diff options
Diffstat (limited to 'cpudetect.c')
| -rw-r--r-- | cpudetect.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/cpudetect.c b/cpudetect.c index fbec0fabbe..0187a88a97 100644 --- a/cpudetect.c +++ b/cpudetect.c @@ -134,6 +134,26 @@ void GetCpuCaps( CpuCaps *caps) if (regs[1] == 0x68747541 && // AuthenticAMD regs[3] == 0x69746e65 && regs[2] == 0x444d4163) { + do_cpuid(0x00000001, regs2); + printf("CPU family: %d\n",(regs2[0] >> 8)&0xf); + switch ((regs2[0] >> 8)&0xf) { + case 3: + caps->cpuType=CPUTYPE_I386; + break; + case 4: + caps->cpuType=CPUTYPE_I486; + break; + case 5: + caps->cpuType=CPUTYPE_I586; + break; + case 6: + caps->cpuType=CPUTYPE_I686; + break; + default: + caps->cpuType=CPUTYPE_I386; + printf("Unknown cpu type, default to i386\n"); + break; + } do_cpuid(0x80000000, regs); printf("AMD cpuid-level: 0x%X\n",regs[0]); if (regs[0]>=0x80000001) { |