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zsglly

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[½»Á÷] ÔõÑùÓóÌÐòÈ¡µÃCPUÐÅÏ¢

ºÜ ¶à Èí ¼þ ¿É ÒÔ ÅÐ ¶ÏËù ÔË ÐÐ µÄ µç ÄÔ Àà ÐÍ ¶ø ×Ô ¶¯ ×ö ²» ͬ µÄ
´¦ Àí¡£ ÈçPhotoShop 5 ¿É ÒÔ Ì½ ²âCPU ÊÇ ·ñ ÓÐMMX Ö§ ³Ö ¶ø µ÷ Óà ²»
ͬ µÄ ´¦ Àí º¯Êý£¬¡¶ ½ð ɽ ´Ê °Ô¡· ·¢ ÏÖ ÓÐMMX Ö§ ³Ö »á ²ú Éú °ë ͸
Ã÷ µÄ·­ Òë Ìá ʾ£¬ ºÜ ¶à Èí ¼þ ¿É ÒÔ Çø ·ÖIntel,Cyrix,AMD µÄCPU...

ÏÖ ÔÚ£¬ ÇÒ Èà ÎÒ Ï¸ ϸµÀ À´ Èç ºÎ Èà Äã ÔÚ ×Ô ¼º µÄ ³Ì Ðò ÖÐ È¡  
µÃCPU ЊϢ¡£

Ö÷ Òª ¿É Àû Óà Àû ÓÃCPUID »ã ±à Ö¸ Áî( »ú Æ÷ Âë:0FH A2H, Èç ¹û Äã  
µÄ ±à Òë Æ÷ ²» Ö§ ³ÖCPUID Ö¸ Á Ö» ÓÐemit »ú Æ÷ Âë ÁË) ¸Ã Ö¸ Áî  
¿É ÒÔ ±» Èç ÏÂCPU ʶ±ð

Intel 486 ÒÔ ÉÏ µÄCPU,
Cyrix M1 ÒÔ ÉÏ µÄCPU,
AMD Am486 ÒÔ ÉÏ µÄCPU

(1) È¡CPU OEM ×Ö ·û ´®, ÅÐ ¶ÏCPU ³§ÉÌ

ÏÈ ÈÃEAX=0£¬ ÔÙ µ÷ ÓÃCPUID

Inel µÄCPU ½« ·µ »Ø:

EBX:756E6547H 'Genu'
EDX:49656E69H 'ineI'
ECX:6C65746EH 'ntel'
EBX,EDX,ECX ½« Á¬ ³É"GenuineIntel", Õæ Õý µÄIntel¡£
Cyrix µÄCPU ½« ·µ »Ø:
EBX:43797269H
EDX:78496E73H
ECX:74656164H
"CyrixInstead"£¬"Cyrix À´ ´ú Ìæ"¡£
AMD µÄCPU ½« ·µ »Ø:
EBX:41757468H
EDX:656E7469H
ECX:63414D44H
"AuthenticAMD"£¬ ¿É ÐÅ µÄAMD¡£

ÔÚWindows98 ÖУ¬ Óà ÓÒ ¼ü µ¥ »÷" ÎÒ µÄ µç ÄÔ"£¬ Ñ¡ Ôñ" Êô ÐÔ- ³£ ¹æ"  
ÔÚ ¼Æ Ëã »úÃè Êö ´¦ ¾Í ¿É ¿´ ¼ûCPU OEM ×Ö ·û ´®¡£

(2)CPU µ½ µ× ÊÇ ¼¸86, ÊÇ ·ñ Ö§ ³ÖMMX

ÏÈ ÈÃEAX=1£¬ ÔÙ µ÷ ÓÃCPUID

EAX µÄ 8 µ½11 λ ¾Í ±í Ã÷ ÊÇ ¼¸86

3 - 386
4 - i486
5 - Pentium
6 - Pentium Pro Pentium II
2 - Dual Processors
EDX µÄ µÚ0 λ£º ÓÐ ÎÞFPU

EDX µÄ µÚ23 λ:CPU ÊÇ ·ñ Ö§ ³ÖIA MMX, ºÜ ÖØ Òª °¡ £¡ Èç ¹û Äã Ïë Óà 
ÄÇ57 Ìõ РÔö µÄ Ö¸ Áî, ÏÈ ¼ì²é Õâ Ò» λ °É£¬ ·ñ Ôò ¾Í µÈ ×Å ¿´Windows  
µÄ" ¸Ã ³Ì Ðò Ö´ÐÐ ÁË ·Ç ·¨ Ö¸ Á ½« ±» ¹Ø ±Õ" °É¡£

(3) ר ÃÅ ¼ì ²â ÊÇ ·ñP6 ¼Ü ¹¹

ÏÈ ÈÃEAX=1£¬ ÔÙ µ÷ ÓÃCPUID

Èç ¹ûAL=1, ¾Í ÊÇPentium Pro »òPentium II

(4) ר ÃÅ ¼ì ²âAMD µÄCPU ЊϢ

ÏÈ ÈÃEAX=80000001H£¬ ÔÙ µ÷ ÓÃCPUID

Èç ¹ûEAX=51H, ÊÇAMD K5

Èç ¹ûEAX=66H, ÊÇK6

K7 ÊÇ Ê² ô ±ê Ö¾£¬ Ö» ÓÐ µÈ ´ó ¼ÒÄà µ½K7 µÄ о Ô٠˵ ÁË¡£

EDX µÚ0 λ: ÊÇ ·ñ ÓÐFPU( ¶à Óà µÄ £¡Ë­ Óà ¹ý ûFPU µÄK5,K6?)

EDX µÚ23 룬CPU ÊÇ ·ñ Ö§ ³ÖMMX,

³Ì Ðò Èç ÏÂ: ÊÇC++Builder µÄ ¿Ø ÖÆÌ¨ ³Ì Ðò, ¿É ÒÔ ¸ø ³ö Äã µÄ" ÐÄ"
µÄ ЊϢ¡£ Èç ¹û °ÑÕâ ¸ö ¼¼ Êõ Óà ÓÚDLL ÖУ¬ ±ã ¿É ÒÔ Ê¹VB ³Ì Ðò  
Ò² Öª µÀ" ÐÄ" µÄ ЊϢ¡£

//--CPUID Instruction Demo Program
#include  

#include  

#pragma hdrstop
//----
#pragma inline
#pragma argsused
int main(int argc, char **argv)
{
char OEMString[13];

int iEAXValue,iEBXValue,iECXValue,iEDXValue;
_asm {
   mov eax,0
   cpuid
   mov DWORD PTR OEMString,ebx
   mov DWORD PTR OEMString+4,edx
   mov DWORD PTR OEMString+8,ecx
   mov BYTE PTR OEMString+12,0
   }

cout< < "This CPU 's OEM String is:"< < OEMString< < endl;

_asm {
   mov eax,1
   cpuid
   mov iEAXValue,eax
   mov iEBXValue,ebx
   mov iECXValue,ecx
   mov iEDXValue,edx
   }

if(iEDXValue&0x800000)
cout < < "This is MMX CPU"< < endl;
else
cout < < "None MMX Support."< < endl;

int iCPUFamily=(0xf00 & iEAXValue) > >8;
cout < < "CPU Family is:"< < iCPUFamily< < endl;

_asm{
   mov eax,2
    CPUID
}
if(_AL==1)
cout < < "Pentium Pro or Pentium II Found";

getch();
       return 0;
}



To cncqnet£º¾ÍÕâˮƽÁË£¬Ã»·¨ÔÙ¾ßÌåÁË£¬¼ûÁ£¡

[ Last edited by »ÃÓ°ÎÞºÛ on 2006-11-17 at 08:18 ]
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wlyong57036

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2Â¥2005-12-30 09:17:48
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cncqnet

Òø³æ (СÓÐÃûÆø)

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3Â¥2005-12-30 13:54:24
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