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Amiga Format CD 42
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Amiga Format AFCD42 (Issue 126, Aug 1999).iso
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-serious-
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hardware
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blizkick
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modules
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movevbr.asm
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Assembly Source File
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1999-05-17
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1KB
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72 lines
; FILE: Source:modules/MoveVBR.ASM REV: 6 --- Moves VBR to fastmem
;
; MoveVBR module for BlizKick
; ~~~~~~~~~~~~~~~~~~~~~~~~~~~
; Written by Harry Sintonen.
; This source code is Public Domain.
;
;
incdir "include:"
include "exec/types.i"
include "exec/libraries.i"
include "exec/execbase.i"
include "blizkickmodule.i" ; Some required...
SECTION MODULE,CODE
_DUMMY_LABEL
BK_MOD BKMF_SingleMode,_end,(RTF_COLDSTART)<<24+37<<16+NT_UNKNOWN<<8+104,_name,_idstr,_init
;BK_MOD BKMF_SingleMode,_end,(RTF_COLDSTART)<<24+37<<16+NT_UNKNOWN<<8+$FF,_name,_idstr,_init
; Singlemode on,
; COLDSTART module, requires KS V37.x or better, module type NT_UNKNOWN, priority 104.
_init movem.l d0-a6,-(sp)
move.l (4).w,a6
btst #AFB_68010,(AttnFlags+1,a6)
beq.b .exit2
jsr (-$78,a6) ;call Disable
lea (.getvbr,pc),a5
jsr (-$1E,a6) ;call Supervisor
tst.l d0
bne.b .exit
move.l #$400,d0
moveq #4,d1 ;MEMF_FAST,d1
jsr (-$2AC,a6) ;call AllocVec
tst.l d0
beq.b .exit
move.l d0,a2
sub.l a0,a0
move.l a2,a1
move.l #$400,d0
jsr (-$276,a6) ;call CopyMemQuick
jsr (-$27C,a6) ;call CacheClearU
lea (.setvbr,pc),a5
jsr (-$1E,a6) ;call Supervisor
.exit jsr (-$7E,a6) ;call Enable
.exit2 movem.l (sp)+,d0-a6
rts
.getvbr movec vbr,d0
rte
.setvbr movec a2,vbr
rte
_name dc.b 'MoveVBR',0
_idstr dc.b 'MoveVBR 1.2 (11.9.96)',0
CNOP 0,2
_end
SECTION VERSION,DATA
dc.b '$VER: MoveVBR_MODULE 1.2 (11.9.96)',0