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Merge branch 'aleexxzeero-proper-mcuboot-app-size' into develop

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This commit is contained in:
Jean-François Milants 2023-01-29 12:47:12 +01:00
commit 9b2e1b3250
3 changed files with 73 additions and 8 deletions
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34
gcc_nrf52-mcuboot.ld
View file

@ -1,11 +1,41 @@
/* Linker script to configure memory regions. */
/****************************************************************
* Memory map configuration for using application with MCU-boot *
****************************************************************/
/*
* Internal nRF52 flash memory:
* 0x00000000: MCUBoot(28 kB)
* 0x00007000: Reboot logs (4 kB)
* 0x00008000: MCUBoot header (32 bytes)
* 0x00008020: Application (463+ kB)
* 0x0007be50: MCUBoot image trailer (432 bytes)
* 0x0007c000: MCUBoot Scratch partition (4 kB)
* 0x0007d000: unused (12 kB)
*
* SPI flash:
* 0x00000000: Bootloader Assets, like Boot Graphic (256 kB)
* 0x00040000: Application 2 (including MCUBoot header) (464 kB)
* 0x000b4000: User files - littlefs (3376 kB)
*/
SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MCUBOOT_SIZE = 0x8000;
SCRATCH_SIZE = 0x1000;
TLV_SIZE = 0x28; /* Metadata added by imgtool at the end of the image */
SCRATCH_OFFSET = 0x7c000;
MCUBOOT_APP_IMAGE_HEADER_SIZE = 0x20;
MCUBOOT_APP_IMAGE_TRAILER_SIZE = 0x1b0;
APP_OFFSET = MCUBOOT_SIZE + MCUBOOT_APP_IMAGE_HEADER_SIZE;
APP_SIZE = SCRATCH_OFFSET - MCUBOOT_SIZE - MCUBOOT_APP_IMAGE_HEADER_SIZE - MCUBOOT_APP_IMAGE_TRAILER_SIZE - TLV_SIZE;
MEMORY
{
FLASH (rx) : ORIGIN = 0x08020, LENGTH = 0x78000
/* MCUBOOT (r) : ORIGIN = 0x0, LENGTH = MCUBOOT_SIZE */
FLASH (rx) : ORIGIN = APP_OFFSET, LENGTH = APP_SIZE
/* SCRATCH (r) : ORIGIN = SCRATCH_OFFSET, LENGTH = SCRATCH_SIZE */
SPARE_SPACE (r) : ORIGIN = SCRATCH_OFFSET + SCRATCH_SIZE, LENGTH = 12K
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 64K
}

39
gcc_nrf52.ld
View file

@ -1,11 +1,46 @@
/* Linker script to configure memory regions. */
/****************************************************************
* Memory map configuration for using application with MCU-boot *
****************************************************************/
/*
* Internal nRF52 flash memory:
* 0x00000000: MCUBoot(28 kB)
* 0x00007000: Reboot logs (4 kB)
* 0x00008000: MCUBoot header (32 bytes)
* 0x00008020: Application (463+ kB)
* 0x0007be50: MCUBoot image trailer (432 bytes)
* 0x0007c000: MCUBoot Scratch partition (4 kB)
* 0x0007d000: unused (12 kB)
*
* SPI flash:
* 0x00000000: Bootloader Assets, like Boot Graphic (256 kB)
* 0x00040000: Application 2 (including MCUBoot header) (464 kB)
* 0x000b4000: User files - littlefs (3376 kB)
*
* This linker script sets the origin of the application at 0x00
* which means that the application must be linked with a start
* address at 0x00 and that it'll overwrite the bootloader.
* This is very practical when debugging and testing on
* the hardware with a SWD probe.
*/
SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MCUBOOT_SIZE = 0x8000;
SCRATCH_SIZE = 0x1000;
TLV_SIZE = 0x28; /* Metadata added by imgtool at the end of the image */
SCRATCH_OFFSET = 0x7c000;
MCUBOOT_APP_IMAGE_HEADER_SIZE = 0x20;
MCUBOOT_APP_IMAGE_TRAILER_SIZE = 0x1b0;
APP_OFFSET = 0x00;
APP_SIZE = SCRATCH_OFFSET - MCUBOOT_SIZE - MCUBOOT_APP_IMAGE_HEADER_SIZE - MCUBOOT_APP_IMAGE_TRAILER_SIZE - TLV_SIZE;
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000, LENGTH = 0x78000
/* MCUBOOT (r) : ORIGIN = 0x0, LENGTH = MCUBOOT_SIZE */
FLASH (rx) : ORIGIN = APP_OFFSET, LENGTH = APP_SIZE
/* SCRATCH (r) : ORIGIN = SCRATCH_OFFSET, LENGTH = SCRATCH_SIZE */
SPARE_SPACE (r) : ORIGIN = SCRATCH_OFFSET + SCRATCH_SIZE, LENGTH = 12K
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 64K
}

8
src/CMakeLists.txt
View file

@ -988,8 +988,8 @@ add_custom_command(TARGET ${EXECUTABLE_MCUBOOT_NAME}
COMMAND ${CMAKE_SIZE_UTIL} ${EXECUTABLE_MCUBOOT_FILE_NAME}.out
COMMAND ${CMAKE_OBJCOPY} -O binary ${EXECUTABLE_MCUBOOT_FILE_NAME}.out "${EXECUTABLE_MCUBOOT_FILE_NAME}.bin"
COMMAND ${CMAKE_OBJCOPY} -O ihex ${EXECUTABLE_MCUBOOT_FILE_NAME}.out "${EXECUTABLE_MCUBOOT_FILE_NAME}.hex"
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 4 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_MCUBOOT_FILE_NAME}.hex ${IMAGE_MCUBOOT_FILE_NAME_HEX}
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 4 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_MCUBOOT_FILE_NAME}.bin ${IMAGE_MCUBOOT_FILE_NAME_BIN}
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 1 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_MCUBOOT_FILE_NAME}.hex ${IMAGE_MCUBOOT_FILE_NAME_HEX}
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 1 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_MCUBOOT_FILE_NAME}.bin ${IMAGE_MCUBOOT_FILE_NAME_BIN}
COMMENT "post build steps for ${EXECUTABLE_MCUBOOT_FILE_NAME}"
)
@ -1063,7 +1063,7 @@ add_custom_command(TARGET ${EXECUTABLE_RECOVERY_MCUBOOT_NAME}
COMMAND ${CMAKE_SIZE_UTIL} ${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.out
COMMAND ${CMAKE_OBJCOPY} -O binary ${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.out "${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.bin"
COMMAND ${CMAKE_OBJCOPY} -O ihex ${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.out "${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.hex"
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 4 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.hex ${IMAGE_RECOVERY_MCUBOOT_FILE_NAME_HEX}
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 1 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}.hex ${IMAGE_RECOVERY_MCUBOOT_FILE_NAME_HEX}
COMMAND ${CMAKE_OBJCOPY} -I ihex -O binary ${IMAGE_RECOVERY_MCUBOOT_FILE_NAME_HEX} "${IMAGE_RECOVERY_MCUBOOT_FILE_NAME}.bin"
COMMAND python3 ${CMAKE_SOURCE_DIR}/tools/bin2c.py ${IMAGE_RECOVERY_MCUBOOT_FILE_NAME}.bin recoveryImage > recoveryImage.h
COMMENT "post build steps for ${EXECUTABLE_RECOVERY_MCUBOOT_FILE_NAME}"
@ -1141,7 +1141,7 @@ add_custom_command(TARGET ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_NAME}
COMMAND ${CMAKE_SIZE_UTIL} ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.out
COMMAND ${CMAKE_OBJCOPY} -O binary ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.out "${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.bin"
COMMAND ${CMAKE_OBJCOPY} -O ihex ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.out "${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.hex"
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 4 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.hex ${IMAGE_MCUBOOT_RECOVERYLOADER_FILE_NAME_HEX}
COMMAND ${CMAKE_SOURCE_DIR}/tools/mcuboot/imgtool.py create --align 1 --version 1.0.0 --header-size 32 --slot-size 475136 --pad-header ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.hex ${IMAGE_MCUBOOT_RECOVERYLOADER_FILE_NAME_HEX}
COMMAND ${CMAKE_OBJCOPY} -I ihex -O binary ${IMAGE_MCUBOOT_RECOVERYLOADER_FILE_NAME_HEX} "${IMAGE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.bin"
COMMAND python3 ${CMAKE_SOURCE_DIR}/tools/bin2c.py ${IMAGE_MCUBOOT_RECOVERYLOADER_FILE_NAME}.bin recoveryLoaderImage > recoveryLoaderImage.h
COMMENT "post build steps for ${EXECUTABLE_MCUBOOT_RECOVERYLOADER_FILE_NAME}"