 SU.HARDW.PC.CPU (2:5020/299)  SU.HARDW.PC.CPU 
 From : Andrey Davliatov                    2:5030/392      Mon 04 Mar 96 08:46 
 Subj : Re: ᮢ,祭  p!!                                       

ਢ Vsevolod!

 FAQ ⠢  , ⮬ p pp.

   襫 㬥   :
>AMD 5x86 microprocessor family
>Publication #19751 Rev : B Amendment/0
>IIssue date : December 1995

    訡   㢠 ALL.
   㣮 㬥 ,  ⠪  ⠬  ⨬ CPU ⠢ 
⥭쪨 FAQ.

 ᬠਢ  FAQ'e.

1.  ⠪ AMD 5x86 ?
2.  ᭮ ࠪ⨪   ?
3.   㪢 祭   ?
4.  ਠ  AMD 5x86  ?
5.  ᪨ ࠬ   AMD ?
6.  ணࠬ ।     AMD ?
7.  ணࠬ । ࠧ ७    AMD ?
8.  ।   ० x2,x3,4 室  AMD ?
9.   ᯮ짮  AMD 5x86   ᮪  ?

Q.  ⠪ AMD 5x86 ?
A.   AMD 騩 ந⥫쭮 ⥬ ⥬ 襭
   ࠡ祩  .(   - ⠪ ᠭ  General
   Description )

Q.  ᭮ ࠪ⨪   ?
A. - High Perfomance Design
     প ஢  奬 WRITE-BACK
     騥 樨 믮  1 ⠪
     105.6   / ᥪ  設  33 
        奬 write-back  write-through
     襭 0.35 CMOS 孮
     ᪨ ࠧ 設 (祢 ) 8-,16-,32- 
     প 樨 soft reset
   - High On-chip Integration
     16  ᮢ饭     
     FPU
     ࠢ ࠭筮  㠫쭮 
   - Enchanced System and Power Management (  )
          襭 ࣮
     ઠ ⠭ System Management Interrupt
     প ० Auto-Halt (  㣨   HALT)
   - Complete 32-bit Architecture
     設   ᮢ 32 
      ॣ
     8-,16-,32-  ⨯ 
   - Standard Features (  , -த)
     3V core with 5V tolerant I/O ( 3v  )
     ⨬ ᢥ-  AMD cpu
     !!!   ᫮ !!!
     Wide range chipsets and support avaliable trough the AMD FusionPC(SM)
     Program ( ணࠬ ⠭ - .. SM - SoftMode )
   - 168-pin PGA package or 208-pin SQFP package
   - IEEE 1149.1 JTAG Boundary scan Compatibility (      )
   - Support Enviromental Protection Agency's Energy Star Program
       3 V   40 % ᭨ ࣮ॡ
     ⠥   ⥬ ন EPA

Q.   㪢 祭   ?
A. Am5x86 P75 - 
    AMD X5   -133 A D W
        
                   Case temperature ( ࠡ ⥬ )
                          W = 55 C
                          Y = 75 C
                          Z = 85 C
                  Operating Voltage ( ⠫ ,  த )
                           D = 3.45 V
                           F = 3.3  V
                 Package Type
                            A = 168-pin PGA
                            S = 208-pin SQFP
               Clock Speed (  CPU )
       Family Core ( ᥬ⢮  )

Q. ਠ  AMD 5x86  ?
A. OPN             PACKAGE    Voltage     Case Temperature
   AMD X5-133ADW   PGA        3.45 V      55C
   AMD X5-133ADZ   PGA        3.45 V      85C
   AMD X5-133AFZ   PGA        3.3  V      85C
   AMD X5-133SDY   SQFP       3.45 V      75C
   AMD X5-133SFZ   SQFP       3.3  V      85C

Q. ᪨ ࠬ   AMD ?
A.- 㦠饩 । -65  +110
  - ࠭         -65  +150
  - ⥬            0  +85
  -祥 殮            3.3V+-0.3V

Q.  ணࠬ ।     AMD ?
A.    ᯮ  CPUID
    ᥢ- 믮

   IF EFLAGS.21 is writable THEN
   {
      IF (EAX=0) THEN
        EXECUTE CPUID ( opcode = 0fh a2h )
           IF Result
            {
                 EBX <-  'Auth'
                 EDX <-  'enti'
                 ECX <-  'cAMD'
            }
           ELSE non-AMD or old AMD CPU

      ELSEIF (EAX=1) THEN
              {
              EXECUTE CPUID ( opcode = 0fh a2h )
            EAX[3:0]  <- Stepping ID
            EAX[7:4]  <- Model
                Am486DX2-WT -> 3
                Am486DX2-WB -> 7
                Am486DX4-WT -> 8
                Am486DX4-WB -> 9
                Am5x86-WT (150 MHZ)  -> 8
                Am5x86-WB (150 MHZ)  -> 9
                Am5x86-WT (133 and 160 MHZ)  -> E
                Am5x86-WT (133 and 160 MHZ)  -> F
            EAX[11:8] <- Family
                Am486  -> 4
                Am5x86 -> 4
            EAX[15:12] = 0000
                  ;        0 - Original OEM processor
                        ;     1 - OverDrive
                        ;     2 - Dual Processor
            EAX[31:16] <- Reserved and set to 0s now

            EDX <- Compability flags
              EDX[0] <- FPU on Chip = 1
            }
      ELSE
            {
                  CPUID not supported
                  }
            END

Q. ணࠬ । ࠧ ७    AMD ?
A.᫨ ⠭  EXT  ॣ TR5 = 0 ,  ࠧ  ।
   11   TR4 :
  -᫨ 8     㯥  
  -᫨ 16     ⮫쪮  ⥭  ᥣ ࠢ 0  ६
     ,  㣨   ⮦ 㯥  
    ⥭쪠 ASM ணࠬ :
   disable_cache
   mov ebx,00000002h ; ⠢ EXT = 0  ⮬
   mov tr4,ebx       ; cache read
   mov eax,tr4
   xor eax,00000800h ; ४  11
   mov tr4,eax
   mov ebx,00000001h ; cache write
   mov tr5,ebx
   push eax
   mov ebx,00000002h ; cache read
   mov tr5,ebx
   mov eax,tr4       ; ஢塞     
   pop ebx
   and bh,00001000h
   and ah,00001000h
   cmp ah,bh
   jne 16k_cache
   jmp 8k_cache

Q.  ।   ० x2,x3,4 室  AMD ?
A.  ணࠬ ।  AMDPlus  5x86 ( CPUID )
    ।  :
   3-7 = x2
   8-9 = x3
   E-F = x4
    ⠭  ⠪ ।  .
   ᮤন DX ᫥ RESET
   Am486DX    041xh
   Am486DX2   043xh
   Am486DX4   043xh
     । ⭮  ஢ ᨣ CLCMUL c  R-17
    :
   ᮪  騩 - x3
    ( AMDPlus ) - x2
          ( 5x86    ) - x4


Q.  ᯮ짮  AMD 5x86   ᮪  ?
A.   ⮬ ᫥ 뢠 ⨯  :
  -  ADW  (.    HeatSink and Fan Req'd ),
      ⮬ 㦥 㫥  ᯥ稢騩 ᪮ 宮
    浪 4.06 - 5.07 / (  )
  - ADZ    㫥஬
  - AFZ  ᮢ
   ,  ᯮ SQFP ᯮ ⮫쪮  notebook.
    ࠧ ᨫ쭮   㦥 :
    , 奬 譥 , 㫥  ,ॠ樨 譥
  設 (ex PCI).

   ᫨    FAQ ,  .

---    ,  2.50+
 * Origin: AMD Station, (812)583-5617, 01:00-07:00, USR 14400 (2:5030/392)


