2
* TI OMAP processors emulation.
4
* Copyright (C) 2006-2008 Andrzej Zaborowski <balrog@zabor.org>
6
* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 or
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* (at your option) version 3 of the License.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
20
#include "hw/arm/arm.h"
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#include "hw/arm/omap.h"
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#include "sysemu/sysemu.h"
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#include "hw/arm/soc_dma.h"
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#include "sysemu/blockdev.h"
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#include "qemu/range.h"
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#include "hw/sysbus.h"
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/* Should signal the TCMI/GPMC */
29
uint32_t omap_badwidth_read8(void *opaque, hwaddr addr)
34
cpu_physical_memory_read(addr, &ret, 1);
38
void omap_badwidth_write8(void *opaque, hwaddr addr,
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cpu_physical_memory_write(addr, &val8, 1);
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uint32_t omap_badwidth_read16(void *opaque, hwaddr addr)
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cpu_physical_memory_read(addr, &ret, 2);
56
void omap_badwidth_write16(void *opaque, hwaddr addr,
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uint16_t val16 = value;
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cpu_physical_memory_write(addr, &val16, 2);
65
uint32_t omap_badwidth_read32(void *opaque, hwaddr addr)
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cpu_physical_memory_read(addr, &ret, 4);
74
void omap_badwidth_write32(void *opaque, hwaddr addr,
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cpu_physical_memory_write(addr, &value, 4);
82
struct omap_mpu_timer_s {
100
static inline uint32_t omap_timer_read(struct omap_mpu_timer_s *timer)
102
uint64_t distance = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - timer->time;
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if (timer->st && timer->enable && timer->rate)
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return timer->val - muldiv64(distance >> (timer->ptv + 1),
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timer->rate, get_ticks_per_sec());
111
static inline void omap_timer_sync(struct omap_mpu_timer_s *timer)
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timer->val = omap_timer_read(timer);
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timer->time = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
117
static inline void omap_timer_update(struct omap_mpu_timer_s *timer)
121
if (timer->enable && timer->st && timer->rate) {
122
timer->val = timer->reset_val; /* Should skip this on clk enable */
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expires = muldiv64((uint64_t) timer->val << (timer->ptv + 1),
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get_ticks_per_sec(), timer->rate);
126
/* If timer expiry would be sooner than in about 1 ms and
127
* auto-reload isn't set, then fire immediately. This is a hack
128
* to make systems like PalmOS run in acceptable time. PalmOS
129
* sets the interval to a very low value and polls the status bit
130
* in a busy loop when it wants to sleep just a couple of CPU
132
if (expires > (get_ticks_per_sec() >> 10) || timer->ar)
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timer_mod(timer->timer, timer->time + expires);
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qemu_bh_schedule(timer->tick);
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timer_del(timer->timer);
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static void omap_timer_fire(void *opaque)
142
struct omap_mpu_timer_s *timer = opaque;
150
/* Edge-triggered irq */
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qemu_irq_pulse(timer->irq);
154
static void omap_timer_tick(void *opaque)
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struct omap_mpu_timer_s *timer = (struct omap_mpu_timer_s *) opaque;
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omap_timer_sync(timer);
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omap_timer_fire(timer);
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omap_timer_update(timer);
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static void omap_timer_clk_update(void *opaque, int line, int on)
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struct omap_mpu_timer_s *timer = (struct omap_mpu_timer_s *) opaque;
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omap_timer_sync(timer);
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timer->rate = on ? omap_clk_getrate(timer->clk) : 0;
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omap_timer_update(timer);
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static void omap_timer_clk_setup(struct omap_mpu_timer_s *timer)
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omap_clk_adduser(timer->clk,
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qemu_allocate_irqs(omap_timer_clk_update, timer, 1)[0]);
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timer->rate = omap_clk_getrate(timer->clk);
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static uint64_t omap_mpu_timer_read(void *opaque, hwaddr addr,
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struct omap_mpu_timer_s *s = (struct omap_mpu_timer_s *) opaque;
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return omap_badwidth_read32(opaque, addr);
189
case 0x00: /* CNTL_TIMER */
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return (s->enable << 5) | (s->ptv << 2) | (s->ar << 1) | s->st;
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case 0x04: /* LOAD_TIM */
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case 0x08: /* READ_TIM */
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return omap_timer_read(s);
203
static void omap_mpu_timer_write(void *opaque, hwaddr addr,
204
uint64_t value, unsigned size)
206
struct omap_mpu_timer_s *s = (struct omap_mpu_timer_s *) opaque;
209
return omap_badwidth_write32(opaque, addr, value);
213
case 0x00: /* CNTL_TIMER */
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s->enable = (value >> 5) & 1;
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s->ptv = (value >> 2) & 7;
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s->ar = (value >> 1) & 1;
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omap_timer_update(s);
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case 0x04: /* LOAD_TIM */
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s->reset_val = value;
226
case 0x08: /* READ_TIM */
235
static const MemoryRegionOps omap_mpu_timer_ops = {
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.read = omap_mpu_timer_read,
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.write = omap_mpu_timer_write,
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.endianness = DEVICE_LITTLE_ENDIAN,
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static void omap_mpu_timer_reset(struct omap_mpu_timer_s *s)
245
s->reset_val = 31337;
253
static struct omap_mpu_timer_s *omap_mpu_timer_init(MemoryRegion *system_memory,
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qemu_irq irq, omap_clk clk)
257
struct omap_mpu_timer_s *s = (struct omap_mpu_timer_s *)
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g_malloc0(sizeof(struct omap_mpu_timer_s));
262
s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_timer_tick, s);
263
s->tick = qemu_bh_new(omap_timer_fire, s);
264
omap_mpu_timer_reset(s);
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omap_timer_clk_setup(s);
267
memory_region_init_io(&s->iomem, NULL, &omap_mpu_timer_ops, s,
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"omap-mpu-timer", 0x100);
270
memory_region_add_subregion(system_memory, base, &s->iomem);
276
struct omap_watchdog_timer_s {
277
struct omap_mpu_timer_s timer;
285
static uint64_t omap_wd_timer_read(void *opaque, hwaddr addr,
288
struct omap_watchdog_timer_s *s = (struct omap_watchdog_timer_s *) opaque;
291
return omap_badwidth_read16(opaque, addr);
295
case 0x00: /* CNTL_TIMER */
296
return (s->timer.ptv << 9) | (s->timer.ar << 8) |
297
(s->timer.st << 7) | (s->free << 1);
299
case 0x04: /* READ_TIMER */
300
return omap_timer_read(&s->timer);
302
case 0x08: /* TIMER_MODE */
303
return s->mode << 15;
310
static void omap_wd_timer_write(void *opaque, hwaddr addr,
311
uint64_t value, unsigned size)
313
struct omap_watchdog_timer_s *s = (struct omap_watchdog_timer_s *) opaque;
316
return omap_badwidth_write16(opaque, addr, value);
320
case 0x00: /* CNTL_TIMER */
321
omap_timer_sync(&s->timer);
322
s->timer.ptv = (value >> 9) & 7;
323
s->timer.ar = (value >> 8) & 1;
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s->timer.st = (value >> 7) & 1;
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s->free = (value >> 1) & 1;
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omap_timer_update(&s->timer);
329
case 0x04: /* LOAD_TIMER */
330
s->timer.reset_val = value & 0xffff;
333
case 0x08: /* TIMER_MODE */
334
if (!s->mode && ((value >> 15) & 1))
335
omap_clk_get(s->timer.clk);
336
s->mode |= (value >> 15) & 1;
337
if (s->last_wr == 0xf5) {
338
if ((value & 0xff) == 0xa0) {
341
omap_clk_put(s->timer.clk);
344
/* XXX: on T|E hardware somehow this has no effect,
345
* on Zire 71 it works as specified. */
347
qemu_system_reset_request();
350
s->last_wr = value & 0xff;
358
static const MemoryRegionOps omap_wd_timer_ops = {
359
.read = omap_wd_timer_read,
360
.write = omap_wd_timer_write,
361
.endianness = DEVICE_NATIVE_ENDIAN,
364
static void omap_wd_timer_reset(struct omap_watchdog_timer_s *s)
366
timer_del(s->timer.timer);
368
omap_clk_get(s->timer.clk);
374
s->timer.reset_val = 0xffff;
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omap_timer_update(&s->timer);
382
static struct omap_watchdog_timer_s *omap_wd_timer_init(MemoryRegion *memory,
384
qemu_irq irq, omap_clk clk)
386
struct omap_watchdog_timer_s *s = (struct omap_watchdog_timer_s *)
387
g_malloc0(sizeof(struct omap_watchdog_timer_s));
391
s->timer.timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_timer_tick, &s->timer);
392
omap_wd_timer_reset(s);
393
omap_timer_clk_setup(&s->timer);
395
memory_region_init_io(&s->iomem, NULL, &omap_wd_timer_ops, s,
396
"omap-wd-timer", 0x100);
397
memory_region_add_subregion(memory, base, &s->iomem);
403
struct omap_32khz_timer_s {
404
struct omap_mpu_timer_s timer;
408
static uint64_t omap_os_timer_read(void *opaque, hwaddr addr,
411
struct omap_32khz_timer_s *s = (struct omap_32khz_timer_s *) opaque;
412
int offset = addr & OMAP_MPUI_REG_MASK;
415
return omap_badwidth_read32(opaque, addr);
420
return s->timer.reset_val;
423
return omap_timer_read(&s->timer);
426
return (s->timer.ar << 3) | (s->timer.it_ena << 2) | s->timer.st;
435
static void omap_os_timer_write(void *opaque, hwaddr addr,
436
uint64_t value, unsigned size)
438
struct omap_32khz_timer_s *s = (struct omap_32khz_timer_s *) opaque;
439
int offset = addr & OMAP_MPUI_REG_MASK;
442
return omap_badwidth_write32(opaque, addr, value);
447
s->timer.reset_val = value & 0x00ffffff;
455
s->timer.ar = (value >> 3) & 1;
456
s->timer.it_ena = (value >> 2) & 1;
457
if (s->timer.st != (value & 1) || (value & 2)) {
458
omap_timer_sync(&s->timer);
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s->timer.enable = value & 1;
460
s->timer.st = value & 1;
461
omap_timer_update(&s->timer);
470
static const MemoryRegionOps omap_os_timer_ops = {
471
.read = omap_os_timer_read,
472
.write = omap_os_timer_write,
473
.endianness = DEVICE_NATIVE_ENDIAN,
476
static void omap_os_timer_reset(struct omap_32khz_timer_s *s)
478
timer_del(s->timer.timer);
481
s->timer.reset_val = 0x00ffffff;
488
static struct omap_32khz_timer_s *omap_os_timer_init(MemoryRegion *memory,
490
qemu_irq irq, omap_clk clk)
492
struct omap_32khz_timer_s *s = (struct omap_32khz_timer_s *)
493
g_malloc0(sizeof(struct omap_32khz_timer_s));
497
s->timer.timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_timer_tick, &s->timer);
498
omap_os_timer_reset(s);
499
omap_timer_clk_setup(&s->timer);
501
memory_region_init_io(&s->iomem, NULL, &omap_os_timer_ops, s,
502
"omap-os-timer", 0x800);
503
memory_region_add_subregion(memory, base, &s->iomem);
508
/* Ultra Low-Power Device Module */
509
static uint64_t omap_ulpd_pm_read(void *opaque, hwaddr addr,
512
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
516
return omap_badwidth_read16(opaque, addr);
520
case 0x14: /* IT_STATUS */
521
ret = s->ulpd_pm_regs[addr >> 2];
522
s->ulpd_pm_regs[addr >> 2] = 0;
523
qemu_irq_lower(qdev_get_gpio_in(s->ih[1], OMAP_INT_GAUGE_32K));
526
case 0x18: /* Reserved */
527
case 0x1c: /* Reserved */
528
case 0x20: /* Reserved */
529
case 0x28: /* Reserved */
530
case 0x2c: /* Reserved */
533
case 0x00: /* COUNTER_32_LSB */
534
case 0x04: /* COUNTER_32_MSB */
535
case 0x08: /* COUNTER_HIGH_FREQ_LSB */
536
case 0x0c: /* COUNTER_HIGH_FREQ_MSB */
537
case 0x10: /* GAUGING_CTRL */
538
case 0x24: /* SETUP_ANALOG_CELL3_ULPD1 */
539
case 0x30: /* CLOCK_CTRL */
540
case 0x34: /* SOFT_REQ */
541
case 0x38: /* COUNTER_32_FIQ */
542
case 0x3c: /* DPLL_CTRL */
543
case 0x40: /* STATUS_REQ */
544
/* XXX: check clk::usecount state for every clock */
545
case 0x48: /* LOCL_TIME */
546
case 0x4c: /* APLL_CTRL */
547
case 0x50: /* POWER_CTRL */
548
return s->ulpd_pm_regs[addr >> 2];
555
static inline void omap_ulpd_clk_update(struct omap_mpu_state_s *s,
556
uint16_t diff, uint16_t value)
558
if (diff & (1 << 4)) /* USB_MCLK_EN */
559
omap_clk_onoff(omap_findclk(s, "usb_clk0"), (value >> 4) & 1);
560
if (diff & (1 << 5)) /* DIS_USB_PVCI_CLK */
561
omap_clk_onoff(omap_findclk(s, "usb_w2fc_ck"), (~value >> 5) & 1);
564
static inline void omap_ulpd_req_update(struct omap_mpu_state_s *s,
565
uint16_t diff, uint16_t value)
567
if (diff & (1 << 0)) /* SOFT_DPLL_REQ */
568
omap_clk_canidle(omap_findclk(s, "dpll4"), (~value >> 0) & 1);
569
if (diff & (1 << 1)) /* SOFT_COM_REQ */
570
omap_clk_canidle(omap_findclk(s, "com_mclk_out"), (~value >> 1) & 1);
571
if (diff & (1 << 2)) /* SOFT_SDW_REQ */
572
omap_clk_canidle(omap_findclk(s, "bt_mclk_out"), (~value >> 2) & 1);
573
if (diff & (1 << 3)) /* SOFT_USB_REQ */
574
omap_clk_canidle(omap_findclk(s, "usb_clk0"), (~value >> 3) & 1);
577
static void omap_ulpd_pm_write(void *opaque, hwaddr addr,
578
uint64_t value, unsigned size)
580
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
583
static const int bypass_div[4] = { 1, 2, 4, 4 };
587
return omap_badwidth_write16(opaque, addr, value);
591
case 0x00: /* COUNTER_32_LSB */
592
case 0x04: /* COUNTER_32_MSB */
593
case 0x08: /* COUNTER_HIGH_FREQ_LSB */
594
case 0x0c: /* COUNTER_HIGH_FREQ_MSB */
595
case 0x14: /* IT_STATUS */
596
case 0x40: /* STATUS_REQ */
600
case 0x10: /* GAUGING_CTRL */
601
/* Bits 0 and 1 seem to be confused in the OMAP 310 TRM */
602
if ((s->ulpd_pm_regs[addr >> 2] ^ value) & 1) {
603
now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
606
s->ulpd_gauge_start = now;
608
now -= s->ulpd_gauge_start;
611
ticks = muldiv64(now, 32768, get_ticks_per_sec());
612
s->ulpd_pm_regs[0x00 >> 2] = (ticks >> 0) & 0xffff;
613
s->ulpd_pm_regs[0x04 >> 2] = (ticks >> 16) & 0xffff;
614
if (ticks >> 32) /* OVERFLOW_32K */
615
s->ulpd_pm_regs[0x14 >> 2] |= 1 << 2;
617
/* High frequency ticks */
618
ticks = muldiv64(now, 12000000, get_ticks_per_sec());
619
s->ulpd_pm_regs[0x08 >> 2] = (ticks >> 0) & 0xffff;
620
s->ulpd_pm_regs[0x0c >> 2] = (ticks >> 16) & 0xffff;
621
if (ticks >> 32) /* OVERFLOW_HI_FREQ */
622
s->ulpd_pm_regs[0x14 >> 2] |= 1 << 1;
624
s->ulpd_pm_regs[0x14 >> 2] |= 1 << 0; /* IT_GAUGING */
625
qemu_irq_raise(qdev_get_gpio_in(s->ih[1], OMAP_INT_GAUGE_32K));
628
s->ulpd_pm_regs[addr >> 2] = value;
631
case 0x18: /* Reserved */
632
case 0x1c: /* Reserved */
633
case 0x20: /* Reserved */
634
case 0x28: /* Reserved */
635
case 0x2c: /* Reserved */
638
case 0x24: /* SETUP_ANALOG_CELL3_ULPD1 */
639
case 0x38: /* COUNTER_32_FIQ */
640
case 0x48: /* LOCL_TIME */
641
case 0x50: /* POWER_CTRL */
642
s->ulpd_pm_regs[addr >> 2] = value;
645
case 0x30: /* CLOCK_CTRL */
646
diff = s->ulpd_pm_regs[addr >> 2] ^ value;
647
s->ulpd_pm_regs[addr >> 2] = value & 0x3f;
648
omap_ulpd_clk_update(s, diff, value);
651
case 0x34: /* SOFT_REQ */
652
diff = s->ulpd_pm_regs[addr >> 2] ^ value;
653
s->ulpd_pm_regs[addr >> 2] = value & 0x1f;
654
omap_ulpd_req_update(s, diff, value);
657
case 0x3c: /* DPLL_CTRL */
658
/* XXX: OMAP310 TRM claims bit 3 is PLL_ENABLE, and bit 4 is
659
* omitted altogether, probably a typo. */
660
/* This register has identical semantics with DPLL(1:3) control
661
* registers, see omap_dpll_write() */
662
diff = s->ulpd_pm_regs[addr >> 2] & value;
663
s->ulpd_pm_regs[addr >> 2] = value & 0x2fff;
664
if (diff & (0x3ff << 2)) {
665
if (value & (1 << 4)) { /* PLL_ENABLE */
666
div = ((value >> 5) & 3) + 1; /* PLL_DIV */
667
mult = MIN((value >> 7) & 0x1f, 1); /* PLL_MULT */
669
div = bypass_div[((value >> 2) & 3)]; /* BYPASS_DIV */
672
omap_clk_setrate(omap_findclk(s, "dpll4"), div, mult);
675
/* Enter the desired mode. */
676
s->ulpd_pm_regs[addr >> 2] =
677
(s->ulpd_pm_regs[addr >> 2] & 0xfffe) |
678
((s->ulpd_pm_regs[addr >> 2] >> 4) & 1);
680
/* Act as if the lock is restored. */
681
s->ulpd_pm_regs[addr >> 2] |= 2;
684
case 0x4c: /* APLL_CTRL */
685
diff = s->ulpd_pm_regs[addr >> 2] & value;
686
s->ulpd_pm_regs[addr >> 2] = value & 0xf;
687
if (diff & (1 << 0)) /* APLL_NDPLL_SWITCH */
688
omap_clk_reparent(omap_findclk(s, "ck_48m"), omap_findclk(s,
689
(value & (1 << 0)) ? "apll" : "dpll4"));
697
static const MemoryRegionOps omap_ulpd_pm_ops = {
698
.read = omap_ulpd_pm_read,
699
.write = omap_ulpd_pm_write,
700
.endianness = DEVICE_NATIVE_ENDIAN,
703
static void omap_ulpd_pm_reset(struct omap_mpu_state_s *mpu)
705
mpu->ulpd_pm_regs[0x00 >> 2] = 0x0001;
706
mpu->ulpd_pm_regs[0x04 >> 2] = 0x0000;
707
mpu->ulpd_pm_regs[0x08 >> 2] = 0x0001;
708
mpu->ulpd_pm_regs[0x0c >> 2] = 0x0000;
709
mpu->ulpd_pm_regs[0x10 >> 2] = 0x0000;
710
mpu->ulpd_pm_regs[0x18 >> 2] = 0x01;
711
mpu->ulpd_pm_regs[0x1c >> 2] = 0x01;
712
mpu->ulpd_pm_regs[0x20 >> 2] = 0x01;
713
mpu->ulpd_pm_regs[0x24 >> 2] = 0x03ff;
714
mpu->ulpd_pm_regs[0x28 >> 2] = 0x01;
715
mpu->ulpd_pm_regs[0x2c >> 2] = 0x01;
716
omap_ulpd_clk_update(mpu, mpu->ulpd_pm_regs[0x30 >> 2], 0x0000);
717
mpu->ulpd_pm_regs[0x30 >> 2] = 0x0000;
718
omap_ulpd_req_update(mpu, mpu->ulpd_pm_regs[0x34 >> 2], 0x0000);
719
mpu->ulpd_pm_regs[0x34 >> 2] = 0x0000;
720
mpu->ulpd_pm_regs[0x38 >> 2] = 0x0001;
721
mpu->ulpd_pm_regs[0x3c >> 2] = 0x2211;
722
mpu->ulpd_pm_regs[0x40 >> 2] = 0x0000; /* FIXME: dump a real STATUS_REQ */
723
mpu->ulpd_pm_regs[0x48 >> 2] = 0x960;
724
mpu->ulpd_pm_regs[0x4c >> 2] = 0x08;
725
mpu->ulpd_pm_regs[0x50 >> 2] = 0x08;
726
omap_clk_setrate(omap_findclk(mpu, "dpll4"), 1, 4);
727
omap_clk_reparent(omap_findclk(mpu, "ck_48m"), omap_findclk(mpu, "dpll4"));
730
static void omap_ulpd_pm_init(MemoryRegion *system_memory,
732
struct omap_mpu_state_s *mpu)
734
memory_region_init_io(&mpu->ulpd_pm_iomem, NULL, &omap_ulpd_pm_ops, mpu,
735
"omap-ulpd-pm", 0x800);
736
memory_region_add_subregion(system_memory, base, &mpu->ulpd_pm_iomem);
737
omap_ulpd_pm_reset(mpu);
740
/* OMAP Pin Configuration */
741
static uint64_t omap_pin_cfg_read(void *opaque, hwaddr addr,
744
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
747
return omap_badwidth_read32(opaque, addr);
751
case 0x00: /* FUNC_MUX_CTRL_0 */
752
case 0x04: /* FUNC_MUX_CTRL_1 */
753
case 0x08: /* FUNC_MUX_CTRL_2 */
754
return s->func_mux_ctrl[addr >> 2];
756
case 0x0c: /* COMP_MODE_CTRL_0 */
757
return s->comp_mode_ctrl[0];
759
case 0x10: /* FUNC_MUX_CTRL_3 */
760
case 0x14: /* FUNC_MUX_CTRL_4 */
761
case 0x18: /* FUNC_MUX_CTRL_5 */
762
case 0x1c: /* FUNC_MUX_CTRL_6 */
763
case 0x20: /* FUNC_MUX_CTRL_7 */
764
case 0x24: /* FUNC_MUX_CTRL_8 */
765
case 0x28: /* FUNC_MUX_CTRL_9 */
766
case 0x2c: /* FUNC_MUX_CTRL_A */
767
case 0x30: /* FUNC_MUX_CTRL_B */
768
case 0x34: /* FUNC_MUX_CTRL_C */
769
case 0x38: /* FUNC_MUX_CTRL_D */
770
return s->func_mux_ctrl[(addr >> 2) - 1];
772
case 0x40: /* PULL_DWN_CTRL_0 */
773
case 0x44: /* PULL_DWN_CTRL_1 */
774
case 0x48: /* PULL_DWN_CTRL_2 */
775
case 0x4c: /* PULL_DWN_CTRL_3 */
776
return s->pull_dwn_ctrl[(addr & 0xf) >> 2];
778
case 0x50: /* GATE_INH_CTRL_0 */
779
return s->gate_inh_ctrl[0];
781
case 0x60: /* VOLTAGE_CTRL_0 */
782
return s->voltage_ctrl[0];
784
case 0x70: /* TEST_DBG_CTRL_0 */
785
return s->test_dbg_ctrl[0];
787
case 0x80: /* MOD_CONF_CTRL_0 */
788
return s->mod_conf_ctrl[0];
795
static inline void omap_pin_funcmux0_update(struct omap_mpu_state_s *s,
796
uint32_t diff, uint32_t value)
799
if (diff & (1 << 9)) /* BLUETOOTH */
800
omap_clk_onoff(omap_findclk(s, "bt_mclk_out"),
802
if (diff & (1 << 7)) /* USB.CLKO */
803
omap_clk_onoff(omap_findclk(s, "usb.clko"),
808
static inline void omap_pin_funcmux1_update(struct omap_mpu_state_s *s,
809
uint32_t diff, uint32_t value)
812
if (diff & (1 << 31)) /* MCBSP3_CLK_HIZ_DI */
813
omap_clk_onoff(omap_findclk(s, "mcbsp3.clkx"),
815
if (diff & (1 << 1)) /* CLK32K */
816
omap_clk_onoff(omap_findclk(s, "clk32k_out"),
821
static inline void omap_pin_modconf1_update(struct omap_mpu_state_s *s,
822
uint32_t diff, uint32_t value)
824
if (diff & (1 << 31)) /* CONF_MOD_UART3_CLK_MODE_R */
825
omap_clk_reparent(omap_findclk(s, "uart3_ck"),
826
omap_findclk(s, ((value >> 31) & 1) ?
827
"ck_48m" : "armper_ck"));
828
if (diff & (1 << 30)) /* CONF_MOD_UART2_CLK_MODE_R */
829
omap_clk_reparent(omap_findclk(s, "uart2_ck"),
830
omap_findclk(s, ((value >> 30) & 1) ?
831
"ck_48m" : "armper_ck"));
832
if (diff & (1 << 29)) /* CONF_MOD_UART1_CLK_MODE_R */
833
omap_clk_reparent(omap_findclk(s, "uart1_ck"),
834
omap_findclk(s, ((value >> 29) & 1) ?
835
"ck_48m" : "armper_ck"));
836
if (diff & (1 << 23)) /* CONF_MOD_MMC_SD_CLK_REQ_R */
837
omap_clk_reparent(omap_findclk(s, "mmc_ck"),
838
omap_findclk(s, ((value >> 23) & 1) ?
839
"ck_48m" : "armper_ck"));
840
if (diff & (1 << 12)) /* CONF_MOD_COM_MCLK_12_48_S */
841
omap_clk_reparent(omap_findclk(s, "com_mclk_out"),
842
omap_findclk(s, ((value >> 12) & 1) ?
843
"ck_48m" : "armper_ck"));
844
if (diff & (1 << 9)) /* CONF_MOD_USB_HOST_HHC_UHO */
845
omap_clk_onoff(omap_findclk(s, "usb_hhc_ck"), (value >> 9) & 1);
848
static void omap_pin_cfg_write(void *opaque, hwaddr addr,
849
uint64_t value, unsigned size)
851
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
855
return omap_badwidth_write32(opaque, addr, value);
859
case 0x00: /* FUNC_MUX_CTRL_0 */
860
diff = s->func_mux_ctrl[addr >> 2] ^ value;
861
s->func_mux_ctrl[addr >> 2] = value;
862
omap_pin_funcmux0_update(s, diff, value);
865
case 0x04: /* FUNC_MUX_CTRL_1 */
866
diff = s->func_mux_ctrl[addr >> 2] ^ value;
867
s->func_mux_ctrl[addr >> 2] = value;
868
omap_pin_funcmux1_update(s, diff, value);
871
case 0x08: /* FUNC_MUX_CTRL_2 */
872
s->func_mux_ctrl[addr >> 2] = value;
875
case 0x0c: /* COMP_MODE_CTRL_0 */
876
s->comp_mode_ctrl[0] = value;
877
s->compat1509 = (value != 0x0000eaef);
878
omap_pin_funcmux0_update(s, ~0, s->func_mux_ctrl[0]);
879
omap_pin_funcmux1_update(s, ~0, s->func_mux_ctrl[1]);
882
case 0x10: /* FUNC_MUX_CTRL_3 */
883
case 0x14: /* FUNC_MUX_CTRL_4 */
884
case 0x18: /* FUNC_MUX_CTRL_5 */
885
case 0x1c: /* FUNC_MUX_CTRL_6 */
886
case 0x20: /* FUNC_MUX_CTRL_7 */
887
case 0x24: /* FUNC_MUX_CTRL_8 */
888
case 0x28: /* FUNC_MUX_CTRL_9 */
889
case 0x2c: /* FUNC_MUX_CTRL_A */
890
case 0x30: /* FUNC_MUX_CTRL_B */
891
case 0x34: /* FUNC_MUX_CTRL_C */
892
case 0x38: /* FUNC_MUX_CTRL_D */
893
s->func_mux_ctrl[(addr >> 2) - 1] = value;
896
case 0x40: /* PULL_DWN_CTRL_0 */
897
case 0x44: /* PULL_DWN_CTRL_1 */
898
case 0x48: /* PULL_DWN_CTRL_2 */
899
case 0x4c: /* PULL_DWN_CTRL_3 */
900
s->pull_dwn_ctrl[(addr & 0xf) >> 2] = value;
903
case 0x50: /* GATE_INH_CTRL_0 */
904
s->gate_inh_ctrl[0] = value;
907
case 0x60: /* VOLTAGE_CTRL_0 */
908
s->voltage_ctrl[0] = value;
911
case 0x70: /* TEST_DBG_CTRL_0 */
912
s->test_dbg_ctrl[0] = value;
915
case 0x80: /* MOD_CONF_CTRL_0 */
916
diff = s->mod_conf_ctrl[0] ^ value;
917
s->mod_conf_ctrl[0] = value;
918
omap_pin_modconf1_update(s, diff, value);
926
static const MemoryRegionOps omap_pin_cfg_ops = {
927
.read = omap_pin_cfg_read,
928
.write = omap_pin_cfg_write,
929
.endianness = DEVICE_NATIVE_ENDIAN,
932
static void omap_pin_cfg_reset(struct omap_mpu_state_s *mpu)
934
/* Start in Compatibility Mode. */
936
omap_pin_funcmux0_update(mpu, mpu->func_mux_ctrl[0], 0);
937
omap_pin_funcmux1_update(mpu, mpu->func_mux_ctrl[1], 0);
938
omap_pin_modconf1_update(mpu, mpu->mod_conf_ctrl[0], 0);
939
memset(mpu->func_mux_ctrl, 0, sizeof(mpu->func_mux_ctrl));
940
memset(mpu->comp_mode_ctrl, 0, sizeof(mpu->comp_mode_ctrl));
941
memset(mpu->pull_dwn_ctrl, 0, sizeof(mpu->pull_dwn_ctrl));
942
memset(mpu->gate_inh_ctrl, 0, sizeof(mpu->gate_inh_ctrl));
943
memset(mpu->voltage_ctrl, 0, sizeof(mpu->voltage_ctrl));
944
memset(mpu->test_dbg_ctrl, 0, sizeof(mpu->test_dbg_ctrl));
945
memset(mpu->mod_conf_ctrl, 0, sizeof(mpu->mod_conf_ctrl));
948
static void omap_pin_cfg_init(MemoryRegion *system_memory,
950
struct omap_mpu_state_s *mpu)
952
memory_region_init_io(&mpu->pin_cfg_iomem, NULL, &omap_pin_cfg_ops, mpu,
953
"omap-pin-cfg", 0x800);
954
memory_region_add_subregion(system_memory, base, &mpu->pin_cfg_iomem);
955
omap_pin_cfg_reset(mpu);
958
/* Device Identification, Die Identification */
959
static uint64_t omap_id_read(void *opaque, hwaddr addr,
962
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
965
return omap_badwidth_read32(opaque, addr);
969
case 0xfffe1800: /* DIE_ID_LSB */
971
case 0xfffe1804: /* DIE_ID_MSB */
974
case 0xfffe2000: /* PRODUCT_ID_LSB */
976
case 0xfffe2004: /* PRODUCT_ID_MSB */
979
case 0xfffed400: /* JTAG_ID_LSB */
980
switch (s->mpu_model) {
986
hw_error("%s: bad mpu model\n", __FUNCTION__);
990
case 0xfffed404: /* JTAG_ID_MSB */
991
switch (s->mpu_model) {
997
hw_error("%s: bad mpu model\n", __FUNCTION__);
1006
static void omap_id_write(void *opaque, hwaddr addr,
1007
uint64_t value, unsigned size)
1010
return omap_badwidth_write32(opaque, addr, value);
1016
static const MemoryRegionOps omap_id_ops = {
1017
.read = omap_id_read,
1018
.write = omap_id_write,
1019
.endianness = DEVICE_NATIVE_ENDIAN,
1022
static void omap_id_init(MemoryRegion *memory, struct omap_mpu_state_s *mpu)
1024
memory_region_init_io(&mpu->id_iomem, NULL, &omap_id_ops, mpu,
1025
"omap-id", 0x100000000ULL);
1026
memory_region_init_alias(&mpu->id_iomem_e18, NULL, "omap-id-e18", &mpu->id_iomem,
1028
memory_region_add_subregion(memory, 0xfffe1800, &mpu->id_iomem_e18);
1029
memory_region_init_alias(&mpu->id_iomem_ed4, NULL, "omap-id-ed4", &mpu->id_iomem,
1031
memory_region_add_subregion(memory, 0xfffed400, &mpu->id_iomem_ed4);
1032
if (!cpu_is_omap15xx(mpu)) {
1033
memory_region_init_alias(&mpu->id_iomem_ed4, NULL, "omap-id-e20",
1034
&mpu->id_iomem, 0xfffe2000, 0x800);
1035
memory_region_add_subregion(memory, 0xfffe2000, &mpu->id_iomem_e20);
1039
/* MPUI Control (Dummy) */
1040
static uint64_t omap_mpui_read(void *opaque, hwaddr addr,
1043
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1046
return omap_badwidth_read32(opaque, addr);
1050
case 0x00: /* CTRL */
1051
return s->mpui_ctrl;
1052
case 0x04: /* DEBUG_ADDR */
1054
case 0x08: /* DEBUG_DATA */
1056
case 0x0c: /* DEBUG_FLAG */
1058
case 0x10: /* STATUS */
1061
/* Not in OMAP310 */
1062
case 0x14: /* DSP_STATUS */
1063
case 0x18: /* DSP_BOOT_CONFIG */
1065
case 0x1c: /* DSP_MPUI_CONFIG */
1073
static void omap_mpui_write(void *opaque, hwaddr addr,
1074
uint64_t value, unsigned size)
1076
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1079
return omap_badwidth_write32(opaque, addr, value);
1083
case 0x00: /* CTRL */
1084
s->mpui_ctrl = value & 0x007fffff;
1087
case 0x04: /* DEBUG_ADDR */
1088
case 0x08: /* DEBUG_DATA */
1089
case 0x0c: /* DEBUG_FLAG */
1090
case 0x10: /* STATUS */
1091
/* Not in OMAP310 */
1092
case 0x14: /* DSP_STATUS */
1095
case 0x18: /* DSP_BOOT_CONFIG */
1096
case 0x1c: /* DSP_MPUI_CONFIG */
1104
static const MemoryRegionOps omap_mpui_ops = {
1105
.read = omap_mpui_read,
1106
.write = omap_mpui_write,
1107
.endianness = DEVICE_NATIVE_ENDIAN,
1110
static void omap_mpui_reset(struct omap_mpu_state_s *s)
1112
s->mpui_ctrl = 0x0003ff1b;
1115
static void omap_mpui_init(MemoryRegion *memory, hwaddr base,
1116
struct omap_mpu_state_s *mpu)
1118
memory_region_init_io(&mpu->mpui_iomem, NULL, &omap_mpui_ops, mpu,
1119
"omap-mpui", 0x100);
1120
memory_region_add_subregion(memory, base, &mpu->mpui_iomem);
1122
omap_mpui_reset(mpu);
1126
struct omap_tipb_bridge_s {
1134
uint16_t enh_control;
1137
static uint64_t omap_tipb_bridge_read(void *opaque, hwaddr addr,
1140
struct omap_tipb_bridge_s *s = (struct omap_tipb_bridge_s *) opaque;
1143
return omap_badwidth_read16(opaque, addr);
1147
case 0x00: /* TIPB_CNTL */
1149
case 0x04: /* TIPB_BUS_ALLOC */
1151
case 0x08: /* MPU_TIPB_CNTL */
1153
case 0x0c: /* ENHANCED_TIPB_CNTL */
1154
return s->enh_control;
1155
case 0x10: /* ADDRESS_DBG */
1156
case 0x14: /* DATA_DEBUG_LOW */
1157
case 0x18: /* DATA_DEBUG_HIGH */
1159
case 0x1c: /* DEBUG_CNTR_SIG */
1167
static void omap_tipb_bridge_write(void *opaque, hwaddr addr,
1168
uint64_t value, unsigned size)
1170
struct omap_tipb_bridge_s *s = (struct omap_tipb_bridge_s *) opaque;
1173
return omap_badwidth_write16(opaque, addr, value);
1177
case 0x00: /* TIPB_CNTL */
1178
s->control = value & 0xffff;
1181
case 0x04: /* TIPB_BUS_ALLOC */
1182
s->alloc = value & 0x003f;
1185
case 0x08: /* MPU_TIPB_CNTL */
1186
s->buffer = value & 0x0003;
1189
case 0x0c: /* ENHANCED_TIPB_CNTL */
1190
s->width_intr = !(value & 2);
1191
s->enh_control = value & 0x000f;
1194
case 0x10: /* ADDRESS_DBG */
1195
case 0x14: /* DATA_DEBUG_LOW */
1196
case 0x18: /* DATA_DEBUG_HIGH */
1197
case 0x1c: /* DEBUG_CNTR_SIG */
1206
static const MemoryRegionOps omap_tipb_bridge_ops = {
1207
.read = omap_tipb_bridge_read,
1208
.write = omap_tipb_bridge_write,
1209
.endianness = DEVICE_NATIVE_ENDIAN,
1212
static void omap_tipb_bridge_reset(struct omap_tipb_bridge_s *s)
1214
s->control = 0xffff;
1217
s->enh_control = 0x000f;
1220
static struct omap_tipb_bridge_s *omap_tipb_bridge_init(
1221
MemoryRegion *memory, hwaddr base,
1222
qemu_irq abort_irq, omap_clk clk)
1224
struct omap_tipb_bridge_s *s = (struct omap_tipb_bridge_s *)
1225
g_malloc0(sizeof(struct omap_tipb_bridge_s));
1227
s->abort = abort_irq;
1228
omap_tipb_bridge_reset(s);
1230
memory_region_init_io(&s->iomem, NULL, &omap_tipb_bridge_ops, s,
1231
"omap-tipb-bridge", 0x100);
1232
memory_region_add_subregion(memory, base, &s->iomem);
1237
/* Dummy Traffic Controller's Memory Interface */
1238
static uint64_t omap_tcmi_read(void *opaque, hwaddr addr,
1241
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1245
return omap_badwidth_read32(opaque, addr);
1249
case 0x00: /* IMIF_PRIO */
1250
case 0x04: /* EMIFS_PRIO */
1251
case 0x08: /* EMIFF_PRIO */
1252
case 0x0c: /* EMIFS_CONFIG */
1253
case 0x10: /* EMIFS_CS0_CONFIG */
1254
case 0x14: /* EMIFS_CS1_CONFIG */
1255
case 0x18: /* EMIFS_CS2_CONFIG */
1256
case 0x1c: /* EMIFS_CS3_CONFIG */
1257
case 0x24: /* EMIFF_MRS */
1258
case 0x28: /* TIMEOUT1 */
1259
case 0x2c: /* TIMEOUT2 */
1260
case 0x30: /* TIMEOUT3 */
1261
case 0x3c: /* EMIFF_SDRAM_CONFIG_2 */
1262
case 0x40: /* EMIFS_CFG_DYN_WAIT */
1263
return s->tcmi_regs[addr >> 2];
1265
case 0x20: /* EMIFF_SDRAM_CONFIG */
1266
ret = s->tcmi_regs[addr >> 2];
1267
s->tcmi_regs[addr >> 2] &= ~1; /* XXX: Clear SLRF on SDRAM access */
1268
/* XXX: We can try using the VGA_DIRTY flag for this */
1276
static void omap_tcmi_write(void *opaque, hwaddr addr,
1277
uint64_t value, unsigned size)
1279
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1282
return omap_badwidth_write32(opaque, addr, value);
1286
case 0x00: /* IMIF_PRIO */
1287
case 0x04: /* EMIFS_PRIO */
1288
case 0x08: /* EMIFF_PRIO */
1289
case 0x10: /* EMIFS_CS0_CONFIG */
1290
case 0x14: /* EMIFS_CS1_CONFIG */
1291
case 0x18: /* EMIFS_CS2_CONFIG */
1292
case 0x1c: /* EMIFS_CS3_CONFIG */
1293
case 0x20: /* EMIFF_SDRAM_CONFIG */
1294
case 0x24: /* EMIFF_MRS */
1295
case 0x28: /* TIMEOUT1 */
1296
case 0x2c: /* TIMEOUT2 */
1297
case 0x30: /* TIMEOUT3 */
1298
case 0x3c: /* EMIFF_SDRAM_CONFIG_2 */
1299
case 0x40: /* EMIFS_CFG_DYN_WAIT */
1300
s->tcmi_regs[addr >> 2] = value;
1302
case 0x0c: /* EMIFS_CONFIG */
1303
s->tcmi_regs[addr >> 2] = (value & 0xf) | (1 << 4);
1311
static const MemoryRegionOps omap_tcmi_ops = {
1312
.read = omap_tcmi_read,
1313
.write = omap_tcmi_write,
1314
.endianness = DEVICE_NATIVE_ENDIAN,
1317
static void omap_tcmi_reset(struct omap_mpu_state_s *mpu)
1319
mpu->tcmi_regs[0x00 >> 2] = 0x00000000;
1320
mpu->tcmi_regs[0x04 >> 2] = 0x00000000;
1321
mpu->tcmi_regs[0x08 >> 2] = 0x00000000;
1322
mpu->tcmi_regs[0x0c >> 2] = 0x00000010;
1323
mpu->tcmi_regs[0x10 >> 2] = 0x0010fffb;
1324
mpu->tcmi_regs[0x14 >> 2] = 0x0010fffb;
1325
mpu->tcmi_regs[0x18 >> 2] = 0x0010fffb;
1326
mpu->tcmi_regs[0x1c >> 2] = 0x0010fffb;
1327
mpu->tcmi_regs[0x20 >> 2] = 0x00618800;
1328
mpu->tcmi_regs[0x24 >> 2] = 0x00000037;
1329
mpu->tcmi_regs[0x28 >> 2] = 0x00000000;
1330
mpu->tcmi_regs[0x2c >> 2] = 0x00000000;
1331
mpu->tcmi_regs[0x30 >> 2] = 0x00000000;
1332
mpu->tcmi_regs[0x3c >> 2] = 0x00000003;
1333
mpu->tcmi_regs[0x40 >> 2] = 0x00000000;
1336
static void omap_tcmi_init(MemoryRegion *memory, hwaddr base,
1337
struct omap_mpu_state_s *mpu)
1339
memory_region_init_io(&mpu->tcmi_iomem, NULL, &omap_tcmi_ops, mpu,
1340
"omap-tcmi", 0x100);
1341
memory_region_add_subregion(memory, base, &mpu->tcmi_iomem);
1342
omap_tcmi_reset(mpu);
1345
/* Digital phase-locked loops control */
1352
static uint64_t omap_dpll_read(void *opaque, hwaddr addr,
1355
struct dpll_ctl_s *s = (struct dpll_ctl_s *) opaque;
1358
return omap_badwidth_read16(opaque, addr);
1361
if (addr == 0x00) /* CTL_REG */
1368
static void omap_dpll_write(void *opaque, hwaddr addr,
1369
uint64_t value, unsigned size)
1371
struct dpll_ctl_s *s = (struct dpll_ctl_s *) opaque;
1373
static const int bypass_div[4] = { 1, 2, 4, 4 };
1377
return omap_badwidth_write16(opaque, addr, value);
1380
if (addr == 0x00) { /* CTL_REG */
1381
/* See omap_ulpd_pm_write() too */
1382
diff = s->mode & value;
1383
s->mode = value & 0x2fff;
1384
if (diff & (0x3ff << 2)) {
1385
if (value & (1 << 4)) { /* PLL_ENABLE */
1386
div = ((value >> 5) & 3) + 1; /* PLL_DIV */
1387
mult = MIN((value >> 7) & 0x1f, 1); /* PLL_MULT */
1389
div = bypass_div[((value >> 2) & 3)]; /* BYPASS_DIV */
1392
omap_clk_setrate(s->dpll, div, mult);
1395
/* Enter the desired mode. */
1396
s->mode = (s->mode & 0xfffe) | ((s->mode >> 4) & 1);
1398
/* Act as if the lock is restored. */
1405
static const MemoryRegionOps omap_dpll_ops = {
1406
.read = omap_dpll_read,
1407
.write = omap_dpll_write,
1408
.endianness = DEVICE_NATIVE_ENDIAN,
1411
static void omap_dpll_reset(struct dpll_ctl_s *s)
1414
omap_clk_setrate(s->dpll, 1, 1);
1417
static struct dpll_ctl_s *omap_dpll_init(MemoryRegion *memory,
1418
hwaddr base, omap_clk clk)
1420
struct dpll_ctl_s *s = g_malloc0(sizeof(*s));
1421
memory_region_init_io(&s->iomem, NULL, &omap_dpll_ops, s, "omap-dpll", 0x100);
1426
memory_region_add_subregion(memory, base, &s->iomem);
1430
/* MPU Clock/Reset/Power Mode Control */
1431
static uint64_t omap_clkm_read(void *opaque, hwaddr addr,
1434
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1437
return omap_badwidth_read16(opaque, addr);
1441
case 0x00: /* ARM_CKCTL */
1442
return s->clkm.arm_ckctl;
1444
case 0x04: /* ARM_IDLECT1 */
1445
return s->clkm.arm_idlect1;
1447
case 0x08: /* ARM_IDLECT2 */
1448
return s->clkm.arm_idlect2;
1450
case 0x0c: /* ARM_EWUPCT */
1451
return s->clkm.arm_ewupct;
1453
case 0x10: /* ARM_RSTCT1 */
1454
return s->clkm.arm_rstct1;
1456
case 0x14: /* ARM_RSTCT2 */
1457
return s->clkm.arm_rstct2;
1459
case 0x18: /* ARM_SYSST */
1460
return (s->clkm.clocking_scheme << 11) | s->clkm.cold_start;
1462
case 0x1c: /* ARM_CKOUT1 */
1463
return s->clkm.arm_ckout1;
1465
case 0x20: /* ARM_CKOUT2 */
1473
static inline void omap_clkm_ckctl_update(struct omap_mpu_state_s *s,
1474
uint16_t diff, uint16_t value)
1478
if (diff & (1 << 14)) { /* ARM_INTHCK_SEL */
1479
if (value & (1 << 14))
1482
clk = omap_findclk(s, "arminth_ck");
1483
omap_clk_reparent(clk, omap_findclk(s, "tc_ck"));
1486
if (diff & (1 << 12)) { /* ARM_TIMXO */
1487
clk = omap_findclk(s, "armtim_ck");
1488
if (value & (1 << 12))
1489
omap_clk_reparent(clk, omap_findclk(s, "clkin"));
1491
omap_clk_reparent(clk, omap_findclk(s, "ck_gen1"));
1494
if (diff & (3 << 10)) { /* DSPMMUDIV */
1495
clk = omap_findclk(s, "dspmmu_ck");
1496
omap_clk_setrate(clk, 1 << ((value >> 10) & 3), 1);
1498
if (diff & (3 << 8)) { /* TCDIV */
1499
clk = omap_findclk(s, "tc_ck");
1500
omap_clk_setrate(clk, 1 << ((value >> 8) & 3), 1);
1502
if (diff & (3 << 6)) { /* DSPDIV */
1503
clk = omap_findclk(s, "dsp_ck");
1504
omap_clk_setrate(clk, 1 << ((value >> 6) & 3), 1);
1506
if (diff & (3 << 4)) { /* ARMDIV */
1507
clk = omap_findclk(s, "arm_ck");
1508
omap_clk_setrate(clk, 1 << ((value >> 4) & 3), 1);
1510
if (diff & (3 << 2)) { /* LCDDIV */
1511
clk = omap_findclk(s, "lcd_ck");
1512
omap_clk_setrate(clk, 1 << ((value >> 2) & 3), 1);
1514
if (diff & (3 << 0)) { /* PERDIV */
1515
clk = omap_findclk(s, "armper_ck");
1516
omap_clk_setrate(clk, 1 << ((value >> 0) & 3), 1);
1520
static inline void omap_clkm_idlect1_update(struct omap_mpu_state_s *s,
1521
uint16_t diff, uint16_t value)
1525
if (value & (1 << 11)) { /* SETARM_IDLE */
1526
cpu_interrupt(CPU(s->cpu), CPU_INTERRUPT_HALT);
1528
if (!(value & (1 << 10))) /* WKUP_MODE */
1529
qemu_system_shutdown_request(); /* XXX: disable wakeup from IRQ */
1531
#define SET_CANIDLE(clock, bit) \
1532
if (diff & (1 << bit)) { \
1533
clk = omap_findclk(s, clock); \
1534
omap_clk_canidle(clk, (value >> bit) & 1); \
1536
SET_CANIDLE("mpuwd_ck", 0) /* IDLWDT_ARM */
1537
SET_CANIDLE("armxor_ck", 1) /* IDLXORP_ARM */
1538
SET_CANIDLE("mpuper_ck", 2) /* IDLPER_ARM */
1539
SET_CANIDLE("lcd_ck", 3) /* IDLLCD_ARM */
1540
SET_CANIDLE("lb_ck", 4) /* IDLLB_ARM */
1541
SET_CANIDLE("hsab_ck", 5) /* IDLHSAB_ARM */
1542
SET_CANIDLE("tipb_ck", 6) /* IDLIF_ARM */
1543
SET_CANIDLE("dma_ck", 6) /* IDLIF_ARM */
1544
SET_CANIDLE("tc_ck", 6) /* IDLIF_ARM */
1545
SET_CANIDLE("dpll1", 7) /* IDLDPLL_ARM */
1546
SET_CANIDLE("dpll2", 7) /* IDLDPLL_ARM */
1547
SET_CANIDLE("dpll3", 7) /* IDLDPLL_ARM */
1548
SET_CANIDLE("mpui_ck", 8) /* IDLAPI_ARM */
1549
SET_CANIDLE("armtim_ck", 9) /* IDLTIM_ARM */
1552
static inline void omap_clkm_idlect2_update(struct omap_mpu_state_s *s,
1553
uint16_t diff, uint16_t value)
1557
#define SET_ONOFF(clock, bit) \
1558
if (diff & (1 << bit)) { \
1559
clk = omap_findclk(s, clock); \
1560
omap_clk_onoff(clk, (value >> bit) & 1); \
1562
SET_ONOFF("mpuwd_ck", 0) /* EN_WDTCK */
1563
SET_ONOFF("armxor_ck", 1) /* EN_XORPCK */
1564
SET_ONOFF("mpuper_ck", 2) /* EN_PERCK */
1565
SET_ONOFF("lcd_ck", 3) /* EN_LCDCK */
1566
SET_ONOFF("lb_ck", 4) /* EN_LBCK */
1567
SET_ONOFF("hsab_ck", 5) /* EN_HSABCK */
1568
SET_ONOFF("mpui_ck", 6) /* EN_APICK */
1569
SET_ONOFF("armtim_ck", 7) /* EN_TIMCK */
1570
SET_CANIDLE("dma_ck", 8) /* DMACK_REQ */
1571
SET_ONOFF("arm_gpio_ck", 9) /* EN_GPIOCK */
1572
SET_ONOFF("lbfree_ck", 10) /* EN_LBFREECK */
1575
static inline void omap_clkm_ckout1_update(struct omap_mpu_state_s *s,
1576
uint16_t diff, uint16_t value)
1580
if (diff & (3 << 4)) { /* TCLKOUT */
1581
clk = omap_findclk(s, "tclk_out");
1582
switch ((value >> 4) & 3) {
1584
omap_clk_reparent(clk, omap_findclk(s, "ck_gen3"));
1585
omap_clk_onoff(clk, 1);
1588
omap_clk_reparent(clk, omap_findclk(s, "tc_ck"));
1589
omap_clk_onoff(clk, 1);
1592
omap_clk_onoff(clk, 0);
1595
if (diff & (3 << 2)) { /* DCLKOUT */
1596
clk = omap_findclk(s, "dclk_out");
1597
switch ((value >> 2) & 3) {
1599
omap_clk_reparent(clk, omap_findclk(s, "dspmmu_ck"));
1602
omap_clk_reparent(clk, omap_findclk(s, "ck_gen2"));
1605
omap_clk_reparent(clk, omap_findclk(s, "dsp_ck"));
1608
omap_clk_reparent(clk, omap_findclk(s, "ck_ref14"));
1612
if (diff & (3 << 0)) { /* ACLKOUT */
1613
clk = omap_findclk(s, "aclk_out");
1614
switch ((value >> 0) & 3) {
1616
omap_clk_reparent(clk, omap_findclk(s, "ck_gen1"));
1617
omap_clk_onoff(clk, 1);
1620
omap_clk_reparent(clk, omap_findclk(s, "arm_ck"));
1621
omap_clk_onoff(clk, 1);
1624
omap_clk_reparent(clk, omap_findclk(s, "ck_ref14"));
1625
omap_clk_onoff(clk, 1);
1628
omap_clk_onoff(clk, 0);
1633
static void omap_clkm_write(void *opaque, hwaddr addr,
1634
uint64_t value, unsigned size)
1636
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1639
static const char *clkschemename[8] = {
1640
"fully synchronous", "fully asynchronous", "synchronous scalable",
1641
"mix mode 1", "mix mode 2", "bypass mode", "mix mode 3", "mix mode 4",
1645
return omap_badwidth_write16(opaque, addr, value);
1649
case 0x00: /* ARM_CKCTL */
1650
diff = s->clkm.arm_ckctl ^ value;
1651
s->clkm.arm_ckctl = value & 0x7fff;
1652
omap_clkm_ckctl_update(s, diff, value);
1655
case 0x04: /* ARM_IDLECT1 */
1656
diff = s->clkm.arm_idlect1 ^ value;
1657
s->clkm.arm_idlect1 = value & 0x0fff;
1658
omap_clkm_idlect1_update(s, diff, value);
1661
case 0x08: /* ARM_IDLECT2 */
1662
diff = s->clkm.arm_idlect2 ^ value;
1663
s->clkm.arm_idlect2 = value & 0x07ff;
1664
omap_clkm_idlect2_update(s, diff, value);
1667
case 0x0c: /* ARM_EWUPCT */
1668
s->clkm.arm_ewupct = value & 0x003f;
1671
case 0x10: /* ARM_RSTCT1 */
1672
diff = s->clkm.arm_rstct1 ^ value;
1673
s->clkm.arm_rstct1 = value & 0x0007;
1675
qemu_system_reset_request();
1676
s->clkm.cold_start = 0xa;
1678
if (diff & ~value & 4) { /* DSP_RST */
1680
omap_tipb_bridge_reset(s->private_tipb);
1681
omap_tipb_bridge_reset(s->public_tipb);
1683
if (diff & 2) { /* DSP_EN */
1684
clk = omap_findclk(s, "dsp_ck");
1685
omap_clk_canidle(clk, (~value >> 1) & 1);
1689
case 0x14: /* ARM_RSTCT2 */
1690
s->clkm.arm_rstct2 = value & 0x0001;
1693
case 0x18: /* ARM_SYSST */
1694
if ((s->clkm.clocking_scheme ^ (value >> 11)) & 7) {
1695
s->clkm.clocking_scheme = (value >> 11) & 7;
1696
printf("%s: clocking scheme set to %s\n", __FUNCTION__,
1697
clkschemename[s->clkm.clocking_scheme]);
1699
s->clkm.cold_start &= value & 0x3f;
1702
case 0x1c: /* ARM_CKOUT1 */
1703
diff = s->clkm.arm_ckout1 ^ value;
1704
s->clkm.arm_ckout1 = value & 0x003f;
1705
omap_clkm_ckout1_update(s, diff, value);
1708
case 0x20: /* ARM_CKOUT2 */
1714
static const MemoryRegionOps omap_clkm_ops = {
1715
.read = omap_clkm_read,
1716
.write = omap_clkm_write,
1717
.endianness = DEVICE_NATIVE_ENDIAN,
1720
static uint64_t omap_clkdsp_read(void *opaque, hwaddr addr,
1723
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1724
CPUState *cpu = CPU(s->cpu);
1727
return omap_badwidth_read16(opaque, addr);
1731
case 0x04: /* DSP_IDLECT1 */
1732
return s->clkm.dsp_idlect1;
1734
case 0x08: /* DSP_IDLECT2 */
1735
return s->clkm.dsp_idlect2;
1737
case 0x14: /* DSP_RSTCT2 */
1738
return s->clkm.dsp_rstct2;
1740
case 0x18: /* DSP_SYSST */
1742
return (s->clkm.clocking_scheme << 11) | s->clkm.cold_start |
1743
(cpu->halted << 6); /* Quite useless... */
1750
static inline void omap_clkdsp_idlect1_update(struct omap_mpu_state_s *s,
1751
uint16_t diff, uint16_t value)
1755
SET_CANIDLE("dspxor_ck", 1); /* IDLXORP_DSP */
1758
static inline void omap_clkdsp_idlect2_update(struct omap_mpu_state_s *s,
1759
uint16_t diff, uint16_t value)
1763
SET_ONOFF("dspxor_ck", 1); /* EN_XORPCK */
1766
static void omap_clkdsp_write(void *opaque, hwaddr addr,
1767
uint64_t value, unsigned size)
1769
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
1773
return omap_badwidth_write16(opaque, addr, value);
1777
case 0x04: /* DSP_IDLECT1 */
1778
diff = s->clkm.dsp_idlect1 ^ value;
1779
s->clkm.dsp_idlect1 = value & 0x01f7;
1780
omap_clkdsp_idlect1_update(s, diff, value);
1783
case 0x08: /* DSP_IDLECT2 */
1784
s->clkm.dsp_idlect2 = value & 0x0037;
1785
diff = s->clkm.dsp_idlect1 ^ value;
1786
omap_clkdsp_idlect2_update(s, diff, value);
1789
case 0x14: /* DSP_RSTCT2 */
1790
s->clkm.dsp_rstct2 = value & 0x0001;
1793
case 0x18: /* DSP_SYSST */
1794
s->clkm.cold_start &= value & 0x3f;
1802
static const MemoryRegionOps omap_clkdsp_ops = {
1803
.read = omap_clkdsp_read,
1804
.write = omap_clkdsp_write,
1805
.endianness = DEVICE_NATIVE_ENDIAN,
1808
static void omap_clkm_reset(struct omap_mpu_state_s *s)
1810
if (s->wdt && s->wdt->reset)
1811
s->clkm.cold_start = 0x6;
1812
s->clkm.clocking_scheme = 0;
1813
omap_clkm_ckctl_update(s, ~0, 0x3000);
1814
s->clkm.arm_ckctl = 0x3000;
1815
omap_clkm_idlect1_update(s, s->clkm.arm_idlect1 ^ 0x0400, 0x0400);
1816
s->clkm.arm_idlect1 = 0x0400;
1817
omap_clkm_idlect2_update(s, s->clkm.arm_idlect2 ^ 0x0100, 0x0100);
1818
s->clkm.arm_idlect2 = 0x0100;
1819
s->clkm.arm_ewupct = 0x003f;
1820
s->clkm.arm_rstct1 = 0x0000;
1821
s->clkm.arm_rstct2 = 0x0000;
1822
s->clkm.arm_ckout1 = 0x0015;
1823
s->clkm.dpll1_mode = 0x2002;
1824
omap_clkdsp_idlect1_update(s, s->clkm.dsp_idlect1 ^ 0x0040, 0x0040);
1825
s->clkm.dsp_idlect1 = 0x0040;
1826
omap_clkdsp_idlect2_update(s, ~0, 0x0000);
1827
s->clkm.dsp_idlect2 = 0x0000;
1828
s->clkm.dsp_rstct2 = 0x0000;
1831
static void omap_clkm_init(MemoryRegion *memory, hwaddr mpu_base,
1832
hwaddr dsp_base, struct omap_mpu_state_s *s)
1834
memory_region_init_io(&s->clkm_iomem, NULL, &omap_clkm_ops, s,
1835
"omap-clkm", 0x100);
1836
memory_region_init_io(&s->clkdsp_iomem, NULL, &omap_clkdsp_ops, s,
1837
"omap-clkdsp", 0x1000);
1839
s->clkm.arm_idlect1 = 0x03ff;
1840
s->clkm.arm_idlect2 = 0x0100;
1841
s->clkm.dsp_idlect1 = 0x0002;
1843
s->clkm.cold_start = 0x3a;
1845
memory_region_add_subregion(memory, mpu_base, &s->clkm_iomem);
1846
memory_region_add_subregion(memory, dsp_base, &s->clkdsp_iomem);
1850
struct omap_mpuio_s {
1854
qemu_irq handler[16];
1876
static void omap_mpuio_set(void *opaque, int line, int level)
1878
struct omap_mpuio_s *s = (struct omap_mpuio_s *) opaque;
1879
uint16_t prev = s->inputs;
1882
s->inputs |= 1 << line;
1884
s->inputs &= ~(1 << line);
1886
if (((1 << line) & s->dir & ~s->mask) && s->clk) {
1887
if ((s->edge & s->inputs & ~prev) | (~s->edge & ~s->inputs & prev)) {
1888
s->ints |= 1 << line;
1889
qemu_irq_raise(s->irq);
1892
if ((s->event & (1 << 0)) && /* SET_GPIO_EVENT_MODE */
1893
(s->event >> 1) == line) /* PIN_SELECT */
1894
s->latch = s->inputs;
1898
static void omap_mpuio_kbd_update(struct omap_mpuio_s *s)
1901
uint8_t *row, rows = 0, cols = ~s->cols;
1903
for (row = s->buttons + 4, i = 1 << 4; i; row --, i >>= 1)
1907
qemu_set_irq(s->kbd_irq, rows && !s->kbd_mask && s->clk);
1908
s->row_latch = ~rows;
1911
static uint64_t omap_mpuio_read(void *opaque, hwaddr addr,
1914
struct omap_mpuio_s *s = (struct omap_mpuio_s *) opaque;
1915
int offset = addr & OMAP_MPUI_REG_MASK;
1919
return omap_badwidth_read16(opaque, addr);
1923
case 0x00: /* INPUT_LATCH */
1926
case 0x04: /* OUTPUT_REG */
1929
case 0x08: /* IO_CNTL */
1932
case 0x10: /* KBR_LATCH */
1933
return s->row_latch;
1935
case 0x14: /* KBC_REG */
1938
case 0x18: /* GPIO_EVENT_MODE_REG */
1941
case 0x1c: /* GPIO_INT_EDGE_REG */
1944
case 0x20: /* KBD_INT */
1945
return (~s->row_latch & 0x1f) && !s->kbd_mask;
1947
case 0x24: /* GPIO_INT */
1951
qemu_irq_lower(s->irq);
1954
case 0x28: /* KBD_MASKIT */
1957
case 0x2c: /* GPIO_MASKIT */
1960
case 0x30: /* GPIO_DEBOUNCING_REG */
1963
case 0x34: /* GPIO_LATCH_REG */
1971
static void omap_mpuio_write(void *opaque, hwaddr addr,
1972
uint64_t value, unsigned size)
1974
struct omap_mpuio_s *s = (struct omap_mpuio_s *) opaque;
1975
int offset = addr & OMAP_MPUI_REG_MASK;
1980
return omap_badwidth_write16(opaque, addr, value);
1984
case 0x04: /* OUTPUT_REG */
1985
diff = (s->outputs ^ value) & ~s->dir;
1987
while ((ln = ffs(diff))) {
1990
qemu_set_irq(s->handler[ln], (value >> ln) & 1);
1995
case 0x08: /* IO_CNTL */
1996
diff = s->outputs & (s->dir ^ value);
1999
value = s->outputs & ~s->dir;
2000
while ((ln = ffs(diff))) {
2003
qemu_set_irq(s->handler[ln], (value >> ln) & 1);
2008
case 0x14: /* KBC_REG */
2010
omap_mpuio_kbd_update(s);
2013
case 0x18: /* GPIO_EVENT_MODE_REG */
2014
s->event = value & 0x1f;
2017
case 0x1c: /* GPIO_INT_EDGE_REG */
2021
case 0x28: /* KBD_MASKIT */
2022
s->kbd_mask = value & 1;
2023
omap_mpuio_kbd_update(s);
2026
case 0x2c: /* GPIO_MASKIT */
2030
case 0x30: /* GPIO_DEBOUNCING_REG */
2031
s->debounce = value & 0x1ff;
2034
case 0x00: /* INPUT_LATCH */
2035
case 0x10: /* KBR_LATCH */
2036
case 0x20: /* KBD_INT */
2037
case 0x24: /* GPIO_INT */
2038
case 0x34: /* GPIO_LATCH_REG */
2048
static const MemoryRegionOps omap_mpuio_ops = {
2049
.read = omap_mpuio_read,
2050
.write = omap_mpuio_write,
2051
.endianness = DEVICE_NATIVE_ENDIAN,
2054
static void omap_mpuio_reset(struct omap_mpuio_s *s)
2066
s->row_latch = 0x1f;
2070
static void omap_mpuio_onoff(void *opaque, int line, int on)
2072
struct omap_mpuio_s *s = (struct omap_mpuio_s *) opaque;
2076
omap_mpuio_kbd_update(s);
2079
static struct omap_mpuio_s *omap_mpuio_init(MemoryRegion *memory,
2081
qemu_irq kbd_int, qemu_irq gpio_int, qemu_irq wakeup,
2084
struct omap_mpuio_s *s = (struct omap_mpuio_s *)
2085
g_malloc0(sizeof(struct omap_mpuio_s));
2088
s->kbd_irq = kbd_int;
2090
s->in = qemu_allocate_irqs(omap_mpuio_set, s, 16);
2091
omap_mpuio_reset(s);
2093
memory_region_init_io(&s->iomem, NULL, &omap_mpuio_ops, s,
2094
"omap-mpuio", 0x800);
2095
memory_region_add_subregion(memory, base, &s->iomem);
2097
omap_clk_adduser(clk, qemu_allocate_irqs(omap_mpuio_onoff, s, 1)[0]);
2102
qemu_irq *omap_mpuio_in_get(struct omap_mpuio_s *s)
2107
void omap_mpuio_out_set(struct omap_mpuio_s *s, int line, qemu_irq handler)
2109
if (line >= 16 || line < 0)
2110
hw_error("%s: No GPIO line %i\n", __FUNCTION__, line);
2111
s->handler[line] = handler;
2114
void omap_mpuio_key(struct omap_mpuio_s *s, int row, int col, int down)
2116
if (row >= 5 || row < 0)
2117
hw_error("%s: No key %i-%i\n", __FUNCTION__, col, row);
2120
s->buttons[row] |= 1 << col;
2122
s->buttons[row] &= ~(1 << col);
2124
omap_mpuio_kbd_update(s);
2127
/* MicroWire Interface */
2128
struct omap_uwire_s {
2139
uWireSlave *chip[4];
2142
static void omap_uwire_transfer_start(struct omap_uwire_s *s)
2144
int chipselect = (s->control >> 10) & 3; /* INDEX */
2145
uWireSlave *slave = s->chip[chipselect];
2147
if ((s->control >> 5) & 0x1f) { /* NB_BITS_WR */
2148
if (s->control & (1 << 12)) /* CS_CMD */
2149
if (slave && slave->send)
2150
slave->send(slave->opaque,
2151
s->txbuf >> (16 - ((s->control >> 5) & 0x1f)));
2152
s->control &= ~(1 << 14); /* CSRB */
2153
/* TODO: depending on s->setup[4] bits [1:0] assert an IRQ or
2154
* a DRQ. When is the level IRQ supposed to be reset? */
2157
if ((s->control >> 0) & 0x1f) { /* NB_BITS_RD */
2158
if (s->control & (1 << 12)) /* CS_CMD */
2159
if (slave && slave->receive)
2160
s->rxbuf = slave->receive(slave->opaque);
2161
s->control |= 1 << 15; /* RDRB */
2162
/* TODO: depending on s->setup[4] bits [1:0] assert an IRQ or
2163
* a DRQ. When is the level IRQ supposed to be reset? */
2167
static uint64_t omap_uwire_read(void *opaque, hwaddr addr,
2170
struct omap_uwire_s *s = (struct omap_uwire_s *) opaque;
2171
int offset = addr & OMAP_MPUI_REG_MASK;
2174
return omap_badwidth_read16(opaque, addr);
2178
case 0x00: /* RDR */
2179
s->control &= ~(1 << 15); /* RDRB */
2182
case 0x04: /* CSR */
2185
case 0x08: /* SR1 */
2187
case 0x0c: /* SR2 */
2189
case 0x10: /* SR3 */
2191
case 0x14: /* SR4 */
2193
case 0x18: /* SR5 */
2201
static void omap_uwire_write(void *opaque, hwaddr addr,
2202
uint64_t value, unsigned size)
2204
struct omap_uwire_s *s = (struct omap_uwire_s *) opaque;
2205
int offset = addr & OMAP_MPUI_REG_MASK;
2208
return omap_badwidth_write16(opaque, addr, value);
2212
case 0x00: /* TDR */
2213
s->txbuf = value; /* TD */
2214
if ((s->setup[4] & (1 << 2)) && /* AUTO_TX_EN */
2215
((s->setup[4] & (1 << 3)) || /* CS_TOGGLE_TX_EN */
2216
(s->control & (1 << 12)))) { /* CS_CMD */
2217
s->control |= 1 << 14; /* CSRB */
2218
omap_uwire_transfer_start(s);
2222
case 0x04: /* CSR */
2223
s->control = value & 0x1fff;
2224
if (value & (1 << 13)) /* START */
2225
omap_uwire_transfer_start(s);
2228
case 0x08: /* SR1 */
2229
s->setup[0] = value & 0x003f;
2232
case 0x0c: /* SR2 */
2233
s->setup[1] = value & 0x0fc0;
2236
case 0x10: /* SR3 */
2237
s->setup[2] = value & 0x0003;
2240
case 0x14: /* SR4 */
2241
s->setup[3] = value & 0x0001;
2244
case 0x18: /* SR5 */
2245
s->setup[4] = value & 0x000f;
2254
static const MemoryRegionOps omap_uwire_ops = {
2255
.read = omap_uwire_read,
2256
.write = omap_uwire_write,
2257
.endianness = DEVICE_NATIVE_ENDIAN,
2260
static void omap_uwire_reset(struct omap_uwire_s *s)
2270
static struct omap_uwire_s *omap_uwire_init(MemoryRegion *system_memory,
2272
qemu_irq txirq, qemu_irq rxirq,
2276
struct omap_uwire_s *s = (struct omap_uwire_s *)
2277
g_malloc0(sizeof(struct omap_uwire_s));
2282
omap_uwire_reset(s);
2284
memory_region_init_io(&s->iomem, NULL, &omap_uwire_ops, s, "omap-uwire", 0x800);
2285
memory_region_add_subregion(system_memory, base, &s->iomem);
2290
void omap_uwire_attach(struct omap_uwire_s *s,
2291
uWireSlave *slave, int chipselect)
2293
if (chipselect < 0 || chipselect > 3) {
2294
fprintf(stderr, "%s: Bad chipselect %i\n", __FUNCTION__, chipselect);
2298
s->chip[chipselect] = slave;
2301
/* Pseudonoise Pulse-Width Light Modulator */
2310
static void omap_pwl_update(struct omap_pwl_s *s)
2312
int output = (s->clk && s->enable) ? s->level : 0;
2314
if (output != s->output) {
2316
printf("%s: Backlight now at %i/256\n", __FUNCTION__, output);
2320
static uint64_t omap_pwl_read(void *opaque, hwaddr addr,
2323
struct omap_pwl_s *s = (struct omap_pwl_s *) opaque;
2324
int offset = addr & OMAP_MPUI_REG_MASK;
2327
return omap_badwidth_read8(opaque, addr);
2331
case 0x00: /* PWL_LEVEL */
2333
case 0x04: /* PWL_CTRL */
2340
static void omap_pwl_write(void *opaque, hwaddr addr,
2341
uint64_t value, unsigned size)
2343
struct omap_pwl_s *s = (struct omap_pwl_s *) opaque;
2344
int offset = addr & OMAP_MPUI_REG_MASK;
2347
return omap_badwidth_write8(opaque, addr, value);
2351
case 0x00: /* PWL_LEVEL */
2355
case 0x04: /* PWL_CTRL */
2356
s->enable = value & 1;
2365
static const MemoryRegionOps omap_pwl_ops = {
2366
.read = omap_pwl_read,
2367
.write = omap_pwl_write,
2368
.endianness = DEVICE_NATIVE_ENDIAN,
2371
static void omap_pwl_reset(struct omap_pwl_s *s)
2380
static void omap_pwl_clk_update(void *opaque, int line, int on)
2382
struct omap_pwl_s *s = (struct omap_pwl_s *) opaque;
2388
static struct omap_pwl_s *omap_pwl_init(MemoryRegion *system_memory,
2392
struct omap_pwl_s *s = g_malloc0(sizeof(*s));
2396
memory_region_init_io(&s->iomem, NULL, &omap_pwl_ops, s,
2398
memory_region_add_subregion(system_memory, base, &s->iomem);
2400
omap_clk_adduser(clk, qemu_allocate_irqs(omap_pwl_clk_update, s, 1)[0]);
2404
/* Pulse-Width Tone module */
2413
static uint64_t omap_pwt_read(void *opaque, hwaddr addr,
2416
struct omap_pwt_s *s = (struct omap_pwt_s *) opaque;
2417
int offset = addr & OMAP_MPUI_REG_MASK;
2420
return omap_badwidth_read8(opaque, addr);
2424
case 0x00: /* FRC */
2426
case 0x04: /* VCR */
2428
case 0x08: /* GCR */
2435
static void omap_pwt_write(void *opaque, hwaddr addr,
2436
uint64_t value, unsigned size)
2438
struct omap_pwt_s *s = (struct omap_pwt_s *) opaque;
2439
int offset = addr & OMAP_MPUI_REG_MASK;
2442
return omap_badwidth_write8(opaque, addr, value);
2446
case 0x00: /* FRC */
2447
s->frc = value & 0x3f;
2449
case 0x04: /* VRC */
2450
if ((value ^ s->vrc) & 1) {
2452
printf("%s: %iHz buzz on\n", __FUNCTION__, (int)
2453
/* 1.5 MHz from a 12-MHz or 13-MHz PWT_CLK */
2454
((omap_clk_getrate(s->clk) >> 3) /
2455
/* Pre-multiplexer divider */
2456
((s->gcr & 2) ? 1 : 154) /
2457
/* Octave multiplexer */
2458
(2 << (value & 3)) *
2459
/* 101/107 divider */
2460
((value & (1 << 2)) ? 101 : 107) *
2462
((value & (1 << 3)) ? 49 : 55) *
2464
((value & (1 << 4)) ? 50 : 63) *
2465
/* 80/127 divider */
2466
((value & (1 << 5)) ? 80 : 127) /
2467
(107 * 55 * 63 * 127)));
2469
printf("%s: silence!\n", __FUNCTION__);
2471
s->vrc = value & 0x7f;
2473
case 0x08: /* GCR */
2482
static const MemoryRegionOps omap_pwt_ops = {
2483
.read =omap_pwt_read,
2484
.write = omap_pwt_write,
2485
.endianness = DEVICE_NATIVE_ENDIAN,
2488
static void omap_pwt_reset(struct omap_pwt_s *s)
2495
static struct omap_pwt_s *omap_pwt_init(MemoryRegion *system_memory,
2499
struct omap_pwt_s *s = g_malloc0(sizeof(*s));
2503
memory_region_init_io(&s->iomem, NULL, &omap_pwt_ops, s,
2505
memory_region_add_subregion(system_memory, base, &s->iomem);
2509
/* Real-time Clock module */
2526
struct tm current_tm;
2531
static void omap_rtc_interrupts_update(struct omap_rtc_s *s)
2533
/* s->alarm is level-triggered */
2534
qemu_set_irq(s->alarm, (s->status >> 6) & 1);
2537
static void omap_rtc_alarm_update(struct omap_rtc_s *s)
2539
s->alarm_ti = mktimegm(&s->alarm_tm);
2540
if (s->alarm_ti == -1)
2541
printf("%s: conversion failed\n", __FUNCTION__);
2544
static uint64_t omap_rtc_read(void *opaque, hwaddr addr,
2547
struct omap_rtc_s *s = (struct omap_rtc_s *) opaque;
2548
int offset = addr & OMAP_MPUI_REG_MASK;
2552
return omap_badwidth_read8(opaque, addr);
2556
case 0x00: /* SECONDS_REG */
2557
return to_bcd(s->current_tm.tm_sec);
2559
case 0x04: /* MINUTES_REG */
2560
return to_bcd(s->current_tm.tm_min);
2562
case 0x08: /* HOURS_REG */
2564
return ((s->current_tm.tm_hour > 11) << 7) |
2565
to_bcd(((s->current_tm.tm_hour - 1) % 12) + 1);
2567
return to_bcd(s->current_tm.tm_hour);
2569
case 0x0c: /* DAYS_REG */
2570
return to_bcd(s->current_tm.tm_mday);
2572
case 0x10: /* MONTHS_REG */
2573
return to_bcd(s->current_tm.tm_mon + 1);
2575
case 0x14: /* YEARS_REG */
2576
return to_bcd(s->current_tm.tm_year % 100);
2578
case 0x18: /* WEEK_REG */
2579
return s->current_tm.tm_wday;
2581
case 0x20: /* ALARM_SECONDS_REG */
2582
return to_bcd(s->alarm_tm.tm_sec);
2584
case 0x24: /* ALARM_MINUTES_REG */
2585
return to_bcd(s->alarm_tm.tm_min);
2587
case 0x28: /* ALARM_HOURS_REG */
2589
return ((s->alarm_tm.tm_hour > 11) << 7) |
2590
to_bcd(((s->alarm_tm.tm_hour - 1) % 12) + 1);
2592
return to_bcd(s->alarm_tm.tm_hour);
2594
case 0x2c: /* ALARM_DAYS_REG */
2595
return to_bcd(s->alarm_tm.tm_mday);
2597
case 0x30: /* ALARM_MONTHS_REG */
2598
return to_bcd(s->alarm_tm.tm_mon + 1);
2600
case 0x34: /* ALARM_YEARS_REG */
2601
return to_bcd(s->alarm_tm.tm_year % 100);
2603
case 0x40: /* RTC_CTRL_REG */
2604
return (s->pm_am << 3) | (s->auto_comp << 2) |
2605
(s->round << 1) | s->running;
2607
case 0x44: /* RTC_STATUS_REG */
2612
case 0x48: /* RTC_INTERRUPTS_REG */
2613
return s->interrupts;
2615
case 0x4c: /* RTC_COMP_LSB_REG */
2616
return ((uint16_t) s->comp_reg) & 0xff;
2618
case 0x50: /* RTC_COMP_MSB_REG */
2619
return ((uint16_t) s->comp_reg) >> 8;
2626
static void omap_rtc_write(void *opaque, hwaddr addr,
2627
uint64_t value, unsigned size)
2629
struct omap_rtc_s *s = (struct omap_rtc_s *) opaque;
2630
int offset = addr & OMAP_MPUI_REG_MASK;
2635
return omap_badwidth_write8(opaque, addr, value);
2639
case 0x00: /* SECONDS_REG */
2641
printf("RTC SEC_REG <-- %02x\n", value);
2643
s->ti -= s->current_tm.tm_sec;
2644
s->ti += from_bcd(value);
2647
case 0x04: /* MINUTES_REG */
2649
printf("RTC MIN_REG <-- %02x\n", value);
2651
s->ti -= s->current_tm.tm_min * 60;
2652
s->ti += from_bcd(value) * 60;
2655
case 0x08: /* HOURS_REG */
2657
printf("RTC HRS_REG <-- %02x\n", value);
2659
s->ti -= s->current_tm.tm_hour * 3600;
2661
s->ti += (from_bcd(value & 0x3f) & 12) * 3600;
2662
s->ti += ((value >> 7) & 1) * 43200;
2664
s->ti += from_bcd(value & 0x3f) * 3600;
2667
case 0x0c: /* DAYS_REG */
2669
printf("RTC DAY_REG <-- %02x\n", value);
2671
s->ti -= s->current_tm.tm_mday * 86400;
2672
s->ti += from_bcd(value) * 86400;
2675
case 0x10: /* MONTHS_REG */
2677
printf("RTC MTH_REG <-- %02x\n", value);
2679
memcpy(&new_tm, &s->current_tm, sizeof(new_tm));
2680
new_tm.tm_mon = from_bcd(value);
2681
ti[0] = mktimegm(&s->current_tm);
2682
ti[1] = mktimegm(&new_tm);
2684
if (ti[0] != -1 && ti[1] != -1) {
2688
/* A less accurate version */
2689
s->ti -= s->current_tm.tm_mon * 2592000;
2690
s->ti += from_bcd(value) * 2592000;
2694
case 0x14: /* YEARS_REG */
2696
printf("RTC YRS_REG <-- %02x\n", value);
2698
memcpy(&new_tm, &s->current_tm, sizeof(new_tm));
2699
new_tm.tm_year += from_bcd(value) - (new_tm.tm_year % 100);
2700
ti[0] = mktimegm(&s->current_tm);
2701
ti[1] = mktimegm(&new_tm);
2703
if (ti[0] != -1 && ti[1] != -1) {
2707
/* A less accurate version */
2708
s->ti -= (s->current_tm.tm_year % 100) * 31536000;
2709
s->ti += from_bcd(value) * 31536000;
2713
case 0x18: /* WEEK_REG */
2714
return; /* Ignored */
2716
case 0x20: /* ALARM_SECONDS_REG */
2718
printf("ALM SEC_REG <-- %02x\n", value);
2720
s->alarm_tm.tm_sec = from_bcd(value);
2721
omap_rtc_alarm_update(s);
2724
case 0x24: /* ALARM_MINUTES_REG */
2726
printf("ALM MIN_REG <-- %02x\n", value);
2728
s->alarm_tm.tm_min = from_bcd(value);
2729
omap_rtc_alarm_update(s);
2732
case 0x28: /* ALARM_HOURS_REG */
2734
printf("ALM HRS_REG <-- %02x\n", value);
2737
s->alarm_tm.tm_hour =
2738
((from_bcd(value & 0x3f)) % 12) +
2739
((value >> 7) & 1) * 12;
2741
s->alarm_tm.tm_hour = from_bcd(value);
2742
omap_rtc_alarm_update(s);
2745
case 0x2c: /* ALARM_DAYS_REG */
2747
printf("ALM DAY_REG <-- %02x\n", value);
2749
s->alarm_tm.tm_mday = from_bcd(value);
2750
omap_rtc_alarm_update(s);
2753
case 0x30: /* ALARM_MONTHS_REG */
2755
printf("ALM MON_REG <-- %02x\n", value);
2757
s->alarm_tm.tm_mon = from_bcd(value);
2758
omap_rtc_alarm_update(s);
2761
case 0x34: /* ALARM_YEARS_REG */
2763
printf("ALM YRS_REG <-- %02x\n", value);
2765
s->alarm_tm.tm_year = from_bcd(value);
2766
omap_rtc_alarm_update(s);
2769
case 0x40: /* RTC_CTRL_REG */
2771
printf("RTC CONTROL <-- %02x\n", value);
2773
s->pm_am = (value >> 3) & 1;
2774
s->auto_comp = (value >> 2) & 1;
2775
s->round = (value >> 1) & 1;
2776
s->running = value & 1;
2778
s->status |= s->running << 1;
2781
case 0x44: /* RTC_STATUS_REG */
2783
printf("RTC STATUSL <-- %02x\n", value);
2785
s->status &= ~((value & 0xc0) ^ 0x80);
2786
omap_rtc_interrupts_update(s);
2789
case 0x48: /* RTC_INTERRUPTS_REG */
2791
printf("RTC INTRS <-- %02x\n", value);
2793
s->interrupts = value;
2796
case 0x4c: /* RTC_COMP_LSB_REG */
2798
printf("RTC COMPLSB <-- %02x\n", value);
2800
s->comp_reg &= 0xff00;
2801
s->comp_reg |= 0x00ff & value;
2804
case 0x50: /* RTC_COMP_MSB_REG */
2806
printf("RTC COMPMSB <-- %02x\n", value);
2808
s->comp_reg &= 0x00ff;
2809
s->comp_reg |= 0xff00 & (value << 8);
2818
static const MemoryRegionOps omap_rtc_ops = {
2819
.read = omap_rtc_read,
2820
.write = omap_rtc_write,
2821
.endianness = DEVICE_NATIVE_ENDIAN,
2824
static void omap_rtc_tick(void *opaque)
2826
struct omap_rtc_s *s = opaque;
2829
/* Round to nearest full minute. */
2830
if (s->current_tm.tm_sec < 30)
2831
s->ti -= s->current_tm.tm_sec;
2833
s->ti += 60 - s->current_tm.tm_sec;
2838
localtime_r(&s->ti, &s->current_tm);
2840
if ((s->interrupts & 0x08) && s->ti == s->alarm_ti) {
2842
omap_rtc_interrupts_update(s);
2845
if (s->interrupts & 0x04)
2846
switch (s->interrupts & 3) {
2849
qemu_irq_pulse(s->irq);
2852
if (s->current_tm.tm_sec)
2855
qemu_irq_pulse(s->irq);
2858
if (s->current_tm.tm_sec || s->current_tm.tm_min)
2861
qemu_irq_pulse(s->irq);
2864
if (s->current_tm.tm_sec ||
2865
s->current_tm.tm_min || s->current_tm.tm_hour)
2868
qemu_irq_pulse(s->irq);
2878
* Every full hour add a rough approximation of the compensation
2879
* register to the 32kHz Timer (which drives the RTC) value.
2881
if (s->auto_comp && !s->current_tm.tm_sec && !s->current_tm.tm_min)
2882
s->tick += s->comp_reg * 1000 / 32768;
2884
timer_mod(s->clk, s->tick);
2887
static void omap_rtc_reset(struct omap_rtc_s *s)
2897
s->tick = qemu_clock_get_ms(rtc_clock);
2898
memset(&s->alarm_tm, 0, sizeof(s->alarm_tm));
2899
s->alarm_tm.tm_mday = 0x01;
2901
qemu_get_timedate(&tm, 0);
2902
s->ti = mktimegm(&tm);
2904
omap_rtc_alarm_update(s);
2908
static struct omap_rtc_s *omap_rtc_init(MemoryRegion *system_memory,
2910
qemu_irq timerirq, qemu_irq alarmirq,
2913
struct omap_rtc_s *s = (struct omap_rtc_s *)
2914
g_malloc0(sizeof(struct omap_rtc_s));
2917
s->alarm = alarmirq;
2918
s->clk = timer_new_ms(rtc_clock, omap_rtc_tick, s);
2922
memory_region_init_io(&s->iomem, NULL, &omap_rtc_ops, s,
2924
memory_region_add_subregion(system_memory, base, &s->iomem);
2929
/* Multi-channel Buffered Serial Port interfaces */
2930
struct omap_mcbsp_s {
2951
QEMUTimer *source_timer;
2952
QEMUTimer *sink_timer;
2955
static void omap_mcbsp_intr_update(struct omap_mcbsp_s *s)
2959
switch ((s->spcr[0] >> 4) & 3) { /* RINTM */
2961
irq = (s->spcr[0] >> 1) & 1; /* RRDY */
2964
irq = (s->spcr[0] >> 3) & 1; /* RSYNCERR */
2972
qemu_irq_pulse(s->rxirq);
2974
switch ((s->spcr[1] >> 4) & 3) { /* XINTM */
2976
irq = (s->spcr[1] >> 1) & 1; /* XRDY */
2979
irq = (s->spcr[1] >> 3) & 1; /* XSYNCERR */
2987
qemu_irq_pulse(s->txirq);
2990
static void omap_mcbsp_rx_newdata(struct omap_mcbsp_s *s)
2992
if ((s->spcr[0] >> 1) & 1) /* RRDY */
2993
s->spcr[0] |= 1 << 2; /* RFULL */
2994
s->spcr[0] |= 1 << 1; /* RRDY */
2995
qemu_irq_raise(s->rxdrq);
2996
omap_mcbsp_intr_update(s);
2999
static void omap_mcbsp_source_tick(void *opaque)
3001
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3002
static const int bps[8] = { 0, 1, 1, 2, 2, 2, -255, -255 };
3007
printf("%s: Rx FIFO overrun\n", __FUNCTION__);
3009
s->rx_req = s->rx_rate << bps[(s->rcr[0] >> 5) & 7];
3011
omap_mcbsp_rx_newdata(s);
3012
timer_mod(s->source_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
3013
get_ticks_per_sec());
3016
static void omap_mcbsp_rx_start(struct omap_mcbsp_s *s)
3018
if (!s->codec || !s->codec->rts)
3019
omap_mcbsp_source_tick(s);
3020
else if (s->codec->in.len) {
3021
s->rx_req = s->codec->in.len;
3022
omap_mcbsp_rx_newdata(s);
3026
static void omap_mcbsp_rx_stop(struct omap_mcbsp_s *s)
3028
timer_del(s->source_timer);
3031
static void omap_mcbsp_rx_done(struct omap_mcbsp_s *s)
3033
s->spcr[0] &= ~(1 << 1); /* RRDY */
3034
qemu_irq_lower(s->rxdrq);
3035
omap_mcbsp_intr_update(s);
3038
static void omap_mcbsp_tx_newdata(struct omap_mcbsp_s *s)
3040
s->spcr[1] |= 1 << 1; /* XRDY */
3041
qemu_irq_raise(s->txdrq);
3042
omap_mcbsp_intr_update(s);
3045
static void omap_mcbsp_sink_tick(void *opaque)
3047
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3048
static const int bps[8] = { 0, 1, 1, 2, 2, 2, -255, -255 };
3053
printf("%s: Tx FIFO underrun\n", __FUNCTION__);
3055
s->tx_req = s->tx_rate << bps[(s->xcr[0] >> 5) & 7];
3057
omap_mcbsp_tx_newdata(s);
3058
timer_mod(s->sink_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
3059
get_ticks_per_sec());
3062
static void omap_mcbsp_tx_start(struct omap_mcbsp_s *s)
3064
if (!s->codec || !s->codec->cts)
3065
omap_mcbsp_sink_tick(s);
3066
else if (s->codec->out.size) {
3067
s->tx_req = s->codec->out.size;
3068
omap_mcbsp_tx_newdata(s);
3072
static void omap_mcbsp_tx_done(struct omap_mcbsp_s *s)
3074
s->spcr[1] &= ~(1 << 1); /* XRDY */
3075
qemu_irq_lower(s->txdrq);
3076
omap_mcbsp_intr_update(s);
3077
if (s->codec && s->codec->cts)
3078
s->codec->tx_swallow(s->codec->opaque);
3081
static void omap_mcbsp_tx_stop(struct omap_mcbsp_s *s)
3084
omap_mcbsp_tx_done(s);
3085
timer_del(s->sink_timer);
3088
static void omap_mcbsp_req_update(struct omap_mcbsp_s *s)
3090
int prev_rx_rate, prev_tx_rate;
3091
int rx_rate = 0, tx_rate = 0;
3092
int cpu_rate = 1500000; /* XXX */
3094
/* TODO: check CLKSTP bit */
3095
if (s->spcr[1] & (1 << 6)) { /* GRST */
3096
if (s->spcr[0] & (1 << 0)) { /* RRST */
3097
if ((s->srgr[1] & (1 << 13)) && /* CLKSM */
3098
(s->pcr & (1 << 8))) { /* CLKRM */
3099
if (~s->pcr & (1 << 7)) /* SCLKME */
3100
rx_rate = cpu_rate /
3101
((s->srgr[0] & 0xff) + 1); /* CLKGDV */
3104
rx_rate = s->codec->rx_rate;
3107
if (s->spcr[1] & (1 << 0)) { /* XRST */
3108
if ((s->srgr[1] & (1 << 13)) && /* CLKSM */
3109
(s->pcr & (1 << 9))) { /* CLKXM */
3110
if (~s->pcr & (1 << 7)) /* SCLKME */
3111
tx_rate = cpu_rate /
3112
((s->srgr[0] & 0xff) + 1); /* CLKGDV */
3115
tx_rate = s->codec->tx_rate;
3118
prev_tx_rate = s->tx_rate;
3119
prev_rx_rate = s->rx_rate;
3120
s->tx_rate = tx_rate;
3121
s->rx_rate = rx_rate;
3124
s->codec->set_rate(s->codec->opaque, rx_rate, tx_rate);
3126
if (!prev_tx_rate && tx_rate)
3127
omap_mcbsp_tx_start(s);
3128
else if (s->tx_rate && !tx_rate)
3129
omap_mcbsp_tx_stop(s);
3131
if (!prev_rx_rate && rx_rate)
3132
omap_mcbsp_rx_start(s);
3133
else if (prev_tx_rate && !tx_rate)
3134
omap_mcbsp_rx_stop(s);
3137
static uint64_t omap_mcbsp_read(void *opaque, hwaddr addr,
3140
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3141
int offset = addr & OMAP_MPUI_REG_MASK;
3145
return omap_badwidth_read16(opaque, addr);
3149
case 0x00: /* DRR2 */
3150
if (((s->rcr[0] >> 5) & 7) < 3) /* RWDLEN1 */
3153
case 0x02: /* DRR1 */
3154
if (s->rx_req < 2) {
3155
printf("%s: Rx FIFO underrun\n", __FUNCTION__);
3156
omap_mcbsp_rx_done(s);
3159
if (s->codec && s->codec->in.len >= 2) {
3160
ret = s->codec->in.fifo[s->codec->in.start ++] << 8;
3161
ret |= s->codec->in.fifo[s->codec->in.start ++];
3162
s->codec->in.len -= 2;
3166
omap_mcbsp_rx_done(s);
3171
case 0x04: /* DXR2 */
3172
case 0x06: /* DXR1 */
3175
case 0x08: /* SPCR2 */
3177
case 0x0a: /* SPCR1 */
3179
case 0x0c: /* RCR2 */
3181
case 0x0e: /* RCR1 */
3183
case 0x10: /* XCR2 */
3185
case 0x12: /* XCR1 */
3187
case 0x14: /* SRGR2 */
3189
case 0x16: /* SRGR1 */
3191
case 0x18: /* MCR2 */
3193
case 0x1a: /* MCR1 */
3195
case 0x1c: /* RCERA */
3197
case 0x1e: /* RCERB */
3199
case 0x20: /* XCERA */
3201
case 0x22: /* XCERB */
3203
case 0x24: /* PCR0 */
3205
case 0x26: /* RCERC */
3207
case 0x28: /* RCERD */
3209
case 0x2a: /* XCERC */
3211
case 0x2c: /* XCERD */
3213
case 0x2e: /* RCERE */
3215
case 0x30: /* RCERF */
3217
case 0x32: /* XCERE */
3219
case 0x34: /* XCERF */
3221
case 0x36: /* RCERG */
3223
case 0x38: /* RCERH */
3225
case 0x3a: /* XCERG */
3227
case 0x3c: /* XCERH */
3235
static void omap_mcbsp_writeh(void *opaque, hwaddr addr,
3238
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3239
int offset = addr & OMAP_MPUI_REG_MASK;
3242
case 0x00: /* DRR2 */
3243
case 0x02: /* DRR1 */
3247
case 0x04: /* DXR2 */
3248
if (((s->xcr[0] >> 5) & 7) < 3) /* XWDLEN1 */
3251
case 0x06: /* DXR1 */
3252
if (s->tx_req > 1) {
3254
if (s->codec && s->codec->cts) {
3255
s->codec->out.fifo[s->codec->out.len ++] = (value >> 8) & 0xff;
3256
s->codec->out.fifo[s->codec->out.len ++] = (value >> 0) & 0xff;
3259
omap_mcbsp_tx_done(s);
3261
printf("%s: Tx FIFO overrun\n", __FUNCTION__);
3264
case 0x08: /* SPCR2 */
3265
s->spcr[1] &= 0x0002;
3266
s->spcr[1] |= 0x03f9 & value;
3267
s->spcr[1] |= 0x0004 & (value << 2); /* XEMPTY := XRST */
3268
if (~value & 1) /* XRST */
3270
omap_mcbsp_req_update(s);
3272
case 0x0a: /* SPCR1 */
3273
s->spcr[0] &= 0x0006;
3274
s->spcr[0] |= 0xf8f9 & value;
3275
if (value & (1 << 15)) /* DLB */
3276
printf("%s: Digital Loopback mode enable attempt\n", __FUNCTION__);
3277
if (~value & 1) { /* RRST */
3280
omap_mcbsp_rx_done(s);
3282
omap_mcbsp_req_update(s);
3285
case 0x0c: /* RCR2 */
3286
s->rcr[1] = value & 0xffff;
3288
case 0x0e: /* RCR1 */
3289
s->rcr[0] = value & 0x7fe0;
3291
case 0x10: /* XCR2 */
3292
s->xcr[1] = value & 0xffff;
3294
case 0x12: /* XCR1 */
3295
s->xcr[0] = value & 0x7fe0;
3297
case 0x14: /* SRGR2 */
3298
s->srgr[1] = value & 0xffff;
3299
omap_mcbsp_req_update(s);
3301
case 0x16: /* SRGR1 */
3302
s->srgr[0] = value & 0xffff;
3303
omap_mcbsp_req_update(s);
3305
case 0x18: /* MCR2 */
3306
s->mcr[1] = value & 0x03e3;
3307
if (value & 3) /* XMCM */
3308
printf("%s: Tx channel selection mode enable attempt\n",
3311
case 0x1a: /* MCR1 */
3312
s->mcr[0] = value & 0x03e1;
3313
if (value & 1) /* RMCM */
3314
printf("%s: Rx channel selection mode enable attempt\n",
3317
case 0x1c: /* RCERA */
3318
s->rcer[0] = value & 0xffff;
3320
case 0x1e: /* RCERB */
3321
s->rcer[1] = value & 0xffff;
3323
case 0x20: /* XCERA */
3324
s->xcer[0] = value & 0xffff;
3326
case 0x22: /* XCERB */
3327
s->xcer[1] = value & 0xffff;
3329
case 0x24: /* PCR0 */
3330
s->pcr = value & 0x7faf;
3332
case 0x26: /* RCERC */
3333
s->rcer[2] = value & 0xffff;
3335
case 0x28: /* RCERD */
3336
s->rcer[3] = value & 0xffff;
3338
case 0x2a: /* XCERC */
3339
s->xcer[2] = value & 0xffff;
3341
case 0x2c: /* XCERD */
3342
s->xcer[3] = value & 0xffff;
3344
case 0x2e: /* RCERE */
3345
s->rcer[4] = value & 0xffff;
3347
case 0x30: /* RCERF */
3348
s->rcer[5] = value & 0xffff;
3350
case 0x32: /* XCERE */
3351
s->xcer[4] = value & 0xffff;
3353
case 0x34: /* XCERF */
3354
s->xcer[5] = value & 0xffff;
3356
case 0x36: /* RCERG */
3357
s->rcer[6] = value & 0xffff;
3359
case 0x38: /* RCERH */
3360
s->rcer[7] = value & 0xffff;
3362
case 0x3a: /* XCERG */
3363
s->xcer[6] = value & 0xffff;
3365
case 0x3c: /* XCERH */
3366
s->xcer[7] = value & 0xffff;
3373
static void omap_mcbsp_writew(void *opaque, hwaddr addr,
3376
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3377
int offset = addr & OMAP_MPUI_REG_MASK;
3379
if (offset == 0x04) { /* DXR */
3380
if (((s->xcr[0] >> 5) & 7) < 3) /* XWDLEN1 */
3382
if (s->tx_req > 3) {
3384
if (s->codec && s->codec->cts) {
3385
s->codec->out.fifo[s->codec->out.len ++] =
3386
(value >> 24) & 0xff;
3387
s->codec->out.fifo[s->codec->out.len ++] =
3388
(value >> 16) & 0xff;
3389
s->codec->out.fifo[s->codec->out.len ++] =
3390
(value >> 8) & 0xff;
3391
s->codec->out.fifo[s->codec->out.len ++] =
3392
(value >> 0) & 0xff;
3395
omap_mcbsp_tx_done(s);
3397
printf("%s: Tx FIFO overrun\n", __FUNCTION__);
3401
omap_badwidth_write16(opaque, addr, value);
3404
static void omap_mcbsp_write(void *opaque, hwaddr addr,
3405
uint64_t value, unsigned size)
3408
case 2: return omap_mcbsp_writeh(opaque, addr, value);
3409
case 4: return omap_mcbsp_writew(opaque, addr, value);
3410
default: return omap_badwidth_write16(opaque, addr, value);
3414
static const MemoryRegionOps omap_mcbsp_ops = {
3415
.read = omap_mcbsp_read,
3416
.write = omap_mcbsp_write,
3417
.endianness = DEVICE_NATIVE_ENDIAN,
3420
static void omap_mcbsp_reset(struct omap_mcbsp_s *s)
3422
memset(&s->spcr, 0, sizeof(s->spcr));
3423
memset(&s->rcr, 0, sizeof(s->rcr));
3424
memset(&s->xcr, 0, sizeof(s->xcr));
3425
s->srgr[0] = 0x0001;
3426
s->srgr[1] = 0x2000;
3427
memset(&s->mcr, 0, sizeof(s->mcr));
3428
memset(&s->pcr, 0, sizeof(s->pcr));
3429
memset(&s->rcer, 0, sizeof(s->rcer));
3430
memset(&s->xcer, 0, sizeof(s->xcer));
3435
timer_del(s->source_timer);
3436
timer_del(s->sink_timer);
3439
static struct omap_mcbsp_s *omap_mcbsp_init(MemoryRegion *system_memory,
3441
qemu_irq txirq, qemu_irq rxirq,
3442
qemu_irq *dma, omap_clk clk)
3444
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *)
3445
g_malloc0(sizeof(struct omap_mcbsp_s));
3451
s->sink_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_mcbsp_sink_tick, s);
3452
s->source_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_mcbsp_source_tick, s);
3453
omap_mcbsp_reset(s);
3455
memory_region_init_io(&s->iomem, NULL, &omap_mcbsp_ops, s, "omap-mcbsp", 0x800);
3456
memory_region_add_subregion(system_memory, base, &s->iomem);
3461
static void omap_mcbsp_i2s_swallow(void *opaque, int line, int level)
3463
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3466
s->rx_req = s->codec->in.len;
3467
omap_mcbsp_rx_newdata(s);
3471
static void omap_mcbsp_i2s_start(void *opaque, int line, int level)
3473
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
3476
s->tx_req = s->codec->out.size;
3477
omap_mcbsp_tx_newdata(s);
3481
void omap_mcbsp_i2s_attach(struct omap_mcbsp_s *s, I2SCodec *slave)
3484
slave->rx_swallow = qemu_allocate_irqs(omap_mcbsp_i2s_swallow, s, 1)[0];
3485
slave->tx_start = qemu_allocate_irqs(omap_mcbsp_i2s_start, s, 1)[0];
3488
/* LED Pulse Generators */
3501
static void omap_lpg_tick(void *opaque)
3503
struct omap_lpg_s *s = opaque;
3506
timer_mod(s->tm, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + s->period - s->on);
3508
timer_mod(s->tm, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + s->on);
3510
s->cycle = !s->cycle;
3511
printf("%s: LED is %s\n", __FUNCTION__, s->cycle ? "on" : "off");
3514
static void omap_lpg_update(struct omap_lpg_s *s)
3516
int64_t on, period = 1, ticks = 1000;
3517
static const int per[8] = { 1, 2, 4, 8, 12, 16, 20, 24 };
3519
if (~s->control & (1 << 6)) /* LPGRES */
3521
else if (s->control & (1 << 7)) /* PERM_ON */
3524
period = muldiv64(ticks, per[s->control & 7], /* PERCTRL */
3526
on = (s->clk && s->power) ? muldiv64(ticks,
3527
per[(s->control >> 3) & 7], 256) : 0; /* ONCTRL */
3531
if (on == period && s->on < s->period)
3532
printf("%s: LED is on\n", __FUNCTION__);
3533
else if (on == 0 && s->on)
3534
printf("%s: LED is off\n", __FUNCTION__);
3535
else if (on && (on != s->on || period != s->period)) {
3547
static void omap_lpg_reset(struct omap_lpg_s *s)
3555
static uint64_t omap_lpg_read(void *opaque, hwaddr addr,
3558
struct omap_lpg_s *s = (struct omap_lpg_s *) opaque;
3559
int offset = addr & OMAP_MPUI_REG_MASK;
3562
return omap_badwidth_read8(opaque, addr);
3566
case 0x00: /* LCR */
3569
case 0x04: /* PMR */
3577
static void omap_lpg_write(void *opaque, hwaddr addr,
3578
uint64_t value, unsigned size)
3580
struct omap_lpg_s *s = (struct omap_lpg_s *) opaque;
3581
int offset = addr & OMAP_MPUI_REG_MASK;
3584
return omap_badwidth_write8(opaque, addr, value);
3588
case 0x00: /* LCR */
3589
if (~value & (1 << 6)) /* LPGRES */
3591
s->control = value & 0xff;
3595
case 0x04: /* PMR */
3596
s->power = value & 0x01;
3606
static const MemoryRegionOps omap_lpg_ops = {
3607
.read = omap_lpg_read,
3608
.write = omap_lpg_write,
3609
.endianness = DEVICE_NATIVE_ENDIAN,
3612
static void omap_lpg_clk_update(void *opaque, int line, int on)
3614
struct omap_lpg_s *s = (struct omap_lpg_s *) opaque;
3620
static struct omap_lpg_s *omap_lpg_init(MemoryRegion *system_memory,
3621
hwaddr base, omap_clk clk)
3623
struct omap_lpg_s *s = (struct omap_lpg_s *)
3624
g_malloc0(sizeof(struct omap_lpg_s));
3626
s->tm = timer_new_ms(QEMU_CLOCK_VIRTUAL, omap_lpg_tick, s);
3630
memory_region_init_io(&s->iomem, NULL, &omap_lpg_ops, s, "omap-lpg", 0x800);
3631
memory_region_add_subregion(system_memory, base, &s->iomem);
3633
omap_clk_adduser(clk, qemu_allocate_irqs(omap_lpg_clk_update, s, 1)[0]);
3638
/* MPUI Peripheral Bridge configuration */
3639
static uint64_t omap_mpui_io_read(void *opaque, hwaddr addr,
3643
return omap_badwidth_read16(opaque, addr);
3646
if (addr == OMAP_MPUI_BASE) /* CMR */
3653
static void omap_mpui_io_write(void *opaque, hwaddr addr,
3654
uint64_t value, unsigned size)
3656
/* FIXME: infinite loop */
3657
omap_badwidth_write16(opaque, addr, value);
3660
static const MemoryRegionOps omap_mpui_io_ops = {
3661
.read = omap_mpui_io_read,
3662
.write = omap_mpui_io_write,
3663
.endianness = DEVICE_NATIVE_ENDIAN,
3666
static void omap_setup_mpui_io(MemoryRegion *system_memory,
3667
struct omap_mpu_state_s *mpu)
3669
memory_region_init_io(&mpu->mpui_io_iomem, NULL, &omap_mpui_io_ops, mpu,
3670
"omap-mpui-io", 0x7fff);
3671
memory_region_add_subregion(system_memory, OMAP_MPUI_BASE,
3672
&mpu->mpui_io_iomem);
3675
/* General chip reset */
3676
static void omap1_mpu_reset(void *opaque)
3678
struct omap_mpu_state_s *mpu = (struct omap_mpu_state_s *) opaque;
3680
omap_dma_reset(mpu->dma);
3681
omap_mpu_timer_reset(mpu->timer[0]);
3682
omap_mpu_timer_reset(mpu->timer[1]);
3683
omap_mpu_timer_reset(mpu->timer[2]);
3684
omap_wd_timer_reset(mpu->wdt);
3685
omap_os_timer_reset(mpu->os_timer);
3686
omap_lcdc_reset(mpu->lcd);
3687
omap_ulpd_pm_reset(mpu);
3688
omap_pin_cfg_reset(mpu);
3689
omap_mpui_reset(mpu);
3690
omap_tipb_bridge_reset(mpu->private_tipb);
3691
omap_tipb_bridge_reset(mpu->public_tipb);
3692
omap_dpll_reset(mpu->dpll[0]);
3693
omap_dpll_reset(mpu->dpll[1]);
3694
omap_dpll_reset(mpu->dpll[2]);
3695
omap_uart_reset(mpu->uart[0]);
3696
omap_uart_reset(mpu->uart[1]);
3697
omap_uart_reset(mpu->uart[2]);
3698
omap_mmc_reset(mpu->mmc);
3699
omap_mpuio_reset(mpu->mpuio);
3700
omap_uwire_reset(mpu->microwire);
3701
omap_pwl_reset(mpu->pwl);
3702
omap_pwt_reset(mpu->pwt);
3703
omap_rtc_reset(mpu->rtc);
3704
omap_mcbsp_reset(mpu->mcbsp1);
3705
omap_mcbsp_reset(mpu->mcbsp2);
3706
omap_mcbsp_reset(mpu->mcbsp3);
3707
omap_lpg_reset(mpu->led[0]);
3708
omap_lpg_reset(mpu->led[1]);
3709
omap_clkm_reset(mpu);
3710
cpu_reset(CPU(mpu->cpu));
3713
static const struct omap_map_s {
3718
} omap15xx_dsp_mm[] = {
3720
{ 0xe1010000, 0xfffb0000, 0x800, "UART1 BT" }, /* CS0 */
3721
{ 0xe1010800, 0xfffb0800, 0x800, "UART2 COM" }, /* CS1 */
3722
{ 0xe1011800, 0xfffb1800, 0x800, "McBSP1 audio" }, /* CS3 */
3723
{ 0xe1012000, 0xfffb2000, 0x800, "MCSI2 communication" }, /* CS4 */
3724
{ 0xe1012800, 0xfffb2800, 0x800, "MCSI1 BT u-Law" }, /* CS5 */
3725
{ 0xe1013000, 0xfffb3000, 0x800, "uWire" }, /* CS6 */
3726
{ 0xe1013800, 0xfffb3800, 0x800, "I^2C" }, /* CS7 */
3727
{ 0xe1014000, 0xfffb4000, 0x800, "USB W2FC" }, /* CS8 */
3728
{ 0xe1014800, 0xfffb4800, 0x800, "RTC" }, /* CS9 */
3729
{ 0xe1015000, 0xfffb5000, 0x800, "MPUIO" }, /* CS10 */
3730
{ 0xe1015800, 0xfffb5800, 0x800, "PWL" }, /* CS11 */
3731
{ 0xe1016000, 0xfffb6000, 0x800, "PWT" }, /* CS12 */
3732
{ 0xe1017000, 0xfffb7000, 0x800, "McBSP3" }, /* CS14 */
3733
{ 0xe1017800, 0xfffb7800, 0x800, "MMC" }, /* CS15 */
3734
{ 0xe1019000, 0xfffb9000, 0x800, "32-kHz timer" }, /* CS18 */
3735
{ 0xe1019800, 0xfffb9800, 0x800, "UART3" }, /* CS19 */
3736
{ 0xe101c800, 0xfffbc800, 0x800, "TIPB switches" }, /* CS25 */
3738
{ 0xe101e000, 0xfffce000, 0x800, "GPIOs" }, /* CS28 */
3743
static void omap_setup_dsp_mapping(MemoryRegion *system_memory,
3744
const struct omap_map_s *map)
3748
for (; map->phys_dsp; map ++) {
3749
io = g_new(MemoryRegion, 1);
3750
memory_region_init_alias(io, NULL, map->name,
3751
system_memory, map->phys_mpu, map->size);
3752
memory_region_add_subregion(system_memory, map->phys_dsp, io);
3756
void omap_mpu_wakeup(void *opaque, int irq, int req)
3758
struct omap_mpu_state_s *mpu = (struct omap_mpu_state_s *) opaque;
3759
CPUState *cpu = CPU(mpu->cpu);
3762
cpu_interrupt(cpu, CPU_INTERRUPT_EXITTB);
3766
static const struct dma_irq_map omap1_dma_irq_map[] = {
3767
{ 0, OMAP_INT_DMA_CH0_6 },
3768
{ 0, OMAP_INT_DMA_CH1_7 },
3769
{ 0, OMAP_INT_DMA_CH2_8 },
3770
{ 0, OMAP_INT_DMA_CH3 },
3771
{ 0, OMAP_INT_DMA_CH4 },
3772
{ 0, OMAP_INT_DMA_CH5 },
3773
{ 1, OMAP_INT_1610_DMA_CH6 },
3774
{ 1, OMAP_INT_1610_DMA_CH7 },
3775
{ 1, OMAP_INT_1610_DMA_CH8 },
3776
{ 1, OMAP_INT_1610_DMA_CH9 },
3777
{ 1, OMAP_INT_1610_DMA_CH10 },
3778
{ 1, OMAP_INT_1610_DMA_CH11 },
3779
{ 1, OMAP_INT_1610_DMA_CH12 },
3780
{ 1, OMAP_INT_1610_DMA_CH13 },
3781
{ 1, OMAP_INT_1610_DMA_CH14 },
3782
{ 1, OMAP_INT_1610_DMA_CH15 }
3785
/* DMA ports for OMAP1 */
3786
static int omap_validate_emiff_addr(struct omap_mpu_state_s *s,
3789
return range_covers_byte(OMAP_EMIFF_BASE, s->sdram_size, addr);
3792
static int omap_validate_emifs_addr(struct omap_mpu_state_s *s,
3795
return range_covers_byte(OMAP_EMIFS_BASE, OMAP_EMIFF_BASE - OMAP_EMIFS_BASE,
3799
static int omap_validate_imif_addr(struct omap_mpu_state_s *s,
3802
return range_covers_byte(OMAP_IMIF_BASE, s->sram_size, addr);
3805
static int omap_validate_tipb_addr(struct omap_mpu_state_s *s,
3808
return range_covers_byte(0xfffb0000, 0xffff0000 - 0xfffb0000, addr);
3811
static int omap_validate_local_addr(struct omap_mpu_state_s *s,
3814
return range_covers_byte(OMAP_LOCALBUS_BASE, 0x1000000, addr);
3817
static int omap_validate_tipb_mpui_addr(struct omap_mpu_state_s *s,
3820
return range_covers_byte(0xe1010000, 0xe1020004 - 0xe1010000, addr);
3823
struct omap_mpu_state_s *omap310_mpu_init(MemoryRegion *system_memory,
3824
unsigned long sdram_size,
3828
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *)
3829
g_malloc0(sizeof(struct omap_mpu_state_s));
3830
qemu_irq dma_irqs[6];
3832
SysBusDevice *busdev;
3838
s->mpu_model = omap310;
3839
s->cpu = cpu_arm_init(core);
3840
if (s->cpu == NULL) {
3841
fprintf(stderr, "Unable to find CPU definition\n");
3844
s->sdram_size = sdram_size;
3845
s->sram_size = OMAP15XX_SRAM_SIZE;
3847
s->wakeup = qemu_allocate_irqs(omap_mpu_wakeup, s, 1)[0];
3852
/* Memory-mapped stuff */
3853
memory_region_init_ram(&s->emiff_ram, NULL, "omap1.dram", s->sdram_size);
3854
vmstate_register_ram_global(&s->emiff_ram);
3855
memory_region_add_subregion(system_memory, OMAP_EMIFF_BASE, &s->emiff_ram);
3856
memory_region_init_ram(&s->imif_ram, NULL, "omap1.sram", s->sram_size);
3857
vmstate_register_ram_global(&s->imif_ram);
3858
memory_region_add_subregion(system_memory, OMAP_IMIF_BASE, &s->imif_ram);
3860
omap_clkm_init(system_memory, 0xfffece00, 0xe1008000, s);
3862
s->ih[0] = qdev_create(NULL, "omap-intc");
3863
qdev_prop_set_uint32(s->ih[0], "size", 0x100);
3864
qdev_prop_set_ptr(s->ih[0], "clk", omap_findclk(s, "arminth_ck"));
3865
qdev_init_nofail(s->ih[0]);
3866
busdev = SYS_BUS_DEVICE(s->ih[0]);
3867
sysbus_connect_irq(busdev, 0,
3868
qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_IRQ));
3869
sysbus_connect_irq(busdev, 1,
3870
qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_FIQ));
3871
sysbus_mmio_map(busdev, 0, 0xfffecb00);
3872
s->ih[1] = qdev_create(NULL, "omap-intc");
3873
qdev_prop_set_uint32(s->ih[1], "size", 0x800);
3874
qdev_prop_set_ptr(s->ih[1], "clk", omap_findclk(s, "arminth_ck"));
3875
qdev_init_nofail(s->ih[1]);
3876
busdev = SYS_BUS_DEVICE(s->ih[1]);
3877
sysbus_connect_irq(busdev, 0,
3878
qdev_get_gpio_in(s->ih[0], OMAP_INT_15XX_IH2_IRQ));
3879
/* The second interrupt controller's FIQ output is not wired up */
3880
sysbus_mmio_map(busdev, 0, 0xfffe0000);
3882
for (i = 0; i < 6; i++) {
3883
dma_irqs[i] = qdev_get_gpio_in(s->ih[omap1_dma_irq_map[i].ih],
3884
omap1_dma_irq_map[i].intr);
3886
s->dma = omap_dma_init(0xfffed800, dma_irqs, system_memory,
3887
qdev_get_gpio_in(s->ih[0], OMAP_INT_DMA_LCD),
3888
s, omap_findclk(s, "dma_ck"), omap_dma_3_1);
3890
s->port[emiff ].addr_valid = omap_validate_emiff_addr;
3891
s->port[emifs ].addr_valid = omap_validate_emifs_addr;
3892
s->port[imif ].addr_valid = omap_validate_imif_addr;
3893
s->port[tipb ].addr_valid = omap_validate_tipb_addr;
3894
s->port[local ].addr_valid = omap_validate_local_addr;
3895
s->port[tipb_mpui].addr_valid = omap_validate_tipb_mpui_addr;
3897
/* Register SDRAM and SRAM DMA ports for fast transfers. */
3898
soc_dma_port_add_mem(s->dma, memory_region_get_ram_ptr(&s->emiff_ram),
3899
OMAP_EMIFF_BASE, s->sdram_size);
3900
soc_dma_port_add_mem(s->dma, memory_region_get_ram_ptr(&s->imif_ram),
3901
OMAP_IMIF_BASE, s->sram_size);
3903
s->timer[0] = omap_mpu_timer_init(system_memory, 0xfffec500,
3904
qdev_get_gpio_in(s->ih[0], OMAP_INT_TIMER1),
3905
omap_findclk(s, "mputim_ck"));
3906
s->timer[1] = omap_mpu_timer_init(system_memory, 0xfffec600,
3907
qdev_get_gpio_in(s->ih[0], OMAP_INT_TIMER2),
3908
omap_findclk(s, "mputim_ck"));
3909
s->timer[2] = omap_mpu_timer_init(system_memory, 0xfffec700,
3910
qdev_get_gpio_in(s->ih[0], OMAP_INT_TIMER3),
3911
omap_findclk(s, "mputim_ck"));
3913
s->wdt = omap_wd_timer_init(system_memory, 0xfffec800,
3914
qdev_get_gpio_in(s->ih[0], OMAP_INT_WD_TIMER),
3915
omap_findclk(s, "armwdt_ck"));
3917
s->os_timer = omap_os_timer_init(system_memory, 0xfffb9000,
3918
qdev_get_gpio_in(s->ih[1], OMAP_INT_OS_TIMER),
3919
omap_findclk(s, "clk32-kHz"));
3921
s->lcd = omap_lcdc_init(system_memory, 0xfffec000,
3922
qdev_get_gpio_in(s->ih[0], OMAP_INT_LCD_CTRL),
3923
omap_dma_get_lcdch(s->dma),
3924
omap_findclk(s, "lcd_ck"));
3926
omap_ulpd_pm_init(system_memory, 0xfffe0800, s);
3927
omap_pin_cfg_init(system_memory, 0xfffe1000, s);
3928
omap_id_init(system_memory, s);
3930
omap_mpui_init(system_memory, 0xfffec900, s);
3932
s->private_tipb = omap_tipb_bridge_init(system_memory, 0xfffeca00,
3933
qdev_get_gpio_in(s->ih[0], OMAP_INT_BRIDGE_PRIV),
3934
omap_findclk(s, "tipb_ck"));
3935
s->public_tipb = omap_tipb_bridge_init(system_memory, 0xfffed300,
3936
qdev_get_gpio_in(s->ih[0], OMAP_INT_BRIDGE_PUB),
3937
omap_findclk(s, "tipb_ck"));
3939
omap_tcmi_init(system_memory, 0xfffecc00, s);
3941
s->uart[0] = omap_uart_init(0xfffb0000,
3942
qdev_get_gpio_in(s->ih[1], OMAP_INT_UART1),
3943
omap_findclk(s, "uart1_ck"),
3944
omap_findclk(s, "uart1_ck"),
3945
s->drq[OMAP_DMA_UART1_TX], s->drq[OMAP_DMA_UART1_RX],
3948
s->uart[1] = omap_uart_init(0xfffb0800,
3949
qdev_get_gpio_in(s->ih[1], OMAP_INT_UART2),
3950
omap_findclk(s, "uart2_ck"),
3951
omap_findclk(s, "uart2_ck"),
3952
s->drq[OMAP_DMA_UART2_TX], s->drq[OMAP_DMA_UART2_RX],
3954
serial_hds[0] ? serial_hds[1] : NULL);
3955
s->uart[2] = omap_uart_init(0xfffb9800,
3956
qdev_get_gpio_in(s->ih[0], OMAP_INT_UART3),
3957
omap_findclk(s, "uart3_ck"),
3958
omap_findclk(s, "uart3_ck"),
3959
s->drq[OMAP_DMA_UART3_TX], s->drq[OMAP_DMA_UART3_RX],
3961
serial_hds[0] && serial_hds[1] ? serial_hds[2] : NULL);
3963
s->dpll[0] = omap_dpll_init(system_memory, 0xfffecf00,
3964
omap_findclk(s, "dpll1"));
3965
s->dpll[1] = omap_dpll_init(system_memory, 0xfffed000,
3966
omap_findclk(s, "dpll2"));
3967
s->dpll[2] = omap_dpll_init(system_memory, 0xfffed100,
3968
omap_findclk(s, "dpll3"));
3970
dinfo = drive_get(IF_SD, 0, 0);
3972
fprintf(stderr, "qemu: missing SecureDigital device\n");
3975
s->mmc = omap_mmc_init(0xfffb7800, system_memory, dinfo->bdrv,
3976
qdev_get_gpio_in(s->ih[1], OMAP_INT_OQN),
3977
&s->drq[OMAP_DMA_MMC_TX],
3978
omap_findclk(s, "mmc_ck"));
3980
s->mpuio = omap_mpuio_init(system_memory, 0xfffb5000,
3981
qdev_get_gpio_in(s->ih[1], OMAP_INT_KEYBOARD),
3982
qdev_get_gpio_in(s->ih[1], OMAP_INT_MPUIO),
3983
s->wakeup, omap_findclk(s, "clk32-kHz"));
3985
s->gpio = qdev_create(NULL, "omap-gpio");
3986
qdev_prop_set_int32(s->gpio, "mpu_model", s->mpu_model);
3987
qdev_prop_set_ptr(s->gpio, "clk", omap_findclk(s, "arm_gpio_ck"));
3988
qdev_init_nofail(s->gpio);
3989
sysbus_connect_irq(SYS_BUS_DEVICE(s->gpio), 0,
3990
qdev_get_gpio_in(s->ih[0], OMAP_INT_GPIO_BANK1));
3991
sysbus_mmio_map(SYS_BUS_DEVICE(s->gpio), 0, 0xfffce000);
3993
s->microwire = omap_uwire_init(system_memory, 0xfffb3000,
3994
qdev_get_gpio_in(s->ih[1], OMAP_INT_uWireTX),
3995
qdev_get_gpio_in(s->ih[1], OMAP_INT_uWireRX),
3996
s->drq[OMAP_DMA_UWIRE_TX], omap_findclk(s, "mpuper_ck"));
3998
s->pwl = omap_pwl_init(system_memory, 0xfffb5800,
3999
omap_findclk(s, "armxor_ck"));
4000
s->pwt = omap_pwt_init(system_memory, 0xfffb6000,
4001
omap_findclk(s, "armxor_ck"));
4003
s->i2c[0] = qdev_create(NULL, "omap_i2c");
4004
qdev_prop_set_uint8(s->i2c[0], "revision", 0x11);
4005
qdev_prop_set_ptr(s->i2c[0], "fclk", omap_findclk(s, "mpuper_ck"));
4006
qdev_init_nofail(s->i2c[0]);
4007
busdev = SYS_BUS_DEVICE(s->i2c[0]);
4008
sysbus_connect_irq(busdev, 0, qdev_get_gpio_in(s->ih[1], OMAP_INT_I2C));
4009
sysbus_connect_irq(busdev, 1, s->drq[OMAP_DMA_I2C_TX]);
4010
sysbus_connect_irq(busdev, 2, s->drq[OMAP_DMA_I2C_RX]);
4011
sysbus_mmio_map(busdev, 0, 0xfffb3800);
4013
s->rtc = omap_rtc_init(system_memory, 0xfffb4800,
4014
qdev_get_gpio_in(s->ih[1], OMAP_INT_RTC_TIMER),
4015
qdev_get_gpio_in(s->ih[1], OMAP_INT_RTC_ALARM),
4016
omap_findclk(s, "clk32-kHz"));
4018
s->mcbsp1 = omap_mcbsp_init(system_memory, 0xfffb1800,
4019
qdev_get_gpio_in(s->ih[1], OMAP_INT_McBSP1TX),
4020
qdev_get_gpio_in(s->ih[1], OMAP_INT_McBSP1RX),
4021
&s->drq[OMAP_DMA_MCBSP1_TX], omap_findclk(s, "dspxor_ck"));
4022
s->mcbsp2 = omap_mcbsp_init(system_memory, 0xfffb1000,
4023
qdev_get_gpio_in(s->ih[0],
4024
OMAP_INT_310_McBSP2_TX),
4025
qdev_get_gpio_in(s->ih[0],
4026
OMAP_INT_310_McBSP2_RX),
4027
&s->drq[OMAP_DMA_MCBSP2_TX], omap_findclk(s, "mpuper_ck"));
4028
s->mcbsp3 = omap_mcbsp_init(system_memory, 0xfffb7000,
4029
qdev_get_gpio_in(s->ih[1], OMAP_INT_McBSP3TX),
4030
qdev_get_gpio_in(s->ih[1], OMAP_INT_McBSP3RX),
4031
&s->drq[OMAP_DMA_MCBSP3_TX], omap_findclk(s, "dspxor_ck"));
4033
s->led[0] = omap_lpg_init(system_memory,
4034
0xfffbd000, omap_findclk(s, "clk32-kHz"));
4035
s->led[1] = omap_lpg_init(system_memory,
4036
0xfffbd800, omap_findclk(s, "clk32-kHz"));
4038
/* Register mappings not currenlty implemented:
4039
* MCSI2 Comm fffb2000 - fffb27ff (not mapped on OMAP310)
4040
* MCSI1 Bluetooth fffb2800 - fffb2fff (not mapped on OMAP310)
4041
* USB W2FC fffb4000 - fffb47ff
4042
* Camera Interface fffb6800 - fffb6fff
4043
* USB Host fffba000 - fffba7ff
4044
* FAC fffba800 - fffbafff
4045
* HDQ/1-Wire fffbc000 - fffbc7ff
4046
* TIPB switches fffbc800 - fffbcfff
4047
* Mailbox fffcf000 - fffcf7ff
4048
* Local bus IF fffec100 - fffec1ff
4049
* Local bus MMU fffec200 - fffec2ff
4050
* DSP MMU fffed200 - fffed2ff
4053
omap_setup_dsp_mapping(system_memory, omap15xx_dsp_mm);
4054
omap_setup_mpui_io(system_memory, s);
4056
qemu_register_reset(omap1_mpu_reset, s);