922 lines
22 KiB
PHP
922 lines
22 KiB
PHP
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;*
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;* Gameboy Hardware definitions
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;*
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;* Based on Jones' hardware.inc
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;* And based on Carsten Sorensen's ideas.
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;*
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;* Rev 1.1 - 15-Jul-97 : Added define check
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;* Rev 1.2 - 18-Jul-97 : Added revision check macro
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;* Rev 1.3 - 19-Jul-97 : Modified for RGBASM V1.05
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;* Rev 1.4 - 27-Jul-97 : Modified for new subroutine prefixes
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;* Rev 1.5 - 15-Aug-97 : Added _HRAM, PAD, CART defines
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;* : and Nintendo Logo
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;* Rev 1.6 - 30-Nov-97 : Added rDIV, rTIMA, rTMA, & rTAC
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;* Rev 1.7 - 31-Jan-98 : Added _SCRN0, _SCRN1
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;* Rev 1.8 - 15-Feb-98 : Added rSB, rSC
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;* Rev 1.9 - 16-Feb-98 : Converted I/O registers to $FFXX format
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;* Rev 2.0 - : Added GBC registers
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;* Rev 2.1 - : Added MBC5 & cart RAM enable/disable defines
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;* Rev 2.2 - : Fixed NR42,NR43, & NR44 equates
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;* Rev 2.3 - : Fixed incorrect _HRAM equate
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;* Rev 2.4 - 27-Apr-13 : Added some cart defines (AntonioND)
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;* Rev 2.5 - 03-May-15 : Fixed format (AntonioND)
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;* Rev 2.6 - 09-Apr-16 : Added GBC OAM and cart defines (AntonioND)
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;* Rev 2.7 - 19-Jan-19 : Added rPCMXX (ISSOtm)
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;* Rev 2.8 - 03-Feb-19 : Added audio registers flags (Álvaro Cuesta)
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;* Rev 2.9 - 28-Feb-20 : Added utility rP1 constants
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;* Rev 3.0 - 27-Aug-20 : Register ordering, byte-based sizes, OAM additions, general cleanup (Blitter Object)
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;* Rev 4.0 - 03-May-21 : Updated to use RGBDS 0.5.0 syntax, changed IEF_LCDC to IEF_STAT (Eievui)
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IF __RGBDS_MAJOR__ == 0 && __RGBDS_MINOR__ < 5
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FAIL "This version of 'hardware.inc' requires RGBDS version 0.5.0 or later."
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ENDC
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; If all of these are already defined, don't do it again.
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IF !DEF(HARDWARE_INC)
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DEF HARDWARE_INC EQU 1
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MACRO rev_Check_hardware_inc
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;NOTE: REVISION NUMBER CHANGES MUST BE ADDED
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;TO SECOND PARAMETER IN FOLLOWING LINE.
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IF \1 > 4.0 ;PUT REVISION NUMBER HERE
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WARN "Version \1 or later of 'hardware.inc' is required."
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ENDC
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ENDM
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DEF _VRAM EQU $8000 ; $8000->$9FFF
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DEF _VRAM8000 EQU _VRAM
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DEF _VRAM8800 EQU _VRAM+$800
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DEF _VRAM9000 EQU _VRAM+$1000
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DEF _SCRN0 EQU $9800 ; $9800->$9BFF
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DEF _SCRN1 EQU $9C00 ; $9C00->$9FFF
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DEF _SRAM EQU $A000 ; $A000->$BFFF
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DEF _RAM EQU $C000 ; $C000->$CFFF / $C000->$DFFF
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DEF _RAMBANK EQU $D000 ; $D000->$DFFF
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DEF _OAMRAM EQU $FE00 ; $FE00->$FE9F
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DEF _IO EQU $FF00 ; $FF00->$FF7F,$FFFF
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DEF _AUD3WAVERAM EQU $FF30 ; $FF30->$FF3F
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DEF _HRAM EQU $FF80 ; $FF80->$FFFE
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; *** MBC5 Equates ***
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DEF rRAMG EQU $0000 ; $0000->$1fff
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DEF rROMB0 EQU $2000 ; $2000->$2fff
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DEF rROMB1 EQU $3000 ; $3000->$3fff - If more than 256 ROM banks are present.
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DEF rRAMB EQU $4000 ; $4000->$5fff - Bit 3 enables rumble (if present)
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;***************************************************************************
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;*
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;* Custom registers
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;*
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;***************************************************************************
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; --
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; -- P1 ($FF00)
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; -- Register for reading joy pad info. (R/W)
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; --
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DEF rP1 EQU $FF00
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DEF P1F_5 EQU %00100000 ; P15 out port, set to 0 to get buttons
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DEF P1F_4 EQU %00010000 ; P14 out port, set to 0 to get dpad
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DEF P1F_3 EQU %00001000 ; P13 in port
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DEF P1F_2 EQU %00000100 ; P12 in port
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DEF P1F_1 EQU %00000010 ; P11 in port
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DEF P1F_0 EQU %00000001 ; P10 in port
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DEF P1F_GET_DPAD EQU P1F_5
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DEF P1F_GET_BTN EQU P1F_4
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DEF P1F_GET_NONE EQU P1F_4 | P1F_5
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; --
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; -- SB ($FF01)
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; -- Serial Transfer Data (R/W)
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; --
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DEF rSB EQU $FF01
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; --
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; -- SC ($FF02)
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; -- Serial I/O Control (R/W)
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; --
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DEF rSC EQU $FF02
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; --
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; -- DIV ($FF04)
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; -- Divider register (R/W)
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; --
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DEF rDIV EQU $FF04
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; --
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; -- TIMA ($FF05)
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; -- Timer counter (R/W)
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; --
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DEF rTIMA EQU $FF05
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; --
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; -- TMA ($FF06)
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; -- Timer modulo (R/W)
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; --
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DEF rTMA EQU $FF06
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; --
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; -- TAC ($FF07)
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; -- Timer control (R/W)
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; --
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DEF rTAC EQU $FF07
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DEF TACF_START EQU %00000100
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DEF TACF_STOP EQU %00000000
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DEF TACF_4KHZ EQU %00000000
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DEF TACF_16KHZ EQU %00000011
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DEF TACF_65KHZ EQU %00000010
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DEF TACF_262KHZ EQU %00000001
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; --
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; -- IF ($FF0F)
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; -- Interrupt Flag (R/W)
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; --
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DEF rIF EQU $FF0F
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; --
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; -- AUD1SWEEP/NR10 ($FF10)
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; -- Sweep register (R/W)
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; --
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; -- Bit 6-4 - Sweep Time
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; -- Bit 3 - Sweep Increase/Decrease
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; -- 0: Addition (frequency increases???)
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; -- 1: Subtraction (frequency increases???)
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; -- Bit 2-0 - Number of sweep shift (# 0-7)
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; -- Sweep Time: (n*7.8ms)
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; --
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DEF rNR10 EQU $FF10
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DEF rAUD1SWEEP EQU rNR10
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DEF AUD1SWEEP_UP EQU %00000000
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DEF AUD1SWEEP_DOWN EQU %00001000
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; --
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; -- AUD1LEN/NR11 ($FF11)
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; -- Sound length/Wave pattern duty (R/W)
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; --
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; -- Bit 7-6 - Wave Pattern Duty (00:12.5% 01:25% 10:50% 11:75%)
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; -- Bit 5-0 - Sound length data (# 0-63)
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; --
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DEF rNR11 EQU $FF11
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DEF rAUD1LEN EQU rNR11
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; --
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; -- AUD1ENV/NR12 ($FF12)
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; -- Envelope (R/W)
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; --
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; -- Bit 7-4 - Initial value of envelope
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; -- Bit 3 - Envelope UP/DOWN
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; -- 0: Decrease
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; -- 1: Range of increase
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; -- Bit 2-0 - Number of envelope sweep (# 0-7)
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; --
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DEF rNR12 EQU $FF12
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DEF rAUD1ENV EQU rNR12
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; --
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; -- AUD1LOW/NR13 ($FF13)
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; -- Frequency low byte (W)
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; --
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DEF rNR13 EQU $FF13
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DEF rAUD1LOW EQU rNR13
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; --
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; -- AUD1HIGH/NR14 ($FF14)
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; -- Frequency high byte (W)
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; --
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; -- Bit 7 - Initial (when set, sound restarts)
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; -- Bit 6 - Counter/consecutive selection
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; -- Bit 2-0 - Frequency's higher 3 bits
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; --
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DEF rNR14 EQU $FF14
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DEF rAUD1HIGH EQU rNR14
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; --
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; -- AUD2LEN/NR21 ($FF16)
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; -- Sound Length; Wave Pattern Duty (R/W)
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; --
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; -- see AUD1LEN for info
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; --
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DEF rNR21 EQU $FF16
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DEF rAUD2LEN EQU rNR21
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; --
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; -- AUD2ENV/NR22 ($FF17)
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; -- Envelope (R/W)
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; --
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; -- see AUD1ENV for info
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; --
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DEF rNR22 EQU $FF17
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DEF rAUD2ENV EQU rNR22
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; --
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; -- AUD2LOW/NR23 ($FF18)
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; -- Frequency low byte (W)
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; --
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DEF rNR23 EQU $FF18
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DEF rAUD2LOW EQU rNR23
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; --
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; -- AUD2HIGH/NR24 ($FF19)
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; -- Frequency high byte (W)
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; --
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; -- see AUD1HIGH for info
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; --
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DEF rNR24 EQU $FF19
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DEF rAUD2HIGH EQU rNR24
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; --
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; -- AUD3ENA/NR30 ($FF1A)
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; -- Sound on/off (R/W)
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; --
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; -- Bit 7 - Sound ON/OFF (1=ON,0=OFF)
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; --
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DEF rNR30 EQU $FF1A
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DEF rAUD3ENA EQU rNR30
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; --
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; -- AUD3LEN/NR31 ($FF1B)
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; -- Sound length (R/W)
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; --
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; -- Bit 7-0 - Sound length
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; --
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DEF rNR31 EQU $FF1B
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DEF rAUD3LEN EQU rNR31
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; --
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; -- AUD3LEVEL/NR32 ($FF1C)
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; -- Select output level
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; --
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; -- Bit 6-5 - Select output level
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; -- 00: 0/1 (mute)
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; -- 01: 1/1
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; -- 10: 1/2
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; -- 11: 1/4
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; --
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DEF rNR32 EQU $FF1C
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DEF rAUD3LEVEL EQU rNR32
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; --
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; -- AUD3LOW/NR33 ($FF1D)
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; -- Frequency low byte (W)
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; --
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; -- see AUD1LOW for info
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; --
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DEF rNR33 EQU $FF1D
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DEF rAUD3LOW EQU rNR33
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; --
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; -- AUD3HIGH/NR34 ($FF1E)
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; -- Frequency high byte (W)
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; --
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; -- see AUD1HIGH for info
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; --
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DEF rNR34 EQU $FF1E
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DEF rAUD3HIGH EQU rNR34
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; --
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; -- AUD4LEN/NR41 ($FF20)
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; -- Sound length (R/W)
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; --
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; -- Bit 5-0 - Sound length data (# 0-63)
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; --
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DEF rNR41 EQU $FF20
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DEF rAUD4LEN EQU rNR41
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; --
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; -- AUD4ENV/NR42 ($FF21)
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; -- Envelope (R/W)
|
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; --
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; -- see AUD1ENV for info
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; --
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DEF rNR42 EQU $FF21
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DEF rAUD4ENV EQU rNR42
|
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|
||
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|
||
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; --
|
||
|
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; -- AUD4POLY/NR43 ($FF22)
|
||
|
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; -- Polynomial counter (R/W)
|
||
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; --
|
||
|
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; -- Bit 7-4 - Selection of the shift clock frequency of the (scf)
|
||
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; -- polynomial counter (0000-1101)
|
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; -- freq=drf*1/2^scf (not sure)
|
||
|
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; -- Bit 3 - Selection of the polynomial counter's step
|
||
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; -- 0: 15 steps
|
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|
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; -- 1: 7 steps
|
||
|
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; -- Bit 2-0 - Selection of the dividing ratio of frequencies (drf)
|
||
|
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; -- 000: f/4 001: f/8 010: f/16 011: f/24
|
||
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; -- 100: f/32 101: f/40 110: f/48 111: f/56 (f=4.194304 Mhz)
|
||
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; --
|
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DEF rNR43 EQU $FF22
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DEF rAUD4POLY EQU rNR43
|
||
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|
||
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||
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; --
|
||
|
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; -- AUD4GO/NR44 ($FF23)
|
||
|
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; --
|
||
|
|
; -- Bit 7 - Inital
|
||
|
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; -- Bit 6 - Counter/consecutive selection
|
||
|
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; --
|
||
|
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DEF rNR44 EQU $FF23
|
||
|
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DEF rAUD4GO EQU rNR44
|
||
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|
||
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|
||
|
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; --
|
||
|
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; -- AUDVOL/NR50 ($FF24)
|
||
|
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; -- Channel control / ON-OFF / Volume (R/W)
|
||
|
|
; --
|
||
|
|
; -- Bit 7 - Vin->SO2 ON/OFF (Vin??)
|
||
|
|
; -- Bit 6-4 - SO2 output level (volume) (# 0-7)
|
||
|
|
; -- Bit 3 - Vin->SO1 ON/OFF (Vin??)
|
||
|
|
; -- Bit 2-0 - SO1 output level (volume) (# 0-7)
|
||
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; --
|
||
|
|
DEF rNR50 EQU $FF24
|
||
|
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DEF rAUDVOL EQU rNR50
|
||
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|
||
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DEF AUDVOL_VIN_LEFT EQU %10000000 ; SO2
|
||
|
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DEF AUDVOL_VIN_RIGHT EQU %00001000 ; SO1
|
||
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|
|
||
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|
|
||
|
|
; --
|
||
|
|
; -- AUDTERM/NR51 ($FF25)
|
||
|
|
; -- Selection of Sound output terminal (R/W)
|
||
|
|
; --
|
||
|
|
; -- Bit 7 - Output sound 4 to SO2 terminal
|
||
|
|
; -- Bit 6 - Output sound 3 to SO2 terminal
|
||
|
|
; -- Bit 5 - Output sound 2 to SO2 terminal
|
||
|
|
; -- Bit 4 - Output sound 1 to SO2 terminal
|
||
|
|
; -- Bit 3 - Output sound 4 to SO1 terminal
|
||
|
|
; -- Bit 2 - Output sound 3 to SO1 terminal
|
||
|
|
; -- Bit 1 - Output sound 2 to SO1 terminal
|
||
|
|
; -- Bit 0 - Output sound 0 to SO1 terminal
|
||
|
|
; --
|
||
|
|
DEF rNR51 EQU $FF25
|
||
|
|
DEF rAUDTERM EQU rNR51
|
||
|
|
|
||
|
|
; SO2
|
||
|
|
DEF AUDTERM_4_LEFT EQU %10000000
|
||
|
|
DEF AUDTERM_3_LEFT EQU %01000000
|
||
|
|
DEF AUDTERM_2_LEFT EQU %00100000
|
||
|
|
DEF AUDTERM_1_LEFT EQU %00010000
|
||
|
|
; SO1
|
||
|
|
DEF AUDTERM_4_RIGHT EQU %00001000
|
||
|
|
DEF AUDTERM_3_RIGHT EQU %00000100
|
||
|
|
DEF AUDTERM_2_RIGHT EQU %00000010
|
||
|
|
DEF AUDTERM_1_RIGHT EQU %00000001
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- AUDENA/NR52 ($FF26)
|
||
|
|
; -- Sound on/off (R/W)
|
||
|
|
; --
|
||
|
|
; -- Bit 7 - All sound on/off (sets all audio regs to 0!)
|
||
|
|
; -- Bit 3 - Sound 4 ON flag (read only)
|
||
|
|
; -- Bit 2 - Sound 3 ON flag (read only)
|
||
|
|
; -- Bit 1 - Sound 2 ON flag (read only)
|
||
|
|
; -- Bit 0 - Sound 1 ON flag (read only)
|
||
|
|
; --
|
||
|
|
DEF rNR52 EQU $FF26
|
||
|
|
DEF rAUDENA EQU rNR52
|
||
|
|
|
||
|
|
DEF AUDENA_ON EQU %10000000
|
||
|
|
DEF AUDENA_OFF EQU %00000000 ; sets all audio regs to 0!
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- LCDC ($FF40)
|
||
|
|
; -- LCD Control (R/W)
|
||
|
|
; --
|
||
|
|
DEF rLCDC EQU $FF40
|
||
|
|
|
||
|
|
DEF LCDCF_OFF EQU %00000000 ; LCD Control Operation
|
||
|
|
DEF LCDCF_ON EQU %10000000 ; LCD Control Operation
|
||
|
|
DEF LCDCF_WIN9800 EQU %00000000 ; Window Tile Map Display Select
|
||
|
|
DEF LCDCF_WIN9C00 EQU %01000000 ; Window Tile Map Display Select
|
||
|
|
DEF LCDCF_WINOFF EQU %00000000 ; Window Display
|
||
|
|
DEF LCDCF_WINON EQU %00100000 ; Window Display
|
||
|
|
DEF LCDCF_BG8800 EQU %00000000 ; BG & Window Tile Data Select
|
||
|
|
DEF LCDCF_BG8000 EQU %00010000 ; BG & Window Tile Data Select
|
||
|
|
DEF LCDCF_BG9800 EQU %00000000 ; BG Tile Map Display Select
|
||
|
|
DEF LCDCF_BG9C00 EQU %00001000 ; BG Tile Map Display Select
|
||
|
|
DEF LCDCF_OBJ8 EQU %00000000 ; OBJ Construction
|
||
|
|
DEF LCDCF_OBJ16 EQU %00000100 ; OBJ Construction
|
||
|
|
DEF LCDCF_OBJOFF EQU %00000000 ; OBJ Display
|
||
|
|
DEF LCDCF_OBJON EQU %00000010 ; OBJ Display
|
||
|
|
DEF LCDCF_BGOFF EQU %00000000 ; BG Display
|
||
|
|
DEF LCDCF_BGON EQU %00000001 ; BG Display
|
||
|
|
; "Window Character Data Select" follows BG
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- STAT ($FF41)
|
||
|
|
; -- LCDC Status (R/W)
|
||
|
|
; --
|
||
|
|
DEF rSTAT EQU $FF41
|
||
|
|
|
||
|
|
DEF STATF_LYC EQU %01000000 ; LYC=LY Coincidence (Selectable)
|
||
|
|
DEF STATF_MODE10 EQU %00100000 ; Mode 10
|
||
|
|
DEF STATF_MODE01 EQU %00010000 ; Mode 01 (V-Blank)
|
||
|
|
DEF STATF_MODE00 EQU %00001000 ; Mode 00 (H-Blank)
|
||
|
|
DEF STATF_LYCF EQU %00000100 ; Coincidence Flag
|
||
|
|
DEF STATF_HBL EQU %00000000 ; H-Blank
|
||
|
|
DEF STATF_VBL EQU %00000001 ; V-Blank
|
||
|
|
DEF STATF_OAM EQU %00000010 ; OAM-RAM is used by system
|
||
|
|
DEF STATF_LCD EQU %00000011 ; Both OAM and VRAM used by system
|
||
|
|
DEF STATF_BUSY EQU %00000010 ; When set, VRAM access is unsafe
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- SCY ($FF42)
|
||
|
|
; -- Scroll Y (R/W)
|
||
|
|
; --
|
||
|
|
DEF rSCY EQU $FF42
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- SCX ($FF43)
|
||
|
|
; -- Scroll X (R/W)
|
||
|
|
; --
|
||
|
|
DEF rSCX EQU $FF43
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- LY ($FF44)
|
||
|
|
; -- LCDC Y-Coordinate (R)
|
||
|
|
; --
|
||
|
|
; -- Values range from 0->153. 144->153 is the VBlank period.
|
||
|
|
; --
|
||
|
|
DEF rLY EQU $FF44
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- LYC ($FF45)
|
||
|
|
; -- LY Compare (R/W)
|
||
|
|
; --
|
||
|
|
; -- When LY==LYC, STATF_LYCF will be set in STAT
|
||
|
|
; --
|
||
|
|
DEF rLYC EQU $FF45
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- DMA ($FF46)
|
||
|
|
; -- DMA Transfer and Start Address (W)
|
||
|
|
; --
|
||
|
|
DEF rDMA EQU $FF46
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- BGP ($FF47)
|
||
|
|
; -- BG Palette Data (W)
|
||
|
|
; --
|
||
|
|
; -- Bit 7-6 - Intensity for %11
|
||
|
|
; -- Bit 5-4 - Intensity for %10
|
||
|
|
; -- Bit 3-2 - Intensity for %01
|
||
|
|
; -- Bit 1-0 - Intensity for %00
|
||
|
|
; --
|
||
|
|
DEF rBGP EQU $FF47
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- OBP0 ($FF48)
|
||
|
|
; -- Object Palette 0 Data (W)
|
||
|
|
; --
|
||
|
|
; -- See BGP for info
|
||
|
|
; --
|
||
|
|
DEF rOBP0 EQU $FF48
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- OBP1 ($FF49)
|
||
|
|
; -- Object Palette 1 Data (W)
|
||
|
|
; --
|
||
|
|
; -- See BGP for info
|
||
|
|
; --
|
||
|
|
DEF rOBP1 EQU $FF49
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- WY ($FF4A)
|
||
|
|
; -- Window Y Position (R/W)
|
||
|
|
; --
|
||
|
|
; -- 0 <= WY <= 143
|
||
|
|
; -- When WY = 0, the window is displayed from the top edge of the LCD screen.
|
||
|
|
; --
|
||
|
|
DEF rWY EQU $FF4A
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- WX ($FF4B)
|
||
|
|
; -- Window X Position (R/W)
|
||
|
|
; --
|
||
|
|
; -- 7 <= WX <= 166
|
||
|
|
; -- When WX = 7, the window is displayed from the left edge of the LCD screen.
|
||
|
|
; -- Values of 0-6 and 166 are unreliable due to hardware bugs.
|
||
|
|
; --
|
||
|
|
DEF rWX EQU $FF4B
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- SPEED ($FF4D)
|
||
|
|
; -- Select CPU Speed (R/W)
|
||
|
|
; --
|
||
|
|
DEF rKEY1 EQU $FF4D
|
||
|
|
DEF rSPD EQU rKEY1
|
||
|
|
|
||
|
|
DEF KEY1F_DBLSPEED EQU %10000000 ; 0=Normal Speed, 1=Double Speed (R)
|
||
|
|
DEF KEY1F_PREPARE EQU %00000001 ; 0=No, 1=Prepare (R/W)
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- VBK ($FF4F)
|
||
|
|
; -- Select Video RAM Bank (R/W)
|
||
|
|
; --
|
||
|
|
; -- Bit 0 - Bank Specification (0: Specify Bank 0; 1: Specify Bank 1)
|
||
|
|
; --
|
||
|
|
DEF rVBK EQU $FF4F
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- HDMA1 ($FF51)
|
||
|
|
; -- High byte for Horizontal Blanking/General Purpose DMA source address (W)
|
||
|
|
; -- CGB Mode Only
|
||
|
|
; --
|
||
|
|
DEF rHDMA1 EQU $FF51
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- HDMA2 ($FF52)
|
||
|
|
; -- Low byte for Horizontal Blanking/General Purpose DMA source address (W)
|
||
|
|
; -- CGB Mode Only
|
||
|
|
; --
|
||
|
|
DEF rHDMA2 EQU $FF52
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- HDMA3 ($FF53)
|
||
|
|
; -- High byte for Horizontal Blanking/General Purpose DMA destination address (W)
|
||
|
|
; -- CGB Mode Only
|
||
|
|
; --
|
||
|
|
DEF rHDMA3 EQU $FF53
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- HDMA4 ($FF54)
|
||
|
|
; -- Low byte for Horizontal Blanking/General Purpose DMA destination address (W)
|
||
|
|
; -- CGB Mode Only
|
||
|
|
; --
|
||
|
|
DEF rHDMA4 EQU $FF54
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- HDMA5 ($FF55)
|
||
|
|
; -- Transfer length (in tiles minus 1)/mode/start for Horizontal Blanking, General Purpose DMA (R/W)
|
||
|
|
; -- CGB Mode Only
|
||
|
|
; --
|
||
|
|
DEF rHDMA5 EQU $FF55
|
||
|
|
|
||
|
|
DEF HDMA5F_MODE_GP EQU %00000000 ; General Purpose DMA (W)
|
||
|
|
DEF HDMA5F_MODE_HBL EQU %10000000 ; HBlank DMA (W)
|
||
|
|
|
||
|
|
; -- Once DMA has started, use HDMA5F_BUSY to check when the transfer is complete
|
||
|
|
DEF HDMA5F_BUSY EQU %10000000 ; 0=Busy (DMA still in progress), 1=Transfer complete (R)
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- RP ($FF56)
|
||
|
|
; -- Infrared Communications Port (R/W)
|
||
|
|
; -- CGB Mode Only
|
||
|
|
; --
|
||
|
|
DEF rRP EQU $FF56
|
||
|
|
|
||
|
|
DEF RPF_ENREAD EQU %11000000
|
||
|
|
DEF RPF_DATAIN EQU %00000010 ; 0=Receiving IR Signal, 1=Normal
|
||
|
|
DEF RPF_WRITE_HI EQU %00000001
|
||
|
|
DEF RPF_WRITE_LO EQU %00000000
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- BCPS ($FF68)
|
||
|
|
; -- Background Color Palette Specification (R/W)
|
||
|
|
; --
|
||
|
|
DEF rBCPS EQU $FF68
|
||
|
|
|
||
|
|
DEF BCPSF_AUTOINC EQU %10000000 ; Auto Increment (0=Disabled, 1=Increment after Writing)
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- BCPD ($FF69)
|
||
|
|
; -- Background Color Palette Data (R/W)
|
||
|
|
; --
|
||
|
|
DEF rBCPD EQU $FF69
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- OCPS ($FF6A)
|
||
|
|
; -- Object Color Palette Specification (R/W)
|
||
|
|
; --
|
||
|
|
DEF rOCPS EQU $FF6A
|
||
|
|
|
||
|
|
DEF OCPSF_AUTOINC EQU %10000000 ; Auto Increment (0=Disabled, 1=Increment after Writing)
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- OCPD ($FF6B)
|
||
|
|
; -- Object Color Palette Data (R/W)
|
||
|
|
; --
|
||
|
|
DEF rOCPD EQU $FF6B
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- SMBK/SVBK ($FF70)
|
||
|
|
; -- Select Main RAM Bank (R/W)
|
||
|
|
; --
|
||
|
|
; -- Bit 2-0 - Bank Specification (0,1: Specify Bank 1; 2-7: Specify Banks 2-7)
|
||
|
|
; --
|
||
|
|
DEF rSVBK EQU $FF70
|
||
|
|
DEF rSMBK EQU rSVBK
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- PCM12 ($FF76)
|
||
|
|
; -- Sound channel 1&2 PCM amplitude (R)
|
||
|
|
; --
|
||
|
|
; -- Bit 7-4 - Copy of sound channel 2's PCM amplitude
|
||
|
|
; -- Bit 3-0 - Copy of sound channel 1's PCM amplitude
|
||
|
|
; --
|
||
|
|
DEF rPCM12 EQU $FF76
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- PCM34 ($FF77)
|
||
|
|
; -- Sound channel 3&4 PCM amplitude (R)
|
||
|
|
; --
|
||
|
|
; -- Bit 7-4 - Copy of sound channel 4's PCM amplitude
|
||
|
|
; -- Bit 3-0 - Copy of sound channel 3's PCM amplitude
|
||
|
|
; --
|
||
|
|
DEF rPCM34 EQU $FF77
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- IE ($FFFF)
|
||
|
|
; -- Interrupt Enable (R/W)
|
||
|
|
; --
|
||
|
|
DEF rIE EQU $FFFF
|
||
|
|
|
||
|
|
DEF IEF_HILO EQU %00010000 ; Transition from High to Low of Pin number P10-P13
|
||
|
|
DEF IEF_SERIAL EQU %00001000 ; Serial I/O transfer end
|
||
|
|
DEF IEF_TIMER EQU %00000100 ; Timer Overflow
|
||
|
|
DEF IEF_STAT EQU %00000010 ; STAT
|
||
|
|
DEF IEF_VBLANK EQU %00000001 ; V-Blank
|
||
|
|
|
||
|
|
|
||
|
|
;***************************************************************************
|
||
|
|
;*
|
||
|
|
;* Flags common to multiple sound channels
|
||
|
|
;*
|
||
|
|
;***************************************************************************
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- Square wave duty cycle
|
||
|
|
; --
|
||
|
|
; -- Can be used with AUD1LEN and AUD2LEN
|
||
|
|
; -- See AUD1LEN for more info
|
||
|
|
; --
|
||
|
|
DEF AUDLEN_DUTY_12_5 EQU %00000000 ; 12.5%
|
||
|
|
DEF AUDLEN_DUTY_25 EQU %01000000 ; 25%
|
||
|
|
DEF AUDLEN_DUTY_50 EQU %10000000 ; 50%
|
||
|
|
DEF AUDLEN_DUTY_75 EQU %11000000 ; 75%
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- Audio envelope flags
|
||
|
|
; --
|
||
|
|
; -- Can be used with AUD1ENV, AUD2ENV, AUD4ENV
|
||
|
|
; -- See AUD1ENV for more info
|
||
|
|
; --
|
||
|
|
DEF AUDENV_UP EQU %00001000
|
||
|
|
DEF AUDENV_DOWN EQU %00000000
|
||
|
|
|
||
|
|
|
||
|
|
; --
|
||
|
|
; -- Audio trigger flags
|
||
|
|
; --
|
||
|
|
; -- Can be used with AUD1HIGH, AUD2HIGH, AUD3HIGH
|
||
|
|
; -- See AUD1HIGH for more info
|
||
|
|
; --
|
||
|
|
|
||
|
|
DEF AUDHIGH_RESTART EQU %10000000
|
||
|
|
DEF AUDHIGH_LENGTH_ON EQU %01000000
|
||
|
|
DEF AUDHIGH_LENGTH_OFF EQU %00000000
|
||
|
|
|
||
|
|
|
||
|
|
;***************************************************************************
|
||
|
|
;*
|
||
|
|
;* CPU values on bootup (a=type, b=qualifier)
|
||
|
|
;*
|
||
|
|
;***************************************************************************
|
||
|
|
|
||
|
|
DEF BOOTUP_A_DMG EQU $01 ; Dot Matrix Game
|
||
|
|
DEF BOOTUP_A_CGB EQU $11 ; Color GameBoy
|
||
|
|
DEF BOOTUP_A_MGB EQU $FF ; Mini GameBoy (Pocket GameBoy)
|
||
|
|
|
||
|
|
; if a=BOOTUP_A_CGB, bit 0 in b can be checked to determine if real CGB or
|
||
|
|
; other system running in GBC mode
|
||
|
|
DEF BOOTUP_B_CGB EQU %00000000
|
||
|
|
DEF BOOTUP_B_AGB EQU %00000001 ; GBA, GBA SP, Game Boy Player, or New GBA SP
|
||
|
|
|
||
|
|
|
||
|
|
;***************************************************************************
|
||
|
|
;*
|
||
|
|
;* Cart related
|
||
|
|
;*
|
||
|
|
;***************************************************************************
|
||
|
|
|
||
|
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; $0143 Color GameBoy compatibility code
|
||
|
|
DEF CART_COMPATIBLE_DMG EQU $00
|
||
|
|
DEF CART_COMPATIBLE_DMG_GBC EQU $80
|
||
|
|
DEF CART_COMPATIBLE_GBC EQU $C0
|
||
|
|
|
||
|
|
; $0146 GameBoy/Super GameBoy indicator
|
||
|
|
DEF CART_INDICATOR_GB EQU $00
|
||
|
|
DEF CART_INDICATOR_SGB EQU $03
|
||
|
|
|
||
|
|
; $0147 Cartridge type
|
||
|
|
DEF CART_ROM EQU $00
|
||
|
|
DEF CART_ROM_MBC1 EQU $01
|
||
|
|
DEF CART_ROM_MBC1_RAM EQU $02
|
||
|
|
DEF CART_ROM_MBC1_RAM_BAT EQU $03
|
||
|
|
DEF CART_ROM_MBC2 EQU $05
|
||
|
|
DEF CART_ROM_MBC2_BAT EQU $06
|
||
|
|
DEF CART_ROM_RAM EQU $08
|
||
|
|
DEF CART_ROM_RAM_BAT EQU $09
|
||
|
|
DEF CART_ROM_MMM01 EQU $0B
|
||
|
|
DEF CART_ROM_MMM01_RAM EQU $0C
|
||
|
|
DEF CART_ROM_MMM01_RAM_BAT EQU $0D
|
||
|
|
DEF CART_ROM_MBC3_BAT_RTC EQU $0F
|
||
|
|
DEF CART_ROM_MBC3_RAM_BAT_RTC EQU $10
|
||
|
|
DEF CART_ROM_MBC3 EQU $11
|
||
|
|
DEF CART_ROM_MBC3_RAM EQU $12
|
||
|
|
DEF CART_ROM_MBC3_RAM_BAT EQU $13
|
||
|
|
DEF CART_ROM_MBC5 EQU $19
|
||
|
|
DEF CART_ROM_MBC5_BAT EQU $1A
|
||
|
|
DEF CART_ROM_MBC5_RAM_BAT EQU $1B
|
||
|
|
DEF CART_ROM_MBC5_RUMBLE EQU $1C
|
||
|
|
DEF CART_ROM_MBC5_RAM_RUMBLE EQU $1D
|
||
|
|
DEF CART_ROM_MBC5_RAM_BAT_RUMBLE EQU $1E
|
||
|
|
DEF CART_ROM_MBC7_RAM_BAT_GYRO EQU $22
|
||
|
|
DEF CART_ROM_POCKET_CAMERA EQU $FC
|
||
|
|
DEF CART_ROM_BANDAI_TAMA5 EQU $FD
|
||
|
|
DEF CART_ROM_HUDSON_HUC3 EQU $FE
|
||
|
|
DEF CART_ROM_HUDSON_HUC1 EQU $FF
|
||
|
|
|
||
|
|
; $0148 ROM size
|
||
|
|
; these are kilobytes
|
||
|
|
DEF CART_ROM_32KB EQU $00 ; 2 banks
|
||
|
|
DEF CART_ROM_64KB EQU $01 ; 4 banks
|
||
|
|
DEF CART_ROM_128KB EQU $02 ; 8 banks
|
||
|
|
DEF CART_ROM_256KB EQU $03 ; 16 banks
|
||
|
|
DEF CART_ROM_512KB EQU $04 ; 32 banks
|
||
|
|
DEF CART_ROM_1024KB EQU $05 ; 64 banks
|
||
|
|
DEF CART_ROM_2048KB EQU $06 ; 128 banks
|
||
|
|
DEF CART_ROM_4096KB EQU $07 ; 256 banks
|
||
|
|
DEF CART_ROM_8192KB EQU $08 ; 512 banks
|
||
|
|
DEF CART_ROM_1152KB EQU $52 ; 72 banks
|
||
|
|
DEF CART_ROM_1280KB EQU $53 ; 80 banks
|
||
|
|
DEF CART_ROM_1536KB EQU $54 ; 96 banks
|
||
|
|
|
||
|
|
; $0149 SRAM size
|
||
|
|
; these are kilobytes
|
||
|
|
DEF CART_SRAM_NONE EQU 0
|
||
|
|
DEF CART_SRAM_2KB EQU 1 ; 1 incomplete bank
|
||
|
|
DEF CART_SRAM_8KB EQU 2 ; 1 bank
|
||
|
|
DEF CART_SRAM_32KB EQU 3 ; 4 banks
|
||
|
|
DEF CART_SRAM_128KB EQU 4 ; 16 banks
|
||
|
|
|
||
|
|
DEF CART_SRAM_ENABLE EQU $0A
|
||
|
|
DEF CART_SRAM_DISABLE EQU $00
|
||
|
|
|
||
|
|
; $014A Destination code
|
||
|
|
DEF CART_DEST_JAPANESE EQU $00
|
||
|
|
DEF CART_DEST_NON_JAPANESE EQU $01
|
||
|
|
|
||
|
|
|
||
|
|
;***************************************************************************
|
||
|
|
;*
|
||
|
|
;* Keypad related
|
||
|
|
;*
|
||
|
|
;***************************************************************************
|
||
|
|
|
||
|
|
DEF PADF_DOWN EQU $80
|
||
|
|
DEF PADF_UP EQU $40
|
||
|
|
DEF PADF_LEFT EQU $20
|
||
|
|
DEF PADF_RIGHT EQU $10
|
||
|
|
DEF PADF_START EQU $08
|
||
|
|
DEF PADF_SELECT EQU $04
|
||
|
|
DEF PADF_B EQU $02
|
||
|
|
DEF PADF_A EQU $01
|
||
|
|
|
||
|
|
DEF PADB_DOWN EQU $7
|
||
|
|
DEF PADB_UP EQU $6
|
||
|
|
DEF PADB_LEFT EQU $5
|
||
|
|
DEF PADB_RIGHT EQU $4
|
||
|
|
DEF PADB_START EQU $3
|
||
|
|
DEF PADB_SELECT EQU $2
|
||
|
|
DEF PADB_B EQU $1
|
||
|
|
DEF PADB_A EQU $0
|
||
|
|
|
||
|
|
|
||
|
|
;***************************************************************************
|
||
|
|
;*
|
||
|
|
;* Screen related
|
||
|
|
;*
|
||
|
|
;***************************************************************************
|
||
|
|
|
||
|
|
DEF SCRN_X EQU 160 ; Width of screen in pixels
|
||
|
|
DEF SCRN_Y EQU 144 ; Height of screen in pixels
|
||
|
|
DEF SCRN_X_B EQU 20 ; Width of screen in bytes
|
||
|
|
DEF SCRN_Y_B EQU 18 ; Height of screen in bytes
|
||
|
|
|
||
|
|
DEF SCRN_VX EQU 256 ; Virtual width of screen in pixels
|
||
|
|
DEF SCRN_VY EQU 256 ; Virtual height of screen in pixels
|
||
|
|
DEF SCRN_VX_B EQU 32 ; Virtual width of screen in bytes
|
||
|
|
DEF SCRN_VY_B EQU 32 ; Virtual height of screen in bytes
|
||
|
|
|
||
|
|
|
||
|
|
;***************************************************************************
|
||
|
|
;*
|
||
|
|
;* OAM related
|
||
|
|
;*
|
||
|
|
;***************************************************************************
|
||
|
|
|
||
|
|
; OAM attributes
|
||
|
|
; each entry in OAM RAM is 4 bytes (sizeof_OAM_ATTRS)
|
||
|
|
RSRESET
|
||
|
|
DEF OAMA_Y RB 1 ; y pos
|
||
|
|
DEF OAMA_X RB 1 ; x pos
|
||
|
|
DEF OAMA_TILEID RB 1 ; tile id
|
||
|
|
DEF OAMA_FLAGS RB 1 ; flags (see below)
|
||
|
|
DEF sizeof_OAM_ATTRS RB 0
|
||
|
|
|
||
|
|
DEF OAM_COUNT EQU 40 ; number of OAM entries in OAM RAM
|
||
|
|
|
||
|
|
; flags
|
||
|
|
DEF OAMF_PRI EQU %10000000 ; Priority
|
||
|
|
DEF OAMF_YFLIP EQU %01000000 ; Y flip
|
||
|
|
DEF OAMF_XFLIP EQU %00100000 ; X flip
|
||
|
|
DEF OAMF_PAL0 EQU %00000000 ; Palette number; 0,1 (DMG)
|
||
|
|
DEF OAMF_PAL1 EQU %00010000 ; Palette number; 0,1 (DMG)
|
||
|
|
DEF OAMF_BANK0 EQU %00000000 ; Bank number; 0,1 (GBC)
|
||
|
|
DEF OAMF_BANK1 EQU %00001000 ; Bank number; 0,1 (GBC)
|
||
|
|
|
||
|
|
DEF OAMF_PALMASK EQU %00000111 ; Palette (GBC)
|
||
|
|
|
||
|
|
DEF OAMB_PRI EQU 7 ; Priority
|
||
|
|
DEF OAMB_YFLIP EQU 6 ; Y flip
|
||
|
|
DEF OAMB_XFLIP EQU 5 ; X flip
|
||
|
|
DEF OAMB_PAL1 EQU 4 ; Palette number; 0,1 (DMG)
|
||
|
|
DEF OAMB_BANK1 EQU 3 ; Bank number; 0,1 (GBC)
|
||
|
|
|
||
|
|
|
||
|
|
;*
|
||
|
|
;* Nintendo scrolling logo
|
||
|
|
;* (Code won't work on a real GameBoy)
|
||
|
|
;* (if next lines are altered.)
|
||
|
|
MACRO NINTENDO_LOGO
|
||
|
|
DB $CE,$ED,$66,$66,$CC,$0D,$00,$0B,$03,$73,$00,$83,$00,$0C,$00,$0D
|
||
|
|
DB $00,$08,$11,$1F,$88,$89,$00,$0E,$DC,$CC,$6E,$E6,$DD,$DD,$D9,$99
|
||
|
|
DB $BB,$BB,$67,$63,$6E,$0E,$EC,$CC,$DD,$DC,$99,$9F,$BB,$B9,$33,$3E
|
||
|
|
ENDM
|
||
|
|
|
||
|
|
; Deprecated constants. Please avoid using.
|
||
|
|
|
||
|
|
DEF IEF_LCDC EQU %00000010 ; LCDC (see STAT)
|
||
|
|
|
||
|
|
ENDC ;HARDWARE_INC
|