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URL https://opencores.org/ocsvn/ao486/ao486/trunk

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[/] [ao486/] [trunk/] [sim/] [iverilog/] [vga/] [tb_vga.v] - Blame information for rev 2

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Line No. Rev Author Line
1 2 alfik 
`timescale 1ps/1ps
2 
 
3 
module tb_vga();
4 
 
5 
reg clk_26;
6 
reg rst_n;
7 
 
8 
reg [3:0] io_b_address;
9 
reg       io_b_write;
10 
reg [7:0] io_b_writedata;
11 
 
12 
reg [3:0] io_c_address;
13 
reg       io_c_write;
14 
reg [7:0] io_c_writedata;
15 
 
16 
reg [3:0] io_d_address;
17 
reg       io_d_write;
18 
reg [7:0] io_d_writedata;
19 
 
20 
reg [16:0] mem_address;
21 
reg        mem_write;
22 
reg [7:0]  mem_writedata;
23 
 
24 
vga vga_inst(
25 
 
26 
    .clk_26             (clk_26),
27 
    .rst_n              (rst_n),
28 
 
29 
    //avalon slave for system overlay
30 
    .sys_address        (8'd0),     //input [7:0]
31 
    .sys_read           (1'd0),     //input
32 
    .sys_readdata       (),         //output [15:0]
33 
    .sys_write          (1'd0),     //input
34 
    .sys_writedata      (32'd0),    //input
35 
 
36 
    //avalon slave vga io
37 
    .io_b_address       (io_b_address),     //input [3:0]
38 
    .io_b_read          (1'b0),     //input
39 
    .io_b_readdata      (),         //output [7:0]
40 
    .io_b_write         (io_b_write),     //input
41 
    .io_b_writedata     (io_b_writedata),     //input [7:0]
42 
 
43 
    //avalon slave vga io
44 
    .io_c_address       (io_c_address),     //input [3:0]
45 
    .io_c_read          (1'b0),     //input
46 
    .io_c_readdata      (),         //output [7:0]
47 
    .io_c_write         (io_c_write),     //input
48 
    .io_c_writedata     (io_c_writedata),     //input [7:0]
49 
 
50 
    //avalon slave vga io
51 
    .io_d_address       (io_d_address),     //input [3:0]
52 
    .io_d_read          (1'b0),     //input
53 
    .io_d_readdata      (),         //output [7:0]
54 
    .io_d_write         (io_d_write),     //input
55 
    .io_d_writedata     (io_d_writedata),     //input [7:0]
56 
 
57 
    //avalon slave vga memory
58 
    .mem_address        (mem_address),    //input [16:0]
59 
    .mem_read           (1'b0),     //input
60 
    .mem_readdata       (),         //output [7:0]
61 
    .mem_write          (mem_write),     //input
62 
    .mem_writedata      (mem_writedata),     //input [7:0]
63 
 
64 
    //vga
65 
    .vga_clock      (), //output
66 
    .vga_sync_n     (), //output
67 
    .vga_blank_n    (), //output
68 
    .vga_horiz_sync (), //output
69 
    .vga_vert_sync  (), //output
70 
 
71 
    .vga_r          (), //output [7:0]
72 
    .vga_g          (), //output [7:0]
73 
    .vga_b          () //output [7:0]
74 
);
75 
 
76 
initial begin
77 
    clk_26 = 1'b0;
78 
    forever #5 clk_26 = ~clk_26;
79 
end
80 
 
81 
integer finished = 0;
82 
 
83 
`define WRITE_B(addr, data) \
84 
    io_b_write = 1'b1;      \
85 
    io_b_address = addr;    \
86 
    io_b_writedata = data;  \
87 
    #10                     \
88 
    io_b_write = 1'b0;
89 
 
90 
`define WRITE_C(addr, data) \
91 
    io_c_write = 1'b1;      \
92 
    io_c_address = addr;    \
93 
    io_c_writedata = data;  \
94 
    #10                     \
95 
    io_c_write = 1'b0;
96 
 
97 
`define WRITE_D(addr, data) \
98 
    io_d_write = 1'b1;      \
99 
    io_d_address = addr;    \
100 
    io_d_writedata = data;  \
101 
    #10                     \
102 
    io_d_write = 1'b0;
103 
 
104 
`define WRITE_MEM(addr, data) \
105 
    mem_write = 1'b1;      \
106 
    mem_address = addr;    \
107 
    mem_writedata = data;  \
108 
    #10                     \
109 
    mem_write = 1'b0;
110 
 
111 
reg [255:0] dumpfile_name;
112 
initial begin
113 
    if( $value$plusargs("dumpfile=%s", dumpfile_name) == 0 ) begin
114 
        dumpfile_name = "default.vcd";
115 
    end
116 
 
117 
    $dumpfile(dumpfile_name);
118 
    $dumpvars(0);
119 
    $dumpon();
120 
 
121 
    $display("START");
122 
 
123 
    //--------------------------------------------------------------------------
124 
 
125 
    io_c_write = 1'b0;
126 
    io_c_address = 4'h0;
127 
    io_c_writedata = 8'h00;
128 
 
129 
    io_b_write = 1'b0;
130 
    io_b_address = 4'h0;
131 
    io_b_writedata = 8'h00;
132 
 
133 
    io_d_write = 1'b0;
134 
    io_d_address = 4'h0;
135 
    io_d_writedata = 8'h00;
136 
 
137 
    mem_write     = 1'b0;
138 
    mem_writedata = 8'h00;
139 
    mem_address   = 17'h00000;
140 
 
141 
 
142 
    rst_n = 1'b0;
143 
    #10 rst_n = 1'b1;
144 
 
145 
    #10;
146 
 
147 
    // write color to dac
148 
    `WRITE_C(4'h8, 8'h1)
149 
 
150 
    `WRITE_C(4'h9, 8'h00)
151 
    `WRITE_C(4'h9, 8'h01)
152 
    `WRITE_C(4'h9, 8'h00)
153 
 
154 
    `WRITE_C(4'h9, 8'h00)
155 
    `WRITE_C(4'h9, 8'h02)
156 
    `WRITE_C(4'h9, 8'h00)
157 
 
158 
    `WRITE_C(4'h9, 8'h00)
159 
    `WRITE_C(4'h9, 8'h03)
160 
    `WRITE_C(4'h9, 8'h00)
161 
 
162 
    `WRITE_C(4'h9, 8'h00)
163 
    `WRITE_C(4'h9, 8'h04)
164 
    `WRITE_C(4'h9, 8'h00)
165 
 
166 
    `WRITE_C(4'h9, 8'h00)
167 
    `WRITE_C(4'h9, 8'h05)
168 
    `WRITE_C(4'h9, 8'h00)
169 
 
170 
    `WRITE_C(4'h9, 8'h00)
171 
    `WRITE_C(4'h9, 8'h06)
172 
    `WRITE_C(4'h9, 8'h00)
173 
 
174 
    `WRITE_C(4'h9, 8'h00)
175 
    `WRITE_C(4'h9, 8'h07)
176 
    `WRITE_C(4'h9, 8'h00)
177 
 
178 
    `WRITE_C(4'h9, 8'h00)
179 
    `WRITE_C(4'h9, 8'h08)
180 
    `WRITE_C(4'h9, 8'h00)
181 
 
182 
    `WRITE_C(4'h9, 8'h00)
183 
    `WRITE_C(4'h9, 8'h09)
184 
    `WRITE_C(4'h9, 8'h00)
185 
 
186 
    `WRITE_C(4'h9, 8'h00)
187 
    `WRITE_C(4'h9, 8'h0a)
188 
    `WRITE_C(4'h9, 8'h00)
189 
 
190 
    `WRITE_C(4'h9, 8'h00)
191 
    `WRITE_C(4'h9, 8'h0b)
192 
    `WRITE_C(4'h9, 8'h00)
193 
 
194 
    `WRITE_C(4'h9, 8'h00)
195 
    `WRITE_C(4'h9, 8'h0c)
196 
    `WRITE_C(4'h9, 8'h00)
197 
 
198 
    `WRITE_C(4'h9, 8'h00)
199 
    `WRITE_C(4'h9, 8'h0d)
200 
    `WRITE_C(4'h9, 8'h00)
201 
 
202 
    `WRITE_C(4'h9, 8'h00)
203 
    `WRITE_C(4'h9, 8'h0e)
204 
    `WRITE_C(4'h9, 8'h00)
205 
 
206 
    `WRITE_C(4'h9, 8'h00)
207 
    `WRITE_C(4'h9, 8'h0f)
208 
    `WRITE_C(4'h9, 8'h00)
209 
 
210 
    `WRITE_C(4'h9, 8'h00)
211 
    `WRITE_C(4'h9, 8'h10)
212 
    `WRITE_C(4'h9, 8'h00)
213 
 
214 
    `WRITE_C(4'h9, 8'h00)
215 
    `WRITE_C(4'h9, 8'h11)
216 
    `WRITE_C(4'h9, 8'h00)
217 
 
218 
    `WRITE_C(4'h9, 8'h00)
219 
    `WRITE_C(4'h9, 8'h12)
220 
    `WRITE_C(4'h9, 8'h00)
221 
 
222 
    `WRITE_C(4'h9, 8'h00)
223 
    `WRITE_C(4'h9, 8'h13)
224 
    `WRITE_C(4'h9, 8'h00)
225 
 
226 
    `WRITE_C(4'h9, 8'h00)
227 
    `WRITE_C(4'h9, 8'h14)
228 
    `WRITE_C(4'h9, 8'h00)
229 
 
230 
    `WRITE_C(4'h9, 8'h00)
231 
    `WRITE_C(4'h9, 8'h15)
232 
    `WRITE_C(4'h9, 8'h00)
233 
 
234 
    `WRITE_C(4'h9, 8'h00)
235 
    `WRITE_C(4'h9, 8'h16)
236 
    `WRITE_C(4'h9, 8'h00)
237 
 
238 
    `WRITE_C(4'h9, 8'h00)
239 
    `WRITE_C(4'h9, 8'h17)
240 
    `WRITE_C(4'h9, 8'h00)
241 
 
242 
    //TEST mode 0x13
243 
 
244 
    //write pixel in mode 0x13
245 
    //`WRITE_MEM(17'h0013F, 8'h01)
246 
 
247 
 
248 
    //TEST mode 0x01
249 
    /*
250 
    //disable chained mode and odd/even mode
251 
    `WRITE_C(4'h4, 8'h04);
252 
    `WRITE_C(4'h5, 8'h06);
253 
 
254 
    //enable page 2 write
255 
    `WRITE_C(4'h4, 8'h02)
256 
    `WRITE_C(4'h5, 8'h04)
257 
 
258 
    //load font data
259 
    `WRITE_MEM(17'h0, 8'h81);
260 
    `WRITE_MEM(17'h1, 8'h99);
261 
 
262 
    //load sequencer
263 
    `WRITE_C(4, 1)
264 
        `WRITE_C(5, 8'h08)
265 
    `WRITE_C(4, 2)
266 
        `WRITE_C(5, 8'h03)
267 
    `WRITE_C(4, 3)
268 
        `WRITE_C(5, 8'h00)
269 
    `WRITE_C(4, 4)
270 
        `WRITE_C(5, 8'h02)
271 
 
272 
     //load misc
273 
    `WRITE_C(2, 8'h67)
274 
 
275 
    //load crtc -- disable protect
276 
    `WRITE_D(4, 5'h11)
277 
    `WRITE_D(5, 8'h8E & 8'h7F);
278 
 
279 
    `WRITE_D(4, 5'h00)
280 
        `WRITE_D(5, 8'h2d)
281 
    `WRITE_D(4, 5'h01)
282 
        `WRITE_D(5, 8'h27)
283 
    `WRITE_D(4, 5'h02)
284 
        `WRITE_D(5, 8'h28)
285 
    `WRITE_D(4, 5'h03)
286 
        `WRITE_D(5, 8'h90)
287 
    `WRITE_D(4, 5'h04)
288 
        `WRITE_D(5, 8'h2b)
289 
    `WRITE_D(4, 5'h05)
290 
        `WRITE_D(5, 8'ha0)
291 
    `WRITE_D(4, 5'h06)
292 
        `WRITE_D(5, 8'hbf)
293 
    `WRITE_D(4, 5'h07)
294 
        `WRITE_D(5, 8'h1f)
295 
    `WRITE_D(4, 5'h08)
296 
        `WRITE_D(5, 8'h00)
297 
    `WRITE_D(4, 5'h09)
298 
        `WRITE_D(5, 8'h4f)
299 
    `WRITE_D(4, 5'h0A)
300 
        `WRITE_D(5, 8'h0d)
301 
    `WRITE_D(4, 5'h0B)
302 
        `WRITE_D(5, 8'h0e)
303 
    `WRITE_D(4, 5'h0C)
304 
        `WRITE_D(5, 8'h00)
305 
    `WRITE_D(4, 5'h0D)
306 
        `WRITE_D(5, 8'h00)
307 
    `WRITE_D(4, 5'h0E)
308 
        `WRITE_D(5, 8'h00)
309 
    `WRITE_D(4, 5'h0F)
310 
        `WRITE_D(5, 8'h00)
311 
    `WRITE_D(4, 5'h10)
312 
        `WRITE_D(5, 8'h9c)
313 
    `WRITE_D(4, 5'h11)
314 
        `WRITE_D(5, 8'h8e)
315 
    `WRITE_D(4, 5'h12)
316 
        `WRITE_D(5, 8'h8f)
317 
    `WRITE_D(4, 5'h13)
318 
        `WRITE_D(5, 8'h14)
319 
    `WRITE_D(4, 5'h14)
320 
        `WRITE_D(5, 8'h1f)
321 
    `WRITE_D(4, 5'h15)
322 
        `WRITE_D(5, 8'h96)
323 
    `WRITE_D(4, 5'h16)
324 
        `WRITE_D(5, 8'hb9)
325 
    `WRITE_D(4, 5'h17)
326 
        `WRITE_D(5, 8'ha3)
327 
    `WRITE_D(4, 5'h18)
328 
        `WRITE_D(5, 8'hff)
329 
 
330 
    //load attrib
331 
    `WRITE_C(0, 8'h20 | 8'h00)
332 
        `WRITE_C(0, 8'h00)
333 
    `WRITE_C(0, 8'h20 | 8'h01)
334 
        `WRITE_C(0, 8'h01)
335 
    `WRITE_C(0, 8'h20 | 8'h02)
336 
        `WRITE_C(0, 8'h02)
337 
    `WRITE_C(0, 8'h20 | 8'h03)
338 
        `WRITE_C(0, 8'h03)
339 
    `WRITE_C(0, 8'h20 | 8'h04)
340 
        `WRITE_C(0, 8'h04)
341 
    `WRITE_C(0, 8'h20 | 8'h05)
342 
        `WRITE_C(0, 8'h05)
343 
    `WRITE_C(0, 8'h20 | 8'h06)
344 
        `WRITE_C(0, 8'h06)
345 
    `WRITE_C(0, 8'h20 | 8'h07)
346 
        `WRITE_C(0, 8'h07)
347 
    `WRITE_C(0, 8'h20 | 8'h08)
348 
        `WRITE_C(0, 8'h38)
349 
    `WRITE_C(0, 8'h20 | 8'h09)
350 
        `WRITE_C(0, 8'h39)
351 
    `WRITE_C(0, 8'h20 | 8'h0A)
352 
        `WRITE_C(0, 8'h3a)
353 
    `WRITE_C(0, 8'h20 | 8'h0B)
354 
        `WRITE_C(0, 8'h3b)
355 
    `WRITE_C(0, 8'h20 | 8'h0C)
356 
        `WRITE_C(0, 8'h3c)
357 
    `WRITE_C(0, 8'h20 | 8'h0D)
358 
        `WRITE_C(0, 8'h3d)
359 
    `WRITE_C(0, 8'h20 | 8'h0E)
360 
        `WRITE_C(0, 8'h3e)
361 
    `WRITE_C(0, 8'h20 | 8'h0F)
362 
        `WRITE_C(0, 8'h3f)
363 
    `WRITE_C(0, 8'h20 | 8'h10)
364 
        `WRITE_C(0, 8'h0c)
365 
    `WRITE_C(0, 8'h20 | 8'h11)
366 
        `WRITE_C(0, 8'h00)
367 
    `WRITE_C(0, 8'h20 | 8'h12)
368 
        `WRITE_C(0, 8'h0f)
369 
    `WRITE_C(0, 8'h20 | 8'h13)
370 
        `WRITE_C(0, 8'h08)
371 
 
372 
    //load graphic
373 
    `WRITE_C(8'hE, 0)
374 
        `WRITE_C(8'hF, 8'h00)
375 
    `WRITE_C(8'hE, 1)
376 
        `WRITE_C(8'hF, 8'h00)
377 
    `WRITE_C(8'hE, 2)
378 
        `WRITE_C(8'hF, 8'h00)
379 
    `WRITE_C(8'hE, 3)
380 
        `WRITE_C(8'hF, 8'h00)
381 
    `WRITE_C(8'hE, 4)
382 
        `WRITE_C(8'hF, 8'h00)
383 
    `WRITE_C(8'hE, 5)
384 
        `WRITE_C(8'hF, 8'h10)
385 
    `WRITE_C(8'hE, 6)
386 
        `WRITE_C(8'hF, 8'h0e)
387 
    `WRITE_C(8'hE, 7)
388 
        `WRITE_C(8'hF, 8'h0f)
389 
    `WRITE_C(8'hE, 8)
390 
        `WRITE_C(8'hF, 8'hff)
391 
 
392 
    `WRITE_MEM(17'h18001, 8'h01)
393 
 
394 
    `WRITE_MEM(17'h1804f, 8'h01)
395 
    */
396 
 
397 
    //test mode 0x07
398 
    /*
399 
    //disable chained mode and odd/even mode
400 
    `WRITE_C(4'h4, 8'h04);
401 
    `WRITE_C(4'h5, 8'h06);
402 
 
403 
    //enable page 2 write
404 
    `WRITE_C(4'h4, 8'h02)
405 
    `WRITE_C(4'h5, 8'h04)
406 
 
407 
    //load font data
408 
    `WRITE_MEM(17'h0, 8'h81);
409 
    `WRITE_MEM(17'h1, 8'h99);
410 
 
411 
    //load sequencer
412 
    `WRITE_C(4, 1)
413 
        `WRITE_C(5, 8'h00)
414 
    `WRITE_C(4, 2)
415 
        `WRITE_C(5, 8'h03)
416 
    `WRITE_C(4, 3)
417 
        `WRITE_C(5, 8'h00)
418 
    `WRITE_C(4, 4)
419 
        `WRITE_C(5, 8'h02)
420 
 
421 
     //load misc
422 
    `WRITE_C(2, 8'h66)
423 
 
424 
    //load crtc -- disable protect
425 
    `WRITE_B(4, 5'h11)
426 
    `WRITE_B(5, 8'h8E & 8'h7F);
427 
 
428 
    `WRITE_B(4, 5'h00)
429 
        `WRITE_B(5, 8'h5f)
430 
    `WRITE_B(4, 5'h01)
431 
        `WRITE_B(5, 8'h4f)
432 
    `WRITE_B(4, 5'h02)
433 
        `WRITE_B(5, 8'h50)
434 
    `WRITE_B(4, 5'h03)
435 
        `WRITE_B(5, 8'h82)
436 
    `WRITE_B(4, 5'h04)
437 
        `WRITE_B(5, 8'h55)
438 
    `WRITE_B(4, 5'h05)
439 
        `WRITE_B(5, 8'h81)
440 
    `WRITE_B(4, 5'h06)
441 
        `WRITE_B(5, 8'hbf)
442 
    `WRITE_B(4, 5'h07)
443 
        `WRITE_B(5, 8'h1f)
444 
    `WRITE_B(4, 5'h08)
445 
        `WRITE_B(5, 8'h00)
446 
    `WRITE_B(4, 5'h09)
447 
        `WRITE_B(5, 8'h4f)
448 
    `WRITE_B(4, 5'h0A)
449 
        `WRITE_B(5, 8'h0d)
450 
    `WRITE_B(4, 5'h0B)
451 
        `WRITE_B(5, 8'h0e)
452 
    `WRITE_B(4, 5'h0C)
453 
        `WRITE_B(5, 8'h00)
454 
    `WRITE_B(4, 5'h0D)
455 
        `WRITE_B(5, 8'h00)
456 
    `WRITE_B(4, 5'h0E)
457 
        `WRITE_B(5, 8'h00)
458 
    `WRITE_B(4, 5'h0F)
459 
        `WRITE_B(5, 8'h00)
460 
    `WRITE_B(4, 5'h10)
461 
        `WRITE_B(5, 8'h9c)
462 
    `WRITE_B(4, 5'h11)
463 
        `WRITE_B(5, 8'h8e)
464 
    `WRITE_B(4, 5'h12)
465 
        `WRITE_B(5, 8'h8f)
466 
    `WRITE_B(4, 5'h13)
467 
        `WRITE_B(5, 8'h28)
468 
    `WRITE_B(4, 5'h14)
469 
        `WRITE_B(5, 8'h0f)
470 
    `WRITE_B(4, 5'h15)
471 
        `WRITE_B(5, 8'h96)
472 
    `WRITE_B(4, 5'h16)
473 
        `WRITE_B(5, 8'hb9)
474 
    `WRITE_B(4, 5'h17)
475 
        `WRITE_B(5, 8'ha3)
476 
    `WRITE_B(4, 5'h18)
477 
        `WRITE_B(5, 8'hff)
478 
 
479 
    //load attrib
480 
    `WRITE_C(0, 8'h20 | 8'h00)
481 
        `WRITE_C(0, 8'h00)
482 
    `WRITE_C(0, 8'h20 | 8'h01)
483 
        `WRITE_C(0, 8'h08)
484 
    `WRITE_C(0, 8'h20 | 8'h02)
485 
        `WRITE_C(0, 8'h08)
486 
    `WRITE_C(0, 8'h20 | 8'h03)
487 
        `WRITE_C(0, 8'h08)
488 
    `WRITE_C(0, 8'h20 | 8'h04)
489 
        `WRITE_C(0, 8'h08)
490 
    `WRITE_C(0, 8'h20 | 8'h05)
491 
        `WRITE_C(0, 8'h08)
492 
    `WRITE_C(0, 8'h20 | 8'h06)
493 
        `WRITE_C(0, 8'h08)
494 
    `WRITE_C(0, 8'h20 | 8'h07)
495 
        `WRITE_C(0, 8'h08)
496 
    `WRITE_C(0, 8'h20 | 8'h08)
497 
        `WRITE_C(0, 8'h10)
498 
    `WRITE_C(0, 8'h20 | 8'h09)
499 
        `WRITE_C(0, 8'h18)
500 
    `WRITE_C(0, 8'h20 | 8'h0A)
501 
        `WRITE_C(0, 8'h18)
502 
    `WRITE_C(0, 8'h20 | 8'h0B)
503 
        `WRITE_C(0, 8'h18)
504 
    `WRITE_C(0, 8'h20 | 8'h0C)
505 
        `WRITE_C(0, 8'h18)
506 
    `WRITE_C(0, 8'h20 | 8'h0D)
507 
        `WRITE_C(0, 8'h18)
508 
    `WRITE_C(0, 8'h20 | 8'h0E)
509 
        `WRITE_C(0, 8'h18)
510 
    `WRITE_C(0, 8'h20 | 8'h0F)
511 
        `WRITE_C(0, 8'h18)
512 
    `WRITE_C(0, 8'h20 | 8'h10)
513 
        `WRITE_C(0, 8'h0e)
514 
    `WRITE_C(0, 8'h20 | 8'h11)
515 
        `WRITE_C(0, 8'h00)
516 
    `WRITE_C(0, 8'h20 | 8'h12)
517 
        `WRITE_C(0, 8'h0f)
518 
    `WRITE_C(0, 8'h20 | 8'h13)
519 
        `WRITE_C(0, 8'h08)
520 
 
521 
    //load graphic
522 
    `WRITE_C(8'hE, 0)
523 
        `WRITE_C(8'hF, 8'h00)
524 
    `WRITE_C(8'hE, 1)
525 
        `WRITE_C(8'hF, 8'h00)
526 
    `WRITE_C(8'hE, 2)
527 
        `WRITE_C(8'hF, 8'h00)
528 
    `WRITE_C(8'hE, 3)
529 
        `WRITE_C(8'hF, 8'h00)
530 
    `WRITE_C(8'hE, 4)
531 
        `WRITE_C(8'hF, 8'h00)
532 
    `WRITE_C(8'hE, 5)
533 
        `WRITE_C(8'hF, 8'h10)
534 
    `WRITE_C(8'hE, 6)
535 
        `WRITE_C(8'hF, 8'h0a)
536 
    `WRITE_C(8'hE, 7)
537 
        `WRITE_C(8'hF, 8'h0f)
538 
    `WRITE_C(8'hE, 8)
539 
        `WRITE_C(8'hF, 8'hff)
540 
 
541 
    `WRITE_MEM(17'h10001, 8'h01)
542 
 
543 
    `WRITE_MEM(17'h1009f, 8'h01)
544 
    */
545 
 
546 
    //test mode 0x04
547 
 
548 
    `WRITE_C(4, 1)
549 
        `WRITE_C(5, 8'h09)
550 
    `WRITE_C(4, 2)
551 
        `WRITE_C(5, 8'h03)
552 
    `WRITE_C(4, 3)
553 
        `WRITE_C(5, 8'h00)
554 
    `WRITE_C(4, 4)
555 
        `WRITE_C(5, 8'h02)
556 
 
557 
     //load misc
558 
    `WRITE_C(2, 8'h63)
559 
 
560 
    //load crtc -- disable protect
561 
    `WRITE_D(4, 5'h11)
562 
    `WRITE_D(5, 8'h8E & 8'h7F);
563 
 
564 
    `WRITE_D(4, 5'h00)
565 
        `WRITE_D(5, 8'h2d)
566 
    `WRITE_D(4, 5'h01)
567 
        `WRITE_D(5, 8'h27)
568 
    `WRITE_D(4, 5'h02)
569 
        `WRITE_D(5, 8'h28)
570 
    `WRITE_D(4, 5'h03)
571 
        `WRITE_D(5, 8'h90)
572 
    `WRITE_D(4, 5'h04)
573 
        `WRITE_D(5, 8'h2b)
574 
    `WRITE_D(4, 5'h05)
575 
        `WRITE_D(5, 8'h80)
576 
    `WRITE_D(4, 5'h06)
577 
        `WRITE_D(5, 8'hbf)
578 
    `WRITE_D(4, 5'h07)
579 
        `WRITE_D(5, 8'h1f)
580 
    `WRITE_D(4, 5'h08)
581 
        `WRITE_D(5, 8'h00)
582 
    `WRITE_D(4, 5'h09)
583 
        `WRITE_D(5, 8'hc1)
584 
    `WRITE_D(4, 5'h0A)
585 
        `WRITE_D(5, 8'h00)
586 
    `WRITE_D(4, 5'h0B)
587 
        `WRITE_D(5, 8'h00)
588 
    `WRITE_D(4, 5'h0C)
589 
        `WRITE_D(5, 8'h00)
590 
    `WRITE_D(4, 5'h0D)
591 
        `WRITE_D(5, 8'h00)
592 
    `WRITE_D(4, 5'h0E)
593 
        `WRITE_D(5, 8'h00)
594 
    `WRITE_D(4, 5'h0F)
595 
        `WRITE_D(5, 8'h00)
596 
    `WRITE_D(4, 5'h10)
597 
        `WRITE_D(5, 8'h9c)
598 
    `WRITE_D(4, 5'h11)
599 
        `WRITE_D(5, 8'h8e)
600 
    `WRITE_D(4, 5'h12)
601 
        `WRITE_D(5, 8'h8f)
602 
    `WRITE_D(4, 5'h13)
603 
        `WRITE_D(5, 8'h14)
604 
    `WRITE_D(4, 5'h14)
605 
        `WRITE_D(5, 8'h00)
606 
    `WRITE_D(4, 5'h15)
607 
        `WRITE_D(5, 8'h96)
608 
    `WRITE_D(4, 5'h16)
609 
        `WRITE_D(5, 8'hb9)
610 
    `WRITE_D(4, 5'h17)
611 
        `WRITE_D(5, 8'ha2)
612 
    `WRITE_D(4, 5'h18)
613 
        `WRITE_D(5, 8'hff)
614 
 
615 
 
616 
    //load attrib
617 
    `WRITE_C(0, 8'h20 | 8'h00)
618 
        `WRITE_C(0, 8'h00)
619 
    `WRITE_C(0, 8'h20 | 8'h01)
620 
        `WRITE_C(0, 8'h13)
621 
    `WRITE_C(0, 8'h20 | 8'h02)
622 
        `WRITE_C(0, 8'h15)
623 
    `WRITE_C(0, 8'h20 | 8'h03)
624 
        `WRITE_C(0, 8'h17)
625 
    `WRITE_C(0, 8'h20 | 8'h04)
626 
        `WRITE_C(0, 8'h02)
627 
    `WRITE_C(0, 8'h20 | 8'h05)
628 
        `WRITE_C(0, 8'h04)
629 
    `WRITE_C(0, 8'h20 | 8'h06)
630 
        `WRITE_C(0, 8'h06)
631 
    `WRITE_C(0, 8'h20 | 8'h07)
632 
        `WRITE_C(0, 8'h07)
633 
    `WRITE_C(0, 8'h20 | 8'h08)
634 
        `WRITE_C(0, 8'h10)
635 
    `WRITE_C(0, 8'h20 | 8'h09)
636 
        `WRITE_C(0, 8'h11)
637 
    `WRITE_C(0, 8'h20 | 8'h0A)
638 
        `WRITE_C(0, 8'h12)
639 
    `WRITE_C(0, 8'h20 | 8'h0B)
640 
        `WRITE_C(0, 8'h13)
641 
    `WRITE_C(0, 8'h20 | 8'h0C)
642 
        `WRITE_C(0, 8'h14)
643 
    `WRITE_C(0, 8'h20 | 8'h0D)
644 
        `WRITE_C(0, 8'h15)
645 
    `WRITE_C(0, 8'h20 | 8'h0E)
646 
        `WRITE_C(0, 8'h16)
647 
    `WRITE_C(0, 8'h20 | 8'h0F)
648 
        `WRITE_C(0, 8'h17)
649 
    `WRITE_C(0, 8'h20 | 8'h10)
650 
        `WRITE_C(0, 8'h01)
651 
    `WRITE_C(0, 8'h20 | 8'h11)
652 
        `WRITE_C(0, 8'h00)
653 
    `WRITE_C(0, 8'h20 | 8'h12)
654 
        `WRITE_C(0, 8'h03)
655 
    `WRITE_C(0, 8'h20 | 8'h13)
656 
        `WRITE_C(0, 8'h00)
657 
 
658 
    //load graphic
659 
    `WRITE_C(8'hE, 0)
660 
        `WRITE_C(8'hF, 8'h00)
661 
    `WRITE_C(8'hE, 1)
662 
        `WRITE_C(8'hF, 8'h00)
663 
    `WRITE_C(8'hE, 2)
664 
        `WRITE_C(8'hF, 8'h00)
665 
    `WRITE_C(8'hE, 3)
666 
        `WRITE_C(8'hF, 8'h00)
667 
    `WRITE_C(8'hE, 4)
668 
        `WRITE_C(8'hF, 8'h00)
669 
    `WRITE_C(8'hE, 5)
670 
        `WRITE_C(8'hF, 8'h30)
671 
    `WRITE_C(8'hE, 6)
672 
        `WRITE_C(8'hF, 8'h0f)
673 
    `WRITE_C(8'hE, 7)
674 
        `WRITE_C(8'hF, 8'h0f)
675 
    `WRITE_C(8'hE, 8)
676 
        `WRITE_C(8'hF, 8'hff)
677 
 
678 
    `WRITE_MEM(17'h18000, 8'hC0 | 8'h20 | 8'h04 | 8'h3);
679 
 
680 
    `WRITE_MEM(17'h1804f, 8'hC0 | 8'h20 | 8'h04 | 8'h3);
681 
 
682 
    while(finished == 0) begin
683 
        if($time > 5000000) $finish_and_return(-1);
684 
        #10;
685 
 
686 
        //$dumpflush();
687 
    end
688 
 
689 
    #60;
690 
 
691 
    $dumpoff();
692 
    $finish_and_return(0);
693 
end
694 
 
695 
 
696 
endmodule

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