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https://github.com/thornAvery/kep-hack.git
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36 lines
686 B
NASM
36 lines
686 B
NASM
BankswitchHome::
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; switches to bank # in a
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; Only use this when in the home bank!
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ld [wBankswitchHomeTemp], a
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ld a, [hLoadedROMBank]
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ld [wBankswitchHomeSavedROMBank], a
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ld a, [wBankswitchHomeTemp]
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ld [hLoadedROMBank], a
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ld [MBC1RomBank], a
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ret
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BankswitchBack::
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; returns from BankswitchHome
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ld a, [wBankswitchHomeSavedROMBank]
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ld [hLoadedROMBank], a
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ld [MBC1RomBank], a
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ret
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Bankswitch::
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; self-contained bankswitch, use this when not in the home bank
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; switches to the bank in b
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ld a, [hLoadedROMBank]
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push af
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ld a, b
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ld [hLoadedROMBank], a
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ld [MBC1RomBank], a
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ld bc, .Return
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push bc
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jp hl
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.Return
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pop bc
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ld a, b
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ld [hLoadedROMBank], a
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ld [MBC1RomBank], a
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ret
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