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Slightly neaten up addr struct copying

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Elliot Nunn 2021-02-23 09:46:04 +08:00
parent 061780717c
commit 05e34e28fd
1 changed files with 13 additions and 16 deletions
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29
ChainLoader.a
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@ -255,14 +255,7 @@ DrvrSendRead
lea gProgress,A2
clr.l (A2)
lea gSaveAddr,A2
lea gAddr,A3
move.b (A2)+,(A3)+ ; copy the address struct, dang it!
move.l (A2)+,(A3)+
move.l (A2)+,(A3)+
move.l (A2)+,(A3)+
move.w (A2)+,(A3)+
move.b (A2)+,(A3)+
bsr.s DrvrCopyAddrStruct
lea gQuery,A2
move.w #$8000,(A2)+ ; Means a polite request
@ -306,6 +299,17 @@ DrvrSendRead
rts
DrvrCopyAddrStruct
movem.l A0-A1,-(SP)
lea gSaveAddr,A0
lea gAddr,A1
moveq.l #16,D0
dc.w $A22E ; _BlockMoveData
movem.l (SP)+,A0-A1
rts
DrvrDidSendRead
; Called as completion routine: PB/result in A0/D0, must preserve all registers other than A0/A1/D0-D2
@ -343,14 +347,7 @@ DrvrSendWrite
addq.w #1,(A2) ; packet filter sequence word
.notFirstBlockOfChunk
lea gSaveAddr,A2
lea gAddr,A3
move.b (A2)+,(A3)+ ; copy the address struct, dang it!
move.l (A2)+,(A3)+
move.l (A2)+,(A3)+
move.l (A2)+,(A3)+
move.w (A2)+,(A3)+
move.b (A2)+,(A3)+
bsr.s DrvrCopyAddrStruct
lea gQuery,A2
move.b #$82,(A2)+ ; Means a polite request