1 line
1.5 KiB
ArmAsm
1 line
1.5 KiB
ArmAsm
**********************************************************
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* *
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* APPLECOMMANDER boot code. *
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* Copyright (c) 2002, Rob Greene *
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* *
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* This code is published under the GPL license. See the *
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* AppleCommander site for license information. *
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* *
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**********************************************************
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ORG $800
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TEXT = $FB2F
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HOME = $FC58
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GR = $FB40
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COLOR = $F864
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HLIN = $F819
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PRINT = $FDED
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GETKEY = $FD0C
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BELL = $FF3A
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BOOT6 = $C600
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DFB 1 ; used by boot rom
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JSR TEXT
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JSR HOME
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JSR GR
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*
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* Draw the AppleCommander logo (well, sorta)
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*
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LDX #XLOC2-COLORS
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:LOGO LDA COLORS-1,X
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JSR COLOR
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LDA XLOC2-1,X
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STA $2C
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LDA YLOC-1,X
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LDY XLOC1-1,X
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JSR HLIN
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DEX
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BNE :LOGO
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*
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* Display AppleCommander text
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*
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:TEXT LDA MESSAGE,X
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BEQ :DONE
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JSR PRINT
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INX
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BNE :TEXT
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:DONE JSR GETKEY
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JSR TEXT
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JSR HOME
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JSR BELL
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JMP BOOT6
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COLORS HEX 0C0C0C0C0C0C ; green
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HEX 0D0D ; yellow
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HEX 0909 ; orange
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HEX 0101 ; red
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HEX 0303 ; purple
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HEX 060606 ; blue
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XLOC2 HEX 181716141A1B
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HEX 1C1C
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HEX 1B1A
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HEX 1A1B
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HEX 1C1C
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HEX 1B141A
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XLOC1 HEX 171615121711
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HEX 1010
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HEX 0F0F
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HEX 0F0F
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HEX 1010
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HEX 111217
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YLOC HEX 0D0E0F101011
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HEX 1213
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HEX 1415
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HEX 1617
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HEX 1819
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HEX 1A1B1B
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MESSAGE ASC " THIS DISK CREATED WITH APPLECOMMANDER."8D
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ASC " ON THE WEB AT APPLECOMMANDER.SF.NET."8D8D
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ASC "INSERT ANOTHER DISK AND PRESS ANY KEY.."00
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