unit sio

SIO interface

author: Tomasz Biela (Tebe)

Interface:

name:description:
ReadConfig

function ReadConfig(devnum: byte): cardinal; assembler;


Read disk drive configuration
    parameters:
  • devnum - device number
ReadSector

procedure ReadSector(devnum: byte; sector: word; var buf); assembler;


Read disk sector to buffer
    parameters:
  • devnum - device number
  • sector - sector number
  • buf - pointer to buffer
WriteSector

procedure WriteSector(devnum: byte; sector: word; var buf); assembler;


Write disk sector from buffer
    parameters:
  • devnum - device number
  • sector - sector number
  • buf - pointer to buffer