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APP = samd21-demo
USBVID = 239a
USBPID = '001e|801e'
BOSSAC = bossac
SERIAL = $(shell ./find-serial-port $(USBVID) $(USBPID) || echo 'cant-find-serial-port')
OFFSET = 0x2000
.PHONY: all clean cargo-build
all: $(APP).uf2
clean:
rm -f $(APP).uf2
rm -f $(APP).bin
cargo clean
cargo-build:
cargo build
target/thumbv6m-none-eabi/debug/$(APP): cargo-build
$(APP).bin: target/thumbv6m-none-eabi/debug/$(APP)
cargo objcopy --bin $(APP) -- -O binary $(APP).bin
# Requires https://github.com/sajattack/uf2conv-rs.git
%.uf2: %.bin
uf2conv-rs $< --base $(OFFSET) --output $@
flash: $(APP).bin $(SERIAL)
$(BOSSAC) -R -e -w -v -o$(OFFSET) -p$(SERIAL) $<
qemu: target/thumbv6m-none-eabi/debug/$(APP)
qemu-system-arm -d in_asm,int,exec,cpu,guest_errors,unimp -pidfile qemu.pid -cpu cortex-m0 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -s -S -kernel $<
gdb: target/thumbv6m-none-eabi/debug/$(APP)
gdb-multiarch -ex "target remote localhost:1234" -ex "break main" -ex "continue" $<
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