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Moved to asm cpuid call. Support for CPU name string. Output skecth on main

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Dr-Noob
2018-03-24 23:57:49 +01:00
parent 7afefdb672
commit 97e21a64ba
7 changed files with 132 additions and 16 deletions
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77
extended.c Normal file
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@@ -0,0 +1,77 @@
#include "extended.h"
char* getCPUName() {
unsigned eax, ebx, ecx, edx;
//First, check we can use extended
eax = 0x80000000;
cpuid(&eax, &ebx, &ecx, &edx);
if(eax < 0x80000001)
return NULL;
//We can, fetch name
char* name = malloc(sizeof(char)*64);
eax = 0x80000002;
cpuid(&eax, &ebx, &ecx, &edx);
name[__COUNTER__] = eax & MASK;
name[__COUNTER__] = (eax>>8) & MASK;
name[__COUNTER__] = (eax>>16) & MASK;
name[__COUNTER__] = (eax>>24) & MASK;
name[__COUNTER__] = ebx & MASK;
name[__COUNTER__] = (ebx>>8) & MASK;
name[__COUNTER__] = (ebx>>16) & MASK;
name[__COUNTER__] = (ebx>>24) & MASK;
name[__COUNTER__] = ecx & MASK;
name[__COUNTER__] = (ecx>>8) & MASK;
name[__COUNTER__] = (ecx>>16) & MASK;
name[__COUNTER__] = (ecx>>24) & MASK;
name[__COUNTER__] = edx & MASK;
name[__COUNTER__] = (edx>>8) & MASK;
name[__COUNTER__] = (edx>>16) & MASK;
name[__COUNTER__] = (edx>>24) & MASK;
eax = 0x80000003;
cpuid(&eax, &ebx, &ecx, &edx);
name[__COUNTER__] = eax & MASK;
name[__COUNTER__] = (eax>>8) & MASK;
name[__COUNTER__] = (eax>>16) & MASK;
name[__COUNTER__] = (eax>>24) & MASK;
name[__COUNTER__] = ebx & MASK;
name[__COUNTER__] = (ebx>>8) & MASK;
name[__COUNTER__] = (ebx>>16) & MASK;
name[__COUNTER__] = (ebx>>24) & MASK;
name[__COUNTER__] = ecx & MASK;
name[__COUNTER__] = (ecx>>8) & MASK;
name[__COUNTER__] = (ecx>>16) & MASK;
name[__COUNTER__] = (ecx>>24) & MASK;
name[__COUNTER__] = edx & MASK;
name[__COUNTER__] = (edx>>8) & MASK;
name[__COUNTER__] = (edx>>16) & MASK;
name[__COUNTER__] = (edx>>24) & MASK;
eax = 0x80000004;
cpuid(&eax, &ebx, &ecx, &edx);
name[__COUNTER__] = eax & MASK;
name[__COUNTER__] = (eax>>8) & MASK;
name[__COUNTER__] = (eax>>16) & MASK;
name[__COUNTER__] = (eax>>24) & MASK;
name[__COUNTER__] = ebx & MASK;
name[__COUNTER__] = (ebx>>8) & MASK;
name[__COUNTER__] = (ebx>>16) & MASK;
name[__COUNTER__] = (ebx>>24) & MASK;
name[__COUNTER__] = ecx & MASK;
name[__COUNTER__] = (ecx>>8) & MASK;
name[__COUNTER__] = (ecx>>16) & MASK;
name[__COUNTER__] = (ecx>>24) & MASK;
name[__COUNTER__] = edx & MASK;
name[__COUNTER__] = (edx>>8) & MASK;
name[__COUNTER__] = (edx>>16) & MASK;
name[__COUNTER__] = (edx>>24) & MASK;
name[__COUNTER__] = '\0';
return name;
}