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annotate defs/atari.d @ 2725:c2112f93923a lwtools-port

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o dwio for Atari now uses routines in ROM, so dwread/dwrite stripped of Atari o Added NMI code (as a conditional) to clock
author Boisy Pitre <boisy.pitre@nuance.com>
date Tue, 31 Jul 2012 11:54:02 -0500
parents 8399491c0821
children ca65720ee373
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2639
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1 ifne ATARI.D-1
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2 ATARI.D set 1
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3
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4 ********************************************************************
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5 * AtariDefs - NitrOS-9 System Definitions for the Atari XE/XL
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6 *
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7 * This is a high level view of the Atari XE/XL memory map as setup by
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8 * NitrOS-9.
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9 *
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10 * $0000----> ==================================
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11 * | |
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12 * | NitrOS-9 Globals/Stack |
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13 * | |
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14 * $0500---->|==================================|
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15 * | |
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16 * | Atari |
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17 * $0500-$08BF | Screen Memory |
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18 * | (40x24) |
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19 * | |
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20 * |----------------------------------|
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21 * $08C0-$08FF | ANTIC Display List |
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22 * $9000---->|----------------------------------|
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23 * | |
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24 * . . . . . . . . . . . . . . . . .
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25 * | |
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26 * | RAM available for allocation |
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27 * | by NitrOS-9 and Apps |
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28 * | |
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29 * . . . . . . . . . . . . . . . . .
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30 * | |
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31 * $C000---->|==================================|
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32 * | |
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33 * $C000-$CFFF | ROM |
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34 * | |
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35 * $D000---->|==================================|
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36 * | |
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37 * | XEGS Memory Mapped I/O Region |
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38 * |(may differ in location on others)|
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39 * | |
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40 * $D800---->|==================================|
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41 * | |
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42 * $D800-$FFFF | ROM |
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43 * | |
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44 * |==================================|
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45 *
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46 * Note that ROM above becomes RAM if booting from DriveWire.
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47 *
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48 * Atari Hardware is documented here:
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49 * http://user.xmission.com/~trevin/atari/pokey_regs.html
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50 *
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51 * $Id$
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52 *
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53 * Edt/Rev YYYY/MM/DD Modified by
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54 * Comment
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55 * ------------------------------------------------------------------
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56 * 2012/02/23 Boisy G. Pitre
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57 * Started
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58
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59 nam AtariDefs
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60 ttl NitrOS-9 System Definitions for the Atari XE/XL
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61
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62
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63
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64 **********************************
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65 * Power Line Frequency Definitions
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66 *
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67 Hz50 equ 1 Assemble clock for 50 hz power
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68 Hz60 equ 2 Assemble clock for 60 hz power
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69 PwrLnFrq set Hz60 Set to Appropriate freq
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70
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71
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72 **********************************
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73 * Ticks per second
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74 *
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75 ifeq PwrLnFrq-Hz50
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76 TkPerSec set 50
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77 else
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78 TkPerSec set 60
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79 endc
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80
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81
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82 *************************************************
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83 *
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84 * NitrOS-9 Level 1 Section
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85 *
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86 *************************************************
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87
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88 HW.Page set $FF Device descriptor hardware page
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89
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90
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91 ********************************************************************
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92 * NitrOS-9 Memory Definitions for the Atari XE/XL
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93 *
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94 * The Atari's support chips have certain alignment restrictions for
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95 * things like screen memory, display lists and character maps. For this
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96 * reason, we reserve some low memory for the screen.
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97 *
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98 * Screen memory range is $0500-$08FF (1K). Of that, 40*24 (960) bytes
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99 * are for the screen buffer and the remaining 64 bytes are for the
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100 * ANTIC's Display List
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101 G.Cols equ 40
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102 G.Rows equ 24
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103 G.ScrStart equ $0500
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104 G.ScrEnd equ G.ScrStart+(G.Cols*G.Rows)
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105
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106 * The Character Set must be aligned to a 4K address. We can really only
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107 * guarnatee that in the Krn module, which is always at the end of RAM. So
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108 * for now, the character set is located at $F800
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109 G.CharSetAddr equ $F800
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110
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111 * POKEY requires shadow registers. We allocate them in the kernel's DP
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112 * (Yes, we are stealing an existing variable that is so old it should be
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113 * removed from os9defs)
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114 D.IRQENShdw equ $02 ; was D.WDBtDr
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115 D.SKCTLShdw equ $03 ; was D.SWPage
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116
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117 * The clock interrupt is driven by the unmaskable NMI. Therefore,
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118 * the rbdw3 driver uses the DWIOSEMA flag in the D.ATARIFLAGS field as
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119 * a signal, setting it before doing an DW operation and clearing it after.
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120 * The clock ISR checks if this flag is set, and, if so, defers the OP_TIME
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121 * command to the server.
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122 DWIOSEMA equ %10000000
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123
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124
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125 ********************************************************************
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126 * Atari XE/XL Hardware Definitions
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127 *
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128 * These were lifted from the Atari OS disassembly, and represents all
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129 * of the hardware registers available on the Atari XE/XL
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130 *
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131
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132
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133 *************************************************
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134 ** CTIA/GTIA Address Equates
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
135 CTIA equ $D000 ;CTIA/GTIA area
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
136
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
137 * Read/Write Addresses
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
138 CONSOL equ CTIA+$1F ;console switches and speaker control
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
139
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
140 * Read Addresses
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
141 M0PF equ CTIA+$00 ;missle 0 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
142 M1PF equ CTIA+$01 ;missle 1 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
143 M2PF equ CTIA+$02 ;missle 2 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
144 M3PF equ CTIA+$03 ;missle 3 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
145
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
146 P0PF equ CTIA+$04 ;player 0 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
147 P1PF equ CTIA+$05 ;player 1 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
148 P2PF equ CTIA+$06 ;player 2 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
149 P3PF equ CTIA+$07 ;player 3 and playfield collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
150
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
151 M0PL equ CTIA+$08 ;missle 0 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
152 M1PL equ CTIA+$09 ;missle 1 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
153 M2PL equ CTIA+$0A ;missle 2 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
154 M3PL equ CTIA+$0B ;missle 3 and player collision
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
155
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
156 P0PL equ CTIA+$0C ;player 0 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
157 P1PL equ CTIA+$0D ;player 1 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
158 P2PL equ CTIA+$0E ;player 2 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
159 P3PL equ CTIA+$0F ;player 3 and player collision
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
160
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
161 TRIG0 equ CTIA+$10 ;joystick trigger 0
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
162 TRIG1 equ CTIA+$11 ;joystick trigger 1
2634
a34c08cdfcb2 Stable dwread/dwrite... pipeman also assembles.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2625
diff changeset
163
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
164 TRIG2 equ CTIA+$12 ;cartridge interlock
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
165 TRIG3 equ CTIA+$13 ;ACMI module interlock
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
166
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
167 PAL equ CTIA+$14 ;PAL/NTSC indicator
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
168
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
169 * Write Addresses
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
170 HPOSP0 equ CTIA+$00 ;player 0 horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
171 HPOSP1 equ CTIA+$01 ;player 1 horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
172 HPOSP2 equ CTIA+$02 ;player 2 horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
173 HPOSP3 equ CTIA+$03 ;player 3 horizontal position
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
174
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
175 HPOSM0 equ CTIA+$04 ;missle 0 horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
176 HPOSM1 equ CTIA+$05 ;missle 1 horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
177 HPOSM2 equ CTIA+$06 ;missle 2 horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
178 HPOSM3 equ CTIA+$07 ;missle 3 horizontal position
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
179
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
180 SIZEP0 equ CTIA+$08 ;player 0 size
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
181 SIZEP1 equ CTIA+$09 ;player 1 size
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
182 SIZEP2 equ CTIA+$0A ;player 2 size
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
183 SIZEP3 equ CTIA+$0B ;player 3 size
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
184
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
185 SIZEM equ CTIA+$0C ;missle sizes
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
186
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
187 GRAFP0 equ CTIA+$0D ;player 0 graphics
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
188 GRAFP1 equ CTIA+$0E ;player 1 graphics
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
189 GRAFP2 equ CTIA+$0F ;player 2 graphics
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
190 GRAFP3 equ CTIA+$10 ;player 3 graphics
2634
a34c08cdfcb2 Stable dwread/dwrite... pipeman also assembles.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2625
diff changeset
191
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
192 GRAFM equ CTIA+$11 ;missle graphics
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
193
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
194 COLPM0 equ CTIA+$12 ;player-missle 0 color/luminance
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
195 COLPM1 equ CTIA+$13 ;player-missle 1 color/luminance
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
196 COLPM2 equ CTIA+$14 ;player-missle 2 color/luminance
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
197 COLPM3 equ CTIA+$15 ;player-missle 3 color/luminance
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
198
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
199 COLPF0 equ CTIA+$16 ;playfield 0 color/luminance
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
200 COLPF1 equ CTIA+$17 ;playfield 1 color/luminance
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
201 COLPF2 equ CTIA+$18 ;playfield 2 color/luminance
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
202 COLPF3 equ CTIA+$19 ;playfield 3 color/luminance
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
203
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
204 COLBK equ CTIA+$1A ;background color/luminance
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
205
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
206 PRIOR equ CTIA+$1B ;priority select
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
207 VDELAY equ CTIA+$1C ;vertical delay
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
208 GRACTL equ CTIA+$1D ;graphic control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
209 HITCLR equ CTIA+$1E ;collision clear
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
210
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
211
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
212 *************************************************
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
213 ** POKEY Address Equates
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
214 POKEY equ $D200 ;POKEY area
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
215
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
216 *Read Addresses
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
217 POT0 equ POKEY+$00 ;potentiometer 0
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
218 POT1 equ POKEY+$01 ;potentiometer 1
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
219 POT2 equ POKEY+$02 ;potentiometer 2
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
220 POT3 equ POKEY+$03 ;potentiometer 3
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
221 POT4 equ POKEY+$04 ;potentiometer 4
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
222 POT5 equ POKEY+$05 ;potentiometer 5
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
223 POT6 equ POKEY+$06 ;potentiometer 6
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
224 POT7 equ POKEY+$07 ;potentiometer 7
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
225
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
226 ALLPOT equ POKEY+$08 ;potentiometer port state
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
227 KBCODE equ POKEY+$09 ;keyboard code
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
228 RANDOM equ POKEY+$0A ;random number generator
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
229 SERIN equ POKEY+$0D ;serial port input
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
230 IRQST equ POKEY+$0E ;IRQ interrupt status
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
231 IRQST.BREAKDOWN equ %10000000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
232 IRQST.KEYDOWN equ %01000000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
233 IRQST.SERINRDY equ %00100000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
234 IRQST.SEROUTNEEDED equ %00010000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
235 IRQST.SEROUTDONE equ %00001000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
236 IRQST.TIMER4 equ %00000100
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
237 IRQST.TIMER2 equ %00000010
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
238 IRQST.TIMER1 equ %00000001
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
239
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
240 SKSTAT equ POKEY+$0F ;serial port and keyboard status
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
241
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
242 * Write Addresses
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
243 AUDF1 equ POKEY+$00 ;channel 1 audio frequency
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
244 AUDC1 equ POKEY+$01 ;channel 1 audio control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
245
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
246 AUDF2 equ POKEY+$02 ;channel 2 audio frequency
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
247 AUDC2 equ POKEY+$03 ;channel 2 audio control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
248
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
249 AUDF3 equ POKEY+$04 ;channel 3 audio frequency
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
250 AUDC3 equ POKEY+$05 ;channel 3 audio control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
251
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
252 AUDF4 equ POKEY+$06 ;channel 4 audio frequency
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
253 AUDC4 equ POKEY+$07 ;channel 4 audio control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
254
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
255 AUDCTL equ POKEY+$08 ;audio control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
256 STIMER equ POKEY+$09 ;start timers
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
257 SKRES equ POKEY+$0A ;reset SKSTAT status
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
258 POTGO equ POKEY+$0B ;start potentiometer scan sequence
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
259 SEROUT equ POKEY+$0D ;serial port output
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
260 IRQEN equ POKEY+$0E ;IRQ interrupt enable
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
261 IRQEN.BREAKDOWN equ %10000000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
262 IRQEN.KEYDOWN equ %01000000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
263 IRQEN.SERINRDY equ %00100000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
264 IRQEN.SEROUTNEEDED equ %00010000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
265 IRQEN.SEROUTDONE equ %00001000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
266 IRQEN.TIMER4 equ %00000100
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
267 IRQEN.TIMER2 equ %00000010
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
268 IRQEN.TIMER1 equ %00000001
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
269
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
270 SKCTL equ POKEY+$0F ;serial port and keyboard control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
271 SKCTL.FORECEBREAK equ %10000000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
272 SKCTL.SERMODECTRLMASK equ %01110000
2714
8399491c0821 Reworked sources so that serial polling for the atari works.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2656
diff changeset
273 SKCTL.SERMODEOUT equ %00100000
8399491c0821 Reworked sources so that serial polling for the atari works.
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2656
diff changeset
274 SKCTL.SERMODEIN equ %00010000
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
275 SKCTL.TWOTONEMODE equ %00001000
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
276 SKCTL.FASTPOTSCAN equ %00000100
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
277 SKCTL.KEYBRDSCAN equ %00000010
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
278 SKCTL.KEYDEBOUNCE equ %00000001
2621
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
279
f27161fc2926 Added atari.d... new defs file for all things Atari
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
280
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
281 *************************************************
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
282 ** PIA Address Equates
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
283 PIA equ $D300 ;PIA area
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
284
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
285 * Read/Write Addresses
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
286 PORTA equ PIA+$00 ;port A direction register or jacks 0 and 1
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
287 PORTB equ PIA+$01 ;port B direction register or memory control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
288
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
289 PACTL equ PIA+$02 ;port A control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
290 PBCTL equ PIA+$03 ;port B control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
291
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
292 * PIA bit assignments for XEGS:
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
293 * bit 7 0 = Self-Test switched in, but only if OS Rom is also switched in
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
294 * bit 6 0 = Missile Command @ $A000 but ony if Basic Rom is switched out
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
295 *
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
296 * bit 1 0 = Basic switched in
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
297 * bit 0 1 = OS Rom switched in, opposite behaviour for this bit vs all the others relating to Rom.
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
298
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
299
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
300 *************************************************
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
301 ** ANTIC Address Equates
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
302 ANTIC equ $D400 ;ANTIC area
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
303
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
304 * Read Addresses
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
305 VCOUNT equ ANTIC+$0B ;vertical line counter
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
306 PENH equ ANTIC+$0C ;light pen horizontal position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
307 PENV equ ANTIC+$0D ;light pen vertical position
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
308 NMIST equ ANTIC+$0F ;NMI interrupt status
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
309
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
310 * Write Addresses
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
311 DMACTL equ ANTIC+$00 ;DMA control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
312 CHACTL equ ANTIC+$01 ;character control
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
313 DLISTL equ ANTIC+$02 ;low display list address
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
314 DLISTH equ ANTIC+$03 ;high disply list address
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
315 HSCROL equ ANTIC+$04 ;horizontal scroll
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
316 VSCROL equ ANTIC+$05 ;vertical scroll
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
317 PMBASE equ ANTIC+$07 ;player-missle base address
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
318 CHBASE equ ANTIC+$09 ;character base address
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
319 WSYNC equ ANTIC+$0A ;wait for HBLANK synchronization
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
320 NMIEN equ ANTIC+$0E ;NMI enable
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
321 NMIRES equ ANTIC+$0F ;NMI interrupt status reset
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
322
2650
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
323
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
324 *************************************************
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
325 ** Display List Equates
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
326 ADLI equ $80 ;display list interrupt
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
327 AVB equ $40 ;vertical blank
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
328 ALMS equ $40 ;set screen data address
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
329 AVSCR equ $20
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
330 AHSCR equ $10
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
331 AJMP equ $01 ;jump
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
332 AEMPTY1 equ $00
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
333 AEMPTY2 equ $10
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
334 AEMPTY3 equ $20
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
335 AEMPTY4 equ $30
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
336 AEMPTY5 equ $40
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
337 AEMPTY6 equ $50
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
338 AEMPTY7 equ $60
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
339 AEMPTY8 equ $70
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
340 AMODE2 equ $02
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
341 AMODE3 equ $03
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
342 AMODE4 equ $04
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
343 AMODE5 equ $05
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
344 AMODE6 equ $06
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
345 AMODE7 equ $07
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
346 AMODE8 equ $08
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
347 AMODE9 equ $09
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
348 AMODEA equ $0A
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
349 AMODEB equ $0B
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
350 AMODEC equ $0C
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
351 AMODED equ $0D
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
352 AMODEE equ $0E
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
353 AMODEF equ $0F
538d8fdbaeba Added fuji and ataridemo.dsk
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2649
diff changeset
354
2639
283433fa565c Added notes to atari.d
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2634
diff changeset
355 endc