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771fe6b9 JG |
1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | * Author: Stanislaw Skowronek | |
23 | */ | |
24 | ||
25 | #include <linux/module.h> | |
26 | #include <linux/sched.h> | |
5a0e3ad6 | 27 | #include <linux/slab.h> |
ce36f00d | 28 | #include <asm/unaligned.h> |
771fe6b9 JG |
29 | |
30 | #define ATOM_DEBUG | |
31 | ||
32 | #include "atom.h" | |
33 | #include "atom-names.h" | |
34 | #include "atom-bits.h" | |
71e16bfb | 35 | #include "radeon.h" |
771fe6b9 JG |
36 | |
37 | #define ATOM_COND_ABOVE 0 | |
38 | #define ATOM_COND_ABOVEOREQUAL 1 | |
39 | #define ATOM_COND_ALWAYS 2 | |
40 | #define ATOM_COND_BELOW 3 | |
41 | #define ATOM_COND_BELOWOREQUAL 4 | |
42 | #define ATOM_COND_EQUAL 5 | |
43 | #define ATOM_COND_NOTEQUAL 6 | |
44 | ||
45 | #define ATOM_PORT_ATI 0 | |
46 | #define ATOM_PORT_PCI 1 | |
47 | #define ATOM_PORT_SYSIO 2 | |
48 | ||
49 | #define ATOM_UNIT_MICROSEC 0 | |
50 | #define ATOM_UNIT_MILLISEC 1 | |
51 | ||
52 | #define PLL_INDEX 2 | |
53 | #define PLL_DATA 3 | |
54 | ||
55 | typedef struct { | |
56 | struct atom_context *ctx; | |
771fe6b9 JG |
57 | uint32_t *ps, *ws; |
58 | int ps_shift; | |
59 | uint16_t start; | |
c21b0fe6 JG |
60 | unsigned last_jump; |
61 | unsigned long last_jump_jiffies; | |
62 | bool abort; | |
771fe6b9 JG |
63 | } atom_exec_context; |
64 | ||
65 | int atom_debug = 0; | |
c21b0fe6 JG |
66 | static int atom_execute_table_locked(struct atom_context *ctx, int index, uint32_t * params); |
67 | int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params); | |
771fe6b9 | 68 | |
3cf8bb1a JG |
69 | static uint32_t atom_arg_mask[8] = { |
70 | 0xFFFFFFFF, 0x0000FFFF, 0x00FFFF00, 0xFFFF0000, | |
71 | 0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000 | |
72 | }; | |
771fe6b9 JG |
73 | static int atom_arg_shift[8] = { 0, 0, 8, 16, 0, 8, 16, 24 }; |
74 | ||
75 | static int atom_dst_to_src[8][4] = { | |
76 | /* translate destination alignment field to the source alignment encoding */ | |
77 | {0, 0, 0, 0}, | |
78 | {1, 2, 3, 0}, | |
79 | {1, 2, 3, 0}, | |
80 | {1, 2, 3, 0}, | |
81 | {4, 5, 6, 7}, | |
82 | {4, 5, 6, 7}, | |
83 | {4, 5, 6, 7}, | |
84 | {4, 5, 6, 7}, | |
85 | }; | |
86 | static int atom_def_dst[8] = { 0, 0, 1, 2, 0, 1, 2, 3 }; | |
87 | ||
88 | static int debug_depth = 0; | |
89 | #ifdef ATOM_DEBUG | |
90 | static void debug_print_spaces(int n) | |
91 | { | |
92 | while (n--) | |
93 | printk(" "); | |
94 | } | |
95 | ||
96 | #define DEBUG(...) do if (atom_debug) { printk(KERN_DEBUG __VA_ARGS__); } while (0) | |
97 | #define SDEBUG(...) do if (atom_debug) { printk(KERN_DEBUG); debug_print_spaces(debug_depth); printk(__VA_ARGS__); } while (0) | |
98 | #else | |
99 | #define DEBUG(...) do { } while (0) | |
100 | #define SDEBUG(...) do { } while (0) | |
101 | #endif | |
102 | ||
103 | static uint32_t atom_iio_execute(struct atom_context *ctx, int base, | |
104 | uint32_t index, uint32_t data) | |
105 | { | |
71e16bfb | 106 | struct radeon_device *rdev = ctx->card->dev->dev_private; |
771fe6b9 | 107 | uint32_t temp = 0xCDCDCDCD; |
71e16bfb | 108 | |
771fe6b9 JG |
109 | while (1) |
110 | switch (CU8(base)) { | |
111 | case ATOM_IIO_NOP: | |
112 | base++; | |
113 | break; | |
114 | case ATOM_IIO_READ: | |
351a52a2 | 115 | temp = ctx->card->ioreg_read(ctx->card, CU16(base + 1)); |
771fe6b9 JG |
116 | base += 3; |
117 | break; | |
118 | case ATOM_IIO_WRITE: | |
71e16bfb AD |
119 | if (rdev->family == CHIP_RV515) |
120 | (void)ctx->card->ioreg_read(ctx->card, CU16(base + 1)); | |
351a52a2 | 121 | ctx->card->ioreg_write(ctx->card, CU16(base + 1), temp); |
771fe6b9 JG |
122 | base += 3; |
123 | break; | |
124 | case ATOM_IIO_CLEAR: | |
125 | temp &= | |
126 | ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << | |
127 | CU8(base + 2)); | |
128 | base += 3; | |
129 | break; | |
130 | case ATOM_IIO_SET: | |
131 | temp |= | |
132 | (0xFFFFFFFF >> (32 - CU8(base + 1))) << CU8(base + | |
133 | 2); | |
134 | base += 3; | |
135 | break; | |
136 | case ATOM_IIO_MOVE_INDEX: | |
137 | temp &= | |
138 | ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << | |
8e461123 | 139 | CU8(base + 3)); |
771fe6b9 JG |
140 | temp |= |
141 | ((index >> CU8(base + 2)) & | |
142 | (0xFFFFFFFF >> (32 - CU8(base + 1)))) << CU8(base + | |
143 | 3); | |
144 | base += 4; | |
145 | break; | |
146 | case ATOM_IIO_MOVE_DATA: | |
147 | temp &= | |
148 | ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << | |
8e461123 | 149 | CU8(base + 3)); |
771fe6b9 JG |
150 | temp |= |
151 | ((data >> CU8(base + 2)) & | |
152 | (0xFFFFFFFF >> (32 - CU8(base + 1)))) << CU8(base + | |
153 | 3); | |
154 | base += 4; | |
155 | break; | |
156 | case ATOM_IIO_MOVE_ATTR: | |
157 | temp &= | |
158 | ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << | |
8e461123 | 159 | CU8(base + 3)); |
771fe6b9 JG |
160 | temp |= |
161 | ((ctx-> | |
162 | io_attr >> CU8(base + 2)) & (0xFFFFFFFF >> (32 - | |
163 | CU8 | |
164 | (base | |
165 | + | |
166 | 1)))) | |
167 | << CU8(base + 3); | |
168 | base += 4; | |
169 | break; | |
170 | case ATOM_IIO_END: | |
171 | return temp; | |
172 | default: | |
173 | printk(KERN_INFO "Unknown IIO opcode.\n"); | |
174 | return 0; | |
175 | } | |
176 | } | |
177 | ||
178 | static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr, | |
179 | int *ptr, uint32_t *saved, int print) | |
180 | { | |
181 | uint32_t idx, val = 0xCDCDCDCD, align, arg; | |
182 | struct atom_context *gctx = ctx->ctx; | |
183 | arg = attr & 7; | |
184 | align = (attr >> 3) & 7; | |
185 | switch (arg) { | |
186 | case ATOM_ARG_REG: | |
187 | idx = U16(*ptr); | |
188 | (*ptr) += 2; | |
189 | if (print) | |
190 | DEBUG("REG[0x%04X]", idx); | |
191 | idx += gctx->reg_block; | |
192 | switch (gctx->io_mode) { | |
193 | case ATOM_IO_MM: | |
194 | val = gctx->card->reg_read(gctx->card, idx); | |
195 | break; | |
196 | case ATOM_IO_PCI: | |
197 | printk(KERN_INFO | |
198 | "PCI registers are not implemented.\n"); | |
199 | return 0; | |
200 | case ATOM_IO_SYSIO: | |
201 | printk(KERN_INFO | |
202 | "SYSIO registers are not implemented.\n"); | |
203 | return 0; | |
204 | default: | |
205 | if (!(gctx->io_mode & 0x80)) { | |
206 | printk(KERN_INFO "Bad IO mode.\n"); | |
207 | return 0; | |
208 | } | |
209 | if (!gctx->iio[gctx->io_mode & 0x7F]) { | |
210 | printk(KERN_INFO | |
211 | "Undefined indirect IO read method %d.\n", | |
212 | gctx->io_mode & 0x7F); | |
213 | return 0; | |
214 | } | |
215 | val = | |
216 | atom_iio_execute(gctx, | |
217 | gctx->iio[gctx->io_mode & 0x7F], | |
218 | idx, 0); | |
219 | } | |
220 | break; | |
221 | case ATOM_ARG_PS: | |
222 | idx = U8(*ptr); | |
223 | (*ptr)++; | |
ce36f00d MT |
224 | /* get_unaligned_le32 avoids unaligned accesses from atombios |
225 | * tables, noticed on a DEC Alpha. */ | |
226 | val = get_unaligned_le32((u32 *)&ctx->ps[idx]); | |
771fe6b9 JG |
227 | if (print) |
228 | DEBUG("PS[0x%02X,0x%04X]", idx, val); | |
229 | break; | |
230 | case ATOM_ARG_WS: | |
231 | idx = U8(*ptr); | |
232 | (*ptr)++; | |
233 | if (print) | |
234 | DEBUG("WS[0x%02X]", idx); | |
235 | switch (idx) { | |
236 | case ATOM_WS_QUOTIENT: | |
237 | val = gctx->divmul[0]; | |
238 | break; | |
239 | case ATOM_WS_REMAINDER: | |
240 | val = gctx->divmul[1]; | |
241 | break; | |
242 | case ATOM_WS_DATAPTR: | |
243 | val = gctx->data_block; | |
244 | break; | |
245 | case ATOM_WS_SHIFT: | |
246 | val = gctx->shift; | |
247 | break; | |
248 | case ATOM_WS_OR_MASK: | |
249 | val = 1 << gctx->shift; | |
250 | break; | |
251 | case ATOM_WS_AND_MASK: | |
252 | val = ~(1 << gctx->shift); | |
253 | break; | |
254 | case ATOM_WS_FB_WINDOW: | |
255 | val = gctx->fb_base; | |
256 | break; | |
257 | case ATOM_WS_ATTRIBUTES: | |
258 | val = gctx->io_attr; | |
259 | break; | |
e2f8e870 AD |
260 | case ATOM_WS_REGPTR: |
261 | val = gctx->reg_block; | |
262 | break; | |
771fe6b9 JG |
263 | default: |
264 | val = ctx->ws[idx]; | |
265 | } | |
266 | break; | |
267 | case ATOM_ARG_ID: | |
268 | idx = U16(*ptr); | |
269 | (*ptr) += 2; | |
270 | if (print) { | |
271 | if (gctx->data_block) | |
272 | DEBUG("ID[0x%04X+%04X]", idx, gctx->data_block); | |
273 | else | |
274 | DEBUG("ID[0x%04X]", idx); | |
275 | } | |
276 | val = U32(idx + gctx->data_block); | |
277 | break; | |
278 | case ATOM_ARG_FB: | |
279 | idx = U8(*ptr); | |
280 | (*ptr)++; | |
5a6e8482 AD |
281 | if ((gctx->fb_base + (idx * 4)) > gctx->scratch_size_bytes) { |
282 | DRM_ERROR("ATOM: fb read beyond scratch region: %d vs. %d\n", | |
283 | gctx->fb_base + (idx * 4), gctx->scratch_size_bytes); | |
284 | val = 0; | |
285 | } else | |
286 | val = gctx->scratch[(gctx->fb_base / 4) + idx]; | |
771fe6b9 JG |
287 | if (print) |
288 | DEBUG("FB[0x%02X]", idx); | |
d904ef9b | 289 | break; |
771fe6b9 JG |
290 | case ATOM_ARG_IMM: |
291 | switch (align) { | |
292 | case ATOM_SRC_DWORD: | |
293 | val = U32(*ptr); | |
294 | (*ptr) += 4; | |
295 | if (print) | |
296 | DEBUG("IMM 0x%08X\n", val); | |
297 | return val; | |
298 | case ATOM_SRC_WORD0: | |
299 | case ATOM_SRC_WORD8: | |
300 | case ATOM_SRC_WORD16: | |
301 | val = U16(*ptr); | |
302 | (*ptr) += 2; | |
303 | if (print) | |
304 | DEBUG("IMM 0x%04X\n", val); | |
305 | return val; | |
306 | case ATOM_SRC_BYTE0: | |
307 | case ATOM_SRC_BYTE8: | |
308 | case ATOM_SRC_BYTE16: | |
309 | case ATOM_SRC_BYTE24: | |
310 | val = U8(*ptr); | |
311 | (*ptr)++; | |
312 | if (print) | |
313 | DEBUG("IMM 0x%02X\n", val); | |
314 | return val; | |
315 | } | |
316 | return 0; | |
317 | case ATOM_ARG_PLL: | |
318 | idx = U8(*ptr); | |
319 | (*ptr)++; | |
320 | if (print) | |
321 | DEBUG("PLL[0x%02X]", idx); | |
322 | val = gctx->card->pll_read(gctx->card, idx); | |
323 | break; | |
324 | case ATOM_ARG_MC: | |
325 | idx = U8(*ptr); | |
326 | (*ptr)++; | |
327 | if (print) | |
328 | DEBUG("MC[0x%02X]", idx); | |
329 | val = gctx->card->mc_read(gctx->card, idx); | |
330 | break; | |
331 | } | |
332 | if (saved) | |
333 | *saved = val; | |
334 | val &= atom_arg_mask[align]; | |
335 | val >>= atom_arg_shift[align]; | |
336 | if (print) | |
337 | switch (align) { | |
338 | case ATOM_SRC_DWORD: | |
339 | DEBUG(".[31:0] -> 0x%08X\n", val); | |
340 | break; | |
341 | case ATOM_SRC_WORD0: | |
342 | DEBUG(".[15:0] -> 0x%04X\n", val); | |
343 | break; | |
344 | case ATOM_SRC_WORD8: | |
345 | DEBUG(".[23:8] -> 0x%04X\n", val); | |
346 | break; | |
347 | case ATOM_SRC_WORD16: | |
348 | DEBUG(".[31:16] -> 0x%04X\n", val); | |
349 | break; | |
350 | case ATOM_SRC_BYTE0: | |
351 | DEBUG(".[7:0] -> 0x%02X\n", val); | |
352 | break; | |
353 | case ATOM_SRC_BYTE8: | |
354 | DEBUG(".[15:8] -> 0x%02X\n", val); | |
355 | break; | |
356 | case ATOM_SRC_BYTE16: | |
357 | DEBUG(".[23:16] -> 0x%02X\n", val); | |
358 | break; | |
359 | case ATOM_SRC_BYTE24: | |
360 | DEBUG(".[31:24] -> 0x%02X\n", val); | |
361 | break; | |
362 | } | |
363 | return val; | |
364 | } | |
365 | ||
366 | static void atom_skip_src_int(atom_exec_context *ctx, uint8_t attr, int *ptr) | |
367 | { | |
368 | uint32_t align = (attr >> 3) & 7, arg = attr & 7; | |
369 | switch (arg) { | |
370 | case ATOM_ARG_REG: | |
371 | case ATOM_ARG_ID: | |
372 | (*ptr) += 2; | |
373 | break; | |
374 | case ATOM_ARG_PLL: | |
375 | case ATOM_ARG_MC: | |
376 | case ATOM_ARG_PS: | |
377 | case ATOM_ARG_WS: | |
378 | case ATOM_ARG_FB: | |
379 | (*ptr)++; | |
380 | break; | |
381 | case ATOM_ARG_IMM: | |
382 | switch (align) { | |
383 | case ATOM_SRC_DWORD: | |
384 | (*ptr) += 4; | |
385 | return; | |
386 | case ATOM_SRC_WORD0: | |
387 | case ATOM_SRC_WORD8: | |
388 | case ATOM_SRC_WORD16: | |
389 | (*ptr) += 2; | |
390 | return; | |
391 | case ATOM_SRC_BYTE0: | |
392 | case ATOM_SRC_BYTE8: | |
393 | case ATOM_SRC_BYTE16: | |
394 | case ATOM_SRC_BYTE24: | |
395 | (*ptr)++; | |
396 | return; | |
397 | } | |
398 | return; | |
399 | } | |
400 | } | |
401 | ||
402 | static uint32_t atom_get_src(atom_exec_context *ctx, uint8_t attr, int *ptr) | |
403 | { | |
404 | return atom_get_src_int(ctx, attr, ptr, NULL, 1); | |
405 | } | |
406 | ||
9f53e793 AD |
407 | static uint32_t atom_get_src_direct(atom_exec_context *ctx, uint8_t align, int *ptr) |
408 | { | |
409 | uint32_t val = 0xCDCDCDCD; | |
410 | ||
411 | switch (align) { | |
412 | case ATOM_SRC_DWORD: | |
413 | val = U32(*ptr); | |
414 | (*ptr) += 4; | |
415 | break; | |
416 | case ATOM_SRC_WORD0: | |
417 | case ATOM_SRC_WORD8: | |
418 | case ATOM_SRC_WORD16: | |
419 | val = U16(*ptr); | |
420 | (*ptr) += 2; | |
421 | break; | |
422 | case ATOM_SRC_BYTE0: | |
423 | case ATOM_SRC_BYTE8: | |
424 | case ATOM_SRC_BYTE16: | |
425 | case ATOM_SRC_BYTE24: | |
426 | val = U8(*ptr); | |
427 | (*ptr)++; | |
428 | break; | |
429 | } | |
430 | return val; | |
431 | } | |
432 | ||
771fe6b9 JG |
433 | static uint32_t atom_get_dst(atom_exec_context *ctx, int arg, uint8_t attr, |
434 | int *ptr, uint32_t *saved, int print) | |
435 | { | |
436 | return atom_get_src_int(ctx, | |
437 | arg | atom_dst_to_src[(attr >> 3) & | |
438 | 7][(attr >> 6) & 3] << 3, | |
439 | ptr, saved, print); | |
440 | } | |
441 | ||
442 | static void atom_skip_dst(atom_exec_context *ctx, int arg, uint8_t attr, int *ptr) | |
443 | { | |
444 | atom_skip_src_int(ctx, | |
445 | arg | atom_dst_to_src[(attr >> 3) & 7][(attr >> 6) & | |
446 | 3] << 3, ptr); | |
447 | } | |
448 | ||
449 | static void atom_put_dst(atom_exec_context *ctx, int arg, uint8_t attr, | |
450 | int *ptr, uint32_t val, uint32_t saved) | |
451 | { | |
452 | uint32_t align = | |
453 | atom_dst_to_src[(attr >> 3) & 7][(attr >> 6) & 3], old_val = | |
454 | val, idx; | |
455 | struct atom_context *gctx = ctx->ctx; | |
456 | old_val &= atom_arg_mask[align] >> atom_arg_shift[align]; | |
457 | val <<= atom_arg_shift[align]; | |
458 | val &= atom_arg_mask[align]; | |
459 | saved &= ~atom_arg_mask[align]; | |
460 | val |= saved; | |
461 | switch (arg) { | |
462 | case ATOM_ARG_REG: | |
463 | idx = U16(*ptr); | |
464 | (*ptr) += 2; | |
465 | DEBUG("REG[0x%04X]", idx); | |
466 | idx += gctx->reg_block; | |
467 | switch (gctx->io_mode) { | |
468 | case ATOM_IO_MM: | |
469 | if (idx == 0) | |
470 | gctx->card->reg_write(gctx->card, idx, | |
471 | val << 2); | |
472 | else | |
473 | gctx->card->reg_write(gctx->card, idx, val); | |
474 | break; | |
475 | case ATOM_IO_PCI: | |
476 | printk(KERN_INFO | |
477 | "PCI registers are not implemented.\n"); | |
478 | return; | |
479 | case ATOM_IO_SYSIO: | |
480 | printk(KERN_INFO | |
481 | "SYSIO registers are not implemented.\n"); | |
482 | return; | |
483 | default: | |
484 | if (!(gctx->io_mode & 0x80)) { | |
485 | printk(KERN_INFO "Bad IO mode.\n"); | |
486 | return; | |
487 | } | |
488 | if (!gctx->iio[gctx->io_mode & 0xFF]) { | |
489 | printk(KERN_INFO | |
490 | "Undefined indirect IO write method %d.\n", | |
491 | gctx->io_mode & 0x7F); | |
492 | return; | |
493 | } | |
494 | atom_iio_execute(gctx, gctx->iio[gctx->io_mode & 0xFF], | |
495 | idx, val); | |
496 | } | |
497 | break; | |
498 | case ATOM_ARG_PS: | |
499 | idx = U8(*ptr); | |
500 | (*ptr)++; | |
501 | DEBUG("PS[0x%02X]", idx); | |
502 | ctx->ps[idx] = cpu_to_le32(val); | |
503 | break; | |
504 | case ATOM_ARG_WS: | |
505 | idx = U8(*ptr); | |
506 | (*ptr)++; | |
507 | DEBUG("WS[0x%02X]", idx); | |
508 | switch (idx) { | |
509 | case ATOM_WS_QUOTIENT: | |
510 | gctx->divmul[0] = val; | |
511 | break; | |
512 | case ATOM_WS_REMAINDER: | |
513 | gctx->divmul[1] = val; | |
514 | break; | |
515 | case ATOM_WS_DATAPTR: | |
516 | gctx->data_block = val; | |
517 | break; | |
518 | case ATOM_WS_SHIFT: | |
519 | gctx->shift = val; | |
520 | break; | |
521 | case ATOM_WS_OR_MASK: | |
522 | case ATOM_WS_AND_MASK: | |
523 | break; | |
524 | case ATOM_WS_FB_WINDOW: | |
525 | gctx->fb_base = val; | |
526 | break; | |
527 | case ATOM_WS_ATTRIBUTES: | |
528 | gctx->io_attr = val; | |
529 | break; | |
e2f8e870 AD |
530 | case ATOM_WS_REGPTR: |
531 | gctx->reg_block = val; | |
532 | break; | |
771fe6b9 JG |
533 | default: |
534 | ctx->ws[idx] = val; | |
535 | } | |
536 | break; | |
537 | case ATOM_ARG_FB: | |
538 | idx = U8(*ptr); | |
539 | (*ptr)++; | |
5a6e8482 AD |
540 | if ((gctx->fb_base + (idx * 4)) > gctx->scratch_size_bytes) { |
541 | DRM_ERROR("ATOM: fb write beyond scratch region: %d vs. %d\n", | |
542 | gctx->fb_base + (idx * 4), gctx->scratch_size_bytes); | |
543 | } else | |
544 | gctx->scratch[(gctx->fb_base / 4) + idx] = val; | |
771fe6b9 | 545 | DEBUG("FB[0x%02X]", idx); |
d904ef9b | 546 | break; |
771fe6b9 JG |
547 | case ATOM_ARG_PLL: |
548 | idx = U8(*ptr); | |
549 | (*ptr)++; | |
550 | DEBUG("PLL[0x%02X]", idx); | |
551 | gctx->card->pll_write(gctx->card, idx, val); | |
552 | break; | |
553 | case ATOM_ARG_MC: | |
554 | idx = U8(*ptr); | |
555 | (*ptr)++; | |
556 | DEBUG("MC[0x%02X]", idx); | |
557 | gctx->card->mc_write(gctx->card, idx, val); | |
558 | return; | |
559 | } | |
560 | switch (align) { | |
561 | case ATOM_SRC_DWORD: | |
562 | DEBUG(".[31:0] <- 0x%08X\n", old_val); | |
563 | break; | |
564 | case ATOM_SRC_WORD0: | |
565 | DEBUG(".[15:0] <- 0x%04X\n", old_val); | |
566 | break; | |
567 | case ATOM_SRC_WORD8: | |
568 | DEBUG(".[23:8] <- 0x%04X\n", old_val); | |
569 | break; | |
570 | case ATOM_SRC_WORD16: | |
571 | DEBUG(".[31:16] <- 0x%04X\n", old_val); | |
572 | break; | |
573 | case ATOM_SRC_BYTE0: | |
574 | DEBUG(".[7:0] <- 0x%02X\n", old_val); | |
575 | break; | |
576 | case ATOM_SRC_BYTE8: | |
577 | DEBUG(".[15:8] <- 0x%02X\n", old_val); | |
578 | break; | |
579 | case ATOM_SRC_BYTE16: | |
580 | DEBUG(".[23:16] <- 0x%02X\n", old_val); | |
581 | break; | |
582 | case ATOM_SRC_BYTE24: | |
583 | DEBUG(".[31:24] <- 0x%02X\n", old_val); | |
584 | break; | |
585 | } | |
586 | } | |
587 | ||
588 | static void atom_op_add(atom_exec_context *ctx, int *ptr, int arg) | |
589 | { | |
590 | uint8_t attr = U8((*ptr)++); | |
591 | uint32_t dst, src, saved; | |
592 | int dptr = *ptr; | |
593 | SDEBUG(" dst: "); | |
594 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
595 | SDEBUG(" src: "); | |
596 | src = atom_get_src(ctx, attr, ptr); | |
597 | dst += src; | |
598 | SDEBUG(" dst: "); | |
599 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
600 | } | |
601 | ||
602 | static void atom_op_and(atom_exec_context *ctx, int *ptr, int arg) | |
603 | { | |
604 | uint8_t attr = U8((*ptr)++); | |
605 | uint32_t dst, src, saved; | |
606 | int dptr = *ptr; | |
607 | SDEBUG(" dst: "); | |
608 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
609 | SDEBUG(" src: "); | |
610 | src = atom_get_src(ctx, attr, ptr); | |
611 | dst &= src; | |
612 | SDEBUG(" dst: "); | |
613 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
614 | } | |
615 | ||
616 | static void atom_op_beep(atom_exec_context *ctx, int *ptr, int arg) | |
617 | { | |
618 | printk("ATOM BIOS beeped!\n"); | |
619 | } | |
620 | ||
621 | static void atom_op_calltable(atom_exec_context *ctx, int *ptr, int arg) | |
622 | { | |
623 | int idx = U8((*ptr)++); | |
c21b0fe6 JG |
624 | int r = 0; |
625 | ||
771fe6b9 JG |
626 | if (idx < ATOM_TABLE_NAMES_CNT) |
627 | SDEBUG(" table: %d (%s)\n", idx, atom_table_names[idx]); | |
628 | else | |
629 | SDEBUG(" table: %d\n", idx); | |
630 | if (U16(ctx->ctx->cmd_table + 4 + 2 * idx)) | |
c21b0fe6 JG |
631 | r = atom_execute_table_locked(ctx->ctx, idx, ctx->ps + ctx->ps_shift); |
632 | if (r) { | |
633 | ctx->abort = true; | |
634 | } | |
771fe6b9 JG |
635 | } |
636 | ||
637 | static void atom_op_clear(atom_exec_context *ctx, int *ptr, int arg) | |
638 | { | |
639 | uint8_t attr = U8((*ptr)++); | |
640 | uint32_t saved; | |
641 | int dptr = *ptr; | |
642 | attr &= 0x38; | |
643 | attr |= atom_def_dst[attr >> 3] << 6; | |
644 | atom_get_dst(ctx, arg, attr, ptr, &saved, 0); | |
645 | SDEBUG(" dst: "); | |
646 | atom_put_dst(ctx, arg, attr, &dptr, 0, saved); | |
647 | } | |
648 | ||
649 | static void atom_op_compare(atom_exec_context *ctx, int *ptr, int arg) | |
650 | { | |
651 | uint8_t attr = U8((*ptr)++); | |
652 | uint32_t dst, src; | |
653 | SDEBUG(" src1: "); | |
654 | dst = atom_get_dst(ctx, arg, attr, ptr, NULL, 1); | |
655 | SDEBUG(" src2: "); | |
656 | src = atom_get_src(ctx, attr, ptr); | |
657 | ctx->ctx->cs_equal = (dst == src); | |
658 | ctx->ctx->cs_above = (dst > src); | |
659 | SDEBUG(" result: %s %s\n", ctx->ctx->cs_equal ? "EQ" : "NE", | |
660 | ctx->ctx->cs_above ? "GT" : "LE"); | |
661 | } | |
662 | ||
663 | static void atom_op_delay(atom_exec_context *ctx, int *ptr, int arg) | |
664 | { | |
2ec8a5fe | 665 | unsigned count = U8((*ptr)++); |
771fe6b9 JG |
666 | SDEBUG(" count: %d\n", count); |
667 | if (arg == ATOM_UNIT_MICROSEC) | |
01d45039 | 668 | udelay(count); |
cc1f7194 DA |
669 | else if (!drm_can_sleep()) |
670 | mdelay(count); | |
771fe6b9 | 671 | else |
2ec8a5fe | 672 | msleep(count); |
771fe6b9 JG |
673 | } |
674 | ||
675 | static void atom_op_div(atom_exec_context *ctx, int *ptr, int arg) | |
676 | { | |
677 | uint8_t attr = U8((*ptr)++); | |
678 | uint32_t dst, src; | |
679 | SDEBUG(" src1: "); | |
680 | dst = atom_get_dst(ctx, arg, attr, ptr, NULL, 1); | |
681 | SDEBUG(" src2: "); | |
682 | src = atom_get_src(ctx, attr, ptr); | |
683 | if (src != 0) { | |
684 | ctx->ctx->divmul[0] = dst / src; | |
685 | ctx->ctx->divmul[1] = dst % src; | |
686 | } else { | |
687 | ctx->ctx->divmul[0] = 0; | |
688 | ctx->ctx->divmul[1] = 0; | |
689 | } | |
690 | } | |
691 | ||
692 | static void atom_op_eot(atom_exec_context *ctx, int *ptr, int arg) | |
693 | { | |
694 | /* functionally, a nop */ | |
695 | } | |
696 | ||
697 | static void atom_op_jump(atom_exec_context *ctx, int *ptr, int arg) | |
698 | { | |
699 | int execute = 0, target = U16(*ptr); | |
c21b0fe6 JG |
700 | unsigned long cjiffies; |
701 | ||
771fe6b9 JG |
702 | (*ptr) += 2; |
703 | switch (arg) { | |
704 | case ATOM_COND_ABOVE: | |
705 | execute = ctx->ctx->cs_above; | |
706 | break; | |
707 | case ATOM_COND_ABOVEOREQUAL: | |
708 | execute = ctx->ctx->cs_above || ctx->ctx->cs_equal; | |
709 | break; | |
710 | case ATOM_COND_ALWAYS: | |
711 | execute = 1; | |
712 | break; | |
713 | case ATOM_COND_BELOW: | |
714 | execute = !(ctx->ctx->cs_above || ctx->ctx->cs_equal); | |
715 | break; | |
716 | case ATOM_COND_BELOWOREQUAL: | |
717 | execute = !ctx->ctx->cs_above; | |
718 | break; | |
719 | case ATOM_COND_EQUAL: | |
720 | execute = ctx->ctx->cs_equal; | |
721 | break; | |
722 | case ATOM_COND_NOTEQUAL: | |
723 | execute = !ctx->ctx->cs_equal; | |
724 | break; | |
725 | } | |
726 | if (arg != ATOM_COND_ALWAYS) | |
727 | SDEBUG(" taken: %s\n", execute ? "yes" : "no"); | |
728 | SDEBUG(" target: 0x%04X\n", target); | |
c21b0fe6 JG |
729 | if (execute) { |
730 | if (ctx->last_jump == (ctx->start + target)) { | |
731 | cjiffies = jiffies; | |
732 | if (time_after(cjiffies, ctx->last_jump_jiffies)) { | |
733 | cjiffies -= ctx->last_jump_jiffies; | |
9bd7ef5f AD |
734 | if ((jiffies_to_msecs(cjiffies) > 5000)) { |
735 | DRM_ERROR("atombios stuck in loop for more than 5secs aborting\n"); | |
c21b0fe6 JG |
736 | ctx->abort = true; |
737 | } | |
738 | } else { | |
739 | /* jiffies wrap around we will just wait a little longer */ | |
740 | ctx->last_jump_jiffies = jiffies; | |
741 | } | |
742 | } else { | |
743 | ctx->last_jump = ctx->start + target; | |
744 | ctx->last_jump_jiffies = jiffies; | |
745 | } | |
771fe6b9 | 746 | *ptr = ctx->start + target; |
c21b0fe6 | 747 | } |
771fe6b9 JG |
748 | } |
749 | ||
750 | static void atom_op_mask(atom_exec_context *ctx, int *ptr, int arg) | |
751 | { | |
752 | uint8_t attr = U8((*ptr)++); | |
7d6aa80c | 753 | uint32_t dst, mask, src, saved; |
771fe6b9 JG |
754 | int dptr = *ptr; |
755 | SDEBUG(" dst: "); | |
756 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
7d6aa80c AD |
757 | mask = atom_get_src_direct(ctx, ((attr >> 3) & 7), ptr); |
758 | SDEBUG(" mask: 0x%08x", mask); | |
759 | SDEBUG(" src: "); | |
760 | src = atom_get_src(ctx, attr, ptr); | |
761 | dst &= mask; | |
762 | dst |= src; | |
771fe6b9 JG |
763 | SDEBUG(" dst: "); |
764 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
765 | } | |
766 | ||
767 | static void atom_op_move(atom_exec_context *ctx, int *ptr, int arg) | |
768 | { | |
769 | uint8_t attr = U8((*ptr)++); | |
770 | uint32_t src, saved; | |
771 | int dptr = *ptr; | |
772 | if (((attr >> 3) & 7) != ATOM_SRC_DWORD) | |
773 | atom_get_dst(ctx, arg, attr, ptr, &saved, 0); | |
774 | else { | |
775 | atom_skip_dst(ctx, arg, attr, ptr); | |
776 | saved = 0xCDCDCDCD; | |
777 | } | |
778 | SDEBUG(" src: "); | |
779 | src = atom_get_src(ctx, attr, ptr); | |
780 | SDEBUG(" dst: "); | |
781 | atom_put_dst(ctx, arg, attr, &dptr, src, saved); | |
782 | } | |
783 | ||
784 | static void atom_op_mul(atom_exec_context *ctx, int *ptr, int arg) | |
785 | { | |
786 | uint8_t attr = U8((*ptr)++); | |
787 | uint32_t dst, src; | |
788 | SDEBUG(" src1: "); | |
789 | dst = atom_get_dst(ctx, arg, attr, ptr, NULL, 1); | |
790 | SDEBUG(" src2: "); | |
791 | src = atom_get_src(ctx, attr, ptr); | |
792 | ctx->ctx->divmul[0] = dst * src; | |
793 | } | |
794 | ||
795 | static void atom_op_nop(atom_exec_context *ctx, int *ptr, int arg) | |
796 | { | |
797 | /* nothing */ | |
798 | } | |
799 | ||
800 | static void atom_op_or(atom_exec_context *ctx, int *ptr, int arg) | |
801 | { | |
802 | uint8_t attr = U8((*ptr)++); | |
803 | uint32_t dst, src, saved; | |
804 | int dptr = *ptr; | |
805 | SDEBUG(" dst: "); | |
806 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
807 | SDEBUG(" src: "); | |
808 | src = atom_get_src(ctx, attr, ptr); | |
809 | dst |= src; | |
810 | SDEBUG(" dst: "); | |
811 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
812 | } | |
813 | ||
814 | static void atom_op_postcard(atom_exec_context *ctx, int *ptr, int arg) | |
815 | { | |
816 | uint8_t val = U8((*ptr)++); | |
817 | SDEBUG("POST card output: 0x%02X\n", val); | |
818 | } | |
819 | ||
820 | static void atom_op_repeat(atom_exec_context *ctx, int *ptr, int arg) | |
821 | { | |
822 | printk(KERN_INFO "unimplemented!\n"); | |
823 | } | |
824 | ||
825 | static void atom_op_restorereg(atom_exec_context *ctx, int *ptr, int arg) | |
826 | { | |
827 | printk(KERN_INFO "unimplemented!\n"); | |
828 | } | |
829 | ||
830 | static void atom_op_savereg(atom_exec_context *ctx, int *ptr, int arg) | |
831 | { | |
832 | printk(KERN_INFO "unimplemented!\n"); | |
833 | } | |
834 | ||
835 | static void atom_op_setdatablock(atom_exec_context *ctx, int *ptr, int arg) | |
836 | { | |
837 | int idx = U8(*ptr); | |
838 | (*ptr)++; | |
839 | SDEBUG(" block: %d\n", idx); | |
840 | if (!idx) | |
841 | ctx->ctx->data_block = 0; | |
842 | else if (idx == 255) | |
843 | ctx->ctx->data_block = ctx->start; | |
844 | else | |
845 | ctx->ctx->data_block = U16(ctx->ctx->data_table + 4 + 2 * idx); | |
846 | SDEBUG(" base: 0x%04X\n", ctx->ctx->data_block); | |
847 | } | |
848 | ||
849 | static void atom_op_setfbbase(atom_exec_context *ctx, int *ptr, int arg) | |
850 | { | |
851 | uint8_t attr = U8((*ptr)++); | |
852 | SDEBUG(" fb_base: "); | |
853 | ctx->ctx->fb_base = atom_get_src(ctx, attr, ptr); | |
854 | } | |
855 | ||
856 | static void atom_op_setport(atom_exec_context *ctx, int *ptr, int arg) | |
857 | { | |
858 | int port; | |
859 | switch (arg) { | |
860 | case ATOM_PORT_ATI: | |
861 | port = U16(*ptr); | |
862 | if (port < ATOM_IO_NAMES_CNT) | |
863 | SDEBUG(" port: %d (%s)\n", port, atom_io_names[port]); | |
864 | else | |
865 | SDEBUG(" port: %d\n", port); | |
866 | if (!port) | |
867 | ctx->ctx->io_mode = ATOM_IO_MM; | |
868 | else | |
869 | ctx->ctx->io_mode = ATOM_IO_IIO | port; | |
870 | (*ptr) += 2; | |
871 | break; | |
872 | case ATOM_PORT_PCI: | |
873 | ctx->ctx->io_mode = ATOM_IO_PCI; | |
874 | (*ptr)++; | |
875 | break; | |
876 | case ATOM_PORT_SYSIO: | |
877 | ctx->ctx->io_mode = ATOM_IO_SYSIO; | |
878 | (*ptr)++; | |
879 | break; | |
880 | } | |
881 | } | |
882 | ||
883 | static void atom_op_setregblock(atom_exec_context *ctx, int *ptr, int arg) | |
884 | { | |
885 | ctx->ctx->reg_block = U16(*ptr); | |
886 | (*ptr) += 2; | |
887 | SDEBUG(" base: 0x%04X\n", ctx->ctx->reg_block); | |
888 | } | |
889 | ||
9f53e793 AD |
890 | static void atom_op_shift_left(atom_exec_context *ctx, int *ptr, int arg) |
891 | { | |
892 | uint8_t attr = U8((*ptr)++), shift; | |
893 | uint32_t saved, dst; | |
894 | int dptr = *ptr; | |
895 | attr &= 0x38; | |
896 | attr |= atom_def_dst[attr >> 3] << 6; | |
897 | SDEBUG(" dst: "); | |
898 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
899 | shift = atom_get_src_direct(ctx, ATOM_SRC_BYTE0, ptr); | |
900 | SDEBUG(" shift: %d\n", shift); | |
901 | dst <<= shift; | |
902 | SDEBUG(" dst: "); | |
903 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
904 | } | |
905 | ||
906 | static void atom_op_shift_right(atom_exec_context *ctx, int *ptr, int arg) | |
907 | { | |
908 | uint8_t attr = U8((*ptr)++), shift; | |
909 | uint32_t saved, dst; | |
910 | int dptr = *ptr; | |
911 | attr &= 0x38; | |
912 | attr |= atom_def_dst[attr >> 3] << 6; | |
913 | SDEBUG(" dst: "); | |
914 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
915 | shift = atom_get_src_direct(ctx, ATOM_SRC_BYTE0, ptr); | |
916 | SDEBUG(" shift: %d\n", shift); | |
917 | dst >>= shift; | |
918 | SDEBUG(" dst: "); | |
919 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
920 | } | |
921 | ||
771fe6b9 JG |
922 | static void atom_op_shl(atom_exec_context *ctx, int *ptr, int arg) |
923 | { | |
924 | uint8_t attr = U8((*ptr)++), shift; | |
925 | uint32_t saved, dst; | |
926 | int dptr = *ptr; | |
65384a1d | 927 | uint32_t dst_align = atom_dst_to_src[(attr >> 3) & 7][(attr >> 6) & 3]; |
771fe6b9 JG |
928 | SDEBUG(" dst: "); |
929 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
65384a1d AD |
930 | /* op needs to full dst value */ |
931 | dst = saved; | |
9f53e793 | 932 | shift = atom_get_src(ctx, attr, ptr); |
771fe6b9 JG |
933 | SDEBUG(" shift: %d\n", shift); |
934 | dst <<= shift; | |
65384a1d AD |
935 | dst &= atom_arg_mask[dst_align]; |
936 | dst >>= atom_arg_shift[dst_align]; | |
771fe6b9 JG |
937 | SDEBUG(" dst: "); |
938 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
939 | } | |
940 | ||
941 | static void atom_op_shr(atom_exec_context *ctx, int *ptr, int arg) | |
942 | { | |
943 | uint8_t attr = U8((*ptr)++), shift; | |
944 | uint32_t saved, dst; | |
945 | int dptr = *ptr; | |
65384a1d | 946 | uint32_t dst_align = atom_dst_to_src[(attr >> 3) & 7][(attr >> 6) & 3]; |
771fe6b9 JG |
947 | SDEBUG(" dst: "); |
948 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
65384a1d AD |
949 | /* op needs to full dst value */ |
950 | dst = saved; | |
9f53e793 | 951 | shift = atom_get_src(ctx, attr, ptr); |
771fe6b9 JG |
952 | SDEBUG(" shift: %d\n", shift); |
953 | dst >>= shift; | |
65384a1d AD |
954 | dst &= atom_arg_mask[dst_align]; |
955 | dst >>= atom_arg_shift[dst_align]; | |
771fe6b9 JG |
956 | SDEBUG(" dst: "); |
957 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
958 | } | |
959 | ||
960 | static void atom_op_sub(atom_exec_context *ctx, int *ptr, int arg) | |
961 | { | |
962 | uint8_t attr = U8((*ptr)++); | |
963 | uint32_t dst, src, saved; | |
964 | int dptr = *ptr; | |
965 | SDEBUG(" dst: "); | |
966 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
967 | SDEBUG(" src: "); | |
968 | src = atom_get_src(ctx, attr, ptr); | |
969 | dst -= src; | |
970 | SDEBUG(" dst: "); | |
971 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
972 | } | |
973 | ||
974 | static void atom_op_switch(atom_exec_context *ctx, int *ptr, int arg) | |
975 | { | |
976 | uint8_t attr = U8((*ptr)++); | |
977 | uint32_t src, val, target; | |
978 | SDEBUG(" switch: "); | |
979 | src = atom_get_src(ctx, attr, ptr); | |
980 | while (U16(*ptr) != ATOM_CASE_END) | |
981 | if (U8(*ptr) == ATOM_CASE_MAGIC) { | |
982 | (*ptr)++; | |
983 | SDEBUG(" case: "); | |
984 | val = | |
985 | atom_get_src(ctx, (attr & 0x38) | ATOM_ARG_IMM, | |
986 | ptr); | |
987 | target = U16(*ptr); | |
988 | if (val == src) { | |
989 | SDEBUG(" target: %04X\n", target); | |
990 | *ptr = ctx->start + target; | |
991 | return; | |
992 | } | |
993 | (*ptr) += 2; | |
994 | } else { | |
995 | printk(KERN_INFO "Bad case.\n"); | |
996 | return; | |
997 | } | |
998 | (*ptr) += 2; | |
999 | } | |
1000 | ||
1001 | static void atom_op_test(atom_exec_context *ctx, int *ptr, int arg) | |
1002 | { | |
1003 | uint8_t attr = U8((*ptr)++); | |
1004 | uint32_t dst, src; | |
1005 | SDEBUG(" src1: "); | |
1006 | dst = atom_get_dst(ctx, arg, attr, ptr, NULL, 1); | |
1007 | SDEBUG(" src2: "); | |
1008 | src = atom_get_src(ctx, attr, ptr); | |
1009 | ctx->ctx->cs_equal = ((dst & src) == 0); | |
1010 | SDEBUG(" result: %s\n", ctx->ctx->cs_equal ? "EQ" : "NE"); | |
1011 | } | |
1012 | ||
1013 | static void atom_op_xor(atom_exec_context *ctx, int *ptr, int arg) | |
1014 | { | |
1015 | uint8_t attr = U8((*ptr)++); | |
1016 | uint32_t dst, src, saved; | |
1017 | int dptr = *ptr; | |
1018 | SDEBUG(" dst: "); | |
1019 | dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1); | |
1020 | SDEBUG(" src: "); | |
1021 | src = atom_get_src(ctx, attr, ptr); | |
1022 | dst ^= src; | |
1023 | SDEBUG(" dst: "); | |
1024 | atom_put_dst(ctx, arg, attr, &dptr, dst, saved); | |
1025 | } | |
1026 | ||
1027 | static void atom_op_debug(atom_exec_context *ctx, int *ptr, int arg) | |
1028 | { | |
1029 | printk(KERN_INFO "unimplemented!\n"); | |
1030 | } | |
1031 | ||
1032 | static struct { | |
1033 | void (*func) (atom_exec_context *, int *, int); | |
1034 | int arg; | |
1035 | } opcode_table[ATOM_OP_CNT] = { | |
1036 | { | |
1037 | NULL, 0}, { | |
1038 | atom_op_move, ATOM_ARG_REG}, { | |
1039 | atom_op_move, ATOM_ARG_PS}, { | |
1040 | atom_op_move, ATOM_ARG_WS}, { | |
1041 | atom_op_move, ATOM_ARG_FB}, { | |
1042 | atom_op_move, ATOM_ARG_PLL}, { | |
1043 | atom_op_move, ATOM_ARG_MC}, { | |
1044 | atom_op_and, ATOM_ARG_REG}, { | |
1045 | atom_op_and, ATOM_ARG_PS}, { | |
1046 | atom_op_and, ATOM_ARG_WS}, { | |
1047 | atom_op_and, ATOM_ARG_FB}, { | |
1048 | atom_op_and, ATOM_ARG_PLL}, { | |
1049 | atom_op_and, ATOM_ARG_MC}, { | |
1050 | atom_op_or, ATOM_ARG_REG}, { | |
1051 | atom_op_or, ATOM_ARG_PS}, { | |
1052 | atom_op_or, ATOM_ARG_WS}, { | |
1053 | atom_op_or, ATOM_ARG_FB}, { | |
1054 | atom_op_or, ATOM_ARG_PLL}, { | |
1055 | atom_op_or, ATOM_ARG_MC}, { | |
9f53e793 AD |
1056 | atom_op_shift_left, ATOM_ARG_REG}, { |
1057 | atom_op_shift_left, ATOM_ARG_PS}, { | |
1058 | atom_op_shift_left, ATOM_ARG_WS}, { | |
1059 | atom_op_shift_left, ATOM_ARG_FB}, { | |
1060 | atom_op_shift_left, ATOM_ARG_PLL}, { | |
1061 | atom_op_shift_left, ATOM_ARG_MC}, { | |
1062 | atom_op_shift_right, ATOM_ARG_REG}, { | |
1063 | atom_op_shift_right, ATOM_ARG_PS}, { | |
1064 | atom_op_shift_right, ATOM_ARG_WS}, { | |
1065 | atom_op_shift_right, ATOM_ARG_FB}, { | |
1066 | atom_op_shift_right, ATOM_ARG_PLL}, { | |
1067 | atom_op_shift_right, ATOM_ARG_MC}, { | |
771fe6b9 JG |
1068 | atom_op_mul, ATOM_ARG_REG}, { |
1069 | atom_op_mul, ATOM_ARG_PS}, { | |
1070 | atom_op_mul, ATOM_ARG_WS}, { | |
1071 | atom_op_mul, ATOM_ARG_FB}, { | |
1072 | atom_op_mul, ATOM_ARG_PLL}, { | |
1073 | atom_op_mul, ATOM_ARG_MC}, { | |
1074 | atom_op_div, ATOM_ARG_REG}, { | |
1075 | atom_op_div, ATOM_ARG_PS}, { | |
1076 | atom_op_div, ATOM_ARG_WS}, { | |
1077 | atom_op_div, ATOM_ARG_FB}, { | |
1078 | atom_op_div, ATOM_ARG_PLL}, { | |
1079 | atom_op_div, ATOM_ARG_MC}, { | |
1080 | atom_op_add, ATOM_ARG_REG}, { | |
1081 | atom_op_add, ATOM_ARG_PS}, { | |
1082 | atom_op_add, ATOM_ARG_WS}, { | |
1083 | atom_op_add, ATOM_ARG_FB}, { | |
1084 | atom_op_add, ATOM_ARG_PLL}, { | |
1085 | atom_op_add, ATOM_ARG_MC}, { | |
1086 | atom_op_sub, ATOM_ARG_REG}, { | |
1087 | atom_op_sub, ATOM_ARG_PS}, { | |
1088 | atom_op_sub, ATOM_ARG_WS}, { | |
1089 | atom_op_sub, ATOM_ARG_FB}, { | |
1090 | atom_op_sub, ATOM_ARG_PLL}, { | |
1091 | atom_op_sub, ATOM_ARG_MC}, { | |
1092 | atom_op_setport, ATOM_PORT_ATI}, { | |
1093 | atom_op_setport, ATOM_PORT_PCI}, { | |
1094 | atom_op_setport, ATOM_PORT_SYSIO}, { | |
1095 | atom_op_setregblock, 0}, { | |
1096 | atom_op_setfbbase, 0}, { | |
1097 | atom_op_compare, ATOM_ARG_REG}, { | |
1098 | atom_op_compare, ATOM_ARG_PS}, { | |
1099 | atom_op_compare, ATOM_ARG_WS}, { | |
1100 | atom_op_compare, ATOM_ARG_FB}, { | |
1101 | atom_op_compare, ATOM_ARG_PLL}, { | |
1102 | atom_op_compare, ATOM_ARG_MC}, { | |
1103 | atom_op_switch, 0}, { | |
1104 | atom_op_jump, ATOM_COND_ALWAYS}, { | |
1105 | atom_op_jump, ATOM_COND_EQUAL}, { | |
1106 | atom_op_jump, ATOM_COND_BELOW}, { | |
1107 | atom_op_jump, ATOM_COND_ABOVE}, { | |
1108 | atom_op_jump, ATOM_COND_BELOWOREQUAL}, { | |
1109 | atom_op_jump, ATOM_COND_ABOVEOREQUAL}, { | |
1110 | atom_op_jump, ATOM_COND_NOTEQUAL}, { | |
1111 | atom_op_test, ATOM_ARG_REG}, { | |
1112 | atom_op_test, ATOM_ARG_PS}, { | |
1113 | atom_op_test, ATOM_ARG_WS}, { | |
1114 | atom_op_test, ATOM_ARG_FB}, { | |
1115 | atom_op_test, ATOM_ARG_PLL}, { | |
1116 | atom_op_test, ATOM_ARG_MC}, { | |
1117 | atom_op_delay, ATOM_UNIT_MILLISEC}, { | |
1118 | atom_op_delay, ATOM_UNIT_MICROSEC}, { | |
1119 | atom_op_calltable, 0}, { | |
1120 | atom_op_repeat, 0}, { | |
1121 | atom_op_clear, ATOM_ARG_REG}, { | |
1122 | atom_op_clear, ATOM_ARG_PS}, { | |
1123 | atom_op_clear, ATOM_ARG_WS}, { | |
1124 | atom_op_clear, ATOM_ARG_FB}, { | |
1125 | atom_op_clear, ATOM_ARG_PLL}, { | |
1126 | atom_op_clear, ATOM_ARG_MC}, { | |
1127 | atom_op_nop, 0}, { | |
1128 | atom_op_eot, 0}, { | |
1129 | atom_op_mask, ATOM_ARG_REG}, { | |
1130 | atom_op_mask, ATOM_ARG_PS}, { | |
1131 | atom_op_mask, ATOM_ARG_WS}, { | |
1132 | atom_op_mask, ATOM_ARG_FB}, { | |
1133 | atom_op_mask, ATOM_ARG_PLL}, { | |
1134 | atom_op_mask, ATOM_ARG_MC}, { | |
1135 | atom_op_postcard, 0}, { | |
1136 | atom_op_beep, 0}, { | |
1137 | atom_op_savereg, 0}, { | |
1138 | atom_op_restorereg, 0}, { | |
1139 | atom_op_setdatablock, 0}, { | |
1140 | atom_op_xor, ATOM_ARG_REG}, { | |
1141 | atom_op_xor, ATOM_ARG_PS}, { | |
1142 | atom_op_xor, ATOM_ARG_WS}, { | |
1143 | atom_op_xor, ATOM_ARG_FB}, { | |
1144 | atom_op_xor, ATOM_ARG_PLL}, { | |
1145 | atom_op_xor, ATOM_ARG_MC}, { | |
1146 | atom_op_shl, ATOM_ARG_REG}, { | |
1147 | atom_op_shl, ATOM_ARG_PS}, { | |
1148 | atom_op_shl, ATOM_ARG_WS}, { | |
1149 | atom_op_shl, ATOM_ARG_FB}, { | |
1150 | atom_op_shl, ATOM_ARG_PLL}, { | |
1151 | atom_op_shl, ATOM_ARG_MC}, { | |
1152 | atom_op_shr, ATOM_ARG_REG}, { | |
1153 | atom_op_shr, ATOM_ARG_PS}, { | |
1154 | atom_op_shr, ATOM_ARG_WS}, { | |
1155 | atom_op_shr, ATOM_ARG_FB}, { | |
1156 | atom_op_shr, ATOM_ARG_PLL}, { | |
1157 | atom_op_shr, ATOM_ARG_MC}, { | |
1158 | atom_op_debug, 0},}; | |
1159 | ||
c21b0fe6 | 1160 | static int atom_execute_table_locked(struct atom_context *ctx, int index, uint32_t * params) |
771fe6b9 JG |
1161 | { |
1162 | int base = CU16(ctx->cmd_table + 4 + 2 * index); | |
1163 | int len, ws, ps, ptr; | |
1164 | unsigned char op; | |
1165 | atom_exec_context ectx; | |
01a356fd | 1166 | int ret = 0; |
771fe6b9 JG |
1167 | |
1168 | if (!base) | |
c21b0fe6 | 1169 | return -EINVAL; |
771fe6b9 JG |
1170 | |
1171 | len = CU16(base + ATOM_CT_SIZE_PTR); | |
1172 | ws = CU8(base + ATOM_CT_WS_PTR); | |
1173 | ps = CU8(base + ATOM_CT_PS_PTR) & ATOM_CT_PS_MASK; | |
1174 | ptr = base + ATOM_CT_CODE_PTR; | |
1175 | ||
1176 | SDEBUG(">> execute %04X (len %d, WS %d, PS %d)\n", base, len, ws, ps); | |
1177 | ||
771fe6b9 JG |
1178 | ectx.ctx = ctx; |
1179 | ectx.ps_shift = ps / 4; | |
1180 | ectx.start = base; | |
1181 | ectx.ps = params; | |
c21b0fe6 JG |
1182 | ectx.abort = false; |
1183 | ectx.last_jump = 0; | |
771fe6b9 JG |
1184 | if (ws) |
1185 | ectx.ws = kzalloc(4 * ws, GFP_KERNEL); | |
1186 | else | |
1187 | ectx.ws = NULL; | |
1188 | ||
1189 | debug_depth++; | |
1190 | while (1) { | |
1191 | op = CU8(ptr++); | |
1192 | if (op < ATOM_OP_NAMES_CNT) | |
1193 | SDEBUG("%s @ 0x%04X\n", atom_op_names[op], ptr - 1); | |
1194 | else | |
1195 | SDEBUG("[%d] @ 0x%04X\n", op, ptr - 1); | |
c21b0fe6 JG |
1196 | if (ectx.abort) { |
1197 | DRM_ERROR("atombios stuck executing %04X (len %d, WS %d, PS %d) @ 0x%04X\n", | |
1198 | base, len, ws, ps, ptr - 1); | |
01a356fd DC |
1199 | ret = -EINVAL; |
1200 | goto free; | |
c21b0fe6 | 1201 | } |
771fe6b9 JG |
1202 | |
1203 | if (op < ATOM_OP_CNT && op > 0) | |
1204 | opcode_table[op].func(&ectx, &ptr, | |
1205 | opcode_table[op].arg); | |
1206 | else | |
1207 | break; | |
1208 | ||
1209 | if (op == ATOM_OP_EOT) | |
1210 | break; | |
1211 | } | |
1212 | debug_depth--; | |
1213 | SDEBUG("<<\n"); | |
1214 | ||
01a356fd | 1215 | free: |
771fe6b9 JG |
1216 | if (ws) |
1217 | kfree(ectx.ws); | |
01a356fd | 1218 | return ret; |
771fe6b9 JG |
1219 | } |
1220 | ||
1c949842 | 1221 | int atom_execute_table_scratch_unlocked(struct atom_context *ctx, int index, uint32_t * params) |
c31ad97f | 1222 | { |
c21b0fe6 JG |
1223 | int r; |
1224 | ||
c31ad97f | 1225 | mutex_lock(&ctx->mutex); |
42a21826 AD |
1226 | /* reset data block */ |
1227 | ctx->data_block = 0; | |
947bfc83 AD |
1228 | /* reset reg block */ |
1229 | ctx->reg_block = 0; | |
1230 | /* reset fb window */ | |
1231 | ctx->fb_base = 0; | |
1232 | /* reset io mode */ | |
1233 | ctx->io_mode = ATOM_IO_MM; | |
42a21826 AD |
1234 | /* reset divmul */ |
1235 | ctx->divmul[0] = 0; | |
1236 | ctx->divmul[1] = 0; | |
c21b0fe6 | 1237 | r = atom_execute_table_locked(ctx, index, params); |
c31ad97f | 1238 | mutex_unlock(&ctx->mutex); |
c21b0fe6 | 1239 | return r; |
c31ad97f RM |
1240 | } |
1241 | ||
1c949842 DA |
1242 | int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params) |
1243 | { | |
1244 | int r; | |
1245 | mutex_lock(&ctx->scratch_mutex); | |
1246 | r = atom_execute_table_scratch_unlocked(ctx, index, params); | |
1247 | mutex_unlock(&ctx->scratch_mutex); | |
1248 | return r; | |
1249 | } | |
1250 | ||
771fe6b9 JG |
1251 | static int atom_iio_len[] = { 1, 2, 3, 3, 3, 3, 4, 4, 4, 3 }; |
1252 | ||
1253 | static void atom_index_iio(struct atom_context *ctx, int base) | |
1254 | { | |
1255 | ctx->iio = kzalloc(2 * 256, GFP_KERNEL); | |
0e34d094 TG |
1256 | if (!ctx->iio) |
1257 | return; | |
771fe6b9 JG |
1258 | while (CU8(base) == ATOM_IIO_START) { |
1259 | ctx->iio[CU8(base + 1)] = base + 2; | |
1260 | base += 2; | |
1261 | while (CU8(base) != ATOM_IIO_END) | |
1262 | base += atom_iio_len[CU8(base)]; | |
1263 | base += 3; | |
1264 | } | |
1265 | } | |
1266 | ||
1267 | struct atom_context *atom_parse(struct card_info *card, void *bios) | |
1268 | { | |
1269 | int base; | |
1270 | struct atom_context *ctx = | |
1271 | kzalloc(sizeof(struct atom_context), GFP_KERNEL); | |
1272 | char *str; | |
1273 | char name[512]; | |
1274 | int i; | |
1275 | ||
816985d4 BP |
1276 | if (!ctx) |
1277 | return NULL; | |
1278 | ||
771fe6b9 JG |
1279 | ctx->card = card; |
1280 | ctx->bios = bios; | |
1281 | ||
1282 | if (CU16(0) != ATOM_BIOS_MAGIC) { | |
1283 | printk(KERN_INFO "Invalid BIOS magic.\n"); | |
1284 | kfree(ctx); | |
1285 | return NULL; | |
1286 | } | |
1287 | if (strncmp | |
1288 | (CSTR(ATOM_ATI_MAGIC_PTR), ATOM_ATI_MAGIC, | |
1289 | strlen(ATOM_ATI_MAGIC))) { | |
1290 | printk(KERN_INFO "Invalid ATI magic.\n"); | |
1291 | kfree(ctx); | |
1292 | return NULL; | |
1293 | } | |
1294 | ||
1295 | base = CU16(ATOM_ROM_TABLE_PTR); | |
1296 | if (strncmp | |
1297 | (CSTR(base + ATOM_ROM_MAGIC_PTR), ATOM_ROM_MAGIC, | |
1298 | strlen(ATOM_ROM_MAGIC))) { | |
1299 | printk(KERN_INFO "Invalid ATOM magic.\n"); | |
1300 | kfree(ctx); | |
1301 | return NULL; | |
1302 | } | |
1303 | ||
1304 | ctx->cmd_table = CU16(base + ATOM_ROM_CMD_PTR); | |
1305 | ctx->data_table = CU16(base + ATOM_ROM_DATA_PTR); | |
1306 | atom_index_iio(ctx, CU16(ctx->data_table + ATOM_DATA_IIO_PTR) + 4); | |
0e34d094 TG |
1307 | if (!ctx->iio) { |
1308 | atom_destroy(ctx); | |
1309 | return NULL; | |
1310 | } | |
771fe6b9 JG |
1311 | |
1312 | str = CSTR(CU16(base + ATOM_ROM_MSG_PTR)); | |
1313 | while (*str && ((*str == '\n') || (*str == '\r'))) | |
1314 | str++; | |
1315 | /* name string isn't always 0 terminated */ | |
1316 | for (i = 0; i < 511; i++) { | |
1317 | name[i] = str[i]; | |
1318 | if (name[i] < '.' || name[i] > 'z') { | |
1319 | name[i] = 0; | |
1320 | break; | |
1321 | } | |
1322 | } | |
1323 | printk(KERN_INFO "ATOM BIOS: %s\n", name); | |
1324 | ||
1325 | return ctx; | |
1326 | } | |
1327 | ||
1328 | int atom_asic_init(struct atom_context *ctx) | |
1329 | { | |
402976fe | 1330 | struct radeon_device *rdev = ctx->card->dev->dev_private; |
771fe6b9 JG |
1331 | int hwi = CU16(ctx->data_table + ATOM_DATA_FWI_PTR); |
1332 | uint32_t ps[16]; | |
402976fe AD |
1333 | int ret; |
1334 | ||
771fe6b9 JG |
1335 | memset(ps, 0, 64); |
1336 | ||
1337 | ps[0] = cpu_to_le32(CU32(hwi + ATOM_FWI_DEFSCLK_PTR)); | |
1338 | ps[1] = cpu_to_le32(CU32(hwi + ATOM_FWI_DEFMCLK_PTR)); | |
1339 | if (!ps[0] || !ps[1]) | |
1340 | return 1; | |
1341 | ||
1342 | if (!CU16(ctx->cmd_table + 4 + 2 * ATOM_CMD_INIT)) | |
1343 | return 1; | |
402976fe AD |
1344 | ret = atom_execute_table(ctx, ATOM_CMD_INIT, ps); |
1345 | if (ret) | |
1346 | return ret; | |
1347 | ||
1348 | memset(ps, 0, 64); | |
1349 | ||
1350 | if (rdev->family < CHIP_R600) { | |
1351 | if (CU16(ctx->cmd_table + 4 + 2 * ATOM_CMD_SPDFANCNTL)) | |
1352 | atom_execute_table(ctx, ATOM_CMD_SPDFANCNTL, ps); | |
1353 | } | |
1354 | return ret; | |
771fe6b9 JG |
1355 | } |
1356 | ||
1357 | void atom_destroy(struct atom_context *ctx) | |
1358 | { | |
0e34d094 | 1359 | kfree(ctx->iio); |
771fe6b9 JG |
1360 | kfree(ctx); |
1361 | } | |
1362 | ||
a084e6ee | 1363 | bool atom_parse_data_header(struct atom_context *ctx, int index, |
771fe6b9 JG |
1364 | uint16_t * size, uint8_t * frev, uint8_t * crev, |
1365 | uint16_t * data_start) | |
1366 | { | |
1367 | int offset = index * 2 + 4; | |
1368 | int idx = CU16(ctx->data_table + offset); | |
a084e6ee AD |
1369 | u16 *mdt = (u16 *)(ctx->bios + ctx->data_table + 4); |
1370 | ||
1371 | if (!mdt[index]) | |
1372 | return false; | |
771fe6b9 JG |
1373 | |
1374 | if (size) | |
1375 | *size = CU16(idx); | |
1376 | if (frev) | |
1377 | *frev = CU8(idx + 2); | |
1378 | if (crev) | |
1379 | *crev = CU8(idx + 3); | |
1380 | *data_start = idx; | |
a084e6ee | 1381 | return true; |
771fe6b9 JG |
1382 | } |
1383 | ||
a084e6ee | 1384 | bool atom_parse_cmd_header(struct atom_context *ctx, int index, uint8_t * frev, |
771fe6b9 JG |
1385 | uint8_t * crev) |
1386 | { | |
1387 | int offset = index * 2 + 4; | |
1388 | int idx = CU16(ctx->cmd_table + offset); | |
a084e6ee AD |
1389 | u16 *mct = (u16 *)(ctx->bios + ctx->cmd_table + 4); |
1390 | ||
1391 | if (!mct[index]) | |
1392 | return false; | |
771fe6b9 JG |
1393 | |
1394 | if (frev) | |
1395 | *frev = CU8(idx + 2); | |
1396 | if (crev) | |
1397 | *crev = CU8(idx + 3); | |
a084e6ee | 1398 | return true; |
771fe6b9 | 1399 | } |
5801ead6 AD |
1400 | |
1401 | int atom_allocate_fb_scratch(struct atom_context *ctx) | |
1402 | { | |
1403 | int index = GetIndexIntoMasterTable(DATA, VRAM_UsageByFirmware); | |
1404 | uint16_t data_offset; | |
a084e6ee | 1405 | int usage_bytes = 0; |
5801ead6 AD |
1406 | struct _ATOM_VRAM_USAGE_BY_FIRMWARE *firmware_usage; |
1407 | ||
a084e6ee AD |
1408 | if (atom_parse_data_header(ctx, index, NULL, NULL, NULL, &data_offset)) { |
1409 | firmware_usage = (struct _ATOM_VRAM_USAGE_BY_FIRMWARE *)(ctx->bios + data_offset); | |
5801ead6 | 1410 | |
a084e6ee | 1411 | DRM_DEBUG("atom firmware requested %08x %dkb\n", |
beb71fc6 AD |
1412 | le32_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].ulStartAddrUsedByFirmware), |
1413 | le16_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb)); | |
5801ead6 | 1414 | |
beb71fc6 | 1415 | usage_bytes = le16_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb) * 1024; |
a084e6ee | 1416 | } |
5a6e8482 | 1417 | ctx->scratch_size_bytes = 0; |
5801ead6 AD |
1418 | if (usage_bytes == 0) |
1419 | usage_bytes = 20 * 1024; | |
1420 | /* allocate some scratch memory */ | |
1421 | ctx->scratch = kzalloc(usage_bytes, GFP_KERNEL); | |
1422 | if (!ctx->scratch) | |
1423 | return -ENOMEM; | |
5a6e8482 | 1424 | ctx->scratch_size_bytes = usage_bytes; |
5801ead6 AD |
1425 | return 0; |
1426 | } |