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Merge pull request #1681 from martin-frbg/issue1671 

Add cpu identification via mfpvr call for the BSDs
This commit is contained in:
Martin Kroeker 2018-07-16 22:47:05 +02:00 committed by GitHub
parent d671870f5f 8d5b33b6be
commit e71d70ba87
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 46 additions and 0 deletions
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46
cpuid_power.c
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@ -142,6 +142,52 @@ int detect(void){
return CPUTYPE_PPC970;
#endif
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
int id;
id = __asm __volatile("mfpvr %0" : "=r"(id));
switch ( id >> 16 ) {
case 0x4e: // POWER9
return return CPUTYPE_POWER8;
break;
case 0x4d:
case 0x4b: // POWER8/8E
return CPUTYPE_POWER8;
break;
case 0x4a:
case 0x3f: // POWER7/7E
return CPUTYPE_POWER6;
break;
case 0x3e:
return CPUTYPE_POWER6;
break;
case 0x3a:
return CPUTYPE_POWER5;
break;
case 0x35:
case 0x38: // POWER4 /4+
return CPUTYPE_POWER4;
break;
case 0x40:
case 0x41: // POWER3 /3+
return CPUTYPE_POWER3;
break;
case 0x39:
case 0x3c:
case 0x44:
case 0x45:
return CPUTYPE_PPC970;
break;
case 0x70:
return CPUTYPE_CELL;
break;
case 0x8003:
return CPUTYPE_PPCG4;
break;
default:
return CPUTYPE_UNKNOWN;
}
#endif
}
void get_architecture(void){