diff options
Diffstat (limited to 'home.asm')
| -rw-r--r-- | home.asm | 147 |
1 files changed, 75 insertions, 72 deletions
@@ -14,8 +14,8 @@ SECTION "rst 20", ROM0 SECTION "VBlankInt", ROM0 jp VBlank -SECTION "HBlankInt", ROM0 - jp HBlank +SECTION "STATInt", ROM0 + jp LCDCStatus SECTION "TimerInt", ROM0 jp Timer @@ -104,7 +104,7 @@ Start: ; 0x150 ld [wd7fb], a ld [wd7fc], a ld [wd7fd], a - ld [hHBlankRoutine], a + ld [hStatIntrRoutine], a ld [$ffb1], a ld [wd8e1], a ld [wd7fe], a @@ -160,13 +160,13 @@ Func_23b: ; 0x23b jr nz, .asm_248 ld a, $1 ld [hGameBoyColorFlag], a - ld [$fffd], a + ld [hGameBoyColorFlagBackup], a ret .asm_248 xor a ld [hGameBoyColorFlag], a - ld [$fffd], a + ld [hGameBoyColorFlagBackup], a ret SoftReset: @@ -203,7 +203,7 @@ SoftReset: ld [wd7fb], a ld [wd7fc], a ld [wd7fd], a - ld [hHBlankRoutine], a + ld [hStatIntrRoutine], a ld [$ffb1], a ld [wd8e1], a ld [wd7fe], a @@ -239,10 +239,10 @@ SoftReset: ld [wRNGModulus], a call ResetRNG ld a, [hGameBoyColorFlag] - ld [$fffd], a + ld [hGameBoyColorFlagBackup], a xor a ld [wBootCheck], a - ld a, $0 + ld a, Bank(Main) ld hl, Main call BankSwitchSimple ; fallthrough @@ -310,9 +310,9 @@ VBlank: ; 0x2f2 and $f jr z, .skipBootCheck ld hl, sp + 8 - ld [hl], Func_3c3 & $ff + ld [hl], FadeAndSoftReset & $ff inc hl - ld [hl], Func_3c3 >> 8 + ld [hl], FadeAndSoftReset >> 8 ld a, $1 ld [wBootCheck], a .skipBootCheck @@ -377,62 +377,62 @@ VBlank: ; 0x2f2 pop af reti -Func_3c3: +FadeAndSoftReset: ld a, [rLCDC] bit 7, a - jr z, .asm_03cf + jr z, .LCD_disabled call FadeOut ; Fades palettes in from white screen. call DisableLCD -.asm_03cf +.LCD_disabled ld hl, hSTAT - res 6, [hl] + res 6, [hl] ; disable LYC=LY interrupt ld hl, rIE - res 1, [hl] + res 1, [hl] ; disable STAT interrupt xor a ld [MBC5SRamEnable], a ld [rSB], a ld [rSC], a ld [rIE], a ld [rNR52], a - ld a, [$fffd] + ld a, [hGameBoyColorFlagBackup] ld [hGameBoyColorFlag], a jp SoftReset -HBlank: ; 0x3ec +LCDCStatus: ; 0x3ec push af push bc push de push hl - ld a, [hHBlankRoutine] + ld a, [hStatIntrRoutine] sla a ld c, a - ld b, $0 - ld hl, HBlankRoutines + ld b, 0 + ld hl, StatIntrRoutines add hl, bc ld a, [hli] ld h, [hl] ld l, a jp hl -Func_3ff: ; 0x3ff +StatIntrDone: ; 0x3ff ld a, $1 - ld [$ffb5], a + ld [hStatIntrFired], a pop hl pop de pop bc pop af reti -HBlankRoutines: ; 0x408 - dw Func_fbc - dw Func_fbf - dw Func_fea - dw Func_105d - dw Func_109e - dw Func_10a1 - dw Func_10a4 - dw Func_10a7 +StatIntrRoutines: ; 0x408s + dw StatIntrNothing + dw StatIntrTogglePinballWindow + dw StatIntrTogglePokedexWindow + dw StatIntrToggleHighScoresWindow + dw StatIntrNothing2 + dw StatIntrNothing3 + dw StatIntrNothing4 + dw StatIntrNothing5 Timer: ; 0x418 ei @@ -1017,61 +1017,64 @@ Write4BottomMessageBytes: ; 0xef8 INCLUDE "home/save.asm" -Func_fbc: ; 0xfbc - jp Func_3ff +StatIntrNothing: ; 0xfbc + jp StatIntrDone -Func_fbf: ; 0xfbf +StatIntrTogglePinballWindow +; Handles switching the tile data to the black status bar +; window anchored to the bottom of the screen during pinball +; gameplay. ld hl, hLastLYC ld c, [hl] ld a, [rLY] cp c - jp c, Func_3ff + jp c, StatIntrDone inc c inc c cp c - jp nc, Func_3ff + jp nc, StatIntrDone ld a, [hLCDCMask] ld c, a ld a, [hLCDC] - xor $10 + xor $10 ; toggle window tile data and c ld c, a ld hl, rSTAT -.asm_fdb +.waitForHBlank ld a, [hl] and $3 - jr nz, .asm_fdb + jr nz, .waitForHBlank ld a, [rLCDC] - and $80 + and $80 ; enable LCD display or c ld [rLCDC], a - jp Func_3ff + jp StatIntrDone -Func_fea: ; 0xfea +StatIntrTogglePokedexWindow: ; 0xfea ld hl, hLastLYC ld a, [hLYCSub] cp [hl] jr nz, .asm_1015 ld a, [rLY] cp [hl] - jp nz, Func_3ff + jp nz, StatIntrDone ld a, [hLCDC] - xor $18 + xor $18 ; toggle window tile data and tile map ld c, a ld a, [hHBlankSCX] ld b, a ld hl, rSTAT -.asm_1003 +.waitForHBlank ld a, [hl] and $3 - jr nz, .asm_1003 + jr nz, .waitForHBlank ld a, [rLCDC] - and $80 + and $80 ; enable LCD display or c ld [rLCDC], a ld a, b ld [rSCY], a - jp Func_3ff + jp StatIntrDone .asm_1015 ld a, [rLY] @@ -1085,40 +1088,40 @@ Func_fea: ; 0xfea ld a, [hLYCSub] ld b, a ld hl, rSTAT -.asm_1029 +.waitForHBlank_2 ld a, [hl] and $3 - jr nz, .asm_1029 + jr nz, .waitForHBlank_2 ld a, c ld [rSCY], a ld a, b ld [rLYC], a - jp Func_3ff + jp StatIntrDone .asm_1037 ld hl, hLYCSub ld a, [rLY] cp [hl] - jp nz, Func_3ff + jp nz, StatIntrDone ld a, [hLCDC] - xor $18 + xor $18 ; toggle window tile data and tile map ld c, a ld a, [hHBlankSCX] ld b, a ld hl, rSTAT -.asm_104b +.waitForHBlank_3 ld a, [hl] and $3 - jr nz, .asm_104b + jr nz, .waitForHBlank_3 ld a, [rLCDC] and $80 or c ld [rLCDC], a ld a, b ld [rSCY], a - jp Func_3ff + jp StatIntrDone -Func_105d: ; 0x105d +StatIntrToggleHighScoresWindow ld hl, hLastLYC ld a, [rLY] cp [hl] @@ -1132,15 +1135,15 @@ Func_105d: ; 0x105d ld a, [hHBlankSCX] ld b, a ld hl, rSTAT -.asm_1072 +.waitForHBlank ld a, [hl] and $3 - jr nz, .asm_1072 + jr nz, .waitForHBlank ld a, b ld [rSCY], a ld a, c ld [rLYC], a - jp Func_3ff + jp StatIntrDone .asm_1080 ld hl, hLYCSub @@ -1149,30 +1152,30 @@ Func_105d: ; 0x105d jr z, .asm_108d dec a cp [hl] - jp nz, Func_3ff + jp nz, StatIntrDone .asm_108d ld a, [hHBlankSCY] ld b, a ld hl, rSTAT -.asm_1093 +.waitForHBlank_2 ld a, [hl] and $3 - jr nz, .asm_1093 + jr nz, .waitForHBlank_2 ld a, b ld [rSCY], a - jp Func_3ff + jp StatIntrDone -Func_109e: ; 0x109e - jp Func_3ff +StatIntrNothing2: ; 0x109e + jp StatIntrDone -Func_10a1: ; 0x10a1 - jp Func_3ff +StatIntrNothing3: ; 0x10a1 + jp StatIntrDone -Func_10a4: ; 0x10a4 - jp Func_3ff +StatIntrNothing4: ; 0x10a4 + jp StatIntrDone -Func_10a7: ; 0x10a7 - jp Func_3ff +StatIntrNothing5: ; 0x10a7 + jp StatIntrDone QueueGraphicsToLoad: ; 0x10aa ; Queues graphics data to be loaded into VRAM at the next available time. |