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bootloader: make bootloader offset address in flash configurable

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This commit is contained in:
morris
2020-07-14 17:20:13 +08:00
parent f092054f3d
commit b587428e5d
4 changed files with 13 additions and 4 deletions
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4
components/bootloader/CMakeLists.txt
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@@ -13,9 +13,9 @@ if(NOT CONFIG_SECURE_BOOT)
endif()
esptool_py_custom_target(bootloader-flash bootloader "bootloader")
esptool_py_flash_target_image(bootloader-flash bootloader "0x1000" "${BOOTLOADER_BUILD_DIR}/bootloader.bin")
esptool_py_flash_target_image(bootloader-flash bootloader ${CONFIG_BOOTLOADER_OFFSET_IN_FLASH} "${BOOTLOADER_BUILD_DIR}/bootloader.bin")
# Also attach an image to the project flash target
if(NOT CONFIG_SECURE_BOOT)
esptool_py_flash_target_image(flash bootloader "0x1000" "${BOOTLOADER_BUILD_DIR}/bootloader.bin")
esptool_py_flash_target_image(flash bootloader ${CONFIG_BOOTLOADER_OFFSET_IN_FLASH} "${BOOTLOADER_BUILD_DIR}/bootloader.bin")
endif()

9
components/bootloader/Kconfig.projbuild
View File

@@ -1,5 +1,14 @@
menu "Bootloader config"
config BOOTLOADER_OFFSET_IN_FLASH
hex
default 0x1000 if IDF_TARGET_ESP32 || IDF_TARGET_ESP32S2
default 0x0
help
Offset address that 2nd bootloader will be flashed to.
The value is determined by the ROM bootloader.
It's not configurable in ESP-IDF.
choice BOOTLOADER_COMPILER_OPTIMIZATION
prompt "Bootloader optimization Level"
default BOOTLOADER_COMPILER_OPTIMIZATION_SIZE

2
components/bootloader/project_include.cmake
View File

@@ -1,4 +1,4 @@
set(BOOTLOADER_OFFSET 0x1000)
set(BOOTLOADER_OFFSET CONFIG_BOOTLOADER_OFFSET_IN_FLASH)
# Do not generate flash file when building bootloader
if(BOOTLOADER_BUILD OR NOT CONFIG_APP_BUILD_BOOTLOADER)