cpu/x86/smm: Promote smm_subregion()
No need to limit these declarations to FSP. Both
PARALLEL_MP_INIT smm_relocate() and TSEG_STAGE_CACHE
can be built on top of this.
Change-Id: I7b0b9b8c8bee03aabe251c50c47dc42f6596e169
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34701
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
diff --git a/src/soc/amd/picasso/cpu.c b/src/soc/amd/picasso/cpu.c
index bee2b4b..84f4729 100644
--- a/src/soc/amd/picasso/cpu.c
+++ b/src/soc/amd/picasso/cpu.c
@@ -18,6 +18,7 @@
#include <cpu/x86/mp.h>
#include <cpu/x86/mtrr.h>
#include <cpu/x86/msr.h>
+#include <cpu/x86/smm.h>
#include <cpu/amd/msr.h>
#include <cpu/x86/lapic.h>
#include <device/device.h>