Mercurial > repos > blastem
annotate gen_test_hv.s68 @ 865:305c85c0b954
Allow 68K debug print to read from arbitrary memory regions
author | Michael Pavone <pavone@retrodev.com> |
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date | Fri, 06 Nov 2015 11:44:51 -0800 |
parents | c86f27f5c5a6 |
children |
rev | line source |
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649
c86f27f5c5a6
Added HV counter test ROM source
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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 |
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79 dc.b "SEGA" |
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80 empty_handler: |
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81 int_6: |
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82 rte |
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83 int_4: |
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84 move.w (a2), d0 |
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85 ori.w #$8000, d0 |
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86 move.w d0, (a4)+ |
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87 rte |
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88 |
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89 start: |
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90 lea $C00000, a0 |
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91 lea $C00004, a1 |
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92 move.w #$8104, (a1) ;Mode 5, everything turned off |
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93 move.w #$8004, (a1) |
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94 move.w #$8220, (a1) ;Scroll a table $8000 |
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95 move.w #$8404, (a1) ;Scroll b table $8000 |
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96 move.w #$8560, (a1) ;SAT table $C000 |
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97 move.w #$8700, (a1) ;backdrop color 0 |
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98 move.w #$8B00, (a1) ;full screen scroll |
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99 move.w #$8C81, (a1) ;40 cell mode, no interlace |
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100 move.w #$8C81, (mode).w |
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101 move.w #$8D00, (a1) ;hscroll table at 0 |
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102 move.w #$8F02, (a1) ;autoinc 2 |
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103 move.w #$9011, (a1) ;64x64 scroll size |
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104 move.l #$C0000000, (a1) |
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105 move.w #$000, (a0) |
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106 move.w #$EEE, (a0) |
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107 |
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108 ;clear scroll table |
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109 move.l #$40000000, (a1) |
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110 move.l #0, (a0) |
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111 |
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112 ;load tiles |
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113 move.l #$44000000, (a1) |
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114 lea font(pc), a2 |
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115 move.w #((fontend-font)/4 - 1), d0 |
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116 tloop: |
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117 move.l (a2)+, (a0) |
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118 dbra d0, tloop |
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119 |
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120 |
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121 |
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122 ;clear name table |
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123 move.l #$40000002, (a1) |
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124 moveq #32, d0 |
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125 move.w #(64*64-1), d1 |
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126 ploop: |
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127 move.w d0, (a0) |
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128 dbra d1, ploop |
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129 |
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130 |
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131 lea $FF0000, a4 |
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132 move.b #$40, (a4, 6) |
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Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
133 move.w #$8144, (a1) ;enable display |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
134 move #$2300, sr |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
135 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
136 lea (4, a1), a2 ;hv counter line address |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
137 lea (2, a1), a3 ;second contro/status address |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
138 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
139 move.b #254, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
140 init_wait: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
141 cmp.b (a2), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
142 beq init_wait |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
143 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
144 top: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
145 move.b #254, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
146 lea $FF0000, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
147 move.w #$8F00, (a1) ;autoinc of 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
148 move.l #$40040000, (a1) ;unused VRAM address |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
149 wait_active: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
150 cmp.b (a2), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
151 bne.s wait_active |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
152 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
153 move.l #$8A718014, (a1) ;enable Hints |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
154 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
155 ;sync to VDP by attempting to fill FIFO |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
156 ;being in vblank makes this a bit difficult |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
157 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
158 rept 8 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
159 move.l d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
160 endr |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
161 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
162 ;sample data for vblank flag off |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
163 rept 82 ;two lines worth of move.l |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
164 move.l (a3), (a4)+ |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
165 endr |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
166 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
167 move.l a4, a5 ;save end of first buffer |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
168 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
169 move.b (a2), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
170 wait_new_line: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
171 cmp.b (a2), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
172 beq.s wait_new_line |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
173 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
174 ;sync to VDP by filling FIFO |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
175 move.l d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
176 move.l d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
177 move.w d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
178 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
179 ;sample data for line change HV value |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
180 rept 45 ;one line worth of move.l |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
181 move.l (a2), (a4)+ |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
182 endr |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
183 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
184 move.l a4, usp ;save end of second buffer |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
185 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
186 moveq #$70, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
187 wait_hint_line: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
188 cmp.b (a2), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
189 bne.s wait_hint_line |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
190 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
191 ;sample data for line change HV value |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
192 rept 45 ;one line worth of move.l |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
193 move.l (a2), (a4)+ |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
194 endr |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
195 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
196 move.l a4, a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
197 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
198 move.b #223, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
199 wait_inactive: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
200 cmp.b (a2), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
201 bne.s wait_inactive |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
202 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
203 ;sync to VDP by filling FIFO |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
204 move.l d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
205 move.l d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
206 move.w d0, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
207 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
208 ;sample data for vblank on |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
209 rept 82 ;two lines worth of move.l |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
210 move.l (a3), (a4)+ |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
211 endr |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
212 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
213 move.l #$8AFF8004, (a1) ;disable Hints |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
214 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
215 rsset $FFFF8000 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
216 vblank_start_min rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
217 vblank_start_max rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
218 vblank_end_min rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
219 vblank_end_max rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
220 hblank_start_min rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
221 hblank_start_max rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
222 hblank_end_min rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
223 hblank_end_max rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
224 line_change_min rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
225 line_change_max rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
226 hint_min rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
227 hint_max rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
228 mode rs.w 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
229 printed_hv_dump rs.b 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
230 button_state rs.b 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
231 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
232 lea $FF0001, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
233 .loop: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
234 btst.b #3, (a4) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
235 beq.s found_vblank_off |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
236 move.w 1(a4), d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
237 addq #4, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
238 bra.s .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
239 found_vblank_off: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
240 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
241 move.w (vblank_end_max).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
242 beq .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
243 cmp.w d0, d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
244 blo .no_new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
245 .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
246 move.w d6, (vblank_end_max).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
247 .no_new_max: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
248 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
249 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
250 move.w 1(a4), d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
251 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
252 move.w (vblank_end_min).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
253 beq .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
254 cmp.w d0, d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
255 bhi .no_new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
256 .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
257 move.w d6, (vblank_end_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
258 .no_new_min: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
259 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
260 lea $FF0001, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
261 ;first find a point where HBLANK is not set |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
262 bra.s .start |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
263 .loop: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
264 addq #4, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
265 .start |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
266 btst.b #2, (a4) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
267 bne.s .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
268 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
269 ;then find a point after that where it switches to on |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
270 .loop2: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
271 btst.b #2, (a4) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
272 bne.s found_hblank_on |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
273 move.w 1(a4), d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
274 addq #4, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
275 bra.s .loop2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
276 found_hblank_on: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
277 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
278 move.w (hblank_start_max).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
279 beq .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
280 cmp.w d0, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
281 blo .no_new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
282 .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
283 move.w d5, (hblank_start_max).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
284 .no_new_max: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
285 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
286 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
287 move.w 1(a4), d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
288 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
289 move.w (hblank_start_min).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
290 beq .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
291 cmp.w d0, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
292 bhi .no_new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
293 .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
294 move.w d5, (hblank_start_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
295 .no_new_min: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
296 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
297 ;finally find a point after that where it switches back off |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
298 .loop2: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
299 btst.b #2, (a4) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
300 beq.s found_hblank_off |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
301 move.w 1(a4), d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
302 addq #4, a4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
303 bra.s .loop2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
304 found_hblank_off: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
305 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
306 move.w (hblank_end_max).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
307 beq .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
308 cmp.w d0, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
309 blo .no_new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
310 .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
311 move.w d5, (hblank_end_max).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
312 .no_new_max: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
313 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
314 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
315 move.w 1(a4), d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
316 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
317 move.w (hblank_end_min).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
318 beq .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
319 cmp.w d0, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
320 bhi .no_new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
321 .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
322 move.w d5, (hblank_end_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
323 .no_new_min: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
324 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
325 move.l a5, a4 ;save line change buffer for later |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
326 move.b (a5), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
327 .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
328 move.w (a5), d7 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
329 addq #2, a5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
330 cmp.b (a5), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
331 beq .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
332 found_line_change: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
333 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
334 move.w (line_change_max).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
335 beq .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
336 cmp.w d0, d7 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
337 blo .no_new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
338 .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
339 move.w d7, (line_change_max).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
340 .no_new_max: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
341 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
342 move.w (a5), d7 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
343 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
344 move.w (line_change_min).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
345 beq .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
346 cmp.w d0, d7 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
347 bhi .no_new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
348 .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
349 move.w d7, (line_change_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
350 .no_new_min: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
351 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
352 addq #1, a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
353 .loop: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
354 btst.b #3, (a6) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
355 bne.s found_vblank_on |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
356 move.w 1(a6), d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
357 addq #4, a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
358 bra.s .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
359 found_vblank_on: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
360 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
361 move.w (vblank_start_max).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
362 beq .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
363 cmp.w d0, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
364 blo .no_new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
365 .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
366 move.w d5, (vblank_start_max).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
367 .no_new_max: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
368 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
369 move.w 1(a6), d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
370 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
371 move.w (vblank_start_min).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
372 beq .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
373 cmp.b d0, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
374 bhi .no_new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
375 .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
376 move.w d5, (vblank_start_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
377 .no_new_min: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
378 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
379 move usp, a5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
380 .loop: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
381 btst.b #7, (a5) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
382 bne.s found_hint |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
383 move.w (a5), d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
384 addq #2, a5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
385 bra.s .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
386 found_hint: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
387 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
388 move.w (hint_max).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
389 beq .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
390 cmp.w d0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
391 blo .no_new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
392 .new_max |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
393 move.w d1, (hint_max).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
394 .no_new_max: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
395 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
396 move.w (a5), d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
397 and.w #$7FFF, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
398 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
399 move.w (hint_min).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
400 beq .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
401 cmp.b d0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
402 bhi .no_new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
403 .new_min |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
404 move.w d1, (hint_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
405 .no_new_min: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
406 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
407 draw_info: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
408 ;draw data |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
409 move.w #$8F02, (a1) ;autoinc of 2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
410 move.l #$40840002, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
411 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
412 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
413 lea VBlankStart(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
414 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
415 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
416 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
417 move.w (vblank_start_max), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
418 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
419 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
420 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
421 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
422 move.w d5, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
423 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
424 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
425 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
426 move.w (vblank_start_min), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
427 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
428 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
429 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
430 move.l #$41040002, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
431 lea VBlankEnd(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
432 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
433 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
434 ;max value before vblank end |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
435 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
436 move.w (vblank_end_max), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
437 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
438 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
439 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
440 move.w d6, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
441 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
442 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
443 ;min value after vblank end |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
444 move.w (vblank_end_min), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
445 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
446 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
447 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
448 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
449 move.l #$41840002, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
450 lea LineChange(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
451 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
452 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
453 move.w (line_change_max), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
454 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
455 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
456 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
457 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
458 move.w d7, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
459 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
460 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
461 move.w (line_change_min), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
462 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
463 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
464 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
465 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
466 move.l #$42040002, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
467 lea HBlankStart(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
468 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
469 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
470 move.w (hblank_start_max), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
471 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
472 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
473 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
474 move.w (hblank_start_min), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
475 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
476 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
477 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
478 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
479 move.l #$42840002, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
480 lea HBlankEnd(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
481 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
482 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
483 move.w (hblank_end_max), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
484 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
485 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
486 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
487 move.w (hblank_end_min), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
488 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
489 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
490 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
491 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
492 move.l #$43040002, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
493 lea HInterrupt(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
494 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
495 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
496 move.w (hint_max), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
497 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
498 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
499 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
500 move.w (hint_min), d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
501 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
502 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
503 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
504 ;read pad |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
505 move.b #$40, $A10003 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
506 move.b $A10003, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
507 move.b #$00, $A10003 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
508 and.b #$3f, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
509 move.b $A10003, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
510 and.b #$30, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
511 lsl.b #2, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
512 or.b d1, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
513 not.b d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
514 move.b (button_state).w, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
515 eor.b d0, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
516 and.b d0, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
517 move.b d2, d3 ;d3 contains newly pressed buttons, SACBRLDU |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
518 move.b d0, (button_state).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
519 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
520 btst.l #7, d3 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
521 beq not_pressed |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
522 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
523 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
524 move.l d0, (vblank_start_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
525 move.l d0, (vblank_end_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
526 move.l d0, (hblank_start_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
527 move.l d0, (hblank_end_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
528 move.l d0, (line_change_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
529 move.l d0, (hint_min).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
530 move.b d0, (printed_hv_dump).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
531 move.w (mode).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
532 eor.w #$81, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
533 move.w d0, (mode).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
534 move.w d0, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
535 bra top |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
536 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
537 not_pressed |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
538 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
539 move.b (printed_hv_dump).w, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
540 bne top |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
541 move.b #1, (printed_hv_dump).w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
542 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
543 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
544 moveq #89, d4 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
545 moveq #6, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
546 move.l #$45820002, d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
547 move.l d6, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
548 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
549 print_loop: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
550 dbra d5, .no_line_change |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
551 ;#$45820002 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
552 add.l #$00800000, d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
553 move.l d6, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
554 moveq #5, d5 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
555 .no_line_change |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
556 move.w #32, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
557 move.w (a4)+, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
558 bsr print_hexw |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
559 dbra d4, print_loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
560 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
561 add.l #$01020000, d6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
562 move.l d6, (a1) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
563 moveq #0, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
564 lea Instructions(pc), a6 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
565 bsr print_string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
566 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
567 bra top |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
568 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
569 VBlankStart: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
570 dc.b "VBlank Start: ", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
571 VBlankEnd: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
572 dc.b "VBlank End: ", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
573 LineChange: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
574 dc.b "Line Change: ", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
575 HBlankStart: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
576 dc.b "HBlank Start: ", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
577 HBlankEnd: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
578 dc.b "HBlank End: ", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
579 HInterrupt: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
580 dc.b "HInterrupt: ", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
581 Instructions: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
582 dc.b "Press Start to switch modes", 0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
583 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
584 align 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
585 ;Prints a number in hex format |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
586 ;d0.w - number to print |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
587 ;d1.w - base tile attribute |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
588 ;a0 - VDP data port |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
589 ; |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
590 ;Clobbers: d2.l, d3.l |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
591 ; |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
592 print_hexw: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
593 moveq #3, d3 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
594 .digitloop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
595 rol.w #4, d0 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
596 moveq #$F, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
597 and.b d0, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
598 cmp.b #$A, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
599 bge .hex |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
600 add.w #$30, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
601 bra .makeattrib |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
602 .hex |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
603 add.w #($41-$A), d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
604 .makeattrib |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
605 add.w d1, d2 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
606 move.w d2, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
607 dbra d3, .digitloop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
608 rts |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
609 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
610 ;Prints a null terminated string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
611 ;a6 - pointer to string |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
612 ;a0 - VDP data port |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
613 ;d0 - base tile attribute |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
614 ; |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
615 ;Clobbers: d1.w |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
616 print_string: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
617 .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
618 moveq #0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
619 move.b (a6)+, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
620 beq .end |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
621 add.w d0, d1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
622 move.w d1, (a0) |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
623 bra .loop |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
624 .end |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
625 rts |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
626 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
627 align 1 |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
628 font: |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
629 incbin font.tiles |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
630 fontend |
c86f27f5c5a6
Added HV counter test ROM source
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
631 |