From ac9e6666a3a977c5d2aaeaf624a976ee0f5e7f3b Mon Sep 17 00:00:00 2001 From: gpoirier Date: Tue, 4 Oct 2005 21:06:07 +0000 Subject: 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 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 --- cpudetect.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/cpudetect.c b/cpudetect.c index af85c7fdab..09fe43d323 100644 --- a/cpudetect.c +++ b/cpudetect.c @@ -120,9 +120,12 @@ void GetCpuCaps( CpuCaps *caps) do_cpuid(0x00000001, regs2); caps->cpuType=(regs2[0] >> 8)&0xf; + +// see AMD64 Architecture Programmer's Manual, Volume 3: General-purpose and +// System Instructions, Table 3-2: Effective family computation, page 120. if(caps->cpuType==0xf){ - // use extended family (P4, IA64) - caps->cpuType=8+((regs2[0]>>20)&255); + // use extended family (P4, IA64, K8) + caps->cpuType=0xf+((regs2[0]>>20)&255); } caps->cpuStepping=regs2[0] & 0xf; -- cgit v1.2.3