www.delorie.com/djgpp/doc/rbinter/44.html   search  
2F12FFBX0002

Category: other operating systems
Flags: Undocumented function

INT 2F - DR DOS 6.0+ IBMBIO.COM - QUERY SIZE OF THE BIOS

	AX = 12FFh
	BX = 0002h
Return: AX = 0000h if supported
	DX = size of the DOS BIOS in paragraphs
	CL and flags trashed
Note:	This API is provided by IBMBIO.COM for the initialization phase
	  of drivers loaded via DEVICE=/HIDEVICE=/DEVICEHIGH= directives and
	  is only available during these short time intervals. It is called
	  by DR DOS 6.0 EMM386.SYS and Novell DOS 7 EMM386.EXE to query the
	  size of the DOS BIOS (the resident code of IBMBIO.COM).
SeeAlso: AX=12FFh/BX=0000h,AX=12FFh/BX=0003h

  webmaster   donations   bookstore     delorie software   privacy  
  Copyright 2000   by Ralf Brown     Updated Jul 2000