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Neaten up BootWrapper.a

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Elliot Nunn 2020-11-02 10:58:05 +08:00
parent 71d9ea9038
commit cf83ba0095
1 changed files with 6 additions and 37 deletions
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BootWrapper.a
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@ -348,31 +348,10 @@ hookReturn movem.l (SP)+,A0-A4/D1-D2
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
clearblock
clr.w $0(A0)
clr.w $2(A0)
clr.w $4(A0)
clr.w $6(A0)
clr.w $8(A0)
clr.w $a(A0)
clr.w $c(A0)
clr.w $e(A0)
clr.w $10(A0)
clr.w $12(A0)
clr.w $14(A0)
clr.w $16(A0)
clr.w $18(A0)
clr.w $1a(A0)
clr.w $1c(A0)
clr.w $1e(A0)
clr.w $20(A0)
clr.w $22(A0)
clr.w $24(A0)
clr.w $26(A0)
clr.w $28(A0)
clr.w $2a(A0)
clr.w $2c(A0)
clr.w $2e(A0)
clr.w $30(A0)
move.w #$32/2-1,D0
.loop clr.w (A0)+
dbra D0,.loop
lea -$32(A0),A0
rts
@ -416,7 +395,7 @@ DrvrOpen
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
DrvrPrime
movem.l A0-A1/D0-D2,-(SP)
movem.l A0-A1/D0-D1,-(SP)
cmp.b #2,$7(A0) ; ioTrap == aRdCmd
bne.s notRead
@ -428,11 +407,6 @@ DrvrPrime
move.l $24(A0),D0 ; ioReqCount
move.l D0,$28(A0) ; -> ioActCount
; Advance the pointer
move.l D1,D2
add.l D0,D2 ; calculate new position
move.l D2,$10(A1) ; -> dCtlPosition
; Do the dirty (we are just about to trash A0, so use it first)
move.w #0,$10(A0) ; ioResult
move.l $20(A0),A1 ; ioBuffer
@ -453,11 +427,6 @@ notRead
move.l $24(A0),D0 ; ioReqCount
move.l D0,$28(A0) ; -> ioActCount
; Advance the pointer
move.l D1,D2
add.l D0,D2 ; calculate new position
move.l D2,$10(A1) ; -> dCtlPosition
; Do the dirty (we are just about to trash A0, so use it first)
move.w #0,$10(A0) ; ioResult
move.l $20(A0),A0 ; ioBuffer
@ -466,7 +435,7 @@ notRead
dc.w $A22E ; _BlockMoveData
primeFinish
movem.l (SP)+,A0-A1/D0-D2
movem.l (SP)+,A0-A1/D0-D1
bra DrvrFinish
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;