1 | /* $SourceForge: bktr_os.c,v 1.5 2003/03/11 23:11:25 thomasklausner Exp $ */ |
2 | |
3 | /* $NetBSD: bktr_os.c,v 1.67 2016/07/14 10:19:06 msaitoh Exp $ */ |
4 | /* $FreeBSD: src/sys/dev/bktr/bktr_os.c,v 1.20 2000/10/20 08:16:53 roger Exp$ */ |
5 | |
6 | /* |
7 | * This is part of the Driver for Video Capture Cards (Frame grabbers) |
8 | * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 |
9 | * chipset. |
10 | * Copyright Roger Hardiman and Amancio Hasty. |
11 | * |
12 | * bktr_os : This has all the Operating System dependent code, |
13 | * probe/attach and open/close/ioctl/read/mmap |
14 | * memory allocation |
15 | * PCI bus interfacing |
16 | * |
17 | * |
18 | */ |
19 | |
20 | /* |
21 | * 1. Redistributions of source code must retain the |
22 | * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman |
23 | * All rights reserved. |
24 | * |
25 | * Redistribution and use in source and binary forms, with or without |
26 | * modification, are permitted provided that the following conditions |
27 | * are met: |
28 | * 1. Redistributions of source code must retain the above copyright |
29 | * notice, this list of conditions and the following disclaimer. |
30 | * 2. Redistributions in binary form must reproduce the above copyright |
31 | * notice, this list of conditions and the following disclaimer in the |
32 | * documentation and/or other materials provided with the distribution. |
33 | * 3. All advertising materials mentioning features or use of this software |
34 | * must display the following acknowledgement: |
35 | * This product includes software developed by Amancio Hasty and |
36 | * Roger Hardiman |
37 | * 4. The name of the author may not be used to endorse or promote products |
38 | * derived from this software without specific prior written permission. |
39 | * |
40 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
41 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
42 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
43 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
44 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
45 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
46 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
49 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
50 | * POSSIBILITY OF SUCH DAMAGE. |
51 | */ |
52 | |
53 | #include <sys/cdefs.h> |
54 | __KERNEL_RCSID(0, "$NetBSD: bktr_os.c,v 1.67 2016/07/14 10:19:06 msaitoh Exp $" ); |
55 | |
56 | #ifdef __FreeBSD__ |
57 | #include "bktr.h" |
58 | #endif /* __FreeBSD__ */ |
59 | |
60 | #include "opt_bktr.h" /* include any kernel config options */ |
61 | |
62 | #define FIFO_RISC_DISABLED 0 |
63 | #define ALL_INTS_DISABLED 0 |
64 | |
65 | /*******************/ |
66 | /* *** FreeBSD *** */ |
67 | /*******************/ |
68 | #ifdef __FreeBSD__ |
69 | |
70 | #include <sys/param.h> |
71 | #include <sys/systm.h> |
72 | #include <sys/conf.h> |
73 | #include <sys/uio.h> |
74 | #include <sys/kernel.h> |
75 | #include <sys/signalvar.h> |
76 | #include <sys/mman.h> |
77 | #include <sys/poll.h> |
78 | #include <sys/select.h> |
79 | #include <sys/vnode.h> |
80 | |
81 | #include <vm/vm.h> |
82 | #include <vm/vm_kern.h> |
83 | #include <vm/pmap.h> |
84 | #include <vm/vm_extern.h> |
85 | |
86 | #if (__FreeBSD_version >=400000) || (NSMBUS > 0) |
87 | #include <sys/bus.h> /* used by smbus and newbus */ |
88 | #endif |
89 | |
90 | #if (__FreeBSD_version >=300000) |
91 | #include <machine/bus_memio.h> /* used by bus space */ |
92 | #include <sys/bus.h> /* used by bus space and newbus */ |
93 | #include <sys/bus.h> |
94 | #endif |
95 | |
96 | #if (__FreeBSD_version >=400000) |
97 | #include <sys/rman.h> /* used by newbus */ |
98 | #include <machine/resource.h> /* used by newbus */ |
99 | #endif |
100 | |
101 | #if (__FreeBSD_version < 500000) |
102 | #include <machine/clock.h> /* for DELAY */ |
103 | #endif |
104 | |
105 | #include <pci/pcivar.h> |
106 | #include <pci/pcireg.h> |
107 | |
108 | #include <sys/sysctl.h> |
109 | int bt848_card = -1; |
110 | int bt848_tuner = -1; |
111 | int bt848_reverse_mute = -1; |
112 | int bt848_format = -1; |
113 | int bt848_slow_msp_audio = -1; |
114 | |
115 | SYSCTL_NODE(_hw, OID_AUTO, bt848, CTLFLAG_RW, 0, "Bt848 Driver mgmt" ); |
116 | SYSCTL_INT(_hw_bt848, OID_AUTO, card, CTLFLAG_RW, &bt848_card, -1, "" ); |
117 | SYSCTL_INT(_hw_bt848, OID_AUTO, tuner, CTLFLAG_RW, &bt848_tuner, -1, "" ); |
118 | SYSCTL_INT(_hw_bt848, OID_AUTO, reverse_mute, CTLFLAG_RW, &bt848_reverse_mute, -1, "" ); |
119 | SYSCTL_INT(_hw_bt848, OID_AUTO, format, CTLFLAG_RW, &bt848_format, -1, "" ); |
120 | SYSCTL_INT(_hw_bt848, OID_AUTO, slow_msp_audio, CTLFLAG_RW, &bt848_slow_msp_audio, -1, "" ); |
121 | |
122 | #if (__FreeBSD__ == 2) |
123 | #define PCIR_REVID PCI_CLASS_REG |
124 | #endif |
125 | |
126 | #endif /* end freebsd section */ |
127 | |
128 | |
129 | |
130 | /****************/ |
131 | /* *** BSDI *** */ |
132 | /****************/ |
133 | #ifdef __bsdi__ |
134 | #endif /* __bsdi__ */ |
135 | |
136 | |
137 | /**************************/ |
138 | /* *** OpenBSD/NetBSD *** */ |
139 | /**************************/ |
140 | #if defined(__NetBSD__) || defined(__OpenBSD__) |
141 | |
142 | #include <sys/param.h> |
143 | #include <sys/systm.h> |
144 | #include <sys/conf.h> |
145 | #include <sys/uio.h> |
146 | #include <sys/kernel.h> |
147 | #include <sys/signalvar.h> |
148 | #include <sys/mman.h> |
149 | #include <sys/poll.h> |
150 | #include <sys/select.h> |
151 | #include <sys/vnode.h> |
152 | |
153 | #ifndef __NetBSD__ |
154 | #include <vm/vm.h> |
155 | #include <vm/vm_kern.h> |
156 | #include <vm/pmap.h> |
157 | #include <vm/vm_extern.h> |
158 | #endif |
159 | |
160 | #include <sys/device.h> |
161 | #include <dev/pci/pcivar.h> |
162 | #include <dev/pci/pcireg.h> |
163 | #include <dev/pci/pcidevs.h> |
164 | |
165 | #define BKTR_DEBUG |
166 | #ifdef BKTR_DEBUG |
167 | int bktr_debug = 0; |
168 | #define DPR(x) (bktr_debug ? printf x : (void)0) |
169 | #else |
170 | #define DPR(x) |
171 | #endif |
172 | #endif /* __NetBSD__ || __OpenBSD__ */ |
173 | |
174 | #ifdef __NetBSD__ |
175 | dev_type_open(bktr_open); |
176 | dev_type_close(bktr_close); |
177 | dev_type_read(bktr_read); |
178 | dev_type_write(bktr_write); |
179 | dev_type_ioctl(bktr_ioctl); |
180 | dev_type_mmap(bktr_mmap); |
181 | |
182 | const struct cdevsw bktr_cdevsw = { |
183 | .d_open = bktr_open, |
184 | .d_close = bktr_close, |
185 | .d_read = bktr_read, |
186 | .d_write = bktr_write, |
187 | .d_ioctl = bktr_ioctl, |
188 | .d_stop = nostop, |
189 | .d_tty = notty, |
190 | .d_poll = nopoll, |
191 | .d_mmap = bktr_mmap, |
192 | .d_kqfilter = nokqfilter, |
193 | .d_discard = nodiscard, |
194 | .d_flag = D_OTHER |
195 | }; |
196 | #endif /* __NetBSD __ */ |
197 | |
198 | #ifdef __NetBSD__ |
199 | #include <dev/ic/bt8xx.h> /* NetBSD location for .h files */ |
200 | #include <dev/pci/bktr/bktr_reg.h> |
201 | #include <dev/pci/bktr/bktr_tuner.h> |
202 | #include <dev/pci/bktr/bktr_card.h> |
203 | #include <dev/pci/bktr/bktr_audio.h> |
204 | #include <dev/pci/bktr/bktr_core.h> |
205 | #include <dev/pci/bktr/bktr_os.h> |
206 | #else /* Traditional location for .h files */ |
207 | #include <machine/ioctl_meteor.h> |
208 | #include <machine/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ |
209 | #include <dev/bktr/bktr_reg.h> |
210 | #include <dev/bktr/bktr_tuner.h> |
211 | #include <dev/bktr/bktr_card.h> |
212 | #include <dev/bktr/bktr_audio.h> |
213 | #include <dev/bktr/bktr_core.h> |
214 | #include <dev/bktr/bktr_os.h> |
215 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
216 | #include <dev/bktr/bktr_i2c.h> |
217 | #endif |
218 | #endif |
219 | |
220 | /* Support for radio(4) under NetBSD */ |
221 | #ifdef __NetBSD__ |
222 | #include "radio.h" |
223 | #if NRADIO > 0 |
224 | #include <sys/radioio.h> |
225 | #include <dev/radio_if.h> |
226 | #endif |
227 | #else |
228 | #define NRADIO 0 |
229 | #endif |
230 | |
231 | /****************************/ |
232 | /* *** FreeBSD 4.x code *** */ |
233 | /****************************/ |
234 | #if (__FreeBSD_version >= 400000) |
235 | |
236 | static int bktr_probe(device_t dev); |
237 | static int bktr_attach(device_t dev); |
238 | static int bktr_detach(device_t dev); |
239 | static int bktr_shutdown(device_t dev); |
240 | static void bktr_intr(void *arg) { common_bktr_intr(arg); } |
241 | |
242 | static device_method_t bktr_methods[] = { |
243 | /* Device interface */ |
244 | DEVMETHOD(device_probe, bktr_probe), |
245 | DEVMETHOD(device_attach, bktr_attach), |
246 | DEVMETHOD(device_detach, bktr_detach), |
247 | DEVMETHOD(device_shutdown, bktr_shutdown), |
248 | |
249 | { 0, 0 } |
250 | }; |
251 | |
252 | static driver_t bktr_driver = { |
253 | "bktr" , |
254 | bktr_methods, |
255 | sizeof(struct bktr_softc), |
256 | }; |
257 | |
258 | static devclass_t bktr_devclass; |
259 | |
260 | static d_open_t bktr_open; |
261 | static d_close_t bktr_close; |
262 | static d_read_t bktr_read; |
263 | static d_write_t bktr_write; |
264 | static d_ioctl_t bktr_ioctl; |
265 | static d_mmap_t bktr_mmap; |
266 | static d_poll_t bktr_poll; |
267 | |
268 | #define CDEV_MAJOR 92 |
269 | static struct cdevsw bktr_cdevsw = { |
270 | /* open */ bktr_open, |
271 | /* close */ bktr_close, |
272 | /* read */ bktr_read, |
273 | /* write */ bktr_write, |
274 | /* ioctl */ bktr_ioctl, |
275 | /* poll */ bktr_poll, |
276 | /* mmap */ bktr_mmap, |
277 | /* strategy */ nostrategy, |
278 | /* name */ "bktr" , |
279 | /* maj */ CDEV_MAJOR, |
280 | /* dump */ nodump, |
281 | /* psize */ nopsize, |
282 | /* flags */ 0, |
283 | /* bmaj */ -1 |
284 | }; |
285 | |
286 | DRIVER_MODULE(bktr, pci, bktr_driver, bktr_devclass, 0, 0); |
287 | #if (__FreeBSD_version > 410000) |
288 | MODULE_DEPEND(bktr, bktr_mem, 1,1,1); |
289 | MODULE_VERSION(bktr, 1); |
290 | #endif |
291 | |
292 | |
293 | /* |
294 | * the boot time probe routine. |
295 | */ |
296 | static int |
297 | bktr_probe(device_t dev) |
298 | { |
299 | unsigned int type = pci_get_devid(dev); |
300 | unsigned int rev = pci_get_revid(dev); |
301 | |
302 | if (PCI_VENDOR(type) == PCI_VENDOR_BROOKTREE) |
303 | { |
304 | switch (PCI_PRODUCT(type)) { |
305 | case PCI_PRODUCT_BROOKTREE_BT848: |
306 | if (rev == 0x12) |
307 | device_set_desc(dev, "BrookTree 848A" ); |
308 | else |
309 | device_set_desc(dev, "BrookTree 848" ); |
310 | return 0; |
311 | case PCI_PRODUCT_BROOKTREE_BT849: |
312 | device_set_desc(dev, "BrookTree 849A" ); |
313 | return 0; |
314 | case PCI_PRODUCT_BROOKTREE_BT878: |
315 | device_set_desc(dev, "BrookTree 878" ); |
316 | return 0; |
317 | case PCI_PRODUCT_BROOKTREE_BT879: |
318 | device_set_desc(dev, "BrookTree 879" ); |
319 | return 0; |
320 | } |
321 | } |
322 | |
323 | return ENXIO; |
324 | } |
325 | |
326 | |
327 | /* |
328 | * the attach routine. |
329 | */ |
330 | static int |
331 | bktr_attach(device_t dev) |
332 | { |
333 | u_int latency; |
334 | u_int fun; |
335 | u_int val; |
336 | unsigned int rev; |
337 | unsigned int unit; |
338 | int error = 0; |
339 | #ifdef BROOKTREE_IRQ |
340 | u_int old_irq, new_irq; |
341 | #endif |
342 | |
343 | struct bktr_softc *bktr = device_get_softc(dev); |
344 | |
345 | unit = device_get_unit(dev); |
346 | |
347 | /* build the device name for bktr_name() */ |
348 | snprintf(bktr->bktr_xname, sizeof(bktr->bktr_xname), "bktr%d" ,unit); |
349 | |
350 | /* |
351 | * Enable bus mastering and Memory Mapped device |
352 | */ |
353 | val = pci_read_config(dev, PCIR_COMMAND, 4); |
354 | val |= (PCIM_CMD_MEMEN|PCIM_CMD_BUSMASTEREN); |
355 | pci_write_config(dev, PCIR_COMMAND, val, 4); |
356 | |
357 | /* |
358 | * Map control/status registers. |
359 | */ |
360 | bktr->mem_rid = PCIR_MAPS; |
361 | bktr->res_mem = bus_alloc_resource(dev, SYS_RES_MEMORY, &bktr->mem_rid, |
362 | 0, ~0, 1, RF_ACTIVE); |
363 | |
364 | |
365 | if (!bktr->res_mem) { |
366 | device_printf(dev, "could not map memory\n" ); |
367 | error = ENXIO; |
368 | goto fail; |
369 | } |
370 | bktr->memt = rman_get_bustag(bktr->res_mem); |
371 | bktr->memh = rman_get_bushandle(bktr->res_mem); |
372 | |
373 | |
374 | /* |
375 | * Disable the brooktree device |
376 | */ |
377 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
378 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
379 | |
380 | |
381 | #ifdef BROOKTREE_IRQ /* from the configuration file */ |
382 | old_irq = pci_conf_read(tag, PCI_INTERRUPT_REG); |
383 | pci_conf_write(tag, PCI_INTERRUPT_REG, BROOKTREE_IRQ); |
384 | new_irq = pci_conf_read(tag, PCI_INTERRUPT_REG); |
385 | printf("bktr%d: attach: irq changed from %d to %d\n" , |
386 | unit, (old_irq & 0xff), (new_irq & 0xff)); |
387 | #endif |
388 | |
389 | /* |
390 | * Allocate our interrupt. |
391 | */ |
392 | bktr->irq_rid = 0; |
393 | bktr->res_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &bktr->irq_rid, |
394 | 0, ~0, 1, RF_SHAREABLE | RF_ACTIVE); |
395 | if (bktr->res_irq == NULL) { |
396 | device_printf(dev, "could not map interrupt\n" ); |
397 | error = ENXIO; |
398 | goto fail; |
399 | } |
400 | |
401 | error = bus_setup_intr(dev, bktr->res_irq, INTR_TYPE_TTY, |
402 | bktr_intr, bktr, &bktr->res_ih); |
403 | if (error) { |
404 | device_printf(dev, "could not setup irq\n" ); |
405 | goto fail; |
406 | |
407 | } |
408 | |
409 | |
410 | /* Update the Device Control Register */ |
411 | /* on Bt878 and Bt879 cards */ |
412 | fun = pci_read_config(dev, 0x40, 2); |
413 | fun = fun | 1; /* Enable writes to the sub-system vendor ID */ |
414 | |
415 | #if defined(BKTR_430_FX_MODE) |
416 | if (bootverbose) printf("Using 430 FX chipset compatibility mode\n" ); |
417 | fun = fun | 2; /* Enable Intel 430 FX compatibility mode */ |
418 | #endif |
419 | |
420 | #if defined(BKTR_SIS_VIA_MODE) |
421 | if (bootverbose) printf("Using SiS/VIA chipset compatibility mode\n" ); |
422 | fun = fun | 4; /* Enable SiS/VIA compatibility mode (useful for |
423 | OPTi chipset motherboards too */ |
424 | #endif |
425 | pci_write_config(dev, 0x40, fun, 2); |
426 | |
427 | |
428 | /* XXX call bt848_i2c dependent attach() routine */ |
429 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
430 | if (bt848_i2c_attach(unit, bktr, &bktr->i2c_sc)) |
431 | printf("bktr%d: i2c_attach: can't attach\n" , unit); |
432 | #endif |
433 | |
434 | |
435 | /* |
436 | * PCI latency timer. 32 is a good value for 4 bus mastering slots, if |
437 | * you have more than four, then 16 would probably be a better value. |
438 | */ |
439 | #ifndef BROOKTREE_DEF_LATENCY_VALUE |
440 | #define BROOKTREE_DEF_LATENCY_VALUE 10 |
441 | #endif |
442 | latency = pci_read_config(dev, PCI_LATENCY_TIMER, 4); |
443 | latency = (latency >> 8) & 0xff; |
444 | if (bootverbose) { |
445 | if (latency) |
446 | printf("brooktree%d: PCI bus latency is" , unit); |
447 | else |
448 | printf("brooktree%d: PCI bus latency was 0 changing to" , |
449 | unit); |
450 | } |
451 | if (!latency) { |
452 | latency = BROOKTREE_DEF_LATENCY_VALUE; |
453 | pci_write_config(dev, PCI_LATENCY_TIMER, latency<<8, 4); |
454 | } |
455 | if (bootverbose) { |
456 | printf(" %d.\n" , (int) latency); |
457 | } |
458 | |
459 | /* read the pci device id and revision id */ |
460 | fun = pci_get_devid(dev); |
461 | rev = pci_get_revid(dev); |
462 | |
463 | /* call the common attach code */ |
464 | if (common_bktr_attach(bktr, unit, fun, rev) == 0) |
465 | return; |
466 | |
467 | /* make the device entries */ |
468 | bktr->bktrdev = make_dev(&bktr_cdevsw, unit, |
469 | 0, 0, 0444, "bktr%d" , unit); |
470 | bktr->tunerdev= make_dev(&bktr_cdevsw, unit+16, |
471 | 0, 0, 0444, "tuner%d" , unit); |
472 | bktr->vbidev = make_dev(&bktr_cdevsw, unit+32, |
473 | 0, 0, 0444, "vbi%d" , unit); |
474 | |
475 | |
476 | /* if this is unit 0 (/dev/bktr0, /dev/tuner0, /dev/vbi0) then make */ |
477 | /* alias entries to /dev/bktr /dev/tuner and /dev/vbi */ |
478 | #if (__FreeBSD_version >=500000) |
479 | if (unit == 0) { |
480 | bktr->bktrdev_alias = make_dev_alias(bktr->bktrdev, "bktr" ); |
481 | bktr->tunerdev_alias= make_dev_alias(bktr->tunerdev, "tuner" ); |
482 | bktr->vbidev_alias = make_dev_alias(bktr->vbidev, "vbi" ); |
483 | } |
484 | #endif |
485 | |
486 | return 0; |
487 | |
488 | fail: |
489 | if (bktr->res_irq) |
490 | bus_release_resource(dev, SYS_RES_IRQ, bktr->irq_rid, bktr->res_irq); |
491 | if (bktr->res_mem) |
492 | bus_release_resource(dev, SYS_RES_IRQ, bktr->mem_rid, bktr->res_mem); |
493 | return error; |
494 | |
495 | } |
496 | |
497 | /* |
498 | * the detach routine. |
499 | */ |
500 | static int |
501 | bktr_detach(device_t dev) |
502 | { |
503 | unsigned int unit; |
504 | |
505 | struct bktr_softc *bktr = device_get_softc(dev); |
506 | |
507 | unit = device_get_unit(dev); |
508 | |
509 | /* Disable the brooktree device */ |
510 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
511 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
512 | |
513 | /* Note: We do not free memory for RISC programs, grab buffer, vbi buffers */ |
514 | /* The memory is retained by the bktr_mem module so we can unload and */ |
515 | /* then reload the main bktr driver module */ |
516 | |
517 | /* Unregister the /dev/bktrN, tunerN and vbiN devices */ |
518 | destroy_dev(bktr->vbidev); |
519 | destroy_dev(bktr->tunerdev); |
520 | destroy_dev(bktr->bktrdev); |
521 | |
522 | /* If this is unit 0, then destroy the alias entries too */ |
523 | #if (__FreeBSD_version >=500000) |
524 | if (unit == 0) { |
525 | destroy_dev(bktr->vbidev_alias); |
526 | destroy_dev(bktr->tunerdev_alias); |
527 | destroy_dev(bktr->bktrdev_alias); |
528 | } |
529 | #endif |
530 | seldestroy(&bktr->vbi_select); |
531 | |
532 | /* |
533 | * Deallocate resources. |
534 | */ |
535 | bus_teardown_intr(dev, bktr->res_irq, bktr->res_ih); |
536 | bus_release_resource(dev, SYS_RES_IRQ, bktr->irq_rid, bktr->res_irq); |
537 | bus_release_resource(dev, SYS_RES_MEMORY, bktr->mem_rid, bktr->res_mem); |
538 | |
539 | return 0; |
540 | } |
541 | |
542 | /* |
543 | * the shutdown routine. |
544 | */ |
545 | static int |
546 | bktr_shutdown(device_t dev) |
547 | { |
548 | struct bktr_softc *bktr = device_get_softc(dev); |
549 | |
550 | /* Disable the brooktree device */ |
551 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
552 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
553 | |
554 | return 0; |
555 | } |
556 | |
557 | |
558 | /* |
559 | * Special Memory Allocation |
560 | */ |
561 | vm_offset_t |
562 | get_bktr_mem(int unit, unsigned size) |
563 | { |
564 | vm_offset_t addr = 0; |
565 | |
566 | addr = vm_page_alloc_contig(size, 0, 0xffffffff, 1<<24); |
567 | if (addr == 0) |
568 | addr = vm_page_alloc_contig(size, 0, 0xffffffff, PAGE_SIZE); |
569 | if (addr == 0) { |
570 | printf("bktr%d: Unable to allocate %d bytes of memory.\n" , |
571 | unit, size); |
572 | } |
573 | |
574 | return(addr); |
575 | } |
576 | |
577 | |
578 | /*--------------------------------------------------------- |
579 | ** |
580 | ** BrookTree 848 character device driver routines |
581 | ** |
582 | **--------------------------------------------------------- |
583 | */ |
584 | |
585 | #define VIDEO_DEV 0x00 |
586 | #define TUNER_DEV 0x01 |
587 | #define VBI_DEV 0x02 |
588 | |
589 | #define UNIT(x) ((x) & 0x0f) |
590 | #define FUNCTION(x) (x >> 4) |
591 | |
592 | /* |
593 | * |
594 | */ |
595 | int |
596 | bktr_open(dev_t dev, int flags, int fmt, struct lwp *l) |
597 | { |
598 | bktr_ptr_t bktr; |
599 | int unit; |
600 | int result; |
601 | |
602 | unit = UNIT(minor(dev)); |
603 | |
604 | /* Get the device data */ |
605 | bktr = (struct bktr_softc*)devclass_get_softc(bktr_devclass, unit); |
606 | if (bktr == NULL) { |
607 | /* the device is no longer valid/functioning */ |
608 | return (ENXIO); |
609 | } |
610 | |
611 | if (!(bktr->flags & METEOR_INITIALIZED)) /* device not found */ |
612 | return(ENXIO); |
613 | |
614 | /* Record that the device is now busy */ |
615 | device_busy(devclass_get_device(bktr_devclass, unit)); |
616 | |
617 | |
618 | if (bt848_card != -1) { |
619 | if ((bt848_card >> 8 == unit) && |
620 | ((bt848_card & 0xff) < Bt848_MAX_CARD)) { |
621 | if (bktr->bt848_card != (bt848_card & 0xff)) { |
622 | bktr->bt848_card = (bt848_card & 0xff); |
623 | probeCard(bktr, FALSE, unit); |
624 | } |
625 | } |
626 | } |
627 | |
628 | if (bt848_tuner != -1) { |
629 | if ((bt848_tuner >> 8 == unit) && |
630 | ((bt848_tuner & 0xff) < Bt848_MAX_TUNER)) { |
631 | if (bktr->bt848_tuner != (bt848_tuner & 0xff)) { |
632 | bktr->bt848_tuner = (bt848_tuner & 0xff); |
633 | probeCard(bktr, FALSE, unit); |
634 | } |
635 | } |
636 | } |
637 | |
638 | if (bt848_reverse_mute != -1) { |
639 | if ((bt848_reverse_mute >> 8) == unit) { |
640 | bktr->reverse_mute = bt848_reverse_mute & 0xff; |
641 | } |
642 | } |
643 | |
644 | if (bt848_slow_msp_audio != -1) { |
645 | if ((bt848_slow_msp_audio >> 8) == unit) { |
646 | bktr->slow_msp_audio = (bt848_slow_msp_audio & 0xff); |
647 | } |
648 | } |
649 | |
650 | switch (FUNCTION(minor(dev))) { |
651 | case VIDEO_DEV: |
652 | result = video_open(bktr); |
653 | break; |
654 | case TUNER_DEV: |
655 | result = tuner_open(bktr); |
656 | break; |
657 | case VBI_DEV: |
658 | result = vbi_open(bktr); |
659 | break; |
660 | default: |
661 | result = ENXIO; |
662 | break; |
663 | } |
664 | |
665 | /* If there was an error opening the device, undo the busy status */ |
666 | if (result != 0) |
667 | device_unbusy(devclass_get_device(bktr_devclass, unit)); |
668 | return(result); |
669 | } |
670 | |
671 | |
672 | /* |
673 | * |
674 | */ |
675 | int |
676 | bktr_close(dev_t dev, int flags, int fmt, struct lwp *l) |
677 | { |
678 | bktr_ptr_t bktr; |
679 | int unit; |
680 | int result; |
681 | |
682 | unit = UNIT(minor(dev)); |
683 | |
684 | /* Get the device data */ |
685 | bktr = (struct bktr_softc*)devclass_get_softc(bktr_devclass, unit); |
686 | if (bktr == NULL) { |
687 | /* the device is no longer valid/functioning */ |
688 | return (ENXIO); |
689 | } |
690 | |
691 | switch (FUNCTION(minor(dev))) { |
692 | case VIDEO_DEV: |
693 | result = video_close(bktr); |
694 | break; |
695 | case TUNER_DEV: |
696 | result = tuner_close(bktr); |
697 | break; |
698 | case VBI_DEV: |
699 | result = vbi_close(bktr); |
700 | break; |
701 | default: |
702 | return (ENXIO); |
703 | break; |
704 | } |
705 | |
706 | device_unbusy(devclass_get_device(bktr_devclass, unit)); |
707 | return(result); |
708 | } |
709 | |
710 | |
711 | /* |
712 | * |
713 | */ |
714 | int |
715 | bktr_read(dev_t dev, struct uio *uio, int ioflag) |
716 | { |
717 | bktr_ptr_t bktr; |
718 | int unit; |
719 | |
720 | unit = UNIT(minor(dev)); |
721 | |
722 | /* Get the device data */ |
723 | bktr = (struct bktr_softc*)devclass_get_softc(bktr_devclass, unit); |
724 | if (bktr == NULL) { |
725 | /* the device is no longer valid/functioning */ |
726 | return (ENXIO); |
727 | } |
728 | |
729 | switch (FUNCTION(minor(dev))) { |
730 | case VIDEO_DEV: |
731 | return(video_read(bktr, unit, dev, uio)); |
732 | case VBI_DEV: |
733 | return(vbi_read(bktr, uio, ioflag)); |
734 | } |
735 | return(ENXIO); |
736 | } |
737 | |
738 | |
739 | /* |
740 | * |
741 | */ |
742 | int |
743 | bktr_write(dev_t dev, struct uio *uio, int ioflag) |
744 | { |
745 | return(EINVAL); /* XXX or ENXIO ? */ |
746 | } |
747 | |
748 | |
749 | /* |
750 | * |
751 | */ |
752 | int |
753 | bktr_ioctl(dev_t dev, ioctl_cmd_t cmd, void *arg, int flag, struct proc* pr) |
754 | { |
755 | bktr_ptr_t bktr; |
756 | int unit; |
757 | |
758 | unit = UNIT(minor(dev)); |
759 | |
760 | /* Get the device data */ |
761 | bktr = (struct bktr_softc*)devclass_get_softc(bktr_devclass, unit); |
762 | if (bktr == NULL) { |
763 | /* the device is no longer valid/functioning */ |
764 | return (ENXIO); |
765 | } |
766 | |
767 | if (bktr->bigbuf == 0) /* no frame buffer allocated (ioctl failed) */ |
768 | return(ENOMEM); |
769 | |
770 | switch (FUNCTION(minor(dev))) { |
771 | case VIDEO_DEV: |
772 | return(video_ioctl(bktr, unit, cmd, arg, pr)); |
773 | case TUNER_DEV: |
774 | return(tuner_ioctl(bktr, unit, cmd, arg, pr)); |
775 | } |
776 | |
777 | return(ENXIO); |
778 | } |
779 | |
780 | |
781 | /* |
782 | * |
783 | */ |
784 | int |
785 | bktr_mmap(dev_t dev, vm_offset_t offset, int nprot) |
786 | { |
787 | int unit; |
788 | bktr_ptr_t bktr; |
789 | |
790 | unit = UNIT(minor(dev)); |
791 | |
792 | if (FUNCTION(minor(dev)) > 0) /* only allow mmap on /dev/bktr[n] */ |
793 | return(-1); |
794 | |
795 | /* Get the device data */ |
796 | bktr = (struct bktr_softc*)devclass_get_softc(bktr_devclass, unit); |
797 | if (bktr == NULL) { |
798 | /* the device is no longer valid/functioning */ |
799 | return (-1); |
800 | } |
801 | |
802 | if (nprot & PROT_EXEC) |
803 | return(-1); |
804 | |
805 | if (offset < 0) |
806 | return(-1); |
807 | |
808 | if (offset >= bktr->alloc_pages * PAGE_SIZE) |
809 | return(-1); |
810 | |
811 | return(atop(vtophys(bktr->bigbuf) + offset)); |
812 | } |
813 | |
814 | int bktr_poll(dev_t dev, int events, struct lwp *l) |
815 | { |
816 | int unit; |
817 | bktr_ptr_t bktr; |
818 | int revents = 0; |
819 | DECLARE_INTR_MASK(s); |
820 | |
821 | unit = UNIT(minor(dev)); |
822 | |
823 | /* Get the device data */ |
824 | bktr = (struct bktr_softc*)devclass_get_softc(bktr_devclass, unit); |
825 | if (bktr == NULL) { |
826 | /* the device is no longer valid/functioning */ |
827 | return (ENXIO); |
828 | } |
829 | |
830 | DISABLE_INTR(s); |
831 | |
832 | if (events & (POLLIN | POLLRDNORM)) { |
833 | |
834 | switch (FUNCTION(minor(dev))) { |
835 | case VBI_DEV: |
836 | if(bktr->vbisize == 0) |
837 | selrecord(p, &bktr->vbi_select); |
838 | else |
839 | revents |= events & (POLLIN | POLLRDNORM); |
840 | break; |
841 | } |
842 | } |
843 | |
844 | ENABLE_INTR(s); |
845 | |
846 | return (revents); |
847 | } |
848 | |
849 | #endif /* FreeBSD 4.x specific kernel interface routines */ |
850 | |
851 | /**********************************/ |
852 | /* *** FreeBSD 2.2.x and 3.x *** */ |
853 | /**********************************/ |
854 | |
855 | #if ((__FreeBSD__ == 2) || (__FreeBSD__ == 3)) |
856 | |
857 | static bktr_reg_t brooktree[NBKTR]; |
858 | |
859 | static const char* bktr_probe(pcici_t tag, pcidi_t type); |
860 | static void bktr_attach(pcici_t tag, int unit); |
861 | static void bktr_intr(void *arg) { common_bktr_intr(arg); } |
862 | |
863 | static u_int bktr_count; |
864 | |
865 | static struct pci_device bktr_device = { |
866 | "bktr" , |
867 | bktr_probe, |
868 | bktr_attach, |
869 | &bktr_count |
870 | }; |
871 | |
872 | DATA_SET (pcidevice_set, bktr_device); |
873 | |
874 | static d_open_t bktr_open; |
875 | static d_close_t bktr_close; |
876 | static d_read_t bktr_read; |
877 | static d_write_t bktr_write; |
878 | static d_ioctl_t bktr_ioctl; |
879 | static d_mmap_t bktr_mmap; |
880 | static d_poll_t bktr_poll; |
881 | |
882 | #define CDEV_MAJOR 92 |
883 | static struct cdevsw bktr_cdevsw = |
884 | { |
885 | bktr_open, bktr_close, bktr_read, bktr_write, |
886 | bktr_ioctl, nostop, nullreset, nodevtotty, |
887 | bktr_poll, bktr_mmap, NULL, "bktr" , |
888 | NULL, -1 |
889 | }; |
890 | |
891 | static int bktr_devsw_installed; |
892 | |
893 | static void |
894 | bktr_drvinit(void *unused) |
895 | { |
896 | dev_t dev; |
897 | |
898 | if (! bktr_devsw_installed) { |
899 | dev = makedev(CDEV_MAJOR, 0); |
900 | cdevsw_add(&dev,&bktr_cdevsw, NULL); |
901 | bktr_devsw_installed = 1; |
902 | } |
903 | } |
904 | |
905 | SYSINIT(bktrdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,bktr_drvinit,NULL) |
906 | |
907 | /* |
908 | * the boot time probe routine. |
909 | */ |
910 | static const char* |
911 | bktr_probe(pcici_t tag, pcidi_t type) |
912 | { |
913 | unsigned int rev = pci_conf_read(tag, PCIR_REVID) & 0x000000ff; |
914 | |
915 | if (PCI_VENDOR(type) == PCI_VENDOR_BROOKTREE) |
916 | { |
917 | switch (PCI_PRODUCT(type)) { |
918 | case PCI_PRODUCT_BROOKTREE_BT848: |
919 | if (rev == 0x12) return("BrookTree 848A" ); |
920 | else return("BrookTree 848" ); |
921 | case PCI_PRODUCT_BROOKTREE_BT849: |
922 | return("BrookTree 849A" ); |
923 | case PCI_PRODUCT_BROOKTREE_BT878: |
924 | return("BrookTree 878" ); |
925 | case PCI_PRODUCT_BROOKTREE_BT879: |
926 | return("BrookTree 879" ); |
927 | } |
928 | }; |
929 | |
930 | return ((char *)0); |
931 | } |
932 | |
933 | /* |
934 | * the attach routine. |
935 | */ |
936 | static void |
937 | bktr_attach(pcici_t tag, int unit) |
938 | { |
939 | bktr_ptr_t bktr; |
940 | u_int latency; |
941 | u_int fun; |
942 | unsigned int rev; |
943 | unsigned long base; |
944 | #ifdef BROOKTREE_IRQ |
945 | u_int old_irq, new_irq; |
946 | #endif |
947 | |
948 | bktr = &brooktree[unit]; |
949 | |
950 | if (unit >= NBKTR) { |
951 | printf("brooktree%d: attach: only %d units configured.\n" , |
952 | unit, NBKTR); |
953 | printf("brooktree%d: attach: invalid unit number.\n" , unit); |
954 | return; |
955 | } |
956 | |
957 | /* build the device name for bktr_name() */ |
958 | snprintf(bktr->bktr_xname, sizeof(bktr->bktr_xname), "bktr%d" ,unit); |
959 | |
960 | /* Enable Memory Mapping */ |
961 | fun = pci_conf_read(tag, PCI_COMMAND_STATUS_REG); |
962 | pci_conf_write(tag, PCI_COMMAND_STATUS_REG, fun | 2); |
963 | |
964 | /* Enable Bus Mastering */ |
965 | fun = pci_conf_read(tag, PCI_COMMAND_STATUS_REG); |
966 | pci_conf_write(tag, PCI_COMMAND_STATUS_REG, fun | 4); |
967 | |
968 | bktr->tag = tag; |
969 | |
970 | |
971 | /* |
972 | * Map control/status registers |
973 | */ |
974 | pci_map_mem(tag, PCI_MAP_REG_START, (vm_offset_t *) &base, |
975 | &bktr->phys_base); |
976 | #if (__FreeBSD_version >= 300000) |
977 | bktr->memt = I386_BUS_SPACE_MEM; /* XXX should use proper bus space */ |
978 | bktr->memh = (bus_space_handle_t)base; /* XXX functions here */ |
979 | #endif |
980 | |
981 | /* |
982 | * Disable the brooktree device |
983 | */ |
984 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
985 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
986 | |
987 | #ifdef BROOKTREE_IRQ /* from the configuration file */ |
988 | old_irq = pci_conf_read(tag, PCI_INTERRUPT_REG); |
989 | pci_conf_write(tag, PCI_INTERRUPT_REG, BROOKTREE_IRQ); |
990 | new_irq = pci_conf_read(tag, PCI_INTERRUPT_REG); |
991 | printf("bktr%d: attach: irq changed from %d to %d\n" , |
992 | unit, (old_irq & 0xff), (new_irq & 0xff)); |
993 | #endif |
994 | |
995 | /* |
996 | * setup the interrupt handling routine |
997 | */ |
998 | pci_map_int(tag, bktr_intr, (void*) bktr, &tty_imask); |
999 | |
1000 | |
1001 | /* Update the Device Control Register */ |
1002 | /* on Bt878 and Bt879 cards */ |
1003 | fun = pci_conf_read(tag, 0x40); |
1004 | fun = fun | 1; /* Enable writes to the sub-system vendor ID */ |
1005 | |
1006 | #if defined(BKTR_430_FX_MODE) |
1007 | if (bootverbose) printf("Using 430 FX chipset compatibility mode\n" ); |
1008 | fun = fun | 2; /* Enable Intel 430 FX compatibility mode */ |
1009 | #endif |
1010 | |
1011 | #if defined(BKTR_SIS_VIA_MODE) |
1012 | if (bootverbose) printf("Using SiS/VIA chipset compatibility mode\n" ); |
1013 | fun = fun | 4; /* Enable SiS/VIA compatibility mode (useful for |
1014 | OPTi chipset motherboards too */ |
1015 | #endif |
1016 | pci_conf_write(tag, 0x40, fun); |
1017 | |
1018 | |
1019 | /* XXX call bt848_i2c dependent attach() routine */ |
1020 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
1021 | if (bt848_i2c_attach(unit, bktr, &bktr->i2c_sc)) |
1022 | printf("bktr%d: i2c_attach: can't attach\n" , unit); |
1023 | #endif |
1024 | |
1025 | |
1026 | /* |
1027 | * PCI latency timer. 32 is a good value for 4 bus mastering slots, if |
1028 | * you have more than four, then 16 would probably be a better value. |
1029 | */ |
1030 | #ifndef BROOKTREE_DEF_LATENCY_VALUE |
1031 | #define BROOKTREE_DEF_LATENCY_VALUE 10 |
1032 | #endif |
1033 | latency = pci_conf_read(tag, PCI_LATENCY_TIMER); |
1034 | latency = (latency >> 8) & 0xff; |
1035 | if (bootverbose) { |
1036 | if (latency) |
1037 | printf("brooktree%d: PCI bus latency is" , unit); |
1038 | else |
1039 | printf("brooktree%d: PCI bus latency was 0 changing to" , |
1040 | unit); |
1041 | } |
1042 | if (!latency) { |
1043 | latency = BROOKTREE_DEF_LATENCY_VALUE; |
1044 | pci_conf_write(tag, PCI_LATENCY_TIMER, latency<<8); |
1045 | } |
1046 | if (bootverbose) { |
1047 | printf(" %d.\n" , (int) latency); |
1048 | } |
1049 | |
1050 | |
1051 | /* read the pci device id and revision id */ |
1052 | fun = pci_conf_read(tag, PCI_ID_REG); |
1053 | rev = pci_conf_read(tag, PCIR_REVID) & 0x000000ff; |
1054 | |
1055 | /* call the common attach code */ |
1056 | common_bktr_attach(bktr, unit, fun, rev); |
1057 | |
1058 | } |
1059 | |
1060 | |
1061 | /* |
1062 | * Special Memory Allocation |
1063 | */ |
1064 | vm_offset_t |
1065 | get_bktr_mem(int unit, unsigned size) |
1066 | { |
1067 | vm_offset_t addr = 0; |
1068 | |
1069 | addr = vm_page_alloc_contig(size, 0x100000, 0xffffffff, 1<<24); |
1070 | if (addr == 0) |
1071 | addr = vm_page_alloc_contig(size, 0x100000, 0xffffffff, |
1072 | PAGE_SIZE); |
1073 | if (addr == 0) { |
1074 | printf("bktr%d: Unable to allocate %d bytes of memory.\n" , |
1075 | unit, size); |
1076 | } |
1077 | |
1078 | return(addr); |
1079 | } |
1080 | |
1081 | /*--------------------------------------------------------- |
1082 | ** |
1083 | ** BrookTree 848 character device driver routines |
1084 | ** |
1085 | **--------------------------------------------------------- |
1086 | */ |
1087 | |
1088 | |
1089 | #define VIDEO_DEV 0x00 |
1090 | #define TUNER_DEV 0x01 |
1091 | #define VBI_DEV 0x02 |
1092 | |
1093 | #define UNIT(x) ((x) & 0x0f) |
1094 | #define FUNCTION(x) ((x >> 4) & 0x0f) |
1095 | |
1096 | |
1097 | /* |
1098 | * |
1099 | */ |
1100 | int |
1101 | bktr_open(dev_t dev, int flags, int fmt, struct lwp *l) |
1102 | { |
1103 | bktr_ptr_t bktr; |
1104 | int unit; |
1105 | |
1106 | unit = UNIT(minor(dev)); |
1107 | if (unit >= NBKTR) /* unit out of range */ |
1108 | return(ENXIO); |
1109 | |
1110 | bktr = &(brooktree[unit]); |
1111 | |
1112 | if (!(bktr->flags & METEOR_INITIALIZED)) /* device not found */ |
1113 | return(ENXIO); |
1114 | |
1115 | |
1116 | if (bt848_card != -1) { |
1117 | if ((bt848_card >> 8 == unit) && |
1118 | ((bt848_card & 0xff) < Bt848_MAX_CARD)) { |
1119 | if (bktr->bt848_card != (bt848_card & 0xff)) { |
1120 | bktr->bt848_card = (bt848_card & 0xff); |
1121 | probeCard(bktr, FALSE, unit); |
1122 | } |
1123 | } |
1124 | } |
1125 | |
1126 | if (bt848_tuner != -1) { |
1127 | if ((bt848_tuner >> 8 == unit) && |
1128 | ((bt848_tuner & 0xff) < Bt848_MAX_TUNER)) { |
1129 | if (bktr->bt848_tuner != (bt848_tuner & 0xff)) { |
1130 | bktr->bt848_tuner = (bt848_tuner & 0xff); |
1131 | probeCard(bktr, FALSE, unit); |
1132 | } |
1133 | } |
1134 | } |
1135 | |
1136 | if (bt848_reverse_mute != -1) { |
1137 | if ((bt848_reverse_mute >> 8) == unit) { |
1138 | bktr->reverse_mute = bt848_reverse_mute & 0xff; |
1139 | } |
1140 | } |
1141 | |
1142 | if (bt848_slow_msp_audio != -1) { |
1143 | if ((bt848_slow_msp_audio >> 8) == unit) { |
1144 | bktr->slow_msp_audio = (bt848_slow_msp_audio & 0xff); |
1145 | } |
1146 | } |
1147 | |
1148 | switch (FUNCTION(minor(dev))) { |
1149 | case VIDEO_DEV: |
1150 | return(video_open(bktr)); |
1151 | case TUNER_DEV: |
1152 | return(tuner_open(bktr)); |
1153 | case VBI_DEV: |
1154 | return(vbi_open(bktr)); |
1155 | } |
1156 | return(ENXIO); |
1157 | } |
1158 | |
1159 | |
1160 | /* |
1161 | * |
1162 | */ |
1163 | int |
1164 | bktr_close(dev_t dev, int flags, int fmt, struct lwp *l) |
1165 | { |
1166 | bktr_ptr_t bktr; |
1167 | int unit; |
1168 | |
1169 | unit = UNIT(minor(dev)); |
1170 | if (unit >= NBKTR) /* unit out of range */ |
1171 | return(ENXIO); |
1172 | |
1173 | bktr = &(brooktree[unit]); |
1174 | |
1175 | switch (FUNCTION(minor(dev))) { |
1176 | case VIDEO_DEV: |
1177 | return(video_close(bktr)); |
1178 | case TUNER_DEV: |
1179 | return(tuner_close(bktr)); |
1180 | case VBI_DEV: |
1181 | return(vbi_close(bktr)); |
1182 | } |
1183 | |
1184 | return(ENXIO); |
1185 | } |
1186 | |
1187 | /* |
1188 | * |
1189 | */ |
1190 | int |
1191 | bktr_read(dev_t dev, struct uio *uio, int ioflag) |
1192 | { |
1193 | bktr_ptr_t bktr; |
1194 | int unit; |
1195 | |
1196 | unit = UNIT(minor(dev)); |
1197 | if (unit >= NBKTR) /* unit out of range */ |
1198 | return(ENXIO); |
1199 | |
1200 | bktr = &(brooktree[unit]); |
1201 | |
1202 | switch (FUNCTION(minor(dev))) { |
1203 | case VIDEO_DEV: |
1204 | return(video_read(bktr, unit, dev, uio)); |
1205 | case VBI_DEV: |
1206 | return(vbi_read(bktr, uio, ioflag)); |
1207 | } |
1208 | return(ENXIO); |
1209 | } |
1210 | |
1211 | |
1212 | /* |
1213 | * |
1214 | */ |
1215 | int |
1216 | bktr_write(dev_t dev, struct uio *uio, int ioflag) |
1217 | { |
1218 | return(EINVAL); /* XXX or ENXIO ? */ |
1219 | } |
1220 | |
1221 | /* |
1222 | * |
1223 | */ |
1224 | int |
1225 | bktr_ioctl(dev_t dev, ioctl_cmd_t cmd, void *arg, int flag, struct proc* pr) |
1226 | { |
1227 | bktr_ptr_t bktr; |
1228 | int unit; |
1229 | |
1230 | unit = UNIT(minor(dev)); |
1231 | if (unit >= NBKTR) /* unit out of range */ |
1232 | return(ENXIO); |
1233 | |
1234 | bktr = &(brooktree[unit]); |
1235 | |
1236 | if (bktr->bigbuf == 0) /* no frame buffer allocated (ioctl failed) */ |
1237 | return(ENOMEM); |
1238 | |
1239 | switch (FUNCTION(minor(dev))) { |
1240 | case VIDEO_DEV: |
1241 | return(video_ioctl(bktr, unit, cmd, arg, pr)); |
1242 | case TUNER_DEV: |
1243 | return(tuner_ioctl(bktr, unit, cmd, arg, pr)); |
1244 | } |
1245 | |
1246 | return(ENXIO); |
1247 | } |
1248 | |
1249 | /* |
1250 | * bktr_mmap. |
1251 | * Note: 2.2.5/2.2.6/2.2.7/3.0 users must manually |
1252 | * edit the line below and change "vm_offset_t" to "int" |
1253 | */ |
1254 | int bktr_mmap(dev_t dev, vm_offset_t offset, int nprot) |
1255 | |
1256 | { |
1257 | int unit; |
1258 | bktr_ptr_t bktr; |
1259 | |
1260 | unit = UNIT(minor(dev)); |
1261 | |
1262 | if (unit >= NBKTR || FUNCTION(minor(dev)) > 0) |
1263 | return(-1); |
1264 | |
1265 | bktr = &(brooktree[unit]); |
1266 | |
1267 | if (nprot & PROT_EXEC) |
1268 | return(-1); |
1269 | |
1270 | if (offset < 0) |
1271 | return(-1); |
1272 | |
1273 | if (offset >= bktr->alloc_pages * PAGE_SIZE) |
1274 | return(-1); |
1275 | |
1276 | return(i386_btop(vtophys(bktr->bigbuf) + offset)); |
1277 | } |
1278 | |
1279 | int bktr_poll(dev_t dev, int events, struct lwp *l) |
1280 | { |
1281 | int unit; |
1282 | bktr_ptr_t bktr; |
1283 | int revents = 0; |
1284 | |
1285 | unit = UNIT(minor(dev)); |
1286 | |
1287 | if (unit >= NBKTR) |
1288 | return(-1); |
1289 | |
1290 | bktr = &(brooktree[unit]); |
1291 | |
1292 | disable_intr(); |
1293 | |
1294 | if (events & (POLLIN | POLLRDNORM)) { |
1295 | |
1296 | switch (FUNCTION(minor(dev))) { |
1297 | case VBI_DEV: |
1298 | if(bktr->vbisize == 0) |
1299 | selrecord(p, &bktr->vbi_select); |
1300 | else |
1301 | revents |= events & (POLLIN | POLLRDNORM); |
1302 | break; |
1303 | } |
1304 | } |
1305 | |
1306 | enable_intr(); |
1307 | |
1308 | return (revents); |
1309 | } |
1310 | |
1311 | |
1312 | #endif /* FreeBSD 2.2.x and 3.x specific kernel interface routines */ |
1313 | |
1314 | |
1315 | /*****************/ |
1316 | /* *** BSDI *** */ |
1317 | /*****************/ |
1318 | |
1319 | #if defined(__bsdi__) |
1320 | #endif /* __bsdi__ BSDI specific kernel interface routines */ |
1321 | |
1322 | |
1323 | /*****************************/ |
1324 | /* *** OpenBSD / NetBSD *** */ |
1325 | /*****************************/ |
1326 | #if defined(__NetBSD__) || defined(__OpenBSD__) |
1327 | |
1328 | #define IPL_VIDEO IPL_BIO /* XXX */ |
1329 | |
1330 | static int bktr_intr(void *arg) { return common_bktr_intr(arg); } |
1331 | |
1332 | #if defined(__OpenBSD__) |
1333 | #define bktr_open bktropen |
1334 | #define bktr_close bktrclose |
1335 | #define bktr_read bktrread |
1336 | #define bktr_write bktrwrite |
1337 | #define bktr_ioctl bktrioctl |
1338 | #define bktr_mmap bktrmmap |
1339 | |
1340 | static int bktr_probe(struct device *, void *, void *); |
1341 | #else |
1342 | static int bktr_probe(device_t, cfdata_t, void *); |
1343 | #endif |
1344 | static void bktr_attach(device_t, device_t, void *); |
1345 | |
1346 | CFATTACH_DECL_NEW(bktr, sizeof(struct bktr_softc), |
1347 | bktr_probe, bktr_attach, NULL, NULL); |
1348 | |
1349 | #if defined(__NetBSD__) |
1350 | extern struct cfdriver bktr_cd; |
1351 | #else |
1352 | struct cfdriver bktr_cd = { |
1353 | NULL, "bktr" , DV_DULL |
1354 | }; |
1355 | #endif |
1356 | |
1357 | |
1358 | #if NRADIO > 0 |
1359 | /* for radio(4) */ |
1360 | int bktr_get_info(void *, struct radio_info *); |
1361 | int bktr_set_info(void *, struct radio_info *); |
1362 | |
1363 | static struct radio_hw_if bktr_hw_if = { |
1364 | NULL, /* open */ |
1365 | NULL, /* close */ |
1366 | bktr_get_info, |
1367 | bktr_set_info, |
1368 | NULL /* search */ |
1369 | }; |
1370 | #endif |
1371 | |
1372 | int |
1373 | bktr_probe(device_t parent, cfdata_t match, void *aux) |
1374 | { |
1375 | struct pci_attach_args *pa = aux; |
1376 | |
1377 | if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_BROOKTREE && |
1378 | (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROOKTREE_BT848 || |
1379 | PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROOKTREE_BT849 || |
1380 | PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROOKTREE_BT878 || |
1381 | PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BROOKTREE_BT879)) |
1382 | return 1; |
1383 | |
1384 | return 0; |
1385 | } |
1386 | |
1387 | |
1388 | /* |
1389 | * the attach routine. |
1390 | */ |
1391 | static void |
1392 | bktr_attach(device_t parent, device_t self, void *aux) |
1393 | { |
1394 | bktr_ptr_t bktr; |
1395 | u_int latency; |
1396 | |
1397 | #if defined(__OpenBSD__) |
1398 | u_int fun; |
1399 | unsigned int rev; |
1400 | struct pci_attach_args *pa = aux; |
1401 | pci_chipset_tag_t pc = pa->pa_pc; |
1402 | |
1403 | pci_intr_handle_t ih; |
1404 | const char *intrstr; |
1405 | int retval; |
1406 | int unit; |
1407 | char intrbuf[PCI_INTRSTR_LEN]; |
1408 | |
1409 | bktr = (bktr_ptr_t)self; |
1410 | unit = bktr->bktr_dev.dv_unit; |
1411 | |
1412 | bktr->pc = pa->pa_pc; |
1413 | bktr->tag = pa->pa_tag; |
1414 | bktr->dmat = pa->pa_dmat; |
1415 | |
1416 | /* |
1417 | * map memory |
1418 | */ |
1419 | bktr->memt = pa->pa_memt; |
1420 | retval = pci_mem_find(pc, pa->pa_tag, PCI_MAPREG_START, |
1421 | &bktr->phys_base, &bktr->obmemsz, NULL); |
1422 | if (!retval) |
1423 | retval = bus_space_map(pa->pa_memt, bktr->phys_base, |
1424 | bktr->obmemsz, 0, &bktr->memh); |
1425 | if (retval) { |
1426 | printf(": couldn't map memory\n" ); |
1427 | return; |
1428 | } |
1429 | |
1430 | |
1431 | /* |
1432 | * map interrupt |
1433 | */ |
1434 | if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin, |
1435 | pa->pa_intrline, &ih)) { |
1436 | printf(": couldn't map interrupt\n" ); |
1437 | return; |
1438 | } |
1439 | intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf)); |
1440 | |
1441 | bktr->ih = pci_intr_establish(pa->pa_pc, ih, IPL_VIDEO, |
1442 | bktr_intr, bktr, device_xname(bktr->bktr_dev)); |
1443 | if (bktr->ih == NULL) { |
1444 | printf(": couldn't establish interrupt" ); |
1445 | if (intrstr != NULL) |
1446 | printf(" at %s" , intrstr); |
1447 | printf("\n" ); |
1448 | return; |
1449 | } |
1450 | |
1451 | if (intrstr != NULL) |
1452 | printf(": %s\n" , intrstr); |
1453 | #endif /* __OpenBSD__ */ |
1454 | |
1455 | #if defined(__NetBSD__) |
1456 | struct pci_attach_args *pa = aux; |
1457 | pci_intr_handle_t ih; |
1458 | pcireg_t command; |
1459 | const char *intrstr; |
1460 | int retval; |
1461 | int unit; |
1462 | char intrbuf[PCI_INTRSTR_LEN]; |
1463 | |
1464 | bktr = device_private(self); |
1465 | bktr->bktr_dev = self; |
1466 | unit = device_unit(bktr->bktr_dev); |
1467 | bktr->dmat = pa->pa_dmat; |
1468 | |
1469 | aprint_naive("\n" ); |
1470 | aprint_normal("\n" ); |
1471 | |
1472 | /* Enable Bus Master |
1473 | XXX: check if all old DMA is stopped first (e.g. after warm |
1474 | boot) */ |
1475 | command = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); |
1476 | command |= PCI_COMMAND_MASTER_ENABLE; |
1477 | pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command); |
1478 | |
1479 | /* |
1480 | * map memory |
1481 | */ |
1482 | retval = pci_mapreg_map(pa, PCI_MAPREG_START, |
1483 | PCI_MAPREG_TYPE_MEM |
1484 | | PCI_MAPREG_MEM_TYPE_32BIT, 0, |
1485 | &bktr->memt, &bktr->memh, NULL, |
1486 | &bktr->obmemsz); |
1487 | DPR(("pci_mapreg_map: size %lx\n" , |
1488 | (unsigned long)bktr->obmemsz)); |
1489 | if (retval) { |
1490 | aprint_error("%s: couldn't map memory\n" , bktr_name(bktr)); |
1491 | return; |
1492 | } |
1493 | |
1494 | /* |
1495 | * Disable the brooktree device |
1496 | */ |
1497 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
1498 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
1499 | |
1500 | /* |
1501 | * map interrupt |
1502 | */ |
1503 | if (pci_intr_map(pa, &ih)) { |
1504 | aprint_error("%s: couldn't map interrupt\n" , |
1505 | bktr_name(bktr)); |
1506 | return; |
1507 | } |
1508 | intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf)); |
1509 | bktr->ih = pci_intr_establish(pa->pa_pc, ih, IPL_VIDEO, |
1510 | bktr_intr, bktr); |
1511 | if (bktr->ih == NULL) { |
1512 | aprint_error("%s: couldn't establish interrupt" , |
1513 | bktr_name(bktr)); |
1514 | if (intrstr != NULL) |
1515 | aprint_normal(" at %s" , intrstr); |
1516 | aprint_normal("\n" ); |
1517 | return; |
1518 | } |
1519 | if (intrstr != NULL) |
1520 | aprint_normal("%s: interrupting at %s\n" , bktr_name(bktr), |
1521 | intrstr); |
1522 | selinit(&bktr->vbi_select); |
1523 | #endif /* __NetBSD__ */ |
1524 | |
1525 | /* |
1526 | * PCI latency timer. 32 is a good value for 4 bus mastering slots, if |
1527 | * you have more than four, then 16 would probably be a better value. |
1528 | */ |
1529 | #ifndef BROOKTREE_DEF_LATENCY_VALUE |
1530 | #define BROOKTREE_DEF_LATENCY_VALUE 0x10 |
1531 | #endif |
1532 | latency = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_LATENCY_TIMER); |
1533 | latency = (latency >> 8) & 0xff; |
1534 | |
1535 | if (!latency) { |
1536 | if (bootverbose) { |
1537 | printf("%s: PCI bus latency was 0 changing to %d" , |
1538 | bktr_name(bktr), BROOKTREE_DEF_LATENCY_VALUE); |
1539 | } |
1540 | latency = BROOKTREE_DEF_LATENCY_VALUE; |
1541 | pci_conf_write(pa->pa_pc, pa->pa_tag, |
1542 | PCI_LATENCY_TIMER, latency<<8); |
1543 | } |
1544 | |
1545 | if (common_bktr_attach(bktr, unit, pa->pa_id, |
1546 | PCI_REVISION(pa->pa_class)) == 0) |
1547 | return; |
1548 | |
1549 | #if NRADIO > 0 |
1550 | /* attach to radio(4) */ |
1551 | if (bktr->card.tuner->pllControl[3] != 0x00) |
1552 | radio_attach_mi(&bktr_hw_if, bktr, bktr->bktr_dev); |
1553 | #endif |
1554 | } |
1555 | |
1556 | |
1557 | /* |
1558 | * Special Memory Allocation |
1559 | */ |
1560 | #if defined (__NetBSD__) |
1561 | vaddr_t |
1562 | #else |
1563 | vm_offset_t |
1564 | #endif |
1565 | get_bktr_mem(bktr_ptr_t bktr, bus_dmamap_t *dmapp, unsigned int size) |
1566 | { |
1567 | bus_dma_tag_t dmat = bktr->dmat; |
1568 | bus_dma_segment_t seg; |
1569 | bus_size_t align; |
1570 | int rseg; |
1571 | void *kva; |
1572 | |
1573 | /* |
1574 | * Allocate a DMA area |
1575 | */ |
1576 | align = 1 << 24; |
1577 | if (bus_dmamem_alloc(dmat, size, align, 0, &seg, 1, |
1578 | &rseg, BUS_DMA_NOWAIT)) { |
1579 | align = PAGE_SIZE; |
1580 | if (bus_dmamem_alloc(dmat, size, align, 0, &seg, 1, |
1581 | &rseg, BUS_DMA_NOWAIT)) { |
1582 | printf("%s: Unable to dmamem_alloc of %d bytes\n" , |
1583 | bktr_name(bktr), size); |
1584 | return 0; |
1585 | } |
1586 | } |
1587 | if (bus_dmamem_map(dmat, &seg, rseg, size, |
1588 | &kva, BUS_DMA_NOWAIT|BUS_DMA_COHERENT)) { |
1589 | printf("%s: Unable to dmamem_map of %d bytes\n" , |
1590 | bktr_name(bktr), size); |
1591 | bus_dmamem_free(dmat, &seg, rseg); |
1592 | return 0; |
1593 | } |
1594 | #ifdef __OpenBSD__ |
1595 | bktr->dm_mapsize = size; |
1596 | #endif |
1597 | /* |
1598 | * Create and locd the DMA map for the DMA area |
1599 | */ |
1600 | if (bus_dmamap_create(dmat, size, 1, size, 0, BUS_DMA_NOWAIT, dmapp)) { |
1601 | printf("%s: Unable to dmamap_create of %d bytes\n" , |
1602 | bktr_name(bktr), size); |
1603 | bus_dmamem_unmap(dmat, kva, size); |
1604 | bus_dmamem_free(dmat, &seg, rseg); |
1605 | return 0; |
1606 | } |
1607 | if (bus_dmamap_load(dmat, *dmapp, kva, size, NULL, BUS_DMA_NOWAIT)) { |
1608 | printf("%s: Unable to dmamap_load of %d bytes\n" , |
1609 | bktr_name(bktr), size); |
1610 | bus_dmamem_unmap(dmat, kva, size); |
1611 | bus_dmamem_free(dmat, &seg, rseg); |
1612 | bus_dmamap_destroy(dmat, *dmapp); |
1613 | return 0; |
1614 | } |
1615 | #if defined(__NetBSD__) |
1616 | return (vaddr_t)kva; |
1617 | #else |
1618 | return (vm_offset_t)kva; |
1619 | #endif |
1620 | } |
1621 | |
1622 | void |
1623 | free_bktr_mem(bktr_ptr_t bktr, bus_dmamap_t dmap, vaddr_t kva) |
1624 | { |
1625 | bus_dma_tag_t dmat = bktr->dmat; |
1626 | |
1627 | #ifdef __NetBSD__ |
1628 | bus_dmamem_unmap(dmat, (void *)kva, dmap->dm_mapsize); |
1629 | #else |
1630 | bus_dmamem_unmap(dmat, (void *)kva, bktr->dm_mapsize); |
1631 | #endif |
1632 | bus_dmamem_free(dmat, dmap->dm_segs, 1); |
1633 | bus_dmamap_destroy(dmat, dmap); |
1634 | } |
1635 | |
1636 | |
1637 | /*--------------------------------------------------------- |
1638 | ** |
1639 | ** BrookTree 848 character device driver routines |
1640 | ** |
1641 | **--------------------------------------------------------- |
1642 | */ |
1643 | |
1644 | |
1645 | #define VIDEO_DEV 0x00 |
1646 | #define TUNER_DEV 0x01 |
1647 | #define VBI_DEV 0x02 |
1648 | |
1649 | #define UNIT(x) (minor((x) & 0x0f)) |
1650 | #define FUNCTION(x) (minor((x >> 4) & 0x0f)) |
1651 | |
1652 | /* |
1653 | * |
1654 | */ |
1655 | int |
1656 | bktr_open(dev_t dev, int flags, int fmt, |
1657 | struct lwp *l) |
1658 | { |
1659 | bktr_ptr_t bktr; |
1660 | int unit; |
1661 | |
1662 | unit = UNIT(dev); |
1663 | |
1664 | /* unit out of range */ |
1665 | bktr = device_lookup_private(&bktr_cd, unit); |
1666 | if (bktr == NULL) |
1667 | return(ENXIO); |
1668 | |
1669 | if (!(bktr->flags & METEOR_INITIALIZED)) /* device not found */ |
1670 | return(ENXIO); |
1671 | |
1672 | switch (FUNCTION(dev)) { |
1673 | case VIDEO_DEV: |
1674 | return(video_open(bktr)); |
1675 | case TUNER_DEV: |
1676 | return(tuner_open(bktr)); |
1677 | case VBI_DEV: |
1678 | return(vbi_open(bktr)); |
1679 | } |
1680 | |
1681 | return(ENXIO); |
1682 | } |
1683 | |
1684 | |
1685 | /* |
1686 | * |
1687 | */ |
1688 | int |
1689 | bktr_close(dev_t dev, int flags, int fmt, |
1690 | struct lwp *l) |
1691 | { |
1692 | bktr_ptr_t bktr; |
1693 | int unit; |
1694 | |
1695 | unit = UNIT(dev); |
1696 | |
1697 | bktr = device_lookup_private(&bktr_cd, unit); |
1698 | |
1699 | switch (FUNCTION(dev)) { |
1700 | case VIDEO_DEV: |
1701 | return(video_close(bktr)); |
1702 | case TUNER_DEV: |
1703 | return(tuner_close(bktr)); |
1704 | case VBI_DEV: |
1705 | return(vbi_close(bktr)); |
1706 | } |
1707 | |
1708 | return(ENXIO); |
1709 | } |
1710 | |
1711 | /* |
1712 | * |
1713 | */ |
1714 | int |
1715 | bktr_read(dev_t dev, struct uio *uio, int ioflag) |
1716 | { |
1717 | bktr_ptr_t bktr; |
1718 | int unit; |
1719 | |
1720 | unit = UNIT(dev); |
1721 | |
1722 | bktr = device_lookup_private(&bktr_cd, unit); |
1723 | |
1724 | switch (FUNCTION(dev)) { |
1725 | case VIDEO_DEV: |
1726 | return(video_read(bktr, unit, dev, uio)); |
1727 | case VBI_DEV: |
1728 | return(vbi_read(bktr, uio, ioflag)); |
1729 | } |
1730 | |
1731 | return(ENXIO); |
1732 | } |
1733 | |
1734 | |
1735 | /* |
1736 | * |
1737 | */ |
1738 | int |
1739 | bktr_write(dev_t dev, struct uio *uio, int ioflag) |
1740 | { |
1741 | /* operation not supported */ |
1742 | return(EOPNOTSUPP); |
1743 | } |
1744 | |
1745 | /* |
1746 | * |
1747 | */ |
1748 | int |
1749 | bktr_ioctl(dev_t dev, ioctl_cmd_t cmd, void *arg, int flag, |
1750 | struct lwp *l) |
1751 | { |
1752 | bktr_ptr_t bktr; |
1753 | int unit; |
1754 | |
1755 | unit = UNIT(dev); |
1756 | |
1757 | bktr = device_lookup_private(&bktr_cd, unit); |
1758 | |
1759 | if (bktr->bigbuf == 0) /* no frame buffer allocated (ioctl failed) */ |
1760 | return(ENOMEM); |
1761 | |
1762 | switch (FUNCTION(dev)) { |
1763 | case VIDEO_DEV: |
1764 | return(video_ioctl(bktr, unit, cmd, arg, l)); |
1765 | case TUNER_DEV: |
1766 | return(tuner_ioctl(bktr, unit, cmd, arg, l)); |
1767 | } |
1768 | |
1769 | return(ENXIO); |
1770 | } |
1771 | |
1772 | /* |
1773 | * |
1774 | */ |
1775 | paddr_t |
1776 | bktr_mmap(dev_t dev, off_t offset, int nprot) |
1777 | { |
1778 | int unit; |
1779 | bktr_ptr_t bktr; |
1780 | |
1781 | unit = UNIT(dev); |
1782 | |
1783 | if (FUNCTION(dev) > 0) /* only allow mmap on /dev/bktr[n] */ |
1784 | return(-1); |
1785 | |
1786 | bktr = device_lookup_private(&bktr_cd, unit); |
1787 | |
1788 | if ((vaddr_t)offset >= bktr->alloc_pages * PAGE_SIZE) |
1789 | return(-1); |
1790 | |
1791 | #ifdef __NetBSD__ |
1792 | return (bus_dmamem_mmap(bktr->dmat, bktr->dm_mem->dm_segs, 1, |
1793 | (vaddr_t)offset, nprot, BUS_DMA_WAITOK)); |
1794 | #else |
1795 | return(i386_btop(vtophys(bktr->bigbuf) + offset)); |
1796 | #endif |
1797 | } |
1798 | |
1799 | #if NRADIO > 0 |
1800 | int |
1801 | bktr_set_info(void *v, struct radio_info *ri) |
1802 | { |
1803 | struct bktr_softc *sc = v; |
1804 | u_int32_t freq; |
1805 | |
1806 | if (ri->mute) { |
1807 | /* mute the audio stream by switching the mux */ |
1808 | set_audio(sc, AUDIO_MUTE); |
1809 | |
1810 | /* disable drivers on the GPIO port that controls the MUXes */ |
1811 | OUTL(sc, BKTR_GPIO_OUT_EN, INL(sc, BKTR_GPIO_OUT_EN) & |
1812 | ~sc->card.gpio_mux_bits); |
1813 | } else { |
1814 | /* enable drivers on the GPIO port that controls the MUXes */ |
1815 | OUTL(sc, BKTR_GPIO_OUT_EN, INL(sc, BKTR_GPIO_OUT_EN) | |
1816 | sc->card.gpio_mux_bits); |
1817 | |
1818 | /* unmute the audio stream */ |
1819 | set_audio(sc, AUDIO_UNMUTE); |
1820 | init_audio_devices(sc); |
1821 | } |
1822 | |
1823 | freq = ri->freq / 10; |
1824 | set_audio(sc, AUDIO_INTERN); /* use internal audio */ |
1825 | temp_mute(sc, TRUE); |
1826 | ri->freq = tv_freq(sc, freq, FM_RADIO_FREQUENCY) * 10; |
1827 | temp_mute(sc, FALSE); |
1828 | |
1829 | return (0); |
1830 | } |
1831 | |
1832 | int |
1833 | bktr_get_info(void *v, struct radio_info *ri) |
1834 | { |
1835 | struct bktr_softc *sc = v; |
1836 | struct TVTUNER *tv = &sc->tuner; |
1837 | int status; |
1838 | |
1839 | status = get_tuner_status(sc); |
1840 | |
1841 | #define STATUSBIT_STEREO 0x10 |
1842 | ri->mute = (int)sc->audio_mute_state ? 1 : 0; |
1843 | ri->stereo = (status & STATUSBIT_STEREO) ? 1 : 0; |
1844 | ri->caps = RADIO_CAPS_DETECT_STEREO | RADIO_CAPS_HW_AFC; |
1845 | ri->freq = tv->frequency * 10; |
1846 | ri->info = (status & STATUSBIT_STEREO) ? RADIO_INFO_STEREO : 0; |
1847 | #undef STATUSBIT_STEREO |
1848 | |
1849 | /* not yet supported */ |
1850 | ri->volume = ri->rfreq = ri->lock = 0; |
1851 | |
1852 | return (0); |
1853 | } |
1854 | #endif |
1855 | |
1856 | |
1857 | |
1858 | #endif /* __NetBSD__ || __OpenBSD__ */ |
1859 | |
1860 | #if defined(__NetBSD__) |
1861 | |
1862 | u_int8_t |
1863 | bktr_INB(struct bktr_softc *bktr, int offset) |
1864 | { |
1865 | u_int8_t val = bus_space_read_1(bktr->memt, bktr->memh, offset); |
1866 | bus_space_barrier(bktr->memt, bktr->memh, offset, 1, |
1867 | BUS_SPACE_BARRIER_READ); |
1868 | return val; |
1869 | } |
1870 | |
1871 | u_int16_t |
1872 | bktr_INW(struct bktr_softc *bktr, int offset) |
1873 | { |
1874 | u_int16_t val = bus_space_read_2(bktr->memt, bktr->memh, offset); |
1875 | bus_space_barrier(bktr->memt, bktr->memh, offset, 2, |
1876 | BUS_SPACE_BARRIER_READ); |
1877 | return val; |
1878 | } |
1879 | |
1880 | u_int32_t |
1881 | bktr_INL(struct bktr_softc *bktr, int offset) |
1882 | { |
1883 | u_int32_t val = bus_space_read_4(bktr->memt, bktr->memh, offset); |
1884 | bus_space_barrier(bktr->memt, bktr->memh, offset, 4, |
1885 | BUS_SPACE_BARRIER_READ); |
1886 | return val; |
1887 | } |
1888 | |
1889 | void |
1890 | bktr_OUTB(struct bktr_softc *bktr, int offset, u_int8_t value) |
1891 | { |
1892 | bus_space_write_1(bktr->memt, bktr->memh, offset, value); |
1893 | bus_space_barrier(bktr->memt, bktr->memh, offset, 1, |
1894 | BUS_SPACE_BARRIER_WRITE); |
1895 | } |
1896 | |
1897 | void |
1898 | bktr_OUTW(struct bktr_softc *bktr, int offset, u_int16_t value) |
1899 | { |
1900 | bus_space_write_2(bktr->memt, bktr->memh, offset, value); |
1901 | bus_space_barrier(bktr->memt, bktr->memh, offset, 2, |
1902 | BUS_SPACE_BARRIER_WRITE); |
1903 | } |
1904 | |
1905 | void |
1906 | bktr_OUTL(struct bktr_softc *bktr, int offset, u_int32_t value) |
1907 | { |
1908 | bus_space_write_4(bktr->memt, bktr->memh, offset, value); |
1909 | bus_space_barrier(bktr->memt, bktr->memh, offset, 4, |
1910 | BUS_SPACE_BARRIER_WRITE); |
1911 | } |
1912 | |
1913 | #endif /* __NetBSD__ */ |
1914 | |