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Fix tswap size
[qemu/mini2440.git] / hw / omap2.c
blobe3ea4f7f35f0facafbcfa056eb63843f869dbbbe
1 /*
2 * TI OMAP processors emulation.
3 *
4 * Copyright (C) 2007-2008 Nokia Corporation
5 * Written by Andrzej Zaborowski <andrew@openedhand.com>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 or
10 * (at your option) version 3 of the License.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22 #include "hw.h"
23 #include "arm-misc.h"
24 #include "omap.h"
25 #include "sysemu.h"
26 #include "qemu-timer.h"
27 #include "qemu-char.h"
28 #include "flash.h"
29 #include "soc_dma.h"
30 #include "audio/audio.h"
31
32 /* GP timers */
33 struct omap_gp_timer_s {
34 qemu_irq irq;
35 qemu_irq wkup;
36 qemu_irq in;
37 qemu_irq out;
38 omap_clk clk;
39 target_phys_addr_t base;
40 QEMUTimer *timer;
41 QEMUTimer *match;
42 struct omap_target_agent_s *ta;
43
44 int in_val;
45 int out_val;
46 int64_t time;
47 int64_t rate;
48 int64_t ticks_per_sec;
49
50 int16_t config;
51 int status;
52 int it_ena;
53 int wu_ena;
54 int enable;
55 int inout;
56 int capt2;
57 int pt;
58 enum {
59 gpt_trigger_none, gpt_trigger_overflow, gpt_trigger_both
60 } trigger;
61 enum {
62 gpt_capture_none, gpt_capture_rising,
63 gpt_capture_falling, gpt_capture_both
64 } capture;
65 int scpwm;
66 int ce;
67 int pre;
68 int ptv;
69 int ar;
70 int st;
71 int posted;
72 uint32_t val;
73 uint32_t load_val;
74 uint32_t capture_val[2];
75 uint32_t match_val;
76 int capt_num;
77
78 uint16_t writeh; /* LSB */
79 uint16_t readh; /* MSB */
80 };
81
82 #define GPT_TCAR_IT (1 << 2)
83 #define GPT_OVF_IT (1 << 1)
84 #define GPT_MAT_IT (1 << 0)
85
86 static inline void omap_gp_timer_intr(struct omap_gp_timer_s *timer, int it)
87 {
88 if (timer->it_ena & it) {
89 if (!timer->status)
90 qemu_irq_raise(timer->irq);
91
92 timer->status |= it;
93 /* Or are the status bits set even when masked?
94 * i.e. is masking applied before or after the status register? */
95 }
96
97 if (timer->wu_ena & it)
98 qemu_irq_pulse(timer->wkup);
99 }
100
101 static inline void omap_gp_timer_out(struct omap_gp_timer_s *timer, int level)
102 {
103 if (!timer->inout && timer->out_val != level) {
104 timer->out_val = level;
105 qemu_set_irq(timer->out, level);
106 }
107 }
108
109 static inline uint32_t omap_gp_timer_read(struct omap_gp_timer_s *timer)
110 {
111 uint64_t distance;
112
113 if (timer->st && timer->rate) {
114 distance = qemu_get_clock(vm_clock) - timer->time;
115 distance = muldiv64(distance, timer->rate, timer->ticks_per_sec);
116
117 if (distance >= 0xffffffff - timer->val)
118 return 0xffffffff;
119 else
120 return timer->val + distance;
121 } else
122 return timer->val;
123 }
124
125 static inline void omap_gp_timer_sync(struct omap_gp_timer_s *timer)
126 {
127 if (timer->st) {
128 timer->val = omap_gp_timer_read(timer);
129 timer->time = qemu_get_clock(vm_clock);
130 }
131 }
132
133 static inline void omap_gp_timer_update(struct omap_gp_timer_s *timer)
134 {
135 int64_t expires, matches;
136
137 if (timer->st && timer->rate) {
138 expires = muldiv64(0x100000000ll - timer->val,
139 timer->ticks_per_sec, timer->rate);
140 qemu_mod_timer(timer->timer, timer->time + expires);
141
142 if (timer->ce && timer->match_val >= timer->val) {
143 matches = muldiv64(timer->match_val - timer->val,
144 timer->ticks_per_sec, timer->rate);
145 qemu_mod_timer(timer->match, timer->time + matches);
146 } else
147 qemu_del_timer(timer->match);
148 } else {
149 qemu_del_timer(timer->timer);
150 qemu_del_timer(timer->match);
151 omap_gp_timer_out(timer, timer->scpwm);
152 }
153 }
154
155 static inline void omap_gp_timer_trigger(struct omap_gp_timer_s *timer)
156 {
157 if (timer->pt)
158 /* TODO in overflow-and-match mode if the first event to
159 * occurs is the match, don't toggle. */
160 omap_gp_timer_out(timer, !timer->out_val);
161 else
162 /* TODO inverted pulse on timer->out_val == 1? */
163 qemu_irq_pulse(timer->out);
164 }
165
166 static void omap_gp_timer_tick(void *opaque)
167 {
168 struct omap_gp_timer_s *timer = (struct omap_gp_timer_s *) opaque;
169
170 if (!timer->ar) {
171 timer->st = 0;
172 timer->val = 0;
173 } else {
174 timer->val = timer->load_val;
175 timer->time = qemu_get_clock(vm_clock);
176 }
177
178 if (timer->trigger == gpt_trigger_overflow ||
179 timer->trigger == gpt_trigger_both)
180 omap_gp_timer_trigger(timer);
181
182 omap_gp_timer_intr(timer, GPT_OVF_IT);
183 omap_gp_timer_update(timer);
184 }
185
186 static void omap_gp_timer_match(void *opaque)
187 {
188 struct omap_gp_timer_s *timer = (struct omap_gp_timer_s *) opaque;
189
190 if (timer->trigger == gpt_trigger_both)
191 omap_gp_timer_trigger(timer);
192
193 omap_gp_timer_intr(timer, GPT_MAT_IT);
194 }
195
196 static void omap_gp_timer_input(void *opaque, int line, int on)
197 {
198 struct omap_gp_timer_s *s = (struct omap_gp_timer_s *) opaque;
199 int trigger;
200
201 switch (s->capture) {
202 default:
203 case gpt_capture_none:
204 trigger = 0;
205 break;
206 case gpt_capture_rising:
207 trigger = !s->in_val && on;
208 break;
209 case gpt_capture_falling:
210 trigger = s->in_val && !on;
211 break;
212 case gpt_capture_both:
213 trigger = (s->in_val == !on);
214 break;
215 }
216 s->in_val = on;
217
218 if (s->inout && trigger && s->capt_num < 2) {
219 s->capture_val[s->capt_num] = omap_gp_timer_read(s);
220
221 if (s->capt2 == s->capt_num ++)
222 omap_gp_timer_intr(s, GPT_TCAR_IT);
223 }
224 }
225
226 static void omap_gp_timer_clk_update(void *opaque, int line, int on)
227 {
228 struct omap_gp_timer_s *timer = (struct omap_gp_timer_s *) opaque;
229
230 omap_gp_timer_sync(timer);
231 timer->rate = on ? omap_clk_getrate(timer->clk) : 0;
232 omap_gp_timer_update(timer);
233 }
234
235 static void omap_gp_timer_clk_setup(struct omap_gp_timer_s *timer)
236 {
237 omap_clk_adduser(timer->clk,
238 qemu_allocate_irqs(omap_gp_timer_clk_update, timer, 1)[0]);
239 timer->rate = omap_clk_getrate(timer->clk);
240 }
241
242 static void omap_gp_timer_reset(struct omap_gp_timer_s *s)
243 {
244 s->config = 0x000;
245 s->status = 0;
246 s->it_ena = 0;
247 s->wu_ena = 0;
248 s->inout = 0;
249 s->capt2 = 0;
250 s->capt_num = 0;
251 s->pt = 0;
252 s->trigger = gpt_trigger_none;
253 s->capture = gpt_capture_none;
254 s->scpwm = 0;
255 s->ce = 0;
256 s->pre = 0;
257 s->ptv = 0;
258 s->ar = 0;
259 s->st = 0;
260 s->posted = 1;
261 s->val = 0x00000000;
262 s->load_val = 0x00000000;
263 s->capture_val[0] = 0x00000000;
264 s->capture_val[1] = 0x00000000;
265 s->match_val = 0x00000000;
266 omap_gp_timer_update(s);
267 }
268
269 static uint32_t omap_gp_timer_readw(void *opaque, target_phys_addr_t addr)
270 {
271 struct omap_gp_timer_s *s = (struct omap_gp_timer_s *) opaque;
272 int offset = addr - s->base;
273
274 switch (offset) {
275 case 0x00: /* TIDR */
276 return 0x21;
277
278 case 0x10: /* TIOCP_CFG */
279 return s->config;
280
281 case 0x14: /* TISTAT */
282 /* ??? When's this bit reset? */
283 return 1; /* RESETDONE */
284
285 case 0x18: /* TISR */
286 return s->status;
287
288 case 0x1c: /* TIER */
289 return s->it_ena;
290
291 case 0x20: /* TWER */
292 return s->wu_ena;
293
294 case 0x24: /* TCLR */
295 return (s->inout << 14) |
296 (s->capt2 << 13) |
297 (s->pt << 12) |
298 (s->trigger << 10) |
299 (s->capture << 8) |
300 (s->scpwm << 7) |
301 (s->ce << 6) |
302 (s->pre << 5) |
303 (s->ptv << 2) |
304 (s->ar << 1) |
305 (s->st << 0);
306
307 case 0x28: /* TCRR */
308 return omap_gp_timer_read(s);
309
310 case 0x2c: /* TLDR */
311 return s->load_val;
312
313 case 0x30: /* TTGR */
314 return 0xffffffff;
315
316 case 0x34: /* TWPS */
317 return 0x00000000; /* No posted writes pending. */
318
319 case 0x38: /* TMAR */
320 return s->match_val;
321
322 case 0x3c: /* TCAR1 */
323 return s->capture_val[0];
324
325 case 0x40: /* TSICR */
326 return s->posted << 2;
327
328 case 0x44: /* TCAR2 */
329 return s->capture_val[1];
330 }
331
332 OMAP_BAD_REG(addr);
333 return 0;
334 }
335
336 static uint32_t omap_gp_timer_readh(void *opaque, target_phys_addr_t addr)
337 {
338 struct omap_gp_timer_s *s = (struct omap_gp_timer_s *) opaque;
339 uint32_t ret;
340
341 if (addr & 2)
342 return s->readh;
343 else {
344 ret = omap_gp_timer_readw(opaque, addr);
345 s->readh = ret >> 16;
346 return ret & 0xffff;
347 }
348 }
349
350 static CPUReadMemoryFunc *omap_gp_timer_readfn[] = {
351 omap_badwidth_read32,
352 omap_gp_timer_readh,
353 omap_gp_timer_readw,
354 };
355
356 static void omap_gp_timer_write(void *opaque, target_phys_addr_t addr,
357 uint32_t value)
358 {
359 struct omap_gp_timer_s *s = (struct omap_gp_timer_s *) opaque;
360 int offset = addr - s->base;
361
362 switch (offset) {
363 case 0x00: /* TIDR */
364 case 0x14: /* TISTAT */
365 case 0x34: /* TWPS */
366 case 0x3c: /* TCAR1 */
367 case 0x44: /* TCAR2 */
368 OMAP_RO_REG(addr);
369 break;
370
371 case 0x10: /* TIOCP_CFG */
372 s->config = value & 0x33d;
373 if (((value >> 3) & 3) == 3) /* IDLEMODE */
374 fprintf(stderr, "%s: illegal IDLEMODE value in TIOCP_CFG\n",
375 __FUNCTION__);
376 if (value & 2) /* SOFTRESET */
377 omap_gp_timer_reset(s);
378 break;
379
380 case 0x18: /* TISR */
381 if (value & GPT_TCAR_IT)
382 s->capt_num = 0;
383 if (s->status && !(s->status &= ~value))
384 qemu_irq_lower(s->irq);
385 break;
386
387 case 0x1c: /* TIER */
388 s->it_ena = value & 7;
389 break;
390
391 case 0x20: /* TWER */
392 s->wu_ena = value & 7;
393 break;
394
395 case 0x24: /* TCLR */
396 omap_gp_timer_sync(s);
397 s->inout = (value >> 14) & 1;
398 s->capt2 = (value >> 13) & 1;
399 s->pt = (value >> 12) & 1;
400 s->trigger = (value >> 10) & 3;
401 if (s->capture == gpt_capture_none &&
402 ((value >> 8) & 3) != gpt_capture_none)
403 s->capt_num = 0;
404 s->capture = (value >> 8) & 3;
405 s->scpwm = (value >> 7) & 1;
406 s->ce = (value >> 6) & 1;
407 s->pre = (value >> 5) & 1;
408 s->ptv = (value >> 2) & 7;
409 s->ar = (value >> 1) & 1;
410 s->st = (value >> 0) & 1;
411 if (s->inout && s->trigger != gpt_trigger_none)
412 fprintf(stderr, "%s: GP timer pin must be an output "
413 "for this trigger mode\n", __FUNCTION__);
414 if (!s->inout && s->capture != gpt_capture_none)
415 fprintf(stderr, "%s: GP timer pin must be an input "
416 "for this capture mode\n", __FUNCTION__);
417 if (s->trigger == gpt_trigger_none)
418 omap_gp_timer_out(s, s->scpwm);
419 /* TODO: make sure this doesn't overflow 32-bits */
420 s->ticks_per_sec = ticks_per_sec << (s->pre ? s->ptv + 1 : 0);
421 omap_gp_timer_update(s);
422 break;
423
424 case 0x28: /* TCRR */
425 s->time = qemu_get_clock(vm_clock);
426 s->val = value;
427 omap_gp_timer_update(s);
428 break;
429
430 case 0x2c: /* TLDR */
431 s->load_val = value;
432 break;
433
434 case 0x30: /* TTGR */
435 s->time = qemu_get_clock(vm_clock);
436 s->val = s->load_val;
437 omap_gp_timer_update(s);
438 break;
439
440 case 0x38: /* TMAR */
441 omap_gp_timer_sync(s);
442 s->match_val = value;
443 omap_gp_timer_update(s);
444 break;
445
446 case 0x40: /* TSICR */
447 s->posted = (value >> 2) & 1;
448 if (value & 2) /* How much exactly are we supposed to reset? */
449 omap_gp_timer_reset(s);
450 break;
451
452 default:
453 OMAP_BAD_REG(addr);
454 }
455 }
456
457 static void omap_gp_timer_writeh(void *opaque, target_phys_addr_t addr,
458 uint32_t value)
459 {
460 struct omap_gp_timer_s *s = (struct omap_gp_timer_s *) opaque;
461
462 if (addr & 2)
463 return omap_gp_timer_write(opaque, addr, (value << 16) | s->writeh);
464 else
465 s->writeh = (uint16_t) value;
466 }
467
468 static CPUWriteMemoryFunc *omap_gp_timer_writefn[] = {
469 omap_badwidth_write32,
470 omap_gp_timer_writeh,
471 omap_gp_timer_write,
472 };
473
474 struct omap_gp_timer_s *omap_gp_timer_init(struct omap_target_agent_s *ta,
475 qemu_irq irq, omap_clk fclk, omap_clk iclk)
476 {
477 int iomemtype;
478 struct omap_gp_timer_s *s = (struct omap_gp_timer_s *)
479 qemu_mallocz(sizeof(struct omap_gp_timer_s));
480
481 s->ta = ta;
482 s->irq = irq;
483 s->clk = fclk;
484 s->timer = qemu_new_timer(vm_clock, omap_gp_timer_tick, s);
485 s->match = qemu_new_timer(vm_clock, omap_gp_timer_match, s);
486 s->in = qemu_allocate_irqs(omap_gp_timer_input, s, 1)[0];
487 omap_gp_timer_reset(s);
488 omap_gp_timer_clk_setup(s);
489
490 iomemtype = l4_register_io_memory(0, omap_gp_timer_readfn,
491 omap_gp_timer_writefn, s);
492 s->base = omap_l4_attach(ta, 0, iomemtype);
493
494 return s;
495 }
496
497 /* 32-kHz Sync Timer of the OMAP2 */
498 static uint32_t omap_synctimer_read(struct omap_synctimer_s *s) {
499 return muldiv64(qemu_get_clock(vm_clock), 0x8000, ticks_per_sec);
500 }
501
502 static void omap_synctimer_reset(struct omap_synctimer_s *s)
503 {
504 s->val = omap_synctimer_read(s);
505 }
506
507 static uint32_t omap_synctimer_readw(void *opaque, target_phys_addr_t addr)
508 {
509 struct omap_synctimer_s *s = (struct omap_synctimer_s *) opaque;
510 int offset = addr - s->base;
511
512 switch (offset) {
513 case 0x00: /* 32KSYNCNT_REV */
514 return 0x21;
515
516 case 0x10: /* CR */
517 return omap_synctimer_read(s) - s->val;
518 }
519
520 OMAP_BAD_REG(addr);
521 return 0;
522 }
523
524 static uint32_t omap_synctimer_readh(void *opaque, target_phys_addr_t addr)
525 {
526 struct omap_synctimer_s *s = (struct omap_synctimer_s *) opaque;
527 uint32_t ret;
528
529 if (addr & 2)
530 return s->readh;
531 else {
532 ret = omap_synctimer_readw(opaque, addr);
533 s->readh = ret >> 16;
534 return ret & 0xffff;
535 }
536 }
537
538 static CPUReadMemoryFunc *omap_synctimer_readfn[] = {
539 omap_badwidth_read32,
540 omap_synctimer_readh,
541 omap_synctimer_readw,
542 };
543
544 static void omap_synctimer_write(void *opaque, target_phys_addr_t addr,
545 uint32_t value)
546 {
547 OMAP_BAD_REG(addr);
548 }
549
550 static CPUWriteMemoryFunc *omap_synctimer_writefn[] = {
551 omap_badwidth_write32,
552 omap_synctimer_write,
553 omap_synctimer_write,
554 };
555
556 void omap_synctimer_init(struct omap_target_agent_s *ta,
557 struct omap_mpu_state_s *mpu, omap_clk fclk, omap_clk iclk)
558 {
559 struct omap_synctimer_s *s = &mpu->synctimer;
560
561 omap_synctimer_reset(s);
562 s->base = omap_l4_attach(ta, 0, l4_register_io_memory(0,
563 omap_synctimer_readfn, omap_synctimer_writefn, s));
564 }
565
566 /* General-Purpose Interface of OMAP2 */
567 struct omap2_gpio_s {
568 target_phys_addr_t base;
569 qemu_irq irq[2];
570 qemu_irq wkup;
571 qemu_irq *in;
572 qemu_irq handler[32];
573
574 uint8_t config[2];
575 uint32_t inputs;
576 uint32_t outputs;
577 uint32_t dir;
578 uint32_t level[2];
579 uint32_t edge[2];
580 uint32_t mask[2];
581 uint32_t wumask;
582 uint32_t ints[2];
583 uint32_t debounce;
584 uint8_t delay;
585 };
586
587 static inline void omap_gpio_module_int_update(struct omap2_gpio_s *s,
588 int line)
589 {
590 qemu_set_irq(s->irq[line], s->ints[line] & s->mask[line]);
591 }
592
593 static void omap_gpio_module_wake(struct omap2_gpio_s *s, int line)
594 {
595 if (!(s->config[0] & (1 << 2))) /* ENAWAKEUP */
596 return;
597 if (!(s->config[0] & (3 << 3))) /* Force Idle */
598 return;
599 if (!(s->wumask & (1 << line)))
600 return;
601
602 qemu_irq_raise(s->wkup);
603 }
604
605 static inline void omap_gpio_module_out_update(struct omap2_gpio_s *s,
606 uint32_t diff)
607 {
608 int ln;
609
610 s->outputs ^= diff;
611 diff &= ~s->dir;
612 while ((ln = ffs(diff))) {
613 ln --;
614 qemu_set_irq(s->handler[ln], (s->outputs >> ln) & 1);
615 diff &= ~(1 << ln);
616 }
617 }
618
619 static void omap_gpio_module_level_update(struct omap2_gpio_s *s, int line)
620 {
621 s->ints[line] |= s->dir &
622 ((s->inputs & s->level[1]) | (~s->inputs & s->level[0]));
623 omap_gpio_module_int_update(s, line);
624 }
625
626 static inline void omap_gpio_module_int(struct omap2_gpio_s *s, int line)
627 {
628 s->ints[0] |= 1 << line;
629 omap_gpio_module_int_update(s, 0);
630 s->ints[1] |= 1 << line;
631 omap_gpio_module_int_update(s, 1);
632 omap_gpio_module_wake(s, line);
633 }
634
635 static void omap_gpio_module_set(void *opaque, int line, int level)
636 {
637 struct omap2_gpio_s *s = (struct omap2_gpio_s *) opaque;
638
639 if (level) {
640 if (s->dir & (1 << line) & ((~s->inputs & s->edge[0]) | s->level[1]))
641 omap_gpio_module_int(s, line);
642 s->inputs |= 1 << line;
643 } else {
644 if (s->dir & (1 << line) & ((s->inputs & s->edge[1]) | s->level[0]))
645 omap_gpio_module_int(s, line);
646 s->inputs &= ~(1 << line);
647 }
648 }
649
650 static void omap_gpio_module_reset(struct omap2_gpio_s *s)
651 {
652 s->config[0] = 0;
653 s->config[1] = 2;
654 s->ints[0] = 0;
655 s->ints[1] = 0;
656 s->mask[0] = 0;
657 s->mask[1] = 0;
658 s->wumask = 0;
659 s->dir = ~0;
660 s->level[0] = 0;
661 s->level[1] = 0;
662 s->edge[0] = 0;
663 s->edge[1] = 0;
664 s->debounce = 0;
665 s->delay = 0;
666 }
667
668 static uint32_t omap_gpio_module_read(void *opaque, target_phys_addr_t addr)
669 {
670 struct omap2_gpio_s *s = (struct omap2_gpio_s *) opaque;
671 int offset = addr - s->base;
672
673 switch (offset) {
674 case 0x00: /* GPIO_REVISION */
675 return 0x18;
676
677 case 0x10: /* GPIO_SYSCONFIG */
678 return s->config[0];
679
680 case 0x14: /* GPIO_SYSSTATUS */
681 return 0x01;
682
683 case 0x18: /* GPIO_IRQSTATUS1 */
684 return s->ints[0];
685
686 case 0x1c: /* GPIO_IRQENABLE1 */
687 case 0x60: /* GPIO_CLEARIRQENABLE1 */
688 case 0x64: /* GPIO_SETIRQENABLE1 */
689 return s->mask[0];
690
691 case 0x20: /* GPIO_WAKEUPENABLE */
692 case 0x80: /* GPIO_CLEARWKUENA */
693 case 0x84: /* GPIO_SETWKUENA */
694 return s->wumask;
695
696 case 0x28: /* GPIO_IRQSTATUS2 */
697 return s->ints[1];
698
699 case 0x2c: /* GPIO_IRQENABLE2 */
700 case 0x70: /* GPIO_CLEARIRQENABLE2 */
701 case 0x74: /* GPIO_SETIREQNEABLE2 */
702 return s->mask[1];
703
704 case 0x30: /* GPIO_CTRL */
705 return s->config[1];
706
707 case 0x34: /* GPIO_OE */
708 return s->dir;
709
710 case 0x38: /* GPIO_DATAIN */
711 return s->inputs;
712
713 case 0x3c: /* GPIO_DATAOUT */
714 case 0x90: /* GPIO_CLEARDATAOUT */
715 case 0x94: /* GPIO_SETDATAOUT */
716 return s->outputs;
717
718 case 0x40: /* GPIO_LEVELDETECT0 */
719 return s->level[0];
720
721 case 0x44: /* GPIO_LEVELDETECT1 */
722 return s->level[1];
723
724 case 0x48: /* GPIO_RISINGDETECT */
725 return s->edge[0];
726
727 case 0x4c: /* GPIO_FALLINGDETECT */
728 return s->edge[1];
729
730 case 0x50: /* GPIO_DEBOUNCENABLE */
731 return s->debounce;
732
733 case 0x54: /* GPIO_DEBOUNCINGTIME */
734 return s->delay;
735 }
736
737 OMAP_BAD_REG(addr);
738 return 0;
739 }
740
741 static void omap_gpio_module_write(void *opaque, target_phys_addr_t addr,
742 uint32_t value)
743 {
744 struct omap2_gpio_s *s = (struct omap2_gpio_s *) opaque;
745 int offset = addr - s->base;
746 uint32_t diff;
747 int ln;
748
749 switch (offset) {
750 case 0x00: /* GPIO_REVISION */
751 case 0x14: /* GPIO_SYSSTATUS */
752 case 0x38: /* GPIO_DATAIN */
753 OMAP_RO_REG(addr);
754 break;
755
756 case 0x10: /* GPIO_SYSCONFIG */
757 if (((value >> 3) & 3) == 3)
758 fprintf(stderr, "%s: bad IDLEMODE value\n", __FUNCTION__);
759 if (value & 2)
760 omap_gpio_module_reset(s);
761 s->config[0] = value & 0x1d;
762 break;
763
764 case 0x18: /* GPIO_IRQSTATUS1 */
765 if (s->ints[0] & value) {
766 s->ints[0] &= ~value;
767 omap_gpio_module_level_update(s, 0);
768 }
769 break;
770
771 case 0x1c: /* GPIO_IRQENABLE1 */
772 s->mask[0] = value;
773 omap_gpio_module_int_update(s, 0);
774 break;
775
776 case 0x20: /* GPIO_WAKEUPENABLE */
777 s->wumask = value;
778 break;
779
780 case 0x28: /* GPIO_IRQSTATUS2 */
781 if (s->ints[1] & value) {
782 s->ints[1] &= ~value;
783 omap_gpio_module_level_update(s, 1);
784 }
785 break;
786
787 case 0x2c: /* GPIO_IRQENABLE2 */
788 s->mask[1] = value;
789 omap_gpio_module_int_update(s, 1);
790 break;
791
792 case 0x30: /* GPIO_CTRL */
793 s->config[1] = value & 7;
794 break;
795
796 case 0x34: /* GPIO_OE */
797 diff = s->outputs & (s->dir ^ value);
798 s->dir = value;
799
800 value = s->outputs & ~s->dir;
801 while ((ln = ffs(diff))) {
802 diff &= ~(1 <<-- ln);
803 qemu_set_irq(s->handler[ln], (value >> ln) & 1);
804 }
805
806 omap_gpio_module_level_update(s, 0);
807 omap_gpio_module_level_update(s, 1);
808 break;
809
810 case 0x3c: /* GPIO_DATAOUT */
811 omap_gpio_module_out_update(s, s->outputs ^ value);
812 break;
813
814 case 0x40: /* GPIO_LEVELDETECT0 */
815 s->level[0] = value;
816 omap_gpio_module_level_update(s, 0);
817 omap_gpio_module_level_update(s, 1);
818 break;
819
820 case 0x44: /* GPIO_LEVELDETECT1 */
821 s->level[1] = value;
822 omap_gpio_module_level_update(s, 0);
823 omap_gpio_module_level_update(s, 1);
824 break;
825
826 case 0x48: /* GPIO_RISINGDETECT */
827 s->edge[0] = value;
828 break;
829
830 case 0x4c: /* GPIO_FALLINGDETECT */
831 s->edge[1] = value;
832 break;
833
834 case 0x50: /* GPIO_DEBOUNCENABLE */
835 s->debounce = value;
836 break;
837
838 case 0x54: /* GPIO_DEBOUNCINGTIME */
839 s->delay = value;
840 break;
841
842 case 0x60: /* GPIO_CLEARIRQENABLE1 */
843 s->mask[0] &= ~value;
844 omap_gpio_module_int_update(s, 0);
845 break;
846
847 case 0x64: /* GPIO_SETIRQENABLE1 */
848 s->mask[0] |= value;
849 omap_gpio_module_int_update(s, 0);
850 break;
851
852 case 0x70: /* GPIO_CLEARIRQENABLE2 */
853 s->mask[1] &= ~value;
854 omap_gpio_module_int_update(s, 1);
855 break;
856
857 case 0x74: /* GPIO_SETIREQNEABLE2 */
858 s->mask[1] |= value;
859 omap_gpio_module_int_update(s, 1);
860 break;
861
862 case 0x80: /* GPIO_CLEARWKUENA */
863 s->wumask &= ~value;
864 break;
865
866 case 0x84: /* GPIO_SETWKUENA */
867 s->wumask |= value;
868 break;
869
870 case 0x90: /* GPIO_CLEARDATAOUT */
871 omap_gpio_module_out_update(s, s->outputs & value);
872 break;
873
874 case 0x94: /* GPIO_SETDATAOUT */
875 omap_gpio_module_out_update(s, ~s->outputs & value);
876 break;
877
878 default:
879 OMAP_BAD_REG(addr);
880 return;
881 }
882 }
883
884 static uint32_t omap_gpio_module_readp(void *opaque, target_phys_addr_t addr)
885 {
886 return omap_gpio_module_readp(opaque, addr) >> ((addr & 3) << 3);
887 }
888
889 static void omap_gpio_module_writep(void *opaque, target_phys_addr_t addr,
890 uint32_t value)
891 {
892 struct omap2_gpio_s *s = (struct omap2_gpio_s *) opaque;
893 int offset = addr - s->base;
894 uint32_t cur = 0;
895 uint32_t mask = 0xffff;
896
897 switch (offset & ~3) {
898 case 0x00: /* GPIO_REVISION */
899 case 0x14: /* GPIO_SYSSTATUS */
900 case 0x38: /* GPIO_DATAIN */
901 OMAP_RO_REG(addr);
902 break;
903
904 case 0x10: /* GPIO_SYSCONFIG */
905 case 0x1c: /* GPIO_IRQENABLE1 */
906 case 0x20: /* GPIO_WAKEUPENABLE */
907 case 0x2c: /* GPIO_IRQENABLE2 */
908 case 0x30: /* GPIO_CTRL */
909 case 0x34: /* GPIO_OE */
910 case 0x3c: /* GPIO_DATAOUT */
911 case 0x40: /* GPIO_LEVELDETECT0 */
912 case 0x44: /* GPIO_LEVELDETECT1 */
913 case 0x48: /* GPIO_RISINGDETECT */
914 case 0x4c: /* GPIO_FALLINGDETECT */
915 case 0x50: /* GPIO_DEBOUNCENABLE */
916 case 0x54: /* GPIO_DEBOUNCINGTIME */
917 cur = omap_gpio_module_read(opaque, addr & ~3) &
918 ~(mask << ((addr & 3) << 3));
919
920 /* Fall through. */
921 case 0x18: /* GPIO_IRQSTATUS1 */
922 case 0x28: /* GPIO_IRQSTATUS2 */
923 case 0x60: /* GPIO_CLEARIRQENABLE1 */
924 case 0x64: /* GPIO_SETIRQENABLE1 */
925 case 0x70: /* GPIO_CLEARIRQENABLE2 */
926 case 0x74: /* GPIO_SETIREQNEABLE2 */
927 case 0x80: /* GPIO_CLEARWKUENA */
928 case 0x84: /* GPIO_SETWKUENA */
929 case 0x90: /* GPIO_CLEARDATAOUT */
930 case 0x94: /* GPIO_SETDATAOUT */
931 value <<= (addr & 3) << 3;
932 omap_gpio_module_write(opaque, addr, cur | value);
933 break;
934
935 default:
936 OMAP_BAD_REG(addr);
937 return;
938 }
939 }
940
941 static CPUReadMemoryFunc *omap_gpio_module_readfn[] = {
942 omap_gpio_module_readp,
943 omap_gpio_module_readp,
944 omap_gpio_module_read,
945 };
946
947 static CPUWriteMemoryFunc *omap_gpio_module_writefn[] = {
948 omap_gpio_module_writep,
949 omap_gpio_module_writep,
950 omap_gpio_module_write,
951 };
952
953 static void omap_gpio_module_init(struct omap2_gpio_s *s,
954 struct omap_target_agent_s *ta, int region,
955 qemu_irq mpu, qemu_irq dsp, qemu_irq wkup,
956 omap_clk fclk, omap_clk iclk)
957 {
958 int iomemtype;
959
960 s->irq[0] = mpu;
961 s->irq[1] = dsp;
962 s->wkup = wkup;
963 s->in = qemu_allocate_irqs(omap_gpio_module_set, s, 32);
964
965 iomemtype = l4_register_io_memory(0, omap_gpio_module_readfn,
966 omap_gpio_module_writefn, s);
967 s->base = omap_l4_attach(ta, region, iomemtype);
968 }
969
970 struct omap_gpif_s {
971 struct omap2_gpio_s module[5];
972 int modules;
973
974 target_phys_addr_t topbase;
975 int autoidle;
976 int gpo;
977 };
978
979 static void omap_gpif_reset(struct omap_gpif_s *s)
980 {
981 int i;
982
983 for (i = 0; i < s->modules; i ++)
984 omap_gpio_module_reset(s->module + i);
985
986 s->autoidle = 0;
987 s->gpo = 0;
988 }
989
990 static uint32_t omap_gpif_top_read(void *opaque, target_phys_addr_t addr)
991 {
992 struct omap_gpif_s *s = (struct omap_gpif_s *) opaque;
993 int offset = addr - s->topbase;
994
995 switch (offset) {
996 case 0x00: /* IPGENERICOCPSPL_REVISION */
997 return 0x18;
998
999 case 0x10: /* IPGENERICOCPSPL_SYSCONFIG */
1000 return s->autoidle;
1001
1002 case 0x14: /* IPGENERICOCPSPL_SYSSTATUS */
1003 return 0x01;
1004
1005 case 0x18: /* IPGENERICOCPSPL_IRQSTATUS */
1006 return 0x00;
1007
1008 case 0x40: /* IPGENERICOCPSPL_GPO */
1009 return s->gpo;
1010
1011 case 0x50: /* IPGENERICOCPSPL_GPI */
1012 return 0x00;
1013 }
1014
1015 OMAP_BAD_REG(addr);
1016 return 0;
1017 }
1018
1019 static void omap_gpif_top_write(void *opaque, target_phys_addr_t addr,
1020 uint32_t value)
1021 {
1022 struct omap_gpif_s *s = (struct omap_gpif_s *) opaque;
1023 int offset = addr - s->topbase;
1024
1025 switch (offset) {
1026 case 0x00: /* IPGENERICOCPSPL_REVISION */
1027 case 0x14: /* IPGENERICOCPSPL_SYSSTATUS */
1028 case 0x18: /* IPGENERICOCPSPL_IRQSTATUS */
1029 case 0x50: /* IPGENERICOCPSPL_GPI */
1030 OMAP_RO_REG(addr);
1031 break;
1032
1033 case 0x10: /* IPGENERICOCPSPL_SYSCONFIG */
1034 if (value & (1 << 1)) /* SOFTRESET */
1035 omap_gpif_reset(s);
1036 s->autoidle = value & 1;
1037 break;
1038
1039 case 0x40: /* IPGENERICOCPSPL_GPO */
1040 s->gpo = value & 1;
1041 break;
1042
1043 default:
1044 OMAP_BAD_REG(addr);
1045 return;
1046 }
1047 }
1048
1049 static CPUReadMemoryFunc *omap_gpif_top_readfn[] = {
1050 omap_gpif_top_read,
1051 omap_gpif_top_read,
1052 omap_gpif_top_read,
1053 };
1054
1055 static CPUWriteMemoryFunc *omap_gpif_top_writefn[] = {
1056 omap_gpif_top_write,
1057 omap_gpif_top_write,
1058 omap_gpif_top_write,
1059 };
1060
1061 struct omap_gpif_s *omap2_gpio_init(struct omap_target_agent_s *ta,
1062 qemu_irq *irq, omap_clk *fclk, omap_clk iclk, int modules)
1063 {
1064 int iomemtype, i;
1065 struct omap_gpif_s *s = (struct omap_gpif_s *)
1066 qemu_mallocz(sizeof(struct omap_gpif_s));
1067 int region[4] = { 0, 2, 4, 5 };
1068
1069 s->modules = modules;
1070 for (i = 0; i < modules; i ++)
1071 omap_gpio_module_init(s->module + i, ta, region[i],
1072 irq[i], 0, 0, fclk[i], iclk);
1073
1074 omap_gpif_reset(s);
1075
1076 iomemtype = l4_register_io_memory(0, omap_gpif_top_readfn,
1077 omap_gpif_top_writefn, s);
1078 s->topbase = omap_l4_attach(ta, 1, iomemtype);
1079
1080 return s;
1081 }
1082
1083 qemu_irq *omap2_gpio_in_get(struct omap_gpif_s *s, int start)
1084 {
1085 if (start >= s->modules * 32 || start < 0)
1086 cpu_abort(cpu_single_env, "%s: No GPIO line %i\n",
1087 __FUNCTION__, start);
1088 return s->module[start >> 5].in + (start & 31);
1089 }
1090
1091 void omap2_gpio_out_set(struct omap_gpif_s *s, int line, qemu_irq handler)
1092 {
1093 if (line >= s->modules * 32 || line < 0)
1094 cpu_abort(cpu_single_env, "%s: No GPIO line %i\n", __FUNCTION__, line);
1095 s->module[line >> 5].handler[line & 31] = handler;
1096 }
1097
1098 /* Multichannel SPI */
1099 struct omap_mcspi_s {
1100 target_phys_addr_t base;
1101 qemu_irq irq;
1102 int chnum;
1103
1104 uint32_t sysconfig;
1105 uint32_t systest;
1106 uint32_t irqst;
1107 uint32_t irqen;
1108 uint32_t wken;
1109 uint32_t control;
1110
1111 struct omap_mcspi_ch_s {
1112 qemu_irq txdrq;
1113 qemu_irq rxdrq;
1114 uint32_t (*txrx)(void *opaque, uint32_t, int);
1115 void *opaque;
1116
1117 uint32_t tx;
1118 uint32_t rx;
1119
1120 uint32_t config;
1121 uint32_t status;
1122 uint32_t control;
1123 } ch[4];
1124 };
1125
1126 static inline void omap_mcspi_interrupt_update(struct omap_mcspi_s *s)
1127 {
1128 qemu_set_irq(s->irq, s->irqst & s->irqen);
1129 }
1130
1131 static inline void omap_mcspi_dmarequest_update(struct omap_mcspi_ch_s *ch)
1132 {
1133 qemu_set_irq(ch->txdrq,
1134 (ch->control & 1) && /* EN */
1135 (ch->config & (1 << 14)) && /* DMAW */
1136 (ch->status & (1 << 1)) && /* TXS */
1137 ((ch->config >> 12) & 3) != 1); /* TRM */
1138 qemu_set_irq(ch->rxdrq,
1139 (ch->control & 1) && /* EN */
1140 (ch->config & (1 << 15)) && /* DMAW */
1141 (ch->status & (1 << 0)) && /* RXS */
1142 ((ch->config >> 12) & 3) != 2); /* TRM */
1143 }
1144
1145 static void omap_mcspi_transfer_run(struct omap_mcspi_s *s, int chnum)
1146 {
1147 struct omap_mcspi_ch_s *ch = s->ch + chnum;
1148
1149 if (!(ch->control & 1)) /* EN */
1150 return;
1151 if ((ch->status & (1 << 0)) && /* RXS */
1152 ((ch->config >> 12) & 3) != 2 && /* TRM */
1153 !(ch->config & (1 << 19))) /* TURBO */
1154 goto intr_update;
1155 if ((ch->status & (1 << 1)) && /* TXS */
1156 ((ch->config >> 12) & 3) != 1) /* TRM */
1157 goto intr_update;
1158
1159 if (!(s->control & 1) || /* SINGLE */
1160 (ch->config & (1 << 20))) { /* FORCE */
1161 if (ch->txrx)
1162 ch->rx = ch->txrx(ch->opaque, ch->tx, /* WL */
1163 1 + (0x1f & (ch->config >> 7)));
1164 }
1165
1166 ch->tx = 0;
1167 ch->status |= 1 << 2; /* EOT */
1168 ch->status |= 1 << 1; /* TXS */
1169 if (((ch->config >> 12) & 3) != 2) /* TRM */
1170 ch->status |= 1 << 0; /* RXS */
1171
1172 intr_update:
1173 if ((ch->status & (1 << 0)) && /* RXS */
1174 ((ch->config >> 12) & 3) != 2 && /* TRM */
1175 !(ch->config & (1 << 19))) /* TURBO */
1176 s->irqst |= 1 << (2 + 4 * chnum); /* RX_FULL */
1177 if ((ch->status & (1 << 1)) && /* TXS */
1178 ((ch->config >> 12) & 3) != 1) /* TRM */
1179 s->irqst |= 1 << (0 + 4 * chnum); /* TX_EMPTY */
1180 omap_mcspi_interrupt_update(s);
1181 omap_mcspi_dmarequest_update(ch);
1182 }
1183
1184 static void omap_mcspi_reset(struct omap_mcspi_s *s)
1185 {
1186 int ch;
1187
1188 s->sysconfig = 0;
1189 s->systest = 0;
1190 s->irqst = 0;
1191 s->irqen = 0;
1192 s->wken = 0;
1193 s->control = 4;
1194
1195 for (ch = 0; ch < 4; ch ++) {
1196 s->ch[ch].config = 0x060000;
1197 s->ch[ch].status = 2; /* TXS */
1198 s->ch[ch].control = 0;
1199
1200 omap_mcspi_dmarequest_update(s->ch + ch);
1201 }
1202
1203 omap_mcspi_interrupt_update(s);
1204 }
1205
1206 static uint32_t omap_mcspi_read(void *opaque, target_phys_addr_t addr)
1207 {
1208 struct omap_mcspi_s *s = (struct omap_mcspi_s *) opaque;
1209 int offset = addr - s->base;
1210 int ch = 0;
1211 uint32_t ret;
1212
1213 switch (offset) {
1214 case 0x00: /* MCSPI_REVISION */
1215 return 0x91;
1216
1217 case 0x10: /* MCSPI_SYSCONFIG */
1218 return s->sysconfig;
1219
1220 case 0x14: /* MCSPI_SYSSTATUS */
1221 return 1; /* RESETDONE */
1222
1223 case 0x18: /* MCSPI_IRQSTATUS */
1224 return s->irqst;
1225
1226 case 0x1c: /* MCSPI_IRQENABLE */
1227 return s->irqen;
1228
1229 case 0x20: /* MCSPI_WAKEUPENABLE */
1230 return s->wken;
1231
1232 case 0x24: /* MCSPI_SYST */
1233 return s->systest;
1234
1235 case 0x28: /* MCSPI_MODULCTRL */
1236 return s->control;
1237
1238 case 0x68: ch ++;
1239 case 0x54: ch ++;
1240 case 0x40: ch ++;
1241 case 0x2c: /* MCSPI_CHCONF */
1242 return s->ch[ch].config;
1243
1244 case 0x6c: ch ++;
1245 case 0x58: ch ++;
1246 case 0x44: ch ++;
1247 case 0x30: /* MCSPI_CHSTAT */
1248 return s->ch[ch].status;
1249
1250 case 0x70: ch ++;
1251 case 0x5c: ch ++;
1252 case 0x48: ch ++;
1253 case 0x34: /* MCSPI_CHCTRL */
1254 return s->ch[ch].control;
1255
1256 case 0x74: ch ++;
1257 case 0x60: ch ++;
1258 case 0x4c: ch ++;
1259 case 0x38: /* MCSPI_TX */
1260 return s->ch[ch].tx;
1261
1262 case 0x78: ch ++;
1263 case 0x64: ch ++;
1264 case 0x50: ch ++;
1265 case 0x3c: /* MCSPI_RX */
1266 s->ch[ch].status &= ~(1 << 0); /* RXS */
1267 ret = s->ch[ch].rx;
1268 omap_mcspi_transfer_run(s, ch);
1269 return ret;
1270 }
1271
1272 OMAP_BAD_REG(addr);
1273 return 0;
1274 }
1275
1276 static void omap_mcspi_write(void *opaque, target_phys_addr_t addr,
1277 uint32_t value)
1278 {
1279 struct omap_mcspi_s *s = (struct omap_mcspi_s *) opaque;
1280 int offset = addr - s->base;
1281 int ch = 0;
1282
1283 switch (offset) {
1284 case 0x00: /* MCSPI_REVISION */
1285 case 0x14: /* MCSPI_SYSSTATUS */
1286 case 0x30: /* MCSPI_CHSTAT0 */
1287 case 0x3c: /* MCSPI_RX0 */
1288 case 0x44: /* MCSPI_CHSTAT1 */
1289 case 0x50: /* MCSPI_RX1 */
1290 case 0x58: /* MCSPI_CHSTAT2 */
1291 case 0x64: /* MCSPI_RX2 */
1292 case 0x6c: /* MCSPI_CHSTAT3 */
1293 case 0x78: /* MCSPI_RX3 */
1294 OMAP_RO_REG(addr);
1295 return;
1296
1297 case 0x10: /* MCSPI_SYSCONFIG */
1298 if (value & (1 << 1)) /* SOFTRESET */
1299 omap_mcspi_reset(s);
1300 s->sysconfig = value & 0x31d;
1301 break;
1302
1303 case 0x18: /* MCSPI_IRQSTATUS */
1304 if (!((s->control & (1 << 3)) && (s->systest & (1 << 11)))) {
1305 s->irqst &= ~value;
1306 omap_mcspi_interrupt_update(s);
1307 }
1308 break;
1309
1310 case 0x1c: /* MCSPI_IRQENABLE */
1311 s->irqen = value & 0x1777f;
1312 omap_mcspi_interrupt_update(s);
1313 break;
1314
1315 case 0x20: /* MCSPI_WAKEUPENABLE */
1316 s->wken = value & 1;
1317 break;
1318
1319 case 0x24: /* MCSPI_SYST */
1320 if (s->control & (1 << 3)) /* SYSTEM_TEST */
1321 if (value & (1 << 11)) { /* SSB */
1322 s->irqst |= 0x1777f;
1323 omap_mcspi_interrupt_update(s);
1324 }
1325 s->systest = value & 0xfff;
1326 break;
1327
1328 case 0x28: /* MCSPI_MODULCTRL */
1329 if (value & (1 << 3)) /* SYSTEM_TEST */
1330 if (s->systest & (1 << 11)) { /* SSB */
1331 s->irqst |= 0x1777f;
1332 omap_mcspi_interrupt_update(s);
1333 }
1334 s->control = value & 0xf;
1335 break;
1336
1337 case 0x68: ch ++;
1338 case 0x54: ch ++;
1339 case 0x40: ch ++;
1340 case 0x2c: /* MCSPI_CHCONF */
1341 if ((value ^ s->ch[ch].config) & (3 << 14)) /* DMAR | DMAW */
1342 omap_mcspi_dmarequest_update(s->ch + ch);
1343 if (((value >> 12) & 3) == 3) /* TRM */
1344 fprintf(stderr, "%s: invalid TRM value (3)\n", __FUNCTION__);
1345 if (((value >> 7) & 0x1f) < 3) /* WL */
1346 fprintf(stderr, "%s: invalid WL value (%i)\n",
1347 __FUNCTION__, (value >> 7) & 0x1f);
1348 s->ch[ch].config = value & 0x7fffff;
1349 break;
1350
1351 case 0x70: ch ++;
1352 case 0x5c: ch ++;
1353 case 0x48: ch ++;
1354 case 0x34: /* MCSPI_CHCTRL */
1355 if (value & ~s->ch[ch].control & 1) { /* EN */
1356 s->ch[ch].control |= 1;
1357 omap_mcspi_transfer_run(s, ch);
1358 } else
1359 s->ch[ch].control = value & 1;
1360 break;
1361
1362 case 0x74: ch ++;
1363 case 0x60: ch ++;
1364 case 0x4c: ch ++;
1365 case 0x38: /* MCSPI_TX */
1366 s->ch[ch].tx = value;
1367 s->ch[ch].status &= ~(1 << 1); /* TXS */
1368 omap_mcspi_transfer_run(s, ch);
1369 break;
1370
1371 default:
1372 OMAP_BAD_REG(addr);
1373 return;
1374 }
1375 }
1376
1377 static CPUReadMemoryFunc *omap_mcspi_readfn[] = {
1378 omap_badwidth_read32,
1379 omap_badwidth_read32,
1380 omap_mcspi_read,
1381 };
1382
1383 static CPUWriteMemoryFunc *omap_mcspi_writefn[] = {
1384 omap_badwidth_write32,
1385 omap_badwidth_write32,
1386 omap_mcspi_write,
1387 };
1388
1389 struct omap_mcspi_s *omap_mcspi_init(struct omap_target_agent_s *ta, int chnum,
1390 qemu_irq irq, qemu_irq *drq, omap_clk fclk, omap_clk iclk)
1391 {
1392 int iomemtype;
1393 struct omap_mcspi_s *s = (struct omap_mcspi_s *)
1394 qemu_mallocz(sizeof(struct omap_mcspi_s));
1395 struct omap_mcspi_ch_s *ch = s->ch;
1396
1397 s->irq = irq;
1398 s->chnum = chnum;
1399 while (chnum --) {
1400 ch->txdrq = *drq ++;
1401 ch->rxdrq = *drq ++;
1402 ch ++;
1403 }
1404 omap_mcspi_reset(s);
1405
1406 iomemtype = l4_register_io_memory(0, omap_mcspi_readfn,
1407 omap_mcspi_writefn, s);
1408 s->base = omap_l4_attach(ta, 0, iomemtype);
1409
1410 return s;
1411 }
1412
1413 void omap_mcspi_attach(struct omap_mcspi_s *s,
1414 uint32_t (*txrx)(void *opaque, uint32_t, int), void *opaque,
1415 int chipselect)
1416 {
1417 if (chipselect < 0 || chipselect >= s->chnum)
1418 cpu_abort(cpu_single_env, "%s: Bad chipselect %i\n",
1419 __FUNCTION__, chipselect);
1420
1421 s->ch[chipselect].txrx = txrx;
1422 s->ch[chipselect].opaque = opaque;
1423 }
1424
1425 /* Enhanced Audio Controller (CODEC only) */
1426 struct omap_eac_s {
1427 target_phys_addr_t base;
1428 qemu_irq irq;
1429
1430 uint16_t sysconfig;
1431 uint8_t config[4];
1432 uint8_t control;
1433 uint8_t address;
1434 uint16_t data;
1435 uint8_t vtol;
1436 uint8_t vtsl;
1437 uint16_t mixer;
1438 uint16_t gain[4];
1439 uint8_t att;
1440 uint16_t max[7];
1441
1442 struct {
1443 qemu_irq txdrq;
1444 qemu_irq rxdrq;
1445 uint32_t (*txrx)(void *opaque, uint32_t, int);
1446 void *opaque;
1447
1448 #define EAC_BUF_LEN 1024
1449 uint32_t rxbuf[EAC_BUF_LEN];
1450 int rxoff;
1451 int rxlen;
1452 int rxavail;
1453 uint32_t txbuf[EAC_BUF_LEN];
1454 int txlen;
1455 int txavail;
1456
1457 int enable;
1458 int rate;
1459
1460 uint16_t config[4];
1461
1462 /* These need to be moved to the actual codec */
1463 QEMUSoundCard card;
1464 SWVoiceIn *in_voice;
1465 SWVoiceOut *out_voice;
1466 int hw_enable;
1467 } codec;
1468
1469 struct {
1470 uint8_t control;
1471 uint16_t config;
1472 } modem, bt;
1473 };
1474
1475 static inline void omap_eac_interrupt_update(struct omap_eac_s *s)
1476 {
1477 qemu_set_irq(s->irq, (s->codec.config[1] >> 14) & 1); /* AURDI */
1478 }
1479
1480 static inline void omap_eac_in_dmarequest_update(struct omap_eac_s *s)
1481 {
1482 qemu_set_irq(s->codec.rxdrq, (s->codec.rxavail || s->codec.rxlen) &&
1483 ((s->codec.config[1] >> 12) & 1)); /* DMAREN */
1484 }
1485
1486 static inline void omap_eac_out_dmarequest_update(struct omap_eac_s *s)
1487 {
1488 qemu_set_irq(s->codec.txdrq, s->codec.txlen < s->codec.txavail &&
1489 ((s->codec.config[1] >> 11) & 1)); /* DMAWEN */
1490 }
1491
1492 static inline void omap_eac_in_refill(struct omap_eac_s *s)
1493 {
1494 int left = MIN(EAC_BUF_LEN - s->codec.rxlen, s->codec.rxavail) << 2;
1495 int start = ((s->codec.rxoff + s->codec.rxlen) & (EAC_BUF_LEN - 1)) << 2;
1496 int leftwrap = MIN(left, (EAC_BUF_LEN << 2) - start);
1497 int recv = 1;
1498 uint8_t *buf = (uint8_t *) s->codec.rxbuf + start;
1499
1500 left -= leftwrap;
1501 start = 0;
1502 while (leftwrap && (recv = AUD_read(s->codec.in_voice, buf + start,
1503 leftwrap)) > 0) { /* Be defensive */
1504 start += recv;
1505 leftwrap -= recv;
1506 }
1507 if (recv <= 0)
1508 s->codec.rxavail = 0;
1509 else
1510 s->codec.rxavail -= start >> 2;
1511 s->codec.rxlen += start >> 2;
1512
1513 if (recv > 0 && left > 0) {
1514 start = 0;
1515 while (left && (recv = AUD_read(s->codec.in_voice,
1516 (uint8_t *) s->codec.rxbuf + start,
1517 left)) > 0) { /* Be defensive */
1518 start += recv;
1519 left -= recv;
1520 }
1521 if (recv <= 0)
1522 s->codec.rxavail = 0;
1523 else
1524 s->codec.rxavail -= start >> 2;
1525 s->codec.rxlen += start >> 2;
1526 }
1527 }
1528
1529 static inline void omap_eac_out_empty(struct omap_eac_s *s)
1530 {
1531 int left = s->codec.txlen << 2;
1532 int start = 0;
1533 int sent = 1;
1534
1535 while (left && (sent = AUD_write(s->codec.out_voice,
1536 (uint8_t *) s->codec.txbuf + start,
1537 left)) > 0) { /* Be defensive */
1538 start += sent;
1539 left -= sent;
1540 }
1541
1542 if (!sent) {
1543 s->codec.txavail = 0;
1544 omap_eac_out_dmarequest_update(s);
1545 }
1546
1547 if (start)
1548 s->codec.txlen = 0;
1549 }
1550
1551 static void omap_eac_in_cb(void *opaque, int avail_b)
1552 {
1553 struct omap_eac_s *s = (struct omap_eac_s *) opaque;
1554
1555 s->codec.rxavail = avail_b >> 2;
1556 omap_eac_in_refill(s);
1557 /* TODO: possibly discard current buffer if overrun */
1558 omap_eac_in_dmarequest_update(s);
1559 }
1560
1561 static void omap_eac_out_cb(void *opaque, int free_b)
1562 {
1563 struct omap_eac_s *s = (struct omap_eac_s *) opaque;
1564
1565 s->codec.txavail = free_b >> 2;
1566 if (s->codec.txlen)
1567 omap_eac_out_empty(s);
1568 else
1569 omap_eac_out_dmarequest_update(s);
1570 }
1571
1572 static void omap_eac_enable_update(struct omap_eac_s *s)
1573 {
1574 s->codec.enable = !(s->codec.config[1] & 1) && /* EACPWD */
1575 (s->codec.config[1] & 2) && /* AUDEN */
1576 s->codec.hw_enable;
1577 }
1578
1579 static const int omap_eac_fsint[4] = {
1580 8000,
1581 11025,
1582 22050,
1583 44100,
1584 };
1585
1586 static const int omap_eac_fsint2[8] = {
1587 8000,
1588 11025,
1589 22050,
1590 44100,
1591 48000,
1592 0, 0, 0,
1593 };
1594
1595 static const int omap_eac_fsint3[16] = {
1596 8000,
1597 11025,
1598 16000,
1599 22050,
1600 24000,
1601 32000,
1602 44100,
1603 48000,
1604 0, 0, 0, 0, 0, 0, 0, 0,
1605 };
1606
1607 static void omap_eac_rate_update(struct omap_eac_s *s)
1608 {
1609 int fsint[3];
1610
1611 fsint[2] = (s->codec.config[3] >> 9) & 0xf;
1612 fsint[1] = (s->codec.config[2] >> 0) & 0x7;
1613 fsint[0] = (s->codec.config[0] >> 6) & 0x3;
1614 if (fsint[2] < 0xf)
1615 s->codec.rate = omap_eac_fsint3[fsint[2]];
1616 else if (fsint[1] < 0x7)
1617 s->codec.rate = omap_eac_fsint2[fsint[1]];
1618 else
1619 s->codec.rate = omap_eac_fsint[fsint[0]];
1620 }
1621
1622 static void omap_eac_volume_update(struct omap_eac_s *s)
1623 {
1624 /* TODO */
1625 }
1626
1627 static void omap_eac_format_update(struct omap_eac_s *s)
1628 {
1629 audsettings_t fmt;
1630
1631 /* The hardware buffers at most one sample */
1632 if (s->codec.rxlen)
1633 s->codec.rxlen = 1;
1634
1635 if (s->codec.in_voice) {
1636 AUD_set_active_in(s->codec.in_voice, 0);
1637 AUD_close_in(&s->codec.card, s->codec.in_voice);
1638 s->codec.in_voice = 0;
1639 }
1640 if (s->codec.out_voice) {
1641 omap_eac_out_empty(s);
1642 AUD_set_active_out(s->codec.out_voice, 0);
1643 AUD_close_out(&s->codec.card, s->codec.out_voice);
1644 s->codec.out_voice = 0;
1645 s->codec.txavail = 0;
1646 }
1647 /* Discard what couldn't be written */
1648 s->codec.txlen = 0;
1649
1650 omap_eac_enable_update(s);
1651 if (!s->codec.enable)
1652 return;
1653
1654 omap_eac_rate_update(s);
1655 fmt.endianness = ((s->codec.config[0] >> 8) & 1); /* LI_BI */
1656 fmt.nchannels = ((s->codec.config[0] >> 10) & 1) ? 2 : 1; /* MN_ST */
1657 fmt.freq = s->codec.rate;
1658 /* TODO: signedness possibly depends on the CODEC hardware - or
1659 * does I2S specify it? */
1660 /* All register writes are 16 bits so we we store 16-bit samples
1661 * in the buffers regardless of AGCFR[B8_16] value. */
1662 fmt.fmt = AUD_FMT_U16;
1663
1664 s->codec.in_voice = AUD_open_in(&s->codec.card, s->codec.in_voice,
1665 "eac.codec.in", s, omap_eac_in_cb, &fmt);
1666 s->codec.out_voice = AUD_open_out(&s->codec.card, s->codec.out_voice,
1667 "eac.codec.out", s, omap_eac_out_cb, &fmt);
1668
1669 omap_eac_volume_update(s);
1670
1671 AUD_set_active_in(s->codec.in_voice, 1);
1672 AUD_set_active_out(s->codec.out_voice, 1);
1673 }
1674
1675 static void omap_eac_reset(struct omap_eac_s *s)
1676 {
1677 s->sysconfig = 0;
1678 s->config[0] = 0x0c;
1679 s->config[1] = 0x09;
1680 s->config[2] = 0xab;
1681 s->config[3] = 0x03;
1682 s->control = 0x00;
1683 s->address = 0x00;
1684 s->data = 0x0000;
1685 s->vtol = 0x00;
1686 s->vtsl = 0x00;
1687 s->mixer = 0x0000;
1688 s->gain[0] = 0xe7e7;
1689 s->gain[1] = 0x6767;
1690 s->gain[2] = 0x6767;
1691 s->gain[3] = 0x6767;
1692 s->att = 0xce;
1693 s->max[0] = 0;
1694 s->max[1] = 0;
1695 s->max[2] = 0;
1696 s->max[3] = 0;
1697 s->max[4] = 0;
1698 s->max[5] = 0;
1699 s->max[6] = 0;
1700
1701 s->modem.control = 0x00;
1702 s->modem.config = 0x0000;
1703 s->bt.control = 0x00;
1704 s->bt.config = 0x0000;
1705 s->codec.config[0] = 0x0649;
1706 s->codec.config[1] = 0x0000;
1707 s->codec.config[2] = 0x0007;
1708 s->codec.config[3] = 0x1ffc;
1709 s->codec.rxoff = 0;
1710 s->codec.rxlen = 0;
1711 s->codec.txlen = 0;
1712 s->codec.rxavail = 0;
1713 s->codec.txavail = 0;
1714
1715 omap_eac_format_update(s);
1716 omap_eac_interrupt_update(s);
1717 }
1718
1719 static uint32_t omap_eac_read(void *opaque, target_phys_addr_t addr)
1720 {
1721 struct omap_eac_s *s = (struct omap_eac_s *) opaque;
1722 int offset = addr - s->base;
1723 uint32_t ret;
1724
1725 switch (offset) {
1726 case 0x000: /* CPCFR1 */
1727 return s->config[0];
1728 case 0x004: /* CPCFR2 */
1729 return s->config[1];
1730 case 0x008: /* CPCFR3 */
1731 return s->config[2];
1732 case 0x00c: /* CPCFR4 */
1733 return s->config[3];
1734
1735 case 0x010: /* CPTCTL */
1736 return s->control | ((s->codec.rxavail + s->codec.rxlen > 0) << 7) |
1737 ((s->codec.txlen < s->codec.txavail) << 5);
1738
1739 case 0x014: /* CPTTADR */
1740 return s->address;
1741 case 0x018: /* CPTDATL */
1742 return s->data & 0xff;
1743 case 0x01c: /* CPTDATH */
1744 return s->data >> 8;
1745 case 0x020: /* CPTVSLL */
1746 return s->vtol;
1747 case 0x024: /* CPTVSLH */
1748 return s->vtsl | (3 << 5); /* CRDY1 | CRDY2 */
1749 case 0x040: /* MPCTR */
1750 return s->modem.control;
1751 case 0x044: /* MPMCCFR */
1752 return s->modem.config;
1753 case 0x060: /* BPCTR */
1754 return s->bt.control;
1755 case 0x064: /* BPMCCFR */
1756 return s->bt.config;
1757 case 0x080: /* AMSCFR */
1758 return s->mixer;
1759 case 0x084: /* AMVCTR */
1760 return s->gain[0];
1761 case 0x088: /* AM1VCTR */
1762 return s->gain[1];
1763 case 0x08c: /* AM2VCTR */
1764 return s->gain[2];
1765 case 0x090: /* AM3VCTR */
1766 return s->gain[3];
1767 case 0x094: /* ASTCTR */
1768 return s->att;
1769 case 0x098: /* APD1LCR */
1770 return s->max[0];
1771 case 0x09c: /* APD1RCR */
1772 return s->max[1];
1773 case 0x0a0: /* APD2LCR */
1774 return s->max[2];
1775 case 0x0a4: /* APD2RCR */
1776 return s->max[3];
1777 case 0x0a8: /* APD3LCR */
1778 return s->max[4];
1779 case 0x0ac: /* APD3RCR */
1780 return s->max[5];
1781 case 0x0b0: /* APD4R */
1782 return s->max[6];
1783 case 0x0b4: /* ADWR */
1784 /* This should be write-only? Docs list it as read-only. */
1785 return 0x0000;
1786 case 0x0b8: /* ADRDR */
1787 if (likely(s->codec.rxlen > 1)) {
1788 ret = s->codec.rxbuf[s->codec.rxoff ++];
1789 s->codec.rxlen --;
1790 s->codec.rxoff &= EAC_BUF_LEN - 1;
1791 return ret;
1792 } else if (s->codec.rxlen) {
1793 ret = s->codec.rxbuf[s->codec.rxoff ++];
1794 s->codec.rxlen --;
1795 s->codec.rxoff &= EAC_BUF_LEN - 1;
1796 if (s->codec.rxavail)
1797 omap_eac_in_refill(s);
1798 omap_eac_in_dmarequest_update(s);
1799 return ret;
1800 }
1801 return 0x0000;
1802 case 0x0bc: /* AGCFR */
1803 return s->codec.config[0];
1804 case 0x0c0: /* AGCTR */
1805 return s->codec.config[1] | ((s->codec.config[1] & 2) << 14);
1806 case 0x0c4: /* AGCFR2 */
1807 return s->codec.config[2];
1808 case 0x0c8: /* AGCFR3 */
1809 return s->codec.config[3];
1810 case 0x0cc: /* MBPDMACTR */
1811 case 0x0d0: /* MPDDMARR */
1812 case 0x0d8: /* MPUDMARR */
1813 case 0x0e4: /* BPDDMARR */
1814 case 0x0ec: /* BPUDMARR */
1815 return 0x0000;
1816
1817 case 0x100: /* VERSION_NUMBER */
1818 return 0x0010;
1819
1820 case 0x104: /* SYSCONFIG */
1821 return s->sysconfig;
1822
1823 case 0x108: /* SYSSTATUS */
1824 return 1 | 0xe; /* RESETDONE | stuff */
1825 }
1826
1827 OMAP_BAD_REG(addr);
1828 return 0;
1829 }
1830
1831 static void omap_eac_write(void *opaque, target_phys_addr_t addr,
1832 uint32_t value)
1833 {
1834 struct omap_eac_s *s = (struct omap_eac_s *) opaque;
1835 int offset = addr - s->base;
1836
1837 switch (offset) {
1838 case 0x098: /* APD1LCR */
1839 case 0x09c: /* APD1RCR */
1840 case 0x0a0: /* APD2LCR */
1841 case 0x0a4: /* APD2RCR */
1842 case 0x0a8: /* APD3LCR */
1843 case 0x0ac: /* APD3RCR */
1844 case 0x0b0: /* APD4R */
1845 case 0x0b8: /* ADRDR */
1846 case 0x0d0: /* MPDDMARR */
1847 case 0x0d8: /* MPUDMARR */
1848 case 0x0e4: /* BPDDMARR */
1849 case 0x0ec: /* BPUDMARR */
1850 case 0x100: /* VERSION_NUMBER */
1851 case 0x108: /* SYSSTATUS */
1852 OMAP_RO_REG(addr);
1853 return;
1854
1855 case 0x000: /* CPCFR1 */
1856 s->config[0] = value & 0xff;
1857 omap_eac_format_update(s);
1858 break;
1859 case 0x004: /* CPCFR2 */
1860 s->config[1] = value & 0xff;
1861 omap_eac_format_update(s);
1862 break;
1863 case 0x008: /* CPCFR3 */
1864 s->config[2] = value & 0xff;
1865 omap_eac_format_update(s);
1866 break;
1867 case 0x00c: /* CPCFR4 */
1868 s->config[3] = value & 0xff;
1869 omap_eac_format_update(s);
1870 break;
1871
1872 case 0x010: /* CPTCTL */
1873 /* Assuming TXF and TXE bits are read-only... */
1874 s->control = value & 0x5f;
1875 omap_eac_interrupt_update(s);
1876 break;
1877
1878 case 0x014: /* CPTTADR */
1879 s->address = value & 0xff;
1880 break;
1881 case 0x018: /* CPTDATL */
1882 s->data &= 0xff00;
1883 s->data |= value & 0xff;
1884 break;
1885 case 0x01c: /* CPTDATH */
1886 s->data &= 0x00ff;
1887 s->data |= value << 8;
1888 break;
1889 case 0x020: /* CPTVSLL */
1890 s->vtol = value & 0xf8;
1891 break;
1892 case 0x024: /* CPTVSLH */
1893 s->vtsl = value & 0x9f;
1894 break;
1895 case 0x040: /* MPCTR */
1896 s->modem.control = value & 0x8f;
1897 break;
1898 case 0x044: /* MPMCCFR */
1899 s->modem.config = value & 0x7fff;
1900 break;
1901 case 0x060: /* BPCTR */
1902 s->bt.control = value & 0x8f;
1903 break;
1904 case 0x064: /* BPMCCFR */
1905 s->bt.config = value & 0x7fff;
1906 break;
1907 case 0x080: /* AMSCFR */
1908 s->mixer = value & 0x0fff;
1909 break;
1910 case 0x084: /* AMVCTR */
1911 s->gain[0] = value & 0xffff;
1912 break;
1913 case 0x088: /* AM1VCTR */
1914 s->gain[1] = value & 0xff7f;
1915 break;
1916 case 0x08c: /* AM2VCTR */
1917 s->gain[2] = value & 0xff7f;
1918 break;
1919 case 0x090: /* AM3VCTR */
1920 s->gain[3] = value & 0xff7f;
1921 break;
1922 case 0x094: /* ASTCTR */
1923 s->att = value & 0xff;
1924 break;
1925
1926 case 0x0b4: /* ADWR */
1927 s->codec.txbuf[s->codec.txlen ++] = value;
1928 if (unlikely(s->codec.txlen == EAC_BUF_LEN ||
1929 s->codec.txlen == s->codec.txavail)) {
1930 if (s->codec.txavail)
1931 omap_eac_out_empty(s);
1932 /* Discard what couldn't be written */
1933 s->codec.txlen = 0;
1934 }
1935 break;
1936
1937 case 0x0bc: /* AGCFR */
1938 s->codec.config[0] = value & 0x07ff;
1939 omap_eac_format_update(s);
1940 break;
1941 case 0x0c0: /* AGCTR */
1942 s->codec.config[1] = value & 0x780f;
1943 omap_eac_format_update(s);
1944 break;
1945 case 0x0c4: /* AGCFR2 */
1946 s->codec.config[2] = value & 0x003f;
1947 omap_eac_format_update(s);
1948 break;
1949 case 0x0c8: /* AGCFR3 */
1950 s->codec.config[3] = value & 0xffff;
1951 omap_eac_format_update(s);
1952 break;
1953 case 0x0cc: /* MBPDMACTR */
1954 case 0x0d4: /* MPDDMAWR */
1955 case 0x0e0: /* MPUDMAWR */
1956 case 0x0e8: /* BPDDMAWR */
1957 case 0x0f0: /* BPUDMAWR */
1958 break;
1959
1960 case 0x104: /* SYSCONFIG */
1961 if (value & (1 << 1)) /* SOFTRESET */
1962 omap_eac_reset(s);
1963 s->sysconfig = value & 0x31d;
1964 break;
1965
1966 default:
1967 OMAP_BAD_REG(addr);
1968 return;
1969 }
1970 }
1971
1972 static CPUReadMemoryFunc *omap_eac_readfn[] = {
1973 omap_badwidth_read16,
1974 omap_eac_read,
1975 omap_badwidth_read16,
1976 };
1977
1978 static CPUWriteMemoryFunc *omap_eac_writefn[] = {
1979 omap_badwidth_write16,
1980 omap_eac_write,
1981 omap_badwidth_write16,
1982 };
1983
1984 struct omap_eac_s *omap_eac_init(struct omap_target_agent_s *ta,
1985 qemu_irq irq, qemu_irq *drq, omap_clk fclk, omap_clk iclk)
1986 {
1987 int iomemtype;
1988 struct omap_eac_s *s = (struct omap_eac_s *)
1989 qemu_mallocz(sizeof(struct omap_eac_s));
1990
1991 s->irq = irq;
1992 s->codec.rxdrq = *drq ++;
1993 s->codec.txdrq = *drq ++;
1994 omap_eac_reset(s);
1995
1996 #ifdef HAS_AUDIO
1997 /* TODO: do AUD_init globally for machine */
1998 AUD_register_card(AUD_init(), "OMAP EAC", &s->codec.card);
1999
2000 iomemtype = cpu_register_io_memory(0, omap_eac_readfn,
2001 omap_eac_writefn, s);
2002 s->base = omap_l4_attach(ta, 0, iomemtype);
2003 #endif
2004
2005 return s;
2006 }
2007
2008 /* STI/XTI (emulation interface) console - reverse engineered only */
2009 struct omap_sti_s {
2010 target_phys_addr_t base;
2011 target_phys_addr_t channel_base;
2012 qemu_irq irq;
2013 CharDriverState *chr;
2014
2015 uint32_t sysconfig;
2016 uint32_t systest;
2017 uint32_t irqst;
2018 uint32_t irqen;
2019 uint32_t clkcontrol;
2020 uint32_t serial_config;
2021 };
2022
2023 #define STI_TRACE_CONSOLE_CHANNEL 239
2024 #define STI_TRACE_CONTROL_CHANNEL 253
2025
2026 static inline void omap_sti_interrupt_update(struct omap_sti_s *s)
2027 {
2028 qemu_set_irq(s->irq, s->irqst & s->irqen);
2029 }
2030
2031 static void omap_sti_reset(struct omap_sti_s *s)
2032 {
2033 s->sysconfig = 0;
2034 s->irqst = 0;
2035 s->irqen = 0;
2036 s->clkcontrol = 0;
2037 s->serial_config = 0;
2038
2039 omap_sti_interrupt_update(s);
2040 }
2041
2042 static uint32_t omap_sti_read(void *opaque, target_phys_addr_t addr)
2043 {
2044 struct omap_sti_s *s = (struct omap_sti_s *) opaque;
2045 int offset = addr - s->base;
2046
2047 switch (offset) {
2048 case 0x00: /* STI_REVISION */
2049 return 0x10;
2050
2051 case 0x10: /* STI_SYSCONFIG */
2052 return s->sysconfig;
2053
2054 case 0x14: /* STI_SYSSTATUS / STI_RX_STATUS / XTI_SYSSTATUS */
2055 return 0x00;
2056
2057 case 0x18: /* STI_IRQSTATUS */
2058 return s->irqst;
2059
2060 case 0x1c: /* STI_IRQSETEN / STI_IRQCLREN */
2061 return s->irqen;
2062
2063 case 0x24: /* STI_ER / STI_DR / XTI_TRACESELECT */
2064 case 0x28: /* STI_RX_DR / XTI_RXDATA */
2065 /* TODO */
2066 return 0;
2067
2068 case 0x2c: /* STI_CLK_CTRL / XTI_SCLKCRTL */
2069 return s->clkcontrol;
2070
2071 case 0x30: /* STI_SERIAL_CFG / XTI_SCONFIG */
2072 return s->serial_config;
2073 }
2074
2075 OMAP_BAD_REG(addr);
2076 return 0;
2077 }
2078
2079 static void omap_sti_write(void *opaque, target_phys_addr_t addr,
2080 uint32_t value)
2081 {
2082 struct omap_sti_s *s = (struct omap_sti_s *) opaque;
2083 int offset = addr - s->base;
2084
2085 switch (offset) {
2086 case 0x00: /* STI_REVISION */
2087 case 0x14: /* STI_SYSSTATUS / STI_RX_STATUS / XTI_SYSSTATUS */
2088 OMAP_RO_REG(addr);
2089 return;
2090
2091 case 0x10: /* STI_SYSCONFIG */
2092 if (value & (1 << 1)) /* SOFTRESET */
2093 omap_sti_reset(s);
2094 s->sysconfig = value & 0xfe;
2095 break;
2096
2097 case 0x18: /* STI_IRQSTATUS */
2098 s->irqst &= ~value;
2099 omap_sti_interrupt_update(s);
2100 break;
2101
2102 case 0x1c: /* STI_IRQSETEN / STI_IRQCLREN */
2103 s->irqen = value & 0xffff;
2104 omap_sti_interrupt_update(s);
2105 break;
2106
2107 case 0x2c: /* STI_CLK_CTRL / XTI_SCLKCRTL */
2108 s->clkcontrol = value & 0xff;
2109 break;
2110
2111 case 0x30: /* STI_SERIAL_CFG / XTI_SCONFIG */
2112 s->serial_config = value & 0xff;
2113 break;
2114
2115 case 0x24: /* STI_ER / STI_DR / XTI_TRACESELECT */
2116 case 0x28: /* STI_RX_DR / XTI_RXDATA */
2117 /* TODO */
2118 return;
2119
2120 default:
2121 OMAP_BAD_REG(addr);
2122 return;
2123 }
2124 }
2125
2126 static CPUReadMemoryFunc *omap_sti_readfn[] = {
2127 omap_badwidth_read32,
2128 omap_badwidth_read32,
2129 omap_sti_read,
2130 };
2131
2132 static CPUWriteMemoryFunc *omap_sti_writefn[] = {
2133 omap_badwidth_write32,
2134 omap_badwidth_write32,
2135 omap_sti_write,
2136 };
2137
2138 static uint32_t omap_sti_fifo_read(void *opaque, target_phys_addr_t addr)
2139 {
2140 OMAP_BAD_REG(addr);
2141 return 0;
2142 }
2143
2144 static void omap_sti_fifo_write(void *opaque, target_phys_addr_t addr,
2145 uint32_t value)
2146 {
2147 struct omap_sti_s *s = (struct omap_sti_s *) opaque;
2148 int offset = addr - s->channel_base;
2149 int ch = offset >> 6;
2150 uint8_t byte = value;
2151
2152 if (ch == STI_TRACE_CONTROL_CHANNEL) {
2153 /* Flush channel <i>value</i>. */
2154 qemu_chr_write(s->chr, "\r", 1);
2155 } else if (ch == STI_TRACE_CONSOLE_CHANNEL || 1) {
2156 if (value == 0xc0 || value == 0xc3) {
2157 /* Open channel <i>ch</i>. */
2158 } else if (value == 0x00)
2159 qemu_chr_write(s->chr, "\n", 1);
2160 else
2161 qemu_chr_write(s->chr, &byte, 1);
2162 }
2163 }
2164
2165 static CPUReadMemoryFunc *omap_sti_fifo_readfn[] = {
2166 omap_sti_fifo_read,
2167 omap_badwidth_read8,
2168 omap_badwidth_read8,
2169 };
2170
2171 static CPUWriteMemoryFunc *omap_sti_fifo_writefn[] = {
2172 omap_sti_fifo_write,
2173 omap_badwidth_write8,
2174 omap_badwidth_write8,
2175 };
2176
2177 struct omap_sti_s *omap_sti_init(struct omap_target_agent_s *ta,
2178 target_phys_addr_t channel_base, qemu_irq irq, omap_clk clk,
2179 CharDriverState *chr)
2180 {
2181 int iomemtype;
2182 struct omap_sti_s *s = (struct omap_sti_s *)
2183 qemu_mallocz(sizeof(struct omap_sti_s));
2184
2185 s->irq = irq;
2186 omap_sti_reset(s);
2187
2188 s->chr = chr ?: qemu_chr_open("null");
2189
2190 iomemtype = l4_register_io_memory(0, omap_sti_readfn,
2191 omap_sti_writefn, s);
2192 s->base = omap_l4_attach(ta, 0, iomemtype);
2193
2194 iomemtype = cpu_register_io_memory(0, omap_sti_fifo_readfn,
2195 omap_sti_fifo_writefn, s);
2196 s->channel_base = channel_base;
2197 cpu_register_physical_memory(s->channel_base, 0x10000, iomemtype);
2198
2199 return s;
2200 }
2201
2202 /* L4 Interconnect */
2203 struct omap_target_agent_s {
2204 struct omap_l4_s *bus;
2205 int regions;
2206 struct omap_l4_region_s *start;
2207 target_phys_addr_t base;
2208 uint32_t component;
2209 uint32_t control;
2210 uint32_t status;
2211 };
2212
2213 struct omap_l4_s {
2214 target_phys_addr_t base;
2215 int ta_num;
2216 struct omap_target_agent_s ta[0];
2217 };
2218
2219 #ifdef L4_MUX_HACK
2220 static int omap_l4_io_entries;
2221 static int omap_cpu_io_entry;
2222 static struct omap_l4_entry {
2223 CPUReadMemoryFunc **mem_read;
2224 CPUWriteMemoryFunc **mem_write;
2225 void *opaque;
2226 } *omap_l4_io_entry;
2227 static CPUReadMemoryFunc **omap_l4_io_readb_fn;
2228 static CPUReadMemoryFunc **omap_l4_io_readh_fn;
2229 static CPUReadMemoryFunc **omap_l4_io_readw_fn;
2230 static CPUWriteMemoryFunc **omap_l4_io_writeb_fn;
2231 static CPUWriteMemoryFunc **omap_l4_io_writeh_fn;
2232 static CPUWriteMemoryFunc **omap_l4_io_writew_fn;
2233 static void **omap_l4_io_opaque;
2234
2235 int l4_register_io_memory(int io_index, CPUReadMemoryFunc **mem_read,
2236 CPUWriteMemoryFunc **mem_write, void *opaque)
2237 {
2238 omap_l4_io_entry[omap_l4_io_entries].mem_read = mem_read;
2239 omap_l4_io_entry[omap_l4_io_entries].mem_write = mem_write;
2240 omap_l4_io_entry[omap_l4_io_entries].opaque = opaque;
2241
2242 return omap_l4_io_entries ++;
2243 }
2244
2245 static uint32_t omap_l4_io_readb(void *opaque, target_phys_addr_t addr)
2246 {
2247 unsigned int i = (addr - OMAP2_L4_BASE) >> TARGET_PAGE_BITS;
2248
2249 return omap_l4_io_readb_fn[i](omap_l4_io_opaque[i], addr);
2250 }
2251
2252 static uint32_t omap_l4_io_readh(void *opaque, target_phys_addr_t addr)
2253 {
2254 unsigned int i = (addr - OMAP2_L4_BASE) >> TARGET_PAGE_BITS;
2255
2256 return omap_l4_io_readh_fn[i](omap_l4_io_opaque[i], addr);
2257 }
2258
2259 static uint32_t omap_l4_io_readw(void *opaque, target_phys_addr_t addr)
2260 {
2261 unsigned int i = (addr - OMAP2_L4_BASE) >> TARGET_PAGE_BITS;
2262
2263 return omap_l4_io_readw_fn[i](omap_l4_io_opaque[i], addr);
2264 }
2265
2266 static void omap_l4_io_writeb(void *opaque, target_phys_addr_t addr,
2267 uint32_t value)
2268 {
2269 unsigned int i = (addr - OMAP2_L4_BASE) >> TARGET_PAGE_BITS;
2270
2271 return omap_l4_io_writeb_fn[i](omap_l4_io_opaque[i], addr, value);
2272 }
2273
2274 static void omap_l4_io_writeh(void *opaque, target_phys_addr_t addr,
2275 uint32_t value)
2276 {
2277 unsigned int i = (addr - OMAP2_L4_BASE) >> TARGET_PAGE_BITS;
2278
2279 return omap_l4_io_writeh_fn[i](omap_l4_io_opaque[i], addr, value);
2280 }
2281
2282 static void omap_l4_io_writew(void *opaque, target_phys_addr_t addr,
2283 uint32_t value)
2284 {
2285 unsigned int i = (addr - OMAP2_L4_BASE) >> TARGET_PAGE_BITS;
2286
2287 return omap_l4_io_writew_fn[i](omap_l4_io_opaque[i], addr, value);
2288 }
2289
2290 static CPUReadMemoryFunc *omap_l4_io_readfn[] = {
2291 omap_l4_io_readb,
2292 omap_l4_io_readh,
2293 omap_l4_io_readw,
2294 };
2295
2296 static CPUWriteMemoryFunc *omap_l4_io_writefn[] = {
2297 omap_l4_io_writeb,
2298 omap_l4_io_writeh,
2299 omap_l4_io_writew,
2300 };
2301 #endif
2302
2303 struct omap_l4_s *omap_l4_init(target_phys_addr_t base, int ta_num)
2304 {
2305 struct omap_l4_s *bus = qemu_mallocz(
2306 sizeof(*bus) + ta_num * sizeof(*bus->ta));
2307
2308 bus->ta_num = ta_num;
2309 bus->base = base;
2310
2311 #ifdef L4_MUX_HACK
2312 omap_l4_io_entries = 1;
2313 omap_l4_io_entry = qemu_mallocz(125 * sizeof(*omap_l4_io_entry));
2314
2315 omap_cpu_io_entry =
2316 cpu_register_io_memory(0, omap_l4_io_readfn,
2317 omap_l4_io_writefn, bus);
2318 # define L4_PAGES (0xb4000 / TARGET_PAGE_SIZE)
2319 omap_l4_io_readb_fn = qemu_mallocz(sizeof(void *) * L4_PAGES);
2320 omap_l4_io_readh_fn = qemu_mallocz(sizeof(void *) * L4_PAGES);
2321 omap_l4_io_readw_fn = qemu_mallocz(sizeof(void *) * L4_PAGES);
2322 omap_l4_io_writeb_fn = qemu_mallocz(sizeof(void *) * L4_PAGES);
2323 omap_l4_io_writeh_fn = qemu_mallocz(sizeof(void *) * L4_PAGES);
2324 omap_l4_io_writew_fn = qemu_mallocz(sizeof(void *) * L4_PAGES);
2325 omap_l4_io_opaque = qemu_mallocz(sizeof(void *) * L4_PAGES);
2326 #endif
2327
2328 return bus;
2329 }
2330
2331 static uint32_t omap_l4ta_read(void *opaque, target_phys_addr_t addr)
2332 {
2333 struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;
2334 target_phys_addr_t reg = addr - s->base;
2335
2336 switch (reg) {
2337 case 0x00: /* COMPONENT */
2338 return s->component;
2339
2340 case 0x20: /* AGENT_CONTROL */
2341 return s->control;
2342
2343 case 0x28: /* AGENT_STATUS */
2344 return s->status;
2345 }
2346
2347 OMAP_BAD_REG(addr);
2348 return 0;
2349 }
2350
2351 static void omap_l4ta_write(void *opaque, target_phys_addr_t addr,
2352 uint32_t value)
2353 {
2354 struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;
2355 target_phys_addr_t reg = addr - s->base;
2356
2357 switch (reg) {
2358 case 0x00: /* COMPONENT */
2359 case 0x28: /* AGENT_STATUS */
2360 OMAP_RO_REG(addr);
2361 break;
2362
2363 case 0x20: /* AGENT_CONTROL */
2364 s->control = value & 0x01000700;
2365 if (value & 1) /* OCP_RESET */
2366 s->status &= ~1; /* REQ_TIMEOUT */
2367 break;
2368
2369 default:
2370 OMAP_BAD_REG(addr);
2371 }
2372 }
2373
2374 static CPUReadMemoryFunc *omap_l4ta_readfn[] = {
2375 omap_badwidth_read16,
2376 omap_l4ta_read,
2377 omap_badwidth_read16,
2378 };
2379
2380 static CPUWriteMemoryFunc *omap_l4ta_writefn[] = {
2381 omap_badwidth_write32,
2382 omap_badwidth_write32,
2383 omap_l4ta_write,
2384 };
2385
2386 #define L4TA(n) (n)
2387 #define L4TAO(n) ((n) + 39)
2388
2389 static struct omap_l4_region_s {
2390 target_phys_addr_t offset;
2391 size_t size;
2392 int access;
2393 } omap_l4_region[125] = {
2394 [ 1] = { 0x40800, 0x800, 32 }, /* Initiator agent */
2395 [ 2] = { 0x41000, 0x1000, 32 }, /* Link agent */
2396 [ 0] = { 0x40000, 0x800, 32 }, /* Address and protection */
2397 [ 3] = { 0x00000, 0x1000, 32 | 16 | 8 }, /* System Control and Pinout */
2398 [ 4] = { 0x01000, 0x1000, 32 | 16 | 8 }, /* L4TAO1 */
2399 [ 5] = { 0x04000, 0x1000, 32 | 16 }, /* 32K Timer */
2400 [ 6] = { 0x05000, 0x1000, 32 | 16 | 8 }, /* L4TAO2 */
2401 [ 7] = { 0x08000, 0x800, 32 }, /* PRCM Region A */
2402 [ 8] = { 0x08800, 0x800, 32 }, /* PRCM Region B */
2403 [ 9] = { 0x09000, 0x1000, 32 | 16 | 8 }, /* L4TAO */
2404 [ 10] = { 0x12000, 0x1000, 32 | 16 | 8 }, /* Test (BCM) */
2405 [ 11] = { 0x13000, 0x1000, 32 | 16 | 8 }, /* L4TA1 */
2406 [ 12] = { 0x14000, 0x1000, 32 }, /* Test/emulation (TAP) */
2407 [ 13] = { 0x15000, 0x1000, 32 | 16 | 8 }, /* L4TA2 */
2408 [ 14] = { 0x18000, 0x1000, 32 | 16 | 8 }, /* GPIO1 */
2409 [ 16] = { 0x1a000, 0x1000, 32 | 16 | 8 }, /* GPIO2 */
2410 [ 18] = { 0x1c000, 0x1000, 32 | 16 | 8 }, /* GPIO3 */
2411 [ 19] = { 0x1e000, 0x1000, 32 | 16 | 8 }, /* GPIO4 */
2412 [ 15] = { 0x19000, 0x1000, 32 | 16 | 8 }, /* Quad GPIO TOP */
2413 [ 17] = { 0x1b000, 0x1000, 32 | 16 | 8 }, /* L4TA3 */
2414 [ 20] = { 0x20000, 0x1000, 32 | 16 | 8 }, /* WD Timer 1 (Secure) */
2415 [ 22] = { 0x22000, 0x1000, 32 | 16 | 8 }, /* WD Timer 2 (OMAP) */
2416 [ 21] = { 0x21000, 0x1000, 32 | 16 | 8 }, /* Dual WD timer TOP */
2417 [ 23] = { 0x23000, 0x1000, 32 | 16 | 8 }, /* L4TA4 */
2418 [ 24] = { 0x28000, 0x1000, 32 | 16 | 8 }, /* GP Timer 1 */
2419 [ 25] = { 0x29000, 0x1000, 32 | 16 | 8 }, /* L4TA7 */
2420 [ 26] = { 0x48000, 0x2000, 32 | 16 | 8 }, /* Emulation (ARM11ETB) */
2421 [ 27] = { 0x4a000, 0x1000, 32 | 16 | 8 }, /* L4TA9 */
2422 [ 28] = { 0x50000, 0x400, 32 | 16 | 8 }, /* Display top */
2423 [ 29] = { 0x50400, 0x400, 32 | 16 | 8 }, /* Display control */
2424 [ 30] = { 0x50800, 0x400, 32 | 16 | 8 }, /* Display RFBI */
2425 [ 31] = { 0x50c00, 0x400, 32 | 16 | 8 }, /* Display encoder */
2426 [ 32] = { 0x51000, 0x1000, 32 | 16 | 8 }, /* L4TA10 */
2427 [ 33] = { 0x52000, 0x400, 32 | 16 | 8 }, /* Camera top */
2428 [ 34] = { 0x52400, 0x400, 32 | 16 | 8 }, /* Camera core */
2429 [ 35] = { 0x52800, 0x400, 32 | 16 | 8 }, /* Camera DMA */
2430 [ 36] = { 0x52c00, 0x400, 32 | 16 | 8 }, /* Camera MMU */
2431 [ 37] = { 0x53000, 0x1000, 32 | 16 | 8 }, /* L4TA11 */
2432 [ 38] = { 0x56000, 0x1000, 32 | 16 | 8 }, /* sDMA */
2433 [ 39] = { 0x57000, 0x1000, 32 | 16 | 8 }, /* L4TA12 */
2434 [ 40] = { 0x58000, 0x1000, 32 | 16 | 8 }, /* SSI top */
2435 [ 41] = { 0x59000, 0x1000, 32 | 16 | 8 }, /* SSI GDD */
2436 [ 42] = { 0x5a000, 0x1000, 32 | 16 | 8 }, /* SSI Port1 */
2437 [ 43] = { 0x5b000, 0x1000, 32 | 16 | 8 }, /* SSI Port2 */
2438 [ 44] = { 0x5c000, 0x1000, 32 | 16 | 8 }, /* L4TA13 */
2439 [ 45] = { 0x5e000, 0x1000, 32 | 16 | 8 }, /* USB OTG */
2440 [ 46] = { 0x5f000, 0x1000, 32 | 16 | 8 }, /* L4TAO4 */
2441 [ 47] = { 0x60000, 0x1000, 32 | 16 | 8 }, /* Emulation (WIN_TRACER1SDRC) */
2442 [ 48] = { 0x61000, 0x1000, 32 | 16 | 8 }, /* L4TA14 */
2443 [ 49] = { 0x62000, 0x1000, 32 | 16 | 8 }, /* Emulation (WIN_TRACER2GPMC) */
2444 [ 50] = { 0x63000, 0x1000, 32 | 16 | 8 }, /* L4TA15 */
2445 [ 51] = { 0x64000, 0x1000, 32 | 16 | 8 }, /* Emulation (WIN_TRACER3OCM) */
2446 [ 52] = { 0x65000, 0x1000, 32 | 16 | 8 }, /* L4TA16 */
2447 [ 53] = { 0x66000, 0x300, 32 | 16 | 8 }, /* Emulation (WIN_TRACER4L4) */
2448 [ 54] = { 0x67000, 0x1000, 32 | 16 | 8 }, /* L4TA17 */
2449 [ 55] = { 0x68000, 0x1000, 32 | 16 | 8 }, /* Emulation (XTI) */
2450 [ 56] = { 0x69000, 0x1000, 32 | 16 | 8 }, /* L4TA18 */
2451 [ 57] = { 0x6a000, 0x1000, 16 | 8 }, /* UART1 */
2452 [ 58] = { 0x6b000, 0x1000, 32 | 16 | 8 }, /* L4TA19 */
2453 [ 59] = { 0x6c000, 0x1000, 16 | 8 }, /* UART2 */
2454 [ 60] = { 0x6d000, 0x1000, 32 | 16 | 8 }, /* L4TA20 */
2455 [ 61] = { 0x6e000, 0x1000, 16 | 8 }, /* UART3 */
2456 [ 62] = { 0x6f000, 0x1000, 32 | 16 | 8 }, /* L4TA21 */
2457 [ 63] = { 0x70000, 0x1000, 16 }, /* I2C1 */
2458 [ 64] = { 0x71000, 0x1000, 32 | 16 | 8 }, /* L4TAO5 */
2459 [ 65] = { 0x72000, 0x1000, 16 }, /* I2C2 */
2460 [ 66] = { 0x73000, 0x1000, 32 | 16 | 8 }, /* L4TAO6 */
2461 [ 67] = { 0x74000, 0x1000, 16 }, /* McBSP1 */
2462 [ 68] = { 0x75000, 0x1000, 32 | 16 | 8 }, /* L4TAO7 */
2463 [ 69] = { 0x76000, 0x1000, 16 }, /* McBSP2 */
2464 [ 70] = { 0x77000, 0x1000, 32 | 16 | 8 }, /* L4TAO8 */
2465 [ 71] = { 0x24000, 0x1000, 32 | 16 | 8 }, /* WD Timer 3 (DSP) */
2466 [ 72] = { 0x25000, 0x1000, 32 | 16 | 8 }, /* L4TA5 */
2467 [ 73] = { 0x26000, 0x1000, 32 | 16 | 8 }, /* WD Timer 4 (IVA) */
2468 [ 74] = { 0x27000, 0x1000, 32 | 16 | 8 }, /* L4TA6 */
2469 [ 75] = { 0x2a000, 0x1000, 32 | 16 | 8 }, /* GP Timer 2 */
2470 [ 76] = { 0x2b000, 0x1000, 32 | 16 | 8 }, /* L4TA8 */
2471 [ 77] = { 0x78000, 0x1000, 32 | 16 | 8 }, /* GP Timer 3 */
2472 [ 78] = { 0x79000, 0x1000, 32 | 16 | 8 }, /* L4TA22 */
2473 [ 79] = { 0x7a000, 0x1000, 32 | 16 | 8 }, /* GP Timer 4 */
2474 [ 80] = { 0x7b000, 0x1000, 32 | 16 | 8 }, /* L4TA23 */
2475 [ 81] = { 0x7c000, 0x1000, 32 | 16 | 8 }, /* GP Timer 5 */
2476 [ 82] = { 0x7d000, 0x1000, 32 | 16 | 8 }, /* L4TA24 */
2477 [ 83] = { 0x7e000, 0x1000, 32 | 16 | 8 }, /* GP Timer 6 */
2478 [ 84] = { 0x7f000, 0x1000, 32 | 16 | 8 }, /* L4TA25 */
2479 [ 85] = { 0x80000, 0x1000, 32 | 16 | 8 }, /* GP Timer 7 */
2480 [ 86] = { 0x81000, 0x1000, 32 | 16 | 8 }, /* L4TA26 */
2481 [ 87] = { 0x82000, 0x1000, 32 | 16 | 8 }, /* GP Timer 8 */
2482 [ 88] = { 0x83000, 0x1000, 32 | 16 | 8 }, /* L4TA27 */
2483 [ 89] = { 0x84000, 0x1000, 32 | 16 | 8 }, /* GP Timer 9 */
2484 [ 90] = { 0x85000, 0x1000, 32 | 16 | 8 }, /* L4TA28 */
2485 [ 91] = { 0x86000, 0x1000, 32 | 16 | 8 }, /* GP Timer 10 */
2486 [ 92] = { 0x87000, 0x1000, 32 | 16 | 8 }, /* L4TA29 */
2487 [ 93] = { 0x88000, 0x1000, 32 | 16 | 8 }, /* GP Timer 11 */
2488 [ 94] = { 0x89000, 0x1000, 32 | 16 | 8 }, /* L4TA30 */
2489 [ 95] = { 0x8a000, 0x1000, 32 | 16 | 8 }, /* GP Timer 12 */
2490 [ 96] = { 0x8b000, 0x1000, 32 | 16 | 8 }, /* L4TA31 */
2491 [ 97] = { 0x90000, 0x1000, 16 }, /* EAC */
2492 [ 98] = { 0x91000, 0x1000, 32 | 16 | 8 }, /* L4TA32 */
2493 [ 99] = { 0x92000, 0x1000, 16 }, /* FAC */
2494 [100] = { 0x93000, 0x1000, 32 | 16 | 8 }, /* L4TA33 */
2495 [101] = { 0x94000, 0x1000, 32 | 16 | 8 }, /* IPC (MAILBOX) */
2496 [102] = { 0x95000, 0x1000, 32 | 16 | 8 }, /* L4TA34 */
2497 [103] = { 0x98000, 0x1000, 32 | 16 | 8 }, /* SPI1 */
2498 [104] = { 0x99000, 0x1000, 32 | 16 | 8 }, /* L4TA35 */
2499 [105] = { 0x9a000, 0x1000, 32 | 16 | 8 }, /* SPI2 */
2500 [106] = { 0x9b000, 0x1000, 32 | 16 | 8 }, /* L4TA36 */
2501 [107] = { 0x9c000, 0x1000, 16 | 8 }, /* MMC SDIO */
2502 [108] = { 0x9d000, 0x1000, 32 | 16 | 8 }, /* L4TAO9 */
2503 [109] = { 0x9e000, 0x1000, 32 | 16 | 8 }, /* MS_PRO */
2504 [110] = { 0x9f000, 0x1000, 32 | 16 | 8 }, /* L4TAO10 */
2505 [111] = { 0xa0000, 0x1000, 32 }, /* RNG */
2506 [112] = { 0xa1000, 0x1000, 32 | 16 | 8 }, /* L4TAO11 */
2507 [113] = { 0xa2000, 0x1000, 32 }, /* DES3DES */
2508 [114] = { 0xa3000, 0x1000, 32 | 16 | 8 }, /* L4TAO12 */
2509 [115] = { 0xa4000, 0x1000, 32 }, /* SHA1MD5 */
2510 [116] = { 0xa5000, 0x1000, 32 | 16 | 8 }, /* L4TAO13 */
2511 [117] = { 0xa6000, 0x1000, 32 }, /* AES */
2512 [118] = { 0xa7000, 0x1000, 32 | 16 | 8 }, /* L4TA37 */
2513 [119] = { 0xa8000, 0x2000, 32 }, /* PKA */
2514 [120] = { 0xaa000, 0x1000, 32 | 16 | 8 }, /* L4TA38 */
2515 [121] = { 0xb0000, 0x1000, 32 }, /* MG */
2516 [122] = { 0xb1000, 0x1000, 32 | 16 | 8 },
2517 [123] = { 0xb2000, 0x1000, 32 }, /* HDQ/1-Wire */
2518 [124] = { 0xb3000, 0x1000, 32 | 16 | 8 }, /* L4TA39 */
2519 };
2520
2521 static struct omap_l4_agent_info_s {
2522 int ta;
2523 int region;
2524 int regions;
2525 int ta_region;
2526 } omap_l4_agent_info[54] = {
2527 { 0, 0, 3, 2 }, /* L4IA initiatior agent */
2528 { L4TAO(1), 3, 2, 1 }, /* Control and pinout module */
2529 { L4TAO(2), 5, 2, 1 }, /* 32K timer */
2530 { L4TAO(3), 7, 3, 2 }, /* PRCM */
2531 { L4TA(1), 10, 2, 1 }, /* BCM */
2532 { L4TA(2), 12, 2, 1 }, /* Test JTAG */
2533 { L4TA(3), 14, 6, 3 }, /* Quad GPIO */
2534 { L4TA(4), 20, 4, 3 }, /* WD timer 1/2 */
2535 { L4TA(7), 24, 2, 1 }, /* GP timer 1 */
2536 { L4TA(9), 26, 2, 1 }, /* ATM11 ETB */
2537 { L4TA(10), 28, 5, 4 }, /* Display subsystem */
2538 { L4TA(11), 33, 5, 4 }, /* Camera subsystem */
2539 { L4TA(12), 38, 2, 1 }, /* sDMA */
2540 { L4TA(13), 40, 5, 4 }, /* SSI */
2541 { L4TAO(4), 45, 2, 1 }, /* USB */
2542 { L4TA(14), 47, 2, 1 }, /* Win Tracer1 */
2543 { L4TA(15), 49, 2, 1 }, /* Win Tracer2 */
2544 { L4TA(16), 51, 2, 1 }, /* Win Tracer3 */
2545 { L4TA(17), 53, 2, 1 }, /* Win Tracer4 */
2546 { L4TA(18), 55, 2, 1 }, /* XTI */
2547 { L4TA(19), 57, 2, 1 }, /* UART1 */
2548 { L4TA(20), 59, 2, 1 }, /* UART2 */
2549 { L4TA(21), 61, 2, 1 }, /* UART3 */
2550 { L4TAO(5), 63, 2, 1 }, /* I2C1 */
2551 { L4TAO(6), 65, 2, 1 }, /* I2C2 */
2552 { L4TAO(7), 67, 2, 1 }, /* McBSP1 */
2553 { L4TAO(8), 69, 2, 1 }, /* McBSP2 */
2554 { L4TA(5), 71, 2, 1 }, /* WD Timer 3 (DSP) */
2555 { L4TA(6), 73, 2, 1 }, /* WD Timer 4 (IVA) */
2556 { L4TA(8), 75, 2, 1 }, /* GP Timer 2 */
2557 { L4TA(22), 77, 2, 1 }, /* GP Timer 3 */
2558 { L4TA(23), 79, 2, 1 }, /* GP Timer 4 */
2559 { L4TA(24), 81, 2, 1 }, /* GP Timer 5 */
2560 { L4TA(25), 83, 2, 1 }, /* GP Timer 6 */
2561 { L4TA(26), 85, 2, 1 }, /* GP Timer 7 */
2562 { L4TA(27), 87, 2, 1 }, /* GP Timer 8 */
2563 { L4TA(28), 89, 2, 1 }, /* GP Timer 9 */
2564 { L4TA(29), 91, 2, 1 }, /* GP Timer 10 */
2565 { L4TA(30), 93, 2, 1 }, /* GP Timer 11 */
2566 { L4TA(31), 95, 2, 1 }, /* GP Timer 12 */
2567 { L4TA(32), 97, 2, 1 }, /* EAC */
2568 { L4TA(33), 99, 2, 1 }, /* FAC */
2569 { L4TA(34), 101, 2, 1 }, /* IPC */
2570 { L4TA(35), 103, 2, 1 }, /* SPI1 */
2571 { L4TA(36), 105, 2, 1 }, /* SPI2 */
2572 { L4TAO(9), 107, 2, 1 }, /* MMC SDIO */
2573 { L4TAO(10), 109, 2, 1 },
2574 { L4TAO(11), 111, 2, 1 }, /* RNG */
2575 { L4TAO(12), 113, 2, 1 }, /* DES3DES */
2576 { L4TAO(13), 115, 2, 1 }, /* SHA1MD5 */
2577 { L4TA(37), 117, 2, 1 }, /* AES */
2578 { L4TA(38), 119, 2, 1 }, /* PKA */
2579 { -1, 121, 2, 1 },
2580 { L4TA(39), 123, 2, 1 }, /* HDQ/1-Wire */
2581 };
2582
2583 #define omap_l4ta(bus, cs) omap_l4ta_get(bus, L4TA(cs))
2584 #define omap_l4tao(bus, cs) omap_l4ta_get(bus, L4TAO(cs))
2585
2586 struct omap_target_agent_s *omap_l4ta_get(struct omap_l4_s *bus, int cs)
2587 {
2588 int i, iomemtype;
2589 struct omap_target_agent_s *ta = 0;
2590 struct omap_l4_agent_info_s *info = 0;
2591
2592 for (i = 0; i < bus->ta_num; i ++)
2593 if (omap_l4_agent_info[i].ta == cs) {
2594 ta = &bus->ta[i];
2595 info = &omap_l4_agent_info[i];
2596 break;
2597 }
2598 if (!ta) {
2599 fprintf(stderr, "%s: bad target agent (%i)\n", __FUNCTION__, cs);
2600 exit(-1);
2601 }
2602
2603 ta->bus = bus;
2604 ta->start = &omap_l4_region[info->region];
2605 ta->regions = info->regions;
2606
2607 ta->component = ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
2608 ta->status = 0x00000000;
2609 ta->control = 0x00000200; /* XXX 01000200 for L4TAO */
2610
2611 iomemtype = l4_register_io_memory(0, omap_l4ta_readfn,
2612 omap_l4ta_writefn, ta);
2613 ta->base = omap_l4_attach(ta, info->ta_region, iomemtype);
2614
2615 return ta;
2616 }
2617
2618 target_phys_addr_t omap_l4_attach(struct omap_target_agent_s *ta, int region,
2619 int iotype)
2620 {
2621 target_phys_addr_t base;
2622 ssize_t size;
2623 #ifdef L4_MUX_HACK
2624 int i;
2625 #endif
2626
2627 if (region < 0 || region >= ta->regions) {
2628 fprintf(stderr, "%s: bad io region (%i)\n", __FUNCTION__, region);
2629 exit(-1);
2630 }
2631
2632 base = ta->bus->base + ta->start[region].offset;
2633 size = ta->start[region].size;
2634 if (iotype) {
2635 #ifndef L4_MUX_HACK
2636 cpu_register_physical_memory(base, size, iotype);
2637 #else
2638 cpu_register_physical_memory(base, size, omap_cpu_io_entry);
2639 i = (base - ta->bus->base) / TARGET_PAGE_SIZE;
2640 for (; size > 0; size -= TARGET_PAGE_SIZE, i ++) {
2641 omap_l4_io_readb_fn[i] = omap_l4_io_entry[iotype].mem_read[0];
2642 omap_l4_io_readh_fn[i] = omap_l4_io_entry[iotype].mem_read[1];
2643 omap_l4_io_readw_fn[i] = omap_l4_io_entry[iotype].mem_read[2];
2644 omap_l4_io_writeb_fn[i] = omap_l4_io_entry[iotype].mem_write[0];
2645 omap_l4_io_writeh_fn[i] = omap_l4_io_entry[iotype].mem_write[1];
2646 omap_l4_io_writew_fn[i] = omap_l4_io_entry[iotype].mem_write[2];
2647 omap_l4_io_opaque[i] = omap_l4_io_entry[iotype].opaque;
2648 }
2649 #endif
2650 }
2651
2652 return base;
2653 }
2654
2655 /* TEST-Chip-level TAP */
2656 static uint32_t omap_tap_read(void *opaque, target_phys_addr_t addr)
2657 {
2658 struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
2659 target_phys_addr_t reg = addr - s->tap_base;
2660
2661 switch (reg) {
2662 case 0x204: /* IDCODE_reg */
2663 switch (s->mpu_model) {
2664 case omap2420:
2665 case omap2422:
2666 case omap2423:
2667 return 0x5b5d902f; /* ES 2.2 */
2668 case omap2430:
2669 return 0x5b68a02f; /* ES 2.2 */
2670 case omap3430:
2671 return 0x1b7ae02f; /* ES 2 */
2672 default:
2673 cpu_abort(cpu_single_env, "%s: Bad mpu model\n", __FUNCTION__);
2674 }
2675
2676 case 0x208: /* PRODUCTION_ID_reg for OMAP2 */
2677 case 0x210: /* PRODUCTION_ID_reg for OMAP3 */
2678 switch (s->mpu_model) {
2679 case omap2420:
2680 return 0x000254f0; /* POP ESHS2.1.1 in N91/93/95, ES2 in N800 */
2681 case omap2422:
2682 return 0x000400f0;
2683 case omap2423:
2684 return 0x000800f0;
2685 case omap2430:
2686 return 0x000000f0;
2687 case omap3430:
2688 return 0x000000f0;
2689 default:
2690 cpu_abort(cpu_single_env, "%s: Bad mpu model\n", __FUNCTION__);
2691 }
2692
2693 case 0x20c:
2694 switch (s->mpu_model) {
2695 case omap2420:
2696 case omap2422:
2697 case omap2423:
2698 return 0xcafeb5d9; /* ES 2.2 */
2699 case omap2430:
2700 return 0xcafeb68a; /* ES 2.2 */
2701 case omap3430:
2702 return 0xcafeb7ae; /* ES 2 */
2703 default:
2704 cpu_abort(cpu_single_env, "%s: Bad mpu model\n", __FUNCTION__);
2705 }
2706
2707 case 0x218: /* DIE_ID_reg */
2708 return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
2709 case 0x21c: /* DIE_ID_reg */
2710 return 0x54 << 24;
2711 case 0x220: /* DIE_ID_reg */
2712 return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
2713 case 0x224: /* DIE_ID_reg */
2714 return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
2715 }
2716
2717 OMAP_BAD_REG(addr);
2718 return 0;
2719 }
2720
2721 static void omap_tap_write(void *opaque, target_phys_addr_t addr,
2722 uint32_t value)
2723 {
2724 OMAP_BAD_REG(addr);
2725 }
2726
2727 static CPUReadMemoryFunc *omap_tap_readfn[] = {
2728 omap_badwidth_read32,
2729 omap_badwidth_read32,
2730 omap_tap_read,
2731 };
2732
2733 static CPUWriteMemoryFunc *omap_tap_writefn[] = {
2734 omap_badwidth_write32,
2735 omap_badwidth_write32,
2736 omap_tap_write,
2737 };
2738
2739 void omap_tap_init(struct omap_target_agent_s *ta,
2740 struct omap_mpu_state_s *mpu)
2741 {
2742 mpu->tap_base = omap_l4_attach(ta, 0, l4_register_io_memory(0,
2743 omap_tap_readfn, omap_tap_writefn, mpu));
2744 }
2745
2746 /* Power, Reset, and Clock Management */
2747 struct omap_prcm_s {
2748 target_phys_addr_t base;
2749 qemu_irq irq[3];
2750 struct omap_mpu_state_s *mpu;
2751
2752 uint32_t irqst[3];
2753 uint32_t irqen[3];
2754
2755 uint32_t sysconfig;
2756 uint32_t voltctrl;
2757 uint32_t scratch[20];
2758
2759 uint32_t clksrc[1];
2760 uint32_t clkout[1];
2761 uint32_t clkemul[1];
2762 uint32_t clkpol[1];
2763 uint32_t clksel[8];
2764 uint32_t clken[12];
2765 uint32_t clkctrl[4];
2766 uint32_t clkidle[7];
2767 uint32_t setuptime[2];
2768
2769 uint32_t wkup[3];
2770 uint32_t wken[3];
2771 uint32_t wkst[3];
2772 uint32_t rst[4];
2773 uint32_t rstctrl[1];
2774 uint32_t power[4];
2775 uint32_t rsttime_wkup;
2776
2777 uint32_t ev;
2778 uint32_t evtime[2];
2779
2780 int dpll_lock, apll_lock[2];
2781 };
2782
2783 static void omap_prcm_int_update(struct omap_prcm_s *s, int dom)
2784 {
2785 qemu_set_irq(s->irq[dom], s->irqst[dom] & s->irqen[dom]);
2786 /* XXX or is the mask applied before PRCM_IRQSTATUS_* ? */
2787 }
2788
2789 static uint32_t omap_prcm_read(void *opaque, target_phys_addr_t addr)
2790 {
2791 struct omap_prcm_s *s = (struct omap_prcm_s *) opaque;
2792 int offset = addr - s->base;
2793 uint32_t ret;
2794
2795 switch (offset) {
2796 case 0x000: /* PRCM_REVISION */
2797 return 0x10;
2798
2799 case 0x010: /* PRCM_SYSCONFIG */
2800 return s->sysconfig;
2801
2802 case 0x018: /* PRCM_IRQSTATUS_MPU */
2803 return s->irqst[0];
2804
2805 case 0x01c: /* PRCM_IRQENABLE_MPU */
2806 return s->irqen[0];
2807
2808 case 0x050: /* PRCM_VOLTCTRL */
2809 return s->voltctrl;
2810 case 0x054: /* PRCM_VOLTST */
2811 return s->voltctrl & 3;
2812
2813 case 0x060: /* PRCM_CLKSRC_CTRL */
2814 return s->clksrc[0];
2815 case 0x070: /* PRCM_CLKOUT_CTRL */
2816 return s->clkout[0];
2817 case 0x078: /* PRCM_CLKEMUL_CTRL */
2818 return s->clkemul[0];
2819 case 0x080: /* PRCM_CLKCFG_CTRL */
2820 case 0x084: /* PRCM_CLKCFG_STATUS */
2821 return 0;
2822
2823 case 0x090: /* PRCM_VOLTSETUP */
2824 return s->setuptime[0];
2825
2826 case 0x094: /* PRCM_CLKSSETUP */
2827 return s->setuptime[1];
2828
2829 case 0x098: /* PRCM_POLCTRL */
2830 return s->clkpol[0];
2831
2832 case 0x0b0: /* GENERAL_PURPOSE1 */
2833 case 0x0b4: /* GENERAL_PURPOSE2 */
2834 case 0x0b8: /* GENERAL_PURPOSE3 */
2835 case 0x0bc: /* GENERAL_PURPOSE4 */
2836 case 0x0c0: /* GENERAL_PURPOSE5 */
2837 case 0x0c4: /* GENERAL_PURPOSE6 */
2838 case 0x0c8: /* GENERAL_PURPOSE7 */
2839 case 0x0cc: /* GENERAL_PURPOSE8 */
2840 case 0x0d0: /* GENERAL_PURPOSE9 */
2841 case 0x0d4: /* GENERAL_PURPOSE10 */
2842 case 0x0d8: /* GENERAL_PURPOSE11 */
2843 case 0x0dc: /* GENERAL_PURPOSE12 */
2844 case 0x0e0: /* GENERAL_PURPOSE13 */
2845 case 0x0e4: /* GENERAL_PURPOSE14 */
2846 case 0x0e8: /* GENERAL_PURPOSE15 */
2847 case 0x0ec: /* GENERAL_PURPOSE16 */
2848 case 0x0f0: /* GENERAL_PURPOSE17 */
2849 case 0x0f4: /* GENERAL_PURPOSE18 */
2850 case 0x0f8: /* GENERAL_PURPOSE19 */
2851 case 0x0fc: /* GENERAL_PURPOSE20 */
2852 return s->scratch[(offset - 0xb0) >> 2];
2853
2854 case 0x140: /* CM_CLKSEL_MPU */
2855 return s->clksel[0];
2856 case 0x148: /* CM_CLKSTCTRL_MPU */
2857 return s->clkctrl[0];
2858
2859 case 0x158: /* RM_RSTST_MPU */
2860 return s->rst[0];
2861 case 0x1c8: /* PM_WKDEP_MPU */
2862 return s->wkup[0];
2863 case 0x1d4: /* PM_EVGENCTRL_MPU */
2864 return s->ev;
2865 case 0x1d8: /* PM_EVEGENONTIM_MPU */
2866 return s->evtime[0];
2867 case 0x1dc: /* PM_EVEGENOFFTIM_MPU */
2868 return s->evtime[1];
2869 case 0x1e0: /* PM_PWSTCTRL_MPU */
2870 return s->power[0];
2871 case 0x1e4: /* PM_PWSTST_MPU */
2872 return 0;
2873
2874 case 0x200: /* CM_FCLKEN1_CORE */
2875 return s->clken[0];
2876 case 0x204: /* CM_FCLKEN2_CORE */
2877 return s->clken[1];
2878 case 0x210: /* CM_ICLKEN1_CORE */
2879 return s->clken[2];
2880 case 0x214: /* CM_ICLKEN2_CORE */
2881 return s->clken[3];
2882 case 0x21c: /* CM_ICLKEN4_CORE */
2883 return s->clken[4];
2884
2885 case 0x220: /* CM_IDLEST1_CORE */
2886 /* TODO: check the actual iclk status */
2887 return 0x7ffffff9;
2888 case 0x224: /* CM_IDLEST2_CORE */
2889 /* TODO: check the actual iclk status */
2890 return 0x00000007;
2891 case 0x22c: /* CM_IDLEST4_CORE */
2892 /* TODO: check the actual iclk status */
2893 return 0x0000001f;
2894
2895 case 0x230: /* CM_AUTOIDLE1_CORE */
2896 return s->clkidle[0];
2897 case 0x234: /* CM_AUTOIDLE2_CORE */
2898 return s->clkidle[1];
2899 case 0x238: /* CM_AUTOIDLE3_CORE */
2900 return s->clkidle[2];
2901 case 0x23c: /* CM_AUTOIDLE4_CORE */
2902 return s->clkidle[3];
2903
2904 case 0x240: /* CM_CLKSEL1_CORE */
2905 return s->clksel[1];
2906 case 0x244: /* CM_CLKSEL2_CORE */
2907 return s->clksel[2];
2908
2909 case 0x248: /* CM_CLKSTCTRL_CORE */
2910 return s->clkctrl[1];
2911
2912 case 0x2a0: /* PM_WKEN1_CORE */
2913 return s->wken[0];
2914 case 0x2a4: /* PM_WKEN2_CORE */
2915 return s->wken[1];
2916
2917 case 0x2b0: /* PM_WKST1_CORE */
2918 return s->wkst[0];
2919 case 0x2b4: /* PM_WKST2_CORE */
2920 return s->wkst[1];
2921 case 0x2c8: /* PM_WKDEP_CORE */
2922 return 0x1e;
2923
2924 case 0x2e0: /* PM_PWSTCTRL_CORE */
2925 return s->power[1];
2926 case 0x2e4: /* PM_PWSTST_CORE */
2927 return 0x000030 | (s->power[1] & 0xfc00);
2928
2929 case 0x300: /* CM_FCLKEN_GFX */
2930 return s->clken[5];
2931 case 0x310: /* CM_ICLKEN_GFX */
2932 return s->clken[6];
2933 case 0x320: /* CM_IDLEST_GFX */
2934 /* TODO: check the actual iclk status */
2935 return 0x00000001;
2936 case 0x340: /* CM_CLKSEL_GFX */
2937 return s->clksel[3];
2938 case 0x348: /* CM_CLKSTCTRL_GFX */
2939 return s->clkctrl[2];
2940 case 0x350: /* RM_RSTCTRL_GFX */
2941 return s->rstctrl[0];
2942 case 0x358: /* RM_RSTST_GFX */
2943 return s->rst[1];
2944 case 0x3c8: /* PM_WKDEP_GFX */
2945 return s->wkup[1];
2946
2947 case 0x3e0: /* PM_PWSTCTRL_GFX */
2948 return s->power[2];
2949 case 0x3e4: /* PM_PWSTST_GFX */
2950 return s->power[2] & 3;
2951
2952 case 0x400: /* CM_FCLKEN_WKUP */
2953 return s->clken[7];
2954 case 0x410: /* CM_ICLKEN_WKUP */
2955 return s->clken[8];
2956 case 0x420: /* CM_IDLEST_WKUP */
2957 /* TODO: check the actual iclk status */
2958 return 0x0000003f;
2959 case 0x430: /* CM_AUTOIDLE_WKUP */
2960 return s->clkidle[4];
2961 case 0x440: /* CM_CLKSEL_WKUP */
2962 return s->clksel[4];
2963 case 0x450: /* RM_RSTCTRL_WKUP */
2964 return 0;
2965 case 0x454: /* RM_RSTTIME_WKUP */
2966 return s->rsttime_wkup;
2967 case 0x458: /* RM_RSTST_WKUP */
2968 return s->rst[2];
2969 case 0x4a0: /* PM_WKEN_WKUP */
2970 return s->wken[2];
2971 case 0x4b0: /* PM_WKST_WKUP */
2972 return s->wkst[2];
2973
2974 case 0x500: /* CM_CLKEN_PLL */
2975 return s->clken[9];
2976 case 0x520: /* CM_IDLEST_CKGEN */
2977 ret = 0x0000070 | (s->apll_lock[0] << 9) | (s->apll_lock[1] << 8);
2978 if (!(s->clksel[6] & 3))
2979 /* Core uses 32-kHz clock */
2980 ret |= 3 << 0;
2981 else if (!s->dpll_lock)
2982 /* DPLL not locked, core uses ref_clk */
2983 ret |= 1 << 0;
2984 else
2985 /* Core uses DPLL */
2986 ret |= 2 << 0;
2987 return ret;
2988 case 0x530: /* CM_AUTOIDLE_PLL */
2989 return s->clkidle[5];
2990 case 0x540: /* CM_CLKSEL1_PLL */
2991 return s->clksel[5];
2992 case 0x544: /* CM_CLKSEL2_PLL */
2993 return s->clksel[6];
2994
2995 case 0x800: /* CM_FCLKEN_DSP */
2996 return s->clken[10];
2997 case 0x810: /* CM_ICLKEN_DSP */
2998 return s->clken[11];
2999 case 0x820: /* CM_IDLEST_DSP */
3000 /* TODO: check the actual iclk status */
3001 return 0x00000103;
3002 case 0x830: /* CM_AUTOIDLE_DSP */
3003 return s->clkidle[6];
3004 case 0x840: /* CM_CLKSEL_DSP */
3005 return s->clksel[7];
3006 case 0x848: /* CM_CLKSTCTRL_DSP */
3007 return s->clkctrl[3];
3008 case 0x850: /* RM_RSTCTRL_DSP */
3009 return 0;
3010 case 0x858: /* RM_RSTST_DSP */
3011 return s->rst[3];
3012 case 0x8c8: /* PM_WKDEP_DSP */
3013 return s->wkup[2];
3014 case 0x8e0: /* PM_PWSTCTRL_DSP */
3015 return s->power[3];
3016 case 0x8e4: /* PM_PWSTST_DSP */
3017 return 0x008030 | (s->power[3] & 0x3003);
3018
3019 case 0x8f0: /* PRCM_IRQSTATUS_DSP */
3020 return s->irqst[1];
3021 case 0x8f4: /* PRCM_IRQENABLE_DSP */
3022 return s->irqen[1];
3023
3024 case 0x8f8: /* PRCM_IRQSTATUS_IVA */
3025 return s->irqst[2];
3026 case 0x8fc: /* PRCM_IRQENABLE_IVA */
3027 return s->irqen[2];
3028 }
3029
3030 OMAP_BAD_REG(addr);
3031 return 0;
3032 }
3033
3034 static void omap_prcm_apll_update(struct omap_prcm_s *s)
3035 {
3036 int mode[2];
3037
3038 mode[0] = (s->clken[9] >> 6) & 3;
3039 s->apll_lock[0] = (mode[0] == 3);
3040 mode[1] = (s->clken[9] >> 2) & 3;
3041 s->apll_lock[1] = (mode[1] == 3);
3042 /* TODO: update clocks */
3043
3044 if (mode[0] == 1 || mode[0] == 2 || mode[1] == 1 || mode[2] == 2)
3045 fprintf(stderr, "%s: bad EN_54M_PLL or bad EN_96M_PLL\n",
3046 __FUNCTION__);
3047 }
3048
3049 static void omap_prcm_dpll_update(struct omap_prcm_s *s)
3050 {
3051 omap_clk dpll = omap_findclk(s->mpu, "dpll");
3052 omap_clk dpll_x2 = omap_findclk(s->mpu, "dpll");
3053 omap_clk core = omap_findclk(s->mpu, "core_clk");
3054 int mode = (s->clken[9] >> 0) & 3;
3055 int mult, div;
3056
3057 mult = (s->clksel[5] >> 12) & 0x3ff;
3058 div = (s->clksel[5] >> 8) & 0xf;
3059 if (mult == 0 || mult == 1)
3060 mode = 1; /* Bypass */
3061
3062 s->dpll_lock = 0;
3063 switch (mode) {
3064 case 0:
3065 fprintf(stderr, "%s: bad EN_DPLL\n", __FUNCTION__);
3066 break;
3067 case 1: /* Low-power bypass mode (Default) */
3068 case 2: /* Fast-relock bypass mode */
3069 omap_clk_setrate(dpll, 1, 1);
3070 omap_clk_setrate(dpll_x2, 1, 1);
3071 break;
3072 case 3: /* Lock mode */
3073 s->dpll_lock = 1; /* After 20 FINT cycles (ref_clk / (div + 1)). */
3074
3075 omap_clk_setrate(dpll, div + 1, mult);
3076 omap_clk_setrate(dpll_x2, div + 1, mult * 2);
3077 break;
3078 }
3079
3080 switch ((s->clksel[6] >> 0) & 3) {
3081 case 0:
3082 omap_clk_reparent(core, omap_findclk(s->mpu, "clk32-kHz"));
3083 break;
3084 case 1:
3085 omap_clk_reparent(core, dpll);
3086 break;
3087 case 2:
3088 /* Default */
3089 omap_clk_reparent(core, dpll_x2);
3090 break;
3091 case 3:
3092 fprintf(stderr, "%s: bad CORE_CLK_SRC\n", __FUNCTION__);
3093 break;
3094 }
3095 }
3096
3097 static void omap_prcm_write(void *opaque, target_phys_addr_t addr,
3098 uint32_t value)
3099 {
3100 struct omap_prcm_s *s = (struct omap_prcm_s *) opaque;
3101 int offset = addr - s->base;
3102
3103 switch (offset) {
3104 case 0x000: /* PRCM_REVISION */
3105 case 0x054: /* PRCM_VOLTST */
3106 case 0x084: /* PRCM_CLKCFG_STATUS */
3107 case 0x1e4: /* PM_PWSTST_MPU */
3108 case 0x220: /* CM_IDLEST1_CORE */
3109 case 0x224: /* CM_IDLEST2_CORE */
3110 case 0x22c: /* CM_IDLEST4_CORE */
3111 case 0x2c8: /* PM_WKDEP_CORE */
3112 case 0x2e4: /* PM_PWSTST_CORE */
3113 case 0x320: /* CM_IDLEST_GFX */
3114 case 0x3e4: /* PM_PWSTST_GFX */
3115 case 0x420: /* CM_IDLEST_WKUP */
3116 case 0x520: /* CM_IDLEST_CKGEN */
3117 case 0x820: /* CM_IDLEST_DSP */
3118 case 0x8e4: /* PM_PWSTST_DSP */
3119 OMAP_RO_REG(addr);
3120 return;
3121
3122 case 0x010: /* PRCM_SYSCONFIG */
3123 s->sysconfig = value & 1;
3124 break;
3125
3126 case 0x018: /* PRCM_IRQSTATUS_MPU */
3127 s->irqst[0] &= ~value;
3128 omap_prcm_int_update(s, 0);
3129 break;
3130 case 0x01c: /* PRCM_IRQENABLE_MPU */
3131 s->irqen[0] = value & 0x3f;
3132 omap_prcm_int_update(s, 0);
3133 break;
3134
3135 case 0x050: /* PRCM_VOLTCTRL */
3136 s->voltctrl = value & 0xf1c3;
3137 break;
3138
3139 case 0x060: /* PRCM_CLKSRC_CTRL */
3140 s->clksrc[0] = value & 0xdb;
3141 /* TODO update clocks */
3142 break;
3143
3144 case 0x070: /* PRCM_CLKOUT_CTRL */
3145 s->clkout[0] = value & 0xbbbb;
3146 /* TODO update clocks */
3147 break;
3148
3149 case 0x078: /* PRCM_CLKEMUL_CTRL */
3150 s->clkemul[0] = value & 1;
3151 /* TODO update clocks */
3152 break;
3153
3154 case 0x080: /* PRCM_CLKCFG_CTRL */
3155 break;
3156
3157 case 0x090: /* PRCM_VOLTSETUP */
3158 s->setuptime[0] = value & 0xffff;
3159 break;
3160 case 0x094: /* PRCM_CLKSSETUP */
3161 s->setuptime[1] = value & 0xffff;
3162 break;
3163
3164 case 0x098: /* PRCM_POLCTRL */
3165 s->clkpol[0] = value & 0x701;
3166 break;
3167
3168 case 0x0b0: /* GENERAL_PURPOSE1 */
3169 case 0x0b4: /* GENERAL_PURPOSE2 */
3170 case 0x0b8: /* GENERAL_PURPOSE3 */
3171 case 0x0bc: /* GENERAL_PURPOSE4 */
3172 case 0x0c0: /* GENERAL_PURPOSE5 */
3173 case 0x0c4: /* GENERAL_PURPOSE6 */
3174 case 0x0c8: /* GENERAL_PURPOSE7 */
3175 case 0x0cc: /* GENERAL_PURPOSE8 */
3176 case 0x0d0: /* GENERAL_PURPOSE9 */
3177 case 0x0d4: /* GENERAL_PURPOSE10 */
3178 case 0x0d8: /* GENERAL_PURPOSE11 */
3179 case 0x0dc: /* GENERAL_PURPOSE12 */
3180 case 0x0e0: /* GENERAL_PURPOSE13 */
3181 case 0x0e4: /* GENERAL_PURPOSE14 */
3182 case 0x0e8: /* GENERAL_PURPOSE15 */
3183 case 0x0ec: /* GENERAL_PURPOSE16 */
3184 case 0x0f0: /* GENERAL_PURPOSE17 */
3185 case 0x0f4: /* GENERAL_PURPOSE18 */
3186 case 0x0f8: /* GENERAL_PURPOSE19 */
3187 case 0x0fc: /* GENERAL_PURPOSE20 */
3188 s->scratch[(offset - 0xb0) >> 2] = value;
3189 break;
3190
3191 case 0x140: /* CM_CLKSEL_MPU */
3192 s->clksel[0] = value & 0x1f;
3193 /* TODO update clocks */
3194 break;
3195 case 0x148: /* CM_CLKSTCTRL_MPU */
3196 s->clkctrl[0] = value & 0x1f;
3197 break;
3198
3199 case 0x158: /* RM_RSTST_MPU */
3200 s->rst[0] &= ~value;
3201 break;
3202 case 0x1c8: /* PM_WKDEP_MPU */
3203 s->wkup[0] = value & 0x15;
3204 break;
3205
3206 case 0x1d4: /* PM_EVGENCTRL_MPU */
3207 s->ev = value & 0x1f;
3208 break;
3209 case 0x1d8: /* PM_EVEGENONTIM_MPU */
3210 s->evtime[0] = value;
3211 break;
3212 case 0x1dc: /* PM_EVEGENOFFTIM_MPU */
3213 s->evtime[1] = value;
3214 break;
3215
3216 case 0x1e0: /* PM_PWSTCTRL_MPU */
3217 s->power[0] = value & 0xc0f;
3218 break;
3219
3220 case 0x200: /* CM_FCLKEN1_CORE */
3221 s->clken[0] = value & 0xbfffffff;
3222 /* TODO update clocks */
3223 /* The EN_EAC bit only gets/puts func_96m_clk. */
3224 break;
3225 case 0x204: /* CM_FCLKEN2_CORE */
3226 s->clken[1] = value & 0x00000007;
3227 /* TODO update clocks */
3228 break;
3229 case 0x210: /* CM_ICLKEN1_CORE */
3230 s->clken[2] = value & 0xfffffff9;
3231 /* TODO update clocks */
3232 /* The EN_EAC bit only gets/puts core_l4_iclk. */
3233 break;
3234 case 0x214: /* CM_ICLKEN2_CORE */
3235 s->clken[3] = value & 0x00000007;
3236 /* TODO update clocks */
3237 break;
3238 case 0x21c: /* CM_ICLKEN4_CORE */
3239 s->clken[4] = value & 0x0000001f;
3240 /* TODO update clocks */
3241 break;
3242
3243 case 0x230: /* CM_AUTOIDLE1_CORE */
3244 s->clkidle[0] = value & 0xfffffff9;
3245 /* TODO update clocks */
3246 break;
3247 case 0x234: /* CM_AUTOIDLE2_CORE */
3248 s->clkidle[1] = value & 0x00000007;
3249 /* TODO update clocks */
3250 break;
3251 case 0x238: /* CM_AUTOIDLE3_CORE */
3252 s->clkidle[2] = value & 0x00000007;
3253 /* TODO update clocks */
3254 break;
3255 case 0x23c: /* CM_AUTOIDLE4_CORE */
3256 s->clkidle[3] = value & 0x0000001f;
3257 /* TODO update clocks */
3258 break;
3259
3260 case 0x240: /* CM_CLKSEL1_CORE */
3261 s->clksel[1] = value & 0x0fffbf7f;
3262 /* TODO update clocks */
3263 break;
3264
3265 case 0x244: /* CM_CLKSEL2_CORE */
3266 s->clksel[2] = value & 0x00fffffc;
3267 /* TODO update clocks */
3268 break;
3269
3270 case 0x248: /* CM_CLKSTCTRL_CORE */
3271 s->clkctrl[1] = value & 0x7;
3272 break;
3273
3274 case 0x2a0: /* PM_WKEN1_CORE */
3275 s->wken[0] = value & 0x04667ff8;
3276 break;
3277 case 0x2a4: /* PM_WKEN2_CORE */
3278 s->wken[1] = value & 0x00000005;
3279 break;
3280
3281 case 0x2b0: /* PM_WKST1_CORE */
3282 s->wkst[0] &= ~value;
3283 break;
3284 case 0x2b4: /* PM_WKST2_CORE */
3285 s->wkst[1] &= ~value;
3286 break;
3287
3288 case 0x2e0: /* PM_PWSTCTRL_CORE */
3289 s->power[1] = (value & 0x00fc3f) | (1 << 2);
3290 break;
3291
3292 case 0x300: /* CM_FCLKEN_GFX */
3293 s->clken[5] = value & 6;
3294 /* TODO update clocks */
3295 break;
3296 case 0x310: /* CM_ICLKEN_GFX */
3297 s->clken[6] = value & 1;
3298 /* TODO update clocks */
3299 break;
3300 case 0x340: /* CM_CLKSEL_GFX */
3301 s->clksel[3] = value & 7;
3302 /* TODO update clocks */
3303 break;
3304 case 0x348: /* CM_CLKSTCTRL_GFX */
3305 s->clkctrl[2] = value & 1;
3306 break;
3307 case 0x350: /* RM_RSTCTRL_GFX */
3308 s->rstctrl[0] = value & 1;
3309 /* TODO: reset */
3310 break;
3311 case 0x358: /* RM_RSTST_GFX */
3312 s->rst[1] &= ~value;
3313 break;
3314 case 0x3c8: /* PM_WKDEP_GFX */
3315 s->wkup[1] = value & 0x13;
3316 break;
3317 case 0x3e0: /* PM_PWSTCTRL_GFX */
3318 s->power[2] = (value & 0x00c0f) | (3 << 2);
3319 break;
3320
3321 case 0x400: /* CM_FCLKEN_WKUP */
3322 s->clken[7] = value & 0xd;
3323 /* TODO update clocks */
3324 break;
3325 case 0x410: /* CM_ICLKEN_WKUP */
3326 s->clken[8] = value & 0x3f;
3327 /* TODO update clocks */
3328 break;
3329 case 0x430: /* CM_AUTOIDLE_WKUP */
3330 s->clkidle[4] = value & 0x0000003f;
3331 /* TODO update clocks */
3332 break;
3333 case 0x440: /* CM_CLKSEL_WKUP */
3334 s->clksel[4] = value & 3;
3335 /* TODO update clocks */
3336 break;
3337 case 0x450: /* RM_RSTCTRL_WKUP */
3338 /* TODO: reset */
3339 if (value & 2)
3340 qemu_system_reset_request();
3341 break;
3342 case 0x454: /* RM_RSTTIME_WKUP */
3343 s->rsttime_wkup = value & 0x1fff;
3344 break;
3345 case 0x458: /* RM_RSTST_WKUP */
3346 s->rst[2] &= ~value;
3347 break;
3348 case 0x4a0: /* PM_WKEN_WKUP */
3349 s->wken[2] = value & 0x00000005;
3350 break;
3351 case 0x4b0: /* PM_WKST_WKUP */
3352 s->wkst[2] &= ~value;
3353 break;
3354
3355 case 0x500: /* CM_CLKEN_PLL */
3356 if (value & 0xffffff30)
3357 fprintf(stderr, "%s: write 0s in CM_CLKEN_PLL for "
3358 "future compatiblity\n", __FUNCTION__);
3359 if ((s->clken[9] ^ value) & 0xcc) {
3360 s->clken[9] &= ~0xcc;
3361 s->clken[9] |= value & 0xcc;
3362 omap_prcm_apll_update(s);
3363 }
3364 if ((s->clken[9] ^ value) & 3) {
3365 s->clken[9] &= ~3;
3366 s->clken[9] |= value & 3;
3367 omap_prcm_dpll_update(s);
3368 }
3369 break;
3370 case 0x530: /* CM_AUTOIDLE_PLL */
3371 s->clkidle[5] = value & 0x000000cf;
3372 /* TODO update clocks */
3373 break;
3374 case 0x540: /* CM_CLKSEL1_PLL */
3375 if (value & 0xfc4000d7)
3376 fprintf(stderr, "%s: write 0s in CM_CLKSEL1_PLL for "
3377 "future compatiblity\n", __FUNCTION__);
3378 if ((s->clksel[5] ^ value) & 0x003fff00) {
3379 s->clksel[5] = value & 0x03bfff28;
3380 omap_prcm_dpll_update(s);
3381 }
3382 /* TODO update the other clocks */
3383
3384 s->clksel[5] = value & 0x03bfff28;
3385 break;
3386 case 0x544: /* CM_CLKSEL2_PLL */
3387 if (value & ~3)
3388 fprintf(stderr, "%s: write 0s in CM_CLKSEL2_PLL[31:2] for "
3389 "future compatiblity\n", __FUNCTION__);
3390 if (s->clksel[6] != (value & 3)) {
3391 s->clksel[6] = value & 3;
3392 omap_prcm_dpll_update(s);
3393 }
3394 break;
3395
3396 case 0x800: /* CM_FCLKEN_DSP */
3397 s->clken[10] = value & 0x501;
3398 /* TODO update clocks */
3399 break;
3400 case 0x810: /* CM_ICLKEN_DSP */
3401 s->clken[11] = value & 0x2;
3402 /* TODO update clocks */
3403 break;
3404 case 0x830: /* CM_AUTOIDLE_DSP */
3405 s->clkidle[6] = value & 0x2;
3406 /* TODO update clocks */
3407 break;
3408 case 0x840: /* CM_CLKSEL_DSP */
3409 s->clksel[7] = value & 0x3fff;
3410 /* TODO update clocks */
3411 break;
3412 case 0x848: /* CM_CLKSTCTRL_DSP */
3413 s->clkctrl[3] = value & 0x101;
3414 break;
3415 case 0x850: /* RM_RSTCTRL_DSP */
3416 /* TODO: reset */
3417 break;
3418 case 0x858: /* RM_RSTST_DSP */
3419 s->rst[3] &= ~value;
3420 break;
3421 case 0x8c8: /* PM_WKDEP_DSP */
3422 s->wkup[2] = value & 0x13;
3423 break;
3424 case 0x8e0: /* PM_PWSTCTRL_DSP */
3425 s->power[3] = (value & 0x03017) | (3 << 2);
3426 break;
3427
3428 case 0x8f0: /* PRCM_IRQSTATUS_DSP */
3429 s->irqst[1] &= ~value;
3430 omap_prcm_int_update(s, 1);
3431 break;
3432 case 0x8f4: /* PRCM_IRQENABLE_DSP */
3433 s->irqen[1] = value & 0x7;
3434 omap_prcm_int_update(s, 1);
3435 break;
3436
3437 case 0x8f8: /* PRCM_IRQSTATUS_IVA */
3438 s->irqst[2] &= ~value;
3439 omap_prcm_int_update(s, 2);
3440 break;
3441 case 0x8fc: /* PRCM_IRQENABLE_IVA */
3442 s->irqen[2] = value & 0x7;
3443 omap_prcm_int_update(s, 2);
3444 break;
3445
3446 default:
3447 OMAP_BAD_REG(addr);
3448 return;
3449 }
3450 }
3451
3452 static CPUReadMemoryFunc *omap_prcm_readfn[] = {
3453 omap_badwidth_read32,
3454 omap_badwidth_read32,
3455 omap_prcm_read,
3456 };
3457
3458 static CPUWriteMemoryFunc *omap_prcm_writefn[] = {
3459 omap_badwidth_write32,
3460 omap_badwidth_write32,
3461 omap_prcm_write,
3462 };
3463
3464 static void omap_prcm_reset(struct omap_prcm_s *s)
3465 {
3466 s->sysconfig = 0;
3467 s->irqst[0] = 0;
3468 s->irqst[1] = 0;
3469 s->irqst[2] = 0;
3470 s->irqen[0] = 0;
3471 s->irqen[1] = 0;
3472 s->irqen[2] = 0;
3473 s->voltctrl = 0x1040;
3474 s->ev = 0x14;
3475 s->evtime[0] = 0;
3476 s->evtime[1] = 0;
3477 s->clkctrl[0] = 0;
3478 s->clkctrl[1] = 0;
3479 s->clkctrl[2] = 0;
3480 s->clkctrl[3] = 0;
3481 s->clken[1] = 7;
3482 s->clken[3] = 7;
3483 s->clken[4] = 0;
3484 s->clken[5] = 0;
3485 s->clken[6] = 0;
3486 s->clken[7] = 0xc;
3487 s->clken[8] = 0x3e;
3488 s->clken[9] = 0x0d;
3489 s->clken[10] = 0;
3490 s->clken[11] = 0;
3491 s->clkidle[0] = 0;
3492 s->clkidle[2] = 7;
3493 s->clkidle[3] = 0;
3494 s->clkidle[4] = 0;
3495 s->clkidle[5] = 0x0c;
3496 s->clkidle[6] = 0;
3497 s->clksel[0] = 0x01;
3498 s->clksel[1] = 0x02100121;
3499 s->clksel[2] = 0x00000000;
3500 s->clksel[3] = 0x01;
3501 s->clksel[4] = 0;
3502 s->clksel[7] = 0x0121;
3503 s->wkup[0] = 0x15;
3504 s->wkup[1] = 0x13;
3505 s->wkup[2] = 0x13;
3506 s->wken[0] = 0x04667ff8;
3507 s->wken[1] = 0x00000005;
3508 s->wken[2] = 5;
3509 s->wkst[0] = 0;
3510 s->wkst[1] = 0;
3511 s->wkst[2] = 0;
3512 s->power[0] = 0x00c;
3513 s->power[1] = 4;
3514 s->power[2] = 0x0000c;
3515 s->power[3] = 0x14;
3516 s->rstctrl[0] = 1;
3517 s->rst[3] = 1;
3518 omap_prcm_apll_update(s);
3519 omap_prcm_dpll_update(s);
3520 }
3521
3522 static void omap_prcm_coldreset(struct omap_prcm_s *s)
3523 {
3524 s->setuptime[0] = 0;
3525 s->setuptime[1] = 0;
3526 memset(&s->scratch, 0, sizeof(s->scratch));
3527 s->rst[0] = 0x01;
3528 s->rst[1] = 0x00;
3529 s->rst[2] = 0x01;
3530 s->clken[0] = 0;
3531 s->clken[2] = 0;
3532 s->clkidle[1] = 0;
3533 s->clksel[5] = 0;
3534 s->clksel[6] = 2;
3535 s->clksrc[0] = 0x43;
3536 s->clkout[0] = 0x0303;
3537 s->clkemul[0] = 0;
3538 s->clkpol[0] = 0x100;
3539 s->rsttime_wkup = 0x1002;
3540
3541 omap_prcm_reset(s);
3542 }
3543
3544 struct omap_prcm_s *omap_prcm_init(struct omap_target_agent_s *ta,
3545 qemu_irq mpu_int, qemu_irq dsp_int, qemu_irq iva_int,
3546 struct omap_mpu_state_s *mpu)
3547 {
3548 int iomemtype;
3549 struct omap_prcm_s *s = (struct omap_prcm_s *)
3550 qemu_mallocz(sizeof(struct omap_prcm_s));
3551
3552 s->irq[0] = mpu_int;
3553 s->irq[1] = dsp_int;
3554 s->irq[2] = iva_int;
3555 s->mpu = mpu;
3556 omap_prcm_coldreset(s);
3557
3558 iomemtype = l4_register_io_memory(0, omap_prcm_readfn,
3559 omap_prcm_writefn, s);
3560 s->base = omap_l4_attach(ta, 0, iomemtype);
3561 omap_l4_attach(ta, 1, iomemtype);
3562
3563 return s;
3564 }
3565
3566 /* System and Pinout control */
3567 struct omap_sysctl_s {
3568 target_phys_addr_t base;
3569 struct omap_mpu_state_s *mpu;
3570
3571 uint32_t sysconfig;
3572 uint32_t devconfig;
3573 uint32_t psaconfig;
3574 uint32_t padconf[0x45];
3575 uint8_t obs;
3576 uint32_t msuspendmux[5];
3577 };
3578
3579 static uint32_t omap_sysctl_read8(void *opaque, target_phys_addr_t addr)
3580 {
3581
3582 struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
3583 int offset = addr - s->base;
3584 int pad_offset, byte_offset;
3585 int value;
3586
3587 switch (offset) {
3588 case 0x030 ... 0x140: /* CONTROL_PADCONF - only used in the POP */
3589 pad_offset = (offset - 0x30) >> 2;
3590 byte_offset = (offset - 0x30) & (4 - 1);
3591
3592 value = s->padconf[pad_offset];
3593 value = (value >> (byte_offset * 8)) & 0xff;
3594
3595 return value;
3596
3597 default:
3598 break;
3599 }
3600
3601 OMAP_BAD_REG(addr);
3602 return 0;
3603 }
3604
3605 static uint32_t omap_sysctl_read(void *opaque, target_phys_addr_t addr)
3606 {
3607 struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
3608 int offset = addr - s->base;
3609
3610 switch (offset) {
3611 case 0x000: /* CONTROL_REVISION */
3612 return 0x20;
3613
3614 case 0x010: /* CONTROL_SYSCONFIG */
3615 return s->sysconfig;
3616
3617 case 0x030 ... 0x140: /* CONTROL_PADCONF - only used in the POP */
3618 return s->padconf[(offset - 0x30) >> 2];
3619
3620 case 0x270: /* CONTROL_DEBOBS */
3621 return s->obs;
3622
3623 case 0x274: /* CONTROL_DEVCONF */
3624 return s->devconfig;
3625
3626 case 0x28c: /* CONTROL_EMU_SUPPORT */
3627 return 0;
3628
3629 case 0x290: /* CONTROL_MSUSPENDMUX_0 */
3630 return s->msuspendmux[0];
3631 case 0x294: /* CONTROL_MSUSPENDMUX_1 */
3632 return s->msuspendmux[1];
3633 case 0x298: /* CONTROL_MSUSPENDMUX_2 */
3634 return s->msuspendmux[2];
3635 case 0x29c: /* CONTROL_MSUSPENDMUX_3 */
3636 return s->msuspendmux[3];
3637 case 0x2a0: /* CONTROL_MSUSPENDMUX_4 */
3638 return s->msuspendmux[4];
3639 case 0x2a4: /* CONTROL_MSUSPENDMUX_5 */
3640 return 0;
3641
3642 case 0x2b8: /* CONTROL_PSA_CTRL */
3643 return s->psaconfig;
3644 case 0x2bc: /* CONTROL_PSA_CMD */
3645 case 0x2c0: /* CONTROL_PSA_VALUE */
3646 return 0;
3647
3648 case 0x2b0: /* CONTROL_SEC_CTRL */
3649 return 0x800000f1;
3650 case 0x2d0: /* CONTROL_SEC_EMU */
3651 return 0x80000015;
3652 case 0x2d4: /* CONTROL_SEC_TAP */
3653 return 0x8000007f;
3654 case 0x2b4: /* CONTROL_SEC_TEST */
3655 case 0x2f0: /* CONTROL_SEC_STATUS */
3656 case 0x2f4: /* CONTROL_SEC_ERR_STATUS */
3657 /* Secure mode is not present on general-pusrpose device. Outside
3658 * secure mode these values cannot be read or written. */
3659 return 0;
3660
3661 case 0x2d8: /* CONTROL_OCM_RAM_PERM */
3662 return 0xff;
3663 case 0x2dc: /* CONTROL_OCM_PUB_RAM_ADD */
3664 case 0x2e0: /* CONTROL_EXT_SEC_RAM_START_ADD */
3665 case 0x2e4: /* CONTROL_EXT_SEC_RAM_STOP_ADD */
3666 /* No secure mode so no Extended Secure RAM present. */
3667 return 0;
3668
3669 case 0x2f8: /* CONTROL_STATUS */
3670 /* Device Type => General-purpose */
3671 return 0x0300;
3672 case 0x2fc: /* CONTROL_GENERAL_PURPOSE_STATUS */
3673
3674 case 0x300: /* CONTROL_RPUB_KEY_H_0 */
3675 case 0x304: /* CONTROL_RPUB_KEY_H_1 */
3676 case 0x308: /* CONTROL_RPUB_KEY_H_2 */
3677 case 0x30c: /* CONTROL_RPUB_KEY_H_3 */
3678 return 0xdecafbad;
3679
3680 case 0x310: /* CONTROL_RAND_KEY_0 */
3681 case 0x314: /* CONTROL_RAND_KEY_1 */
3682 case 0x318: /* CONTROL_RAND_KEY_2 */
3683 case 0x31c: /* CONTROL_RAND_KEY_3 */
3684 case 0x320: /* CONTROL_CUST_KEY_0 */
3685 case 0x324: /* CONTROL_CUST_KEY_1 */
3686 case 0x330: /* CONTROL_TEST_KEY_0 */
3687 case 0x334: /* CONTROL_TEST_KEY_1 */
3688 case 0x338: /* CONTROL_TEST_KEY_2 */
3689 case 0x33c: /* CONTROL_TEST_KEY_3 */
3690 case 0x340: /* CONTROL_TEST_KEY_4 */
3691 case 0x344: /* CONTROL_TEST_KEY_5 */
3692 case 0x348: /* CONTROL_TEST_KEY_6 */
3693 case 0x34c: /* CONTROL_TEST_KEY_7 */
3694 case 0x350: /* CONTROL_TEST_KEY_8 */
3695 case 0x354: /* CONTROL_TEST_KEY_9 */
3696 /* Can only be accessed in secure mode and when C_FieldAccEnable
3697 * bit is set in CONTROL_SEC_CTRL.
3698 * TODO: otherwise an interconnect access error is generated. */
3699 return 0;
3700 }
3701
3702 OMAP_BAD_REG(addr);
3703 return 0;
3704 }
3705
3706 static void omap_sysctl_write8(void *opaque, target_phys_addr_t addr,
3707 uint32_t value)
3708 {
3709 struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
3710 int offset = addr - s->base;
3711 int pad_offset, byte_offset;
3712 int prev_value;
3713
3714 switch (offset) {
3715 case 0x030 ... 0x140: /* CONTROL_PADCONF - only used in the POP */
3716 pad_offset = (offset - 0x30) >> 2;
3717 byte_offset = (offset - 0x30) & (4 - 1);
3718
3719 prev_value = s->padconf[pad_offset];
3720 prev_value &= ~(0xff << (byte_offset * 8));
3721 prev_value |= ((value & 0x1f1f1f1f) << (byte_offset * 8)) & 0x1f1f1f1f;
3722 s->padconf[pad_offset] = prev_value;
3723 break;
3724
3725 default:
3726 OMAP_BAD_REG(addr);
3727 break;
3728 }
3729 }
3730
3731 static void omap_sysctl_write(void *opaque, target_phys_addr_t addr,
3732 uint32_t value)
3733 {
3734 struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
3735 int offset = addr - s->base;
3736
3737 switch (offset) {
3738 case 0x000: /* CONTROL_REVISION */
3739 case 0x2a4: /* CONTROL_MSUSPENDMUX_5 */
3740 case 0x2c0: /* CONTROL_PSA_VALUE */
3741 case 0x2f8: /* CONTROL_STATUS */
3742 case 0x2fc: /* CONTROL_GENERAL_PURPOSE_STATUS */
3743 case 0x300: /* CONTROL_RPUB_KEY_H_0 */
3744 case 0x304: /* CONTROL_RPUB_KEY_H_1 */
3745 case 0x308: /* CONTROL_RPUB_KEY_H_2 */
3746 case 0x30c: /* CONTROL_RPUB_KEY_H_3 */
3747 case 0x310: /* CONTROL_RAND_KEY_0 */
3748 case 0x314: /* CONTROL_RAND_KEY_1 */
3749 case 0x318: /* CONTROL_RAND_KEY_2 */
3750 case 0x31c: /* CONTROL_RAND_KEY_3 */
3751 case 0x320: /* CONTROL_CUST_KEY_0 */
3752 case 0x324: /* CONTROL_CUST_KEY_1 */
3753 case 0x330: /* CONTROL_TEST_KEY_0 */
3754 case 0x334: /* CONTROL_TEST_KEY_1 */
3755 case 0x338: /* CONTROL_TEST_KEY_2 */
3756 case 0x33c: /* CONTROL_TEST_KEY_3 */
3757 case 0x340: /* CONTROL_TEST_KEY_4 */
3758 case 0x344: /* CONTROL_TEST_KEY_5 */
3759 case 0x348: /* CONTROL_TEST_KEY_6 */
3760 case 0x34c: /* CONTROL_TEST_KEY_7 */
3761 case 0x350: /* CONTROL_TEST_KEY_8 */
3762 case 0x354: /* CONTROL_TEST_KEY_9 */
3763 OMAP_RO_REG(addr);
3764 return;
3765
3766 case 0x010: /* CONTROL_SYSCONFIG */
3767 s->sysconfig = value & 0x1e;
3768 break;
3769
3770 case 0x030 ... 0x140: /* CONTROL_PADCONF - only used in the POP */
3771 /* XXX: should check constant bits */
3772 s->padconf[(offset - 0x30) >> 2] = value & 0x1f1f1f1f;
3773 break;
3774
3775 case 0x270: /* CONTROL_DEBOBS */
3776 s->obs = value & 0xff;
3777 break;
3778
3779 case 0x274: /* CONTROL_DEVCONF */
3780 s->devconfig = value & 0xffffc7ff;
3781 break;
3782
3783 case 0x28c: /* CONTROL_EMU_SUPPORT */
3784 break;
3785
3786 case 0x290: /* CONTROL_MSUSPENDMUX_0 */
3787 s->msuspendmux[0] = value & 0x3fffffff;
3788 break;
3789 case 0x294: /* CONTROL_MSUSPENDMUX_1 */
3790 s->msuspendmux[1] = value & 0x3fffffff;
3791 break;
3792 case 0x298: /* CONTROL_MSUSPENDMUX_2 */
3793 s->msuspendmux[2] = value & 0x3fffffff;
3794 break;
3795 case 0x29c: /* CONTROL_MSUSPENDMUX_3 */
3796 s->msuspendmux[3] = value & 0x3fffffff;
3797 break;
3798 case 0x2a0: /* CONTROL_MSUSPENDMUX_4 */
3799 s->msuspendmux[4] = value & 0x3fffffff;
3800 break;
3801
3802 case 0x2b8: /* CONTROL_PSA_CTRL */
3803 s->psaconfig = value & 0x1c;
3804 s->psaconfig |= (value & 0x20) ? 2 : 1;
3805 break;
3806 case 0x2bc: /* CONTROL_PSA_CMD */
3807 break;
3808
3809 case 0x2b0: /* CONTROL_SEC_CTRL */
3810 case 0x2b4: /* CONTROL_SEC_TEST */
3811 case 0x2d0: /* CONTROL_SEC_EMU */
3812 case 0x2d4: /* CONTROL_SEC_TAP */
3813 case 0x2d8: /* CONTROL_OCM_RAM_PERM */
3814 case 0x2dc: /* CONTROL_OCM_PUB_RAM_ADD */
3815 case 0x2e0: /* CONTROL_EXT_SEC_RAM_START_ADD */
3816 case 0x2e4: /* CONTROL_EXT_SEC_RAM_STOP_ADD */
3817 case 0x2f0: /* CONTROL_SEC_STATUS */
3818 case 0x2f4: /* CONTROL_SEC_ERR_STATUS */
3819 break;
3820
3821 default:
3822 OMAP_BAD_REG(addr);
3823 return;
3824 }
3825 }
3826
3827 static CPUReadMemoryFunc *omap_sysctl_readfn[] = {
3828 omap_sysctl_read8,
3829 omap_badwidth_read32, /* TODO */
3830 omap_sysctl_read,
3831 };
3832
3833 static CPUWriteMemoryFunc *omap_sysctl_writefn[] = {
3834 omap_sysctl_write8,
3835 omap_badwidth_write32, /* TODO */
3836 omap_sysctl_write,
3837 };
3838
3839 static void omap_sysctl_reset(struct omap_sysctl_s *s)
3840 {
3841 /* (power-on reset) */
3842 s->sysconfig = 0;
3843 s->obs = 0;
3844 s->devconfig = 0x0c000000;
3845 s->msuspendmux[0] = 0x00000000;
3846 s->msuspendmux[1] = 0x00000000;
3847 s->msuspendmux[2] = 0x00000000;
3848 s->msuspendmux[3] = 0x00000000;
3849 s->msuspendmux[4] = 0x00000000;
3850 s->psaconfig = 1;
3851
3852 s->padconf[0x00] = 0x000f0f0f;
3853 s->padconf[0x01] = 0x00000000;
3854 s->padconf[0x02] = 0x00000000;
3855 s->padconf[0x03] = 0x00000000;
3856 s->padconf[0x04] = 0x00000000;
3857 s->padconf[0x05] = 0x00000000;
3858 s->padconf[0x06] = 0x00000000;
3859 s->padconf[0x07] = 0x00000000;
3860 s->padconf[0x08] = 0x08080800;
3861 s->padconf[0x09] = 0x08080808;
3862 s->padconf[0x0a] = 0x08080808;
3863 s->padconf[0x0b] = 0x08080808;
3864 s->padconf[0x0c] = 0x08080808;
3865 s->padconf[0x0d] = 0x08080800;
3866 s->padconf[0x0e] = 0x08080808;
3867 s->padconf[0x0f] = 0x08080808;
3868 s->padconf[0x10] = 0x18181808; /* | 0x07070700 if SBoot3 */
3869 s->padconf[0x11] = 0x18181818; /* | 0x07070707 if SBoot3 */
3870 s->padconf[0x12] = 0x18181818; /* | 0x07070707 if SBoot3 */
3871 s->padconf[0x13] = 0x18181818; /* | 0x07070707 if SBoot3 */
3872 s->padconf[0x14] = 0x18181818; /* | 0x00070707 if SBoot3 */
3873 s->padconf[0x15] = 0x18181818;
3874 s->padconf[0x16] = 0x18181818; /* | 0x07000000 if SBoot3 */
3875 s->padconf[0x17] = 0x1f001f00;
3876 s->padconf[0x18] = 0x1f1f1f1f;
3877 s->padconf[0x19] = 0x00000000;
3878 s->padconf[0x1a] = 0x1f180000;
3879 s->padconf[0x1b] = 0x00001f1f;
3880 s->padconf[0x1c] = 0x1f001f00;
3881 s->padconf[0x1d] = 0x00000000;
3882 s->padconf[0x1e] = 0x00000000;
3883 s->padconf[0x1f] = 0x08000000;
3884 s->padconf[0x20] = 0x08080808;
3885 s->padconf[0x21] = 0x08080808;
3886 s->padconf[0x22] = 0x0f080808;
3887 s->padconf[0x23] = 0x0f0f0f0f;
3888 s->padconf[0x24] = 0x000f0f0f;
3889 s->padconf[0x25] = 0x1f1f1f0f;
3890 s->padconf[0x26] = 0x080f0f1f;
3891 s->padconf[0x27] = 0x070f1808;
3892 s->padconf[0x28] = 0x0f070707;
3893 s->padconf[0x29] = 0x000f0f1f;
3894 s->padconf[0x2a] = 0x0f0f0f1f;
3895 s->padconf[0x2b] = 0x08000000;
3896 s->padconf[0x2c] = 0x0000001f;
3897 s->padconf[0x2d] = 0x0f0f1f00;
3898 s->padconf[0x2e] = 0x1f1f0f0f;
3899 s->padconf[0x2f] = 0x0f1f1f1f;
3900 s->padconf[0x30] = 0x0f0f0f0f;
3901 s->padconf[0x31] = 0x0f1f0f1f;
3902 s->padconf[0x32] = 0x0f0f0f0f;
3903 s->padconf[0x33] = 0x0f1f0f1f;
3904 s->padconf[0x34] = 0x1f1f0f0f;
3905 s->padconf[0x35] = 0x0f0f1f1f;
3906 s->padconf[0x36] = 0x0f0f1f0f;
3907 s->padconf[0x37] = 0x0f0f0f0f;
3908 s->padconf[0x38] = 0x1f18180f;
3909 s->padconf[0x39] = 0x1f1f1f1f;
3910 s->padconf[0x3a] = 0x00001f1f;
3911 s->padconf[0x3b] = 0x00000000;
3912 s->padconf[0x3c] = 0x00000000;
3913 s->padconf[0x3d] = 0x0f0f0f0f;
3914 s->padconf[0x3e] = 0x18000f0f;
3915 s->padconf[0x3f] = 0x00070000;
3916 s->padconf[0x40] = 0x00000707;
3917 s->padconf[0x41] = 0x0f1f0700;
3918 s->padconf[0x42] = 0x1f1f070f;
3919 s->padconf[0x43] = 0x0008081f;
3920 s->padconf[0x44] = 0x00000800;
3921 }
3922
3923 struct omap_sysctl_s *omap_sysctl_init(struct omap_target_agent_s *ta,
3924 omap_clk iclk, struct omap_mpu_state_s *mpu)
3925 {
3926 int iomemtype;
3927 struct omap_sysctl_s *s = (struct omap_sysctl_s *)
3928 qemu_mallocz(sizeof(struct omap_sysctl_s));
3929
3930 s->mpu = mpu;
3931 omap_sysctl_reset(s);
3932
3933 iomemtype = l4_register_io_memory(0, omap_sysctl_readfn,
3934 omap_sysctl_writefn, s);
3935 s->base = omap_l4_attach(ta, 0, iomemtype);
3936 omap_l4_attach(ta, 0, iomemtype);
3937
3938 return s;
3939 }
3940
3941 /* SDRAM Controller Subsystem */
3942 struct omap_sdrc_s {
3943 target_phys_addr_t base;
3944
3945 uint8_t config;
3946 };
3947
3948 static void omap_sdrc_reset(struct omap_sdrc_s *s)
3949 {
3950 s->config = 0x10;
3951 }
3952
3953 static uint32_t omap_sdrc_read(void *opaque, target_phys_addr_t addr)
3954 {
3955 struct omap_sdrc_s *s = (struct omap_sdrc_s *) opaque;
3956 int offset = addr - s->base;
3957
3958 switch (offset) {
3959 case 0x00: /* SDRC_REVISION */
3960 return 0x20;
3961
3962 case 0x10: /* SDRC_SYSCONFIG */
3963 return s->config;
3964
3965 case 0x14: /* SDRC_SYSSTATUS */
3966 return 1; /* RESETDONE */
3967
3968 case 0x40: /* SDRC_CS_CFG */
3969 case 0x44: /* SDRC_SHARING */
3970 case 0x48: /* SDRC_ERR_ADDR */
3971 case 0x4c: /* SDRC_ERR_TYPE */
3972 case 0x60: /* SDRC_DLLA_SCTRL */
3973 case 0x64: /* SDRC_DLLA_STATUS */
3974 case 0x68: /* SDRC_DLLB_CTRL */
3975 case 0x6c: /* SDRC_DLLB_STATUS */
3976 case 0x70: /* SDRC_POWER */
3977 case 0x80: /* SDRC_MCFG_0 */
3978 case 0x84: /* SDRC_MR_0 */
3979 case 0x88: /* SDRC_EMR1_0 */
3980 case 0x8c: /* SDRC_EMR2_0 */
3981 case 0x90: /* SDRC_EMR3_0 */
3982 case 0x94: /* SDRC_DCDL1_CTRL */
3983 case 0x98: /* SDRC_DCDL2_CTRL */
3984 case 0x9c: /* SDRC_ACTIM_CTRLA_0 */
3985 case 0xa0: /* SDRC_ACTIM_CTRLB_0 */
3986 case 0xa4: /* SDRC_RFR_CTRL_0 */
3987 case 0xa8: /* SDRC_MANUAL_0 */
3988 case 0xb0: /* SDRC_MCFG_1 */
3989 case 0xb4: /* SDRC_MR_1 */
3990 case 0xb8: /* SDRC_EMR1_1 */
3991 case 0xbc: /* SDRC_EMR2_1 */
3992 case 0xc0: /* SDRC_EMR3_1 */
3993 case 0xc4: /* SDRC_ACTIM_CTRLA_1 */
3994 case 0xc8: /* SDRC_ACTIM_CTRLB_1 */
3995 case 0xd4: /* SDRC_RFR_CTRL_1 */
3996 case 0xd8: /* SDRC_MANUAL_1 */
3997 return 0x00;
3998 }
3999
4000 OMAP_BAD_REG(addr);
4001 return 0;
4002 }
4003
4004 static void omap_sdrc_write(void *opaque, target_phys_addr_t addr,
4005 uint32_t value)
4006 {
4007 struct omap_sdrc_s *s = (struct omap_sdrc_s *) opaque;
4008 int offset = addr - s->base;
4009
4010 switch (offset) {
4011 case 0x00: /* SDRC_REVISION */
4012 case 0x14: /* SDRC_SYSSTATUS */
4013 case 0x48: /* SDRC_ERR_ADDR */
4014 case 0x64: /* SDRC_DLLA_STATUS */
4015 case 0x6c: /* SDRC_DLLB_STATUS */
4016 OMAP_RO_REG(addr);
4017 return;
4018
4019 case 0x10: /* SDRC_SYSCONFIG */
4020 if ((value >> 3) != 0x2)
4021 fprintf(stderr, "%s: bad SDRAM idle mode %i\n",
4022 __FUNCTION__, value >> 3);
4023 if (value & 2)
4024 omap_sdrc_reset(s);
4025 s->config = value & 0x18;
4026 break;
4027
4028 case 0x40: /* SDRC_CS_CFG */
4029 case 0x44: /* SDRC_SHARING */
4030 case 0x4c: /* SDRC_ERR_TYPE */
4031 case 0x60: /* SDRC_DLLA_SCTRL */
4032 case 0x68: /* SDRC_DLLB_CTRL */
4033 case 0x70: /* SDRC_POWER */
4034 case 0x80: /* SDRC_MCFG_0 */
4035 case 0x84: /* SDRC_MR_0 */
4036 case 0x88: /* SDRC_EMR1_0 */
4037 case 0x8c: /* SDRC_EMR2_0 */
4038 case 0x90: /* SDRC_EMR3_0 */
4039 case 0x94: /* SDRC_DCDL1_CTRL */
4040 case 0x98: /* SDRC_DCDL2_CTRL */
4041 case 0x9c: /* SDRC_ACTIM_CTRLA_0 */
4042 case 0xa0: /* SDRC_ACTIM_CTRLB_0 */
4043 case 0xa4: /* SDRC_RFR_CTRL_0 */
4044 case 0xa8: /* SDRC_MANUAL_0 */
4045 case 0xb0: /* SDRC_MCFG_1 */
4046 case 0xb4: /* SDRC_MR_1 */
4047 case 0xb8: /* SDRC_EMR1_1 */
4048 case 0xbc: /* SDRC_EMR2_1 */
4049 case 0xc0: /* SDRC_EMR3_1 */
4050 case 0xc4: /* SDRC_ACTIM_CTRLA_1 */
4051 case 0xc8: /* SDRC_ACTIM_CTRLB_1 */
4052 case 0xd4: /* SDRC_RFR_CTRL_1 */
4053 case 0xd8: /* SDRC_MANUAL_1 */
4054 break;
4055
4056 default:
4057 OMAP_BAD_REG(addr);
4058 return;
4059 }
4060 }
4061
4062 static CPUReadMemoryFunc *omap_sdrc_readfn[] = {
4063 omap_badwidth_read32,
4064 omap_badwidth_read32,
4065 omap_sdrc_read,
4066 };
4067
4068 static CPUWriteMemoryFunc *omap_sdrc_writefn[] = {
4069 omap_badwidth_write32,
4070 omap_badwidth_write32,
4071 omap_sdrc_write,
4072 };
4073
4074 struct omap_sdrc_s *omap_sdrc_init(target_phys_addr_t base)
4075 {
4076 int iomemtype;
4077 struct omap_sdrc_s *s = (struct omap_sdrc_s *)
4078 qemu_mallocz(sizeof(struct omap_sdrc_s));
4079
4080 s->base = base;
4081 omap_sdrc_reset(s);
4082
4083 iomemtype = cpu_register_io_memory(0, omap_sdrc_readfn,
4084 omap_sdrc_writefn, s);
4085 cpu_register_physical_memory(s->base, 0x1000, iomemtype);
4086
4087 return s;
4088 }
4089
4090 /* General-Purpose Memory Controller */
4091 struct omap_gpmc_s {
4092 target_phys_addr_t base;
4093 qemu_irq irq;
4094
4095 uint8_t sysconfig;
4096 uint16_t irqst;
4097 uint16_t irqen;
4098 uint16_t timeout;
4099 uint16_t config;
4100 uint32_t prefconfig[2];
4101 int prefcontrol;
4102 int preffifo;
4103 int prefcount;
4104 struct omap_gpmc_cs_file_s {
4105 uint32_t config[7];
4106 target_phys_addr_t base;
4107 size_t size;
4108 int iomemtype;
4109 void (*base_update)(void *opaque, target_phys_addr_t new);
4110 void (*unmap)(void *opaque);
4111 void *opaque;
4112 } cs_file[8];
4113 int ecc_cs;
4114 int ecc_ptr;
4115 uint32_t ecc_cfg;
4116 struct ecc_state_s ecc[9];
4117 };
4118
4119 static void omap_gpmc_int_update(struct omap_gpmc_s *s)
4120 {
4121 qemu_set_irq(s->irq, s->irqen & s->irqst);
4122 }
4123
4124 static void omap_gpmc_cs_map(struct omap_gpmc_cs_file_s *f, int base, int mask)
4125 {
4126 /* TODO: check for overlapping regions and report access errors */
4127 if ((mask != 0x8 && mask != 0xc && mask != 0xe && mask != 0xf) ||
4128 (base < 0 || base >= 0x40) ||
4129 (base & 0x0f & ~mask)) {
4130 fprintf(stderr, "%s: wrong cs address mapping/decoding!\n",
4131 __FUNCTION__);
4132 return;
4133 }
4134
4135 if (!f->opaque)
4136 return;
4137
4138 f->base = base << 24;
4139 f->size = (0x0fffffff & ~(mask << 24)) + 1;
4140 /* TODO: rather than setting the size of the mapping (which should be
4141 * constant), the mask should cause wrapping of the address space, so
4142 * that the same memory becomes accessible at every <i>size</i> bytes
4143 * starting from <i>base</i>. */
4144 if (f->iomemtype)
4145 cpu_register_physical_memory(f->base, f->size, f->iomemtype);
4146
4147 if (f->base_update)
4148 f->base_update(f->opaque, f->base);
4149 }
4150
4151 static void omap_gpmc_cs_unmap(struct omap_gpmc_cs_file_s *f)
4152 {
4153 if (f->size) {
4154 if (f->unmap)
4155 f->unmap(f->opaque);
4156 if (f->iomemtype)
4157 cpu_register_physical_memory(f->base, f->size, IO_MEM_UNASSIGNED);
4158 f->base = 0;
4159 f->size = 0;
4160 }
4161 }
4162
4163 static void omap_gpmc_reset(struct omap_gpmc_s *s)
4164 {
4165 int i;
4166
4167 s->sysconfig = 0;
4168 s->irqst = 0;
4169 s->irqen = 0;
4170 omap_gpmc_int_update(s);
4171 s->timeout = 0;
4172 s->config = 0xa00;
4173 s->prefconfig[0] = 0x00004000;
4174 s->prefconfig[1] = 0x00000000;
4175 s->prefcontrol = 0;
4176 s->preffifo = 0;
4177 s->prefcount = 0;
4178 for (i = 0; i < 8; i ++) {
4179 if (s->cs_file[i].config[6] & (1 << 6)) /* CSVALID */
4180 omap_gpmc_cs_unmap(s->cs_file + i);
4181 s->cs_file[i].config[0] = i ? 1 << 12 : 0;
4182 s->cs_file[i].config[1] = 0x101001;
4183 s->cs_file[i].config[2] = 0x020201;
4184 s->cs_file[i].config[3] = 0x10031003;
4185 s->cs_file[i].config[4] = 0x10f1111;
4186 s->cs_file[i].config[5] = 0;
4187 s->cs_file[i].config[6] = 0xf00 | (i ? 0 : 1 << 6);
4188 if (s->cs_file[i].config[6] & (1 << 6)) /* CSVALID */
4189 omap_gpmc_cs_map(&s->cs_file[i],
4190 s->cs_file[i].config[6] & 0x1f, /* MASKADDR */
4191 (s->cs_file[i].config[6] >> 8 & 0xf)); /* BASEADDR */
4192 }
4193 omap_gpmc_cs_map(s->cs_file, 0, 0xf);
4194 s->ecc_cs = 0;
4195 s->ecc_ptr = 0;
4196 s->ecc_cfg = 0x3fcff000;
4197 for (i = 0; i < 9; i ++)
4198 ecc_reset(&s->ecc[i]);
4199 }
4200
4201 static uint32_t omap_gpmc_read(void *opaque, target_phys_addr_t addr)
4202 {
4203 struct omap_gpmc_s *s = (struct omap_gpmc_s *) opaque;
4204 int offset = addr - s->base;
4205 int cs;
4206 struct omap_gpmc_cs_file_s *f;
4207
4208 switch (offset) {
4209 case 0x000: /* GPMC_REVISION */
4210 return 0x20;
4211
4212 case 0x010: /* GPMC_SYSCONFIG */
4213 return s->sysconfig;
4214
4215 case 0x014: /* GPMC_SYSSTATUS */
4216 return 1; /* RESETDONE */
4217
4218 case 0x018: /* GPMC_IRQSTATUS */
4219 return s->irqst;
4220
4221 case 0x01c: /* GPMC_IRQENABLE */
4222 return s->irqen;
4223
4224 case 0x040: /* GPMC_TIMEOUT_CONTROL */
4225 return s->timeout;
4226
4227 case 0x044: /* GPMC_ERR_ADDRESS */
4228 case 0x048: /* GPMC_ERR_TYPE */
4229 return 0;
4230
4231 case 0x050: /* GPMC_CONFIG */
4232 return s->config;
4233
4234 case 0x054: /* GPMC_STATUS */
4235 return 0x001;
4236
4237 case 0x060 ... 0x1d4:
4238 cs = (offset - 0x060) / 0x30;
4239 offset -= cs * 0x30;
4240 f = s->cs_file + cs;
4241 switch (offset) {
4242 case 0x60: /* GPMC_CONFIG1 */
4243 return f->config[0];
4244 case 0x64: /* GPMC_CONFIG2 */
4245 return f->config[1];
4246 case 0x68: /* GPMC_CONFIG3 */
4247 return f->config[2];
4248 case 0x6c: /* GPMC_CONFIG4 */
4249 return f->config[3];
4250 case 0x70: /* GPMC_CONFIG5 */
4251 return f->config[4];
4252 case 0x74: /* GPMC_CONFIG6 */
4253 return f->config[5];
4254 case 0x78: /* GPMC_CONFIG7 */
4255 return f->config[6];
4256 case 0x84: /* GPMC_NAND_DATA */
4257 return 0;
4258 }
4259 break;
4260
4261 case 0x1e0: /* GPMC_PREFETCH_CONFIG1 */
4262 return s->prefconfig[0];
4263 case 0x1e4: /* GPMC_PREFETCH_CONFIG2 */
4264 return s->prefconfig[1];
4265 case 0x1ec: /* GPMC_PREFETCH_CONTROL */
4266 return s->prefcontrol;
4267 case 0x1f0: /* GPMC_PREFETCH_STATUS */
4268 return (s->preffifo << 24) |
4269 ((s->preffifo >
4270 ((s->prefconfig[0] >> 8) & 0x7f) ? 1 : 0) << 16) |
4271 s->prefcount;
4272
4273 case 0x1f4: /* GPMC_ECC_CONFIG */
4274 return s->ecc_cs;
4275 case 0x1f8: /* GPMC_ECC_CONTROL */
4276 return s->ecc_ptr;
4277 case 0x1fc: /* GPMC_ECC_SIZE_CONFIG */
4278 return s->ecc_cfg;
4279 case 0x200 ... 0x220: /* GPMC_ECC_RESULT */
4280 cs = (offset & 0x1f) >> 2;
4281 /* TODO: check correctness */
4282 return
4283 ((s->ecc[cs].cp & 0x07) << 0) |
4284 ((s->ecc[cs].cp & 0x38) << 13) |
4285 ((s->ecc[cs].lp[0] & 0x1ff) << 3) |
4286 ((s->ecc[cs].lp[1] & 0x1ff) << 19);
4287
4288 case 0x230: /* GPMC_TESTMODE_CTRL */
4289 return 0;
4290 case 0x234: /* GPMC_PSA_LSB */
4291 case 0x238: /* GPMC_PSA_MSB */
4292 return 0x00000000;
4293 }
4294
4295 OMAP_BAD_REG(addr);
4296 return 0;
4297 }
4298
4299 static void omap_gpmc_write(void *opaque, target_phys_addr_t addr,
4300 uint32_t value)
4301 {
4302 struct omap_gpmc_s *s = (struct omap_gpmc_s *) opaque;
4303 int offset = addr - s->base;
4304 int cs;
4305 struct omap_gpmc_cs_file_s *f;
4306
4307 switch (offset) {
4308 case 0x000: /* GPMC_REVISION */
4309 case 0x014: /* GPMC_SYSSTATUS */
4310 case 0x054: /* GPMC_STATUS */
4311 case 0x1f0: /* GPMC_PREFETCH_STATUS */
4312 case 0x200 ... 0x220: /* GPMC_ECC_RESULT */
4313 case 0x234: /* GPMC_PSA_LSB */
4314 case 0x238: /* GPMC_PSA_MSB */
4315 OMAP_RO_REG(addr);
4316 break;
4317
4318 case 0x010: /* GPMC_SYSCONFIG */
4319 if ((value >> 3) == 0x3)
4320 fprintf(stderr, "%s: bad SDRAM idle mode %i\n",
4321 __FUNCTION__, value >> 3);
4322 if (value & 2)
4323 omap_gpmc_reset(s);
4324 s->sysconfig = value & 0x19;
4325 break;
4326
4327 case 0x018: /* GPMC_IRQSTATUS */
4328 s->irqen = ~value;
4329 omap_gpmc_int_update(s);
4330 break;
4331
4332 case 0x01c: /* GPMC_IRQENABLE */
4333 s->irqen = value & 0xf03;
4334 omap_gpmc_int_update(s);
4335 break;
4336
4337 case 0x040: /* GPMC_TIMEOUT_CONTROL */
4338 s->timeout = value & 0x1ff1;
4339 break;
4340
4341 case 0x044: /* GPMC_ERR_ADDRESS */
4342 case 0x048: /* GPMC_ERR_TYPE */
4343 break;
4344
4345 case 0x050: /* GPMC_CONFIG */
4346 s->config = value & 0xf13;
4347 break;
4348
4349 case 0x060 ... 0x1d4:
4350 cs = (offset - 0x060) / 0x30;
4351 offset -= cs * 0x30;
4352 f = s->cs_file + cs;
4353 switch (offset) {
4354 case 0x60: /* GPMC_CONFIG1 */
4355 f->config[0] = value & 0xffef3e13;
4356 break;
4357 case 0x64: /* GPMC_CONFIG2 */
4358 f->config[1] = value & 0x001f1f8f;
4359 break;
4360 case 0x68: /* GPMC_CONFIG3 */
4361 f->config[2] = value & 0x001f1f8f;
4362 break;
4363 case 0x6c: /* GPMC_CONFIG4 */
4364 f->config[3] = value & 0x1f8f1f8f;
4365 break;
4366 case 0x70: /* GPMC_CONFIG5 */
4367 f->config[4] = value & 0x0f1f1f1f;
4368 break;
4369 case 0x74: /* GPMC_CONFIG6 */
4370 f->config[5] = value & 0x00000fcf;
4371 break;
4372 case 0x78: /* GPMC_CONFIG7 */
4373 if ((f->config[6] ^ value) & 0xf7f) {
4374 if (f->config[6] & (1 << 6)) /* CSVALID */
4375 omap_gpmc_cs_unmap(f);
4376 if (value & (1 << 6)) /* CSVALID */
4377 omap_gpmc_cs_map(f, value & 0x1f, /* MASKADDR */
4378 (value >> 8 & 0xf)); /* BASEADDR */
4379 }
4380 f->config[6] = value & 0x00000f7f;
4381 break;
4382 case 0x7c: /* GPMC_NAND_COMMAND */
4383 case 0x80: /* GPMC_NAND_ADDRESS */
4384 case 0x84: /* GPMC_NAND_DATA */
4385 break;
4386
4387 default:
4388 goto bad_reg;
4389 }
4390 break;
4391
4392 case 0x1e0: /* GPMC_PREFETCH_CONFIG1 */
4393 s->prefconfig[0] = value & 0x7f8f7fbf;
4394 /* TODO: update interrupts, fifos, dmas */
4395 break;
4396
4397 case 0x1e4: /* GPMC_PREFETCH_CONFIG2 */
4398 s->prefconfig[1] = value & 0x3fff;
4399 break;
4400
4401 case 0x1ec: /* GPMC_PREFETCH_CONTROL */
4402 s->prefcontrol = value & 1;
4403 if (s->prefcontrol) {
4404 if (s->prefconfig[0] & 1)
4405 s->preffifo = 0x40;
4406 else
4407 s->preffifo = 0x00;
4408 }
4409 /* TODO: start */
4410 break;
4411
4412 case 0x1f4: /* GPMC_ECC_CONFIG */
4413 s->ecc_cs = 0x8f;
4414 break;
4415 case 0x1f8: /* GPMC_ECC_CONTROL */
4416 if (value & (1 << 8))
4417 for (cs = 0; cs < 9; cs ++)
4418 ecc_reset(&s->ecc[cs]);
4419 s->ecc_ptr = value & 0xf;
4420 if (s->ecc_ptr == 0 || s->ecc_ptr > 9) {
4421 s->ecc_ptr = 0;
4422 s->ecc_cs &= ~1;
4423 }
4424 break;
4425 case 0x1fc: /* GPMC_ECC_SIZE_CONFIG */
4426 s->ecc_cfg = value & 0x3fcff1ff;
4427 break;
4428 case 0x230: /* GPMC_TESTMODE_CTRL */
4429 if (value & 7)
4430 fprintf(stderr, "%s: test mode enable attempt\n", __FUNCTION__);
4431 break;
4432
4433 default:
4434 bad_reg:
4435 OMAP_BAD_REG(addr);
4436 return;
4437 }
4438 }
4439
4440 static CPUReadMemoryFunc *omap_gpmc_readfn[] = {
4441 omap_badwidth_read32, /* TODO */
4442 omap_badwidth_read32, /* TODO */
4443 omap_gpmc_read,
4444 };
4445
4446 static CPUWriteMemoryFunc *omap_gpmc_writefn[] = {
4447 omap_badwidth_write32, /* TODO */
4448 omap_badwidth_write32, /* TODO */
4449 omap_gpmc_write,
4450 };
4451
4452 struct omap_gpmc_s *omap_gpmc_init(target_phys_addr_t base, qemu_irq irq)
4453 {
4454 int iomemtype;
4455 struct omap_gpmc_s *s = (struct omap_gpmc_s *)
4456 qemu_mallocz(sizeof(struct omap_gpmc_s));
4457
4458 s->base = base;
4459 omap_gpmc_reset(s);
4460
4461 iomemtype = cpu_register_io_memory(0, omap_gpmc_readfn,
4462 omap_gpmc_writefn, s);
4463 cpu_register_physical_memory(s->base, 0x1000, iomemtype);
4464
4465 return s;
4466 }
4467
4468 void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, int iomemtype,
4469 void (*base_upd)(void *opaque, target_phys_addr_t new),
4470 void (*unmap)(void *opaque), void *opaque)
4471 {
4472 struct omap_gpmc_cs_file_s *f;
4473
4474 if (cs < 0 || cs >= 8) {
4475 fprintf(stderr, "%s: bad chip-select %i\n", __FUNCTION__, cs);
4476 exit(-1);
4477 }
4478 f = &s->cs_file[cs];
4479
4480 f->iomemtype = iomemtype;
4481 f->base_update = base_upd;
4482 f->unmap = unmap;
4483 f->opaque = opaque;
4484
4485 if (f->config[6] & (1 << 6)) /* CSVALID */
4486 omap_gpmc_cs_map(f, f->config[6] & 0x1f, /* MASKADDR */
4487 (f->config[6] >> 8 & 0xf)); /* BASEADDR */
4488 }
4489
4490 /* General chip reset */
4491 static void omap2_mpu_reset(void *opaque)
4492 {
4493 struct omap_mpu_state_s *mpu = (struct omap_mpu_state_s *) opaque;
4494
4495 omap_inth_reset(mpu->ih[0]);
4496 omap_dma_reset(mpu->dma);
4497 omap_prcm_reset(mpu->prcm);
4498 omap_sysctl_reset(mpu->sysc);
4499 omap_gp_timer_reset(mpu->gptimer[0]);
4500 omap_gp_timer_reset(mpu->gptimer[1]);
4501 omap_gp_timer_reset(mpu->gptimer[2]);
4502 omap_gp_timer_reset(mpu->gptimer[3]);
4503 omap_gp_timer_reset(mpu->gptimer[4]);
4504 omap_gp_timer_reset(mpu->gptimer[5]);
4505 omap_gp_timer_reset(mpu->gptimer[6]);
4506 omap_gp_timer_reset(mpu->gptimer[7]);
4507 omap_gp_timer_reset(mpu->gptimer[8]);
4508 omap_gp_timer_reset(mpu->gptimer[9]);
4509 omap_gp_timer_reset(mpu->gptimer[10]);
4510 omap_gp_timer_reset(mpu->gptimer[11]);
4511 omap_synctimer_reset(&mpu->synctimer);
4512 omap_sdrc_reset(mpu->sdrc);
4513 omap_gpmc_reset(mpu->gpmc);
4514 omap_dss_reset(mpu->dss);
4515 omap_uart_reset(mpu->uart[0]);
4516 omap_uart_reset(mpu->uart[1]);
4517 omap_uart_reset(mpu->uart[2]);
4518 omap_mmc_reset(mpu->mmc);
4519 omap_gpif_reset(mpu->gpif);
4520 omap_mcspi_reset(mpu->mcspi[0]);
4521 omap_mcspi_reset(mpu->mcspi[1]);
4522 omap_i2c_reset(mpu->i2c[0]);
4523 omap_i2c_reset(mpu->i2c[1]);
4524 cpu_reset(mpu->env);
4525 }
4526
4527 static int omap2_validate_addr(struct omap_mpu_state_s *s,
4528 target_phys_addr_t addr)
4529 {
4530 return 1;
4531 }
4532
4533 static const struct dma_irq_map omap2_dma_irq_map[] = {
4534 { 0, OMAP_INT_24XX_SDMA_IRQ0 },
4535 { 0, OMAP_INT_24XX_SDMA_IRQ1 },
4536 { 0, OMAP_INT_24XX_SDMA_IRQ2 },
4537 { 0, OMAP_INT_24XX_SDMA_IRQ3 },
4538 };
4539
4540 struct omap_mpu_state_s *omap2420_mpu_init(unsigned long sdram_size,
4541 DisplayState *ds, const char *core)
4542 {
4543 struct omap_mpu_state_s *s = (struct omap_mpu_state_s *)
4544 qemu_mallocz(sizeof(struct omap_mpu_state_s));
4545 ram_addr_t sram_base, q2_base;
4546 qemu_irq *cpu_irq;
4547 qemu_irq dma_irqs[4];
4548 omap_clk gpio_clks[4];
4549 int sdindex;
4550 int i;
4551
4552 /* Core */
4553 s->mpu_model = omap2420;
4554 s->env = cpu_init(core ?: "arm1136-r2");
4555 if (!s->env) {
4556 fprintf(stderr, "Unable to find CPU definition\n");
4557 exit(1);
4558 }
4559 s->sdram_size = sdram_size;
4560 s->sram_size = OMAP242X_SRAM_SIZE;
4561
4562 s->wakeup = qemu_allocate_irqs(omap_mpu_wakeup, s, 1)[0];
4563
4564 /* Clocks */
4565 omap_clk_init(s);
4566
4567 /* Memory-mapped stuff */
4568 cpu_register_physical_memory(OMAP2_Q2_BASE, s->sdram_size,
4569 (q2_base = qemu_ram_alloc(s->sdram_size)) | IO_MEM_RAM);
4570 cpu_register_physical_memory(OMAP2_SRAM_BASE, s->sram_size,
4571 (sram_base = qemu_ram_alloc(s->sram_size)) | IO_MEM_RAM);
4572
4573 s->l4 = omap_l4_init(OMAP2_L4_BASE, 54);
4574
4575 /* Actually mapped at any 2K boundary in the ARM11 private-peripheral if */
4576 cpu_irq = arm_pic_init_cpu(s->env);
4577 s->ih[0] = omap2_inth_init(0x480fe000, 0x1000, 3, &s->irq[0],
4578 cpu_irq[ARM_PIC_CPU_IRQ], cpu_irq[ARM_PIC_CPU_FIQ],
4579 omap_findclk(s, "mpu_intc_fclk"),
4580 omap_findclk(s, "mpu_intc_iclk"));
4581
4582 s->prcm = omap_prcm_init(omap_l4tao(s->l4, 3),
4583 s->irq[0][OMAP_INT_24XX_PRCM_MPU_IRQ], NULL, NULL, s);
4584
4585 s->sysc = omap_sysctl_init(omap_l4tao(s->l4, 1),
4586 omap_findclk(s, "omapctrl_iclk"), s);
4587
4588 for (i = 0; i < 4; i ++)
4589 dma_irqs[i] =
4590 s->irq[omap2_dma_irq_map[i].ih][omap2_dma_irq_map[i].intr];
4591 s->dma = omap_dma4_init(0x48056000, dma_irqs, s, 256, 32,
4592 omap_findclk(s, "sdma_iclk"),
4593 omap_findclk(s, "sdma_fclk"));
4594 s->port->addr_valid = omap2_validate_addr;
4595
4596 /* Register SDRAM and SRAM ports for fast DMA transfers. */
4597 soc_dma_port_add_mem_ram(s->dma, q2_base, OMAP2_Q2_BASE, s->sdram_size);
4598 soc_dma_port_add_mem_ram(s->dma, sram_base, OMAP2_SRAM_BASE, s->sram_size);
4599
4600 s->uart[0] = omap2_uart_init(omap_l4ta(s->l4, 19),
4601 s->irq[0][OMAP_INT_24XX_UART1_IRQ],
4602 omap_findclk(s, "uart1_fclk"),
4603 omap_findclk(s, "uart1_iclk"),
4604 s->drq[OMAP24XX_DMA_UART1_TX],
4605 s->drq[OMAP24XX_DMA_UART1_RX], serial_hds[0]);
4606 s->uart[1] = omap2_uart_init(omap_l4ta(s->l4, 20),
4607 s->irq[0][OMAP_INT_24XX_UART2_IRQ],
4608 omap_findclk(s, "uart2_fclk"),
4609 omap_findclk(s, "uart2_iclk"),
4610 s->drq[OMAP24XX_DMA_UART2_TX],
4611 s->drq[OMAP24XX_DMA_UART2_RX],
4612 serial_hds[0] ? serial_hds[1] : 0);
4613 s->uart[2] = omap2_uart_init(omap_l4ta(s->l4, 21),
4614 s->irq[0][OMAP_INT_24XX_UART3_IRQ],
4615 omap_findclk(s, "uart3_fclk"),
4616 omap_findclk(s, "uart3_iclk"),
4617 s->drq[OMAP24XX_DMA_UART3_TX],
4618 s->drq[OMAP24XX_DMA_UART3_RX],
4619 serial_hds[0] && serial_hds[1] ? serial_hds[2] : 0);
4620
4621 s->gptimer[0] = omap_gp_timer_init(omap_l4ta(s->l4, 7),
4622 s->irq[0][OMAP_INT_24XX_GPTIMER1],
4623 omap_findclk(s, "wu_gpt1_clk"),
4624 omap_findclk(s, "wu_l4_iclk"));
4625 s->gptimer[1] = omap_gp_timer_init(omap_l4ta(s->l4, 8),
4626 s->irq[0][OMAP_INT_24XX_GPTIMER2],
4627 omap_findclk(s, "core_gpt2_clk"),
4628 omap_findclk(s, "core_l4_iclk"));
4629 s->gptimer[2] = omap_gp_timer_init(omap_l4ta(s->l4, 22),
4630 s->irq[0][OMAP_INT_24XX_GPTIMER3],
4631 omap_findclk(s, "core_gpt3_clk"),
4632 omap_findclk(s, "core_l4_iclk"));
4633 s->gptimer[3] = omap_gp_timer_init(omap_l4ta(s->l4, 23),
4634 s->irq[0][OMAP_INT_24XX_GPTIMER4],
4635 omap_findclk(s, "core_gpt4_clk"),
4636 omap_findclk(s, "core_l4_iclk"));
4637 s->gptimer[4] = omap_gp_timer_init(omap_l4ta(s->l4, 24),
4638 s->irq[0][OMAP_INT_24XX_GPTIMER5],
4639 omap_findclk(s, "core_gpt5_clk"),
4640 omap_findclk(s, "core_l4_iclk"));
4641 s->gptimer[5] = omap_gp_timer_init(omap_l4ta(s->l4, 25),
4642 s->irq[0][OMAP_INT_24XX_GPTIMER6],
4643 omap_findclk(s, "core_gpt6_clk"),
4644 omap_findclk(s, "core_l4_iclk"));
4645 s->gptimer[6] = omap_gp_timer_init(omap_l4ta(s->l4, 26),
4646 s->irq[0][OMAP_INT_24XX_GPTIMER7],
4647 omap_findclk(s, "core_gpt7_clk"),
4648 omap_findclk(s, "core_l4_iclk"));
4649 s->gptimer[7] = omap_gp_timer_init(omap_l4ta(s->l4, 27),
4650 s->irq[0][OMAP_INT_24XX_GPTIMER8],
4651 omap_findclk(s, "core_gpt8_clk"),
4652 omap_findclk(s, "core_l4_iclk"));
4653 s->gptimer[8] = omap_gp_timer_init(omap_l4ta(s->l4, 28),
4654 s->irq[0][OMAP_INT_24XX_GPTIMER9],
4655 omap_findclk(s, "core_gpt9_clk"),
4656 omap_findclk(s, "core_l4_iclk"));
4657 s->gptimer[9] = omap_gp_timer_init(omap_l4ta(s->l4, 29),
4658 s->irq[0][OMAP_INT_24XX_GPTIMER10],
4659 omap_findclk(s, "core_gpt10_clk"),
4660 omap_findclk(s, "core_l4_iclk"));
4661 s->gptimer[10] = omap_gp_timer_init(omap_l4ta(s->l4, 30),
4662 s->irq[0][OMAP_INT_24XX_GPTIMER11],
4663 omap_findclk(s, "core_gpt11_clk"),
4664 omap_findclk(s, "core_l4_iclk"));
4665 s->gptimer[11] = omap_gp_timer_init(omap_l4ta(s->l4, 31),
4666 s->irq[0][OMAP_INT_24XX_GPTIMER12],
4667 omap_findclk(s, "core_gpt12_clk"),
4668 omap_findclk(s, "core_l4_iclk"));
4669
4670 omap_tap_init(omap_l4ta(s->l4, 2), s);
4671
4672 omap_synctimer_init(omap_l4tao(s->l4, 2), s,
4673 omap_findclk(s, "clk32-kHz"),
4674 omap_findclk(s, "core_l4_iclk"));
4675
4676 s->i2c[0] = omap2_i2c_init(omap_l4tao(s->l4, 5),
4677 s->irq[0][OMAP_INT_24XX_I2C1_IRQ],
4678 &s->drq[OMAP24XX_DMA_I2C1_TX],
4679 omap_findclk(s, "i2c1.fclk"),
4680 omap_findclk(s, "i2c1.iclk"));
4681 s->i2c[1] = omap2_i2c_init(omap_l4tao(s->l4, 6),
4682 s->irq[0][OMAP_INT_24XX_I2C2_IRQ],
4683 &s->drq[OMAP24XX_DMA_I2C2_TX],
4684 omap_findclk(s, "i2c2.fclk"),
4685 omap_findclk(s, "i2c2.iclk"));
4686
4687 gpio_clks[0] = omap_findclk(s, "gpio1_dbclk");
4688 gpio_clks[1] = omap_findclk(s, "gpio2_dbclk");
4689 gpio_clks[2] = omap_findclk(s, "gpio3_dbclk");
4690 gpio_clks[3] = omap_findclk(s, "gpio4_dbclk");
4691 s->gpif = omap2_gpio_init(omap_l4ta(s->l4, 3),
4692 &s->irq[0][OMAP_INT_24XX_GPIO_BANK1],
4693 gpio_clks, omap_findclk(s, "gpio_iclk"), 4);
4694
4695 s->sdrc = omap_sdrc_init(0x68009000);
4696 s->gpmc = omap_gpmc_init(0x6800a000, s->irq[0][OMAP_INT_24XX_GPMC_IRQ]);
4697
4698 sdindex = drive_get_index(IF_SD, 0, 0);
4699 if (sdindex == -1) {
4700 fprintf(stderr, "qemu: missing SecureDigital device\n");
4701 exit(1);
4702 }
4703 s->mmc = omap2_mmc_init(omap_l4tao(s->l4, 9), drives_table[sdindex].bdrv,
4704 s->irq[0][OMAP_INT_24XX_MMC_IRQ],
4705 &s->drq[OMAP24XX_DMA_MMC1_TX],
4706 omap_findclk(s, "mmc_fclk"), omap_findclk(s, "mmc_iclk"));
4707
4708 s->mcspi[0] = omap_mcspi_init(omap_l4ta(s->l4, 35), 4,
4709 s->irq[0][OMAP_INT_24XX_MCSPI1_IRQ],
4710 &s->drq[OMAP24XX_DMA_SPI1_TX0],
4711 omap_findclk(s, "spi1_fclk"),
4712 omap_findclk(s, "spi1_iclk"));
4713 s->mcspi[1] = omap_mcspi_init(omap_l4ta(s->l4, 36), 2,
4714 s->irq[0][OMAP_INT_24XX_MCSPI2_IRQ],
4715 &s->drq[OMAP24XX_DMA_SPI2_TX0],
4716 omap_findclk(s, "spi2_fclk"),
4717 omap_findclk(s, "spi2_iclk"));
4718
4719 s->dss = omap_dss_init(omap_l4ta(s->l4, 10), 0x68000800, ds,
4720 /* XXX wire M_IRQ_25, D_L2_IRQ_30 and I_IRQ_13 together */
4721 s->irq[0][OMAP_INT_24XX_DSS_IRQ], s->drq[OMAP24XX_DMA_DSS],
4722 omap_findclk(s, "dss_clk1"), omap_findclk(s, "dss_clk2"),
4723 omap_findclk(s, "dss_54m_clk"),
4724 omap_findclk(s, "dss_l3_iclk"),
4725 omap_findclk(s, "dss_l4_iclk"));
4726
4727 omap_sti_init(omap_l4ta(s->l4, 18), 0x54000000,
4728 s->irq[0][OMAP_INT_24XX_STI], omap_findclk(s, "emul_ck"),
4729 serial_hds[0] && serial_hds[1] && serial_hds[2] ?
4730 serial_hds[3] : 0);
4731
4732 s->eac = omap_eac_init(omap_l4ta(s->l4, 32),
4733 s->irq[0][OMAP_INT_24XX_EAC_IRQ],
4734 /* Ten consecutive lines */
4735 &s->drq[OMAP24XX_DMA_EAC_AC_RD],
4736 omap_findclk(s, "func_96m_clk"),
4737 omap_findclk(s, "core_l4_iclk"));
4738
4739 /* All register mappings (includin those not currenlty implemented):
4740 * SystemControlMod 48000000 - 48000fff
4741 * SystemControlL4 48001000 - 48001fff
4742 * 32kHz Timer Mod 48004000 - 48004fff
4743 * 32kHz Timer L4 48005000 - 48005fff
4744 * PRCM ModA 48008000 - 480087ff
4745 * PRCM ModB 48008800 - 48008fff
4746 * PRCM L4 48009000 - 48009fff
4747 * TEST-BCM Mod 48012000 - 48012fff
4748 * TEST-BCM L4 48013000 - 48013fff
4749 * TEST-TAP Mod 48014000 - 48014fff
4750 * TEST-TAP L4 48015000 - 48015fff
4751 * GPIO1 Mod 48018000 - 48018fff
4752 * GPIO Top 48019000 - 48019fff
4753 * GPIO2 Mod 4801a000 - 4801afff
4754 * GPIO L4 4801b000 - 4801bfff
4755 * GPIO3 Mod 4801c000 - 4801cfff
4756 * GPIO4 Mod 4801e000 - 4801efff
4757 * WDTIMER1 Mod 48020000 - 48010fff
4758 * WDTIMER Top 48021000 - 48011fff
4759 * WDTIMER2 Mod 48022000 - 48012fff
4760 * WDTIMER L4 48023000 - 48013fff
4761 * WDTIMER3 Mod 48024000 - 48014fff
4762 * WDTIMER3 L4 48025000 - 48015fff
4763 * WDTIMER4 Mod 48026000 - 48016fff
4764 * WDTIMER4 L4 48027000 - 48017fff
4765 * GPTIMER1 Mod 48028000 - 48018fff
4766 * GPTIMER1 L4 48029000 - 48019fff
4767 * GPTIMER2 Mod 4802a000 - 4801afff
4768 * GPTIMER2 L4 4802b000 - 4801bfff
4769 * L4-Config AP 48040000 - 480407ff
4770 * L4-Config IP 48040800 - 48040fff
4771 * L4-Config LA 48041000 - 48041fff
4772 * ARM11ETB Mod 48048000 - 48049fff
4773 * ARM11ETB L4 4804a000 - 4804afff
4774 * DISPLAY Top 48050000 - 480503ff
4775 * DISPLAY DISPC 48050400 - 480507ff
4776 * DISPLAY RFBI 48050800 - 48050bff
4777 * DISPLAY VENC 48050c00 - 48050fff
4778 * DISPLAY L4 48051000 - 48051fff
4779 * CAMERA Top 48052000 - 480523ff
4780 * CAMERA core 48052400 - 480527ff
4781 * CAMERA DMA 48052800 - 48052bff
4782 * CAMERA MMU 48052c00 - 48052fff
4783 * CAMERA L4 48053000 - 48053fff
4784 * SDMA Mod 48056000 - 48056fff
4785 * SDMA L4 48057000 - 48057fff
4786 * SSI Top 48058000 - 48058fff
4787 * SSI GDD 48059000 - 48059fff
4788 * SSI Port1 4805a000 - 4805afff
4789 * SSI Port2 4805b000 - 4805bfff
4790 * SSI L4 4805c000 - 4805cfff
4791 * USB Mod 4805e000 - 480fefff
4792 * USB L4 4805f000 - 480fffff
4793 * WIN_TRACER1 Mod 48060000 - 48060fff
4794 * WIN_TRACER1 L4 48061000 - 48061fff
4795 * WIN_TRACER2 Mod 48062000 - 48062fff
4796 * WIN_TRACER2 L4 48063000 - 48063fff
4797 * WIN_TRACER3 Mod 48064000 - 48064fff
4798 * WIN_TRACER3 L4 48065000 - 48065fff
4799 * WIN_TRACER4 Top 48066000 - 480660ff
4800 * WIN_TRACER4 ETT 48066100 - 480661ff
4801 * WIN_TRACER4 WT 48066200 - 480662ff
4802 * WIN_TRACER4 L4 48067000 - 48067fff
4803 * XTI Mod 48068000 - 48068fff
4804 * XTI L4 48069000 - 48069fff
4805 * UART1 Mod 4806a000 - 4806afff
4806 * UART1 L4 4806b000 - 4806bfff
4807 * UART2 Mod 4806c000 - 4806cfff
4808 * UART2 L4 4806d000 - 4806dfff
4809 * UART3 Mod 4806e000 - 4806efff
4810 * UART3 L4 4806f000 - 4806ffff
4811 * I2C1 Mod 48070000 - 48070fff
4812 * I2C1 L4 48071000 - 48071fff
4813 * I2C2 Mod 48072000 - 48072fff
4814 * I2C2 L4 48073000 - 48073fff
4815 * McBSP1 Mod 48074000 - 48074fff
4816 * McBSP1 L4 48075000 - 48075fff
4817 * McBSP2 Mod 48076000 - 48076fff
4818 * McBSP2 L4 48077000 - 48077fff
4819 * GPTIMER3 Mod 48078000 - 48078fff
4820 * GPTIMER3 L4 48079000 - 48079fff
4821 * GPTIMER4 Mod 4807a000 - 4807afff
4822 * GPTIMER4 L4 4807b000 - 4807bfff
4823 * GPTIMER5 Mod 4807c000 - 4807cfff
4824 * GPTIMER5 L4 4807d000 - 4807dfff
4825 * GPTIMER6 Mod 4807e000 - 4807efff
4826 * GPTIMER6 L4 4807f000 - 4807ffff
4827 * GPTIMER7 Mod 48080000 - 48080fff
4828 * GPTIMER7 L4 48081000 - 48081fff
4829 * GPTIMER8 Mod 48082000 - 48082fff
4830 * GPTIMER8 L4 48083000 - 48083fff
4831 * GPTIMER9 Mod 48084000 - 48084fff
4832 * GPTIMER9 L4 48085000 - 48085fff
4833 * GPTIMER10 Mod 48086000 - 48086fff
4834 * GPTIMER10 L4 48087000 - 48087fff
4835 * GPTIMER11 Mod 48088000 - 48088fff
4836 * GPTIMER11 L4 48089000 - 48089fff
4837 * GPTIMER12 Mod 4808a000 - 4808afff
4838 * GPTIMER12 L4 4808b000 - 4808bfff
4839 * EAC Mod 48090000 - 48090fff
4840 * EAC L4 48091000 - 48091fff
4841 * FAC Mod 48092000 - 48092fff
4842 * FAC L4 48093000 - 48093fff
4843 * MAILBOX Mod 48094000 - 48094fff
4844 * MAILBOX L4 48095000 - 48095fff
4845 * SPI1 Mod 48098000 - 48098fff
4846 * SPI1 L4 48099000 - 48099fff
4847 * SPI2 Mod 4809a000 - 4809afff
4848 * SPI2 L4 4809b000 - 4809bfff
4849 * MMC/SDIO Mod 4809c000 - 4809cfff
4850 * MMC/SDIO L4 4809d000 - 4809dfff
4851 * MS_PRO Mod 4809e000 - 4809efff
4852 * MS_PRO L4 4809f000 - 4809ffff
4853 * RNG Mod 480a0000 - 480a0fff
4854 * RNG L4 480a1000 - 480a1fff
4855 * DES3DES Mod 480a2000 - 480a2fff
4856 * DES3DES L4 480a3000 - 480a3fff
4857 * SHA1MD5 Mod 480a4000 - 480a4fff
4858 * SHA1MD5 L4 480a5000 - 480a5fff
4859 * AES Mod 480a6000 - 480a6fff
4860 * AES L4 480a7000 - 480a7fff
4861 * PKA Mod 480a8000 - 480a9fff
4862 * PKA L4 480aa000 - 480aafff
4863 * MG Mod 480b0000 - 480b0fff
4864 * MG L4 480b1000 - 480b1fff
4865 * HDQ/1-wire Mod 480b2000 - 480b2fff
4866 * HDQ/1-wire L4 480b3000 - 480b3fff
4867 * MPU interrupt 480fe000 - 480fefff
4868 * STI channel base 54000000 - 5400ffff
4869 * IVA RAM 5c000000 - 5c01ffff
4870 * IVA ROM 5c020000 - 5c027fff
4871 * IMG_BUF_A 5c040000 - 5c040fff
4872 * IMG_BUF_B 5c042000 - 5c042fff
4873 * VLCDS 5c048000 - 5c0487ff
4874 * IMX_COEF 5c049000 - 5c04afff
4875 * IMX_CMD 5c051000 - 5c051fff
4876 * VLCDQ 5c053000 - 5c0533ff
4877 * VLCDH 5c054000 - 5c054fff
4878 * SEQ_CMD 5c055000 - 5c055fff
4879 * IMX_REG 5c056000 - 5c0560ff
4880 * VLCD_REG 5c056100 - 5c0561ff
4881 * SEQ_REG 5c056200 - 5c0562ff
4882 * IMG_BUF_REG 5c056300 - 5c0563ff
4883 * SEQIRQ_REG 5c056400 - 5c0564ff
4884 * OCP_REG 5c060000 - 5c060fff
4885 * SYSC_REG 5c070000 - 5c070fff
4886 * MMU_REG 5d000000 - 5d000fff
4887 * sDMA R 68000400 - 680005ff
4888 * sDMA W 68000600 - 680007ff
4889 * Display Control 68000800 - 680009ff
4890 * DSP subsystem 68000a00 - 68000bff
4891 * MPU subsystem 68000c00 - 68000dff
4892 * IVA subsystem 68001000 - 680011ff
4893 * USB 68001200 - 680013ff
4894 * Camera 68001400 - 680015ff
4895 * VLYNQ (firewall) 68001800 - 68001bff
4896 * VLYNQ 68001e00 - 68001fff
4897 * SSI 68002000 - 680021ff
4898 * L4 68002400 - 680025ff
4899 * DSP (firewall) 68002800 - 68002bff
4900 * DSP subsystem 68002e00 - 68002fff
4901 * IVA (firewall) 68003000 - 680033ff
4902 * IVA 68003600 - 680037ff
4903 * GFX 68003a00 - 68003bff
4904 * CMDWR emulation 68003c00 - 68003dff
4905 * SMS 68004000 - 680041ff
4906 * OCM 68004200 - 680043ff
4907 * GPMC 68004400 - 680045ff
4908 * RAM (firewall) 68005000 - 680053ff
4909 * RAM (err login) 68005400 - 680057ff
4910 * ROM (firewall) 68005800 - 68005bff
4911 * ROM (err login) 68005c00 - 68005fff
4912 * GPMC (firewall) 68006000 - 680063ff
4913 * GPMC (err login) 68006400 - 680067ff
4914 * SMS (err login) 68006c00 - 68006fff
4915 * SMS registers 68008000 - 68008fff
4916 * SDRC registers 68009000 - 68009fff
4917 * GPMC registers 6800a000 6800afff
4918 */
4919
4920 qemu_register_reset(omap2_mpu_reset, s);
4921
4922 return s;
4923 }
Samsung s3c2440 and arm920t support for the mini2440 dev board