chris/open-roms
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code size optimization

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FeralChild64 committed 2021-05-22 22:50:34 +02:00
1 parent 74aa30772d
commit b7e32fa459
1 file changed
+6 -5
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src/dos_m65/unit_ramdisk/unit_rd_preload.s
+6 -5
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@@ -83,7 +83,7 @@ unit_rd_preload:
@load_track_check_done:
inc RD_MAXTRACK
ldx #$FF ; counter of 512-byte blocks to load
ldx #$00 ; counter of 512-byte blocks to load
@load_track_loop:
@@ -104,12 +104,13 @@ unit_rd_preload:
cpy #$02
bne @error_wrong_size_plx ; file size not multiplicity of 64K
plx
inx
; XXX launch DMA job to copy data
cpx #$7F
; Next 512-byte block or next track
plx
inx
inx
bne @load_track_loop ; next 512-byte block of the same track
bra @load_track ; next track