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Added preliminary cpuid_info() display. Still lacks cache infos.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2187 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
François Revol 2002-12-08 19:22:08 +00:00
parent 6b9975f47f
commit a2ee26282e
1 changed files with 93 additions and 0 deletions
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93
src/apps/bin/sysinfo.c
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@ -74,6 +74,99 @@ static void dump_cpu(system_info *info)
info->id[0], info->id[1]);
for (i = 0; i < info->cpu_count; i++) {
/* note: the R5 cpuid_info() doesn't failed when asked for a cpu > cpu_count */
/* indeed it should return EINVAL */
/* references:
* http://grafi.ii.pw.edu.pl/gbm/x86/cpuid.html
*/
cpuid_info cpuii[5];
cpuid_info cpuiie[5]; /* Extended CPUID */
int max_eax, max_eeax = 0;
status_t ret;
int j;
ret = get_cpuid(&cpuii[0], 0, i);
if (ret != B_OK) {
fprintf(stderr, "cpuid_info(, %ld, %ld): error 0x%08lx\n", 0, i, ret);
break;
}
max_eax = cpuii[0].eax_0.max_eax;
if (max_eax >= 500)
max_eax = 0; /* old Pentium sample chips has cpu signature here */
for (j = 1; j <= max_eax && j < 5; j++) {
ret = get_cpuid(&cpuii[j], j, i);
if (ret != B_OK) {
fprintf(stderr, "cpuid_info(, %ld, %ld): error 0x%08lx\n", j, i, ret);
break;
}
}
/* Extended CPUID: add more checks */
if ((!strncmp(cpuii[0].eax_0.vendorid, "AuthenticAMD", 12)
&& cpuii[1].eax_1.family >= 5, cpuii[1].eax_1.model >= 1)) {
ret = get_cpuid(&cpuiie[0], 0x80000000, i);
if (ret != B_OK) {
fprintf(stderr, "cpuid_info(, %ld, %ld): error 0x%08lx\n", 0, i, ret);
break;
}
max_eeax = cpuiie[0].eax_0.max_eax & 0x0ff;
}
for (j = 1; j <= max_eeax && j < 5; j++) {
ret = get_cpuid(&cpuiie[j], 0x80000000+j, i);
if (ret != B_OK) {
fprintf(stderr, "cpuid_info(, %ld, %ld): error 0x%08lx\n", 0x80000000+j, i, ret);
break;
}
}
//printf("max_eax=%ld, max_eeax=%ld\n", max_eax, max_eeax);
printf("CPU #%d: %.12s\n", i, cpuii[0].eax_0.vendorid);
if (max_eax == 0)
break;
printf("\ttype %u, family %u, model %u, stepping %u, features 0x%08x\n",
cpuii[1].eax_1.type,
cpuii[1].eax_1.family,
cpuii[1].eax_1.model,
cpuii[1].eax_1.stepping,
cpuii[1].eax_1.features);
/* Extended CPUID */
if (max_eeax > 0) {
printf("\tExtended information:\n");
printf("\ttype %u, family %u, model %u, stepping %u, features 0x%08x\n",
cpuiie[1].eax_1.type,
cpuiie[1].eax_1.family,
cpuiie[1].eax_1.model,
cpuiie[1].eax_1.stepping,
cpuiie[1].eax_1.features);
}
if (max_eeax > 1) {
char cpuname[50];
memset(cpuname, 0, 50);
memcpy(cpuname, &cpuiie[2].regs.eax, 4);
memcpy(cpuname+4, &cpuiie[2].regs.ebx, 4);
memcpy(cpuname+8, &cpuiie[2].regs.ecx, 4);
memcpy(cpuname+12, &cpuiie[2].regs.edx, 4);
memcpy(cpuname+16, &cpuiie[3].regs.eax, 4);
memcpy(cpuname+20, &cpuiie[3].regs.ebx, 4);
memcpy(cpuname+24, &cpuiie[3].regs.ecx, 4);
memcpy(cpuname+28, &cpuiie[3].regs.edx, 4);
memcpy(cpuname+32, &cpuiie[4].regs.eax, 4);
memcpy(cpuname+36, &cpuiie[4].regs.ebx, 4);
memcpy(cpuname+40, &cpuiie[4].regs.ecx, 4);
memcpy(cpuname+44, &cpuiie[4].regs.edx, 4);
printf("\tName: %s\n", cpuname);
}
if (max_eax == 1)
break;
if (max_eax == 2)
break;
//Serial number: %04X-%04X-%04X-%04X-%04X-%04X
if (max_eax == 3)
break;
/* TODO: printf("CPU #%d: %s\n", i, ); */
}
printf("\n");