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authorFelix Held <felix-coreboot@felixheld.de>2021-02-08 20:02:58 +0100
committerFelix Held <felix-coreboot@felixheld.de>2021-02-12 14:39:53 +0000
commit1a39aa01d118a0d917cbe326bd6cfdfa9bbcf0bf (patch)
treebaaeb8ca35004fe808012fcdb9d0d0f60a8512da /src/soc/amd/common/block
parent9d5e724010384418f32183dfafeb25305f05652a (diff)
soc/amd/picasso: move bert_reserved_region to common/block/cpu/noncar
The same functionality will eventually be needed on Cezanne. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Ib49124c2c774ad3352ea2f7d8d827388029be041 Reviewed-on: https://review.coreboot.org/c/coreboot/+/50401 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Diffstat (limited to 'src/soc/amd/common/block')
-rw-r--r--src/soc/amd/common/block/cpu/noncar/memmap.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/cpu/noncar/memmap.c b/src/soc/amd/common/block/cpu/noncar/memmap.c
index 7a7f8efd56..921dd65bd6 100644
--- a/src/soc/amd/common/block/cpu/noncar/memmap.c
+++ b/src/soc/amd/common/block/cpu/noncar/memmap.c
@@ -2,6 +2,7 @@
#include <amdblocks/memmap.h>
#include <amdblocks/smm.h>
+#include <arch/bert_storage.h>
#include <console/console.h>
#include <cbmem.h>
#include <cpu/amd/msr.h>
@@ -58,3 +59,22 @@ void smm_region(uintptr_t *start, size_t *size)
once = 1;
}
}
+
+void bert_reserved_region(void **start, size_t *size)
+{
+ struct range_entry bert;
+ int status;
+
+ *start = NULL;
+ *size = 0;
+
+ status = fsp_find_range_hob(&bert, AMD_FSP_BERT_HOB_GUID.b);
+
+ if (status < 0) {
+ printk(BIOS_ERR, "Error: unable to find BERT HOB\n");
+ return;
+ }
+
+ *start = (void *)(uintptr_t)range_entry_base(&bert);
+ *size = range_entry_size(&bert);
+}