v4.0/src/BIOS/MSDSKPR.INC

   1 ; The following structure defines the disk parameter table
   2 ; pointed to by Interrupt vector 1EH (location 0:78H)
   3
   4 DISK_PARMS      STRUC
   5 DISK_SPECIFY_1  DB      ?
   6 DISK_SPECIFY_2  DB      ?
   7 DISK_MOTOR_WAIT DB      ?       ; Wait till motor off
   8 DISK_SECTOR_SIZ DB      ?       ; Bytes/Sector (2 = 512)
   9 DISK_EOT        DB      ?       ; Sectors per track (MAX)
  10 DISK_RW_GAP     DB      ?       ; Read Write Gap
  11 DISK_DTL        DB      ?
  12 DISK_FORMT_GAP  DB      ?       ; Format Gap Length
  13 DISK_FILL       DB      ?       ; Format Fill Byte
  14 DISK_HEAD_STTL  DB      ?       ; Head Settle Time (MSec)
  15 DISK_MOTOR_STRT DB      ?       ; Motor start delay
  16 DISK_PARMS      ENDS
  17
  18 ROMStatus       equ     1
  19 ROMRead         equ     2
  20 ROMWrite        equ     3
  21 ROMVerify       equ     4
  22 ROMFormat       equ     5