ref: a496b4d2f77a039b54c4e23f379d48043e8cdd79
dir: /home/init.asm/
SoftReset:: call StopAllSounds call GBPalWhiteOut ld c, $20 call DelayFrames ; fallthrough Init:: ; Program init. rLCDC_DEFAULT EQU %11100011 ; * LCD enabled ; * Window tile map at $9C00 ; * Window display enabled ; * BG and window tile data at $8800 ; * BG tile map at $9800 ; * 8x8 OBJ size ; * OBJ display enabled ; * BG display enabled di xor a ld [rIF], a ld [rIE], a ld [$ff43], a ld [$ff42], a ld [rSB], a ld [$ff02], a ld [$ff4b], a ld [$ff4a], a ld [$ff06], a ld [$ff07], a ld [$ff47], a ld [$ff48], a ld [$ff49], a ld a, rLCDC_ENABLE_MASK ld [rLCDC], a call DisableLCD ld sp, wStack ld hl, $c000 ; start of WRAM ld bc, $2000 ; size of WRAM .loop ld [hl], 0 inc hl dec bc ld a, b or c jr nz, .loop call ClearVram ld hl, $ff80 ld bc, $ffff - $ff80 call FillMemory call ClearSprites ld a, Bank(WriteDMACodeToHRAM) ld [H_LOADEDROMBANK], a ld [MBC1RomBank], a call WriteDMACodeToHRAM xor a ld [hTilesetType], a ld [$ff41], a ld [$ffae], a ld [$ffaf], a ld [$ff0f], a ld a, 1 << VBLANK + 1 << TIMER + 1 << SERIAL ld [rIE], a ld a, 144 ; move the window off-screen ld [hWY], a ld [rWY], a ld a, 7 ld [rWX], a ld a, $ff ld [$ffaa], a ld h, vBGMap0 / $100 call ClearBgMap ld h, vBGMap1 / $100 call ClearBgMap ld a, rLCDC_DEFAULT ld [rLCDC], a ld a, 16 ld [hSoftReset], a call StopAllSounds ei predef LoadSGB ld a, BANK(SFX_1f_67) ld [wc0ef], a ld [wc0f0], a ld a, $9c ld [$ffbd], a xor a ld [$ffbc], a dec a ld [wUpdateSpritesEnabled], a predef PlayIntro call DisableLCD call ClearVram call GBPalNormal call ClearSprites ld a, rLCDC_DEFAULT ld [rLCDC], a jp SetDefaultNamesBeforeTitlescreen ClearVram: ld hl, $8000 ld bc, $2000 xor a jp FillMemory StopAllSounds:: ld a, BANK(Music2_UpdateMusic) ld [wc0ef], a ld [wc0f0], a xor a ld [wMusicHeaderPointer], a ld [wc0ee], a ld [wcfca], a dec a jp PlaySound