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| author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-05-18 11:05:56 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2014-07-29 00:52:28 +0200 |
| commit | 7686a56574a6773717b49a51786f301970d1c69c (patch) | |
| tree | 40dcb474d1d0c88095e45c37044e25df5b6e2f20 /src/include/device/dram | |
| parent | b37ee1ee7c69836cfb333c13f787a1c3ba580b8f (diff) | |
| download | coreboot-7686a56574a6773717b49a51786f301970d1c69c.tar.xz | |
sandy/ivybridge: Native raminit.
Based on damo22's work and my X230 tracing.
Works for my X230 in a variety of RAM configs.
Also-By: Damien Zammit <damien@zamaudio.com>
Change-Id: I1aa024c55a8416fc53b25e7123037df0e55a2769
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Signed-off-by: Damien Zammit <damien@zamaudio.com>
Reviewed-on: http://review.coreboot.org/5786
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/include/device/dram')
| -rw-r--r-- | src/include/device/dram/ddr3.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/device/dram/ddr3.h b/src/include/device/dram/ddr3.h index b19c51c15b..ef0d0ec606 100644 --- a/src/include/device/dram/ddr3.h +++ b/src/include/device/dram/ddr3.h @@ -37,6 +37,7 @@ * @{ */ #define TCK_1066MHZ 240 +#define TCK_933MHZ 275 #define TCK_800MHZ 320 #define TCK_666MHZ 384 #define TCK_533MHZ 480 @@ -137,6 +138,8 @@ typedef struct dimm_attr_st { u16 cas_supported; /* Flags extracted from SPD */ dimm_flags_t flags; + /* SDRAM width */ + u8 width; /* Number of ranks */ u8 ranks; /* Number or row address bits */ @@ -158,6 +161,8 @@ typedef struct dimm_attr_st { u32 tWTR; u32 tRTP; u32 tFAW; + + u8 reference_card; } dimm_attr; /** Result of the SPD decoding process */ |