l4r5xx.s
+LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l4r5xx_flash.icf
 
 # For flash-jlink target
 JLINK_DEVICE = stm32l4r5zi
diff --git a/hw/bsp/stm32l4/family.cmake b/hw/bsp/stm32l4/family.cmake
new file mode 100644
index 000000000..da017cdde
--- /dev/null
+++ b/hw/bsp/stm32l4/family.cmake
@@ -0,0 +1,123 @@
+include_guard()
+
+if (NOT BOARD)
+  message(FATAL_ERROR "BOARD not specified")
+endif ()
+
+set(ST_FAMILY l4)
+set(ST_PREFIX stm32${ST_FAMILY}xx)
+
+set(ST_HAL_DRIVER ${TOP}/hw/mcu/st/stm32${ST_FAMILY}xx_hal_driver)
+set(ST_CMSIS ${TOP}/hw/mcu/st/cmsis_device_${ST_FAMILY})
+set(CMSIS_5 ${TOP}/lib/CMSIS_5)
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+# toolchain set up
+set(CMAKE_SYSTEM_PROCESSOR cortex-m4 CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/tools/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS STM32L4 CACHE INTERNAL "")
+
+# enable LTO if supported
+include(CheckIPOSupported)
+check_ipo_supported(RESULT IPO_SUPPORTED)
+if (IPO_SUPPORTED)
+  set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif ()
+
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (NOT TARGET ${BOARD_TARGET})
+    # Startup & Linker script
+    set(STARTUP_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/startup_${MCU_VARIANT}.s)
+    set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
+    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+
+    add_library(${BOARD_TARGET} STATIC
+      ${ST_CMSIS}/Source/Templates/system_${ST_PREFIX}.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_cortex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_dma.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_gpio.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_pwr.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_pwr_ex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_rcc_ex.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart.c
+      ${ST_HAL_DRIVER}/Src/${ST_PREFIX}_hal_uart_ex.c
+      ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+      )
+    target_include_directories(${BOARD_TARGET} PUBLIC
+      ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+      ${CMSIS_5}/CMSIS/Core/Include
+      ${ST_CMSIS}/Include
+      ${ST_HAL_DRIVER}/Inc
+      )
+    target_compile_options(${BOARD_TARGET} PUBLIC
+      )
+    target_compile_definitions(${BOARD_TARGET} PUBLIC
+      )
+
+    update_board(${BOARD_TARGET})
+
+    if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--script=${LD_FILE_GNU}"
+        -nostartfiles
+        # nanolib
+        --specs=nosys.specs
+        --specs=nano.specs
+        )
+    elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+      target_link_options(${BOARD_TARGET} PUBLIC
+        "LINKER:--config=${LD_FILE_IAR}"
+        )
+    endif ()
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  #---------- Port Specific ----------
+  # These files are built for each example since it depends on example's tusb_config.h
+  target_sources(${TARGET} PUBLIC
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    # family, hw, board
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  # Add TinyUSB target and port source
+  family_add_tinyusb(${TARGET} OPT_MCU_${FAMILY_MCUS} ${RTOS})
+  target_sources(${TARGET}-tinyusb PUBLIC
+    ${TOP}/src/portable/synopsys/dwc2/dcd_dwc2.c
+    ${TOP}/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
+    )
+  target_link_libraries(${TARGET}-tinyusb PUBLIC board_${BOARD})
+
+  # Link dependencies
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD} ${TARGET}-tinyusb)
+
+  # Flashing
+  family_flash_stlink(${TARGET})
+  family_flash_jlink(${TARGET})
+endfunction()
diff --git a/hw/bsp/stm32l4/family.mk b/hw/bsp/stm32l4/family.mk
index 0e84d1af0..c16040887 100644
--- a/hw/bsp/stm32l4/family.mk
+++ b/hw/bsp/stm32l4/family.mk
@@ -5,6 +5,7 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 # --------------
 # Compiler Flags
@@ -13,21 +14,12 @@ CFLAGS += \
   -DCFG_TUSB_MCU=OPT_MCU_STM32L4
 
 # GCC Flags
-GCC_CFLAGS += \
+CFLAGS_GCC += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles
 
 # suppress warning caused by vendor mcu driver
-GCC_CFLAGS += -Wno-error=maybe-uninitialized -Wno-error=cast-align
-
-# IAR Flags
-IAR_CFLAGS += --cpu cortex-m4 --fpu VFPv4
-IAR_ASFLAGS += --cpu cortex-m4 --fpu VFPv4
+CFLAGS_GCC += -Wno-error=maybe-uninitialized -Wno-error=cast-align
 
 # -----------------
 # Sources & Include
@@ -40,11 +32,11 @@ SRC_C += \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_cortex.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_dma.c \
-	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc.c \
-	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc_ex.c \
+	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_gpio.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_pwr.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_pwr_ex.c \
-	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_gpio.c \
+	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc.c \
+	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc_ex.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart.c \
 	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart_ex.c
 
@@ -54,8 +46,5 @@ INC += \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc \
 	$(TOP)/$(BOARD_PATH)
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32u5/family.mk b/hw/bsp/stm32u5/family.mk
index e1c496dee..9174fe96a 100644
--- a/hw/bsp/stm32u5/family.mk
+++ b/hw/bsp/stm32u5/family.mk
@@ -5,21 +5,16 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m33
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m33 \
-  -mfloat-abi=hard \
-  -mfpu=fpv5-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_STM32U5
 
 # suppress warning caused by vendor mcu driver
 CFLAGS += -Wno-error=maybe-uninitialized -Wno-error=cast-align -Wno-error=undef -Wno-error=unused-parameter
 
-#src/portable/st/synopsys/dcd_synopsys.c
 SRC_C += \
 	src/portable/synopsys/dwc2/dcd_dwc2.c \
 	$(ST_CMSIS)/Source/Templates/system_stm32$(ST_FAMILY)xx.c \
@@ -38,8 +33,5 @@ INC += \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc \
 	$(TOP)/$(BOARD_PATH)
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM33_NTZ/non_secure
-
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/stm32wb/family.mk b/hw/bsp/stm32wb/family.mk
index 97210889c..bc3afcaff 100644
--- a/hw/bsp/stm32wb/family.mk
+++ b/hw/bsp/stm32wb/family.mk
@@ -6,14 +6,10 @@ ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
 ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_STM32WB
 
@@ -37,8 +33,5 @@ INC += \
 	$(TOP)/$(ST_CMSIS)/Include \
 	$(TOP)/$(ST_HAL_DRIVER)/Inc
 
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
-
 # flash target using on-board stlink
 flash: flash-stlink
diff --git a/hw/bsp/tm4c123/family.mk b/hw/bsp/tm4c123/family.mk
index 021b47fd3..608c530bb 100644
--- a/hw/bsp/tm4c123/family.mk
+++ b/hw/bsp/tm4c123/family.mk
@@ -1,14 +1,10 @@
 DEPS_SUBMODULES += hw/mcu/ti
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -DCFG_TUSB_MCU=OPT_MCU_TM4C123 \
   -uvectors \
   -DTM4C123GH6PM
@@ -31,6 +27,3 @@ SRC_C += \
 	src/portable/mentor/musb/hcd_musb.c \
 	$(MCU_DIR)/Source/system_TM4C123.c \
 	$(MCU_DIR)/Source/GCC/tm4c123_startup.c
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F
diff --git a/hw/bsp/xmc4000/family.mk b/hw/bsp/xmc4000/family.mk
index 1094f3b72..35c3a58b7 100644
--- a/hw/bsp/xmc4000/family.mk
+++ b/hw/bsp/xmc4000/family.mk
@@ -4,14 +4,10 @@ MCU_DIR = hw/mcu/infineon/mtb-xmclib-cat3
 DEPS_SUBMODULES += $(MCU_DIR)
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= cortex-m4
 
 CFLAGS += \
   -flto \
-  -mthumb \
-  -mabi=aapcs \
-  -mcpu=cortex-m4 \
-  -mfloat-abi=hard \
-  -mfpu=fpv4-sp-d16 \
   -nostdlib -nostartfiles \
   -DCFG_TUSB_MCU=OPT_MCU_XMC4000
 
@@ -27,7 +23,6 @@ SRC_C += \
 	$(MCU_DIR)/XMCLib/src/xmc4_gpio.c \
 	$(MCU_DIR)/XMCLib/src/xmc4_scu.c
 
-
 SRC_S += $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/TOOLCHAIN_GCC_ARM/startup_$(MCU_VARIANT).S
 
 INC += \
@@ -35,6 +30,3 @@ INC += \
 	$(TOP)/$(MCU_DIR)/CMSIS/Core/Include \
 	$(TOP)/$(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Include \
 	$(TOP)/$(MCU_DIR)/XMCLib/inc
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F