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Aminet 30
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Aminet 30 (1999)(Schatztruhe)[!][Apr 1999].iso
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Aminet
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dev
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cross
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GBDK-2.0.lha
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GBDK
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lib
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global.s
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1998-11-25
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3KB
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132 lines
.START = 0x80
.SELECT = 0x40
.B = 0x20
.A = 0x10
.DOWN = 0x08
.UP = 0x04
.LEFT = 0x02
.RIGHT = 0x01
.SCREENWIDTH = 0xA0
.SCREENHEIGHT = 0x90
.MINWNDPOSX = 0x07
.MINWNDPOSY = 0x00
.MAXWNDPOSX = 0xA6
.MAXWNDPOSY = 0x8F
.VBL_IFLAG = 0x01
.LCD_IFLAG = 0x02
.TIM_IFLAG = 0x04
.SIO_IFLAG = 0x08
.JOY_IFLAG = 0x10
.P1 = 0x00 ; Joystick: 1.1.P15.P14.P13.P12.P11.P10
.SB = 0x01 ; Serial IO data buffer
.SC = 0x02 ; Serial IO control register
.DIV = 0x04 ; Divider register
.TIMA = 0x05 ; Timer counter
.TMA = 0x06 ; Timer modulo
.TAC = 0x07 ; Timer control
.IF = 0x0F ; Interrupt flags: 0.0.0.JST.SIO.TIM.LCD.VBL
.NR10 = 0x10 ; Sound register
.NR11 = 0x11 ; Sound register
.NR12 = 0x12 ; Sound register
.NR13 = 0x13 ; Sound register
.NR14 = 0x14 ; Sound register
.NR21 = 0x16 ; Sound register
.NR22 = 0x17 ; Sound register
.NR23 = 0x18 ; Sound register
.NR24 = 0x19 ; Sound register
.NR30 = 0x1A ; Sound register
.NR31 = 0x1B ; Sound register
.NR32 = 0x1C ; Sound register
.NR33 = 0x1D ; Sound register
.NR34 = 0x1E ; Sound register
.NR41 = 0x20 ; Sound register
.NR42 = 0x21 ; Sound register
.NR43 = 0x22 ; Sound register
.NR44 = 0x23 ; Sound register
.NR50 = 0x24 ; Sound register
.NR51 = 0x25 ; Sound register
.NR52 = 0x26 ; Sound register
.LCDC = 0x40 ; LCD control
.STAT = 0x41 ; LCD status
.SCY = 0x42 ; Scroll Y
.SCX = 0x43 ; Scroll X
.LY = 0x44 ; LCDC Y-coordinate
.LYC = 0x45 ; LY compare
.DMA = 0x46 ; DMA transfer
.BGP = 0x47 ; BG palette data
.OBP0 = 0x48 ; OBJ palette 0 data
.OBP1 = 0x49 ; OBJ palette 1 data
.WY = 0x4A ; Window Y coordinate
.WX = 0x4B ; Window X coordinate
.KEY1 = 0x4D ; CPU speed
.VBK = 0x4F ; VRAM bank
.HDMA1 = 0x51 ; DMA control 1
.HDMA2 = 0x52 ; DMA control 2
.HDMA3 = 0x53 ; DMA control 3
.HDMA4 = 0x54 ; DMA control 4
.HDMA5 = 0x55 ; DMA control 5
.RP = 0x56 ; IR port
.BCPS = 0x68 ; BG color palette specification
.BCPD = 0x69 ; BG color palette data
.OCPS = 0x6A ; OBJ color palette specification
.OCPD = 0x6B ; OBJ color palette data
.SVBK = 0x70 ; WRAM bank
.IE = 0xFF ; Interrupt enable
.G_MODE = 0x01 ; Graphic mode
.T_MODE = 0x02 ; Text mode (bit 2)
.T_MODE_OUT = 0x02 ; Text mode output only
.T_MODE_INOUT = 0x03 ; Text mode with input
;; Status codes for IO
.IO_IDLE = 0x00
.IO_SENDING = 0x01
.IO_RECEIVING = 0x02
.IO_ERROR = 0x04
;; Type of IO data
.DT_IDLE = 0x66
.DT_RECEIVING = 0x55
;; Table of routines for modes
.MODE_TABLE = 0x01E0
;; Global variables
.globl .mode
.globl __cpu
.globl __io_out
.globl __io_in
.globl __io_status
;; Global routines
.globl .set_mode
.globl .reset
.globl .display_off
.globl .wait_vbl_done
;; Interrupt routines
.globl .add_VBL
.globl .add_LCD
.globl .add_TIM
.globl .add_SIO
.globl .add_JOY
;; Symbols defined at link time
.globl .STACK
.globl .OAM
.globl .refresh_OAM
;; Initialization routine
.globl .init
;; Main user routine
.globl _main