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according to Intel/AMD official documentations, CPU family should be displayed as
the sum of CPUID's family field and extended family field when a CPU has a CPUID family 0xF. Patch by Zuxy <zuxy POIS meng AH gmail POIS com> Original thread: Date: Oct 2, 2005 11:08 AM Subject: [MPlayer-dev-eng] [Patch] Correction of P4 family CPUs detection in cputable.h git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16663 b3059339-0415-0410-9bf9-f77b7e298cf2
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@ -120,9 +120,12 @@ void GetCpuCaps( CpuCaps *caps)
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do_cpuid(0x00000001, regs2);
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caps->cpuType=(regs2[0] >> 8)&0xf;
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// see AMD64 Architecture Programmer's Manual, Volume 3: General-purpose and
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// System Instructions, Table 3-2: Effective family computation, page 120.
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if(caps->cpuType==0xf){
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// use extended family (P4, IA64)
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caps->cpuType=8+((regs2[0]>>20)&255);
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// use extended family (P4, IA64, K8)
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caps->cpuType=0xf+((regs2[0]>>20)&255);
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}
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caps->cpuStepping=regs2[0] & 0xf;
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