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Makefile: Add generic rule for precompiling linker scripts

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Add a general build rule to precompile *.lds.S files to *.ld files.
Remove the custom rules in src/atsamd/Makefile and src/stm32/Makefile.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2019-08-21 12:18:13 -04:00
parent 9c15f00e60
commit 351910c5ac
3 changed files with 12 additions and 18 deletions
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13
src/atsamd/Makefile
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@@ -14,7 +14,9 @@ CFLAGS-$(CONFIG_MACH_SAMD51) += -mcpu=cortex-m4 -Ilib/samd51/samd51a/include
CFLAGS-$(CONFIG_MACH_SAMD51) += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
CFLAGS += $(CFLAGS-y) -D__$(MCU)__ -mthumb -Ilib/cmsis-core
CFLAGS_klipper.elf += -T $(OUT)samd.ld --specs=nano.specs --specs=nosys.specs
CFLAGS_klipper.elf += --specs=nano.specs --specs=nosys.specs
CFLAGS_klipper.elf += -T $(OUT)src/atsamd/samd.ld
$(OUT)klipper.elf: $(OUT)src/atsamd/samd.ld
# Add source files
src-y += atsamd/main.c atsamd/gpio.c generic/crc16_ccitt.c generic/armcm_irq.c
@@ -32,15 +34,6 @@ src-$(CONFIG_MACH_SAMD51) += atsamd/samd51_watchdog.c
src-$(CONFIG_MACH_SAMD51) += atsamd/samd51_clock.c generic/armcm_timer.c
src-$(CONFIG_MACH_SAMD51) += ../lib/samd51/samd51a/gcc/gcc/startup_samd51.c
# Support bootloader offset address
target-y := $(target-y)
$(OUT)samd.ld: src/atsamd/samd.lds.S $(OUT)board-link
@echo " Preprocessing $@"
$(Q)$(CPP) -I$(OUT) -P -MD -MT $@ $< -o $@
$(OUT)klipper.elf: $(OUT)samd.ld
# Build the additional hex and bin output files
target-y += $(OUT)klipper.bin $(OUT)klipper.elf.hex