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authorDaisuke Nojiri <dnojiri@chromium.org>2015-03-02 14:38:37 -0800
committerPatrick Georgi <pgeorgi@google.com>2015-04-22 08:40:12 +0200
commit99d39565da77056699ea011e82483092ec650153 (patch)
treeeaf8fc42202a1fe11034867fd9faea789565f494 /src/soc/broadcom/cygnus/include
parentd5f551a82a5d6f5c54798094c00ad606ca9d6807 (diff)
downloadcoreboot-99d39565da77056699ea011e82483092ec650153.tar.xz
google/purin: add DMA coherent region
BUG=none BRANCH=broadcom-firmware TEST=boot to depthcharge Change-Id: Id10437c12e219e07121395abd442d53b3b56c7be Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: f33e9218ca8df1d149761c09253c30837b607433 Original-Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org> Original-Reviewed-on: https://chrome-internal-review.googlesource.com/204757 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Original-Commit-Queue: Daisuke Nojiri <dnojiri@google.com> Original-Tested-by: Daisuke Nojiri <dnojiri@google.com> Original-Change-Id: I93def9c326cc8b4fea69078987bddf09d9f2a797 Original-Reviewed-on: https://chromium-review.googlesource.com/256417 Reviewed-on: http://review.coreboot.org/9854 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/soc/broadcom/cygnus/include')
-rw-r--r--src/soc/broadcom/cygnus/include/soc/memlayout.ld1
-rw-r--r--src/soc/broadcom/cygnus/include/soc/sdram.h3
2 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/broadcom/cygnus/include/soc/memlayout.ld b/src/soc/broadcom/cygnus/include/soc/memlayout.ld
index 542174bf02..6342810929 100644
--- a/src/soc/broadcom/cygnus/include/soc/memlayout.ld
+++ b/src/soc/broadcom/cygnus/include/soc/memlayout.ld
@@ -42,4 +42,5 @@ SECTIONS
DRAM_START(0x60000000)
RAMSTAGE(0x60000000, 128K)
POSTRAM_CBFS_CACHE(0x60100000, 1M)
+ DMA_COHERENT(0x60200000, 2M)
}
diff --git a/src/soc/broadcom/cygnus/include/soc/sdram.h b/src/soc/broadcom/cygnus/include/soc/sdram.h
index 673d3d4f40..c7d6383e58 100644
--- a/src/soc/broadcom/cygnus/include/soc/sdram.h
+++ b/src/soc/broadcom/cygnus/include/soc/sdram.h
@@ -20,7 +20,10 @@
#ifndef __SOC_BROADCOM_CYGNUS_SDRAM_H__
#define __SOC_BROADCOM_CYGNUS_SDRAM_H__
+#include <stdint.h>
+
void ddr_init2(void);
void sdram_init(void);
+uint32_t sdram_size_mb(void);
#endif /* __SOC_BROADCOM_CYGNUS_SDRAM_H__ */