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soc/amd/noncar/memmap.c: Support non-FSP use cases 

Without FSP we assume TSEG is right above CBMEM.

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I8700803617c3fe4890e497c6d7b94f1d36e21cb4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76472
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Felix Held 2023-07-26 17:53:24 +02:00
parent f3cdd0110d
commit 2cb2b185da
1 changed files with 6 additions and 1 deletions
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7
src/soc/amd/common/block/cpu/noncar/memmap.c
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@ -35,7 +35,12 @@ void smm_region(uintptr_t *start, size_t *size)
{
static int once;
fsp_get_smm_region(start, size);
if (CONFIG(PLATFORM_USES_FSP2_0)) {
fsp_get_smm_region(start, size);
} else {
*start = (uintptr_t)cbmem_top();
*size = CONFIG_SMM_TSEG_SIZE;
}
if (!once) {
clear_tvalid();