1 /*
2 * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@freebsd.org>
3 * All rights reserved.
4 *
5 * Based on dev/usb/input/ukbd.c
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD: releng/10.0/sys/arm/versatile/pl050.c 244197 2012-12-13 23:19:13Z gonzo $");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/bus.h>
35 #include <sys/kernel.h>
36 #include <sys/module.h>
37 #include <sys/malloc.h>
38 #include <sys/rman.h>
39 #include <sys/proc.h>
40 #include <sys/sched.h>
41 #include <sys/kdb.h>
42
43 #include <machine/bus.h>
44 #include <machine/cpu.h>
45 #include <machine/frame.h>
46 #include <machine/intr.h>
47
48 #include <dev/fdt/fdt_common.h>
49 #include <dev/ofw/openfirm.h>
50 #include <dev/ofw/ofw_bus.h>
51 #include <dev/ofw/ofw_bus_subr.h>
52
53 #include <sys/ioccom.h>
54 #include <sys/filio.h>
55 #include <sys/tty.h>
56 #include <sys/kbio.h>
57
58 #include <dev/kbd/kbdreg.h>
59
60 #include <machine/bus.h>
61 #include <machine/fdt.h>
62
63 #include <dev/kbd/kbdtables.h>
64
65 #define KMI_LOCK() mtx_lock(&Giant)
66 #define KMI_UNLOCK() mtx_unlock(&Giant)
67
68 #ifdef INVARIANTS
69 /*
70 * Assert that the lock is held in all contexts
71 * where the code can be executed.
72 */
73 #define KMI_LOCK_ASSERT() mtx_assert(&Giant, MA_OWNED)
74 /*
75 * Assert that the lock is held in the contexts
76 * where it really has to be so.
77 */
78 #define KMI_CTX_LOCK_ASSERT() \
79 do { \
80 if (!kdb_active && panicstr == NULL) \
81 mtx_assert(&Giant, MA_OWNED); \
82 } while (0)
83 #else
84 #define KMI_LOCK_ASSERT() (void)0
85 #define KMI_CTX_LOCK_ASSERT() (void)0
86 #endif
87
88 #define KMICR 0x00
89 #define KMICR_TYPE_NONPS2 (1 << 5)
90 #define KMICR_RXINTREN (1 << 4)
91 #define KMICR_TXINTREN (1 << 3)
92 #define KMICR_EN (1 << 2)
93 #define KMICR_FKMID (1 << 1)
94 #define KMICR_FKMIC (1 << 0)
95 #define KMISTAT 0x04
96 #define KMISTAT_TXEMPTY (1 << 6)
97 #define KMISTAT_TXBUSY (1 << 5)
98 #define KMISTAT_RXFULL (1 << 4)
99 #define KMISTAT_RXBUSY (1 << 3)
100 #define KMISTAT_RXPARITY (1 << 2)
101 #define KMISTAT_KMIC (1 << 1)
102 #define KMISTAT_KMID (1 << 0)
103 #define KMIDATA 0x08
104 #define KMICLKDIV 0x0C
105 #define KMIIR 0x10
106 #define KMIIR_TXINTR (1 << 1)
107 #define KMIIR_RXINTR (1 << 0)
108
109 #define KMI_DRIVER_NAME "kmi"
110 #define KMI_NFKEY (sizeof(fkey_tab)/sizeof(fkey_tab[0])) /* units */
111
112 struct kmi_softc {
113 keyboard_t sc_kbd;
114 keymap_t sc_keymap;
115 accentmap_t sc_accmap;
116 fkeytab_t sc_fkeymap[KMI_NFKEY];
117
118 struct resource* sc_mem_res;
119 struct resource* sc_irq_res;
120 void* sc_intr_hl;
121
122 int sc_mode; /* input mode (K_XLATE,K_RAW,K_CODE) */
123 int sc_state; /* shift/lock key state */
124 int sc_accents; /* accent key index (> 0) */
125 uint32_t sc_flags; /* flags */
126 #define KMI_FLAG_COMPOSE 0x00000001
127 #define KMI_FLAG_POLLING 0x00000002
128
129 struct thread *sc_poll_thread;
130 };
131
132 /* Read/Write macros for Timer used as timecounter */
133 #define pl050_kmi_read_4(sc, reg) \
134 bus_read_4((sc)->sc_mem_res, (reg))
135
136 #define pl050_kmi_write_4(sc, reg, val) \
137 bus_write_4((sc)->sc_mem_res, (reg), (val))
138
139 /* prototypes */
140 static void kmi_set_leds(struct kmi_softc *, uint8_t);
141 static int kmi_set_typematic(keyboard_t *, int);
142 static uint32_t kmi_read_char(keyboard_t *, int);
143 static void kmi_clear_state(keyboard_t *);
144 static int kmi_ioctl(keyboard_t *, u_long, caddr_t);
145 static int kmi_enable(keyboard_t *);
146 static int kmi_disable(keyboard_t *);
147
148 /* early keyboard probe, not supported */
149 static int
150 kmi_configure(int flags)
151 {
152 return (0);
153 }
154
155 /* detect a keyboard, not used */
156 static int
157 kmi_probe(int unit, void *arg, int flags)
158 {
159 return (ENXIO);
160 }
161
162 /* reset and initialize the device, not used */
163 static int
164 kmi_init(int unit, keyboard_t **kbdp, void *arg, int flags)
165 {
166 return (ENXIO);
167 }
168
169 /* test the interface to the device, not used */
170 static int
171 kmi_test_if(keyboard_t *kbd)
172 {
173 return (0);
174 }
175
176 /* finish using this keyboard, not used */
177 static int
178 kmi_term(keyboard_t *kbd)
179 {
180 return (ENXIO);
181 }
182
183 /* keyboard interrupt routine, not used */
184 static int
185 kmi_intr(keyboard_t *kbd, void *arg)
186 {
187
188 return (0);
189 }
190
191 /* lock the access to the keyboard, not used */
192 static int
193 kmi_lock(keyboard_t *kbd, int lock)
194 {
195 return (1);
196 }
197
198 /*
199 * Enable the access to the device; until this function is called,
200 * the client cannot read from the keyboard.
201 */
202 static int
203 kmi_enable(keyboard_t *kbd)
204 {
205
206 KMI_LOCK();
207 KBD_ACTIVATE(kbd);
208 KMI_UNLOCK();
209
210 return (0);
211 }
212
213 /* disallow the access to the device */
214 static int
215 kmi_disable(keyboard_t *kbd)
216 {
217
218 KMI_LOCK();
219 KBD_DEACTIVATE(kbd);
220 KMI_UNLOCK();
221
222 return (0);
223 }
224
225 /* check if data is waiting */
226 static int
227 kmi_check(keyboard_t *kbd)
228 {
229 struct kmi_softc *sc = kbd->kb_data;
230 uint32_t reg;
231
232 KMI_CTX_LOCK_ASSERT();
233
234 if (!KBD_IS_ACTIVE(kbd))
235 return (0);
236
237 reg = pl050_kmi_read_4(sc, KMIIR);
238 return (reg & KMIIR_RXINTR);
239 }
240
241 /* check if char is waiting */
242 static int
243 kmi_check_char_locked(keyboard_t *kbd)
244 {
245 KMI_CTX_LOCK_ASSERT();
246
247 if (!KBD_IS_ACTIVE(kbd))
248 return (0);
249
250 return (kmi_check(kbd));
251 }
252
253 static int
254 kmi_check_char(keyboard_t *kbd)
255 {
256 int result;
257
258 KMI_LOCK();
259 result = kmi_check_char_locked(kbd);
260 KMI_UNLOCK();
261
262 return (result);
263 }
264
265 /* read one byte from the keyboard if it's allowed */
266 /* Currently unused. */
267 static int
268 kmi_read(keyboard_t *kbd, int wait)
269 {
270 KMI_CTX_LOCK_ASSERT();
271
272 if (!KBD_IS_ACTIVE(kbd))
273 return (-1);
274
275 ++(kbd->kb_count);
276 printf("Implement ME: %s\n", __func__);
277 return (0);
278 }
279
280 /* read char from the keyboard */
281 static uint32_t
282 kmi_read_char_locked(keyboard_t *kbd, int wait)
283 {
284 struct kmi_softc *sc = kbd->kb_data;
285 uint32_t reg, data;
286
287 KMI_CTX_LOCK_ASSERT();
288
289 if (!KBD_IS_ACTIVE(kbd))
290 return (NOKEY);
291
292 reg = pl050_kmi_read_4(sc, KMIIR);
293 if (reg & KMIIR_RXINTR) {
294 data = pl050_kmi_read_4(sc, KMIDATA);
295 return (data);
296 }
297
298 ++kbd->kb_count;
299 return (NOKEY);
300 }
301
302 /* Currently wait is always false. */
303 static uint32_t
304 kmi_read_char(keyboard_t *kbd, int wait)
305 {
306 uint32_t keycode;
307
308 KMI_LOCK();
309 keycode = kmi_read_char_locked(kbd, wait);
310 KMI_UNLOCK();
311
312 return (keycode);
313 }
314
315 /* some useful control functions */
316 static int
317 kmi_ioctl_locked(keyboard_t *kbd, u_long cmd, caddr_t arg)
318 {
319 struct kmi_softc *sc = kbd->kb_data;
320 int i;
321 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
322 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
323 int ival;
324
325 #endif
326
327 KMI_LOCK_ASSERT();
328
329 switch (cmd) {
330 case KDGKBMODE: /* get keyboard mode */
331 *(int *)arg = sc->sc_mode;
332 break;
333 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
334 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
335 case _IO('K', 7):
336 ival = IOCPARM_IVAL(arg);
337 arg = (caddr_t)&ival;
338 /* FALLTHROUGH */
339 #endif
340 case KDSKBMODE: /* set keyboard mode */
341 switch (*(int *)arg) {
342 case K_XLATE:
343 if (sc->sc_mode != K_XLATE) {
344 /* make lock key state and LED state match */
345 sc->sc_state &= ~LOCK_MASK;
346 sc->sc_state |= KBD_LED_VAL(kbd);
347 }
348 /* FALLTHROUGH */
349 case K_RAW:
350 case K_CODE:
351 if (sc->sc_mode != *(int *)arg) {
352 if ((sc->sc_flags & KMI_FLAG_POLLING) == 0)
353 kmi_clear_state(kbd);
354 sc->sc_mode = *(int *)arg;
355 }
356 break;
357 default:
358 return (EINVAL);
359 }
360 break;
361
362 case KDGETLED: /* get keyboard LED */
363 *(int *)arg = KBD_LED_VAL(kbd);
364 break;
365 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
366 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
367 case _IO('K', 66):
368 ival = IOCPARM_IVAL(arg);
369 arg = (caddr_t)&ival;
370 /* FALLTHROUGH */
371 #endif
372 case KDSETLED: /* set keyboard LED */
373 /* NOTE: lock key state in "sc_state" won't be changed */
374 if (*(int *)arg & ~LOCK_MASK)
375 return (EINVAL);
376
377 i = *(int *)arg;
378
379 /* replace CAPS LED with ALTGR LED for ALTGR keyboards */
380 if (sc->sc_mode == K_XLATE &&
381 kbd->kb_keymap->n_keys > ALTGR_OFFSET) {
382 if (i & ALKED)
383 i |= CLKED;
384 else
385 i &= ~CLKED;
386 }
387 if (KBD_HAS_DEVICE(kbd))
388 kmi_set_leds(sc, i);
389
390 KBD_LED_VAL(kbd) = *(int *)arg;
391 break;
392 case KDGKBSTATE: /* get lock key state */
393 *(int *)arg = sc->sc_state & LOCK_MASK;
394 break;
395 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
396 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
397 case _IO('K', 20):
398 ival = IOCPARM_IVAL(arg);
399 arg = (caddr_t)&ival;
400 /* FALLTHROUGH */
401 #endif
402 case KDSKBSTATE: /* set lock key state */
403 if (*(int *)arg & ~LOCK_MASK) {
404 return (EINVAL);
405 }
406 sc->sc_state &= ~LOCK_MASK;
407 sc->sc_state |= *(int *)arg;
408
409 /* set LEDs and quit */
410 return (kmi_ioctl(kbd, KDSETLED, arg));
411
412 case KDSETREPEAT: /* set keyboard repeat rate (new
413 * interface) */
414 if (!KBD_HAS_DEVICE(kbd)) {
415 return (0);
416 }
417 if (((int *)arg)[1] < 0) {
418 return (EINVAL);
419 }
420 if (((int *)arg)[0] < 0) {
421 return (EINVAL);
422 }
423 if (((int *)arg)[0] < 200) /* fastest possible value */
424 kbd->kb_delay1 = 200;
425 else
426 kbd->kb_delay1 = ((int *)arg)[0];
427 kbd->kb_delay2 = ((int *)arg)[1];
428 return (0);
429
430 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
431 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
432 case _IO('K', 67):
433 ival = IOCPARM_IVAL(arg);
434 arg = (caddr_t)&ival;
435 /* FALLTHROUGH */
436 #endif
437 case KDSETRAD: /* set keyboard repeat rate (old
438 * interface) */
439 return (kmi_set_typematic(kbd, *(int *)arg));
440
441 case PIO_KEYMAP: /* set keyboard translation table */
442 case OPIO_KEYMAP: /* set keyboard translation table
443 * (compat) */
444 case PIO_KEYMAPENT: /* set keyboard translation table
445 * entry */
446 case PIO_DEADKEYMAP: /* set accent key translation table */
447 sc->sc_accents = 0;
448 /* FALLTHROUGH */
449 default:
450 return (genkbd_commonioctl(kbd, cmd, arg));
451 }
452
453 return (0);
454 }
455
456 static int
457 kmi_ioctl(keyboard_t *kbd, u_long cmd, caddr_t arg)
458 {
459 int result;
460
461 /*
462 * XXX KDGKBSTATE, KDSKBSTATE and KDSETLED can be called from any
463 * context where printf(9) can be called, which among other things
464 * includes interrupt filters and threads with any kinds of locks
465 * already held. For this reason it would be dangerous to acquire
466 * the Giant here unconditionally. On the other hand we have to
467 * have it to handle the ioctl.
468 * So we make our best effort to auto-detect whether we can grab
469 * the Giant or not. Blame syscons(4) for this.
470 */
471 switch (cmd) {
472 case KDGKBSTATE:
473 case KDSKBSTATE:
474 case KDSETLED:
475 if (!mtx_owned(&Giant) && !SCHEDULER_STOPPED())
476 return (EDEADLK); /* best I could come up with */
477 /* FALLTHROUGH */
478 default:
479 KMI_LOCK();
480 result = kmi_ioctl_locked(kbd, cmd, arg);
481 KMI_UNLOCK();
482 return (result);
483 }
484 }
485
486
487 /* clear the internal state of the keyboard */
488 static void
489 kmi_clear_state(keyboard_t *kbd)
490 {
491 struct kmi_softc *sc = kbd->kb_data;
492
493 KMI_CTX_LOCK_ASSERT();
494
495 sc->sc_flags &= ~(KMI_FLAG_COMPOSE | KMI_FLAG_POLLING);
496 sc->sc_state &= LOCK_MASK; /* preserve locking key state */
497 sc->sc_accents = 0;
498 }
499
500 /* save the internal state, not used */
501 static int
502 kmi_get_state(keyboard_t *kbd, void *buf, size_t len)
503 {
504 return (len == 0) ? 1 : -1;
505 }
506
507 /* set the internal state, not used */
508 static int
509 kmi_set_state(keyboard_t *kbd, void *buf, size_t len)
510 {
511 return (EINVAL);
512 }
513
514 static int
515 kmi_poll(keyboard_t *kbd, int on)
516 {
517 struct kmi_softc *sc = kbd->kb_data;
518
519 KMI_LOCK();
520 if (on) {
521 sc->sc_flags |= KMI_FLAG_POLLING;
522 sc->sc_poll_thread = curthread;
523 } else {
524 sc->sc_flags &= ~KMI_FLAG_POLLING;
525 }
526 KMI_UNLOCK();
527
528 return (0);
529 }
530
531 /* local functions */
532
533 static void
534 kmi_set_leds(struct kmi_softc *sc, uint8_t leds)
535 {
536
537 KMI_LOCK_ASSERT();
538
539 /* start transfer, if not already started */
540 printf("Implement me: %s\n", __func__);
541 }
542
543 static int
544 kmi_set_typematic(keyboard_t *kbd, int code)
545 {
546 static const int delays[] = {250, 500, 750, 1000};
547 static const int rates[] = {34, 38, 42, 46, 50, 55, 59, 63,
548 68, 76, 84, 92, 100, 110, 118, 126,
549 136, 152, 168, 184, 200, 220, 236, 252,
550 272, 304, 336, 368, 400, 440, 472, 504};
551
552 if (code & ~0x7f) {
553 return (EINVAL);
554 }
555 kbd->kb_delay1 = delays[(code >> 5) & 3];
556 kbd->kb_delay2 = rates[code & 0x1f];
557 return (0);
558 }
559
560 static keyboard_switch_t kmisw = {
561 .probe = &kmi_probe,
562 .init = &kmi_init,
563 .term = &kmi_term,
564 .intr = &kmi_intr,
565 .test_if = &kmi_test_if,
566 .enable = &kmi_enable,
567 .disable = &kmi_disable,
568 .read = &kmi_read,
569 .check = &kmi_check,
570 .read_char = &kmi_read_char,
571 .check_char = &kmi_check_char,
572 .ioctl = &kmi_ioctl,
573 .lock = &kmi_lock,
574 .clear_state = &kmi_clear_state,
575 .get_state = &kmi_get_state,
576 .set_state = &kmi_set_state,
577 .get_fkeystr = &genkbd_get_fkeystr,
578 .poll = &kmi_poll,
579 .diag = &genkbd_diag,
580 };
581
582 KEYBOARD_DRIVER(kmi, kmisw, kmi_configure);
583
584 static void
585 pl050_kmi_intr(void *arg)
586 {
587 struct kmi_softc *sc = arg;
588 uint32_t c;
589
590 KMI_CTX_LOCK_ASSERT();
591
592 if ((sc->sc_flags & KMI_FLAG_POLLING) != 0)
593 return;
594
595 if (KBD_IS_ACTIVE(&sc->sc_kbd) &&
596 KBD_IS_BUSY(&sc->sc_kbd)) {
597 /* let the callback function process the input */
598 (sc->sc_kbd.kb_callback.kc_func) (&sc->sc_kbd, KBDIO_KEYINPUT,
599 sc->sc_kbd.kb_callback.kc_arg);
600 } else {
601 /* read and discard the input, no one is waiting for it */
602 do {
603 c = kmi_read_char_locked(&sc->sc_kbd, 0);
604 } while (c != NOKEY);
605 }
606
607 }
608
609 static int
610 pl050_kmi_probe(device_t dev)
611 {
612
613 if (ofw_bus_is_compatible(dev, "arm,pl050")) {
614 device_set_desc(dev, "PL050 Keyboard/Mouse Interface");
615 return (BUS_PROBE_DEFAULT);
616 }
617
618 return (ENXIO);
619 }
620
621 static int
622 pl050_kmi_attach(device_t dev)
623 {
624 struct kmi_softc *sc = device_get_softc(dev);
625 keyboard_t *kbd;
626 int rid;
627 int i;
628
629 kbd = &sc->sc_kbd;
630 rid = 0;
631
632 sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
633 if (sc->sc_mem_res == NULL) {
634 device_printf(dev, "could not allocate memory resource\n");
635 return (ENXIO);
636 }
637
638 /* Request the IRQ resources */
639 sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
640 if (sc->sc_irq_res == NULL) {
641 device_printf(dev, "Error: could not allocate irq resources\n");
642 return (ENXIO);
643 }
644
645 /* Setup and enable the timer */
646 if (bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_CLK,
647 NULL, pl050_kmi_intr, sc,
648 &sc->sc_intr_hl) != 0) {
649 bus_release_resource(dev, SYS_RES_IRQ, rid,
650 sc->sc_irq_res);
651 device_printf(dev, "Unable to setup the clock irq handler.\n");
652 return (ENXIO);
653 }
654
655 /* TODO: clock & divisor */
656
657 pl050_kmi_write_4(sc, KMICR, KMICR_EN | KMICR_RXINTREN);
658
659 kbd_init_struct(kbd, KMI_DRIVER_NAME, KB_OTHER,
660 device_get_unit(dev), 0, 0, 0);
661 kbd->kb_data = (void *)sc;
662
663 sc->sc_keymap = key_map;
664 sc->sc_accmap = accent_map;
665 for (i = 0; i < KMI_NFKEY; i++) {
666 sc->sc_fkeymap[i] = fkey_tab[i];
667 }
668
669 kbd_set_maps(kbd, &sc->sc_keymap, &sc->sc_accmap,
670 sc->sc_fkeymap, KMI_NFKEY);
671
672 KBD_FOUND_DEVICE(kbd);
673 kmi_clear_state(kbd);
674 KBD_PROBE_DONE(kbd);
675
676 KBD_INIT_DONE(kbd);
677
678 if (kbd_register(kbd) < 0) {
679 goto detach;
680 }
681 KBD_CONFIG_DONE(kbd);
682
683 #ifdef KBD_INSTALL_CDEV
684 if (kbd_attach(kbd)) {
685 goto detach;
686 }
687 #endif
688
689 if (bootverbose) {
690 genkbd_diag(kbd, bootverbose);
691 }
692 return (0);
693
694 detach:
695 return (ENXIO);
696
697 }
698
699 static device_method_t pl050_kmi_methods[] = {
700 DEVMETHOD(device_probe, pl050_kmi_probe),
701 DEVMETHOD(device_attach, pl050_kmi_attach),
702 { 0, 0 }
703 };
704
705 static driver_t pl050_kmi_driver = {
706 "kmi",
707 pl050_kmi_methods,
708 sizeof(struct kmi_softc),
709 };
710
711 static devclass_t pl050_kmi_devclass;
712
713 DRIVER_MODULE(pl050_kmi, simplebus, pl050_kmi_driver, pl050_kmi_devclass, 0, 0);
Cache object: 4f89b9f6899a6536b6502179736f1547
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