From 1a39aa01d118a0d917cbe326bd6cfdfa9bbcf0bf Mon Sep 17 00:00:00 2001
From: Felix Held <felix-coreboot@felixheld.de>
Date: Mon, 8 Feb 2021 20:02:58 +0100
Subject: 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>
---
 src/soc/amd/common/block/cpu/noncar/memmap.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'src/soc/amd/common/block')

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);
+}
-- 
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