{
unsigned int ret;
unsigned int dummy2, dummy3, dummy4;
+#if DARWIN
asm volatile (
- "cpuid"
+ "pushl %%ebx \n"
+ "cpuid \n"
+ "movl %%ebx, %1 \n"
+ "popl %%ebx \n"
+ : "=a" (ret), "=r" (dummy2), "=c" (dummy3), "=d" (dummy4)
+ : "a" (op)
+ : "cc"
+ );
+#else
+ asm volatile (
+ "cpuid"
: "=a" (ret), "=b" (dummy2), "=c" (dummy3), "=d" (dummy4)
: "a" (op)
+ : "cc"
);
+#endif
return ret;
}
+#ifndef DARWIN
int msr_readerror = 0;
msr_t rdmsr(int addr)
return msr;
}
+#endif
int print_intel_core_msrs(void)
{
return -1;
}
+#ifndef DARWIN
fd_msr = open("/dev/cpu/0/msr", O_RDWR);
if (fd_msr < 0) {
perror("Error while opening /dev/cpu/0/msr");
printf("Did you run 'modprobe msr'?\n");
return -1;
}
+#endif
printf("\n===================== SHARED MSRs (All Cores) =====================\n");
close(fd_msr);
for (core = 0; core < 8; core++) {
+#ifndef DARWIN
char msrfilename[64];
memset(msrfilename, 0, 64);
sprintf(msrfilename, "/dev/cpu/%d/msr", core);
*/
if (fd_msr < 0)
break;
-
+#endif
printf("\n====================== UNIQUE MSRs (core %d) ======================\n", core);
for (i = 0; i < cpu->num_per_core_msrs; i++) {
cpu->per_core_msrs[i].number, msr.hi, msr.lo,
cpu->per_core_msrs[i].name);
}
-
+#ifndef DARWIN
close(fd_msr);
+#endif
}
+#ifndef DARWIN
if (msr_readerror)
printf("\n(*) Some MSRs could not be read. The marked values are unreliable.\n");
-
+#endif
return 0;
}