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https://gitlab.com/xCrystal/pokecrystal-board.git
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56 lines
682 B
NASM
56 lines
682 B
NASM
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FarCall_de: ; 2d54
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; Call a:de.
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; Preserves other registers.
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ld [hBuffer], a
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ld a, [hROMBank]
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push af
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ld a, [hBuffer]
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rst Bankswitch
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call .de
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jr ReturnFarCall
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.de
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push de
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ret
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; 2d63
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FarCall_hl: ; 2d63
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; Call a:hl.
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; Preserves other registers.
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ld [hBuffer], a
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ld a, [hROMBank]
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push af
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ld a, [hBuffer]
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rst Bankswitch
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call Function2d82
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; 2d6e
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ReturnFarCall: ; 2d6e
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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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; 2d82
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Function2d82: ; 2d82
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jp [hl]
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; 2d83
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