From bcbcdf73943d8bc81f2e35c4a67eebcbde716eda Mon Sep 17 00:00:00 2001
From: Yaroslav Kurlaev <yaroslav.kurlaev@3mdeb.com>
Date: Tue, 6 Jul 2021 22:30:28 +0700
Subject: src/mainboard/emulation/qemu-power9: add RAM detection
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Change-Id: Ie333294c7a311f6d47bdfbd1fc3cec0128cf63e7
Signed-off-by: Yaroslav Kurlaev <yaroslav.kurlaev@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57081
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michał Żygowski <michal.zygowski@3mdeb.com>
---
 src/mainboard/emulation/qemu-power9/cbmem.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'src/mainboard/emulation/qemu-power9/cbmem.c')

diff --git a/src/mainboard/emulation/qemu-power9/cbmem.c b/src/mainboard/emulation/qemu-power9/cbmem.c
index c1c5e94c5c..1b7b690883 100644
--- a/src/mainboard/emulation/qemu-power9/cbmem.c
+++ b/src/mainboard/emulation/qemu-power9/cbmem.c
@@ -1,11 +1,9 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <cbmem.h>
+#include <ramdetect.h>
 
 void *cbmem_top_chipset(void)
 {
-	/* Top of cbmem is at lowest usable DRAM address below 4GiB. */
-	/* For now, last 1M of 4G */
-	void *ptr = (void *) (4ULL * GiB - 1 * MiB);
-	return ptr;
+	return (void *)(probe_ramsize(0, CONFIG_DRAM_SIZE_MB) * MiB);
 }
-- 
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