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48 lines
593 B
NASM
48 lines
593 B
NASM
CheckBattleScene: ; 4ea44
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; Return carry if battle scene is turned off.
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ld a, BANK(wLinkMode)
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ld hl, wLinkMode
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call GetFarWRAMByte
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cp LINK_MOBILE
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jr z, .mobile
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ld a, [Options]
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bit BATTLE_SCENE, a
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jr nz, .off
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and a
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ret
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.mobile
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ld a, [wcd2f]
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and a
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jr nz, .from_wram
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ld a, 4 ; MBC30 bank used by JP Crystal; inaccessible by MBC3
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call GetSRAMBank
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ld a, [$a60c] ; address of MBC30 bank
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ld c, a
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call CloseSRAM
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ld a, c
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bit 0, c
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jr z, .off
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and a
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ret
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.from_wram
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ld a, BANK(w5_dc00)
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ld hl, w5_dc00
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call GetFarWRAMByte
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bit 0, a
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jr z, .off
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and a
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ret
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.off
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scf
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ret
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