Извлечь информацию о процессоре

//Sometimes u need to know some information about the CPU 
//like: brand id, factory speed, wich instruction set supported etc. 
//If so, than u can use this code. 
//2002 by -=LTi=- 

unit
 main;

 interface


 uses

   Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
   StdCtrls, ExtCtrls;

 type

   Tfrm_main = class
(TForm)
     img_info: TImage;
     procedure
 FormShow(Sender: TObject);
   private

     { Private declarations }
   public

     { Public declarations }
     procedure
 info(s1, s2: string
);
   end
;

 var

   frm_main: Tfrm_main;
   gn_speed_y: Integer;
   gn_text_y: Integer;
 const

   gn_speed_x: Integer = 8;
   gn_text_x: Integer  = 15;
   gl_start: Boolean   = True;

 implementation


 {$R *.DFM}

 procedure
 Tfrm_main.FormShow(Sender: TObject);
 var

    _eax, _ebx, _ecx, _edx: Longword;
   i: Integer;
   b: Byte;
   b1: Word;
   s, s1, s2, s3, s_all: string
;
 begin

   //Set the startup colour of the image 
  img_info.Canvas.Brush.Color := clblue;
   img_info.Canvas.FillRect(rect(0, 0, img_info.Width, img_info.Height));


   gn_text_y := 5; //position of the 1st text 

  asm
                //asm call to the CPUID inst. 
    mov eax,0         //sub. func call 
    db $0F,$A2         //db $0F,$A2 = CPUID instruction 
    mov _ebx,ebx
     mov _ecx,ecx
     mov _edx,edx
   end
;

   for
 i := 0 to
 3 do
   //extract vendor id 
  begin

     b := lo(_ebx);
     s := s + chr(b);
     b := lo(_ecx);
     s1:= s1 + chr(b);
     b := lo(_edx);
     s2:= s2 + chr(b);
     _ebx := _ebx shr
 8;
     _ecx := _ecx shr
 8;
     _edx := _edx shr
 8;
   end
;
   info('CPU', '');
   info('   - ' + 'Vendor ID: ', s + s2 + s1);

   asm

     mov eax,1
     db $0F,$A2
     mov _eax,eax
     mov _ebx,ebx
     mov _ecx,ecx
     mov _edx,edx
   end
;
   //06B1 
  //|0000| |0000 0000| |0000| |00| |00| |0110| |1011| |0001| 
  b := lo(_eax) and
 15;
   info('   - ' + 'Stepping ID: ', IntToStr(b));
   b := lo(_eax) shr
 4;
   info('   - ' + 'Model Number: ', IntToHex(b, 1));
   b := hi(_eax) and
 15;
   info('   - ' + 'Family Code: ', IntToStr(b));
   b := hi(_eax) shr
 4;
   info('   - ' + 'Processor Type: ', IntToStr(b));
   //31.   28. 27.   24. 23.   20. 19.   16. 
  //  0 0 0 0   0 0 0 0   0 0 0 0   0 0 0 0 
  b := lo((_eax shr
 16)) and
 15;
   info('   - ' + 'Extended Model: ', IntToStr(b));

   b := lo((_eax shr
 20));
   info('   - ' + 'Extended Family: ', IntToStr(b));

   b := lo(_ebx);
   info('   - ' + 'Brand ID: ', IntToStr(b));
   b := hi(_ebx);
   info('   - ' + 'Chunks: ', IntToStr(b));
   b := lo(_ebx shr
 16);
   info('   - ' + 'Count: ', IntToStr(b));
   b := hi(_ebx shr
 16);
   info('   - ' + 'APIC ID: ', IntToStr(b));

   //Bit 18 =? 1     //is serial number enabled? 
  if
 (_edx and
 $40000) = $40000 then

     info('   - ' + 'Serial Number ', 'Enabled')
   else

      info('   - ' + 'Serial Number ', 'Disabled');

   s := IntToHex(_eax, 8);
   asm
                  //determine the serial number 
    mov eax,3
     db $0F,$A2
     mov _ecx,ecx
     mov _edx,edx
   end
;
   s1 := IntToHex(_edx, 8);
   s2 := IntToHex(_ecx, 8);
   Insert('-', s, 5);
   Insert('-', s1, 5);
   Insert('-', s2, 5);
   info('   - ' + 'Serial Number: ', s + '-' + s1 + '-' + s2);

   asm

     mov eax,1
     db $0F,$A2
     mov _edx,edx
   end
;
   info('', '');
   //Bit 23 =? 1 
  if
 (_edx and
 $800000) = $800000 then

     info('MMX ', 'Supported')
   else

      info('MMX ', 'Not Supported');

   //Bit 24 =? 1 
  if
 (_edx and
 $01000000) = $01000000 then

     info('FXSAVE & FXRSTOR Instructions ', 'Supported')
   else

      info('FXSAVE & FXRSTOR Instructions Not ', 'Supported');

   //Bit 25 =? 1 
  if
 (_edx and
 $02000000) = $02000000 then

     info('SSE ', 'Supported')
   else

      info('SSE ', 'Not Supported');

   //Bit 26 =? 1 
  if
 (_edx and
 $04000000) = $04000000 then

     info('SSE2 ', 'Supported')
   else

      info('SSE2 ', 'Not Supported');

   info('', '');

   asm
     //execute the extended CPUID inst. 
    mov eax,$80000000   //sub. func call 
    db $0F,$A2
     mov _eax,eax
   end
;

   if
 _eax > $80000000 then
  //any other sub. funct avail. ? 
  begin

     info('Extended CPUID: ', 'Supported');
     info('   - Largest Function Supported: ', IntToStr(_eax - $80000000));
     asm
     //get brand ID 
      mov eax,$80000002
       db $0F
       db $A2
       mov _eax,eax
       mov _ebx,ebx
       mov _ecx,ecx
       mov _edx,edx
     end
;
     s  := '';
     s1 := '';
     s2 := '';
     s3 := '';
     for
 i := 0 to
 3 do

     begin

       b := lo(_eax);
       s3:= s3 + chr(b);
       b := lo(_ebx);
       s := s + chr(b);
       b := lo(_ecx);
       s1 := s1 + chr(b);
       b := lo(_edx);
       s2 := s2 + chr(b);
       _eax := _eax shr
 8;
       _ebx := _ebx shr
 8;
       _ecx := _ecx shr
 8;
       _edx := _edx shr
 8;
     end
;

     s_all := s3 + s + s1 + s2;

     asm

       mov eax,$80000003
       db $0F
       db $A2
       mov _eax,eax
       mov _ebx,ebx
       mov _ecx,ecx
     mov _edx,edx
     end
;
     s  := '';
     s1 := '';
     s2 := '';
     s3 := '';
     for
 i := 0 to
 3 do

     begin

       b := lo(_eax);
       s3 := s3 + chr(b);
       b := lo(_ebx);
       s := s + chr(b);
       b := lo(_ecx);
       s1 := s1 + chr(b);
       b := lo(_edx);
       s2 := s2 + chr(b);
       _eax := _eax shr
 8;
       _ebx := _ebx shr
 8;
       _ecx := _ecx shr
 8;
       _edx := _edx shr
 8;
     end
;
     s_all := s_all + s3 + s + s1 + s2;

     asm

       mov eax,$80000004
       db $0F
       db $A2
       mov _eax,eax
       mov _ebx,ebx
       mov _ecx,ecx
       mov _edx,edx
     end
;
     s  := '';
     s1 := '';
     s2 := '';
     s3 := '';
     for
 i := 0 to
 3 do

     begin

       b  := lo(_eax);
       s3 := s3 + chr(b);
       b := lo(_ebx);
       s := s + chr(b);
       b := lo(_ecx);
       s1 := s1 + chr(b);
       b  := lo(_edx);
       s2 := s2 + chr(b);
       _eax := _eax shr
 8;
       _ebx := _ebx shr
 8;
       _ecx := _ecx shr
 8;
       _edx := _edx shr
 8;
     end
;
     info('Brand String: ', '');
     if
 s2[Length(s2)] = #0 then
 setlength(s2, Length(s2) - 1);
     info('', '   - ' + s_all + s3 + s + s1 + s2);
   end

   else

      info('   - Extended CPUID ', 'Not Supported.');
 end
;

 procedure
 Tfrm_main.info(s1, s2: string
);
 begin

   if
 s1 <> '' then

   begin

     img_info.Canvas.Brush.Color := clblue;
     img_info.Canvas.Font.Color  := clyellow;
     img_info.Canvas.TextOut(gn_text_x, gn_text_y, s1);
   end
;
   if
 s2 <> '' then

   begin

     img_info.Canvas.Brush.Color := clblue;
     img_info.Canvas.Font.Color  := clWhite;
     img_info.Canvas.TextOut(gn_text_x + img_info.Canvas.TextWidth(s1), gn_text_y, s2);
   end
;
   Inc(gn_text_y, 13);
 end
;

 end
.

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