Embed the u-boot flash image size at a known offset from the start of u-boot so that SPL can use it while loading u-boot from a non-XIP media.
Signed-off-by: Aneesh V aneesh@ti.com --- arch/arm/cpu/armv7/start.S | 6 +++++- spl/board/ti/spl-omap.lds | 1 + 2 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index f5f08d9..1cbd128 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -64,8 +64,12 @@ _pad: .word 0x12345678 /* now 16*4=64 */
.global _end_vect _end_vect: +.global _u_boot_size +_u_boot_size: + .word 0xDEADBEEF + .word __flash_image_end - _start
- .balignl 16,0xdeadbeef +.balignl 16,0xdeadbeef /************************************************************************* * * Startup Code (reset vector) diff --git a/spl/board/ti/spl-omap.lds b/spl/board/ti/spl-omap.lds index 27b5295..64eb4c9 100644 --- a/spl/board/ti/spl-omap.lds +++ b/spl/board/ti/spl-omap.lds @@ -50,6 +50,7 @@ SECTIONS .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram . = ALIGN(4); __image_copy_end = .; + __flash_image_end = .;
.bss : {