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Diffstat (limited to 'src/soc/amd/common/block/acpimmio/biosram.c')
-rw-r--r--src/soc/amd/common/block/acpimmio/biosram.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/acpimmio/biosram.c b/src/soc/amd/common/block/acpimmio/biosram.c
index f0a1257fb9..e33f02d02c 100644
--- a/src/soc/amd/common/block/acpimmio/biosram.c
+++ b/src/soc/amd/common/block/acpimmio/biosram.c
@@ -15,6 +15,17 @@
#include <amdblocks/acpimmio.h>
#include <amdblocks/biosram.h>
+void *get_ap_entry_ptr(void)
+{
+ return (void *)biosram_read32(BIOSRAM_AP_ENTRY);
+}
+
+void set_ap_entry_ptr(void *entry)
+{
+ biosram_write32(BIOSRAM_AP_ENTRY, (uintptr_t)entry);
+}
+
+
void backup_top_of_low_cacheable(uintptr_t ramtop)
{
biosram_write32(BIOSRAM_CBMEM_TOP, ramtop);