Add bootloader for A/B update support
This commit is contained in:
@ -16,9 +16,21 @@ set(CMAKE_CXX_FLAGS "${COMMON_FLAGS}")
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_CXX_STANDARD 20)
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set(COMMON_LINKER_FLAGS "-specs=nosys.specs -T${CMAKE_SOURCE_DIR}/STM32F103RCTx_FLASH.ld -lc -lm -lnosys -lstdc++ -Wl,--gc-sections -Wl,-Map=${CMAKE_BINARY_DIR}/hover.map,--cref")
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set(CMAKE_EXE_LINKER_FLAGS "${COMMON_LINKER_FLAGS}")
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set(CMAKE_SHARED_LINKER_FLAGS "${COMMON_LINKER_FLAGS}")
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set(A_FIRMWARE_LINKER_FLAGS "-T${CMAKE_SOURCE_DIR}/STM32F103RCTx_FLASH_a.ld")
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set(B_FIRMWARE_LINKER_FLAGS "-T${CMAKE_SOURCE_DIR}/STM32F103RCTx_FLASH_b.ld")
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set(AB_BOOT_FIRMWARE_LINKER_FLAGS "-T${CMAKE_SOURCE_DIR}/ab_boot/STM32F103RCTx_FLASH_boot.ld")
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set(COMMON_LINKER_FLAGS -specs=nosys.specs -lc -lm -lnosys -lstdc++ -Wl,--gc-sections "-Wl,-Map=${CMAKE_BINARY_DIR}/hover.map,--cref")
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set(A_FIRMWARE_APP_BASE 0x08002000)
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set(B_FIRMWARE_APP_BASE 0x08020800)
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get_property(IS_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE)
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if(IS_IN_TRY_COMPILE)
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set(CMAKE_EXE_LINKER_FLAGS ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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list(JOIN CMAKE_EXE_LINKER_FLAGS " " CMAKE_EXE_LINKER_FLAGS)
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set(CMAKE_SHARED_LINKER_FLAGS ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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list(JOIN CMAKE_SHARED_LINKER_FLAGS " " CMAKE_SHARED_LINKER_FLAGS)
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endif(IS_IN_TRY_COMPILE)
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project(bobbycar-controller-firmware ASM C CXX)
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@ -52,7 +64,6 @@ add_library(stm32_hal STATIC
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STM32CubeF1/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_dma.c
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STM32CubeF1/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_can.c
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startup_stm32f103xe.s
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system_stm32f1xx.c
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)
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add_library(emanuel_foc_model STATIC
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@ -66,12 +77,18 @@ add_library(bobbycar-protocol INTERFACE
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)
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set(COMMON_SOURCES
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config.h
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defines.h
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main.cpp
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system_stm32f1xx.c
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)
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#
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# motor test
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#
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add_executable(motortest.elf config.h defines.h main.cpp)
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add_executable(motortest.elf ${COMMON_SOURCES})
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target_link_options(motortest.elf PRIVATE ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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target_link_libraries(motortest.elf stm32_hal emanuel_foc_model bobbycar-protocol)
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target_compile_options(motortest.elf PRIVATE
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-DMOTOR_TEST
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@ -88,16 +105,19 @@ target_compile_options(motortest.elf PRIVATE
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# -DFEATURE_CAN
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# -DCAN_LOG_UNKNOWN_ADDR
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# -DIS_BACK
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-DVECT_TAB_OFFSET=${A_FIRMWARE_APP_BASE}
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)
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add_custom_command(OUTPUT motortest.hex COMMAND arm-none-eabi-objcopy -O ihex motortest.elf motortest.hex DEPENDS motortest.elf)
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add_custom_command(OUTPUT motortest.bin COMMAND arm-none-eabi-objcopy -O binary -S motortest.elf motortest.bin DEPENDS motortest.elf)
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add_custom_target(motortest ALL SOURCES motortest.hex motortest.bin)
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add_custom_target(flash-motortest COMMAND st-flash --reset write motortest.bin 0x8000000 SOURCES motortest.bin DEPENDS motortest.bin)
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add_custom_target(flash-motortest COMMAND st-flash --reset write motortest.bin ${A_FIRMWARE_APP_BASE} SOURCES motortest.bin DEPENDS motortest.bin)
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#
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# motor test peter
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#
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add_executable(motortest_peter.elf config.h defines.h main.cpp)
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add_executable(motortest_peter.elf ${COMMON_SOURCES})
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target_link_options(motortest_peter.elf PRIVATE ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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target_link_libraries(motortest_peter.elf stm32_hal emanuel_foc_model bobbycar-protocol)
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target_compile_options(motortest_peter.elf PRIVATE
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#-DMOTOR_TEST
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@ -115,17 +135,20 @@ target_compile_options(motortest_peter.elf PRIVATE
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-DFEATURE_CAN
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# -DCAN_LOG_UNKNOWN_ADDR
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-DIS_BACK
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-DVECT_TAB_OFFSET=${A_FIRMWARE_APP_BASE}
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)
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add_custom_command(OUTPUT motortest_peter.hex COMMAND arm-none-eabi-objcopy -O ihex motortest_peter.elf motortest_peter.hex DEPENDS motortest_peter.elf)
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add_custom_command(OUTPUT motortest_peter.bin COMMAND arm-none-eabi-objcopy -O binary -S motortest_peter.elf motortest_peter.bin DEPENDS motortest_peter.elf)
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add_custom_target(motortest_peter ALL SOURCES motortest_peter.hex motortest_peter.bin)
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add_custom_target(flash-motortest_peter COMMAND st-flash --reset write motortest_peter.bin 0x8000000 SOURCES motortest_peter.bin DEPENDS motortest_peter.bin)
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add_custom_target(flash-motortest_peter COMMAND st-flash --reset write motortest_peter.bin ${A_FIRMWARE_APP_BASE} SOURCES motortest_peter.bin DEPENDS motortest_peter.bin)
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#
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# feedc0de front
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#
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add_executable(feedcode-front.elf config.h defines.h main.cpp)
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add_executable(feedcode-front.elf ${COMMON_SOURCES})
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target_link_options(feedcode-front.elf PRIVATE ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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target_link_libraries(feedcode-front.elf stm32_hal emanuel_foc_model bobbycar-protocol)
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target_compile_options(feedcode-front.elf PRIVATE
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# -DMOTOR_TEST
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@ -142,16 +165,19 @@ target_compile_options(feedcode-front.elf PRIVATE
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-DFEATURE_CAN
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# -DCAN_LOG_UNKNOWN_ADDR
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# -DIS_BACK
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-DVECT_TAB_OFFSET=${A_FIRMWARE_APP_BASE}
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)
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add_custom_command(OUTPUT feedcode-front.hex COMMAND arm-none-eabi-objcopy -O ihex feedcode-front.elf feedcode-front.hex DEPENDS feedcode-front.elf)
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add_custom_command(OUTPUT feedcode-front.bin COMMAND arm-none-eabi-objcopy -O binary -S feedcode-front.elf feedcode-front.bin DEPENDS feedcode-front.elf)
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add_custom_target(feedcode-front ALL SOURCES feedcode-front.hex feedcode-front.bin)
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add_custom_target(flash-feedcode-front COMMAND st-flash --reset write feedcode-front.bin 0x8000000 SOURCES feedcode-front.bin DEPENDS feedcode-front.bin)
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add_custom_target(flash-feedcode-front COMMAND st-flash --reset write feedcode-front.bin ${A_FIRMWARE_APP_BASE} SOURCES feedcode-front.bin DEPENDS feedcode-front.bin)
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#
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# feedc0de back
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#
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add_executable(feedcode-back.elf config.h defines.h main.cpp)
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add_executable(feedcode-back.elf ${COMMON_SOURCES})
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target_link_options(feedcode-back.elf PRIVATE ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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target_link_libraries(feedcode-back.elf stm32_hal emanuel_foc_model bobbycar-protocol)
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target_compile_options(feedcode-back.elf PRIVATE
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# -DMOTOR_TEST
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@ -168,16 +194,19 @@ target_compile_options(feedcode-back.elf PRIVATE
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-DFEATURE_CAN
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# -DCAN_LOG_UNKNOWN_ADDR
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-DIS_BACK
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-DVECT_TAB_OFFSET=${A_FIRMWARE_APP_BASE}
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)
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add_custom_command(OUTPUT feedcode-back.hex COMMAND arm-none-eabi-objcopy -O ihex feedcode-back.elf feedcode-back.hex DEPENDS feedcode-back.elf)
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add_custom_command(OUTPUT feedcode-back.bin COMMAND arm-none-eabi-objcopy -O binary -S feedcode-back.elf feedcode-back.bin DEPENDS feedcode-back.elf)
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add_custom_target(feedcode-back ALL SOURCES feedcode-back.hex feedcode-back.bin)
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add_custom_target(flash-feedcode-back COMMAND st-flash --reset write feedcode-back.bin 0x8000000 SOURCES feedcode-back.bin DEPENDS feedcode-back.bin)
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add_custom_target(flash-feedcode-back COMMAND st-flash --reset write feedcode-back.bin ${A_FIRMWARE_APP_BASE} SOURCES feedcode-back.bin DEPENDS feedcode-back.bin)
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#
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# greyhash
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#
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add_executable(greyhash.elf config.h defines.h main.cpp)
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add_executable(greyhash.elf ${COMMON_SOURCES})
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target_link_options(greyhash.elf PRIVATE ${COMMON_LINKER_FLAGS} ${A_FIRMWARE_LINKER_FLAGS})
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target_link_libraries(greyhash.elf stm32_hal emanuel_foc_model bobbycar-protocol)
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target_compile_options(greyhash.elf PRIVATE
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# -DMOTOR_TEST
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@ -194,14 +223,25 @@ target_compile_options(greyhash.elf PRIVATE
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# -DFEATURE_CAN
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# -DCAN_LOG_UNKNOWN_ADDR
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# -DIS_BACK
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-DVECT_TAB_OFFSET=${A_FIRMWARE_APP_BASE}
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)
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add_custom_command(OUTPUT greyhash.hex COMMAND arm-none-eabi-objcopy -O ihex greyhash.elf greyhash.hex DEPENDS greyhash.elf)
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add_custom_command(OUTPUT greyhash.bin COMMAND arm-none-eabi-objcopy -O binary -S greyhash.elf greyhash.bin DEPENDS greyhash.elf)
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add_custom_target(greyhash ALL SOURCES greyhash.hex greyhash.bin)
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add_custom_target(flash-greyhash COMMAND st-flash --reset write greyhash.bin 0x8000000 SOURCES greyhash.bin DEPENDS greyhash.bin)
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add_custom_target(flash-greyhash COMMAND st-flash --reset write greyhash.bin ${A_FIRMWARE_APP_BASE} SOURCES greyhash.bin DEPENDS greyhash.bin)
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add_executable(ab_boot.elf ab_boot/ab_boot.c system_stm32f1xx.c)
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target_link_options(ab_boot.elf PRIVATE ${COMMON_LINKER_FLAGS} ${AB_BOOT_FIRMWARE_LINKER_FLAGS})
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target_link_libraries(ab_boot.elf stm32_hal)
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target_compile_options(ab_boot.elf PRIVATE
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-DVECT_TAB_OFFSET=0x00000000
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)
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add_custom_command(OUTPUT ab_boot.hex COMMAND arm-none-eabi-objcopy -O ihex ab_boot.elf ab_boot.hex DEPENDS ab_boot.elf)
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add_custom_command(OUTPUT ab_boot.bin COMMAND arm-none-eabi-objcopy -O binary -S ab_boot.elf ab_boot.bin DEPENDS ab_boot.elf)
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add_custom_target(ab_boot ALL SOURCES ab_boot.hex ab_boot.bin)
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add_custom_target(flash-boot COMMAND st-flash --reset write ab_boot.bin 0x08000000 SOURCES ab_boot.bin DEPENDS ab_boot.bin)
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# util targets
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168
STM32F103RCTx_FLASH_a.ld
Normal file
168
STM32F103RCTx_FLASH_a.ld
Normal file
@ -0,0 +1,168 @@
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/*
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*****************************************************************************
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**
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** File : LinkerScript.ld
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**
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** Abstract : Linker script for STM32F103RCTx Device with
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** 256KByte FLASH, 48KByte RAM
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**
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** Set heap size, stack size and stack location according
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** to application requirements.
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**
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** Set memory bank area and size if external memory is used.
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**
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** Target : STMicroelectronics STM32
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**
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**
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** Distribution: The file is distributed as is, without any warranty
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** of any kind.
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**
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** (c)Copyright Ac6.
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** You may use this file as-is or modify it according to the needs of your
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** project. Distribution of this file (unmodified or modified) is not
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** permitted. Ac6 permit registered System Workbench for MCU users the
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** rights to distribute the assembled, compiled & linked contents of this
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** file as part of an application binary file, provided that it is built
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** using the System Workbench for MCU toolchain.
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**
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*****************************************************************************
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*/
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/* Entry Point */
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ENTRY(Reset_Handler)
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/* Highest address of the user mode stack */
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_estack = 0x2000C000; /* end of RAM */
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/* Generate a link error if heap and stack don't fit into RAM */
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_Min_Heap_Size = 0x200; /* required amount of heap */
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_Min_Stack_Size = 0x400; /* required amount of stack */
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/* Specify the memory areas */
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MEMORY
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{
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RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 48K
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FLASH (rx) : ORIGIN = 0x08002000, LENGTH = 122K
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CONFIG (r) : ORIGIN = 0x0803f800, LENGTH = 2K
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}
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/* Define output sections */
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SECTIONS
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{
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/* The startup code goes first into FLASH */
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.isr_vector :
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{
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. = ALIGN(4);
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KEEP(*(.isr_vector)) /* Startup code */
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. = ALIGN(4);
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} >FLASH
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/* The program code and other data goes into FLASH */
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.text :
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{
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. = ALIGN(4);
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*(.text) /* .text sections (code) */
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*(.text*) /* .text* sections (code) */
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*(.glue_7) /* glue arm to thumb code */
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*(.glue_7t) /* glue thumb to arm code */
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*(.eh_frame)
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KEEP (*(.init))
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KEEP (*(.fini))
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. = ALIGN(4);
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_etext = .; /* define a global symbols at end of code */
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} >FLASH
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/* Constant data goes into FLASH */
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.rodata :
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{
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. = ALIGN(4);
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*(.rodata) /* .rodata sections (constants, strings, etc.) */
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*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
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. = ALIGN(4);
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} >FLASH
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.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
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.ARM : {
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__exidx_start = .;
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*(.ARM.exidx*)
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__exidx_end = .;
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} >FLASH
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.preinit_array :
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{
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP (*(.preinit_array*))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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} >FLASH
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||||
.init_array :
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{
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array*))
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PROVIDE_HIDDEN (__init_array_end = .);
|
||||
} >FLASH
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.fini_array :
|
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{
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PROVIDE_HIDDEN (__fini_array_start = .);
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||||
KEEP (*(SORT(.fini_array.*)))
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KEEP (*(.fini_array*))
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PROVIDE_HIDDEN (__fini_array_end = .);
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} >FLASH
|
||||
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/* used by the startup to initialize data */
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_sidata = LOADADDR(.data);
|
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/* Initialized data sections goes into RAM, load LMA copy after code */
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||||
.data :
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||||
{
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. = ALIGN(4);
|
||||
_sdata = .; /* create a global symbol at data start */
|
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*(.data) /* .data sections */
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*(.data*) /* .data* sections */
|
||||
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. = ALIGN(4);
|
||||
_edata = .; /* define a global symbol at data end */
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||||
} >RAM AT> FLASH
|
||||
|
||||
|
||||
/* Uninitialized data section */
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||||
. = ALIGN(4);
|
||||
.bss :
|
||||
{
|
||||
/* This is used by the startup in order to initialize the .bss secion */
|
||||
_sbss = .; /* define a global symbol at bss start */
|
||||
__bss_start__ = _sbss;
|
||||
*(.bss)
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||||
*(.bss*)
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||||
*(COMMON)
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||||
|
||||
. = ALIGN(4);
|
||||
_ebss = .; /* define a global symbol at bss end */
|
||||
__bss_end__ = _ebss;
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||||
} >RAM
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||||
|
||||
/* User_heap_stack section, used to check that there is enough RAM left */
|
||||
._user_heap_stack :
|
||||
{
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||||
. = ALIGN(8);
|
||||
PROVIDE ( end = . );
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||||
PROVIDE ( _end = . );
|
||||
. = . + _Min_Heap_Size;
|
||||
. = . + _Min_Stack_Size;
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||||
. = ALIGN(8);
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||||
} >RAM
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||||
|
||||
|
||||
|
||||
/* Remove information from the standard libraries */
|
||||
/DISCARD/ :
|
||||
{
|
||||
libc.a ( * )
|
||||
libm.a ( * )
|
||||
libgcc.a ( * )
|
||||
}
|
||||
|
||||
.ARM.attributes 0 : { *(.ARM.attributes) }
|
||||
}
|
168
STM32F103RCTx_FLASH_b.ld
Normal file
168
STM32F103RCTx_FLASH_b.ld
Normal file
@ -0,0 +1,168 @@
|
||||
/*
|
||||
*****************************************************************************
|
||||
**
|
||||
|
||||
** File : LinkerScript.ld
|
||||
**
|
||||
** Abstract : Linker script for STM32F103RCTx Device with
|
||||
** 256KByte FLASH, 48KByte RAM
|
||||
**
|
||||
** Set heap size, stack size and stack location according
|
||||
** to application requirements.
|
||||
**
|
||||
** Set memory bank area and size if external memory is used.
|
||||
**
|
||||
** Target : STMicroelectronics STM32
|
||||
**
|
||||
**
|
||||
** Distribution: The file is distributed as is, without any warranty
|
||||
** of any kind.
|
||||
**
|
||||
** (c)Copyright Ac6.
|
||||
** You may use this file as-is or modify it according to the needs of your
|
||||
** project. Distribution of this file (unmodified or modified) is not
|
||||
** permitted. Ac6 permit registered System Workbench for MCU users the
|
||||
** rights to distribute the assembled, compiled & linked contents of this
|
||||
** file as part of an application binary file, provided that it is built
|
||||
** using the System Workbench for MCU toolchain.
|
||||
**
|
||||
*****************************************************************************
|
||||
*/
|
||||
|
||||
/* Entry Point */
|
||||
ENTRY(Reset_Handler)
|
||||
|
||||
/* Highest address of the user mode stack */
|
||||
_estack = 0x2000C000; /* end of RAM */
|
||||
/* Generate a link error if heap and stack don't fit into RAM */
|
||||
_Min_Heap_Size = 0x200; /* required amount of heap */
|
||||
_Min_Stack_Size = 0x400; /* required amount of stack */
|
||||
|
||||
/* Specify the memory areas */
|
||||
MEMORY
|
||||
{
|
||||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 48K
|
||||
FLASH (rx) : ORIGIN = 0x08020800, LENGTH = 122K
|
||||
CONFIG (r) : ORIGIN = 0x0803f800, LENGTH = 2K
|
||||
}
|
||||
|
||||
/* Define output sections */
|
||||
SECTIONS
|
||||
{
|
||||
/* The startup code goes first into FLASH */
|
||||
.isr_vector :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
KEEP(*(.isr_vector)) /* Startup code */
|
||||
. = ALIGN(4);
|
||||
} >FLASH
|
||||
|
||||
/* The program code and other data goes into FLASH */
|
||||
.text :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
*(.text) /* .text sections (code) */
|
||||
*(.text*) /* .text* sections (code) */
|
||||
*(.glue_7) /* glue arm to thumb code */
|
||||
*(.glue_7t) /* glue thumb to arm code */
|
||||
*(.eh_frame)
|
||||
|
||||
KEEP (*(.init))
|
||||
KEEP (*(.fini))
|
||||
|
||||
. = ALIGN(4);
|
||||
_etext = .; /* define a global symbols at end of code */
|
||||
} >FLASH
|
||||
|
||||
/* Constant data goes into FLASH */
|
||||
.rodata :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
*(.rodata) /* .rodata sections (constants, strings, etc.) */
|
||||
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
|
||||
. = ALIGN(4);
|
||||
} >FLASH
|
||||
|
||||
.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
|
||||
.ARM : {
|
||||
__exidx_start = .;
|
||||
*(.ARM.exidx*)
|
||||
__exidx_end = .;
|
||||
} >FLASH
|
||||
|
||||
.preinit_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||
KEEP (*(.preinit_array*))
|
||||
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||
} >FLASH
|
||||
.init_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__init_array_start = .);
|
||||
KEEP (*(SORT(.init_array.*)))
|
||||
KEEP (*(.init_array*))
|
||||
PROVIDE_HIDDEN (__init_array_end = .);
|
||||
} >FLASH
|
||||
.fini_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||
KEEP (*(SORT(.fini_array.*)))
|
||||
KEEP (*(.fini_array*))
|
||||
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||
} >FLASH
|
||||
|
||||
/* used by the startup to initialize data */
|
||||
_sidata = LOADADDR(.data);
|
||||
|
||||
/* Initialized data sections goes into RAM, load LMA copy after code */
|
||||
.data :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_sdata = .; /* create a global symbol at data start */
|
||||
*(.data) /* .data sections */
|
||||
*(.data*) /* .data* sections */
|
||||
|
||||
. = ALIGN(4);
|
||||
_edata = .; /* define a global symbol at data end */
|
||||
} >RAM AT> FLASH
|
||||
|
||||
|
||||
/* Uninitialized data section */
|
||||
. = ALIGN(4);
|
||||
.bss :
|
||||
{
|
||||
/* This is used by the startup in order to initialize the .bss secion */
|
||||
_sbss = .; /* define a global symbol at bss start */
|
||||
__bss_start__ = _sbss;
|
||||
*(.bss)
|
||||
*(.bss*)
|
||||
*(COMMON)
|
||||
|
||||
. = ALIGN(4);
|
||||
_ebss = .; /* define a global symbol at bss end */
|
||||
__bss_end__ = _ebss;
|
||||
} >RAM
|
||||
|
||||
/* User_heap_stack section, used to check that there is enough RAM left */
|
||||
._user_heap_stack :
|
||||
{
|
||||
. = ALIGN(8);
|
||||
PROVIDE ( end = . );
|
||||
PROVIDE ( _end = . );
|
||||
. = . + _Min_Heap_Size;
|
||||
. = . + _Min_Stack_Size;
|
||||
. = ALIGN(8);
|
||||
} >RAM
|
||||
|
||||
|
||||
|
||||
/* Remove information from the standard libraries */
|
||||
/DISCARD/ :
|
||||
{
|
||||
libc.a ( * )
|
||||
libm.a ( * )
|
||||
libgcc.a ( * )
|
||||
}
|
||||
|
||||
.ARM.attributes 0 : { *(.ARM.attributes) }
|
||||
}
|
@ -42,7 +42,8 @@ _Min_Stack_Size = 0x400; /* required amount of stack */
|
||||
MEMORY
|
||||
{
|
||||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 48K
|
||||
FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 256K
|
||||
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 8K
|
||||
CONFIG(r) : ORIGIN = 0x0803f800, LENGTH = 2K
|
||||
}
|
||||
|
||||
/* Define output sections */
|
||||
@ -114,7 +115,7 @@ SECTIONS
|
||||
_sidata = LOADADDR(.data);
|
||||
|
||||
/* Initialized data sections goes into RAM, load LMA copy after code */
|
||||
.data :
|
||||
.data :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_sdata = .; /* create a global symbol at data start */
|
||||
@ -125,7 +126,7 @@ SECTIONS
|
||||
_edata = .; /* define a global symbol at data end */
|
||||
} >RAM AT> FLASH
|
||||
|
||||
|
||||
|
||||
/* Uninitialized data section */
|
||||
. = ALIGN(4);
|
||||
.bss :
|
||||
@ -153,7 +154,7 @@ SECTIONS
|
||||
. = ALIGN(8);
|
||||
} >RAM
|
||||
|
||||
|
||||
|
||||
|
||||
/* Remove information from the standard libraries */
|
||||
/DISCARD/ :
|
||||
@ -165,5 +166,3 @@ SECTIONS
|
||||
|
||||
.ARM.attributes 0 : { *(.ARM.attributes) }
|
||||
}
|
||||
|
||||
|
31
ab_boot/ab_boot.c
Normal file
31
ab_boot/ab_boot.c
Normal file
@ -0,0 +1,31 @@
|
||||
#include <stdint.h>
|
||||
|
||||
#include "stm32f1xx_hal.h"
|
||||
#include "ab_boot.h"
|
||||
|
||||
int main()
|
||||
{
|
||||
struct ab_boot_config *config = (struct ab_boot_config *)CONFIG_START;
|
||||
|
||||
uint32_t *bootp;
|
||||
if (config->boot_partition >= FLASH_START &&
|
||||
config->boot_partition < FLASH_END &&
|
||||
(config->boot_partition & 3) == 0)
|
||||
{
|
||||
bootp = (uint32_t *)config->boot_partition;
|
||||
}
|
||||
else
|
||||
{
|
||||
bootp = (uint32_t *)APP_A_START;
|
||||
}
|
||||
|
||||
uint32_t sp = bootp[0];
|
||||
uint32_t entry = bootp[1];
|
||||
asm volatile(
|
||||
" mov sp, %0 \n"
|
||||
" bx %1 \n"
|
||||
"1: b 1b \n"
|
||||
:
|
||||
: "r" (sp), "r" (entry)
|
||||
);
|
||||
}
|
15
ab_boot/ab_boot.h
Normal file
15
ab_boot/ab_boot.h
Normal file
@ -0,0 +1,15 @@
|
||||
#pragma once
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#define CONFIG_START 0x0803f800
|
||||
#define FLASH_START 0x08000000
|
||||
#define FLASH_END 0x08040000
|
||||
|
||||
#define APP_A_START 0x08002000
|
||||
#define APP_B_START 0x08020800
|
||||
|
||||
struct ab_boot_config
|
||||
{
|
||||
uint32_t boot_partition;
|
||||
};
|
@ -110,9 +110,11 @@
|
||||
/*!< Uncomment the following line if you need to relocate your vector Table in
|
||||
Internal SRAM. */
|
||||
/* #define VECT_TAB_SRAM */
|
||||
#if !defined(VECT_TAB_OFFSET)
|
||||
#warning VECT_TAB_OFFSET is not defined, using default of 0x00000000U
|
||||
#define VECT_TAB_OFFSET 0x00000000U /*!< Vector Table base offset field. \
|
||||
This value must be a multiple of 0x200. */
|
||||
|
||||
#endif /* VECT_TAB_OFFSET */
|
||||
|
||||
/**
|
||||
* @}
|
||||
|
Reference in New Issue
Block a user