FreeDOS/drivers/wrpcclk.asm

;
; File:
;                         wrpcclk.asm
; Description:
;                  WritePCClock - sysclock support
;
;                       Copyright (c) 1995
;                       Pasquale J. Villani
;                       All Rights Reserved
;
; This file is part of DOS-C.
;
; DOS-C is free software; you can redistribute it and/or
; modify it under the terms of the GNU General Public License
; as published by the Free Software Foundation; either version
; 2, or (at your option) any later version.
;
; DOS-C is distributed in the hope that it will be useful, but
; WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
; the GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public
; License along with DOS-C; see the file COPYING.  If not,
; write to the Free Software Foundation, 675 Mass Ave,
; Cambridge, MA 02139, USA.
;
; $Header$
;
        %include "..\kernel\segs.inc"

segment _TEXT


;
;       VOID WritePCClock(Ticks)
;       ULONG Ticks;
;
                global  _WritePCClock
_WritePCClock:
                mov     bx,sp
;               Ticks = 4
                mov     cx,word [ss:bx+4]
                mov     dx,word [ss:bx+2]      ;Ticks
                mov     ah,1
                int     1ah
                ret