1 /* radeon_cp.c -- CP support for Radeon -*- linux-c -*- */
3 * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
4 * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
27 * Kevin E. Martin <martin@valinux.com>
28 * Gareth Hughes <gareth@valinux.com>
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
34 #include "dev/drm/drmP.h"
35 #include "dev/drm/drm.h"
36 #include "dev/drm/radeon_drm.h"
37 #include "dev/drm/radeon_drv.h"
38 #include "dev/drm/r300_reg.h"
40 #define RADEON_FIFO_DEBUG 0
42 static int radeon_do_cleanup_cp(drm_device_t * dev);
44 /* CP microcode (from ATI) */
45 static u32 R200_cp_microcode[][2] = {
46 {0x21007000, 0000000000},
47 {0x20007000, 0000000000},
48 {0x000000ab, 0x00000004},
49 {0x000000af, 0x00000004},
50 {0x66544a49, 0000000000},
51 {0x49494174, 0000000000},
52 {0x54517d83, 0000000000},
53 {0x498d8b64, 0000000000},
54 {0x49494949, 0000000000},
55 {0x49da493c, 0000000000},
56 {0x49989898, 0000000000},
57 {0xd34949d5, 0000000000},
58 {0x9dc90e11, 0000000000},
59 {0xce9b9b9b, 0000000000},
60 {0x000f0000, 0x00000016},
61 {0x352e232c, 0000000000},
62 {0x00000013, 0x00000004},
63 {0x000f0000, 0x00000016},
64 {0x352e272c, 0000000000},
65 {0x000f0001, 0x00000016},
66 {0x3239362f, 0000000000},
67 {0x000077ef, 0x00000002},
68 {0x00061000, 0x00000002},
69 {0x00000020, 0x0000001a},
70 {0x00004000, 0x0000001e},
71 {0x00061000, 0x00000002},
72 {0x00000020, 0x0000001a},
73 {0x00004000, 0x0000001e},
74 {0x00061000, 0x00000002},
75 {0x00000020, 0x0000001a},
76 {0x00004000, 0x0000001e},
77 {0x00000016, 0x00000004},
78 {0x0003802a, 0x00000002},
79 {0x040067e0, 0x00000002},
80 {0x00000016, 0x00000004},
81 {0x000077e0, 0x00000002},
82 {0x00065000, 0x00000002},
83 {0x000037e1, 0x00000002},
84 {0x040067e1, 0x00000006},
85 {0x000077e0, 0x00000002},
86 {0x000077e1, 0x00000002},
87 {0x000077e1, 0x00000006},
88 {0xffffffff, 0000000000},
89 {0x10000000, 0000000000},
90 {0x0003802a, 0x00000002},
91 {0x040067e0, 0x00000006},
92 {0x00007675, 0x00000002},
93 {0x00007676, 0x00000002},
94 {0x00007677, 0x00000002},
95 {0x00007678, 0x00000006},
96 {0x0003802b, 0x00000002},
97 {0x04002676, 0x00000002},
98 {0x00007677, 0x00000002},
99 {0x00007678, 0x00000006},
100 {0x0000002e, 0x00000018},
101 {0x0000002e, 0x00000018},
102 {0000000000, 0x00000006},
103 {0x0000002f, 0x00000018},
104 {0x0000002f, 0x00000018},
105 {0000000000, 0x00000006},
106 {0x01605000, 0x00000002},
107 {0x00065000, 0x00000002},
108 {0x00098000, 0x00000002},
109 {0x00061000, 0x00000002},
110 {0x64c0603d, 0x00000004},
111 {0x00080000, 0x00000016},
112 {0000000000, 0000000000},
113 {0x0400251d, 0x00000002},
114 {0x00007580, 0x00000002},
115 {0x00067581, 0x00000002},
116 {0x04002580, 0x00000002},
117 {0x00067581, 0x00000002},
118 {0x00000046, 0x00000004},
119 {0x00005000, 0000000000},
120 {0x00061000, 0x00000002},
121 {0x0000750e, 0x00000002},
122 {0x00019000, 0x00000002},
123 {0x00011055, 0x00000014},
124 {0x00000055, 0x00000012},
125 {0x0400250f, 0x00000002},
126 {0x0000504a, 0x00000004},
127 {0x00007565, 0x00000002},
128 {0x00007566, 0x00000002},
129 {0x00000051, 0x00000004},
130 {0x01e655b4, 0x00000002},
131 {0x4401b0dc, 0x00000002},
132 {0x01c110dc, 0x00000002},
133 {0x2666705d, 0x00000018},
134 {0x040c2565, 0x00000002},
135 {0x0000005d, 0x00000018},
136 {0x04002564, 0x00000002},
137 {0x00007566, 0x00000002},
138 {0x00000054, 0x00000004},
139 {0x00401060, 0x00000008},
140 {0x00101000, 0x00000002},
141 {0x000d80ff, 0x00000002},
142 {0x00800063, 0x00000008},
143 {0x000f9000, 0x00000002},
144 {0x000e00ff, 0x00000002},
145 {0000000000, 0x00000006},
146 {0x00000080, 0x00000018},
147 {0x00000054, 0x00000004},
148 {0x00007576, 0x00000002},
149 {0x00065000, 0x00000002},
150 {0x00009000, 0x00000002},
151 {0x00041000, 0x00000002},
152 {0x0c00350e, 0x00000002},
153 {0x00049000, 0x00000002},
154 {0x00051000, 0x00000002},
155 {0x01e785f8, 0x00000002},
156 {0x00200000, 0x00000002},
157 {0x00600073, 0x0000000c},
158 {0x00007563, 0x00000002},
159 {0x006075f0, 0x00000021},
160 {0x20007068, 0x00000004},
161 {0x00005068, 0x00000004},
162 {0x00007576, 0x00000002},
163 {0x00007577, 0x00000002},
164 {0x0000750e, 0x00000002},
165 {0x0000750f, 0x00000002},
166 {0x00a05000, 0x00000002},
167 {0x00600076, 0x0000000c},
168 {0x006075f0, 0x00000021},
169 {0x000075f8, 0x00000002},
170 {0x00000076, 0x00000004},
171 {0x000a750e, 0x00000002},
172 {0x0020750f, 0x00000002},
173 {0x00600079, 0x00000004},
174 {0x00007570, 0x00000002},
175 {0x00007571, 0x00000002},
176 {0x00007572, 0x00000006},
177 {0x00005000, 0x00000002},
178 {0x00a05000, 0x00000002},
179 {0x00007568, 0x00000002},
180 {0x00061000, 0x00000002},
181 {0x00000084, 0x0000000c},
182 {0x00058000, 0x00000002},
183 {0x0c607562, 0x00000002},
184 {0x00000086, 0x00000004},
185 {0x00600085, 0x00000004},
186 {0x400070dd, 0000000000},
187 {0x000380dd, 0x00000002},
188 {0x00000093, 0x0000001c},
189 {0x00065095, 0x00000018},
190 {0x040025bb, 0x00000002},
191 {0x00061096, 0x00000018},
192 {0x040075bc, 0000000000},
193 {0x000075bb, 0x00000002},
194 {0x000075bc, 0000000000},
195 {0x00090000, 0x00000006},
196 {0x00090000, 0x00000002},
197 {0x000d8002, 0x00000006},
198 {0x00005000, 0x00000002},
199 {0x00007821, 0x00000002},
200 {0x00007800, 0000000000},
201 {0x00007821, 0x00000002},
202 {0x00007800, 0000000000},
203 {0x01665000, 0x00000002},
204 {0x000a0000, 0x00000002},
205 {0x000671cc, 0x00000002},
206 {0x0286f1cd, 0x00000002},
207 {0x000000a3, 0x00000010},
208 {0x21007000, 0000000000},
209 {0x000000aa, 0x0000001c},
210 {0x00065000, 0x00000002},
211 {0x000a0000, 0x00000002},
212 {0x00061000, 0x00000002},
213 {0x000b0000, 0x00000002},
214 {0x38067000, 0x00000002},
215 {0x000a00a6, 0x00000004},
216 {0x20007000, 0000000000},
217 {0x01200000, 0x00000002},
218 {0x20077000, 0x00000002},
219 {0x01200000, 0x00000002},
220 {0x20007000, 0000000000},
221 {0x00061000, 0x00000002},
222 {0x0120751b, 0x00000002},
223 {0x8040750a, 0x00000002},
224 {0x8040750b, 0x00000002},
225 {0x00110000, 0x00000002},
226 {0x000380dd, 0x00000002},
227 {0x000000bd, 0x0000001c},
228 {0x00061096, 0x00000018},
229 {0x844075bd, 0x00000002},
230 {0x00061095, 0x00000018},
231 {0x840075bb, 0x00000002},
232 {0x00061096, 0x00000018},
233 {0x844075bc, 0x00000002},
234 {0x000000c0, 0x00000004},
235 {0x804075bd, 0x00000002},
236 {0x800075bb, 0x00000002},
237 {0x804075bc, 0x00000002},
238 {0x00108000, 0x00000002},
239 {0x01400000, 0x00000002},
240 {0x006000c4, 0x0000000c},
241 {0x20c07000, 0x00000020},
242 {0x000000c6, 0x00000012},
243 {0x00800000, 0x00000006},
244 {0x0080751d, 0x00000006},
245 {0x000025bb, 0x00000002},
246 {0x000040c0, 0x00000004},
247 {0x0000775c, 0x00000002},
248 {0x00a05000, 0x00000002},
249 {0x00661000, 0x00000002},
250 {0x0460275d, 0x00000020},
251 {0x00004000, 0000000000},
252 {0x00007999, 0x00000002},
253 {0x00a05000, 0x00000002},
254 {0x00661000, 0x00000002},
255 {0x0460299b, 0x00000020},
256 {0x00004000, 0000000000},
257 {0x01e00830, 0x00000002},
258 {0x21007000, 0000000000},
259 {0x00005000, 0x00000002},
260 {0x00038042, 0x00000002},
261 {0x040025e0, 0x00000002},
262 {0x000075e1, 0000000000},
263 {0x00000001, 0000000000},
264 {0x000380d9, 0x00000002},
265 {0x04007394, 0000000000},
266 {0000000000, 0000000000},
267 {0000000000, 0000000000},
268 {0000000000, 0000000000},
269 {0000000000, 0000000000},
270 {0000000000, 0000000000},
271 {0000000000, 0000000000},
272 {0000000000, 0000000000},
273 {0000000000, 0000000000},
274 {0000000000, 0000000000},
275 {0000000000, 0000000000},
276 {0000000000, 0000000000},
277 {0000000000, 0000000000},
278 {0000000000, 0000000000},
279 {0000000000, 0000000000},
280 {0000000000, 0000000000},
281 {0000000000, 0000000000},
282 {0000000000, 0000000000},
283 {0000000000, 0000000000},
284 {0000000000, 0000000000},
285 {0000000000, 0000000000},
286 {0000000000, 0000000000},
287 {0000000000, 0000000000},
288 {0000000000, 0000000000},
289 {0000000000, 0000000000},
290 {0000000000, 0000000000},
291 {0000000000, 0000000000},
292 {0000000000, 0000000000},
293 {0000000000, 0000000000},
294 {0000000000, 0000000000},
295 {0000000000, 0000000000},
296 {0000000000, 0000000000},
297 {0000000000, 0000000000},
298 {0000000000, 0000000000},
299 {0000000000, 0000000000},
300 {0000000000, 0000000000},
301 {0000000000, 0000000000},
304 static u32 radeon_cp_microcode[][2] = {
305 {0x21007000, 0000000000},
306 {0x20007000, 0000000000},
307 {0x000000b4, 0x00000004},
308 {0x000000b8, 0x00000004},
309 {0x6f5b4d4c, 0000000000},
310 {0x4c4c427f, 0000000000},
311 {0x5b568a92, 0000000000},
312 {0x4ca09c6d, 0000000000},
313 {0xad4c4c4c, 0000000000},
314 {0x4ce1af3d, 0000000000},
315 {0xd8afafaf, 0000000000},
316 {0xd64c4cdc, 0000000000},
317 {0x4cd10d10, 0000000000},
318 {0x000f0000, 0x00000016},
319 {0x362f242d, 0000000000},
320 {0x00000012, 0x00000004},
321 {0x000f0000, 0x00000016},
322 {0x362f282d, 0000000000},
323 {0x000380e7, 0x00000002},
324 {0x04002c97, 0x00000002},
325 {0x000f0001, 0x00000016},
326 {0x333a3730, 0000000000},
327 {0x000077ef, 0x00000002},
328 {0x00061000, 0x00000002},
329 {0x00000021, 0x0000001a},
330 {0x00004000, 0x0000001e},
331 {0x00061000, 0x00000002},
332 {0x00000021, 0x0000001a},
333 {0x00004000, 0x0000001e},
334 {0x00061000, 0x00000002},
335 {0x00000021, 0x0000001a},
336 {0x00004000, 0x0000001e},
337 {0x00000017, 0x00000004},
338 {0x0003802b, 0x00000002},
339 {0x040067e0, 0x00000002},
340 {0x00000017, 0x00000004},
341 {0x000077e0, 0x00000002},
342 {0x00065000, 0x00000002},
343 {0x000037e1, 0x00000002},
344 {0x040067e1, 0x00000006},
345 {0x000077e0, 0x00000002},
346 {0x000077e1, 0x00000002},
347 {0x000077e1, 0x00000006},
348 {0xffffffff, 0000000000},
349 {0x10000000, 0000000000},
350 {0x0003802b, 0x00000002},
351 {0x040067e0, 0x00000006},
352 {0x00007675, 0x00000002},
353 {0x00007676, 0x00000002},
354 {0x00007677, 0x00000002},
355 {0x00007678, 0x00000006},
356 {0x0003802c, 0x00000002},
357 {0x04002676, 0x00000002},
358 {0x00007677, 0x00000002},
359 {0x00007678, 0x00000006},
360 {0x0000002f, 0x00000018},
361 {0x0000002f, 0x00000018},
362 {0000000000, 0x00000006},
363 {0x00000030, 0x00000018},
364 {0x00000030, 0x00000018},
365 {0000000000, 0x00000006},
366 {0x01605000, 0x00000002},
367 {0x00065000, 0x00000002},
368 {0x00098000, 0x00000002},
369 {0x00061000, 0x00000002},
370 {0x64c0603e, 0x00000004},
371 {0x000380e6, 0x00000002},
372 {0x040025c5, 0x00000002},
373 {0x00080000, 0x00000016},
374 {0000000000, 0000000000},
375 {0x0400251d, 0x00000002},
376 {0x00007580, 0x00000002},
377 {0x00067581, 0x00000002},
378 {0x04002580, 0x00000002},
379 {0x00067581, 0x00000002},
380 {0x00000049, 0x00000004},
381 {0x00005000, 0000000000},
382 {0x000380e6, 0x00000002},
383 {0x040025c5, 0x00000002},
384 {0x00061000, 0x00000002},
385 {0x0000750e, 0x00000002},
386 {0x00019000, 0x00000002},
387 {0x00011055, 0x00000014},
388 {0x00000055, 0x00000012},
389 {0x0400250f, 0x00000002},
390 {0x0000504f, 0x00000004},
391 {0x000380e6, 0x00000002},
392 {0x040025c5, 0x00000002},
393 {0x00007565, 0x00000002},
394 {0x00007566, 0x00000002},
395 {0x00000058, 0x00000004},
396 {0x000380e6, 0x00000002},
397 {0x040025c5, 0x00000002},
398 {0x01e655b4, 0x00000002},
399 {0x4401b0e4, 0x00000002},
400 {0x01c110e4, 0x00000002},
401 {0x26667066, 0x00000018},
402 {0x040c2565, 0x00000002},
403 {0x00000066, 0x00000018},
404 {0x04002564, 0x00000002},
405 {0x00007566, 0x00000002},
406 {0x0000005d, 0x00000004},
407 {0x00401069, 0x00000008},
408 {0x00101000, 0x00000002},
409 {0x000d80ff, 0x00000002},
410 {0x0080006c, 0x00000008},
411 {0x000f9000, 0x00000002},
412 {0x000e00ff, 0x00000002},
413 {0000000000, 0x00000006},
414 {0x0000008f, 0x00000018},
415 {0x0000005b, 0x00000004},
416 {0x000380e6, 0x00000002},
417 {0x040025c5, 0x00000002},
418 {0x00007576, 0x00000002},
419 {0x00065000, 0x00000002},
420 {0x00009000, 0x00000002},
421 {0x00041000, 0x00000002},
422 {0x0c00350e, 0x00000002},
423 {0x00049000, 0x00000002},
424 {0x00051000, 0x00000002},
425 {0x01e785f8, 0x00000002},
426 {0x00200000, 0x00000002},
427 {0x0060007e, 0x0000000c},
428 {0x00007563, 0x00000002},
429 {0x006075f0, 0x00000021},
430 {0x20007073, 0x00000004},
431 {0x00005073, 0x00000004},
432 {0x000380e6, 0x00000002},
433 {0x040025c5, 0x00000002},
434 {0x00007576, 0x00000002},
435 {0x00007577, 0x00000002},
436 {0x0000750e, 0x00000002},
437 {0x0000750f, 0x00000002},
438 {0x00a05000, 0x00000002},
439 {0x00600083, 0x0000000c},
440 {0x006075f0, 0x00000021},
441 {0x000075f8, 0x00000002},
442 {0x00000083, 0x00000004},
443 {0x000a750e, 0x00000002},
444 {0x000380e6, 0x00000002},
445 {0x040025c5, 0x00000002},
446 {0x0020750f, 0x00000002},
447 {0x00600086, 0x00000004},
448 {0x00007570, 0x00000002},
449 {0x00007571, 0x00000002},
450 {0x00007572, 0x00000006},
451 {0x000380e6, 0x00000002},
452 {0x040025c5, 0x00000002},
453 {0x00005000, 0x00000002},
454 {0x00a05000, 0x00000002},
455 {0x00007568, 0x00000002},
456 {0x00061000, 0x00000002},
457 {0x00000095, 0x0000000c},
458 {0x00058000, 0x00000002},
459 {0x0c607562, 0x00000002},
460 {0x00000097, 0x00000004},
461 {0x000380e6, 0x00000002},
462 {0x040025c5, 0x00000002},
463 {0x00600096, 0x00000004},
464 {0x400070e5, 0000000000},
465 {0x000380e6, 0x00000002},
466 {0x040025c5, 0x00000002},
467 {0x000380e5, 0x00000002},
468 {0x000000a8, 0x0000001c},
469 {0x000650aa, 0x00000018},
470 {0x040025bb, 0x00000002},
471 {0x000610ab, 0x00000018},
472 {0x040075bc, 0000000000},
473 {0x000075bb, 0x00000002},
474 {0x000075bc, 0000000000},
475 {0x00090000, 0x00000006},
476 {0x00090000, 0x00000002},
477 {0x000d8002, 0x00000006},
478 {0x00007832, 0x00000002},
479 {0x00005000, 0x00000002},
480 {0x000380e7, 0x00000002},
481 {0x04002c97, 0x00000002},
482 {0x00007820, 0x00000002},
483 {0x00007821, 0x00000002},
484 {0x00007800, 0000000000},
485 {0x01200000, 0x00000002},
486 {0x20077000, 0x00000002},
487 {0x01200000, 0x00000002},
488 {0x20007000, 0x00000002},
489 {0x00061000, 0x00000002},
490 {0x0120751b, 0x00000002},
491 {0x8040750a, 0x00000002},
492 {0x8040750b, 0x00000002},
493 {0x00110000, 0x00000002},
494 {0x000380e5, 0x00000002},
495 {0x000000c6, 0x0000001c},
496 {0x000610ab, 0x00000018},
497 {0x844075bd, 0x00000002},
498 {0x000610aa, 0x00000018},
499 {0x840075bb, 0x00000002},
500 {0x000610ab, 0x00000018},
501 {0x844075bc, 0x00000002},
502 {0x000000c9, 0x00000004},
503 {0x804075bd, 0x00000002},
504 {0x800075bb, 0x00000002},
505 {0x804075bc, 0x00000002},
506 {0x00108000, 0x00000002},
507 {0x01400000, 0x00000002},
508 {0x006000cd, 0x0000000c},
509 {0x20c07000, 0x00000020},
510 {0x000000cf, 0x00000012},
511 {0x00800000, 0x00000006},
512 {0x0080751d, 0x00000006},
513 {0000000000, 0000000000},
514 {0x0000775c, 0x00000002},
515 {0x00a05000, 0x00000002},
516 {0x00661000, 0x00000002},
517 {0x0460275d, 0x00000020},
518 {0x00004000, 0000000000},
519 {0x01e00830, 0x00000002},
520 {0x21007000, 0000000000},
521 {0x6464614d, 0000000000},
522 {0x69687420, 0000000000},
523 {0x00000073, 0000000000},
524 {0000000000, 0000000000},
525 {0x00005000, 0x00000002},
526 {0x000380d0, 0x00000002},
527 {0x040025e0, 0x00000002},
528 {0x000075e1, 0000000000},
529 {0x00000001, 0000000000},
530 {0x000380e0, 0x00000002},
531 {0x04002394, 0x00000002},
532 {0x00005000, 0000000000},
533 {0000000000, 0000000000},
534 {0000000000, 0000000000},
535 {0x00000008, 0000000000},
536 {0x00000004, 0000000000},
537 {0000000000, 0000000000},
538 {0000000000, 0000000000},
539 {0000000000, 0000000000},
540 {0000000000, 0000000000},
541 {0000000000, 0000000000},
542 {0000000000, 0000000000},
543 {0000000000, 0000000000},
544 {0000000000, 0000000000},
545 {0000000000, 0000000000},
546 {0000000000, 0000000000},
547 {0000000000, 0000000000},
548 {0000000000, 0000000000},
549 {0000000000, 0000000000},
550 {0000000000, 0000000000},
551 {0000000000, 0000000000},
552 {0000000000, 0000000000},
553 {0000000000, 0000000000},
554 {0000000000, 0000000000},
555 {0000000000, 0000000000},
556 {0000000000, 0000000000},
557 {0000000000, 0000000000},
558 {0000000000, 0000000000},
559 {0000000000, 0000000000},
560 {0000000000, 0000000000},
563 static u32 R300_cp_microcode[][2] = {
564 { 0x4200e000, 0000000000 },
565 { 0x4000e000, 0000000000 },
566 { 0x000000af, 0x00000008 },
567 { 0x000000b3, 0x00000008 },
568 { 0x6c5a504f, 0000000000 },
569 { 0x4f4f497a, 0000000000 },
570 { 0x5a578288, 0000000000 },
571 { 0x4f91906a, 0000000000 },
572 { 0x4f4f4f4f, 0000000000 },
573 { 0x4fe24f44, 0000000000 },
574 { 0x4f9c9c9c, 0000000000 },
575 { 0xdc4f4fde, 0000000000 },
576 { 0xa1cd4f4f, 0000000000 },
577 { 0xd29d9d9d, 0000000000 },
578 { 0x4f0f9fd7, 0000000000 },
579 { 0x000ca000, 0x00000004 },
580 { 0x000d0012, 0x00000038 },
581 { 0x0000e8b4, 0x00000004 },
582 { 0x000d0014, 0x00000038 },
583 { 0x0000e8b6, 0x00000004 },
584 { 0x000d0016, 0x00000038 },
585 { 0x0000e854, 0x00000004 },
586 { 0x000d0018, 0x00000038 },
587 { 0x0000e855, 0x00000004 },
588 { 0x000d001a, 0x00000038 },
589 { 0x0000e856, 0x00000004 },
590 { 0x000d001c, 0x00000038 },
591 { 0x0000e857, 0x00000004 },
592 { 0x000d001e, 0x00000038 },
593 { 0x0000e824, 0x00000004 },
594 { 0x000d0020, 0x00000038 },
595 { 0x0000e825, 0x00000004 },
596 { 0x000d0022, 0x00000038 },
597 { 0x0000e830, 0x00000004 },
598 { 0x000d0024, 0x00000038 },
599 { 0x0000f0c0, 0x00000004 },
600 { 0x000d0026, 0x00000038 },
601 { 0x0000f0c1, 0x00000004 },
602 { 0x000d0028, 0x00000038 },
603 { 0x0000f041, 0x00000004 },
604 { 0x000d002a, 0x00000038 },
605 { 0x0000f184, 0x00000004 },
606 { 0x000d002c, 0x00000038 },
607 { 0x0000f185, 0x00000004 },
608 { 0x000d002e, 0x00000038 },
609 { 0x0000f186, 0x00000004 },
610 { 0x000d0030, 0x00000038 },
611 { 0x0000f187, 0x00000004 },
612 { 0x000d0032, 0x00000038 },
613 { 0x0000f180, 0x00000004 },
614 { 0x000d0034, 0x00000038 },
615 { 0x0000f393, 0x00000004 },
616 { 0x000d0036, 0x00000038 },
617 { 0x0000f38a, 0x00000004 },
618 { 0x000d0038, 0x00000038 },
619 { 0x0000f38e, 0x00000004 },
620 { 0x0000e821, 0x00000004 },
621 { 0x0140a000, 0x00000004 },
622 { 0x00000043, 0x00000018 },
623 { 0x00cce800, 0x00000004 },
624 { 0x001b0001, 0x00000004 },
625 { 0x08004800, 0x00000004 },
626 { 0x001b0001, 0x00000004 },
627 { 0x08004800, 0x00000004 },
628 { 0x001b0001, 0x00000004 },
629 { 0x08004800, 0x00000004 },
630 { 0x0000003a, 0x00000008 },
631 { 0x0000a000, 0000000000 },
632 { 0x02c0a000, 0x00000004 },
633 { 0x000ca000, 0x00000004 },
634 { 0x00130000, 0x00000004 },
635 { 0x000c2000, 0x00000004 },
636 { 0xc980c045, 0x00000008 },
637 { 0x2000451d, 0x00000004 },
638 { 0x0000e580, 0x00000004 },
639 { 0x000ce581, 0x00000004 },
640 { 0x08004580, 0x00000004 },
641 { 0x000ce581, 0x00000004 },
642 { 0x0000004c, 0x00000008 },
643 { 0x0000a000, 0000000000 },
644 { 0x000c2000, 0x00000004 },
645 { 0x0000e50e, 0x00000004 },
646 { 0x00032000, 0x00000004 },
647 { 0x00022056, 0x00000028 },
648 { 0x00000056, 0x00000024 },
649 { 0x0800450f, 0x00000004 },
650 { 0x0000a050, 0x00000008 },
651 { 0x0000e565, 0x00000004 },
652 { 0x0000e566, 0x00000004 },
653 { 0x00000057, 0x00000008 },
654 { 0x03cca5b4, 0x00000004 },
655 { 0x05432000, 0x00000004 },
656 { 0x00022000, 0x00000004 },
657 { 0x4ccce063, 0x00000030 },
658 { 0x08274565, 0x00000004 },
659 { 0x00000063, 0x00000030 },
660 { 0x08004564, 0x00000004 },
661 { 0x0000e566, 0x00000004 },
662 { 0x0000005a, 0x00000008 },
663 { 0x00802066, 0x00000010 },
664 { 0x00202000, 0x00000004 },
665 { 0x001b00ff, 0x00000004 },
666 { 0x01000069, 0x00000010 },
667 { 0x001f2000, 0x00000004 },
668 { 0x001c00ff, 0x00000004 },
669 { 0000000000, 0x0000000c },
670 { 0x00000085, 0x00000030 },
671 { 0x0000005a, 0x00000008 },
672 { 0x0000e576, 0x00000004 },
673 { 0x000ca000, 0x00000004 },
674 { 0x00012000, 0x00000004 },
675 { 0x00082000, 0x00000004 },
676 { 0x1800650e, 0x00000004 },
677 { 0x00092000, 0x00000004 },
678 { 0x000a2000, 0x00000004 },
679 { 0x000f0000, 0x00000004 },
680 { 0x00400000, 0x00000004 },
681 { 0x00000079, 0x00000018 },
682 { 0x0000e563, 0x00000004 },
683 { 0x00c0e5f9, 0x000000c2 },
684 { 0x0000006e, 0x00000008 },
685 { 0x0000a06e, 0x00000008 },
686 { 0x0000e576, 0x00000004 },
687 { 0x0000e577, 0x00000004 },
688 { 0x0000e50e, 0x00000004 },
689 { 0x0000e50f, 0x00000004 },
690 { 0x0140a000, 0x00000004 },
691 { 0x0000007c, 0x00000018 },
692 { 0x00c0e5f9, 0x000000c2 },
693 { 0x0000007c, 0x00000008 },
694 { 0x0014e50e, 0x00000004 },
695 { 0x0040e50f, 0x00000004 },
696 { 0x00c0007f, 0x00000008 },
697 { 0x0000e570, 0x00000004 },
698 { 0x0000e571, 0x00000004 },
699 { 0x0000e572, 0x0000000c },
700 { 0x0000a000, 0x00000004 },
701 { 0x0140a000, 0x00000004 },
702 { 0x0000e568, 0x00000004 },
703 { 0x000c2000, 0x00000004 },
704 { 0x00000089, 0x00000018 },
705 { 0x000b0000, 0x00000004 },
706 { 0x18c0e562, 0x00000004 },
707 { 0x0000008b, 0x00000008 },
708 { 0x00c0008a, 0x00000008 },
709 { 0x000700e4, 0x00000004 },
710 { 0x00000097, 0x00000038 },
711 { 0x000ca099, 0x00000030 },
712 { 0x080045bb, 0x00000004 },
713 { 0x000c209a, 0x00000030 },
714 { 0x0800e5bc, 0000000000 },
715 { 0x0000e5bb, 0x00000004 },
716 { 0x0000e5bc, 0000000000 },
717 { 0x00120000, 0x0000000c },
718 { 0x00120000, 0x00000004 },
719 { 0x001b0002, 0x0000000c },
720 { 0x0000a000, 0x00000004 },
721 { 0x0000e821, 0x00000004 },
722 { 0x0000e800, 0000000000 },
723 { 0x0000e821, 0x00000004 },
724 { 0x0000e82e, 0000000000 },
725 { 0x02cca000, 0x00000004 },
726 { 0x00140000, 0x00000004 },
727 { 0x000ce1cc, 0x00000004 },
728 { 0x050de1cd, 0x00000004 },
729 { 0x000000a7, 0x00000020 },
730 { 0x4200e000, 0000000000 },
731 { 0x000000ae, 0x00000038 },
732 { 0x000ca000, 0x00000004 },
733 { 0x00140000, 0x00000004 },
734 { 0x000c2000, 0x00000004 },
735 { 0x00160000, 0x00000004 },
736 { 0x700ce000, 0x00000004 },
737 { 0x001400aa, 0x00000008 },
738 { 0x4000e000, 0000000000 },
739 { 0x02400000, 0x00000004 },
740 { 0x400ee000, 0x00000004 },
741 { 0x02400000, 0x00000004 },
742 { 0x4000e000, 0000000000 },
743 { 0x000c2000, 0x00000004 },
744 { 0x0240e51b, 0x00000004 },
745 { 0x0080e50a, 0x00000005 },
746 { 0x0080e50b, 0x00000005 },
747 { 0x00220000, 0x00000004 },
748 { 0x000700e4, 0x00000004 },
749 { 0x000000c1, 0x00000038 },
750 { 0x000c209a, 0x00000030 },
751 { 0x0880e5bd, 0x00000005 },
752 { 0x000c2099, 0x00000030 },
753 { 0x0800e5bb, 0x00000005 },
754 { 0x000c209a, 0x00000030 },
755 { 0x0880e5bc, 0x00000005 },
756 { 0x000000c4, 0x00000008 },
757 { 0x0080e5bd, 0x00000005 },
758 { 0x0000e5bb, 0x00000005 },
759 { 0x0080e5bc, 0x00000005 },
760 { 0x00210000, 0x00000004 },
761 { 0x02800000, 0x00000004 },
762 { 0x00c000c8, 0x00000018 },
763 { 0x4180e000, 0x00000040 },
764 { 0x000000ca, 0x00000024 },
765 { 0x01000000, 0x0000000c },
766 { 0x0100e51d, 0x0000000c },
767 { 0x000045bb, 0x00000004 },
768 { 0x000080c4, 0x00000008 },
769 { 0x0000f3ce, 0x00000004 },
770 { 0x0140a000, 0x00000004 },
771 { 0x00cc2000, 0x00000004 },
772 { 0x08c053cf, 0x00000040 },
773 { 0x00008000, 0000000000 },
774 { 0x0000f3d2, 0x00000004 },
775 { 0x0140a000, 0x00000004 },
776 { 0x00cc2000, 0x00000004 },
777 { 0x08c053d3, 0x00000040 },
778 { 0x00008000, 0000000000 },
779 { 0x0000f39d, 0x00000004 },
780 { 0x0140a000, 0x00000004 },
781 { 0x00cc2000, 0x00000004 },
782 { 0x08c0539e, 0x00000040 },
783 { 0x00008000, 0000000000 },
784 { 0x03c00830, 0x00000004 },
785 { 0x4200e000, 0000000000 },
786 { 0x0000a000, 0x00000004 },
787 { 0x200045e0, 0x00000004 },
788 { 0x0000e5e1, 0000000000 },
789 { 0x00000001, 0000000000 },
790 { 0x000700e1, 0x00000004 },
791 { 0x0800e394, 0000000000 },
792 { 0000000000, 0000000000 },
793 { 0000000000, 0000000000 },
794 { 0000000000, 0000000000 },
795 { 0000000000, 0000000000 },
796 { 0000000000, 0000000000 },
797 { 0000000000, 0000000000 },
798 { 0000000000, 0000000000 },
799 { 0000000000, 0000000000 },
800 { 0000000000, 0000000000 },
801 { 0000000000, 0000000000 },
802 { 0000000000, 0000000000 },
803 { 0000000000, 0000000000 },
804 { 0000000000, 0000000000 },
805 { 0000000000, 0000000000 },
806 { 0000000000, 0000000000 },
807 { 0000000000, 0000000000 },
808 { 0000000000, 0000000000 },
809 { 0000000000, 0000000000 },
810 { 0000000000, 0000000000 },
811 { 0000000000, 0000000000 },
812 { 0000000000, 0000000000 },
813 { 0000000000, 0000000000 },
814 { 0000000000, 0000000000 },
815 { 0000000000, 0000000000 },
816 { 0000000000, 0000000000 },
817 { 0000000000, 0000000000 },
818 { 0000000000, 0000000000 },
819 { 0000000000, 0000000000 },
822 static int RADEON_READ_PLL(drm_device_t * dev, int addr)
824 drm_radeon_private_t *dev_priv = dev->dev_private;
826 RADEON_WRITE8(RADEON_CLOCK_CNTL_INDEX, addr & 0x1f);
827 return RADEON_READ(RADEON_CLOCK_CNTL_DATA);
830 static int RADEON_READ_PCIE(drm_radeon_private_t *dev_priv, int addr)
832 RADEON_WRITE8(RADEON_PCIE_INDEX, addr & 0xff);
833 return RADEON_READ(RADEON_PCIE_DATA);
836 #if RADEON_FIFO_DEBUG
837 static void radeon_status(drm_radeon_private_t * dev_priv)
839 printk("%s:\n", __FUNCTION__);
840 printk("RBBM_STATUS = 0x%08x\n",
841 (unsigned int)RADEON_READ(RADEON_RBBM_STATUS));
842 printk("CP_RB_RTPR = 0x%08x\n",
843 (unsigned int)RADEON_READ(RADEON_CP_RB_RPTR));
844 printk("CP_RB_WTPR = 0x%08x\n",
845 (unsigned int)RADEON_READ(RADEON_CP_RB_WPTR));
846 printk("AIC_CNTL = 0x%08x\n",
847 (unsigned int)RADEON_READ(RADEON_AIC_CNTL));
848 printk("AIC_STAT = 0x%08x\n",
849 (unsigned int)RADEON_READ(RADEON_AIC_STAT));
850 printk("AIC_PT_BASE = 0x%08x\n",
851 (unsigned int)RADEON_READ(RADEON_AIC_PT_BASE));
852 printk("TLB_ADDR = 0x%08x\n",
853 (unsigned int)RADEON_READ(RADEON_AIC_TLB_ADDR));
854 printk("TLB_DATA = 0x%08x\n",
855 (unsigned int)RADEON_READ(RADEON_AIC_TLB_DATA));
859 /* ================================================================
860 * Engine, FIFO control
863 static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
868 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
870 tmp = RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT);
871 tmp |= RADEON_RB2D_DC_FLUSH_ALL;
872 RADEON_WRITE(RADEON_RB2D_DSTCACHE_CTLSTAT, tmp);
874 for (i = 0; i < dev_priv->usec_timeout; i++) {
875 if (!(RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT)
876 & RADEON_RB2D_DC_BUSY)) {
882 #if RADEON_FIFO_DEBUG
883 DRM_ERROR("failed!\n");
884 radeon_status(dev_priv);
886 return DRM_ERR(EBUSY);
889 static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
893 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
895 for (i = 0; i < dev_priv->usec_timeout; i++) {
896 int slots = (RADEON_READ(RADEON_RBBM_STATUS)
897 & RADEON_RBBM_FIFOCNT_MASK);
898 if (slots >= entries)
903 #if RADEON_FIFO_DEBUG
904 DRM_ERROR("failed!\n");
905 radeon_status(dev_priv);
907 return DRM_ERR(EBUSY);
910 static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
914 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
916 ret = radeon_do_wait_for_fifo(dev_priv, 64);
920 for (i = 0; i < dev_priv->usec_timeout; i++) {
921 if (!(RADEON_READ(RADEON_RBBM_STATUS)
922 & RADEON_RBBM_ACTIVE)) {
923 radeon_do_pixcache_flush(dev_priv);
929 #if RADEON_FIFO_DEBUG
930 DRM_ERROR("failed!\n");
931 radeon_status(dev_priv);
933 return DRM_ERR(EBUSY);
936 /* ================================================================
937 * CP control, initialization
940 /* Load the microcode for the CP */
941 static void radeon_cp_load_microcode(drm_radeon_private_t * dev_priv)
946 radeon_do_wait_for_idle(dev_priv);
948 RADEON_WRITE(RADEON_CP_ME_RAM_ADDR, 0);
950 if (dev_priv->microcode_version == UCODE_R200) {
951 DRM_INFO("Loading R200 Microcode\n");
952 for (i = 0; i < 256; i++) {
953 RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
954 R200_cp_microcode[i][1]);
955 RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
956 R200_cp_microcode[i][0]);
958 } else if (dev_priv->microcode_version == UCODE_R300) {
959 DRM_INFO("Loading R300 Microcode\n");
960 for (i = 0; i < 256; i++) {
961 RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
962 R300_cp_microcode[i][1]);
963 RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
964 R300_cp_microcode[i][0]);
967 for (i = 0; i < 256; i++) {
968 RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
969 radeon_cp_microcode[i][1]);
970 RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
971 radeon_cp_microcode[i][0]);
976 /* Flush any pending commands to the CP. This should only be used just
977 * prior to a wait for idle, as it informs the engine that the command
980 static void radeon_do_cp_flush(drm_radeon_private_t * dev_priv)
986 tmp = RADEON_READ(RADEON_CP_RB_WPTR) | (1 << 31);
987 RADEON_WRITE(RADEON_CP_RB_WPTR, tmp);
991 /* Wait for the CP to go idle.
993 int radeon_do_cp_idle(drm_radeon_private_t * dev_priv)
1000 RADEON_PURGE_CACHE();
1001 RADEON_PURGE_ZCACHE();
1002 RADEON_WAIT_UNTIL_IDLE();
1007 return radeon_do_wait_for_idle(dev_priv);
1010 /* Start the Command Processor.
1012 static void radeon_do_cp_start(drm_radeon_private_t * dev_priv)
1017 radeon_do_wait_for_idle(dev_priv);
1019 RADEON_WRITE(RADEON_CP_CSQ_CNTL, dev_priv->cp_mode);
1021 dev_priv->cp_running = 1;
1025 RADEON_PURGE_CACHE();
1026 RADEON_PURGE_ZCACHE();
1027 RADEON_WAIT_UNTIL_IDLE();
1033 /* Reset the Command Processor. This will not flush any pending
1034 * commands, so you must wait for the CP command stream to complete
1035 * before calling this routine.
1037 static void radeon_do_cp_reset(drm_radeon_private_t * dev_priv)
1042 cur_read_ptr = RADEON_READ(RADEON_CP_RB_RPTR);
1043 RADEON_WRITE(RADEON_CP_RB_WPTR, cur_read_ptr);
1044 SET_RING_HEAD(dev_priv, cur_read_ptr);
1045 dev_priv->ring.tail = cur_read_ptr;
1048 /* Stop the Command Processor. This will not flush any pending
1049 * commands, so you must flush the command stream and wait for the CP
1050 * to go idle before calling this routine.
1052 static void radeon_do_cp_stop(drm_radeon_private_t * dev_priv)
1056 RADEON_WRITE(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIDIS_INDDIS);
1058 dev_priv->cp_running = 0;
1061 /* Reset the engine. This will stop the CP if it is running.
1063 static int radeon_do_engine_reset(drm_device_t * dev)
1065 drm_radeon_private_t *dev_priv = dev->dev_private;
1066 u32 clock_cntl_index, mclk_cntl, rbbm_soft_reset;
1069 radeon_do_pixcache_flush(dev_priv);
1071 clock_cntl_index = RADEON_READ(RADEON_CLOCK_CNTL_INDEX);
1072 mclk_cntl = RADEON_READ_PLL(dev, RADEON_MCLK_CNTL);
1074 RADEON_WRITE_PLL(RADEON_MCLK_CNTL, (mclk_cntl |
1075 RADEON_FORCEON_MCLKA |
1076 RADEON_FORCEON_MCLKB |
1077 RADEON_FORCEON_YCLKA |
1078 RADEON_FORCEON_YCLKB |
1080 RADEON_FORCEON_AIC));
1082 rbbm_soft_reset = RADEON_READ(RADEON_RBBM_SOFT_RESET);
1084 RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset |
1085 RADEON_SOFT_RESET_CP |
1086 RADEON_SOFT_RESET_HI |
1087 RADEON_SOFT_RESET_SE |
1088 RADEON_SOFT_RESET_RE |
1089 RADEON_SOFT_RESET_PP |
1090 RADEON_SOFT_RESET_E2 |
1091 RADEON_SOFT_RESET_RB));
1092 RADEON_READ(RADEON_RBBM_SOFT_RESET);
1093 RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset &
1094 ~(RADEON_SOFT_RESET_CP |
1095 RADEON_SOFT_RESET_HI |
1096 RADEON_SOFT_RESET_SE |
1097 RADEON_SOFT_RESET_RE |
1098 RADEON_SOFT_RESET_PP |
1099 RADEON_SOFT_RESET_E2 |
1100 RADEON_SOFT_RESET_RB)));
1101 RADEON_READ(RADEON_RBBM_SOFT_RESET);
1103 RADEON_WRITE_PLL(RADEON_MCLK_CNTL, mclk_cntl);
1104 RADEON_WRITE(RADEON_CLOCK_CNTL_INDEX, clock_cntl_index);
1105 RADEON_WRITE(RADEON_RBBM_SOFT_RESET, rbbm_soft_reset);
1107 /* Reset the CP ring */
1108 radeon_do_cp_reset(dev_priv);
1110 /* The CP is no longer running after an engine reset */
1111 dev_priv->cp_running = 0;
1113 /* Reset any pending vertex, indirect buffers */
1114 radeon_freelist_reset(dev);
1119 static void radeon_cp_init_ring_buffer(drm_device_t * dev,
1120 drm_radeon_private_t * dev_priv)
1122 u32 ring_start, cur_read_ptr;
1125 /* Initialize the memory controller. With new memory map, the fb location
1126 * is not changed, it should have been properly initialized already. Part
1127 * of the problem is that the code below is bogus, assuming the GART is
1128 * always appended to the fb which is not necessarily the case
1130 if (!dev_priv->new_memmap)
1131 RADEON_WRITE(RADEON_MC_FB_LOCATION,
1132 ((dev_priv->gart_vm_start - 1) & 0xffff0000)
1133 | (dev_priv->fb_location >> 16));
1136 if (dev_priv->flags & CHIP_IS_AGP) {
1137 RADEON_WRITE(RADEON_AGP_BASE, (unsigned int)dev->agp->base);
1138 RADEON_WRITE(RADEON_MC_AGP_LOCATION,
1139 (((dev_priv->gart_vm_start - 1 +
1140 dev_priv->gart_size) & 0xffff0000) |
1141 (dev_priv->gart_vm_start >> 16)));
1143 ring_start = (dev_priv->cp_ring->offset
1145 + dev_priv->gart_vm_start);
1148 ring_start = (dev_priv->cp_ring->offset
1149 - (unsigned long)dev->sg->virtual
1150 + dev_priv->gart_vm_start);
1152 RADEON_WRITE(RADEON_CP_RB_BASE, ring_start);
1154 /* Set the write pointer delay */
1155 RADEON_WRITE(RADEON_CP_RB_WPTR_DELAY, 0);
1157 /* Initialize the ring buffer's read and write pointers */
1158 cur_read_ptr = RADEON_READ(RADEON_CP_RB_RPTR);
1159 RADEON_WRITE(RADEON_CP_RB_WPTR, cur_read_ptr);
1160 SET_RING_HEAD(dev_priv, cur_read_ptr);
1161 dev_priv->ring.tail = cur_read_ptr;
1164 if (dev_priv->flags & CHIP_IS_AGP) {
1165 RADEON_WRITE(RADEON_CP_RB_RPTR_ADDR,
1166 dev_priv->ring_rptr->offset
1167 - dev->agp->base + dev_priv->gart_vm_start);
1171 drm_sg_mem_t *entry = dev->sg;
1172 unsigned long tmp_ofs, page_ofs;
1174 tmp_ofs = dev_priv->ring_rptr->offset -
1175 (unsigned long)dev->sg->virtual;
1176 page_ofs = tmp_ofs >> PAGE_SHIFT;
1178 RADEON_WRITE(RADEON_CP_RB_RPTR_ADDR, entry->busaddr[page_ofs]);
1179 DRM_DEBUG("ring rptr: offset=0x%08lx handle=0x%08lx\n",
1180 (unsigned long)entry->busaddr[page_ofs],
1181 entry->handle + tmp_ofs);
1184 /* Set ring buffer size */
1186 RADEON_WRITE(RADEON_CP_RB_CNTL,
1187 dev_priv->ring.size_l2qw | RADEON_BUF_SWAP_32BIT);
1189 RADEON_WRITE(RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw);
1192 /* Start with assuming that writeback doesn't work */
1193 dev_priv->writeback_works = 0;
1195 /* Initialize the scratch register pointer. This will cause
1196 * the scratch register values to be written out to memory
1197 * whenever they are updated.
1199 * We simply put this behind the ring read pointer, this works
1200 * with PCI GART as well as (whatever kind of) AGP GART
1202 RADEON_WRITE(RADEON_SCRATCH_ADDR, RADEON_READ(RADEON_CP_RB_RPTR_ADDR)
1203 + RADEON_SCRATCH_REG_OFFSET);
1205 dev_priv->scratch = ((__volatile__ u32 *)
1206 dev_priv->ring_rptr->handle +
1207 (RADEON_SCRATCH_REG_OFFSET / sizeof(u32)));
1209 RADEON_WRITE(RADEON_SCRATCH_UMSK, 0x7);
1211 /* Turn on bus mastering */
1212 tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
1213 RADEON_WRITE(RADEON_BUS_CNTL, tmp);
1215 dev_priv->sarea_priv->last_frame = dev_priv->scratch[0] = 0;
1216 RADEON_WRITE(RADEON_LAST_FRAME_REG, dev_priv->sarea_priv->last_frame);
1218 dev_priv->sarea_priv->last_dispatch = dev_priv->scratch[1] = 0;
1219 RADEON_WRITE(RADEON_LAST_DISPATCH_REG,
1220 dev_priv->sarea_priv->last_dispatch);
1222 dev_priv->sarea_priv->last_clear = dev_priv->scratch[2] = 0;
1223 RADEON_WRITE(RADEON_LAST_CLEAR_REG, dev_priv->sarea_priv->last_clear);
1225 radeon_do_wait_for_idle(dev_priv);
1227 /* Sync everything up */
1228 RADEON_WRITE(RADEON_ISYNC_CNTL,
1229 (RADEON_ISYNC_ANY2D_IDLE3D |
1230 RADEON_ISYNC_ANY3D_IDLE2D |
1231 RADEON_ISYNC_WAIT_IDLEGUI |
1232 RADEON_ISYNC_CPSCRATCH_IDLEGUI));
1236 static void radeon_test_writeback(drm_radeon_private_t * dev_priv)
1240 /* Writeback doesn't seem to work everywhere, test it here and possibly
1241 * enable it if it appears to work
1243 DRM_WRITE32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1), 0);
1244 RADEON_WRITE(RADEON_SCRATCH_REG1, 0xdeadbeef);
1246 for (tmp = 0; tmp < dev_priv->usec_timeout; tmp++) {
1247 if (DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1)) ==
1253 if (tmp < dev_priv->usec_timeout) {
1254 dev_priv->writeback_works = 1;
1255 DRM_INFO("writeback test succeeded in %d usecs\n", tmp);
1257 dev_priv->writeback_works = 0;
1258 DRM_INFO("writeback test failed\n");
1260 if (radeon_no_wb == 1) {
1261 dev_priv->writeback_works = 0;
1262 DRM_INFO("writeback forced off\n");
1266 /* Enable or disable PCI-E GART on the chip */
1267 static void radeon_set_pciegart(drm_radeon_private_t * dev_priv, int on)
1269 u32 tmp = RADEON_READ_PCIE(dev_priv, RADEON_PCIE_TX_GART_CNTL);
1272 DRM_DEBUG("programming pcie %08X %08lX %08X\n",
1273 dev_priv->gart_vm_start,
1274 (long)dev_priv->gart_info.bus_addr,
1275 dev_priv->gart_size);
1276 RADEON_WRITE_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO,
1277 dev_priv->gart_vm_start);
1278 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_BASE,
1279 dev_priv->gart_info.bus_addr);
1280 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_START_LO,
1281 dev_priv->gart_vm_start);
1282 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_END_LO,
1283 dev_priv->gart_vm_start +
1284 dev_priv->gart_size - 1);
1286 RADEON_WRITE(RADEON_MC_AGP_LOCATION, 0xffffffc0); /* ?? */
1288 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL,
1289 RADEON_PCIE_TX_GART_EN);
1291 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL,
1292 tmp & ~RADEON_PCIE_TX_GART_EN);
1296 /* Enable or disable PCI GART on the chip */
1297 static void radeon_set_pcigart(drm_radeon_private_t * dev_priv, int on)
1301 if (dev_priv->flags & CHIP_IS_PCIE) {
1302 radeon_set_pciegart(dev_priv, on);
1306 tmp = RADEON_READ(RADEON_AIC_CNTL);
1309 RADEON_WRITE(RADEON_AIC_CNTL,
1310 tmp | RADEON_PCIGART_TRANSLATE_EN);
1312 /* set PCI GART page-table base address
1314 RADEON_WRITE(RADEON_AIC_PT_BASE, dev_priv->gart_info.bus_addr);
1316 /* set address range for PCI address translate
1318 RADEON_WRITE(RADEON_AIC_LO_ADDR, dev_priv->gart_vm_start);
1319 RADEON_WRITE(RADEON_AIC_HI_ADDR, dev_priv->gart_vm_start
1320 + dev_priv->gart_size - 1);
1322 /* Turn off AGP aperture -- is this required for PCI GART?
1324 RADEON_WRITE(RADEON_MC_AGP_LOCATION, 0xffffffc0); /* ?? */
1325 RADEON_WRITE(RADEON_AGP_COMMAND, 0); /* clear AGP_COMMAND */
1327 RADEON_WRITE(RADEON_AIC_CNTL,
1328 tmp & ~RADEON_PCIGART_TRANSLATE_EN);
1332 static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
1334 drm_radeon_private_t *dev_priv = dev->dev_private;
1338 /* if we require new memory map but we don't have it fail */
1339 if ((dev_priv->flags & CHIP_NEW_MEMMAP) && !dev_priv->new_memmap)
1341 DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
1342 radeon_do_cleanup_cp(dev);
1343 return DRM_ERR(EINVAL);
1346 if (init->is_pci && (dev_priv->flags & CHIP_IS_AGP))
1348 DRM_DEBUG("Forcing AGP card to PCI mode\n");
1349 dev_priv->flags &= ~CHIP_IS_AGP;
1352 if ((!(dev_priv->flags & CHIP_IS_AGP)) && !dev->sg) {
1353 DRM_ERROR("PCI GART memory not allocated!\n");
1354 radeon_do_cleanup_cp(dev);
1355 return DRM_ERR(EINVAL);
1358 dev_priv->usec_timeout = init->usec_timeout;
1359 if (dev_priv->usec_timeout < 1 ||
1360 dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) {
1361 DRM_DEBUG("TIMEOUT problem!\n");
1362 radeon_do_cleanup_cp(dev);
1363 return DRM_ERR(EINVAL);
1366 switch(init->func) {
1367 case RADEON_INIT_R200_CP:
1368 dev_priv->microcode_version = UCODE_R200;
1370 case RADEON_INIT_R300_CP:
1371 dev_priv->microcode_version = UCODE_R300;
1374 dev_priv->microcode_version = UCODE_R100;
1377 dev_priv->do_boxes = 0;
1378 dev_priv->cp_mode = init->cp_mode;
1380 /* We don't support anything other than bus-mastering ring mode,
1381 * but the ring can be in either AGP or PCI space for the ring
1384 if ((init->cp_mode != RADEON_CSQ_PRIBM_INDDIS) &&
1385 (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) {
1386 DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode);
1387 radeon_do_cleanup_cp(dev);
1388 return DRM_ERR(EINVAL);
1391 switch (init->fb_bpp) {
1393 dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565;
1397 dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888;
1400 dev_priv->front_offset = init->front_offset;
1401 dev_priv->front_pitch = init->front_pitch;
1402 dev_priv->back_offset = init->back_offset;
1403 dev_priv->back_pitch = init->back_pitch;
1405 switch (init->depth_bpp) {
1407 dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_16BIT_INT_Z;
1411 dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_24BIT_INT_Z;
1414 dev_priv->depth_offset = init->depth_offset;
1415 dev_priv->depth_pitch = init->depth_pitch;
1417 /* Hardware state for depth clears. Remove this if/when we no
1418 * longer clear the depth buffer with a 3D rectangle. Hard-code
1419 * all values to prevent unwanted 3D state from slipping through
1420 * and screwing with the clear operation.
1422 dev_priv->depth_clear.rb3d_cntl = (RADEON_PLANE_MASK_ENABLE |
1423 (dev_priv->color_fmt << 10) |
1424 (dev_priv->microcode_version ==
1425 UCODE_R100 ? RADEON_ZBLOCK16 : 0));
1427 dev_priv->depth_clear.rb3d_zstencilcntl =
1428 (dev_priv->depth_fmt |
1429 RADEON_Z_TEST_ALWAYS |
1430 RADEON_STENCIL_TEST_ALWAYS |
1431 RADEON_STENCIL_S_FAIL_REPLACE |
1432 RADEON_STENCIL_ZPASS_REPLACE |
1433 RADEON_STENCIL_ZFAIL_REPLACE | RADEON_Z_WRITE_ENABLE);
1435 dev_priv->depth_clear.se_cntl = (RADEON_FFACE_CULL_CW |
1436 RADEON_BFACE_SOLID |
1437 RADEON_FFACE_SOLID |
1438 RADEON_FLAT_SHADE_VTX_LAST |
1439 RADEON_DIFFUSE_SHADE_FLAT |
1440 RADEON_ALPHA_SHADE_FLAT |
1441 RADEON_SPECULAR_SHADE_FLAT |
1442 RADEON_FOG_SHADE_FLAT |
1443 RADEON_VTX_PIX_CENTER_OGL |
1444 RADEON_ROUND_MODE_TRUNC |
1445 RADEON_ROUND_PREC_8TH_PIX);
1449 dev_priv->ring_offset = init->ring_offset;
1450 dev_priv->ring_rptr_offset = init->ring_rptr_offset;
1451 dev_priv->buffers_offset = init->buffers_offset;
1452 dev_priv->gart_textures_offset = init->gart_textures_offset;
1454 if (!dev_priv->sarea) {
1455 DRM_ERROR("could not find sarea!\n");
1456 radeon_do_cleanup_cp(dev);
1457 return DRM_ERR(EINVAL);
1460 dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset);
1461 if (!dev_priv->cp_ring) {
1462 DRM_ERROR("could not find cp ring region!\n");
1463 radeon_do_cleanup_cp(dev);
1464 return DRM_ERR(EINVAL);
1466 dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset);
1467 if (!dev_priv->ring_rptr) {
1468 DRM_ERROR("could not find ring read pointer!\n");
1469 radeon_do_cleanup_cp(dev);
1470 return DRM_ERR(EINVAL);
1472 dev->agp_buffer_token = init->buffers_offset;
1473 dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
1474 if (!dev->agp_buffer_map) {
1475 DRM_ERROR("could not find dma buffer region!\n");
1476 radeon_do_cleanup_cp(dev);
1477 return DRM_ERR(EINVAL);
1480 if (init->gart_textures_offset) {
1481 dev_priv->gart_textures =
1482 drm_core_findmap(dev, init->gart_textures_offset);
1483 if (!dev_priv->gart_textures) {
1484 DRM_ERROR("could not find GART texture region!\n");
1485 radeon_do_cleanup_cp(dev);
1486 return DRM_ERR(EINVAL);
1490 dev_priv->sarea_priv =
1491 (drm_radeon_sarea_t *) ((u8 *) dev_priv->sarea->handle +
1492 init->sarea_priv_offset);
1495 if (dev_priv->flags & CHIP_IS_AGP) {
1496 drm_core_ioremap(dev_priv->cp_ring, dev);
1497 drm_core_ioremap(dev_priv->ring_rptr, dev);
1498 drm_core_ioremap(dev->agp_buffer_map, dev);
1499 if (!dev_priv->cp_ring->handle ||
1500 !dev_priv->ring_rptr->handle ||
1501 !dev->agp_buffer_map->handle) {
1502 DRM_ERROR("could not find ioremap agp regions!\n");
1503 radeon_do_cleanup_cp(dev);
1504 return DRM_ERR(EINVAL);
1509 dev_priv->cp_ring->handle = (void *)dev_priv->cp_ring->offset;
1510 dev_priv->ring_rptr->handle =
1511 (void *)dev_priv->ring_rptr->offset;
1512 dev->agp_buffer_map->handle =
1513 (void *)dev->agp_buffer_map->offset;
1515 DRM_DEBUG("dev_priv->cp_ring->handle %p\n",
1516 dev_priv->cp_ring->handle);
1517 DRM_DEBUG("dev_priv->ring_rptr->handle %p\n",
1518 dev_priv->ring_rptr->handle);
1519 DRM_DEBUG("dev->agp_buffer_map->handle %p\n",
1520 dev->agp_buffer_map->handle);
1523 dev_priv->fb_location = (RADEON_READ(RADEON_MC_FB_LOCATION)
1526 ((RADEON_READ(RADEON_MC_FB_LOCATION) & 0xffff0000u) + 0x10000)
1527 - dev_priv->fb_location;
1529 dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) |
1530 ((dev_priv->front_offset
1531 + dev_priv->fb_location) >> 10));
1533 dev_priv->back_pitch_offset = (((dev_priv->back_pitch / 64) << 22) |
1534 ((dev_priv->back_offset
1535 + dev_priv->fb_location) >> 10));
1537 dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch / 64) << 22) |
1538 ((dev_priv->depth_offset
1539 + dev_priv->fb_location) >> 10));
1541 dev_priv->gart_size = init->gart_size;
1543 /* New let's set the memory map ... */
1544 if (dev_priv->new_memmap) {
1547 DRM_INFO("Setting GART location based on new memory map\n");
1549 /* If using AGP, try to locate the AGP aperture at the same
1550 * location in the card and on the bus, though we have to
1554 if (dev_priv->flags & CHIP_IS_AGP) {
1555 base = dev->agp->base;
1556 /* Check if valid */
1557 if ((base + dev_priv->gart_size) > dev_priv->fb_location &&
1558 base < (dev_priv->fb_location + dev_priv->fb_size)) {
1559 DRM_INFO("Can't use AGP base @0x%08lx, won't fit\n",
1565 /* If not or if AGP is at 0 (Macs), try to put it elsewhere */
1567 base = dev_priv->fb_location + dev_priv->fb_size;
1568 if (((base + dev_priv->gart_size) & 0xfffffffful)
1570 base = dev_priv->fb_location
1571 - dev_priv->gart_size;
1573 dev_priv->gart_vm_start = base & 0xffc00000u;
1574 if (dev_priv->gart_vm_start != base)
1575 DRM_INFO("GART aligned down from 0x%08x to 0x%08x\n",
1576 base, dev_priv->gart_vm_start);
1578 DRM_INFO("Setting GART location based on old memory map\n");
1579 dev_priv->gart_vm_start = dev_priv->fb_location +
1580 RADEON_READ(RADEON_CONFIG_APER_SIZE);
1584 if (dev_priv->flags & CHIP_IS_AGP)
1585 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
1587 + dev_priv->gart_vm_start);
1590 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
1591 - (unsigned long)dev->sg->virtual
1592 + dev_priv->gart_vm_start);
1594 DRM_DEBUG("dev_priv->gart_size %d\n", dev_priv->gart_size);
1595 DRM_DEBUG("dev_priv->gart_vm_start 0x%x\n", dev_priv->gart_vm_start);
1596 DRM_DEBUG("dev_priv->gart_buffers_offset 0x%lx\n",
1597 dev_priv->gart_buffers_offset);
1599 dev_priv->ring.start = (u32 *) dev_priv->cp_ring->handle;
1600 dev_priv->ring.end = ((u32 *) dev_priv->cp_ring->handle
1601 + init->ring_size / sizeof(u32));
1602 dev_priv->ring.size = init->ring_size;
1603 dev_priv->ring.size_l2qw = drm_order(init->ring_size / 8);
1605 dev_priv->ring.tail_mask = (dev_priv->ring.size / sizeof(u32)) - 1;
1607 dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
1610 if (dev_priv->flags & CHIP_IS_AGP) {
1611 /* Turn off PCI GART */
1612 radeon_set_pcigart(dev_priv, 0);
1616 /* if we have an offset set from userspace */
1617 if (dev_priv->pcigart_offset) {
1618 dev_priv->gart_info.bus_addr =
1619 dev_priv->pcigart_offset + dev_priv->fb_location;
1620 dev_priv->gart_info.mapping.offset =
1621 dev_priv->gart_info.bus_addr;
1622 dev_priv->gart_info.mapping.size =
1623 RADEON_PCIGART_TABLE_SIZE;
1625 drm_core_ioremap(&dev_priv->gart_info.mapping, dev);
1626 dev_priv->gart_info.addr =
1627 dev_priv->gart_info.mapping.handle;
1629 dev_priv->gart_info.is_pcie =
1630 !!(dev_priv->flags & CHIP_IS_PCIE);
1631 dev_priv->gart_info.gart_table_location =
1634 DRM_DEBUG("Setting phys_pci_gart to %p %08lX\n",
1635 dev_priv->gart_info.addr,
1636 dev_priv->pcigart_offset);
1638 dev_priv->gart_info.gart_table_location =
1640 dev_priv->gart_info.addr = NULL;
1641 dev_priv->gart_info.bus_addr = 0;
1642 if (dev_priv->flags & CHIP_IS_PCIE) {
1644 ("Cannot use PCI Express without GART in FB memory\n");
1645 radeon_do_cleanup_cp(dev);
1646 return DRM_ERR(EINVAL);
1650 if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) {
1651 DRM_ERROR("failed to init PCI GART!\n");
1652 radeon_do_cleanup_cp(dev);
1653 return DRM_ERR(ENOMEM);
1656 /* Turn on PCI GART */
1657 radeon_set_pcigart(dev_priv, 1);
1660 radeon_cp_load_microcode(dev_priv);
1661 radeon_cp_init_ring_buffer(dev, dev_priv);
1663 dev_priv->last_buf = 0;
1665 radeon_do_engine_reset(dev);
1666 radeon_test_writeback(dev_priv);
1671 static int radeon_do_cleanup_cp(drm_device_t * dev)
1673 drm_radeon_private_t *dev_priv = dev->dev_private;
1676 /* Make sure interrupts are disabled here because the uninstall ioctl
1677 * may not have been called from userspace and after dev_private
1678 * is freed, it's too late.
1680 if (dev->irq_enabled)
1681 drm_irq_uninstall(dev);
1684 if (dev_priv->flags & CHIP_IS_AGP) {
1685 if (dev_priv->cp_ring != NULL) {
1686 drm_core_ioremapfree(dev_priv->cp_ring, dev);
1687 dev_priv->cp_ring = NULL;
1689 if (dev_priv->ring_rptr != NULL) {
1690 drm_core_ioremapfree(dev_priv->ring_rptr, dev);
1691 dev_priv->ring_rptr = NULL;
1693 if (dev->agp_buffer_map != NULL) {
1694 drm_core_ioremapfree(dev->agp_buffer_map, dev);
1695 dev->agp_buffer_map = NULL;
1701 if (dev_priv->gart_info.bus_addr) {
1702 /* Turn off PCI GART */
1703 radeon_set_pcigart(dev_priv, 0);
1704 if (!drm_ati_pcigart_cleanup(dev, &dev_priv->gart_info))
1705 DRM_ERROR("failed to cleanup PCI GART!\n");
1708 if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB)
1710 drm_core_ioremapfree(&dev_priv->gart_info.mapping, dev);
1711 dev_priv->gart_info.addr = 0;
1714 /* only clear to the start of flags */
1715 memset(dev_priv, 0, offsetof(drm_radeon_private_t, flags));
1720 /* This code will reinit the Radeon CP hardware after a resume from disc.
1721 * AFAIK, it would be very difficult to pickle the state at suspend time, so
1722 * here we make sure that all Radeon hardware initialisation is re-done without
1723 * affecting running applications.
1725 * Charl P. Botha <http://cpbotha.net>
1727 static int radeon_do_resume_cp(drm_device_t * dev)
1729 drm_radeon_private_t *dev_priv = dev->dev_private;
1732 DRM_ERROR("Called with no initialization\n");
1733 return DRM_ERR(EINVAL);
1736 DRM_DEBUG("Starting radeon_do_resume_cp()\n");
1739 if (dev_priv->flags & CHIP_IS_AGP) {
1740 /* Turn off PCI GART */
1741 radeon_set_pcigart(dev_priv, 0);
1745 /* Turn on PCI GART */
1746 radeon_set_pcigart(dev_priv, 1);
1749 radeon_cp_load_microcode(dev_priv);
1750 radeon_cp_init_ring_buffer(dev, dev_priv);
1752 radeon_do_engine_reset(dev);
1754 DRM_DEBUG("radeon_do_resume_cp() complete\n");
1759 int radeon_cp_init(DRM_IOCTL_ARGS)
1762 drm_radeon_init_t init;
1764 LOCK_TEST_WITH_RETURN(dev, filp);
1766 DRM_COPY_FROM_USER_IOCTL(init, (drm_radeon_init_t __user *) data,
1769 if (init.func == RADEON_INIT_R300_CP)
1770 r300_init_reg_flags();
1772 switch (init.func) {
1773 case RADEON_INIT_CP:
1774 case RADEON_INIT_R200_CP:
1775 case RADEON_INIT_R300_CP:
1776 return radeon_do_init_cp(dev, &init);
1777 case RADEON_CLEANUP_CP:
1778 return radeon_do_cleanup_cp(dev);
1781 return DRM_ERR(EINVAL);
1784 int radeon_cp_start(DRM_IOCTL_ARGS)
1787 drm_radeon_private_t *dev_priv = dev->dev_private;
1790 LOCK_TEST_WITH_RETURN(dev, filp);
1792 if (dev_priv->cp_running) {
1793 DRM_DEBUG("%s while CP running\n", __FUNCTION__);
1796 if (dev_priv->cp_mode == RADEON_CSQ_PRIDIS_INDDIS) {
1797 DRM_DEBUG("%s called with bogus CP mode (%d)\n",
1798 __FUNCTION__, dev_priv->cp_mode);
1802 radeon_do_cp_start(dev_priv);
1807 /* Stop the CP. The engine must have been idled before calling this
1810 int radeon_cp_stop(DRM_IOCTL_ARGS)
1813 drm_radeon_private_t *dev_priv = dev->dev_private;
1814 drm_radeon_cp_stop_t stop;
1818 LOCK_TEST_WITH_RETURN(dev, filp);
1820 DRM_COPY_FROM_USER_IOCTL(stop, (drm_radeon_cp_stop_t __user *) data,
1823 if (!dev_priv->cp_running)
1826 /* Flush any pending CP commands. This ensures any outstanding
1827 * commands are exectuted by the engine before we turn it off.
1830 radeon_do_cp_flush(dev_priv);
1833 /* If we fail to make the engine go idle, we return an error
1834 * code so that the DRM ioctl wrapper can try again.
1837 ret = radeon_do_cp_idle(dev_priv);
1842 /* Finally, we can turn off the CP. If the engine isn't idle,
1843 * we will get some dropped triangles as they won't be fully
1844 * rendered before the CP is shut down.
1846 radeon_do_cp_stop(dev_priv);
1848 /* Reset the engine */
1849 radeon_do_engine_reset(dev);
1854 void radeon_do_release(drm_device_t * dev)
1856 drm_radeon_private_t *dev_priv = dev->dev_private;
1860 if (dev_priv->cp_running) {
1862 while ((ret = radeon_do_cp_idle(dev_priv)) != 0) {
1863 DRM_DEBUG("radeon_do_cp_idle %d\n", ret);
1867 #if defined(__FreeBSD__) && __FreeBSD_version > 500000
1868 msleep(&ret, &dev->dev_lock, PZERO, "rdnrel",
1871 tsleep(&ret, PZERO, "rdnrel", 1);
1875 radeon_do_cp_stop(dev_priv);
1876 radeon_do_engine_reset(dev);
1879 /* Disable *all* interrupts */
1880 if (dev_priv->mmio) /* remove this after permanent addmaps */
1881 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
1883 if (dev_priv->mmio) { /* remove all surfaces */
1884 for (i = 0; i < RADEON_MAX_SURFACES; i++) {
1885 RADEON_WRITE(RADEON_SURFACE0_INFO + 16 * i, 0);
1886 RADEON_WRITE(RADEON_SURFACE0_LOWER_BOUND +
1888 RADEON_WRITE(RADEON_SURFACE0_UPPER_BOUND +
1893 /* Free memory heap structures */
1894 radeon_mem_takedown(&(dev_priv->gart_heap));
1895 radeon_mem_takedown(&(dev_priv->fb_heap));
1897 /* deallocate kernel resources */
1898 radeon_do_cleanup_cp(dev);
1902 /* Just reset the CP ring. Called as part of an X Server engine reset.
1904 int radeon_cp_reset(DRM_IOCTL_ARGS)
1907 drm_radeon_private_t *dev_priv = dev->dev_private;
1910 LOCK_TEST_WITH_RETURN(dev, filp);
1913 DRM_DEBUG("%s called before init done\n", __FUNCTION__);
1914 return DRM_ERR(EINVAL);
1917 radeon_do_cp_reset(dev_priv);
1919 /* The CP is no longer running after an engine reset */
1920 dev_priv->cp_running = 0;
1925 int radeon_cp_idle(DRM_IOCTL_ARGS)
1928 drm_radeon_private_t *dev_priv = dev->dev_private;
1931 LOCK_TEST_WITH_RETURN(dev, filp);
1933 return radeon_do_cp_idle(dev_priv);
1936 /* Added by Charl P. Botha to call radeon_do_resume_cp().
1938 int radeon_cp_resume(DRM_IOCTL_ARGS)
1942 return radeon_do_resume_cp(dev);
1945 int radeon_engine_reset(DRM_IOCTL_ARGS)
1950 LOCK_TEST_WITH_RETURN(dev, filp);
1952 return radeon_do_engine_reset(dev);
1955 /* ================================================================
1959 /* KW: Deprecated to say the least:
1961 int radeon_fullscreen(DRM_IOCTL_ARGS)
1966 /* ================================================================
1967 * Freelist management
1970 /* Original comment: FIXME: ROTATE_BUFS is a hack to cycle through
1971 * bufs until freelist code is used. Note this hides a problem with
1972 * the scratch register * (used to keep track of last buffer
1973 * completed) being written to before * the last buffer has actually
1974 * completed rendering.
1976 * KW: It's also a good way to find free buffers quickly.
1978 * KW: Ideally this loop wouldn't exist, and freelist_get wouldn't
1979 * sleep. However, bugs in older versions of radeon_accel.c mean that
1980 * we essentially have to do this, else old clients will break.
1982 * However, it does leave open a potential deadlock where all the
1983 * buffers are held by other clients, which can't release them because
1984 * they can't get the lock.
1987 drm_buf_t *radeon_freelist_get(drm_device_t * dev)
1989 drm_device_dma_t *dma = dev->dma;
1990 drm_radeon_private_t *dev_priv = dev->dev_private;
1991 drm_radeon_buf_priv_t *buf_priv;
1996 if (++dev_priv->last_buf >= dma->buf_count)
1997 dev_priv->last_buf = 0;
1999 start = dev_priv->last_buf;
2001 for (t = 0; t < dev_priv->usec_timeout; t++) {
2002 u32 done_age = GET_SCRATCH(1);
2003 DRM_DEBUG("done_age = %d\n", done_age);
2004 for (i = start; i < dma->buf_count; i++) {
2005 buf = dma->buflist[i];
2006 buf_priv = buf->dev_private;
2007 if (buf->filp == 0 || (buf->pending &&
2008 buf_priv->age <= done_age)) {
2009 dev_priv->stats.requested_bufs++;
2018 dev_priv->stats.freelist_loops++;
2022 DRM_DEBUG("returning NULL!\n");
2027 drm_buf_t *radeon_freelist_get(drm_device_t * dev)
2029 drm_device_dma_t *dma = dev->dma;
2030 drm_radeon_private_t *dev_priv = dev->dev_private;
2031 drm_radeon_buf_priv_t *buf_priv;
2035 u32 done_age = DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1));
2037 if (++dev_priv->last_buf >= dma->buf_count)
2038 dev_priv->last_buf = 0;
2040 start = dev_priv->last_buf;
2041 dev_priv->stats.freelist_loops++;
2043 for (t = 0; t < 2; t++) {
2044 for (i = start; i < dma->buf_count; i++) {
2045 buf = dma->buflist[i];
2046 buf_priv = buf->dev_private;
2047 if (buf->filp == 0 || (buf->pending &&
2048 buf_priv->age <= done_age)) {
2049 dev_priv->stats.requested_bufs++;
2061 void radeon_freelist_reset(drm_device_t * dev)
2063 drm_device_dma_t *dma = dev->dma;
2064 drm_radeon_private_t *dev_priv = dev->dev_private;
2067 dev_priv->last_buf = 0;
2068 for (i = 0; i < dma->buf_count; i++) {
2069 drm_buf_t *buf = dma->buflist[i];
2070 drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
2075 /* ================================================================
2076 * CP command submission
2079 int radeon_wait_ring(drm_radeon_private_t * dev_priv, int n)
2081 drm_radeon_ring_buffer_t *ring = &dev_priv->ring;
2083 u32 last_head = GET_RING_HEAD(dev_priv);
2085 for (i = 0; i < dev_priv->usec_timeout; i++) {
2086 u32 head = GET_RING_HEAD(dev_priv);
2088 ring->space = (head - ring->tail) * sizeof(u32);
2089 if (ring->space <= 0)
2090 ring->space += ring->size;
2091 if (ring->space > n)
2094 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
2096 if (head != last_head)
2103 /* FIXME: This return value is ignored in the BEGIN_RING macro! */
2104 #if RADEON_FIFO_DEBUG
2105 radeon_status(dev_priv);
2106 DRM_ERROR("failed!\n");
2108 return DRM_ERR(EBUSY);
2111 static int radeon_cp_get_buffers(DRMFILE filp, drm_device_t * dev,
2117 for (i = d->granted_count; i < d->request_count; i++) {
2118 buf = radeon_freelist_get(dev);
2120 return DRM_ERR(EBUSY); /* NOTE: broken client */
2124 if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx,
2126 return DRM_ERR(EFAULT);
2127 if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total,
2128 sizeof(buf->total)))
2129 return DRM_ERR(EFAULT);
2136 int radeon_cp_buffers(DRM_IOCTL_ARGS)
2139 drm_device_dma_t *dma = dev->dma;
2141 drm_dma_t __user *argp = (void __user *)data;
2144 LOCK_TEST_WITH_RETURN(dev, filp);
2146 DRM_COPY_FROM_USER_IOCTL(d, argp, sizeof(d));
2148 /* Please don't send us buffers.
2150 if (d.send_count != 0) {
2151 DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n",
2152 DRM_CURRENTPID, d.send_count);
2153 return DRM_ERR(EINVAL);
2156 /* We'll send you buffers.
2158 if (d.request_count < 0 || d.request_count > dma->buf_count) {
2159 DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n",
2160 DRM_CURRENTPID, d.request_count, dma->buf_count);
2161 return DRM_ERR(EINVAL);
2164 d.granted_count = 0;
2166 if (d.request_count) {
2167 ret = radeon_cp_get_buffers(filp, dev, &d);
2170 DRM_COPY_TO_USER_IOCTL(argp, d, sizeof(d));
2175 int radeon_driver_load(struct drm_device *dev, unsigned long flags)
2177 drm_radeon_private_t *dev_priv;
2180 dev_priv = drm_alloc(sizeof(drm_radeon_private_t), DRM_MEM_DRIVER);
2181 if (dev_priv == NULL)
2182 return DRM_ERR(ENOMEM);
2184 memset(dev_priv, 0, sizeof(drm_radeon_private_t));
2185 dev->dev_private = (void *)dev_priv;
2186 dev_priv->flags = flags;
2188 switch (flags & CHIP_FAMILY_MASK) {
2196 dev_priv->flags |= CHIP_HAS_HIERZ;
2199 /* all other chips have no hierarchical z buffer */
2203 if (drm_device_is_agp(dev))
2204 dev_priv->flags |= CHIP_IS_AGP;
2206 if (drm_device_is_pcie(dev))
2207 dev_priv->flags |= CHIP_IS_PCIE;
2209 DRM_DEBUG("%s card detected\n",
2210 ((dev_priv->flags & CHIP_IS_AGP) ? "AGP" : (((dev_priv->flags & CHIP_IS_PCIE) ? "PCIE" : "PCI"))));
2214 /* Create mappings for registers and framebuffer so userland doesn't necessarily
2215 * have to find them.
2217 int radeon_driver_firstopen(struct drm_device *dev)
2220 drm_local_map_t *map;
2221 drm_radeon_private_t *dev_priv = dev->dev_private;
2223 ret = drm_addmap(dev, drm_get_resource_start(dev, 2),
2224 drm_get_resource_len(dev, 2), _DRM_REGISTERS,
2225 _DRM_READ_ONLY, &dev_priv->mmio);
2229 ret = drm_addmap(dev, drm_get_resource_start(dev, 0),
2230 drm_get_resource_len(dev, 0), _DRM_FRAME_BUFFER,
2231 _DRM_WRITE_COMBINING, &map);
2238 int radeon_driver_unload(struct drm_device *dev)
2240 drm_radeon_private_t *dev_priv = dev->dev_private;
2243 drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER);
2245 dev->dev_private = NULL;