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| author | Borislav Petkov <borislav.petkov@amd.com> | 2009-11-12 15:37:57 +0100 |
|---|---|---|
| committer | Borislav Petkov <borislav.petkov@amd.com> | 2009-12-07 19:14:31 +0100 |
| commit | 6b4c0bdeb00f35cad2d3e0dc0d97bb4950a8f86e (patch) | |
| tree | 6df106fc0acba87e83980b524d54eefcba0afbb1 /drivers | |
| parent | 239642fe19adc19ba0a69e96f3b1904dfd6a3b9f (diff) | |
| download | kernel-crypto-6b4c0bdeb00f35cad2d3e0dc0d97bb4950a8f86e.tar.gz kernel-crypto-6b4c0bdeb00f35cad2d3e0dc0d97bb4950a8f86e.tar.xz kernel-crypto-6b4c0bdeb00f35cad2d3e0dc0d97bb4950a8f86e.zip | |
amd64_edac: detect DDR3 memory type
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/edac/amd64_edac.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 708d065efc9..d9cde7132e8 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1017,10 +1017,11 @@ static enum mem_type amd64_determine_memory_type(struct amd64_pvt *pvt) enum mem_type type; if (boot_cpu_data.x86 >= 0x10 || pvt->ext_model >= K8_REV_F) { - /* Rev F and later */ - type = (pvt->dclr0 & BIT(16)) ? MEM_DDR2 : MEM_RDDR2; + if (pvt->dchr0 & DDR3_MODE) + type = (pvt->dclr0 & BIT(16)) ? MEM_DDR3 : MEM_RDDR3; + else + type = (pvt->dclr0 & BIT(16)) ? MEM_DDR2 : MEM_RDDR2; } else { - /* Rev E and earlier */ type = (pvt->dclr0 & BIT(18)) ? MEM_DDR : MEM_RDDR; } |