v4.0/src/BIOS/MSEQU.INC

   1 %OUT MSEQU.INC...
   2 ;==============================================================================
   3
   4 FTOOBIG         EQU     80H
   5 FBIG            EQU     40H
   6 ROMSTATUS       EQU     1
   7 ROMREAD         EQU     2
   8 ROMWRITE        EQU     3
   9 ROMVERIFY       EQU     4
  10 ROMFORMAT       EQU     5
  11 VID_SIZE        EQU 12
  12
  13 INCLUDE MSBDS.INC    ; VARIOUS EQUATES FOR BDS
  14
  15 ;AN000; Extended BPB structure.
  16 BPB_TYPE STRUC
  17 SECSIZE DW      ?
  18 SECALL  DB      ?
  19 RESNUM  DW      ?
  20 FATNUM  DB      ?
  21 DIRNUM  DW      ?
  22 SECNUM  DW      ?
  23 FATID   DB      ?
  24 FATSIZE DW      ?
  25 SLIM    DW      ?
  26 HLIM    DW      ?
  27 HIDDEN_L  DW      ?
  28 HIDDEN_H  dw      0                     ;J.K.
  29 SECNUM_L  dw      0                     ;J.K.
  30 SECNUM_H  dw      0                     ;J.K.
  31 BPB_TYPE ENDS
  32
  33 ;;;;;;;;;;;
  34 BOOT_SERIAL_SIZE        equ     4       ;J.K.
  35 BOOT_VOLUME_LABEL_SIZE  equ     11      ;J.K.
  36 BOOT_SYSTEM_ID_SIZE     equ     8       ;J.K.
  37 EXT_BOOT_SIGNATURE      equ     41      ;J.K.
  38 RSINIT=0A3H                   ;RS232 INITIALIZATION
  39                               ;9600 BAUD:NO PARITY:1 STOP:8 BIT WORD
  40 LF=10                         ;LINE FEED
  41 CR=13                         ;CARRIAGE RETURN
  42 BACKSP=8                      ;BACKSPACE
  43 BRKADR=1BH * 4                ;006C  1BH BREAK VECTOR ADDRESS
  44 TIMADR=1CH * 4                ;0070  1CH TIMER INTERRUPT
  45 DSKADR=1EH * 4                ;ADDRESS OF PTR TO DISK PARAMETERS
  46 SEC9=522H                     ;ADDRESS OF DISK PARAMETERS
  47 HEADSETTLE=SEC9+9             ; ARR 2.20 ADDRESS OF HEAD SETTLE TIME
  48 NORMSETTLE=15                 ; ARR 2.20 NORMAL HEAD SETTLE
  49 SPEEDSETTLE=0                 ; ARR 2.20 SPEED UP SETTLE TIME
  50 INITSPOT=534H                 ; ARR IBM WANTS 4 ZEROS HERE
  51 AKPORT=20H
  52 EOI=20H
  53 CMDLEN  =           0                       ;LENGTH OF THIS COMMAND
  54 UNIT    =           1                       ;SUB UNIT SPECIFIER
  55 CMD     =           2                       ;COMMAND CODE
  56 STATUS  =           3                       ;STATUS
  57 MEDIA   =           13                      ;MEDIA DESCRIPTOR
  58 TRANS   =           14                      ;TRANSFER ADDRESS
  59 COUNT   =           18                      ;COUNT OF BLOCKS OR CHARACTERS
  60 START   =           20                      ;FIRST BLOCK TO TRANSFER
  61 EXTRA   =           22                      ;USUALLY A POINTER TO VOL ID FOR ERROR 15
  62 CHROUT  =           29H
  63 MAXERR  =            5
  64 LSTDRV  =            504H
  65
  66 BOOTBIAS        =      200H
  67 NOTBUSYSTATUS   =       10000000B           ; NOT BUSY
  68 ACKSTATUS       =       01000000B           ; ACKNOWLEDGE (FOR WHAT?)
  69 NOPAPERSTATUS   =       00100000B           ; NO MORE PAPER
  70 SELECTEDSTATUS  =       00010000B           ; THE PRINTER SAID IT WAS SELECTED
  71 IOERRSTATUS     =       00001000B           ; SOME KINDA ERROR
  72 RESERVED        =       00000110B           ; NOPS
  73 TIMEOUTSTATUS   =       00000001B           ; TIME OUT.
  74 ERROR_UNKNOWN_MEDIA   = 7                   ; FOR USE IN BUILD BPB CALL
  75
  76 PATHGEN         =       1