view level1/cmds/sleep.asm @ 3295:6b7a7b233925 default tip

makefile: Allow PORTS with level1/2 mix https://sourceforge.net/p/nitros9/feature-requests/10/
author Tormod Volden <debian.tormod@gmail.com>
date Tue, 19 Apr 2022 18:12:17 +0200
parents 84ea83668304
children
line wrap: on
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********************************************************************
* Sleep - Sleep for some ticks
*
* $Id$
*
* Edt/Rev  YYYY/MM/DD  Modified by
* Comment
* ------------------------------------------------------------------
*   2      ????/??/??
* From Tandy OS-9 Level One VR 02.00.00.

         nam   Sleep
         ttl   Sleep for some ticks

* Disassembled 98/09/14 23:48:34 by Disasm v1.6 (C) 1988 by RML

         ifp1
         use   defsfile
         endc

tylg     set   Prgrm+Objct   
atrv     set   ReEnt+rev
rev      set   $00
edition  set   2

         mod   eom,name,tylg,atrv,start,size

         org   0
u0000    rmb   450
size     equ   .

name     fcs   /Sleep/
         fcb   edition

start    clra  
         clrb  
         bsr   L0028
         bsr   L0028
         bsr   L0028
         bsr   L0028
         bsr   L0028
         tfr   d,x
         os9   F$Sleep  
         clrb  
         os9   F$Exit   
L0028    pshs  b,a
         ldb   ,x
         subb  #$30
         bcs   L0048
         cmpb  #$09
         bhi   L0048
         leax  $01,x
         pshs  b
         ldb   #$0A
         mul   
         stb   $01,s
         lda   $02,s
         ldb   #$0A
         mul   
         addb  ,s+
         adca  ,s
         std   ,s
L0048    puls  pc,b,a

         emod
eom      equ   *
         end