diff options
author | Arne Georg Gleditsch <arne.gleditsch@numascale.com> | 2010-09-17 00:13:52 +0000 |
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committer | Marc Jones <marc.jones@amd.com> | 2010-09-17 00:13:52 +0000 |
commit | 01d56d4276c800f4aa53acd657aed24676a52f4d (patch) | |
tree | adc2356866a07e7d3f429b6e15feedbeb532bc01 /src/cpu/amd/model_10xxx/model_10xxx_init.c | |
parent | 8985ef179be85eda9cc10b23f9c143a47e56a2f7 (diff) |
Clear bit 35 of msr c001_102a in Fam10 rev C cores.
Signed-off-by: Arne Georg Gleditsch <arne.gleditsch@numascale.com>
Acked-by: Scott Duplichan <scott@notabs.org>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5817 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/amd/model_10xxx/model_10xxx_init.c')
-rw-r--r-- | src/cpu/amd/model_10xxx/model_10xxx_init.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/cpu/amd/model_10xxx/model_10xxx_init.c b/src/cpu/amd/model_10xxx/model_10xxx_init.c index 6f61fc37fd..a0e1f6fdbe 100644 --- a/src/cpu/amd/model_10xxx/model_10xxx_init.c +++ b/src/cpu/amd/model_10xxx/model_10xxx_init.c @@ -113,9 +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); + /* Clear ClLinesToNbDis */ msr.lo &= ~(1 << 15); + /* Clear bit 35 as per Erratum 343 */ + msr.hi &= ~(1 << (35-32)); wrmsr(BU_CFG2_MSR, msr); /* Write protect SMM space with SMMLOCK. */ |