diff options
| -rw-r--r-- | sys/ia64/ia64/machdep.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/sys/ia64/ia64/machdep.c b/sys/ia64/ia64/machdep.c index 3cfad75..23fbfcc 100644 --- a/sys/ia64/ia64/machdep.c +++ b/sys/ia64/ia64/machdep.c @@ -353,7 +353,41 @@ again: static void identifycpu(void) { - /* print cpu type & version */ + char vendor[17]; + u_int64_t t; + int number, revision, model, family, archrev; + u_int64_t features; + char familyname[20]; + + /* + * Assumes little-endian. + */ + *(u_int64_t *) &vendor[0] = ia64_get_cpuid(0); + *(u_int64_t *) &vendor[8] = ia64_get_cpuid(1); + vendor[16] = '\0'; + + t = ia64_get_cpuid(3); + number = (t >> 0) & 0xff; + revision = (t >> 8) & 0xff; + model = (t >> 16) & 0xff; + family = (t >> 24) & 0xff; + archrev = (t >> 32) & 0xff; + + if (family == 0x7) + strcpy(familyname, "Itanium"); + else if (family == 0x1f) + strcpy(familyname, "McKinley"); + else + snprintf(familyname, sizeof(familyname), "Family=%d", family); + + features = ia64_get_cpuid(4); + + printf("CPU: %s\n", familyname); + printf(" Origin = \"%s\" Model = %d Revision = %d\n", + vendor, model, revision); + printf(" Features = 0x%b\n", (u_int32_t) features, + "\020" + "\001LB"); } extern char kernel_text[], _end[]; |
