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authorDuncan Laurie <dlaurie@chromium.org>2012-07-11 10:40:45 -0700
committerRonald G. Minnich <rminnich@gmail.com>2012-11-14 05:38:17 +0100
commite8179b51380cf0922466c33a9a0998a65f246a84 (patch)
tree7b8294036e61fb45713214fb0cddcc671fa068fc /src
parent53508fedf8bbd49b10f39a18b3bad6b25b71242e (diff)
downloadcoreboot-e8179b51380cf0922466c33a9a0998a65f246a84.tar.xz
Add ddr3lv_support flag to pei_data structure
This will enable DDR3 1.35V support for memory training in the reference code. It requires the board to be setup for 1.35V with whatever board-specific GPIOs are available. Change-Id: I14e4686c20f9610f90678e6e3bece8ba80d8621a Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: http://review.coreboot.org/1825 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martin@se-eng.com> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src')
-rw-r--r--src/northbridge/intel/sandybridge/pei_data.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/northbridge/intel/sandybridge/pei_data.h b/src/northbridge/intel/sandybridge/pei_data.h
index 34adddc291..cabda3fea4 100644
--- a/src/northbridge/intel/sandybridge/pei_data.h
+++ b/src/northbridge/intel/sandybridge/pei_data.h
@@ -31,7 +31,7 @@
#define PEI_DATA_H
typedef void (*tx_byte_func)(unsigned char byte);
-#define PEI_VERSION 2
+#define PEI_VERSION 3
struct pei_data
{
uint32_t pei_version;
@@ -98,6 +98,7 @@ struct pei_data
*/
uint8_t spd_data[4][256];
tx_byte_func tx_byte;
+ int ddr3lv_support;
} __attribute__((packed));
#endif