James Eder : ntdll: Handle CPU Level (family) as a vendor specific component.
Alexandre Julliard
julliard at winehq.org
Mon Oct 22 13:42:44 CDT 2012
Module: wine
Branch: master
Commit: 6db42d3650d98b3b4c74936ff3a8f2c96b06cd56
URL: http://source.winehq.org/git/wine.git/?a=commit;h=6db42d3650d98b3b4c74936ff3a8f2c96b06cd56
Author: James Eder <jimportal at gmail.com>
Date: Sat Oct 20 18:40:45 2012 -0600
ntdll: Handle CPU Level (family) as a vendor specific component.
---
dlls/ntdll/nt.c | 24 +++++++++++-------------
1 files changed, 11 insertions(+), 13 deletions(-)
diff --git a/dlls/ntdll/nt.c b/dlls/ntdll/nt.c
index 155fb23..ec226ae 100644
--- a/dlls/ntdll/nt.c
+++ b/dlls/ntdll/nt.c
@@ -880,19 +880,6 @@ static inline void get_cpuinfo(SYSTEM_CPU_INFORMATION* info)
if (regs[0]>=0x00000001) /* Check for supported cpuid version */
{
do_cpuid(0x00000001, regs2); /* get cpu features */
- switch ((regs2[0] >> 8) & 0xf) /* cpu family */
- {
- case 3: info->Level = 3; break;
- case 4: info->Level = 4; break;
- case 5: info->Level = 5; break;
- case 15: /* PPro/2/3/4 has same info as P1 */
- case 6: info->Level = 6; break;
- default:
- FIXME("unknown cpu family %d, please report! (-> setting to 386)\n",
- (regs2[0] >> 8)&0xf);
- info->Level = 3;
- break;
- }
if(regs2[3] & (1 << 3 )) info->FeatureSet |= CPU_FEATURE_PSE;
if(regs2[3] & (1 << 4 )) info->FeatureSet |= CPU_FEATURE_TSC;
@@ -919,6 +906,10 @@ static inline void get_cpuinfo(SYSTEM_CPU_INFORMATION* info)
if (regs[1] == AUTH && regs[3] == ENTI && regs[2] == CAMD)
{
+ info->Level = (regs2[0] >> 8) & 0xf; /* family */
+ if (info->Level == 0xf) /* AMD says to add the extended family to the family if family is 0xf */
+ info->Level += (regs2[0] >> 20) & 0xff;
+
do_cpuid(0x80000000, regs); /* get vendor cpuid level */
if (regs[0] >= 0x80000001)
{
@@ -931,6 +922,9 @@ static inline void get_cpuinfo(SYSTEM_CPU_INFORMATION* info)
}
else if (regs[1] == GENU && regs[3] == INEI && regs[2] == NTEL)
{
+ info->Level = ((regs2[0] >> 8) & 0xf) + ((regs2[0] >> 20) & 0xff); /* family + extended family */
+ if(info->Level == 15) info->Level = 6;
+
if(regs2[3] & (1 << 21)) info->FeatureSet |= CPU_FEATURE_DS;
user_shared_data->ProcessorFeatures[PF_VIRT_FIRMWARE_ENABLED] = (regs2[2] & (1 << 5 )) >> 5;
@@ -941,6 +935,10 @@ static inline void get_cpuinfo(SYSTEM_CPU_INFORMATION* info)
user_shared_data->ProcessorFeatures[PF_NX_ENABLED] = (regs2[3] & (1 << 20 )) >> 20;
}
}
+ else
+ {
+ info->Level = (regs2[0] >> 8) & 0xf; /* family */
+ }
}
}
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