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- ; GEMDOS.S: non-file TOS functions
- ; Copyright <C> John Redmond 1989, 1990
- ; Public domain for non-commercial use.
- ;
- section text
- even
-
- _constat: movem.l d2/a2/a3/a6,-(a7)
- move.w #11,-(a7)
- trap #1
- addq.l #2,a7
- movem.l (a7)+,d2/a2/a3/a6
- ext.l d0
- push d0 ;status
- rts
- ;
- _prtstat: movem.l d2/a2/a3/a6,-(a7)
- move.w #17,-(a7)
- trap #1
- addq.l #2,a7
- movem.l (a7)+,d2/a2/a3/a6
- ext.l d0
- push d0 ;status
- rts
- ;
- _auxinstat: movem.l d2/a2/a3/a6,-(a7)
- move.w #18,-(a7)
- trap #1
- addq.l #2,a7
- movem.l (a7)+,d2/a2/a3/a6
- ext.l d0
- push d0 ;status
- rts
- ;
- _auxoutstat: movem.l d2/a2/a3/a6,-(a7)
- move.w #19,-(a7)
- trap #1
- addq.l #2,a7
- movem.l (a7)+,d2/a2/a3/a6
- ext.l d0
- push d0 ;status
- rts
- ;
- _conin: movem.l d2/a2/a3/a6,-(a7) ;without echo
- move.w #8,-(a7)
- trap #1
- addq.l #2,a7
- movem.l (a7)+,d2/a2/a3/a6
- clr.l d1
- move.b d0,d1 ;remove scan code
- push d1 ;char
- rts
- ;
- _conout: pop d0
- movem.l d2/a2/a3/a6,-(a7)
- move.w d0,-(a7) ;char
- move.w #2,-(a7) ;screen = device 2
- move.w #3,-(a7) ;bconout of bios
- trap #13
- addq.l #6,a7
- movem.l (a7)+,d2/a2/a3/a6
- rts
- ;
- _auxin: movem.l d2/a2/a3/a6,-(a7)
- move.w #3,-(a7)
- trap #1
- addq.l #2,a7
- movem.l (a7)+,d2/a2/a3/a6
- clr.l d1
- move.b d0,d1
- push d1 ;char
- rts
- ;
- _auxout: pop d0
- movem.l d2/a2/a3/a6,-(a7)
- move.w d0,-(a7)
- move.w #4,-(a7)
- trap #1
- addq.l #4,a7
- movem.l (a7)+,d2/a2/a3/a6
- rts
- ;
- _prtout: pop d0
- movem.l d2/a2/a3/a6,-(a7)
- move.w d0,-(a7)
- move.w #5,-(a7)
- trap #1
- addq.l #4,a7
- movem.l (a7)+,d2/a2/a3/a6
- tst.w d0
- bne.s .ptx
- lea prterr,a0
- bra _error
- .ptx: rts
- ;
- section data
- even
- ;
- dc.b $87,'CONSTA','T'!$80
- ptrs _constat,20
- ;
- dc.b $85,'CONI','N'!$80
- ptrs _conin,18
- ;
- dc.b $86,'CONOUT',$a0
- ptrs _conout,20
- ;
- dc.b $87,'PRTSTA','T'!$80
- ptrs _prtstat,20
- ;
- dc.b $89,'AUXINSTA','T'!$80
- ptrs _auxinstat,22
- ;
- dc.b $8a,'AUXOUTSTAT',$a0
- ptrs _auxoutstat,24
- ;
-