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Merge branch 'feature/add_bootloader_sector_pad_option_v5.0' into 'release/v5.0'

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esptool_py: Added a --pad-to-size flag to align the bootloader image (v5.0)

See merge request espressif/esp-idf!21916
This commit is contained in:
Aditya Patwardhan 2023-02-17 19:02:52 +08:00
commit 38917a36b5
1 changed files with 11 additions and 0 deletions
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11
components/esptool_py/project_include.cmake
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@ -42,6 +42,17 @@ set(esptool_elf2image_args
--flash_size ${ESPFLASHSIZE}
)
if(BOOTLOADER_BUILD AND CONFIG_SECURE_BOOT_V2_ENABLED)
# The bootloader binary needs to be 4KB aligned in order to append a secure boot V2 signature block.
# If CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES is NOT set, the bootloader
# image generated is not 4KB aligned for external HSM to sign it readily.
# Following esptool option --pad-to-size 4KB generates a 4K aligned bootloader image.
# In case of signing during build, espsecure.py "sign_data" operation handles the 4K alignment of the image.
if(NOT CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES)
list(APPEND esptool_elf2image_args --pad-to-size 4KB)
endif()
endif()
set(MMU_PAGE_SIZE ${CONFIG_MMU_PAGE_MODE})
if(NOT BOOTLOADER_BUILD)