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- ; Lovingly swiped from Eric Smith's mntlib.
-
- .globl _gemdos
- .globl _xbios
- .globl _bios
-
- .text
- .even
- _gemdos:
- lea 20(sp),a0 ; 4 bytes for ret addr + 16 for parameters
- movem.l d2/a2,-(sp) ; save reggies that TOS clobbers but that
- ; C thinks functions should preserve
- move.l -(a0),-(sp) ; max. of 16 bytes parameters to trap #1
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- trap #1 ; go do the trap
- lea 16(sp),sp ; pop parameters
- movem.l (sp)+,d2/a2 ; restore reggies
- rts ; return
-
- _bios:
- lea 24(sp),a0
- movem.l d2/a2,-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- trap #13
- lea 20(sp),sp
- movem.l (sp)+,d2/a2
- rts
-
- _xbios:
- lea 32(sp),a0
- movem.l d2/a2,-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- move.l -(a0),-(sp)
- trap #14
- lea 28(sp),sp
- movem.l (sp)+,d2/a2
- rts
-