From 1e910c901b436adc6a0590e89b4b71262d23fcc9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonathan=20Neusch=C3=A4fer?= <j.neuschaefer@gmx.net>
Date: Thu, 24 Nov 2016 08:26:03 +0100
Subject: soc/lowrisc: Place CBMEM at top of autodetected RAM
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Change-Id: I9f169db330d1792128db7a6308ed3afbe5803c03
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-on: https://review.coreboot.org/17708
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
---
src/soc/lowrisc/lowrisc/cbmem.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/src/soc/lowrisc/lowrisc/cbmem.c b/src/soc/lowrisc/lowrisc/cbmem.c
index ea7ad7027c..44ffa26939 100644
--- a/src/soc/lowrisc/lowrisc/cbmem.c
+++ b/src/soc/lowrisc/lowrisc/cbmem.c
@@ -11,13 +11,15 @@
* GNU General Public License for more details.
*/
-#include <console/console.h>
#include <cbmem.h>
+#include <commonlib/configstring.h>
void *cbmem_top(void)
{
- // TODO: find out how the lowrisc SOC decides to provide
- // this information, when they know.
- printk(BIOS_SPEW, "Returning hard-coded 128M; fix me\n");
- return (void *)((uintptr_t)(2ULL*GiB+128*MiB));
+ uintptr_t base;
+ size_t size;
+
+ query_mem(configstring(), &base, &size);
+
+ return (void *)(base + size);
}
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