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authorXavi Drudis Ferran <xdrudis@tinet.cat>2010-08-22 19:49:46 +0000
committerStefan Reinauer <stepan@openbios.org>2010-08-22 19:49:46 +0000
commite9f0dfe63185222e403d81dd1b6bce27d81eb9a5 (patch)
treee3cc0b59a205113b64c694d29a5d045262272a80
parentcc6244a922ecf4cc58e1c7158cb211e7ef1ee7c1 (diff)
downloadcoreboot-e9f0dfe63185222e403d81dd1b6bce27d81eb9a5.tar.xz
Complete code for errata 343. Revision Guide for AMD Family10h
processors (#41322) rev 3.74 June 2010 says to set the register to 1 before CAR and to 0 after. We were setting it to 0 after CAR, but not to 1 before. Signed-off-by: Xavi Drudis Ferran <xdrudis@tinet.cat> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5731 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
-rw-r--r--src/cpu/amd/model_10xxx/defaults.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cpu/amd/model_10xxx/defaults.h b/src/cpu/amd/model_10xxx/defaults.h
index c133c94c4f..fdbe3d8fe4 100644
--- a/src/cpu/amd/model_10xxx/defaults.h
+++ b/src/cpu/amd/model_10xxx/defaults.h
@@ -88,6 +88,10 @@ static const struct {
{ CPUIDFEATURES, AMD_FAM10_ALL, AMD_PTYPE_DC,
0x00000000, 1 << (33-32),
0x00000000, 1 << (33-32) }, /* [ExtendedFeatEn]=1 */
+
+ { BU_CFG2, AMD_DRBH_Cx , AMD_PTYPE_ALL,
+ 0x00000000, 1 << (35-32),
+ 0x00000000, 1 << (35-32) }, /* Erratum 343 (set to 0 after CAR, in post_cache_as_ram() ) */
};