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Mail Archives: djgpp/1999/10/21/23:50:09

Message-ID: <000601bf1c34$dd64a160$ad887fc0@tanes73>
From: "Tanes Sriviroolchai" <g39tsv AT cpu200 DOT cp DOT eng DOT chula DOT ac DOT th>
To: <djgpp AT delorie DOT com>, <prashant_tr AT yahoo DOT com>
References: <19991021105944 DOT 2777 DOT rocketmail AT web1001 DOT mail DOT yahoo DOT com>
Subject: Re: HELLO! Anyone with a 486DX4 ?
Date: Fri, 22 Oct 1999 09:25:44 +0700
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Reply-To: djgpp AT delorie DOT com

On 486DX-4 100 MHz, the program gives:

CPUID level = 1
CPUID value = 480

Regards,
Tanes Sriviroolchai

----- Original Message ----- 
From: Prashant TR <prashant_tr AT yahoo DOT com>
Newsgroups: comp.os.msdos.djgpp
To: <djgpp AT delorie DOT com>
Sent: Thursday, October 21, 1999 5:59 PM
Subject: HELLO! Anyone with a 486DX4 ?


> 
> Hi everyone,
> 
>    I needed to get some details about the CPU
> information on a 486DX4. I couldn't find one to test
> this. I would be grateful if you guys could send me
> the output of this program to me. People with access
> to any 486s can also send me the reports.
> 
> Here it is:
> -----------
> #include <stdio.h>
> 
> unsigned idflag()
> {
>  register unsigned long eax __asm__("ax");
> 
>  asm("pushfl;
>       popl   %eax;
>       orl    $0x200000, %eax;
>       pushl  %eax;
>       popfl;
>       pushfl;
>       popl  %eax;
>       andl  $0x200000, %eax;");
> 
>  return (eax);
> }
> 
> unsigned long cpuid(unsigned fn)
> {
>  register unsigned long eax __asm__("ax");
> 
>  eax = fn;
>  __asm__("pushl %ebx;
>           pushl %ecx;
>           pushl %edx;
>           cpuid;
>           popl  %edx;
>           popl  %ecx;
>           popl  %ebx");
>  return (eax);
> }
> 
> int main()
> {
>  register int level;
> 
>  if (!idflag()) {
>     printf("Sorry! No CPUID.\n");
>     return 0;
>  }
> 
>  printf("CPUID level = %d\n", level = cpuid(0));
>  if (level) printf("CPUID value = %lX\n", cpuid(1));
>  return 0;
> }
> -----------
> 
> Thank in advance.
> If possible, please CC to me as well.
> 
> ----
> Prashant TR
> __________________________________________________
> Do You Yahoo!?
> Bid and sell for free at http://auctions.yahoo.com

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