merge nuc121 and 125

15 files changed, 275 insertions, 194 deletions

diff --git a/hw/bsp/board.c b/hw/bsp/board.c
index a51978479..03d09c353 100644
--- a/hw/bsp/board.c
+++ b/hw/bsp/board.c
@@ -31,7 +31,7 @@
 #ifdef __ICCARM__
   #define sys_write   __write
   #define sys_read    __read
-#elif defined(__MSP430__) || defined(__RX__)
+#elif defined(__MSP430__) || defined(__RX__) || TU_CHECK_MCU(OPT_MCU_NUC121)
   #define sys_write   write
   #define sys_read    read
 #else
diff --git a/hw/bsp/family_support.cmake b/hw/bsp/family_support.cmake
index d8ef79f60..23f63e759 100644
--- a/hw/bsp/family_support.cmake
+++ b/hw/bsp/family_support.cmake
@@ -1,6 +1,7 @@
 include_guard(GLOBAL)
 
 include(CMakePrintHelpers)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 # TOP is path to root directory
 set(TOP "${CMAKE_CURRENT_LIST_DIR}/../..")
@@ -9,13 +10,6 @@ get_filename_component(TOP ${TOP} ABSOLUTE)
 set(UF2CONV_PY ${TOP}/tools/uf2/utils/uf2conv.py)
 
 #-------------------------------------------------------------
-# RTOS
-#-------------------------------------------------------------
-if (NOT DEFINED RTOS)
-  set(RTOS noos CACHE STRING "RTOS")
-endif ()
-
-#-------------------------------------------------------------
 # Toolchain
 # Can be changed via -DTOOLCHAIN=gcc|iar or -DCMAKE_C_COMPILER=
 #-------------------------------------------------------------
@@ -62,8 +56,8 @@ set(WARN_FLAGS_GNU
   -Wunused
   -Wunused-function
   -Wreturn-type
-  -Wredundant-decls
-  -Wmissing-prototypes
+  #-Wredundant-decls
+  #-Wmissing-prototypes
   )
 set(WARN_FLAGS_Clang ${WARN_FLAGS_GNU})
 
@@ -115,8 +109,12 @@ if (NOT NO_WARN_RWX_SEGMENTS_SUPPORTED)
 endif()
 
 #----------------------------------
-# Zephyr
+# RTOS
 #----------------------------------
+if (NOT DEFINED RTOS)
+  set(RTOS noos CACHE STRING "RTOS")
+endif ()
+
 if (RTOS STREQUAL zephyr)
   set(BOARD_ROOT ${TOP}/hw/bsp/${FAMILY})
   set(ZEPHYR_BOARD_ALIASES ${CMAKE_CURRENT_LIST_DIR}/zephyr_board_aliases.cmake)
@@ -540,6 +538,18 @@ function(family_flash_openocd_adi TARGET)
   family_flash_openocd(${TARGET})
 endfunction()
 
+# Add flash openocd-nuvoton target
+# compiled from https://github.com/OpenNuvoton/OpenOCD-Nuvoton
+function(family_flash_openocd_nuvoton TARGET)
+  if (NOT DEFINED OPENOCD)
+    set(OPENOCD $ENV{HOME}/app/OpenOCD-Nuvoton/src/openocd)
+    set(OPENOCD_OPTION2 "-s $ENV{HOME}/app/OpenOCD-Nuvoton/tcl")
+  endif ()
+
+  family_flash_openocd(${TARGET})
+endfunction()
+
+
 # Add flash with https://github.com/ch32-rs/wlink
 function(family_flash_wlink_rs TARGET)
   if (NOT DEFINED WLINK_RS)
diff --git a/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.cmake b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.cmake
new file mode 100644
index 000000000..320ce5a6e
--- /dev/null
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.cmake
@@ -0,0 +1,15 @@
+set(NUC_SERIES nuc121)
+set(JLINK_DEVICE NUC121SC2AE)
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/nuc121_flash.ld)
+
+# Extra StdDriver sources for NUC121
+set(BOARD_SOURCES
+  ${SDK_DIR}/StdDriver/src/fmc.c
+  ${SDK_DIR}/StdDriver/src/sys.c
+  ${SDK_DIR}/StdDriver/src/timer.c
+)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    )
+endfunction()
diff --git a/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.h b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.h
new file mode 100644
index 000000000..73e73d5b3
--- /dev/null
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.h
@@ -0,0 +1,43 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * 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.
+ *
+ * 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.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#define LED_PORT              PB
+#define LED_PIN               4
+#define LED_PIN_IO            PB4
+#define LED_STATE_ON          0
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif
diff --git a/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.mk b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.mk
new file mode 100644
index 000000000..78d2f0ff4
--- /dev/null
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/board.mk
@@ -0,0 +1,14 @@
+NUC_SERIES = nuc121
+JLINK_DEVICE = NUC121SC2AE
+LD_FILE = $(BOARD_PATH)/nuc121_flash.ld
+
+# Extra StdDriver sources for NUC121
+SRC_C += \
+  hw/mcu/nuvoton/nuc121_125/StdDriver/src/fmc.c \
+  hw/mcu/nuvoton/nuc121_125/StdDriver/src/sys.c \
+  hw/mcu/nuvoton/nuc121_125/StdDriver/src/timer.c
+
+# Flash using Nuvoton's openocd fork at https://github.com/OpenNuvoton/OpenOCD-Nuvoton
+# Please compile and install it from github source
+flash: $(BUILD)/$(PROJECT).elf
+	openocd -f interface/nulink.cfg -f target/numicroM0.cfg -c "program $< reset exit"
diff --git a/hw/bsp/nutiny_nuc121s/nuc121_flash.ld b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/nuc121_flash.ld
index 0c599a561..0c599a561 100644
--- a/hw/bsp/nutiny_nuc121s/nuc121_flash.ld
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc121/nuc121_flash.ld
diff --git a/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.cmake b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.cmake
new file mode 100644
index 000000000..d9bbebfba
--- /dev/null
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.cmake
@@ -0,0 +1,8 @@
+set(NUC_SERIES nuc125)
+set(JLINK_DEVICE NUC125SC2AE)
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/nuc125_flash.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    )
+endfunction()
diff --git a/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.h b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.h
new file mode 100644
index 000000000..73e73d5b3
--- /dev/null
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.h
@@ -0,0 +1,43 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * 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.
+ *
+ * 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.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#define LED_PORT              PB
+#define LED_PIN               4
+#define LED_PIN_IO            PB4
+#define LED_STATE_ON          0
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif
diff --git a/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.mk b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.mk
new file mode 100644
index 000000000..04541ab6f
--- /dev/null
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/board.mk
@@ -0,0 +1,8 @@
+NUC_SERIES = nuc125
+JLINK_DEVICE = NUC125SC2AE
+LD_FILE = $(BOARD_PATH)/nuc125_flash.ld
+
+# Flash using Nuvoton's openocd fork at https://github.com/OpenNuvoton/OpenOCD-Nuvoton
+# Please compile and install it from github source
+flash: $(BUILD)/$(PROJECT).elf
+	openocd -f interface/nulink.cfg -f target/numicroM0.cfg -c "program $< reset exit"
diff --git a/hw/bsp/nutiny_nuc125s/nuc125_flash.ld b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/nuc125_flash.ld
index 0c599a561..0c599a561 100644
--- a/hw/bsp/nutiny_nuc125s/nuc125_flash.ld
+++ b/hw/bsp/nuc121_125/boards/nutiny_sdk_nuc125/nuc125_flash.ld
diff --git a/hw/bsp/nutiny_nuc121s/nutiny_nuc121.c b/hw/bsp/nuc121_125/family.c
index 7cb9b2e69..089855207 100644
--- a/hw/bsp/nutiny_nuc121s/nutiny_nuc121.c
+++ b/hw/bsp/nuc121_125/family.c
@@ -25,6 +25,8 @@
  */
 
 #include "bsp/board_api.h"
+#include "board.h"
+
 #include "NuMicro.h"
 #include "clk.h"
 #include "sys.h"
@@ -38,12 +40,8 @@ void USBD_IRQHandler(void)
 }
 
 //--------------------------------------------------------------------+
-// MACRO TYPEDEF CONSTANT ENUM
+// Board Initialization
 //--------------------------------------------------------------------+
-#define LED_PORT              PB
-#define LED_PIN               4
-#define LED_PIN_IO            PB4
-#define LED_STATE_ON          0
 
 void board_init(void)
 {
diff --git a/hw/bsp/nuc121_125/family.cmake b/hw/bsp/nuc121_125/family.cmake
new file mode 100644
index 000000000..42f24c116
--- /dev/null
+++ b/hw/bsp/nuc121_125/family.cmake
@@ -0,0 +1,108 @@
+include_guard()
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+set(SDK_DIR ${TOP}/hw/mcu/nuvoton/nuc121_125)
+set(CMSIS_5 ${TOP}/lib/CMSIS_5)
+
+# toolchain set up
+set(CMAKE_SYSTEM_CPU cortex-m0 CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+set(OPENOCD_OPTION "-f interface/nulink.cfg -f target/numicroM0.cfg")
+
+set(FAMILY_MCUS NUC121 NUC125 CACHE INTERNAL "")
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (TARGET ${BOARD_TARGET})
+    return()
+  endif ()
+
+  set(LD_FILE_Clang ${LD_FILE_GNU})
+  if (NOT DEFINED LD_FILE_${CMAKE_C_COMPILER_ID})
+    message(FATAL_ERROR "LD_FILE_${CMAKE_C_COMPILER_ID} not defined")
+  endif ()
+
+  set(STARTUP_FILE_GNU ${SDK_DIR}/Device/Nuvoton/NUC121/Source/GCC/startup_NUC121.S)
+  set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
+
+  # Common sources for all NUC12x
+  set(COMMON_SOURCES
+    ${SDK_DIR}/Device/Nuvoton/NUC121/Source/system_NUC121.c
+    ${SDK_DIR}/StdDriver/src/clk.c
+    ${SDK_DIR}/StdDriver/src/gpio.c
+    ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+  )
+
+  # Add board-specific sources if defined
+  if(DEFINED BOARD_SOURCES)
+    list(APPEND COMMON_SOURCES ${BOARD_SOURCES})
+  endif()
+
+  add_library(${BOARD_TARGET} STATIC ${COMMON_SOURCES})
+
+  target_include_directories(${BOARD_TARGET} PUBLIC
+    ${SDK_DIR}/Device/Nuvoton/NUC121/Include
+    ${SDK_DIR}/StdDriver/inc
+    ${SDK_DIR}/CMSIS/Include
+  )
+
+  target_compile_definitions(${BOARD_TARGET} PUBLIC
+    __ARM_FEATURE_DSP=0
+    USE_ASSERT=0
+    CFG_EXAMPLE_MSC_READONLY
+  )
+  update_board(${BOARD_TARGET})
+
+  if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_GNU}"
+      --specs=nosys.specs --specs=nano.specs
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_Clang}"
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--config=${LD_FILE_IAR}"
+      )
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  # 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(${TARGET} OPT_MCU_NUC121)
+  target_sources(${TARGET} PUBLIC
+    ${TOP}/src/portable/nuvoton/nuc121/dcd_nuc121.c
+    )
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD})
+
+  family_flash_openocd_nuvoton(${TARGET})
+endfunction()
diff --git a/hw/bsp/nutiny_nuc125s/board.mk b/hw/bsp/nuc121_125/family.mk
index 50b9d866a..c3a72b2f7 100644
--- a/hw/bsp/nutiny_nuc125s/board.mk
+++ b/hw/bsp/nuc121_125/family.mk
@@ -1,3 +1,5 @@
+include $(TOP)/$(BOARD_PATH)/board.mk
+
 CFLAGS += \
   -flto \
   -mthumb \
@@ -8,35 +10,34 @@ CFLAGS += \
   -DCFG_EXAMPLE_MSC_READONLY \
   -DCFG_TUSB_MCU=OPT_MCU_NUC121
 
+CPU_CORE ?= cortex-m0
+
 # mcu driver cause following warnings
 CFLAGS += -Wno-error=redundant-decls
 
-LDFLAGS_GCC += -specs=nosys.specs -specs=nano.specs
+LDFLAGS_GCC += \
+  --specs=nosys.specs --specs=nano.specs
 
 # All source paths should be relative to the top level.
-LD_FILE = hw/bsp/$(BOARD)/nuc125_flash.ld
+# LD_FILE is defined in board.mk
 
+# Common sources for all NUC12x variants
 SRC_C += \
   src/portable/nuvoton/nuc121/dcd_nuc121.c \
   hw/mcu/nuvoton/nuc121_125/Device/Nuvoton/NUC121/Source/system_NUC121.c \
   hw/mcu/nuvoton/nuc121_125/StdDriver/src/clk.c \
   hw/mcu/nuvoton/nuc121_125/StdDriver/src/gpio.c
 
+# Additional sources are added in board.mk if needed (e.g., fmc, sys, timer, uart for NUC121)
+
 SRC_S += \
   hw/mcu/nuvoton/nuc121_125/Device/Nuvoton/NUC121/Source/GCC/startup_NUC121.S
 
 INC += \
   $(TOP)/hw/mcu/nuvoton/nuc121_125/Device/Nuvoton/NUC121/Include \
   $(TOP)/hw/mcu/nuvoton/nuc121_125/StdDriver/inc \
-  $(TOP)/hw/mcu/nuvoton/nuc121_125/CMSIS/Include
+  $(TOP)/hw/mcu/nuvoton/nuc121_125/CMSIS/Include \
+  $(TOP)/$(BOARD_PATH)
 
 # For freeRTOS port source
 FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
-# For flash-jlink target
-JLINK_DEVICE = NUC125SC2AE
-
-# Flash using Nuvoton's openocd fork at https://github.com/OpenNuvoton/OpenOCD-Nuvoton
-# Please compile and install it from github source
-flash: $(BUILD)/$(PROJECT).elf
-	openocd -f interface/nulink.cfg -f target/numicroM0.cfg -c "program $< reset exit"
diff --git a/hw/bsp/nutiny_nuc121s/board.mk b/hw/bsp/nutiny_nuc121s/board.mk
deleted file mode 100644
index 06c47d544..000000000
--- a/hw/bsp/nutiny_nuc121s/board.mk
+++ /dev/null
@@ -1,46 +0,0 @@
-CFLAGS += \
-  -flto \
-  -mthumb \
-  -mabi=aapcs-linux \
-  -mcpu=cortex-m0 \
-  -D__ARM_FEATURE_DSP=0 \
-  -DUSE_ASSERT=0 \
-  -DCFG_EXAMPLE_MSC_READONLY \
-  -DCFG_TUSB_MCU=OPT_MCU_NUC121
-
-# mcu driver cause following warnings
-CFLAGS += -Wno-error=redundant-decls
-
-LDFLAGS_GCC += -specs=nosys.specs -specs=nano.specs
-
-# All source paths should be relative to the top level.
-LD_FILE = hw/bsp/$(BOARD)/nuc121_flash.ld
-
-SRC_C += \
-  src/portable/nuvoton/nuc121/dcd_nuc121.c \
-  hw/mcu/nuvoton/nuc121_125/Device/Nuvoton/NUC121/Source/system_NUC121.c \
-  hw/mcu/nuvoton/nuc121_125/StdDriver/src/clk.c \
-  hw/mcu/nuvoton/nuc121_125/StdDriver/src/fmc.c \
-  hw/mcu/nuvoton/nuc121_125/StdDriver/src/gpio.c \
-  hw/mcu/nuvoton/nuc121_125/StdDriver/src/sys.c \
-  hw/mcu/nuvoton/nuc121_125/StdDriver/src/timer.c \
-  hw/mcu/nuvoton/nuc121_125/StdDriver/src/uart.c
-
-SRC_S += \
-  hw/mcu/nuvoton/nuc121_125/Device/Nuvoton/NUC121/Source/GCC/startup_NUC121.S
-
-INC += \
-  $(TOP)/hw/mcu/nuvoton/nuc121_125/Device/Nuvoton/NUC121/Include \
-  $(TOP)/hw/mcu/nuvoton/nuc121_125/StdDriver/inc \
-  $(TOP)/hw/mcu/nuvoton/nuc121_125/CMSIS/Include
-
-# For freeRTOS port source
-FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0
-
-# For flash-jlink target
-JLINK_DEVICE = NUC121SC2AE
-
-# Flash using Nuvoton's openocd fork at https://github.com/OpenNuvoton/OpenOCD-Nuvoton
-# Please compile and install it from github source
-flash: $(BUILD)/$(PROJECT).elf
-	openocd -f interface/nulink.cfg -f target/numicroM0.cfg -c "program $< reset exit"
diff --git a/hw/bsp/nutiny_nuc125s/nutiny_nuc125.c b/hw/bsp/nutiny_nuc125s/nutiny_nuc125.c
deleted file mode 100644
index 7cb9b2e69..000000000
--- a/hw/bsp/nutiny_nuc125s/nutiny_nuc125.c
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Ha Thach (tinyusb.org)
- *
- * 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.
- *
- * 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.
- *
- * This file is part of the TinyUSB stack.
- */
-
-#include "bsp/board_api.h"
-#include "NuMicro.h"
-#include "clk.h"
-#include "sys.h"
-
-//--------------------------------------------------------------------+
-// Forward USB interrupt events to TinyUSB IRQ Handler
-//--------------------------------------------------------------------+
-void USBD_IRQHandler(void)
-{
-  tud_int_handler(0);
-}
-
-//--------------------------------------------------------------------+
-// MACRO TYPEDEF CONSTANT ENUM
-//--------------------------------------------------------------------+
-#define LED_PORT              PB
-#define LED_PIN               4
-#define LED_PIN_IO            PB4
-#define LED_STATE_ON          0
-
-void board_init(void)
-{
-  /* Unlock protected registers */
-  SYS_UnlockReg();
-
-  /*---------------------------------------------------------------------------------------------------------*/
-  /* Init System Clock                                                                                       */
-  /*---------------------------------------------------------------------------------------------------------*/
-
-  /* Enable Internal HIRC 48 MHz clock */
-  CLK_EnableXtalRC(CLK_PWRCTL_HIRCEN);
-
-  /* Waiting for Internal RC clock ready */
-  CLK_WaitClockReady(CLK_STATUS_HIRCSTB_Msk);
-
-  /* Switch HCLK clock source to Internal HIRC and HCLK source divide 1 */
-  CLK_SetHCLK(CLK_CLKSEL0_HCLKSEL_HIRC, CLK_CLKDIV0_HCLK(1));
-
-  /* Enable module clock */
-  CLK_EnableModuleClock(USBD_MODULE);
-
-  /* Select module clock source */
-  CLK_SetModuleClock(USBD_MODULE, CLK_CLKSEL3_USBDSEL_HIRC, CLK_CLKDIV0_USB(1));
-
-  /* Enable module clock */
-  CLK_EnableModuleClock(USBD_MODULE);
-
-#if CFG_TUSB_OS  == OPT_OS_NONE
-  // 1ms tick timer
-  SysTick_Config(48000000 / 1000);
-#endif
-
-  // LED
-  GPIO_SetMode(LED_PORT, 1 << LED_PIN, GPIO_MODE_OUTPUT);
-}
-
-#if CFG_TUSB_OS  == OPT_OS_NONE
-volatile uint32_t system_ticks = 0;
-void SysTick_Handler (void)
-{
-  system_ticks++;
-}
-
-uint32_t board_millis(void)
-{
-  return system_ticks;
-}
-#endif
-
-//--------------------------------------------------------------------+
-// Board porting API
-//--------------------------------------------------------------------+
-
-void board_led_write(bool state)
-{
-  LED_PIN_IO = (state ? LED_STATE_ON : (1-LED_STATE_ON));
-}
-
-uint32_t board_button_read(void)
-{
-  return 0;
-}
-
-int board_uart_read(uint8_t* buf, int len)
-{
-  (void) buf; (void) len;
-  return 0;
-}
-
-int board_uart_write(void const * buf, int len)
-{
-  (void) buf; (void) len;
-  return 0;
-}