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stm32/Makefile: Allow a board to specify its linker sections for FW. 

A board can now use the make variables TEXT0_SECTIONS and TEXT1_SECTIONS to
specify the linker sections that should go in its firmware.  Defaults are
provided which give the existing behaviour.
This commit is contained in:
Damien George 2019-03-04 22:26:55 +11:00
parent 2d644ac455
commit c8bbf2c170
1 changed files with 8 additions and 3 deletions
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11
ports/stm32/Makefile
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@ -490,6 +490,8 @@ TEXT0_ADDR ?= 0x08000000
ifeq ($(TEXT1_ADDR),)
# No TEXT1_ADDR given so put all firmware at TEXT0_ADDR location
TEXT0_SECTIONS ?= .isr_vector .text .data
deploy-stlink: $(BUILD)/firmware.dfu
$(ECHO) "Writing $(BUILD)/firmware.bin to the board via ST-LINK"
$(Q)$(STFLASH) write $(BUILD)/firmware.bin $(TEXT0_ADDR)
@ -500,12 +502,15 @@ deploy-openocd: $(BUILD)/firmware.dfu
$(BUILD)/firmware.dfu: $(BUILD)/firmware.elf
$(ECHO) "Create $@"
$(Q)$(OBJCOPY) -O binary -j .isr_vector -j .text -j .data $^ $(BUILD)/firmware.bin
$(Q)$(OBJCOPY) -O binary $(addprefix -j ,$(TEXT0_SECTIONS)) $^ $(BUILD)/firmware.bin
$(Q)$(PYTHON) $(DFU) -b $(TEXT0_ADDR):$(BUILD)/firmware.bin $@
else
# TEXT0_ADDR and TEXT1_ADDR are specified so split firmware between these locations
TEXT0_SECTIONS ?= .isr_vector
TEXT1_SECTIONS ?= .text .data
deploy-stlink: $(BUILD)/firmware.dfu
$(ECHO) "Writing $(BUILD)/firmware0.bin to the board via ST-LINK"
$(Q)$(STFLASH) write $(BUILD)/firmware0.bin $(TEXT0_ADDR)
@ -518,8 +523,8 @@ deploy-openocd: $(BUILD)/firmware.dfu
$(BUILD)/firmware.dfu: $(BUILD)/firmware.elf
$(ECHO) "GEN $@"
$(Q)$(OBJCOPY) -O binary -j .isr_vector $^ $(BUILD)/firmware0.bin
$(Q)$(OBJCOPY) -O binary -j .text -j .data $^ $(BUILD)/firmware1.bin
$(Q)$(OBJCOPY) -O binary $(addprefix -j ,$(TEXT0_SECTIONS)) $^ $(BUILD)/firmware0.bin
$(Q)$(OBJCOPY) -O binary $(addprefix -j ,$(TEXT1_SECTIONS)) $^ $(BUILD)/firmware1.bin
$(Q)$(PYTHON) $(DFU) -b $(TEXT0_ADDR):$(BUILD)/firmware0.bin -b $(TEXT1_ADDR):$(BUILD)/firmware1.bin $@
endif