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GetSystemInfo support for Darwin.

oldstable
Emmanuel Maillard 2004-04-21 22:22:09 +00:00 committed by Alexandre Julliard
parent e79ff70bf8
commit 9731286324
1 changed files with 113 additions and 0 deletions
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113
dlls/kernel/cpu.c
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@ -579,6 +579,119 @@ VOID WINAPI GetSystemInfo(
cachedsi.dwNumberOfProcessors = num;
}
memcpy(si,&cachedsi,sizeof(*si));
#elif defined (__APPLE__)
{
size_t valSize;
unsigned long long longVal;
int value;
int cputype;
valSize = sizeof(int);
if (sysctlbyname ("hw.optional.floatingpoint", &value, &valSize, NULL, 0) == 0)
{
if (value)
PF[PF_FLOATING_POINT_EMULATED] = FALSE;
else
PF[PF_FLOATING_POINT_EMULATED] = TRUE;
}
valSize = sizeof(int);
if (sysctlbyname ("hw.ncpu", &value, &valSize, NULL, 0) == 0)
cachedsi.dwNumberOfProcessors = value;
valSize = sizeof(int);
if (sysctlbyname ("hw.activecpu", &value, &valSize, NULL, 0) == 0)
cachedsi.dwActiveProcessorMask = value;
valSize = sizeof(int);
if (sysctlbyname ("hw.cputype", &cputype, &valSize, NULL, 0) == 0)
{
valSize = sizeof(int);
if (sysctlbyname ("hw.cpusubtype", &value, &valSize, NULL, 0) == 0)
{
switch (cputype)
{
case CPU_TYPE_POWERPC:
cachedsi.u.s.wProcessorArchitecture = PROCESSOR_ARCHITECTURE_PPC;
switch (value)
{
case CPU_SUBTYPE_POWERPC_601:
case CPU_SUBTYPE_POWERPC_602:
cachedsi.dwProcessorType = PROCESSOR_PPC_601;
cachedsi.wProcessorLevel = 1;
break;
case CPU_SUBTYPE_POWERPC_603:
cachedsi.dwProcessorType = PROCESSOR_PPC_603;
cachedsi.wProcessorLevel = 3;
break;
case CPU_SUBTYPE_POWERPC_603e:
case CPU_SUBTYPE_POWERPC_603ev:
cachedsi.dwProcessorType = PROCESSOR_PPC_603;
cachedsi.wProcessorLevel = 6;
break;
case CPU_SUBTYPE_POWERPC_604:
cachedsi.dwProcessorType = PROCESSOR_PPC_604;
cachedsi.wProcessorLevel = 4;
break;
case CPU_SUBTYPE_POWERPC_604e:
cachedsi.dwProcessorType = PROCESSOR_PPC_604;
cachedsi.wProcessorLevel = 9;
break;
case CPU_SUBTYPE_POWERPC_620:
cachedsi.dwProcessorType = PROCESSOR_PPC_620;
cachedsi.wProcessorLevel = 20;
break;
case CPU_SUBTYPE_POWERPC_750:
case CPU_SUBTYPE_POWERPC_7400:
case CPU_SUBTYPE_POWERPC_7450:
/* G3/G4 derivate from 603 so ... */
cachedsi.dwProcessorType = PROCESSOR_PPC_603;
cachedsi.wProcessorLevel = 6;
break;
case CPU_SUBTYPE_POWERPC_970:
cachedsi.dwProcessorType = PROCESSOR_PPC_604;
cachedsi.wProcessorLevel = 9;
/* :o) PF[PF_ALTIVEC_INSTRUCTIONS_AVAILABLE] ;-) */
break;
default: break;
}
break; /* CPU_TYPE_POWERPC */
case CPU_TYPE_I386:
cachedsi.u.s.wProcessorArchitecture = PROCESSOR_ARCHITECTURE_INTEL;
switch (value)
{
case CPU_SUBTYPE_386:
cachedsi.dwProcessorType = PROCESSOR_INTEL_386;
cachedsi.wProcessorLevel = 3;
break;
case CPU_SUBTYPE_486:
case CPU_SUBTYPE_486SX:
cachedsi.dwProcessorType = PROCESSOR_INTEL_486;
cachedsi.wProcessorLevel = 4;
break;
case CPU_SUBTYPE_586:
case CPU_SUBTYPE_PENTPRO:
cachedsi.dwProcessorType = PROCESSOR_INTEL_PENTIUM;
cachedsi.wProcessorLevel = 5;
break;
case CPU_SUBTYPE_PENTII_M3:
case CPU_SUBTYPE_PENTII_M5:
cachedsi.dwProcessorType = PROCESSOR_INTEL_PENTIUM;
cachedsi.wProcessorLevel = 5;
/* this should imply MMX */
PF[PF_MMX_INSTRUCTIONS_AVAILABLE] = TRUE;
break;
default: break;
}
break; /* CPU_TYPE_I386 */
default: break;
} /* switch (cputype) */
}
}
valSize = sizeof(longVal);
if (!sysctlbyname("hw.cpufrequency", &longVal, &valSize, NULL, 0))
cpuHz = longVal;
}
memcpy(si,&cachedsi,sizeof(*si));
#else
FIXME("not yet supported on this system\n");
#endif