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author | Vyacheslav Yurkov <uvv.mail@gmail.com> | 2021-06-04 10:10:51 +0200 |
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committer | Vyacheslav Yurkov <uvv.mail@gmail.com> | 2021-06-04 10:10:51 +0200 |
commit | 214c8a8d08b2b3c24f12cbc69f497f44851ca524 (patch) | |
tree | ca8f0cb92e337de41ad09944eaf389c38db60461 /plat/st/stm32mp1 | |
parent | f3d2750aa2293c0279bc447a85771827ca8b74c1 (diff) | |
download | trusted-firmware-a-214c8a8d08b2b3c24f12cbc69f497f44851ca524.tar.gz |
feat(plat/st): add STM32MP_EMMC_BOOT option
Added a new STM32MP_EMMC_BOOT option, which is used to look for SSBL in
the same eMMC boot partition TF-A booted from at a fixed 256k offset. In
case STM32 image header is not found, the boot process rolls back to a
GPT partition look-up scheme.
Signed-off-by: Vyacheslav Yurkov <uvv.mail@gmail.com>
Change-Id: I85a87dc9ae7f2b915ed8e584be80f4b3588efc48
Diffstat (limited to 'plat/st/stm32mp1')
-rw-r--r-- | plat/st/stm32mp1/include/platform_def.h | 6 | ||||
-rw-r--r-- | plat/st/stm32mp1/platform.mk | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/plat/st/stm32mp1/include/platform_def.h b/plat/st/stm32mp1/include/platform_def.h index 9a2f54a14a..2d7d36945b 100644 --- a/plat/st/stm32mp1/include/platform_def.h +++ b/plat/st/stm32mp1/include/platform_def.h @@ -88,6 +88,12 @@ */ #define PLAT_STM32MP_NS_IMAGE_OFFSET BL33_BASE +/* + * SSBL offset in case it's stored in eMMC boot partition. + * We can fix it to 256K because TF-A size can't be bigger than SRAM + */ +#define PLAT_EMMC_BOOT_SSBL_OFFSET U(0x40000) + /******************************************************************************* * DTB specific defines. ******************************************************************************/ diff --git a/plat/st/stm32mp1/platform.mk b/plat/st/stm32mp1/platform.mk index 50fb1b77b4..128dbc4ac6 100644 --- a/plat/st/stm32mp1/platform.mk +++ b/plat/st/stm32mp1/platform.mk @@ -42,6 +42,7 @@ STM32MP_SDMMC ?= 0 STM32MP_RAW_NAND ?= 0 STM32MP_SPI_NAND ?= 0 STM32MP_SPI_NOR ?= 0 +STM32MP_EMMC_BOOT ?= 0 ifeq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC} ${STM32MP_RAW_NAND} \ ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) @@ -77,6 +78,7 @@ $(eval $(call assert_booleans,\ STM32MP_RAW_NAND \ STM32MP_SPI_NAND \ STM32MP_SPI_NOR \ + STM32MP_EMMC_BOOT \ PLAT_XLAT_TABLES_DYNAMIC \ ))) @@ -93,6 +95,7 @@ $(eval $(call add_defines,\ STM32MP_RAW_NAND \ STM32MP_SPI_NAND \ STM32MP_SPI_NOR \ + STM32MP_EMMC_BOOT \ PLAT_XLAT_TABLES_DYNAMIC \ STM32_TF_A_COPIES \ PLAT_PARTITION_MAX_ENTRIES \ |