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UF2_FAMILY_ID = 0x55114460
include $(TOP)/$(BOARD_PATH)/board.mk
CPU_CORE ?= cortex-m4
SDK_DIR = hw/mcu/microchip/${SAM_FAMILY}
CFLAGS += \
-flto \
-DCFG_TUSB_MCU=OPT_MCU_SAMD51
# SAM driver is flooded with -Wcast-qual which slow down complication significantly
CFLAGS_SKIP += -Wcast-qual
LDFLAGS += \
-nostdlib -nostartfiles \
--specs=nosys.specs --specs=nano.specs
SRC_C += \
src/portable/microchip/samd/dcd_samd.c \
src/portable/microchip/samd/hcd_samd.c \
${SDK_DIR}/gcc/gcc/startup_${SAM_FAMILY}.c \
${SDK_DIR}/gcc/system_${SAM_FAMILY}.c \
${SDK_DIR}/hpl/gclk/hpl_gclk.c \
${SDK_DIR}/hpl/mclk/hpl_mclk.c \
${SDK_DIR}/hpl/osc32kctrl/hpl_osc32kctrl.c \
${SDK_DIR}/hpl/oscctrl/hpl_oscctrl.c \
${SDK_DIR}/hal/src/hal_atomic.c
INC += \
$(TOP)/$(BOARD_PATH) \
$(TOP)/${SDK_DIR} \
$(TOP)/${SDK_DIR}/config \
$(TOP)/${SDK_DIR}/include \
$(TOP)/${SDK_DIR}/hal/include \
$(TOP)/${SDK_DIR}/hal/utils/include \
$(TOP)/${SDK_DIR}/hpl/port \
$(TOP)/${SDK_DIR}/hri \
$(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
# 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
BOSSAC = bossac
flash-bossac: $(BUILD)/$(PROJECT).bin
@:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyACM0)
$(BOSSAC) --port=$(SERIAL) -U -i --offset=0x4000 -e -w $^ -R
# flash using edbg from https://github.com/ataradov/edbg
flash-edbg: $(BUILD)/$(PROJECT).bin
edbg --verbose -t $(MCU) -pv -f $<
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