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BankC0.c
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BankC0.c
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// FFV Core. Bank C0:0000 ... C0:FFFF. ~450 procedures
//
start () // C0:0000
{
HW.SEI; // Disable interrupts
// HW.CLC;
// HW.XCE; // Set native mode
// REP #0x10; // .I16
// SEP #0x20; // .A8
//
// Hardware init
//
HW.CYCLE_SPEED_DESIGNATION = 0;
HW.REGULAR_DMA_CHANNEL_ENABLE = 0;
HW.H_DMA_CHANNEL_ENABLE = 0;
HW.SCREEN_DISPLAY_REGISTER = 0x8F;
HW.NMI_V_H_COUNT_AND_JOYPAD_ENABLE = 0;
// DB = 0;
// S = 0x1FFF;
// D = 0xB00;
word.[D + 6] = 0; // Zero Word Constant
//
// SpcInit
//
SpcInit ();
//
// Game Intro sequence
//
PlayBgfx ( 0xF1 );
BigPpuSetup ();
ClearVars ();
//
// Load party menu
//
byte_7E0134 = 3; // Menu type
GameMenu ();
//
// First actions: load game save or show Tycoon intro
//
PpuDisable ();
BigPpuSetup ();
SetupIntHandlers ();
if ( byte_7E0139 ) // Menu result
{
//
// Load Save
//
sub_C0491D ();
byte_7E0B60 = byte_7E0AF9;
byte_7E0B5F = byte_7E0AF9 >> 1;
byte.[D + 0xBD] = 1;
byte.[D + 0xBC] = 1;
byte.[D + 0xB9] = 2;
word_7E1088 = word_7E0AD8;
LoadMapFromSave ();
}
else
{
//
// Show Tycoon Intro
//
LoadDefaultParty ();
sub_C048ED ();
sub_C048DD ();
sub_C04528 ();
sub_C0450A ();
byte.[D + 0xBD] = 1;
byte.[D + 0xBC] = 1;
word.[D + 0xCE] = 0x10; // Scene number for GameScript Engine
byte.[D + 0x57] = 1;
HW.NMI_V_H_COUNT_AND_JOYPAD_ENABLE = 0x81;
HW.CLI; // Enable interrupts
GameScript ();
byte.[D + 0x57] = 0;
byte.[D + 0x58] = 0;
byte.[D + 0x55] = 0;
}
//
// Main Loop with many cases
//
while ( 1 )
{
WaitVBlank ();
//
// Special case: Launch Game Menu
//
if ( byte.[D + 2] & 0x40 &&
(byte.[D + 0x53] == 0 && byte.[D + 0x5D] == 0) &&
((byte_7E0B61 & 0x1F) == 0 && (byte_7E0B63 & 0x1F) == 0) )
{
// C0:00CF
byte_7E0135 = 0;
if ( byte_7E0ADC == 0 )
{
if ( (word_7E0AD6 <BCC> 5) || sub_C0CA3C ( 0xFD ) )
byte_7E0135 = 0x80;
}
byte.[D + 8] = 0;
if ( byte.[D + 0x53] )
byte.[D + 8] = byte_7E110F & 3;
byte_7E0135 |= byte.[D + 8];
byte_7E0134 = 0; // Menu type
SwitchToMenu (); // Run Menu
byte.[D + 0x55] = 2;
word_7E1088 = word_7E0AD8;
ReloadMap (); // Reload map
if ( byte_7E0139 == 0xF0 )
sub_C0046A ( X = 0x22 ); // Party Rest: Small camp animation
else if ( byte_7E0139 == 0xF1 )
sub_C0046A ( X = 0x24 ); // Party Rest: Cottage animation
else if ( byte_7E0139 == 0x3E )
sub_C0046A ( X = 0x32 ); // Warp animation
byte_7E16AA = 0;
DisablePoisonWalk (); // Disable poison walk effect
continue;
}
//
// Default case
//
sub_C0061A (); // loc_C00147
sub_C0A18B ();
if ( byte.[D + 0x58] )
{
byte.[D + 0x58] = 0;
continue;
}
if ( byte.[D + 0x6E] )
{
sub_C0545A ();
continue;
}
if ( word_7E0AD6 < 5 )
{
//
// Case A: World Map
//
// loc_C0016B
sub_C0073E ();
if ( byte.[D + 0x58] )
{
byte.[D + 0x58] = 0;
continue;
}
if ( (byte.[D + 0x61] & 0x1F) == 0 && (byte.[D + 0x63] & 0x1F) == 0 )
{
if ( byte_7E0AD6 != 1 || byte_7E0AD9 != 0xA1 || byte_7E0AD8 < 0x9F || byte_7E0AD8 >= 0xA2 )
{
if ( byte_7E0AD6 || byte_7E0ADC != 6 || byte_7E0AD8 < 0x3D || byte_7E0AD8 >= 0x43
|| byte_7E0AD9 < 0x9E || byte_7E0AD9 >= 0xA5 )
{
if ( ! ( byte_7E0AD6 !=2 || byte_7E0ADC < 5 || byte_7E0AD8 < 0xB6 ||
byte_7E0AD8 >= 0xBA || byte_7E0AD9 < 0x87 || byte_7E0AD9 >= 0x8B ) )
X = 0x18;
else
X = 0;
}
else
X = 0x20;
}
else
X = 0x12;
if ( X )
{
sub_C0046A ( X );
if ( byte.[D + 0x58] )
{
byte.[D + 0x58] = 0;
continue;
}
}
}
//
// loc_C001FB
//
SelectWorldMonsterParty ();
if ( byte.[D + 0x55] )
{
if ( sub_C0CA3C ( A = 0xFF ) == 0 )
{
RandomBattle ();
word_7E1088 = word_7E0AD8;
ReloadMap ();
continue;
}
}
byte.[D + 0x55] = 0;
if ( byte.[D + 3] & 0x40 )
{
if ( sub_C0CA3C ( A = 0xFB ) )
{
sub_C06632 ();
word_7E1088 = word_7E0AD8;
ReloadMap ();
continue;
}
}
//
// loc_C00246
//
sub_C00F8C ();
sub_C01A1D ();
sub_C04C95 ();
sub_C02137 ();
sub_C0612B ();
sub_C01EC5 ();
sub_C01E64 ():
sub_C0420A ();
}
else // loc_C00262
{
//
// Case B: Location Map
//
sub_C00D3D ();
if ( byte.[D + 0x58] )
{
byte.[D + 0x58] = 0;
continue;
}
if ( byte_7E10FB == 0 )
{
sub_C0548F ();
sub_C0046A ( X = 0x1C );
continue;
}
SelectLocalMonsterParty ();
if ( byte.[D + 0x55] )
{
if ( sub_C0CA3C ( A = 0xFF ) )
{
RandomBattle ();
ReloadMap ();
continue;
}
}
byte.[D + 0x55] = 0;
sub_C032AB ();
sub_C011C2 ();
if ( byte.[D + 0x6E] )
{
sub_C0545A ();
continue;
}
if ( byte.[D + 0x58] == 0 )
{
sub_C01AE4 ();
sub_C03BAC ();
sub_C04C95 ();
sub_C04834 ();
sub_C0237C ();
sub_C039B3 ();
sub_C02842 ();
sub_C0420A ();
}
else
byte.[D + 0x58] = 0;
}
} // End while
}
// ------------------------------------------------------------------------------------------
// NMI Handler (VBlank)
NMI_Handler () // C0:02D1
{
// D = 0xB00
// DB = 0
A = HW.NMI_ENABLE;
A = HW.NMI_ENABLE;
HW.REGULAR_DMA_CHANNEL_ENABLE = 0;
byte.[D + 0x40] = 0;
HW.ADD_SUBTRACT_SELECT_AND_ENABLE = byte.[D + 0x47];
HW.BG_AND_OBJECT_ENABLE_SUB_SCREEN = byte.[D + 0x49];
//
// Handle PPU hardware
//
CgramDma (); // Palette
OamDma (); // Sprites
FadeControl (); // Fade-in / Fade-out
MosaicControl ();
FixedColorControl ();
//
// VRAM DMA
//
if ( byte.[D + 0xA3] )
{
byte.[D + 0xA3] = 0;
VramDma ();
}
//
// 3
//
if ( byte.[D + 0x52] == 0 )
{
if ( byte.[D + 0x53] )
{
if ( byte.[D + 0xA0] == 0 )
{
if ( byte.[D + 0xA5] == 0 )
{
if ( byte.[D + 0xA6] == 0 )
{
if ( byte.[D + 0xA7] )
sub_C08E23 ();
sub_C08F78 ();
if ( byte.[D + 0x9F] )
{
byte.[D + 0x9F] = 0;
if ( byte.[D + 0x70] & 1 )
{
word.[D + 0x71] = 0;
sub_C06E7A ();
if ( (byte_7E1121 & 0x40) == 0 )
{
word.[D + 0x71] = 0x1000;
sub_C06E7A ();
}
if ( (byte_7E1121 & 0x80) == 0 )
{
word.[D + 0x71] = 0x2000;
sub_C06E7A ();
} // Continue 3.1
}
else
{
word.[D + 0x71] = 0;
sub_C06DF5 ();
if ( (byte_7E1121 & 0x40) == 0 )
{
word.[D + 0x71] = 0x1000;
sub_C06DF5 ();
}
if ( (byte_7E1121 & 0x80) == 0 )
{
word.[D + 0x71] = 0x2000;
sub_C06DF5 ();
} // Continue 3.1
}
}
else
{
if ( byte.[D + 0xA1] )
{
byte.[D + 0xA1] = 0;
sub_C01D1E ();
}
else
{
if ( byte.[D + 0xA2] )
{
byte.[D + 0xA2] = 0;
sub_C01E14 ();
}
else
sub_C0996D ();
} // Continue 3.1
}
}
else
{
byte.[D + 0xA6] = 0;
word.[D + 0x71] = 0;
sub_C06E7A ();
sub_C08BE4 ();
if ( byte.[D + 0xA2] )
{
byte.[D + 0xA2] = 0;
sub_C01E14 ();
}
else
sub_C0996D ();
} // Continue 3.1
}
else
{
byte.[D + 0xA5] = 0;
sub_C08BA4 ();
} // Continue 3.1
}
else
{
byte.[D + 0xA0] = 0;
sub_C05E2B ();
} // Continue 3.1
}
else
{
sub_C0637E ();
sub_C09695 ();
sub_C0975F ();
sub_C0964C ();
sub_C09722 ();
if ( byte.[D + 0x9F] )
{
byte.[D + 0x9F] = 0;
if ( byte.[D + 0xBA] )
{
if ( byte.[D + 0xBA] & 1 )
sub_C06465 ();
else
sub_C064BB ();
}
}
if ( byte.[D + 0xA1] )
{
byte.[D + 0xA1] = 0;
sub_C01D1E ();
}
else
{
if ( byte.[D + 0xA2] )
{
byte.[D + 0xA2] = 0;
sub_C01E14 ();
}
}
}
//
// 3.1
//
sub_C05E8A ();
sub_C05F3E ();
HW.H_DMA_CHANNEL_ENABLE = byte.[D + 0x5E];
sub_C09A00 ();
sub_C09799 ();
sub_C04931 ();
sub_C047AA ();
}
//
// End
//
sub_C04C90 ();
sub_C04D8E ();
DWORD.FrameCounter++;
byte.[D + 0x3F]++;
byte.[D + 0x3E]++;
byte.[D + 0x51]++; // Polled in WaitVBlank
}
// ------------------------------------------------------------------------------------------
SetupIntHandlers () // C0:4E4A
{
byte_7E1F00 = 0x5C; // NMI Handler - C0:02D1
word_7E1F01 = 0x02D1;
byte_7E1F03 = 0xC0;
byte_7E1F04 = 0x5C; // IRQ Handler - C0:0446
word_7E1F05 = 0x0446;
byte_7E1F07 = 0xC0;
}
LoadMapFromSave () // C0:545D
{
if ( word_7E0AD6 >= 5 )
{
sub_C0574C (); // Location Map
sub_C06100 ();
sub_C09267 ();
}
else
{
sub_C05528 (); // World Map
sub_C06100 ();
}
}
ReloadMap () // C0:5476
{
if ( word_7E0AD6 >= 5 )
{
sub_C0577C (); // Location Map
sub_C06100 ();
sub_C09267 ();
}
else
{
sub_C05532 (); // World Map
sub_C06100 ();
}
}
SelectWorldMonsterParty () // C0:CB11
{
if ( byte.[D + 0x5A] ) // Global random battle disabler
return;
if ( byte_7E0ADC )
{
if ( byte_7E0ADC == 6 )
{
if ( byte.[D + 0x6F] )
return;
}
else if ( byte_7E0ADC != 5 )
{
return;
}
}
if ( byte.[D + 0x56] == 0 )
return;
byte.[D + 0x56] = 0;
//
// 1
//
X = word_7E10C6 * 3;
byte.[D + 8] = (byte_7E0AD6 & 1) << 4;
X = (byte_7E1188[X] & 0xF) | byte.[D + 8];
byte_7E04F2 = byte_C0CC21[X];
if ( byte_7E0ADC >= 5 )
byte_7E04F2 = 0x15;
//
// 2
//
byte.[D + 0x11] = unk_C0CC3A[X & 0xF];
byte.[D + 0x12] = 0;
byte.[D + 0xF] = unk_C0CC42[X & 0xF];
byte.[D + 0x10] = 0;
byte.[D + 0xD] = byte_7E0AD6 << 6; // * 64
byte.[D + 0xD] += (byte_7E0AD9 >> 2) & 0x38;
X = byte_7E0AD8 >> 5 + byte.[D + 0xD];
A = byte_D08400[X];
Y = word.[D + 0x11];
while (Y--)
A >>= 1;
A &= 3;
//
// 3
//
if ( A )
{
A16 = word_7E16A8 + word_C0CC4A[A];
if ( Carry ) // ADC, BCS
A16 = 0xFF00;
word_7E16A8 = A16;
A = Rand1 ();
if ( A < byte_7E16A9 )
{
word.[D + 0xD] = (byte_7E0AD9 & 0xE0) << 1;
word.[D + 0x23] = word.[D + 0xD] + (word_7E0AD8 >> 2) & 0x38;
X = (SWAP(word_7E0AD6) << 1) + word.[D + 0x23] + word.[D + 0xF];
X = word_D07A00[X / 2] << 3; // * 8
A = Rand2 (); // Select one-of-four party
// Party 0 ~ 35%
if (A >= 90) X += 2; // Party 1 ~ 35%
if ( A >= 180) X += 2; // Party 2 ~ 23%
if ( A >= 240 ) X += 2; // Party 3 ~ 6%
word_7E04F0 = word_D06800[X / 2]; // Select monster party
byte.[D + 0x55]++; // Start random battle
}
}
}
.C0:CC21 00 unk_C0CC21: .BYTE 0
.C0:CC22 01 .BYTE 1
.C0:CC23 02 .BYTE 2
.C0:CC24 03 .BYTE 3
.C0:CC25 04 .BYTE 4
.C0:CC26 05 .BYTE 5
.C0:CC27 03 .BYTE 3
.C0:CC28 07 .BYTE 7
.C0:CC29 08 .BYTE 8
.C0:CC2A 00 .BYTE 0
.C0:CC2B 00 .BYTE 0
.C0:CC2C 00 .BYTE 0
.C0:CC2D 00 .BYTE 0
.C0:CC2E 00 .BYTE 0
.C0:CC2F 00 .BYTE 0
.C0:CC30 00 .BYTE 0
.C0:CC31 21 .BYTE $21 ; !
.C0:CC32 01 .BYTE 1
.C0:CC33 02 .BYTE 2
.C0:CC34 03 .BYTE 3
.C0:CC35 04 .BYTE 4
.C0:CC36 05 .BYTE 5
.C0:CC37 03 .BYTE 3
.C0:CC38 07 .BYTE 7
.C0:CC39 08 .BYTE 8
byte_C0CC3A: .BYTE 3, 2, 1, 0, 3, 2, 1, 0
byte_C0CC42: .BYTE 0, 2, 4, 6, 0, 2, 4, 6
word_C0CC4A: .WORD $100, $10, $180, 0
RandomBattle () // C0:CCF0
{
word_7E16A8 = word.[D + 6];
PlaySoundEffect ( 0x6F ); // Play start battle sound
BattleMosaicEffect ();
HW.REGULAR_DMA_CHANNEL_ENABLE = 0;
HW.H_DMA_CHANNEL_ENABLE = 0;
HW.NMI_V_H_COUNT_AND_JOYPAD_ENABLE = 0;
HW.SCREEN_DISPLAY_REGISTER = 0x80;
HW.SEI; // Disable interrupts
BattleStart ();
PpuDisable ();
if ( byte_7E09C4 & 1 ) // Game Over (party is wiped out)
{
byte3_7E1D00 = 0xF0;
goto start;
}
A = byte_7E013B; // Any item looted ? (Max = 8)
A |= byte_7E013C;
A |= byte_7E013D;
A |= byte_7E013E;
A |= byte_7E013F;
A |= byte_7E0140;
A |= byte_7E0141;
A |= byte_7E0142;
if ( A ) // Loot Menu
{
byte_7E0134 = 1; // Menu type
ShowMenu ();
}
sub_C01CD7 ();
}
Emulation_mode_RESET () // C0:CEC0
{
HW.SEI; // Interrupt disable
HW.CLC;
HW.XCE; // Native mode enabled
goto start;
}
//
// Random data (for Rand1 / Rand2 procedures), 256 bytes
//
RandomData: // C0:FEC0
.BYTE 7, $B6, $F0, $1F, $55, $5B, $37, $E3, $AE, $4F, $B2
.BYTE $5E, $99, $F6, $77, $CB, $60, $8F, $43, $3E, $A7
.BYTE $4C, $2D, $88, $C7, $68, $D7, $D1, $C2, $F2, $C1
.BYTE $DD, $AA, $93, $16, $F7, $26, 4, $36, $A1, $46, $4E
.BYTE $56, $BE, $6C, $6E, $80, $D5, $B5, $8E, $A4, $9E
.BYTE $E7, $CA, $CE, $21, $FF, $F, $D4, $8C, $E6, $D3
.BYTE $98, $47, $F4, $D, $15, $ED, $C4, $E4, $35, $78
.BYTE $BA, $DA, $27, $61, $AB, $B9, $C3, $7D, $85, $FC
.BYTE $95, $6B, $30, $AD, $86, 0, $8D, $CD, $7E, $9F, $E5
.BYTE $EF, $DB, $59, $EB, 5, $14, $C9, $24, $2C, $A0, $3C
.BYTE $44, $69, $40, $71, $64, $3A, $74, $7C, $84, $13
.BYTE $94, $9C, $96, $AC, $B4, $BC, 3, $DE, $54, $DC, $C5
.BYTE $D8, $C, $B7, $25, $B, 1, $1C, $23, $2B, $33, $3B
.BYTE $97, $1B, $62, $2F, $B0, $E0, $73, $CC, 2, $4A, $FE
.BYTE $9B, $A3, $6D, $19, $38, $75, $BD, $66, $87, $3F
.BYTE $AF, $F3, $FB, $83, $A, $12, $1A, $22, $53, $90
.BYTE $CF, $7A, $8B, $52, $5A, $49, $6A, $72, $28, $58
.BYTE $8A, $BF, $E, 6, $A2, $FD, $FA, $41, $65, $D2, $4D
.BYTE $E2, $5C, $1D, $45, $1E, 9, $11, $B3, $5F, $29, $79
.BYTE $39, $2E, $2A, $51, $D9, $5D, $A6, $EA, $31, $81
.BYTE $89, $10, $67, $F5, $A9, $42, $82, $70, $9D, $92
.BYTE $57, $E1, $3D, $F1, $F9, $EE, 8, $91, $18, $20, $B1
.BYTE $A5, $BB, $C6, $48, $50, $9A, $D6, $7F, $7B, $E9
.BYTE $76, $DF, $32, $6F, $34, $A8, $D0, $B8, $63, $C8
.BYTE $C0, $EC, $4B, $E8, $17, $F8
//
// SNES Header.
//
.C0:FFC0 46 49 4E 41+snes_header: .BYTE 'FINAL FANTASY 5 ' ; Cartridge title
.C0:FFD5 21 .BYTE $21 ; ! ; ROM Speed and Map Mode
.C0:FFD6 02 .BYTE 2 ; Chipset - ROM+RAM+Battery
.C0:FFD7 0B .BYTE $B ; ROM size (1 SHL n) Kbytes
.C0:FFD8 03 .BYTE 3 ; RAM size (1 SHL n) Kbytes
.C0:FFD9 00 .BYTE 0 ; Country - International (eg. SGB) (any)
.C0:FFDA C3 .BYTE $C3 ; + ; Developer ID code
.C0:FFDB 00 .BYTE 0 ; ROM Version number
.C0:FFDC 0D .BYTE $D ; Checksum complement
.C0:FFDD E0 .BYTE $E0 ; р
.C0:FFDE F2 .BYTE $F2 ; Є ; Checksum
.C0:FFDF 1F .BYTE $1F
//
// Exception Vectors
//
.C0:FFE0 00 00 .WORD 0 ; WRAM Boot (unused)
.C0:FFE2 00 00 .WORD 0
.C0:FFE4 00 00 .WORD 0 ; Native-mode COP
.C0:FFE6 00 00 .WORD 0 ; Native-mode BRK
.C0:FFE8 00 00 .WORD 0 ; Native-mode ABORT
.C0:FFEA E0 CE .WORD Native_mode_NMI ; Native-mode NMI
.C0:FFEC 00 00 .WORD 0 ; Native-mode RESET
.C0:FFEE E4 CE .WORD Native_mode_IRQ ; Native-mode IRQ
.C0:FFF0 00 00 .WORD 0
.C0:FFF2 00 00 .WORD 0
.C0:FFF4 00 00 .WORD 0 ; Emulation-mode COP
.C0:FFF6 00 00 .WORD 0
.C0:FFF8 00 00 .WORD 0 ; Emulation-mode ABORT
.C0:FFFA 00 00 .WORD 0 ; Emulation-mode NMI
.C0:FFFC C0 CE .WORD Emulation_mode_RESET ; Emulation-mode RESET
.C0:FFFE 00 00 .WORD 0 ; Emulation-mode IRQ