Mercurial > repos > blastem
annotate menu.s68 @ 931:126c0294c1e4
Make stateview and vgmplay compile again
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Tue, 16 Feb 2016 19:13:00 -0800 |
parents | a3b08915624b |
children | 5e90fa4da2ec |
rev | line source |
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789
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1 dc.l $0, start |
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2 dc.l empty_handler |
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3 dc.l empty_handler |
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4 ;$10 |
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5 dc.l empty_handler |
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6 dc.l empty_handler |
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7 dc.l empty_handler |
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8 dc.l empty_handler |
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9 ;$20 |
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10 dc.l empty_handler |
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11 dc.l empty_handler |
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12 dc.l empty_handler |
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13 dc.l empty_handler |
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14 ;$30 |
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15 dc.l empty_handler |
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16 dc.l empty_handler |
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17 dc.l empty_handler |
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18 dc.l empty_handler |
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19 ;$40 |
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20 dc.l empty_handler |
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21 dc.l empty_handler |
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22 dc.l empty_handler |
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23 dc.l empty_handler |
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24 ;$50 |
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25 dc.l empty_handler |
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26 dc.l empty_handler |
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27 dc.l empty_handler |
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28 dc.l empty_handler |
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29 ;$60 |
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30 dc.l empty_handler |
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31 dc.l empty_handler |
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32 dc.l empty_handler |
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33 dc.l empty_handler |
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34 ;$70 |
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35 dc.l int_4 |
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36 dc.l empty_handler |
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37 dc.l int_6 |
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38 dc.l empty_handler |
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39 ;$80 |
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40 dc.l empty_handler |
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41 dc.l empty_handler |
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42 dc.l empty_handler |
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43 dc.l empty_handler |
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44 ;$90 |
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45 dc.l empty_handler |
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46 dc.l empty_handler |
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47 dc.l empty_handler |
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48 dc.l empty_handler |
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49 ;$A0 |
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50 dc.l empty_handler |
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51 dc.l empty_handler |
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52 dc.l empty_handler |
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53 dc.l empty_handler |
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54 ;$B0 |
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55 dc.l empty_handler |
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56 dc.l empty_handler |
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57 dc.l empty_handler |
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58 dc.l empty_handler |
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59 ;$C0 |
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60 dc.l empty_handler |
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61 dc.l empty_handler |
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62 dc.l empty_handler |
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63 dc.l empty_handler |
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64 ;$D0 |
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65 dc.l empty_handler |
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66 dc.l empty_handler |
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67 dc.l empty_handler |
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68 dc.l empty_handler |
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69 ;$E0 |
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70 dc.l empty_handler |
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71 dc.l empty_handler |
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72 dc.l empty_handler |
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73 dc.l empty_handler |
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74 ;$F0 |
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75 dc.l empty_handler |
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76 dc.l empty_handler |
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77 dc.l empty_handler |
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78 dc.l empty_handler |
790
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79 dc.b "SEGA GENESIS " |
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80 dc.b "(c) 2015.JULY " |
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81 dc.b "Menu " |
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82 dc.b " " |
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83 dc.b " " |
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84 dc.b "Menu " |
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85 dc.b " " |
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86 dc.b " " |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
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87 dc.b "MP BlstMenu-00", 0, 0 |
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88 dc.b " " |
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89 dc.l $0, rom_end-1, $FF0000, $FFFFFF |
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90 dc.b " " |
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91 dc.b " " |
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92 dc.b " " |
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93 dc.b " " |
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94 dc.b "JUE " |
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95 |
814
109ac52ffecd
Menu cleanup with macros
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parents:
791
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96 ;register addresses |
827
35f5658d141f
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814
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97 VDP_DATA equ $C00000 |
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98 VDP_CTRL equ $C00004 |
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99 VDP_HV equ $C00008 |
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100 Z80_RAM equ $A00000 |
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101 IO_AREA equ $A10000 |
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102 PAD1_DATA equ (IO_AREA + 3) |
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103 PAD2_DATA equ (IO_AREA + 5) |
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104 EXT_DATA equ (IO_AREA + 7) |
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105 PAD1_CTRL equ (IO_AREA + 9) |
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106 PAD2_CTRL equ (IO_AREA + 11) |
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107 EXT_CTRL equ (IO_AREA + 13) |
814
109ac52ffecd
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791
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108 |
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109 MODE_1 equ 0 |
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110 MODE_2 equ 1 |
814
109ac52ffecd
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parents:
791
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111 SCROLL_A equ 2 |
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112 WINDOW equ 3 |
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113 SCROLL_B equ 4 |
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114 SAT equ 5 |
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115 BG_COLOR equ 7 |
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116 HINT equ $A |
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117 MODE_3 equ $B |
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118 MODE_4 equ $C |
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119 HSCROLL equ $D |
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120 AUTOINC equ $F |
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121 SCROLL EQU $10 |
109ac52ffecd
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791
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122 WINDOW_H equ $11 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
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123 WINDOW_V equ $12 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
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791
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124 DMALEN_L equ $13 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
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125 DMALEN_H equ $14 |
109ac52ffecd
Menu cleanup with macros
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791
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126 DMASRC_L equ $15 |
109ac52ffecd
Menu cleanup with macros
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791
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127 DMASRC_M equ $16 |
109ac52ffecd
Menu cleanup with macros
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791
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128 DMASRC_H equ $17 |
109ac52ffecd
Menu cleanup with macros
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parents:
791
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129 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
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791
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130 VDP_VRAM_WRITE equ $40000000 |
109ac52ffecd
Menu cleanup with macros
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791
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131 VDP_CRAM_WRITE equ $C0000000 |
109ac52ffecd
Menu cleanup with macros
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132 VDP_VSRAM_WRITE equ $40000010 |
109ac52ffecd
Menu cleanup with macros
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791
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133 VDP_DMA_FLAG equ $80 |
109ac52ffecd
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134 |
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Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
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changeset
|
135 vdpregset macro |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
136 move.w #(((\1) << 8) | $8000 | (\2)), (a1) |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
137 endm |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
138 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
139 vdpreg macro |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
140 dc.w (((\1) << 8) | $8000 | (\2)) |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
141 endm |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
142 |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
143 ;Writes a normal VDP command to the control port |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
144 ;\1 - VDP address |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
145 ;\2 - Access type |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
146 vdpaccess macro |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
147 move.l #((\2) | (\1) << 16 & $3FFF0000 | (\1) >> 14 & 3), (a1) |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
148 endm |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
149 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
150 ;Writes a DMA command to the control port |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
151 ;\1 - Destination address |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
152 ;\2 - Destination type |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
153 startdma macro |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
154 move.l #(\2 | VDP_DMA_FLAG | (\1 << 16) & $3FFF0000 | (\1 >> 14) & 3), (a1) |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
155 endm |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
156 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
157 DMA_SRC_68K equ 0 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
158 DMA_SRC_VRAM equ $C0 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
159 DMA_SRC_FILL equ $80 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
160 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
161 dmasrc macro |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
162 move.l #($95009600 + (\1) << 15 & $FF0000 + (\1) >> 9 & $FF), (a1) |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
163 move.w #($9700 + (\1) >> 17 & $7F | (\2)), (a1) |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
164 endm |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
165 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
166 dir_buffer equ $100000 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
167 menu_port equ $180000 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
168 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
169 MAX_DISPLAY equ 24 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
170 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
171 rsset $FFFF8000 |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
172 x_pos rs.w 1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
173 base_cmd rs.l 1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
174 sprite_list rs.l 160 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
175 page_index rs.l MAX_DISPLAY+1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
176 page_stack rs.l 1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
177 page_pointers rs.l 1024 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
178 mouse_sprite rs.l 1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
179 mouse_x rs.w 1 |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
180 num_sprites rs.b 1 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
181 last_pad1 rs.b 1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
182 last_pad2 rs.b 1 |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
183 selected rs.b 1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
184 more_pages rs.b 1 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
185 mouse_buf rs.b 3 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
186 mouse_shown rs.b 1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
187 last_mbuttons rs.b 1 |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
188 |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
189 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
190 int_6: |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
191 dmasrc sprite_list, DMA_SRC_68K |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
192 ;set DMA length |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
193 move.l #$94009300, d0 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
194 moveq #0, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
195 move.b num_sprites.w, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
196 add.w d1, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
197 add.w d1, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
198 move.b d1, d0 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
199 swap d0 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
200 lsr.w #8, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
201 move.b d1, d0 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
202 move.l d0, (a1) |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
203 startdma $C000, VDP_VRAM_WRITE |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
204 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
205 ;read gamepad/mouse in port 1 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
206 lea PAD1_DATA, a2 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
207 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
208 bsr io_read |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
209 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
210 cmp.b #3, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
211 beq .mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
212 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
213 move.b last_pad1.w, d1 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
214 eor.b d0, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
215 and.b d0, d1 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
216 move.b d0, last_pad1.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
217 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
218 bsr handle_pad_buttons |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
219 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
220 bra pad2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
221 .mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
222 bsr handle_mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
223 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
224 pad2: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
225 ;read gamepad/mouse in port 2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
226 lea PAD2_DATA, a2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
227 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
228 bsr io_read |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
229 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
230 cmp.b #3, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
231 beq .mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
232 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
233 move.b last_pad2.w, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
234 eor.b d0, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
235 and.b d0, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
236 move.b d0, last_pad2.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
237 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
238 bsr handle_pad_buttons |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
239 rte |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
240 .mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
241 bsr handle_mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
242 rte |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
243 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
244 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
245 ;d0 = SACBRLUD |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
246 ;d1 = newly pressed buttons |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
247 handle_pad_buttons: |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
248 moveq #16, d2 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
249 btst #1, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
250 bne down |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
251 btst #0, d1 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
252 bne up |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
253 btst #3, d1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
254 bne right |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
255 btst #2, d1 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
256 bne left |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
257 btst #7, d1 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
258 bne select_entry |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
259 btst #5, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
260 bne select_entry |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
261 handle_done: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
262 rts |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
263 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
264 down: |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
265 ;check if we are already at the bottom of the page |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
266 moveq #1, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
267 add.b (selected).w, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
268 move.w d0, d1 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
269 add.w d0, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
270 add.w d0, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
271 lea page_index.w, a2 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
272 tst.l (0, a2, d0.w) |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
273 beq handle_done |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
274 move.b d1, (selected).w |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
275 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
276 add.w d2, (sprite_list).w |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
277 add.w d2, (sprite_list+8).w |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
278 rts |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
279 up: |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
280 ;check if we are already at the top of the page |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
281 move.b (selected).w, d0 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
282 beq handle_done |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
283 subq #1, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
284 move.b d0, (selected).w |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
285 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
286 sub.w d2, (sprite_list).w |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
287 sub.w d2, (sprite_list+8).w |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
288 rts |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
289 |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
290 right: |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
291 ;check that we have another page to go to |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
292 tst.b more_pages.w |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
293 beq handle_done |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
294 ;switch to the next page |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
295 move.l page_stack.w, a6 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
296 move.l (-4, a6), a6 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
297 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
298 addq #6, a7 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
299 bra render_page |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
300 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
301 left: |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
302 move.l page_stack.w, a5 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
303 ;check if we're already on the first page |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
304 cmp.l #(page_pointers+8), a5 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
305 beq handle_done |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
306 ;switch to previous page |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
307 lea (-12, a5), a5 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
308 move.l (a5)+, a6 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
309 move.l a5, page_stack.w |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
310 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
311 addq #6, a7 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
312 bra render_page |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
313 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
314 select_entry: |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
315 moveq #0, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
316 move.b (selected).w, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
317 add.w d0, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
318 add.w d0, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
319 lea page_index.w, a2 |
869
4298db923cf8
Fix detection of directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
868
diff
changeset
|
320 move.l (0, a2, d0.w), a2 |
4298db923cf8
Fix detection of directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
868
diff
changeset
|
321 tst.b (-1, a2) |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
322 bne enter_dir |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
323 ;regular file |
872
7022ba865cfd
Initial work for allowing loading a ROM from menu
Michael Pavone <pavone@retrodev.com>
parents:
871
diff
changeset
|
324 lea menu_port+8, a3 |
7022ba865cfd
Initial work for allowing loading a ROM from menu
Michael Pavone <pavone@retrodev.com>
parents:
871
diff
changeset
|
325 move.l a2, (a3) |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
326 rts |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
327 enter_dir: |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
328 lea menu_port+4, a3 |
869
4298db923cf8
Fix detection of directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
868
diff
changeset
|
329 move.l a2, (a3) |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
330 .wait_complete |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
331 tst.w (a3) |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
332 bne .wait_complete |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
333 addq #6, a7 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
334 bra menu_start |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
335 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
336 handle_mouse: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
337 move.b last_mbuttons.w, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
338 eor.b d3, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
339 and.b d3, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
340 move.b d3, last_mbuttons.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
341 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
342 move.b d0, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
343 or.b d1, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
344 beq .no_mouse_move |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
345 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
346 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
347 tst.b mouse_shown.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
348 bne .skip_show_check |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
349 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
350 moveq #0, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
351 move.b num_sprites.w, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
352 move.w d2, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
353 lsl.w #3, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
354 lea sprite_list.w, a2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
355 move.b d2, (-5, a2, d4.w) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
356 lea (0, a2, d4.w), a2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
357 move.l a2, mouse_sprite.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
358 move.l #$01000500, (a2)+ |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
359 move.w #$8083, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
360 move.w #$100, mouse_x.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
361 addq #1, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
362 move.b d2, num_sprites.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
363 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
364 move.b #1, mouse_shown.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
365 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
366 .skip_show_check |
910
c030e4af32b7
Mouse X and Y are 9-bit 2's complement not 8-bit magnitude + sign bit like I thought. Fixed mouse Y direction.
Michael Pavone <pavone@retrodev.com>
parents:
909
diff
changeset
|
367 neg.w d1 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
368 move.l mouse_sprite.w, a2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
369 add.w d1, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
370 add.w d0, mouse_x.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
371 move.w mouse_x.w, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
372 asr.w #1, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
373 move.w d0, (6, a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
374 move.w (a2), d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
375 cmp.w #272, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
376 blo .done |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
377 cmp.w #655, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
378 bhi .done |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
379 and.w #$FFF0, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
380 subq #8, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
381 move.w d1, (sprite_list).w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
382 move.w d1, (sprite_list+8).w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
383 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
384 sub.w #264, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
385 lsr.w #4, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
386 move.b d1, selected.w |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
387 .no_mouse_move |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
388 btst #0, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
389 bne select_entry |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
390 .done |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
391 rts |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
392 int_4: |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
393 empty_handler: |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
394 rte |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
395 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
396 id_lookup: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
397 dc.b $0, $1, $4, $5 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
398 dc.b $2, $3, $6, $7 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
399 dc.b $8, $9, $C, $D |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
400 dc.b $A, $B, $E, $F |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
401 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
402 io_read: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
403 ;read TH=1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
404 move.b (a2), d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
405 ;read TH=0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
406 move.b #0, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
407 nop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
408 nop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
409 move.b (a2), d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
410 ;reset TH to 1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
411 move.b #$40, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
412 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
413 moveq #0, d2 ;4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
414 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
415 ;calculate Mega Drive peripheral ID |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
416 move.b d1, d2 ;4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
417 lsr.b #1, d2 ;8, 12 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
418 or.b d1, d2 ;4, 16 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
419 and.b #5, d2 ;8, 24 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
420 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
421 move.b d0, d3 ;4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
422 add.b d3, d3 ;4, 8 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
423 or.b d0, d3 ;4, 12 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
424 and.b #$A, d3 ;8, 20 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
425 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
426 or.b d3, d2 ;4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
427 move.b (id_lookup, pc, d2.w), d2 ;14 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
428 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
429 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
430 cmp.b #$3, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
431 beq .mouse |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
432 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
433 cmp.b #$D, d2 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
434 bne .not_pad |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
435 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
436 and.b #$3F, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
437 and.b #$30, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
438 add.b d1, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
439 add.b d1, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
440 or.b d1, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
441 not.b d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
442 rts |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
443 .not_pad: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
444 moveq #0, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
445 rts |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
446 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
447 .mouse: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
448 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
449 move.b #$60, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
450 move.b #$60, (PAD1_CTRL-PAD1_DATA, a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
451 move.b #$60, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
452 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
453 moveq #$f, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
454 wait_hi_init: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
455 btst #4, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
456 beq wait_hi_init |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
457 nop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
458 nop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
459 move.b #$20, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
460 nop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
461 nop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
462 moveq #$f, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
463 move.b #0, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
464 .wait_lo |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
465 btst #4, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
466 bne .wait_lo |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
467 moveq #$f, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
468 move.b #$20, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
469 .wait_hi |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
470 btst #4, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
471 beq .wait_hi |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
472 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
473 lea mouse_buf.w, a3 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
474 move.l a3, a4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
475 moveq #2, d3 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
476 moveq #0, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
477 loop: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
478 moveq #$f, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
479 move.b #0, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
480 .wait_lo |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
481 btst #4, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
482 bne .wait_lo |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
483 move.b (a2), d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
484 lsl.b #4, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
485 moveq #$f, d4 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
486 move.b #$20, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
487 .wait_hi |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
488 btst #4, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
489 beq .wait_hi |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
490 move.b (a2), d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
491 and.b #$f, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
492 or.b d1, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
493 move.b d0, (a3)+ |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
494 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
495 dbra d3, loop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
496 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
497 ;end request |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
498 move.b #$60, (a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
499 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
500 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
501 ;massage data |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
502 moveq #0, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
503 move.b d0, d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
504 move.b (a4)+, d3 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
505 move.b (a4), d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
506 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
507 btst #4, d3 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
508 beq xpos |
910
c030e4af32b7
Mouse X and Y are 9-bit 2's complement not 8-bit magnitude + sign bit like I thought. Fixed mouse Y direction.
Michael Pavone <pavone@retrodev.com>
parents:
909
diff
changeset
|
509 or.w #$FF00, d0 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
510 xpos |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
511 btst #5, d3 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
512 beq ypos |
910
c030e4af32b7
Mouse X and Y are 9-bit 2's complement not 8-bit magnitude + sign bit like I thought. Fixed mouse Y direction.
Michael Pavone <pavone@retrodev.com>
parents:
909
diff
changeset
|
513 or.w #$FF00, d1 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
514 ypos |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
515 ;set port config back to normal controller mode |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
516 move.b #$40, (PAD1_CTRL-PAD1_DATA, a2) |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
517 rts |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
518 |
925 | 519 topcorner equ (button-font)/64 + 32 |
520 topmiddle equ topcorner+1 | |
521 botcorner equ topmiddle+1 | |
522 botmiddle equ botcorner+1 | |
523 horiz_flip equ $800 | |
524 vert_flip equ $1000 | |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
525 |
925 | 526 ; draws a button |
527 ; d0.w - x in cells | |
528 ; d1.w - y in cells | |
529 ; d2.w - width in cells | |
530 ; | |
531 ; clobbers a6 | |
532 draw_button: | |
533 ;multiply x by 2 | |
534 add.w d0, d0 | |
535 ;multiply y by 128 | |
536 lsl.w #7, d1 | |
537 add.w d1, d0 | |
538 add.w #$A000, d0 | |
539 move.w d0, d1 | |
540 and.w #$3FFF, d0 | |
541 rol.w #2, d1 | |
542 and.w #3, d1 | |
543 ori.w #(VDP_VRAM_WRITE >> 16), d0 | |
544 swap d0 | |
545 move.w d1, d0 | |
546 move.l d0, (a1) | |
547 move.w d2, d1 | |
548 ;top left corner | |
549 move.w #topcorner, (a0) | |
550 subq #3, d1 | |
551 bmi .notopmiddle | |
552 .toploop: | |
553 ;top middle | |
554 move.w #topmiddle, (a0) | |
555 dbra d1, .toploop | |
556 .notopmiddle | |
557 ;top right corner | |
558 move.w #(topcorner | horiz_flip), (a0) | |
559 ;go to next row in name table | |
560 add.l #((2*64) << 16), d0 | |
561 move.l d0, (a1) | |
562 ;bottom left corner | |
563 move.w #botcorner, (a0) | |
564 subq #3, d2 | |
565 bmi .nomiddlebot | |
566 .botloop: | |
567 ;bottom middle | |
568 move.w #botmiddle, (a0) | |
569 dbra d2, .botloop | |
570 .nomiddlebot | |
571 ;bottom right corner | |
572 move.w #(botcorner | horiz_flip), (a0) | |
573 rts | |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
574 |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
575 initial_regs: |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
576 vdpreg MODE_2, $4 ;Mode 5, everything turned off |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
577 vdpreg MODE_1, $4 |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
578 vdpreg SCROLL_A, $20 ;Scroll a table $8000 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
579 vdpreg SCROLL_B, $05 ;Scroll b table $A000 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
580 vdpreg SAT, $60 ;SAT table $C000 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
581 vdpreg BG_COLOR, 0 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
582 vdpreg HINT, $FF |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
583 vdpreg MODE_3, 0 ;full screen scroll |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
584 vdpreg MODE_4, $87 ;40 cell mode, double-res interlace |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
585 vdpreg HSCROLL, 0 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
586 vdpreg AUTOINC, 2 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
587 vdpreg SCROLL, 1 ;64x32 scroll size |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
588 end_initial_regs |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
589 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
590 start: |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
591 lea $FF0000, a0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
592 moveq #0, d0 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
593 move.w #($10000/8 - 1), d1 |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
594 .clearloop: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
595 move.l d0, (a0)+ |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
596 move.l d0, (a0)+ |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
597 dbra d1, .clearloop |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
598 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
599 lea $C00000, a0 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
600 lea $C00004, a1 |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
601 |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
602 moveq #(end_initial_regs-initial_regs-1), d0 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
603 lea initial_regs.w, a2 |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
604 .regloop |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
605 move.w (a2)+, (a1) |
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
606 dbra d0, .regloop |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
607 |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
608 vdpaccess $0, VDP_CRAM_WRITE |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
609 move.w #$020, (a0) |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
610 move.w #$EEE, (a0) |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
611 move.w #$222, (a0) |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
612 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
613 ;init scroll table |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
614 vdpaccess $0, VDP_VRAM_WRITE |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
615 move.w #0, (a0) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
616 move.w #4, (a0) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
617 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
618 ;load tiles |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
619 vdpaccess $800, VDP_VRAM_WRITE |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
620 lea font(pc), a2 |
925 | 621 move.w #((buttonend-font)/4 - 1), d0 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
622 tloop: |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
623 move.l (a2)+, (a0) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
624 dbra d0, tloop |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
625 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
626 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
627 ;setup SAT |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
628 ;;vdpaccess $C000, VDP_VRAM_WRITE |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
629 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
630 lea sprite_list.w, a2 |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
631 ;left arrow |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
632 move.l #$01080501, (a2)+ |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
633 move.l #$807F0086, (a2)+ |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
634 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
635 ;right arrow |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
636 move.l #$01080500, (a2)+ |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
637 move.l #$887F01AA, (a2)+ |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
638 move.b #2, num_sprites.w |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
639 |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
640 menu_start: |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
641 lea page_pointers.w, a5 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
642 lea dir_buffer, a6 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
643 move.l a6, (a5)+ |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
644 move.l a5, page_stack.w |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
645 lea menu_port, a2 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
646 move.l a6, (a2) |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
647 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
648 wait_complete: |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
649 tst.w (a2) |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
650 bne wait_complete |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
651 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
652 render_page: |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
653 ;clear name tables |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
654 vdpaccess $8000, VDP_VRAM_WRITE |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
655 moveq #32, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
656 swap d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
657 move.b #32, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
658 move.w #(64*64-1), d1 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
659 ploop: |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
660 move.l d0, (a0) |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
661 dbra d1, ploop |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
662 |
925 | 663 moveq #0, d0 |
664 moveq #26, d1 | |
665 moveq #6, d2 | |
666 bsr draw_button | |
667 | |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
668 move.l #$40860002, d3 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
669 move.l d3, (a1) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
670 move.l d3, base_cmd.w |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
671 |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
672 move.b #0, more_pages.w |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
673 lea page_index.w, a3 |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
674 moveq #MAX_DISPLAY-1, d7 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
675 file_loop: |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
676 tst.b (a6)+ |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
677 beq done_files |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
678 addq #1, a6 ;TODO: Do something with directory flag |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
679 |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
680 ;skip over entries starting with a dot except .. |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
681 cmp.b #$2E, (a6) |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
682 bne normal |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
683 cmp.b #$2E, (1, a6) |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
684 beq normal |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
685 addq #1, a6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
686 .skip_loop: |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
687 tst.b (a6)+ |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
688 bne .skip_loop |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
689 addq #1, d7 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
690 move.l a6, d6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
691 bra skip |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
692 normal: |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
693 ;save entry pointer to page index |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
694 move.l a6, (a3)+ |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
695 ;print name on screen |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
696 moveq #0, d0 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
697 bsr print_string |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
698 move.l a6, d6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
699 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
700 lea Newline(pc), a6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
701 bsr print_string |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
702 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
703 skip: |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
704 ;word align pointer |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
705 addq #1, d6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
706 and.w #$FFFE, d6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
707 move.l d6, a6 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
708 |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
709 dbra d7, file_loop |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
710 tst.b (a6) |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
711 beq done_files |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
712 move.b #1, more_pages.w |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
713 done_files: |
871
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
714 move.l page_stack.w, a5 |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
715 move.l a6, (a5)+ |
f364f4f22f8f
Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
869
diff
changeset
|
716 move.l a5, page_stack.w |
868
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
717 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
718 ;null terminate page_index |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
719 moveq #0, d0 |
1bab7e01ae98
Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
720 move.l d0, (a3) |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
721 |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
722 ;setup gamepads |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
723 move.b #$40, PAD1_CTRL |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
724 move.b #$40, PAD2_CTRL |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
725 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
726 move.w #$8174, (a1) ;enable display, vertical interrupts, DMA |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
727 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
728 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
729 wait_forever |
814
109ac52ffecd
Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents:
791
diff
changeset
|
730 stop #2500 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
731 bra wait_forever |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
732 |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
733 Newline: |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
734 dc.b $A, 0 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
735 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
736 align 1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
737 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
738 ;Prints a null terminated string |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
739 ;a6 - pointer to string |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
740 ;a0 - VDP data port |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
741 ;d0 - base tile attribute |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
742 ; |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
743 ;Clobbers: d1.w, d2.w, d3.l |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
744 print_string: |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
745 lea widths(pc), a5 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
746 move.w x_pos.w, d2 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
747 move.l base_cmd.w, d3 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
748 .loop |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
749 moveq #0, d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
750 move.b (a6)+, d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
751 beq .end |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
752 cmp.b #$A, d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
753 beq .newline |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
754 tst.b (-32, a5, d1.w) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
755 beq .narrow |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
756 add.w d0, d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
757 move.w d1, (a0) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
758 addq #2, d2 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
759 bra .loop |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
760 .narrow |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
761 add.w d0, d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
762 move.w d1, (a0) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
763 addq #1, d2 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
764 move.l d2, d1 |
791
60686f8d5e48
Add a couple of comments to menu.s68
Michael Pavone <pavone@retrodev.com>
parents:
790
diff
changeset
|
765 ;switch to other plane |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
766 and.w #$FFFE, d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
767 swap d1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
768 eor.l #$20000000, d3 |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
769 add.l d3, d1 |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
770 move.l d1, (a1) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
771 bra .loop |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
772 .newline |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
773 moveq #0, d2 |
791
60686f8d5e48
Add a couple of comments to menu.s68
Michael Pavone <pavone@retrodev.com>
parents:
790
diff
changeset
|
774 ;switch back to plane A |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
775 and.l #$DFFFFFFF, d3 |
791
60686f8d5e48
Add a couple of comments to menu.s68
Michael Pavone <pavone@retrodev.com>
parents:
790
diff
changeset
|
776 ;skip to next row |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
777 add.l #$00800000, d3 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
778 move.l d3, (a1) |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
779 bra .loop |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
780 .end |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
781 move.w d2, x_pos.w |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
782 move.l d3, base_cmd.w |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
783 rts |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
784 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
785 align 1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
786 font: |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
787 incbin font_interlace_variable.tiles |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
788 fontend |
827
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
789 arrow: |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
790 incbin arrow.tiles |
35f5658d141f
Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents:
814
diff
changeset
|
791 arrowend: |
909
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
792 cursor: |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
793 incbin cursor.tiles |
e60eb88d7b09
Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents:
872
diff
changeset
|
794 cursorend: |
917
f057975212e9
Added button graphic for menu
Michael Pavone <pavone@retrodev.com>
parents:
910
diff
changeset
|
795 button: |
f057975212e9
Added button graphic for menu
Michael Pavone <pavone@retrodev.com>
parents:
910
diff
changeset
|
796 incbin button.tiles |
f057975212e9
Added button graphic for menu
Michael Pavone <pavone@retrodev.com>
parents:
910
diff
changeset
|
797 buttonend: |
789
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
798 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
799 widths: |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
800 dc.b 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
801 dc.b 1, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
802 dc.b 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
803 dc.b 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 |
41e83b38bdc8
Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
804 dc.b 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1 |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
827
diff
changeset
|
805 |
790
e8b14d5a5b5a
Add something resembling a proper header
Michael Pavone <pavone@retrodev.com>
parents:
789
diff
changeset
|
806 rom_end: |