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authorArne Georg Gleditsch <arne.gleditsch@numscale.com>2010-09-09 09:56:19 +0000
committerPatrick Georgi <patrick.georgi@coresystems.de>2010-09-09 09:56:19 +0000
commit6556534bab10fdd485f3c803321751b6eb9626ce (patch)
tree7d872a8f7734e1aa4f11d9fb076f79d5df240a4d /src/cpu/amd
parent9c35c8409db16cd88dd93266575766f8a1695a27 (diff)
downloadcoreboot-6556534bab10fdd485f3c803321751b6eb9626ce.tar.xz
Apparently, it's not crucial to clear this at the exact moment we switch
to using ram, so something like the appended is perhaps more appropriate. Confirmed to work on hw. Signed-off-by: Arne Georg Gleditsch <arne.gleditsch@numscale.com> Acked-by: Patrick Georgi <patrick.georgi@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5791 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/amd')
-rw-r--r--src/cpu/amd/model_10xxx/model_10xxx_init.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/cpu/amd/model_10xxx/model_10xxx_init.c b/src/cpu/amd/model_10xxx/model_10xxx_init.c
index 992c957913..6f61fc37fd 100644
--- a/src/cpu/amd/model_10xxx/model_10xxx_init.c
+++ b/src/cpu/amd/model_10xxx/model_10xxx_init.c
@@ -113,6 +113,11 @@ static void model_10xxx_init(device_t dev)
msr.hi &= ~(1 << (46 - 32));
wrmsr(NB_CFG_MSR, msr);
+ /* Clear ClLinesToNbDis */
+ msr = rdmsr(BU_CFG2_MSR);
+ msr.lo &= ~(1 << 15);
+ wrmsr(BU_CFG2_MSR, msr);
+
/* Write protect SMM space with SMMLOCK. */
msr = rdmsr(HWCR_MSR);
msr.lo |= (1 << 0);