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finally disassemble FarCall (rst $8)
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parent
8bbfa54059
commit
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40
main.asm
40
main.asm
@ -4,7 +4,7 @@ SECTION "rst0",HOME[$0]
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jp Start
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SECTION "rst8",HOME[$8] ; FarCall
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jp $2d63
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jp FarJpHl
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SECTION "rst10",HOME[$10] ; Bankswitch
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ld [$ff9d], a
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@ -2355,7 +2355,43 @@ GetWorldMapLocation: ; 0x2caf
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ret
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; 0x2cbd
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INCBIN "baserom.gbc",$2cbd,$2d83-$2cbd
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INCBIN "baserom.gbc",$2cbd,$2d63-$2cbd
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FarJpHl: ; 2d63
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; Jump to a:hl.
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; Preserves all registers besides a.
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; Switch to the new bank.
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ld [$ff8b], a
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ld a, [$ff9d]
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push af
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ld a, [$ff8b]
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rst Bankswitch
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call .hl
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; We want to retain the contents of f.
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; To do this, we can pop to bc instead of af.
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ld a, b
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ld [$cfb9], a
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ld a, c
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ld [$cfba], a
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; Restore the working bank.
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pop bc
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ld a, b
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rst Bankswitch
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ld a, [$cfb9]
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ld b, a
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ld a, [$cfba]
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ld c, a
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ret
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.hl
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jp [hl]
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; 2d83
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Predef: ; 2d83
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; call a function from given id a
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