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Implemented GetSystemInfo on NetBSD.

This commit is contained in:
Yorick Hardy 2003-05-20 17:48:40 +00:00 committed by Alexandre Julliard
parent c00a4473bd
commit b133454a2e
4 changed files with 108 additions and 2 deletions
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2
configure vendored
View File

@ -13237,6 +13237,7 @@ done
for ac_header in \
@ -13261,6 +13262,7 @@ for ac_header in \
linux/param.h \
linux/serial.h \
linux/ucdrom.h \
machine/cpu.h \
netdb.h \
netinet/in.h \
netinet/in_systm.h \

1
configure.ac
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@ -978,6 +978,7 @@ AC_CHECK_HEADERS(\
linux/param.h \
linux/serial.h \
linux/ucdrom.h \
machine/cpu.h \
netdb.h \
netinet/in.h \
netinet/in_systm.h \

3
include/config.h.in
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@ -302,6 +302,9 @@
/* Define to 1 if you have the `lstat' function. */
#undef HAVE_LSTAT
/* Define to 1 if you have the <machine/cpu.h> header file. */
#undef HAVE_MACHINE_CPU_H
/* Define to 1 if you have the <machine/soundcard.h> header file. */
#undef HAVE_MACHINE_SOUNDCARD_H

104
misc/cpu.c
View File

@ -22,6 +22,16 @@
#include "config.h"
#include "wine/port.h"
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
#ifdef HAVE_SYS_SYSCTL_H
# include <sys/sysctl.h>
#endif
#ifdef HAVE_MACHINE_CPU_H
# include <machine/cpu.h>
#endif
#include <ctype.h>
#include <string.h>
#include <stdio.h>
@ -268,9 +278,99 @@ VOID WINAPI GetSystemInfo(
fclose (f);
}
memcpy(si,&cachedsi,sizeof(*si));
#else /* linux */
#elif defined (__NetBSD__)
{
int mib[2];
int value[2];
char model[256];
char *cpuclass;
FILE *f = fopen ("/var/run/dmesg.boot", "r");
/* first deduce as much as possible from the sysctls */
mib[0] = CTL_MACHDEP;
#ifdef CPU_FPU_PRESENT
mib[1] = CPU_FPU_PRESENT;
value[1] = sizeof(int);
if (sysctl(mib, 2, value, value+1, NULL, 0) >= 0)
if (value) PF[PF_FLOATING_POINT_EMULATED] = FALSE;
else PF[PF_FLOATING_POINT_EMULATED] = TRUE;
#endif
#ifdef CPU_SSE
mib[1] = CPU_SSE; /* this should imply MMX */
value[1] = sizeof(int);
if (sysctl(mib, 2, value, value+1, NULL, 0) >= 0)
if (value) PF[PF_MMX_INSTRUCTIONS_AVAILABLE] = TRUE;
#endif
#ifdef CPU_SSE2
mib[1] = CPU_SSE2; /* this should imply MMX */
value[1] = sizeof(int);
if (sysctl(mib, 2, value, value+1, NULL, 0) >= 0)
if (value) PF[PF_MMX_INSTRUCTIONS_AVAILABLE] = TRUE;
#endif
mib[0] = CTL_HW;
mib[1] = HW_NCPU;
value[1] = sizeof(int);
if (sysctl(mib, 2, value, value+1, NULL, 0) >= 0)
if (value[0] > cachedsi.dwNumberOfProcessors)
cachedsi.dwNumberOfProcessors = value[0];
mib[1] = HW_MODEL;
value[1] = 255;
if (sysctl(mib, 2, model, value+1, NULL, 0) >= 0) {
model[value[1]] = '\0'; /* just in case */
cpuclass = strstr(model, "-class");
if (cpuclass != NULL) {
while(cpuclass > model && cpuclass[0] != '(') cpuclass--;
if (!strncmp(cpuclass+1, "386", 3)) {
cachedsi.dwProcessorType = PROCESSOR_INTEL_386;
cachedsi.wProcessorLevel= 3;
}
if (!strncmp(cpuclass+1, "486", 3)) {
cachedsi.dwProcessorType = PROCESSOR_INTEL_486;
cachedsi.wProcessorLevel= 4;
}
if (!strncmp(cpuclass+1, "586", 3)) {
cachedsi.dwProcessorType = PROCESSOR_INTEL_PENTIUM;
cachedsi.wProcessorLevel= 5;
}
if (!strncmp(cpuclass+1, "686", 3)) {
cachedsi.dwProcessorType = PROCESSOR_INTEL_PENTIUM;
cachedsi.wProcessorLevel= 5;
/* this should imply MMX */
PF[PF_MMX_INSTRUCTIONS_AVAILABLE] = TRUE;
}
}
}
/* it may be worth reading from /var/run/dmesg.boot for
additional information such as CX8, MMX and TSC
(however this information should be considered less
reliable than that from the sysctl calls) */
if (f != NULL)
{
while (fgets(model, 255, f) != NULL) {
if (sscanf(model,"cpu%d: features %x<", value, value+1) == 2) {
/* we could scan the string but it is easier
to test the bits directly */
if (value[1] & 0x1)
PF[PF_FLOATING_POINT_EMULATED] = TRUE;
if (value[1] & 0x10)
PF[PF_RDTSC_INSTRUCTION_AVAILABLE] = TRUE;
if (value[1] & 0x100)
PF[PF_COMPARE_EXCHANGE_DOUBLE] = TRUE;
if (value[1] & 0x800000)
PF[PF_MMX_INSTRUCTIONS_AVAILABLE] = TRUE;
break;
}
}
fclose(f);
}
}
memcpy(si,&cachedsi,sizeof(*si));
#else /* !linux && !__NetBSD__ */
FIXME("not yet supported on this system\n");
#endif /* !linux */
#endif /* !linux && !__NetBSD__ */
TRACE("<- CPU arch %d, res'd %d, pagesize %ld, minappaddr %p, maxappaddr %p,"
" act.cpumask %08lx, numcpus %ld, CPU type %ld, allocgran. %ld, CPU level %d, CPU rev %d\n",
si->u.s.wProcessorArchitecture, si->u.s.wReserved, si->dwPageSize,