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arch/x86/early_ram.ld: Add vboot work buffer 

This is required to enable VBOOT_STARTS_IN_BOOTBLOCK and
VBOOT_SEPARATE_VERSTAGE for picasso.

BUG=b:147042464
TEST=Boot verstage on picasso

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ic3e261a6919a78760d567be9cc684494a5aeab6d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41366
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Raul E Rangel 2020-05-13 13:20:53 -06:00 committed by Patrick Georgi
parent 022d935919
commit 8f694dd51f
1 changed files with 6 additions and 1 deletions
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7
src/arch/x86/early_ram.ld
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@ -23,7 +23,7 @@ _FMAP_SIZE = 0;
* The stack area is not shared between stages, but is defined here for
* convenience.
*/
. = CONFIG_X86_RESET_VECTOR - ARCH_STACK_ALIGN_SIZE - _STACK_SIZE - _CONSOLE_SIZE - _TIMESTAMPS_SIZE - _FMAP_SIZE;
. = CONFIG_X86_RESET_VECTOR - ARCH_STACK_ALIGN_SIZE - _STACK_SIZE - _CONSOLE_SIZE - _TIMESTAMPS_SIZE - _FMAP_SIZE - VB2_FIRMWARE_WORKBUF_RECOMMENDED_SIZE;
_ = ASSERT(. > _eprogram, "Not enough room for .earlyram.data. Try increasing C_ENV_BOOTBLOCK_SIZE, or decreasing either EARLYRAM_BSP_STACK_SIZE or PRERAM_CBMEM_CONSOLE_SIZE.");
@ -37,6 +37,11 @@ _ = ASSERT(. > _eprogram, "Not enough room for .earlyram.data. Try increasing C_
#if !CONFIG(NO_FMAP_CACHE)
FMAP_CACHE(., FMAP_SIZE)
#endif
#if CONFIG(VBOOT_STARTS_IN_BOOTBLOCK)
ALIGN_COUNTER(16);
VBOOT2_WORK(., VB2_FIRMWARE_WORKBUF_RECOMMENDED_SIZE)
#endif
}
_ = ASSERT(. <= CONFIG_X86_RESET_VECTOR, "Earlyram data regions don't fit below the reset vector!");