1 | /* $SourceForge: bktr_core.c,v 1.6 2003/03/11 23:11:22 thomasklausner Exp $ */ |
2 | |
3 | /* $NetBSD: bktr_core.c,v 1.54 2012/12/14 19:38:36 joerg Exp $ */ |
4 | /* $FreeBSD: src/sys/dev/bktr/bktr_core.c,v 1.114 2000/10/31 13:09:56 roger Exp$ */ |
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_core : This deals with the Bt848/849/878/879 PCI Frame Grabber, |
13 | * Handles all the open, close, ioctl and read userland calls. |
14 | * Sets the Bt848 registers and generates RISC pograms. |
15 | * Controls the i2c bus and GPIO interface. |
16 | * Contains the interface to the kernel. |
17 | * (eg probe/attach and open/close/ioctl) |
18 | * |
19 | */ |
20 | |
21 | /* |
22 | The Brooktree BT848 Driver driver is based upon Mark Tinguely and |
23 | Jim Lowe's driver for the Matrox Meteor PCI card . The |
24 | Philips SAA 7116 and SAA 7196 are very different chipsets than |
25 | the BT848. |
26 | |
27 | The original copyright notice by Mark and Jim is included mostly |
28 | to honor their fantastic work in the Matrox Meteor driver! |
29 | |
30 | */ |
31 | |
32 | /* |
33 | * 1. Redistributions of source code must retain the |
34 | * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman |
35 | * All rights reserved. |
36 | * |
37 | * Redistribution and use in source and binary forms, with or without |
38 | * modification, are permitted provided that the following conditions |
39 | * are met: |
40 | * 1. Redistributions of source code must retain the above copyright |
41 | * notice, this list of conditions and the following disclaimer. |
42 | * 2. Redistributions in binary form must reproduce the above copyright |
43 | * notice, this list of conditions and the following disclaimer in the |
44 | * documentation and/or other materials provided with the distribution. |
45 | * 3. All advertising materials mentioning features or use of this software |
46 | * must display the following acknowledgement: |
47 | * This product includes software developed by Amancio Hasty and |
48 | * Roger Hardiman |
49 | * 4. The name of the author may not be used to endorse or promote products |
50 | * derived from this software without specific prior written permission. |
51 | * |
52 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
53 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
54 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
55 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
56 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
57 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
58 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
59 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
60 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
61 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
62 | * POSSIBILITY OF SUCH DAMAGE. |
63 | */ |
64 | |
65 | |
66 | |
67 | |
68 | /* |
69 | * 1. Redistributions of source code must retain the |
70 | * Copyright (c) 1995 Mark Tinguely and Jim Lowe |
71 | * All rights reserved. |
72 | * |
73 | * Redistribution and use in source and binary forms, with or without |
74 | * modification, are permitted provided that the following conditions |
75 | * are met: |
76 | * 1. Redistributions of source code must retain the above copyright |
77 | * notice, this list of conditions and the following disclaimer. |
78 | * 2. Redistributions in binary form must reproduce the above copyright |
79 | * notice, this list of conditions and the following disclaimer in the |
80 | * documentation and/or other materials provided with the distribution. |
81 | * 3. All advertising materials mentioning features or use of this software |
82 | * must display the following acknowledgement: |
83 | * This product includes software developed by Mark Tinguely and Jim Lowe |
84 | * 4. The name of the author may not be used to endorse or promote products |
85 | * derived from this software without specific prior written permission. |
86 | * |
87 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
88 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
89 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
90 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
91 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
92 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
93 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
94 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
95 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
96 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
97 | * POSSIBILITY OF SUCH DAMAGE. |
98 | */ |
99 | |
100 | #include <sys/cdefs.h> |
101 | __KERNEL_RCSID(0, "$NetBSD: bktr_core.c,v 1.54 2012/12/14 19:38:36 joerg Exp $" ); |
102 | |
103 | #include "opt_bktr.h" /* Include any kernel config options */ |
104 | |
105 | |
106 | /*******************/ |
107 | /* *** FreeBSD *** */ |
108 | /*******************/ |
109 | #ifdef __FreeBSD__ |
110 | |
111 | #include <sys/param.h> |
112 | #include <sys/systm.h> |
113 | #include <sys/kernel.h> |
114 | #include <sys/mutex.h> |
115 | #include <sys/proc.h> |
116 | #include <sys/signalvar.h> |
117 | #include <sys/vnode.h> |
118 | |
119 | #include <vm/vm.h> |
120 | #include <vm/vm_kern.h> |
121 | #include <vm/pmap.h> |
122 | #include <vm/vm_extern.h> |
123 | |
124 | #if (__FreeBSD_version >=400000) || (NSMBUS > 0) |
125 | #include <sys/bus.h> /* used by smbus and newbus */ |
126 | #endif |
127 | |
128 | #if (__FreeBSD_version < 500000) |
129 | #include <machine/clock.h> /* for DELAY */ |
130 | #define PROC_LOCK(p) |
131 | #define PROC_UNLOCK(p) |
132 | #endif |
133 | |
134 | #include <pci/pcivar.h> |
135 | |
136 | #if (__FreeBSD_version >=300000) |
137 | #include <machine/bus_memio.h> /* for bus space */ |
138 | #include <sys/bus.h> |
139 | #include <sys/bus.h> |
140 | #endif |
141 | |
142 | #include <machine/ioctl_meteor.h> |
143 | #include <machine/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ |
144 | #include <dev/bktr/bktr_reg.h> |
145 | #include <dev/bktr/bktr_tuner.h> |
146 | #include <dev/bktr/bktr_card.h> |
147 | #include <dev/bktr/bktr_audio.h> |
148 | #include <dev/bktr/bktr_os.h> |
149 | #include <dev/bktr/bktr_core.h> |
150 | #if defined(BKTR_FREEBSD_MODULE) |
151 | #include <dev/bktr/bktr_mem.h> |
152 | #endif |
153 | |
154 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
155 | #include <dev/bktr/bktr_i2c.h> |
156 | #include <dev/smbus/smbconf.h> |
157 | #include <dev/iicbus/iiconf.h> |
158 | #include "smbus_if.h" |
159 | #include "iicbus_if.h" |
160 | #endif |
161 | |
162 | const char * |
163 | bktr_name(bktr_ptr_t bktr) |
164 | { |
165 | return bktr->bktr_xname; |
166 | } |
167 | |
168 | |
169 | #endif /* __FreeBSD__ */ |
170 | |
171 | |
172 | /****************/ |
173 | /* *** BSDI *** */ |
174 | /****************/ |
175 | #ifdef __bsdi__ |
176 | #define PROC_LOCK(p) |
177 | #define PROC_UNLOCK(p) |
178 | #endif /* __bsdi__ */ |
179 | |
180 | |
181 | /**************************/ |
182 | /* *** OpenBSD/NetBSD *** */ |
183 | /**************************/ |
184 | #if defined(__NetBSD__) || defined(__OpenBSD__) |
185 | |
186 | /* Emulate FreeBSD's SEL_WAITING macro */ |
187 | #define SEL_WAITING(b) ((b)->sel_pid) |
188 | |
189 | #include <sys/param.h> |
190 | #include <sys/systm.h> |
191 | #include <sys/kernel.h> |
192 | #include <sys/signalvar.h> |
193 | #include <sys/vnode.h> |
194 | #include <sys/proc.h> |
195 | |
196 | #ifdef __NetBSD__ |
197 | #include <dev/pci/pcidevs.h> |
198 | #include <dev/pci/pcireg.h> |
199 | #else |
200 | #include <vm/vm.h> |
201 | #include <vm/vm_kern.h> |
202 | #include <vm/pmap.h> |
203 | #include <vm/vm_extern.h> |
204 | #endif |
205 | |
206 | #include <sys/inttypes.h> /* uintptr_t */ |
207 | #include <dev/ic/bt8xx.h> |
208 | #include <dev/pci/bktr/bktr_reg.h> |
209 | #include <dev/pci/bktr/bktr_tuner.h> |
210 | #include <dev/pci/bktr/bktr_card.h> |
211 | #include <dev/pci/bktr/bktr_audio.h> |
212 | #include <dev/pci/bktr/bktr_core.h> |
213 | #include <dev/pci/bktr/bktr_os.h> |
214 | |
215 | static int bt848_format = -1; |
216 | |
217 | const char * |
218 | bktr_name(bktr_ptr_t bktr) |
219 | { |
220 | return device_xname(bktr->bktr_dev); |
221 | } |
222 | |
223 | #define PROC_LOCK(p) |
224 | #define PROC_UNLOCK(p) |
225 | |
226 | #endif /* __NetBSD__ || __OpenBSD__ */ |
227 | |
228 | |
229 | |
230 | typedef u_char bool_t; |
231 | |
232 | #define BKTRPRI (PZERO+8)|PCATCH |
233 | #define VBIPRI (PZERO-4)|PCATCH |
234 | |
235 | |
236 | /* |
237 | * memory allocated for DMA programs |
238 | */ |
239 | #define DMA_PROG_ALLOC (8 * PAGE_SIZE) |
240 | |
241 | /* When to split a DMA transfer , the bt848 has timing as well as |
242 | DMA transfer size limitations so that we have to split DMA |
243 | transfers into two DMA requests |
244 | */ |
245 | #define DMA_BT848_SPLIT 319*2 |
246 | |
247 | /* |
248 | * Allocate enough memory for: |
249 | * 768x576 RGB 16 or YUV (16 storage bits/pixel) = 884736 = 216 pages |
250 | * |
251 | * You may override this using the options "BROOKTREE_ALLOC_PAGES=value" |
252 | * in your kernel configuration file. |
253 | */ |
254 | |
255 | #ifndef BROOKTREE_ALLOC_PAGES |
256 | #define BROOKTREE_ALLOC_PAGES 217*4 |
257 | #endif |
258 | #define BROOKTREE_ALLOC (BROOKTREE_ALLOC_PAGES * PAGE_SIZE) |
259 | |
260 | /* Definitions for VBI capture. |
261 | * There are 16 VBI lines in a PAL video field (32 in a frame), |
262 | * and we take 2044 samples from each line (placed in a 2048 byte buffer |
263 | * for alignment). |
264 | * VBI lines are held in a circular buffer before being read by a |
265 | * user program from /dev/vbi. |
266 | */ |
267 | |
268 | #define MAX_VBI_LINES 16 /* Maximum for all vidoe formats */ |
269 | #define VBI_LINE_SIZE 2048 /* Store upto 2048 bytes per line */ |
270 | #define VBI_BUFFER_ITEMS 20 /* Number of frames we buffer */ |
271 | #define VBI_DATA_SIZE (VBI_LINE_SIZE * MAX_VBI_LINES * 2) |
272 | #define VBI_BUFFER_SIZE (VBI_DATA_SIZE * VBI_BUFFER_ITEMS) |
273 | |
274 | |
275 | /* Defines for fields */ |
276 | #define ODD_F 0x01 |
277 | #define EVEN_F 0x02 |
278 | |
279 | |
280 | /* |
281 | * Parameters describing size of transmitted image. |
282 | */ |
283 | |
284 | static const struct format_params format_params[] = { |
285 | /* # define BT848_IFORM_F_AUTO (0x0) - don't matter. */ |
286 | { 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_AUTO, |
287 | 12, 1600 }, |
288 | /* # define BT848_IFORM_F_NTSCM (0x1) */ |
289 | { 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, |
290 | 12, 1600 }, |
291 | /* # define BT848_IFORM_F_NTSCJ (0x2) */ |
292 | { 525, 22, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, |
293 | 12, 1600 }, |
294 | /* # define BT848_IFORM_F_PALBDGHI (0x3) */ |
295 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT1, |
296 | 16, 2044 }, |
297 | /* # define BT848_IFORM_F_PALM (0x4) */ |
298 | { 525, 22, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, |
299 | 12, 1600 }, |
300 | /* # define BT848_IFORM_F_PALN (0x5) */ |
301 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT1, |
302 | 16, 2044 }, |
303 | /* # define BT848_IFORM_F_SECAM (0x6) */ |
304 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0xa0, BT848_IFORM_X_XT1, |
305 | 16, 2044 }, |
306 | /* # define BT848_IFORM_F_RSVD (0x7) - ???? */ |
307 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT0, |
308 | 16, 2044 }, |
309 | }; |
310 | |
311 | /* |
312 | * Table of supported Pixel Formats |
313 | */ |
314 | |
315 | static const struct meteor_pixfmt_internal { |
316 | struct meteor_pixfmt public; |
317 | u_int color_fmt; |
318 | } pixfmt_table[] = { |
319 | |
320 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 0,0 }, 0x33 }, |
321 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 1,0 }, 0x33 }, |
322 | |
323 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0xf800, 0x07e0, 0x001f }, 0,0 }, 0x22 }, |
324 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0xf800, 0x07e0, 0x001f }, 1,0 }, 0x22 }, |
325 | |
326 | { { 0, METEOR_PIXTYPE_RGB, 3, { 0xff0000,0x00ff00,0x0000ff }, 1,0 }, 0x11 }, |
327 | |
328 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 0,0 }, 0x00 }, |
329 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 0,1 }, 0x00 }, |
330 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 1,0 }, 0x00 }, |
331 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x00 }, |
332 | { { 0, METEOR_PIXTYPE_YUV, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x88 }, |
333 | { { 0, METEOR_PIXTYPE_YUV_PACKED, 2, { 0xff0000,0x00ff00,0x0000ff }, 0,1 }, 0x44 }, |
334 | { { 0, METEOR_PIXTYPE_YUV_12, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x88 }, |
335 | |
336 | }; |
337 | #define PIXFMT_TABLE_SIZE (sizeof(pixfmt_table) / sizeof(pixfmt_table[0])) |
338 | |
339 | /* |
340 | * Table of Meteor-supported Pixel Formats (for SETGEO compatibility) |
341 | */ |
342 | |
343 | /* FIXME: Also add YUV_422 and YUV_PACKED as well */ |
344 | static const struct { |
345 | u_int meteor_format; |
346 | struct meteor_pixfmt public; |
347 | } meteor_pixfmt_table[] = { |
348 | { METEOR_GEO_YUV_12, |
349 | { 0, METEOR_PIXTYPE_YUV_12, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 } |
350 | }, |
351 | |
352 | /* FIXME: Should byte swap flag be on for this one; negative in drvr? */ |
353 | { METEOR_GEO_YUV_422, |
354 | { 0, METEOR_PIXTYPE_YUV, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 } |
355 | }, |
356 | { METEOR_GEO_YUV_PACKED, |
357 | { 0, METEOR_PIXTYPE_YUV_PACKED, 2, { 0xff0000,0x00ff00,0x0000ff }, 0,1 } |
358 | }, |
359 | { METEOR_GEO_RGB16, |
360 | { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 0, 0 } |
361 | }, |
362 | { METEOR_GEO_RGB24, |
363 | { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000, 0x00ff00, 0x0000ff }, 0, 0 } |
364 | }, |
365 | |
366 | }; |
367 | #define METEOR_PIXFMT_TABLE_SIZE (sizeof(meteor_pixfmt_table) / \ |
368 | sizeof(meteor_pixfmt_table[0])) |
369 | |
370 | |
371 | #define BSWAP (BT848_COLOR_CTL_BSWAP_ODD | BT848_COLOR_CTL_BSWAP_EVEN) |
372 | #define WSWAP (BT848_COLOR_CTL_WSWAP_ODD | BT848_COLOR_CTL_WSWAP_EVEN) |
373 | |
374 | |
375 | |
376 | /* sync detect threshold */ |
377 | #if 0 |
378 | #define SYNC_LEVEL (BT848_ADC_RESERVED | \ |
379 | BT848_ADC_CRUSH) /* threshold ~125 mV */ |
380 | #else |
381 | #define SYNC_LEVEL (BT848_ADC_RESERVED | \ |
382 | BT848_ADC_SYNC_T) /* threshold ~75 mV */ |
383 | #endif |
384 | |
385 | |
386 | |
387 | |
388 | /* debug utility for holding previous INT_STAT contents */ |
389 | #define STATUS_SUM |
390 | static u_int status_sum = 0; |
391 | |
392 | /* |
393 | * defines to make certain bit-fiddles understandable |
394 | */ |
395 | #define FIFO_ENABLED BT848_DMA_CTL_FIFO_EN |
396 | #define RISC_ENABLED BT848_DMA_CTL_RISC_EN |
397 | #define FIFO_RISC_ENABLED (BT848_DMA_CTL_FIFO_EN | BT848_DMA_CTL_RISC_EN) |
398 | #define FIFO_RISC_DISABLED 0 |
399 | |
400 | #define ALL_INTS_DISABLED 0 |
401 | #define ALL_INTS_CLEARED 0xffffffff |
402 | #define CAPTURE_OFF 0 |
403 | |
404 | #define BIT_SEVEN_HIGH (1<<7) |
405 | #define BIT_EIGHT_HIGH (1<<8) |
406 | |
407 | #define I2C_BITS (BT848_INT_RACK | BT848_INT_I2CDONE) |
408 | #define TDEC_BITS (BT848_INT_FDSR | BT848_INT_FBUS) |
409 | |
410 | |
411 | |
412 | static int oformat_meteor_to_bt(u_int format); |
413 | |
414 | static u_int pixfmt_swap_flags(int pixfmt); |
415 | |
416 | /* |
417 | * bt848 RISC programming routines. |
418 | */ |
419 | #ifdef BT848_DUMP |
420 | static int dump_bt848(bktr_ptr_t bktr); |
421 | #endif |
422 | |
423 | static void yuvpack_prog(bktr_ptr_t bktr, char i_flag, int cols, |
424 | int rows, int interlace); |
425 | static void yuv422_prog(bktr_ptr_t bktr, char i_flag, int cols, |
426 | int rows, int interlace); |
427 | static void yuv12_prog(bktr_ptr_t bktr, char i_flag, int cols, |
428 | int rows, int interlace); |
429 | static void rgb_prog(bktr_ptr_t bktr, char i_flag, int cols, |
430 | int rows, int interlace); |
431 | static void rgb_vbi_prog(bktr_ptr_t bktr, char i_flag, int cols, |
432 | int rows, int interlace); |
433 | static void build_dma_prog(bktr_ptr_t bktr, char i_flag); |
434 | |
435 | static bool_t getline(bktr_reg_t *, int); |
436 | static bool_t notclipped(bktr_reg_t * , int , int); |
437 | static bool_t split(bktr_reg_t *, volatile u_int **, int, u_int, int, |
438 | volatile u_char ** , int); |
439 | |
440 | static void start_capture(bktr_ptr_t bktr, unsigned type); |
441 | static void set_fps(bktr_ptr_t bktr, u_short fps); |
442 | |
443 | |
444 | |
445 | /* |
446 | * Remote Control Functions |
447 | */ |
448 | static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote); |
449 | |
450 | |
451 | /* |
452 | * ioctls common to both video & tuner. |
453 | */ |
454 | static int common_ioctl(bktr_ptr_t bktr, ioctl_cmd_t cmd, void *arg); |
455 | |
456 | |
457 | #if !defined(BKTR_USE_FREEBSD_SMBUS) |
458 | /* |
459 | * i2c primitives for low level control of i2c bus. Added for MSP34xx control |
460 | */ |
461 | static void i2c_start(bktr_ptr_t bktr); |
462 | static void i2c_stop(bktr_ptr_t bktr); |
463 | static int i2c_write_byte(bktr_ptr_t bktr, unsigned char data); |
464 | static int i2c_read_byte(bktr_ptr_t bktr, unsigned char *data, int last); |
465 | #endif |
466 | |
467 | static void bktr_softintr(void *); |
468 | |
469 | |
470 | /* |
471 | * the common attach code, used by all OS versions. |
472 | */ |
473 | int |
474 | common_bktr_attach(bktr_ptr_t bktr, int unit, u_int pci_id, u_int rev) |
475 | { |
476 | #if defined(__NetBSD__) |
477 | vaddr_t sbuf = 0; |
478 | #else |
479 | vm_offset_t sbuf = 0; |
480 | #endif |
481 | |
482 | /***************************************/ |
483 | /* *** OS Specific memory routines *** */ |
484 | /***************************************/ |
485 | #if defined(__NetBSD__) || defined(__OpenBSD__) |
486 | /* allocate space for DMA program */ |
487 | bktr->dma_prog = get_bktr_mem(bktr, &bktr->dm_prog, |
488 | DMA_PROG_ALLOC); |
489 | if (bktr->dma_prog == 0) |
490 | return 0; |
491 | bktr->odd_dma_prog = get_bktr_mem(bktr, &bktr->dm_oprog, |
492 | DMA_PROG_ALLOC); |
493 | if (bktr->odd_dma_prog == 0) |
494 | return 0; |
495 | |
496 | /* allocate space for the VBI buffer */ |
497 | bktr->vbidata = get_bktr_mem(bktr, &bktr->dm_vbidata, |
498 | VBI_DATA_SIZE); |
499 | if (bktr->vbidata == 0) |
500 | return 0; |
501 | bktr->vbibuffer = get_bktr_mem(bktr, &bktr->dm_vbibuffer, |
502 | VBI_BUFFER_SIZE); |
503 | if (bktr->vbibuffer == 0) |
504 | return 0; |
505 | |
506 | /* allocate space for pixel buffer */ |
507 | if (BROOKTREE_ALLOC) { |
508 | sbuf = get_bktr_mem(bktr, &bktr->dm_mem, BROOKTREE_ALLOC); |
509 | if (sbuf == 0) |
510 | return 0; |
511 | } else |
512 | sbuf = 0; |
513 | #endif |
514 | |
515 | #if defined(__FreeBSD__) || defined(__bsdi__) |
516 | int need_to_allocate_memory = 1; |
517 | |
518 | /* If this is a module, check if there is any currently saved contiguous memory */ |
519 | #if defined(BKTR_FREEBSD_MODULE) |
520 | if (bktr_has_stored_addresses(unit) == 1) { |
521 | /* recover the addresses */ |
522 | bktr->dma_prog = bktr_retrieve_address(unit, BKTR_MEM_DMA_PROG); |
523 | bktr->odd_dma_prog = bktr_retrieve_address(unit, BKTR_MEM_ODD_DMA_PROG); |
524 | bktr->vbidata = bktr_retrieve_address(unit, BKTR_MEM_VBIDATA); |
525 | bktr->vbibuffer = bktr_retrieve_address(unit, BKTR_MEM_VBIBUFFER); |
526 | sbuf = bktr_retrieve_address(unit, BKTR_MEM_BUF); |
527 | need_to_allocate_memory = 0; |
528 | } |
529 | #endif |
530 | |
531 | if (need_to_allocate_memory == 1) { |
532 | /* allocate space for DMA program */ |
533 | bktr->dma_prog = get_bktr_mem(unit, DMA_PROG_ALLOC); |
534 | bktr->odd_dma_prog = get_bktr_mem(unit, DMA_PROG_ALLOC); |
535 | |
536 | /* allocte space for the VBI buffer */ |
537 | bktr->vbidata = get_bktr_mem(unit, VBI_DATA_SIZE); |
538 | bktr->vbibuffer = get_bktr_mem(unit, VBI_BUFFER_SIZE); |
539 | |
540 | /* allocate space for pixel buffer */ |
541 | if (BROOKTREE_ALLOC) |
542 | sbuf = get_bktr_mem(unit, BROOKTREE_ALLOC); |
543 | else |
544 | sbuf = 0; |
545 | } |
546 | #endif /* FreeBSD or BSDi */ |
547 | |
548 | |
549 | /* If this is a module, save the current contiguous memory */ |
550 | #if defined(BKTR_FREEBSD_MODULE) |
551 | bktr_store_address(unit, BKTR_MEM_DMA_PROG, bktr->dma_prog); |
552 | bktr_store_address(unit, BKTR_MEM_ODD_DMA_PROG, bktr->odd_dma_prog); |
553 | bktr_store_address(unit, BKTR_MEM_VBIDATA, bktr->vbidata); |
554 | bktr_store_address(unit, BKTR_MEM_VBIBUFFER, bktr->vbibuffer); |
555 | bktr_store_address(unit, BKTR_MEM_BUF, sbuf); |
556 | #endif |
557 | |
558 | |
559 | if (bootverbose) { |
560 | printf("%s: buffer size %d, addr %p\n" , |
561 | bktr_name(bktr), BROOKTREE_ALLOC, |
562 | (void *)(uintptr_t)bktr->dm_mem->dm_segs[0].ds_addr); |
563 | } |
564 | |
565 | if (sbuf != 0) { |
566 | bktr->bigbuf = sbuf; |
567 | bktr->alloc_pages = BROOKTREE_ALLOC_PAGES; |
568 | memset((void *) bktr->bigbuf, 0, BROOKTREE_ALLOC); |
569 | } else { |
570 | bktr->alloc_pages = 0; |
571 | } |
572 | |
573 | |
574 | bktr->flags = METEOR_INITIALIZED | METEOR_AUTOMODE | |
575 | METEOR_DEV0 | METEOR_RGB16; |
576 | bktr->dma_prog_loaded = FALSE; |
577 | bktr->cols = 640; |
578 | bktr->rows = 480; |
579 | bktr->frames = 1; /* one frame */ |
580 | bktr->format = METEOR_GEO_RGB16; |
581 | bktr->pixfmt = oformat_meteor_to_bt(bktr->format); |
582 | bktr->pixfmt_compat = TRUE; |
583 | |
584 | |
585 | bktr->vbiinsert = 0; |
586 | bktr->vbistart = 0; |
587 | bktr->vbisize = 0; |
588 | bktr->vbiflags = 0; |
589 | |
590 | |
591 | /* using the pci device id and revision id */ |
592 | /* and determine the card type */ |
593 | if (PCI_VENDOR(pci_id) == PCI_VENDOR_BROOKTREE) |
594 | { |
595 | switch (PCI_PRODUCT(pci_id)) { |
596 | case PCI_PRODUCT_BROOKTREE_BT848: |
597 | if (rev == 0x12) |
598 | bktr->id = BROOKTREE_848A; |
599 | else |
600 | bktr->id = BROOKTREE_848; |
601 | break; |
602 | case PCI_PRODUCT_BROOKTREE_BT849: |
603 | bktr->id = BROOKTREE_849A; |
604 | break; |
605 | case PCI_PRODUCT_BROOKTREE_BT878: |
606 | bktr->id = BROOKTREE_878; |
607 | break; |
608 | case PCI_PRODUCT_BROOKTREE_BT879: |
609 | bktr->id = BROOKTREE_879; |
610 | break; |
611 | } |
612 | }; |
613 | |
614 | bktr->clr_on_start = FALSE; |
615 | |
616 | /* defaults for the tuner section of the card */ |
617 | bktr->tflags = TUNER_INITIALIZED; |
618 | bktr->tuner.frequency = 0; |
619 | bktr->tuner.channel = 0; |
620 | bktr->tuner.chnlset = DEFAULT_CHNLSET; |
621 | bktr->tuner.afc = 0; |
622 | bktr->tuner.radio_mode = 0; |
623 | bktr->audio_mux_select = 0; |
624 | bktr->audio_mute_state = FALSE; |
625 | bktr->bt848_card = -1; |
626 | bktr->bt848_tuner = -1; |
627 | bktr->reverse_mute = -1; |
628 | bktr->slow_msp_audio = 0; |
629 | bktr->msp_use_mono_source = 0; |
630 | bktr->msp_source_selected = -1; |
631 | bktr->audio_mux_present = 1; |
632 | |
633 | probeCard(bktr, TRUE, unit); |
634 | |
635 | /* Initialise any MSP34xx or TDA98xx audio chips */ |
636 | init_audio_devices(bktr); |
637 | bktr->sih = softint_establish(SOFTINT_MPSAFE | SOFTINT_CLOCK, |
638 | bktr_softintr, bktr); |
639 | return 1; |
640 | } |
641 | |
642 | |
643 | /* Copy the vbi lines from 'vbidata' into the circular buffer, 'vbibuffer'. |
644 | * The circular buffer holds 'n' fixed size data blocks. |
645 | * vbisize is the number of bytes in the circular buffer |
646 | * vbiread is the point we reading data out of the circular buffer |
647 | * vbiinsert is the point we insert data into the circular buffer |
648 | */ |
649 | static void vbidecode(bktr_ptr_t bktr) { |
650 | unsigned char *dest; |
651 | unsigned int *seq_dest; |
652 | |
653 | /* Check if there is room in the buffer to insert the data. */ |
654 | if (bktr->vbisize + VBI_DATA_SIZE > VBI_BUFFER_SIZE) return; |
655 | |
656 | /* Copy the VBI data into the next free slot in the buffer. */ |
657 | /* 'dest' is the point in vbibuffer where we want to insert new data */ |
658 | dest = (unsigned char *)bktr->vbibuffer + bktr->vbiinsert; |
659 | memcpy(dest, (unsigned char*)bktr->vbidata, VBI_DATA_SIZE); |
660 | |
661 | /* Write the VBI sequence number to the end of the vbi data */ |
662 | /* This is used by the AleVT teletext program */ |
663 | seq_dest = (unsigned int *)((unsigned char *)bktr->vbibuffer |
664 | + bktr->vbiinsert |
665 | + (VBI_DATA_SIZE - sizeof(bktr->vbi_sequence_number))); |
666 | *seq_dest = bktr->vbi_sequence_number; |
667 | |
668 | /* And increase the VBI sequence number */ |
669 | /* This can wrap around */ |
670 | bktr->vbi_sequence_number++; |
671 | |
672 | |
673 | /* Increment the vbiinsert pointer */ |
674 | /* This can wrap around */ |
675 | bktr->vbiinsert += VBI_DATA_SIZE; |
676 | bktr->vbiinsert = (bktr->vbiinsert % VBI_BUFFER_SIZE); |
677 | |
678 | /* And increase the amount of vbi data in the buffer */ |
679 | bktr->vbisize = bktr->vbisize + VBI_DATA_SIZE; |
680 | |
681 | } |
682 | |
683 | |
684 | /* |
685 | * the common interrupt handler. |
686 | * Returns a 0 or 1 depending on whether the interrupt has handled. |
687 | * In the OS specific section, bktr_intr() is defined which calls this |
688 | * common interrupt handler. |
689 | */ |
690 | int |
691 | common_bktr_intr(void *arg) |
692 | { |
693 | bktr_ptr_t bktr; |
694 | u_int bktr_status; |
695 | u_char dstatus; |
696 | u_int field; |
697 | u_int w_field; |
698 | u_int req_field; |
699 | |
700 | bktr = (bktr_ptr_t) arg; |
701 | |
702 | /* |
703 | * check to see if any interrupts are unmasked on this device. If |
704 | * none are, then we likely got here by way of being on a PCI shared |
705 | * interrupt dispatch list. |
706 | */ |
707 | if (INL(bktr, BKTR_INT_MASK) == ALL_INTS_DISABLED) |
708 | return 0; /* bail out now, before we do something we |
709 | shouldn't */ |
710 | |
711 | if (!(bktr->flags & METEOR_OPEN)) { |
712 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
713 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
714 | /* return; ?? */ |
715 | } |
716 | |
717 | /* record and clear the INTerrupt status bits */ |
718 | bktr_status = INL(bktr, BKTR_INT_STAT); |
719 | OUTL(bktr, BKTR_INT_STAT, bktr_status & ~I2C_BITS); /* don't touch i2c */ |
720 | |
721 | /* record and clear the device status register */ |
722 | dstatus = INB(bktr, BKTR_DSTATUS); |
723 | OUTB(bktr, BKTR_DSTATUS, 0x00); |
724 | |
725 | #if defined(STATUS_SUM) |
726 | /* add any new device status or INTerrupt status bits */ |
727 | status_sum |= (bktr_status & ~(BT848_INT_RSV0|BT848_INT_RSV1)); |
728 | status_sum |= ((dstatus & (BT848_DSTATUS_COF|BT848_DSTATUS_LOF)) << 6); |
729 | #endif /* STATUS_SUM */ |
730 | /* printf("%s: STATUS %x %x %x \n", bktr_name(bktr), |
731 | dstatus, bktr_status, INL(bktr, BKTR_RISC_COUNT)); |
732 | */ |
733 | |
734 | |
735 | /* if risc was disabled re-start process again */ |
736 | /* if there was one of the following errors re-start again */ |
737 | if (!(bktr_status & BT848_INT_RISC_EN) || |
738 | ((bktr_status &(/* BT848_INT_FBUS | */ |
739 | /* BT848_INT_FTRGT | */ |
740 | /* BT848_INT_FDSR | */ |
741 | BT848_INT_PPERR | |
742 | BT848_INT_RIPERR | BT848_INT_PABORT | |
743 | BT848_INT_OCERR | BT848_INT_SCERR)) != 0) |
744 | || ((INB(bktr, BKTR_TDEC) == 0) && (bktr_status & TDEC_BITS))) { |
745 | |
746 | u_short tdec_save = INB(bktr, BKTR_TDEC); |
747 | |
748 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
749 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
750 | |
751 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
752 | |
753 | /* Reset temporal decimation counter */ |
754 | OUTB(bktr, BKTR_TDEC, 0); |
755 | OUTB(bktr, BKTR_TDEC, tdec_save); |
756 | |
757 | /* Reset to no-fields captured state */ |
758 | if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { |
759 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
760 | case METEOR_ONLY_ODD_FIELDS: |
761 | bktr->flags |= METEOR_WANT_ODD; |
762 | break; |
763 | case METEOR_ONLY_EVEN_FIELDS: |
764 | bktr->flags |= METEOR_WANT_EVEN; |
765 | break; |
766 | default: |
767 | bktr->flags |= METEOR_WANT_MASK; |
768 | break; |
769 | } |
770 | } |
771 | |
772 | OUTL(bktr, BKTR_RISC_STRT_ADD, |
773 | bktr->dm_prog->dm_segs[0].ds_addr); |
774 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
775 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
776 | |
777 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
778 | BT848_INT_RISCI | |
779 | BT848_INT_VSYNC | |
780 | BT848_INT_FMTCHG); |
781 | |
782 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
783 | return 1; |
784 | } |
785 | |
786 | /* If this is not a RISC program interrupt, return */ |
787 | if (!(bktr_status & BT848_INT_RISCI)) |
788 | return 0; |
789 | |
790 | /** |
791 | printf("%s: intr status %x %x %x\n", bktr_name(bktr), |
792 | bktr_status, dstatus, INL(bktr, BKTR_RISC_COUNT)); |
793 | */ |
794 | |
795 | |
796 | /* |
797 | * Disable future interrupts if a capture mode is not selected. |
798 | * This can happen when we are in the process of closing or |
799 | * changing capture modes, otherwise it shouldn't happen. |
800 | */ |
801 | if (!(bktr->flags & METEOR_CAP_MASK)) |
802 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
803 | |
804 | |
805 | /* Determine which field generated this interrupt */ |
806 | field = (bktr_status & BT848_INT_FIELD) ? EVEN_F : ODD_F; |
807 | |
808 | |
809 | /* |
810 | * Process the VBI data if it is being captured. We do this once |
811 | * both Odd and Even VBI data is captured. Therefore we do this |
812 | * in the Even field interrupt handler. |
813 | */ |
814 | if ((bktr->vbiflags & VBI_CAPTURE) |
815 | &&(bktr->vbiflags & VBI_OPEN) |
816 | &&(field==EVEN_F)) { |
817 | /* Put VBI data into circular buffer */ |
818 | vbidecode(bktr); |
819 | |
820 | /* If someone is blocked on reading from /dev/vbi, wake them */ |
821 | if (bktr->vbi_read_blocked) { |
822 | bktr->vbi_read_blocked = FALSE; |
823 | wakeup(VBI_SLEEP); |
824 | } |
825 | |
826 | /* If someone has a select() on /dev/vbi, inform them */ |
827 | selnotify(&bktr->vbi_select, 0, 0); |
828 | } |
829 | |
830 | /* |
831 | * Register the completed field |
832 | * (For dual-field mode, require fields from the same frame) |
833 | */ |
834 | switch (bktr->flags & METEOR_WANT_MASK) { |
835 | case METEOR_WANT_ODD : w_field = ODD_F ; break; |
836 | case METEOR_WANT_EVEN : w_field = EVEN_F ; break; |
837 | default : w_field = (ODD_F|EVEN_F); break; |
838 | } |
839 | switch (bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
840 | case METEOR_ONLY_ODD_FIELDS : req_field = ODD_F ; break; |
841 | case METEOR_ONLY_EVEN_FIELDS : req_field = EVEN_F ; break; |
842 | default : req_field = (ODD_F|EVEN_F); |
843 | break; |
844 | } |
845 | |
846 | if ((field == EVEN_F) && (w_field == EVEN_F)) |
847 | bktr->flags &= ~METEOR_WANT_EVEN; |
848 | else if ((field == ODD_F) && (req_field == ODD_F) && |
849 | (w_field == ODD_F)) |
850 | bktr->flags &= ~METEOR_WANT_ODD; |
851 | else if ((field == ODD_F) && (req_field == (ODD_F|EVEN_F)) && |
852 | (w_field == (ODD_F|EVEN_F))) |
853 | bktr->flags &= ~METEOR_WANT_ODD; |
854 | else if ((field == ODD_F) && (req_field == (ODD_F|EVEN_F)) && |
855 | (w_field == ODD_F)) { |
856 | bktr->flags &= ~METEOR_WANT_ODD; |
857 | bktr->flags |= METEOR_WANT_EVEN; |
858 | } |
859 | else { |
860 | /* We're out of sync. Start over. */ |
861 | if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { |
862 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
863 | case METEOR_ONLY_ODD_FIELDS: |
864 | bktr->flags |= METEOR_WANT_ODD; |
865 | break; |
866 | case METEOR_ONLY_EVEN_FIELDS: |
867 | bktr->flags |= METEOR_WANT_EVEN; |
868 | break; |
869 | default: |
870 | bktr->flags |= METEOR_WANT_MASK; |
871 | break; |
872 | } |
873 | } |
874 | return 1; |
875 | } |
876 | |
877 | /* |
878 | * If we have a complete frame. |
879 | */ |
880 | if (!(bktr->flags & METEOR_WANT_MASK)) { |
881 | bktr->frames_captured++; |
882 | /* |
883 | * post the completion time. |
884 | */ |
885 | if (bktr->flags & METEOR_WANT_TS) { |
886 | struct timeval *ts; |
887 | |
888 | if ((u_int) bktr->alloc_pages * PAGE_SIZE |
889 | <= (bktr->frame_size + sizeof(struct timeval))) { |
890 | ts =(struct timeval *)bktr->bigbuf + |
891 | bktr->frame_size; |
892 | /* doesn't work in synch mode except |
893 | * for first frame */ |
894 | /* XXX */ |
895 | microtime(ts); |
896 | } |
897 | } |
898 | |
899 | |
900 | /* |
901 | * Wake up the user in single capture mode. |
902 | */ |
903 | if (bktr->flags & METEOR_SINGLE) { |
904 | |
905 | /* stop DMA */ |
906 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
907 | |
908 | /* disable risc, leave fifo running */ |
909 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
910 | wakeup(BKTR_SLEEP); |
911 | } |
912 | |
913 | /* |
914 | * If the user requested to be notified via signal, |
915 | * let them know the frame is complete. |
916 | */ |
917 | |
918 | if (bktr->proc && !(bktr->signal & METEOR_SIG_MODE_MASK)) { |
919 | softint_schedule(bktr->sih); |
920 | } |
921 | |
922 | /* |
923 | * Reset the want flags if in continuous or |
924 | * synchronous capture mode. |
925 | */ |
926 | /* |
927 | * XXX NOTE (Luigi): |
928 | * currently we only support 3 capture modes: odd only, even only, |
929 | * odd+even interlaced (odd field first). A fourth mode (non interlaced, |
930 | * either even OR odd) could provide 60 (50 for PAL) pictures per |
931 | * second, but it would require this routine to toggle the desired frame |
932 | * each time, and one more different DMA program for the Bt848. |
933 | * As a consequence, this fourth mode is currently unsupported. |
934 | */ |
935 | |
936 | if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { |
937 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
938 | case METEOR_ONLY_ODD_FIELDS: |
939 | bktr->flags |= METEOR_WANT_ODD; |
940 | break; |
941 | case METEOR_ONLY_EVEN_FIELDS: |
942 | bktr->flags |= METEOR_WANT_EVEN; |
943 | break; |
944 | default: |
945 | bktr->flags |= METEOR_WANT_MASK; |
946 | break; |
947 | } |
948 | } |
949 | } |
950 | |
951 | return 1; |
952 | } |
953 | |
954 | void |
955 | bktr_softintr(void *cookie) |
956 | { |
957 | bktr_ptr_t bktr; |
958 | |
959 | bktr = cookie; |
960 | |
961 | mutex_enter(proc_lock); |
962 | if (bktr->proc && !(bktr->signal & METEOR_SIG_MODE_MASK)) { |
963 | psignal(bktr->proc, |
964 | bktr->signal&(~METEOR_SIG_MODE_MASK)); |
965 | } |
966 | mutex_exit(proc_lock); |
967 | } |
968 | |
969 | /* |
970 | * |
971 | */ |
972 | int |
973 | video_open(bktr_ptr_t bktr) |
974 | { |
975 | int frame_rate, video_format=0; |
976 | |
977 | if (bktr->flags & METEOR_OPEN) /* device is busy */ |
978 | return(EBUSY); |
979 | |
980 | mutex_enter(proc_lock); |
981 | bktr->proc = NULL; |
982 | mutex_exit(proc_lock); |
983 | |
984 | bktr->flags |= METEOR_OPEN; |
985 | |
986 | #ifdef BT848_DUMP |
987 | dump_bt848(bt848); |
988 | #endif |
989 | |
990 | bktr->clr_on_start = FALSE; |
991 | |
992 | OUTB(bktr, BKTR_DSTATUS, 0x00); /* clear device status reg. */ |
993 | |
994 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
995 | |
996 | #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL |
997 | video_format = 0; |
998 | #else |
999 | video_format = 1; |
1000 | #endif |
1001 | |
1002 | if (bt848_format == 0) |
1003 | video_format = 0; |
1004 | |
1005 | if (bt848_format == 1) |
1006 | video_format = 1; |
1007 | |
1008 | if (video_format == 1) { |
1009 | OUTB(bktr, BKTR_IFORM, BT848_IFORM_F_NTSCM); |
1010 | bktr->format_params = BT848_IFORM_F_NTSCM; |
1011 | |
1012 | } else { |
1013 | OUTB(bktr, BKTR_IFORM, BT848_IFORM_F_PALBDGHI); |
1014 | bktr->format_params = BT848_IFORM_F_PALBDGHI; |
1015 | |
1016 | } |
1017 | |
1018 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | format_params[bktr->format_params].iform_xtsel); |
1019 | |
1020 | /* work around for new Hauppauge 878 cards */ |
1021 | if ((bktr->card.card_id == CARD_HAUPPAUGE) && |
1022 | (bktr->id==BROOKTREE_878 || bktr->id==BROOKTREE_879)) |
1023 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); |
1024 | else |
1025 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); |
1026 | |
1027 | OUTB(bktr, BKTR_ADELAY, format_params[bktr->format_params].adelay); |
1028 | OUTB(bktr, BKTR_BDELAY, format_params[bktr->format_params].bdelay); |
1029 | frame_rate = format_params[bktr->format_params].frame_rate; |
1030 | |
1031 | /* enable PLL mode using 28MHz crystal for PAL/SECAM users */ |
1032 | if (bktr->xtal_pll_mode == BT848_USE_PLL) { |
1033 | OUTB(bktr, BKTR_TGCTRL, 0); |
1034 | OUTB(bktr, BKTR_PLL_F_LO, 0xf9); |
1035 | OUTB(bktr, BKTR_PLL_F_HI, 0xdc); |
1036 | OUTB(bktr, BKTR_PLL_F_XCI, 0x8e); |
1037 | } |
1038 | |
1039 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) | METEOR_DEV0; |
1040 | |
1041 | bktr->max_clip_node = 0; |
1042 | |
1043 | OUTB(bktr, BKTR_COLOR_CTL, BT848_COLOR_CTL_GAMMA | BT848_COLOR_CTL_RGB_DED); |
1044 | |
1045 | OUTB(bktr, BKTR_E_HSCALE_LO, 170); |
1046 | OUTB(bktr, BKTR_O_HSCALE_LO, 170); |
1047 | |
1048 | OUTB(bktr, BKTR_E_DELAY_LO, 0x72); |
1049 | OUTB(bktr, BKTR_O_DELAY_LO, 0x72); |
1050 | OUTB(bktr, BKTR_E_SCLOOP, 0); |
1051 | OUTB(bktr, BKTR_O_SCLOOP, 0); |
1052 | |
1053 | OUTB(bktr, BKTR_VBI_PACK_SIZE, 0); |
1054 | OUTB(bktr, BKTR_VBI_PACK_DEL, 0); |
1055 | |
1056 | bktr->fifo_errors = 0; |
1057 | bktr->dma_errors = 0; |
1058 | bktr->frames_captured = 0; |
1059 | bktr->even_fields_captured = 0; |
1060 | bktr->odd_fields_captured = 0; |
1061 | set_fps(bktr, frame_rate); |
1062 | bktr->video.addr = 0; |
1063 | bktr->video.width = 0; |
1064 | bktr->video.banksize = 0; |
1065 | bktr->video.ramsize = 0; |
1066 | bktr->pixfmt_compat = TRUE; |
1067 | bktr->format = METEOR_GEO_RGB16; |
1068 | bktr->pixfmt = oformat_meteor_to_bt(bktr->format); |
1069 | |
1070 | bktr->capture_area_enabled = FALSE; |
1071 | |
1072 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT); /* if you take this out triton |
1073 | based motherboards will |
1074 | operate unreliably */ |
1075 | return(0); |
1076 | } |
1077 | |
1078 | int |
1079 | vbi_open(bktr_ptr_t bktr) |
1080 | { |
1081 | if (bktr->vbiflags & VBI_OPEN) /* device is busy */ |
1082 | return(EBUSY); |
1083 | |
1084 | bktr->vbiflags |= VBI_OPEN; |
1085 | |
1086 | /* reset the VBI circular buffer pointers and clear the buffers */ |
1087 | bktr->vbiinsert = 0; |
1088 | bktr->vbistart = 0; |
1089 | bktr->vbisize = 0; |
1090 | bktr->vbi_sequence_number = 0; |
1091 | bktr->vbi_read_blocked = FALSE; |
1092 | |
1093 | memset((void *) bktr->vbibuffer, 0, VBI_BUFFER_SIZE); |
1094 | memset((void *) bktr->vbidata, 0, VBI_DATA_SIZE); |
1095 | |
1096 | return(0); |
1097 | } |
1098 | |
1099 | /* |
1100 | * |
1101 | */ |
1102 | int |
1103 | tuner_open(bktr_ptr_t bktr) |
1104 | { |
1105 | if (!(bktr->tflags & TUNER_INITIALIZED)) /* device not found */ |
1106 | return(ENXIO); |
1107 | |
1108 | if (bktr->tflags & TUNER_OPEN) /* already open */ |
1109 | return(0); |
1110 | |
1111 | bktr->tflags |= TUNER_OPEN; |
1112 | bktr->tuner.frequency = 0; |
1113 | bktr->tuner.channel = 0; |
1114 | bktr->tuner.chnlset = DEFAULT_CHNLSET; |
1115 | bktr->tuner.afc = 0; |
1116 | bktr->tuner.radio_mode = 0; |
1117 | |
1118 | /* enable drivers on the GPIO port that control the MUXes */ |
1119 | OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | bktr->card.gpio_mux_bits); |
1120 | |
1121 | /* unmute the audio stream */ |
1122 | set_audio(bktr, AUDIO_UNMUTE); |
1123 | |
1124 | /* Initialise any audio chips, eg MSP34xx or TDA98xx */ |
1125 | init_audio_devices(bktr); |
1126 | |
1127 | return(0); |
1128 | } |
1129 | |
1130 | |
1131 | |
1132 | |
1133 | /* |
1134 | * |
1135 | */ |
1136 | int |
1137 | video_close(bktr_ptr_t bktr) |
1138 | { |
1139 | bktr->flags &= ~(METEOR_OPEN | |
1140 | METEOR_SINGLE | |
1141 | METEOR_CAP_MASK | |
1142 | METEOR_WANT_MASK); |
1143 | |
1144 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
1145 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
1146 | |
1147 | bktr->dma_prog_loaded = FALSE; |
1148 | OUTB(bktr, BKTR_TDEC, 0); |
1149 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
1150 | |
1151 | /** FIXME: is 0xf magic, wouldn't 0x00 work ??? */ |
1152 | OUTL(bktr, BKTR_SRESET, 0xf); |
1153 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
1154 | |
1155 | return(0); |
1156 | } |
1157 | |
1158 | |
1159 | /* |
1160 | * tuner close handle, |
1161 | * place holder for tuner specific operations on a close. |
1162 | */ |
1163 | int |
1164 | tuner_close(bktr_ptr_t bktr) |
1165 | { |
1166 | bktr->tflags &= ~TUNER_OPEN; |
1167 | |
1168 | /* mute the audio by switching the mux */ |
1169 | set_audio(bktr, AUDIO_MUTE); |
1170 | |
1171 | /* disable drivers on the GPIO port that control the MUXes */ |
1172 | OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) & ~bktr->card.gpio_mux_bits); |
1173 | |
1174 | return(0); |
1175 | } |
1176 | |
1177 | int |
1178 | vbi_close(bktr_ptr_t bktr) |
1179 | { |
1180 | |
1181 | bktr->vbiflags &= ~VBI_OPEN; |
1182 | |
1183 | return(0); |
1184 | } |
1185 | |
1186 | /* |
1187 | * |
1188 | */ |
1189 | int |
1190 | video_read(bktr_ptr_t bktr, int unit, dev_t dev, |
1191 | struct uio *uio) |
1192 | { |
1193 | int status; |
1194 | int count; |
1195 | |
1196 | |
1197 | if (bktr->bigbuf == 0) /* no frame buffer allocated (ioctl failed) */ |
1198 | return(ENOMEM); |
1199 | |
1200 | if (bktr->flags & METEOR_CAP_MASK) |
1201 | return(EIO); /* already capturing */ |
1202 | |
1203 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
1204 | |
1205 | |
1206 | count = bktr->rows * bktr->cols * |
1207 | pixfmt_table[bktr->pixfmt].public.Bpp; |
1208 | |
1209 | if ((int) uio->uio_iov->iov_len < count) |
1210 | return(EINVAL); |
1211 | |
1212 | bktr->flags &= ~(METEOR_CAP_MASK | METEOR_WANT_MASK); |
1213 | |
1214 | /* capture one frame */ |
1215 | start_capture(bktr, METEOR_SINGLE); |
1216 | /* wait for capture to complete */ |
1217 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
1218 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
1219 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
1220 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
1221 | BT848_INT_RISCI | |
1222 | BT848_INT_VSYNC | |
1223 | BT848_INT_FMTCHG); |
1224 | |
1225 | |
1226 | status = tsleep(BKTR_SLEEP, BKTRPRI, "captur" , 0); |
1227 | if (!status) /* successful capture */ |
1228 | status = uiomove((void *)bktr->bigbuf, count, uio); |
1229 | else |
1230 | printf ("%s: read: tsleep error %d\n" , |
1231 | bktr_name(bktr), status); |
1232 | |
1233 | bktr->flags &= ~(METEOR_SINGLE | METEOR_WANT_MASK); |
1234 | |
1235 | return(status); |
1236 | } |
1237 | |
1238 | /* |
1239 | * Read VBI data from the vbi circular buffer |
1240 | * The buffer holds vbi data blocks which are the same size |
1241 | * vbiinsert is the position we will insert the next item into the buffer |
1242 | * vbistart is the actual position in the buffer we want to read from |
1243 | * vbisize is the exact number of bytes in the buffer left to read |
1244 | */ |
1245 | int |
1246 | vbi_read(bktr_ptr_t bktr, struct uio *uio, int ioflag) |
1247 | { |
1248 | int readsize, readsize2; |
1249 | int status; |
1250 | |
1251 | |
1252 | while(bktr->vbisize == 0) { |
1253 | if (ioflag & IO_NDELAY) { |
1254 | return EWOULDBLOCK; |
1255 | } |
1256 | |
1257 | bktr->vbi_read_blocked = TRUE; |
1258 | if ((status = tsleep(VBI_SLEEP, VBIPRI, "vbi" , 0))) { |
1259 | return status; |
1260 | } |
1261 | } |
1262 | |
1263 | /* Now we have some data to give to the user */ |
1264 | |
1265 | /* We cannot read more bytes than there are in |
1266 | * the circular buffer |
1267 | */ |
1268 | readsize = (int)uio->uio_iov->iov_len; |
1269 | |
1270 | if (readsize > bktr->vbisize) readsize = bktr->vbisize; |
1271 | |
1272 | /* Check if we can read this number of bytes without having |
1273 | * to wrap around the circular buffer */ |
1274 | if((bktr->vbistart + readsize) >= VBI_BUFFER_SIZE) { |
1275 | /* We need to wrap around */ |
1276 | |
1277 | readsize2 = VBI_BUFFER_SIZE - bktr->vbistart; |
1278 | status = uiomove((char *)bktr->vbibuffer + bktr->vbistart, readsize2, uio); |
1279 | status += uiomove((char *)bktr->vbibuffer, (readsize - readsize2), uio); |
1280 | } else { |
1281 | /* We do not need to wrap around */ |
1282 | status = uiomove((char *)bktr->vbibuffer + bktr->vbistart, readsize, uio); |
1283 | } |
1284 | |
1285 | /* Update the number of bytes left to read */ |
1286 | bktr->vbisize -= readsize; |
1287 | |
1288 | /* Update vbistart */ |
1289 | bktr->vbistart += readsize; |
1290 | bktr->vbistart = bktr->vbistart % VBI_BUFFER_SIZE; /* wrap around if needed */ |
1291 | |
1292 | return(status); |
1293 | |
1294 | } |
1295 | |
1296 | |
1297 | |
1298 | /* |
1299 | * video ioctls |
1300 | */ |
1301 | #ifdef __FreeBSD__ |
1302 | int |
1303 | video_ioctl(bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, void *arg, struct thread* td) |
1304 | #else |
1305 | int |
1306 | video_ioctl(bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, void *arg, |
1307 | struct lwp* l) |
1308 | #endif |
1309 | { |
1310 | volatile u_char c_temp; |
1311 | unsigned int temp; |
1312 | unsigned int temp_iform; |
1313 | unsigned int error; |
1314 | struct meteor_geomet *geo; |
1315 | struct meteor_counts *counts; |
1316 | struct meteor_video *video; |
1317 | struct bktr_capture_area *cap_area; |
1318 | #if defined(__NetBSD__) |
1319 | vaddr_t sbuf; |
1320 | #else |
1321 | vm_offset_t sbuf; |
1322 | #endif |
1323 | int i; |
1324 | char char_temp; |
1325 | |
1326 | switch (cmd) { |
1327 | |
1328 | case BT848SCLIP: /* set clip region */ |
1329 | bktr->max_clip_node = 0; |
1330 | memcpy(&bktr->clip_list, arg, sizeof(bktr->clip_list)); |
1331 | |
1332 | for (i = 0; i < BT848_MAX_CLIP_NODE; i++) { |
1333 | if (bktr->clip_list[i].y_min == 0 && |
1334 | bktr->clip_list[i].y_max == 0) |
1335 | break; |
1336 | } |
1337 | bktr->max_clip_node = i; |
1338 | |
1339 | /* make sure that the list contains a valid clip secquence */ |
1340 | /* the clip rectangles should be sorted by x then by y as the |
1341 | second order sort key */ |
1342 | |
1343 | /* clip rectangle list is terminated by y_min and y_max set to 0 */ |
1344 | |
1345 | /* to disable clipping set y_min and y_max to 0 in the first |
1346 | clip rectangle . The first clip rectangle is clip_list[0]. |
1347 | */ |
1348 | |
1349 | |
1350 | |
1351 | if (bktr->max_clip_node == 0 && |
1352 | (bktr->clip_list[0].y_min != 0 && |
1353 | bktr->clip_list[0].y_max != 0)) { |
1354 | return EINVAL; |
1355 | } |
1356 | |
1357 | for (i = 0; i < BT848_MAX_CLIP_NODE - 1; i++) { |
1358 | if (bktr->clip_list[i].y_min == 0 && |
1359 | bktr->clip_list[i].y_max == 0) { |
1360 | break; |
1361 | } |
1362 | if (bktr->clip_list[i+1].y_min != 0 && |
1363 | bktr->clip_list[i+1].y_max != 0 && |
1364 | bktr->clip_list[i].x_min > bktr->clip_list[i+1].x_min) { |
1365 | |
1366 | bktr->max_clip_node = 0; |
1367 | return (EINVAL); |
1368 | |
1369 | } |
1370 | |
1371 | if (bktr->clip_list[i].x_min >= bktr->clip_list[i].x_max || |
1372 | bktr->clip_list[i].y_min >= bktr->clip_list[i].y_max || |
1373 | bktr->clip_list[i].x_min < 0 || |
1374 | bktr->clip_list[i].x_max < 0 || |
1375 | bktr->clip_list[i].y_min < 0 || |
1376 | bktr->clip_list[i].y_max < 0) { |
1377 | bktr->max_clip_node = 0; |
1378 | return (EINVAL); |
1379 | } |
1380 | } |
1381 | |
1382 | bktr->dma_prog_loaded = FALSE; |
1383 | |
1384 | break; |
1385 | |
1386 | case METEORSTATUS: /* get Bt848 status */ |
1387 | c_temp = INB(bktr, BKTR_DSTATUS); |
1388 | temp = 0; |
1389 | if (!(c_temp & 0x40)) temp |= METEOR_STATUS_HCLK; |
1390 | if (!(c_temp & 0x10)) temp |= METEOR_STATUS_FIDT; |
1391 | *(u_short *)arg = temp; |
1392 | break; |
1393 | |
1394 | case BT848SFMT: /* set input format */ |
1395 | temp = *(unsigned int*)arg & BT848_IFORM_FORMAT; |
1396 | temp_iform = INB(bktr, BKTR_IFORM); |
1397 | temp_iform &= ~BT848_IFORM_FORMAT; |
1398 | temp_iform &= ~BT848_IFORM_XTSEL; |
1399 | OUTB(bktr, BKTR_IFORM, (temp_iform | temp | format_params[temp].iform_xtsel)); |
1400 | switch(temp) { |
1401 | case BT848_IFORM_F_AUTO: |
1402 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
1403 | METEOR_AUTOMODE; |
1404 | break; |
1405 | |
1406 | case BT848_IFORM_F_NTSCM: |
1407 | case BT848_IFORM_F_NTSCJ: |
1408 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
1409 | METEOR_NTSC; |
1410 | OUTB(bktr, BKTR_ADELAY, format_params[temp].adelay); |
1411 | OUTB(bktr, BKTR_BDELAY, format_params[temp].bdelay); |
1412 | bktr->format_params = temp; |
1413 | break; |
1414 | |
1415 | case BT848_IFORM_F_PALBDGHI: |
1416 | case BT848_IFORM_F_PALN: |
1417 | case BT848_IFORM_F_SECAM: |
1418 | case BT848_IFORM_F_RSVD: |
1419 | case BT848_IFORM_F_PALM: |
1420 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
1421 | METEOR_PAL; |
1422 | OUTB(bktr, BKTR_ADELAY, format_params[temp].adelay); |
1423 | OUTB(bktr, BKTR_BDELAY, format_params[temp].bdelay); |
1424 | bktr->format_params = temp; |
1425 | break; |
1426 | |
1427 | } |
1428 | bktr->dma_prog_loaded = FALSE; |
1429 | break; |
1430 | |
1431 | case METEORSFMT: /* set input format */ |
1432 | temp_iform = INB(bktr, BKTR_IFORM); |
1433 | temp_iform &= ~BT848_IFORM_FORMAT; |
1434 | temp_iform &= ~BT848_IFORM_XTSEL; |
1435 | switch(*(unsigned int *)arg & METEOR_FORM_MASK) { |
1436 | case 0: /* default */ |
1437 | case METEOR_FMT_NTSC: |
1438 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
1439 | METEOR_NTSC; |
1440 | OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_NTSCM | |
1441 | format_params[BT848_IFORM_F_NTSCM].iform_xtsel); |
1442 | OUTB(bktr, BKTR_ADELAY, format_params[BT848_IFORM_F_NTSCM].adelay); |
1443 | OUTB(bktr, BKTR_BDELAY, format_params[BT848_IFORM_F_NTSCM].bdelay); |
1444 | bktr->format_params = BT848_IFORM_F_NTSCM; |
1445 | break; |
1446 | |
1447 | case METEOR_FMT_PAL: |
1448 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
1449 | METEOR_PAL; |
1450 | OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_PALBDGHI | |
1451 | format_params[BT848_IFORM_F_PALBDGHI].iform_xtsel); |
1452 | OUTB(bktr, BKTR_ADELAY, format_params[BT848_IFORM_F_PALBDGHI].adelay); |
1453 | OUTB(bktr, BKTR_BDELAY, format_params[BT848_IFORM_F_PALBDGHI].bdelay); |
1454 | bktr->format_params = BT848_IFORM_F_PALBDGHI; |
1455 | break; |
1456 | |
1457 | case METEOR_FMT_AUTOMODE: |
1458 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
1459 | METEOR_AUTOMODE; |
1460 | OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_AUTO | |
1461 | format_params[BT848_IFORM_F_AUTO].iform_xtsel); |
1462 | break; |
1463 | |
1464 | default: |
1465 | return(EINVAL); |
1466 | } |
1467 | bktr->dma_prog_loaded = FALSE; |
1468 | break; |
1469 | |
1470 | case METEORGFMT: /* get input format */ |
1471 | *(u_int *)arg = bktr->flags & METEOR_FORM_MASK; |
1472 | break; |
1473 | |
1474 | |
1475 | case BT848GFMT: /* get input format */ |
1476 | *(u_int *)arg = INB(bktr, BKTR_IFORM) & BT848_IFORM_FORMAT; |
1477 | break; |
1478 | |
1479 | case METEORSCOUNT: /* (re)set error counts */ |
1480 | counts = (struct meteor_counts *) arg; |
1481 | bktr->fifo_errors = counts->fifo_errors; |
1482 | bktr->dma_errors = counts->dma_errors; |
1483 | bktr->frames_captured = counts->frames_captured; |
1484 | bktr->even_fields_captured = counts->even_fields_captured; |
1485 | bktr->odd_fields_captured = counts->odd_fields_captured; |
1486 | break; |
1487 | |
1488 | case METEORGCOUNT: /* get error counts */ |
1489 | counts = (struct meteor_counts *) arg; |
1490 | counts->fifo_errors = bktr->fifo_errors; |
1491 | counts->dma_errors = bktr->dma_errors; |
1492 | counts->frames_captured = bktr->frames_captured; |
1493 | counts->even_fields_captured = bktr->even_fields_captured; |
1494 | counts->odd_fields_captured = bktr->odd_fields_captured; |
1495 | break; |
1496 | |
1497 | case METEORGVIDEO: |
1498 | video = (struct meteor_video *)arg; |
1499 | video->addr = bktr->video.addr; |
1500 | video->width = bktr->video.width; |
1501 | video->banksize = bktr->video.banksize; |
1502 | video->ramsize = bktr->video.ramsize; |
1503 | break; |
1504 | |
1505 | case METEORSVIDEO: |
1506 | video = (struct meteor_video *)arg; |
1507 | bktr->video.addr = video->addr; |
1508 | bktr->video.width = video->width; |
1509 | bktr->video.banksize = video->banksize; |
1510 | bktr->video.ramsize = video->ramsize; |
1511 | break; |
1512 | |
1513 | case METEORSFPS: |
1514 | set_fps(bktr, *(u_short *)arg); |
1515 | break; |
1516 | |
1517 | case METEORGFPS: |
1518 | *(u_short *)arg = bktr->fps; |
1519 | break; |
1520 | |
1521 | case METEORSHUE: /* set hue */ |
1522 | OUTB(bktr, BKTR_HUE, (*(u_char *) arg) & 0xff); |
1523 | break; |
1524 | |
1525 | case METEORGHUE: /* get hue */ |
1526 | *(u_char *)arg = INB(bktr, BKTR_HUE); |
1527 | break; |
1528 | |
1529 | case METEORSBRIG: /* set brightness */ |
1530 | char_temp = (*(u_char *)arg & 0xff) - 128; |
1531 | OUTB(bktr, BKTR_BRIGHT, char_temp); |
1532 | |
1533 | break; |
1534 | |
1535 | case METEORGBRIG: /* get brightness */ |
1536 | *(u_char *)arg = INB(bktr, BKTR_BRIGHT) + 128; |
1537 | break; |
1538 | |
1539 | case METEORSCSAT: /* set chroma saturation */ |
1540 | temp = (int)*(u_char *)arg; |
1541 | |
1542 | OUTB(bktr, BKTR_SAT_U_LO, (temp << 1) & 0xff); |
1543 | OUTB(bktr, BKTR_SAT_V_LO, (temp << 1) & 0xff); |
1544 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) |
1545 | & ~(BT848_E_CONTROL_SAT_U_MSB |
1546 | | BT848_E_CONTROL_SAT_V_MSB)); |
1547 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) |
1548 | & ~(BT848_O_CONTROL_SAT_U_MSB | |
1549 | BT848_O_CONTROL_SAT_V_MSB)); |
1550 | |
1551 | if (temp & BIT_SEVEN_HIGH) { |
1552 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) |
1553 | | (BT848_E_CONTROL_SAT_U_MSB |
1554 | | BT848_E_CONTROL_SAT_V_MSB)); |
1555 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) |
1556 | | (BT848_O_CONTROL_SAT_U_MSB |
1557 | | BT848_O_CONTROL_SAT_V_MSB)); |
1558 | } |
1559 | break; |
1560 | |
1561 | case METEORGCSAT: /* get chroma saturation */ |
1562 | temp = (INB(bktr, BKTR_SAT_V_LO) >> 1) & 0xff; |
1563 | if (INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB) |
1564 | temp |= BIT_SEVEN_HIGH; |
1565 | *(u_char *)arg = (u_char)temp; |
1566 | break; |
1567 | |
1568 | case METEORSCONT: /* set contrast */ |
1569 | temp = (int)*(u_char *)arg & 0xff; |
1570 | temp <<= 1; |
1571 | OUTB(bktr, BKTR_CONTRAST_LO, temp & 0xff); |
1572 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_CON_MSB); |
1573 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_CON_MSB); |
1574 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | |
1575 | (((temp & 0x100) >> 6) & BT848_E_CONTROL_CON_MSB)); |
1576 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | |
1577 | (((temp & 0x100) >> 6) & BT848_O_CONTROL_CON_MSB)); |
1578 | break; |
1579 | |
1580 | case METEORGCONT: /* get contrast */ |
1581 | temp = (int)INB(bktr, BKTR_CONTRAST_LO) & 0xff; |
1582 | temp |= ((int)INB(bktr, BKTR_O_CONTROL) & 0x04) << 6; |
1583 | *(u_char *)arg = (u_char)((temp >> 1) & 0xff); |
1584 | break; |
1585 | |
1586 | case BT848SCBUF: /* set Clear-Buffer-on-start flag */ |
1587 | bktr->clr_on_start = (*(int *)arg != 0); |
1588 | break; |
1589 | |
1590 | case BT848GCBUF: /* get Clear-Buffer-on-start flag */ |
1591 | *(int *)arg = (int) bktr->clr_on_start; |
1592 | break; |
1593 | |
1594 | case METEORSSIGNAL: |
1595 | mutex_enter(proc_lock); |
1596 | if(*(int *)arg == 0 || *(int *)arg >= NSIG) { |
1597 | mutex_exit(proc_lock); |
1598 | return(EINVAL); |
1599 | break; |
1600 | } |
1601 | bktr->signal = *(int *) arg; |
1602 | #ifdef __FreeBSD__ |
1603 | bktr->proc = td->td_proc; |
1604 | #else |
1605 | bktr->proc = l->l_proc; |
1606 | #endif |
1607 | mutex_exit(proc_lock); |
1608 | break; |
1609 | |
1610 | case METEORGSIGNAL: |
1611 | *(int *)arg = bktr->signal; |
1612 | break; |
1613 | |
1614 | case METEORCAPTUR: |
1615 | temp = bktr->flags; |
1616 | switch (*(int *) arg) { |
1617 | case METEOR_CAP_SINGLE: |
1618 | |
1619 | if (bktr->bigbuf==0) /* no frame buffer allocated */ |
1620 | return(ENOMEM); |
1621 | /* already capturing */ |
1622 | if (temp & METEOR_CAP_MASK) |
1623 | return(EIO); |
1624 | |
1625 | |
1626 | |
1627 | start_capture(bktr, METEOR_SINGLE); |
1628 | |
1629 | /* wait for capture to complete */ |
1630 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
1631 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
1632 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
1633 | |
1634 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
1635 | BT848_INT_RISCI | |
1636 | BT848_INT_VSYNC | |
1637 | BT848_INT_FMTCHG); |
1638 | |
1639 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
1640 | error = tsleep(BKTR_SLEEP, BKTRPRI, "captur" , hz); |
1641 | if (error && (error != ERESTART)) { |
1642 | /* Here if we didn't get complete frame */ |
1643 | #ifdef DIAGNOSTIC |
1644 | printf("%s: ioctl: tsleep error %d %x\n" , |
1645 | bktr_name(bktr), error, |
1646 | INL(bktr, BKTR_RISC_COUNT)); |
1647 | #endif |
1648 | |
1649 | /* stop DMA */ |
1650 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
1651 | |
1652 | /* disable risc, leave fifo running */ |
1653 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
1654 | } |
1655 | |
1656 | bktr->flags &= ~(METEOR_SINGLE|METEOR_WANT_MASK); |
1657 | /* FIXME: should we set bt848->int_stat ??? */ |
1658 | break; |
1659 | |
1660 | case METEOR_CAP_CONTINOUS: |
1661 | if (bktr->bigbuf==0) /* no frame buffer allocated */ |
1662 | return(ENOMEM); |
1663 | /* already capturing */ |
1664 | if (temp & METEOR_CAP_MASK) |
1665 | return(EIO); |
1666 | |
1667 | |
1668 | start_capture(bktr, METEOR_CONTIN); |
1669 | |
1670 | /* Clear the interrypt status register */ |
1671 | OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); |
1672 | |
1673 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
1674 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
1675 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
1676 | |
1677 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
1678 | BT848_INT_RISCI | |
1679 | BT848_INT_VSYNC | |
1680 | BT848_INT_FMTCHG); |
1681 | #ifdef BT848_DUMP |
1682 | dump_bt848(bt848); |
1683 | #endif |
1684 | break; |
1685 | |
1686 | case METEOR_CAP_STOP_CONT: |
1687 | if (bktr->flags & METEOR_CONTIN) { |
1688 | /* turn off capture */ |
1689 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
1690 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
1691 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
1692 | bktr->flags &= |
1693 | ~(METEOR_CONTIN | METEOR_WANT_MASK); |
1694 | |
1695 | } |
1696 | } |
1697 | break; |
1698 | |
1699 | case METEORSETGEO: |
1700 | /* can't change parameters while capturing */ |
1701 | if (bktr->flags & METEOR_CAP_MASK) |
1702 | return(EBUSY); |
1703 | |
1704 | |
1705 | geo = (struct meteor_geomet *) arg; |
1706 | |
1707 | error = 0; |
1708 | /* Either even or odd, if even & odd, then these a zero */ |
1709 | if ((geo->oformat & METEOR_GEO_ODD_ONLY) && |
1710 | (geo->oformat & METEOR_GEO_EVEN_ONLY)) { |
1711 | printf("%s: ioctl: Geometry odd or even only.\n" , |
1712 | bktr_name(bktr)); |
1713 | return(EINVAL); |
1714 | } |
1715 | |
1716 | /* set/clear even/odd flags */ |
1717 | if (geo->oformat & METEOR_GEO_ODD_ONLY) |
1718 | bktr->flags |= METEOR_ONLY_ODD_FIELDS; |
1719 | else |
1720 | bktr->flags &= ~METEOR_ONLY_ODD_FIELDS; |
1721 | if (geo->oformat & METEOR_GEO_EVEN_ONLY) |
1722 | bktr->flags |= METEOR_ONLY_EVEN_FIELDS; |
1723 | else |
1724 | bktr->flags &= ~METEOR_ONLY_EVEN_FIELDS; |
1725 | |
1726 | if (geo->columns <= 0) { |
1727 | printf( |
1728 | "%s: ioctl: %d: columns must be greater than zero.\n" , |
1729 | bktr_name(bktr), geo->columns); |
1730 | error = EINVAL; |
1731 | } |
1732 | else if ((geo->columns & 0x3fe) != geo->columns) { |
1733 | printf( |
1734 | "%s: ioctl: %d: columns too large or not even.\n" , |
1735 | bktr_name(bktr), geo->columns); |
1736 | error = EINVAL; |
1737 | } |
1738 | |
1739 | if (geo->rows <= 0) { |
1740 | printf( |
1741 | "%s: ioctl: %d: rows must be greater than zero.\n" , |
1742 | bktr_name(bktr), geo->rows); |
1743 | error = EINVAL; |
1744 | } |
1745 | else if (((geo->rows & 0x7fe) != geo->rows) || |
1746 | ((geo->oformat & METEOR_GEO_FIELD_MASK) && |
1747 | ((geo->rows & 0x3fe) != geo->rows))) { |
1748 | printf( |
1749 | "%s: ioctl: %d: rows too large or not even.\n" , |
1750 | bktr_name(bktr), geo->rows); |
1751 | error = EINVAL; |
1752 | } |
1753 | |
1754 | if (geo->frames > 32) { |
1755 | printf("%s: ioctl: too many frames.\n" , |
1756 | bktr_name(bktr)); |
1757 | |
1758 | error = EINVAL; |
1759 | } |
1760 | |
1761 | if (error) |
1762 | return(error); |
1763 | |
1764 | bktr->dma_prog_loaded = FALSE; |
1765 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
1766 | |
1767 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
1768 | |
1769 | if ((temp=(geo->rows * geo->columns * geo->frames * 2))) { |
1770 | if (geo->oformat & METEOR_GEO_RGB24) temp = temp * 2; |
1771 | |
1772 | /* meteor_mem structure for SYNC Capture */ |
1773 | if (geo->frames > 1) temp += PAGE_SIZE; |
1774 | |
1775 | temp = btoc(temp); |
1776 | if ((int) temp > bktr->alloc_pages |
1777 | && bktr->video.addr == 0) { |
1778 | |
1779 | /*****************************/ |
1780 | /* *** OS Dependent code *** */ |
1781 | /*****************************/ |
1782 | #if defined(__NetBSD__) || defined(__OpenBSD__) |
1783 | bus_dmamap_t dmamap; |
1784 | |
1785 | sbuf = get_bktr_mem(bktr, &dmamap, |
1786 | temp * PAGE_SIZE); |
1787 | if (sbuf != 0) { |
1788 | free_bktr_mem(bktr, bktr->dm_mem, |
1789 | bktr->bigbuf); |
1790 | bktr->dm_mem = dmamap; |
1791 | |
1792 | #else |
1793 | sbuf = get_bktr_mem(unit, temp*PAGE_SIZE); |
1794 | if (sbuf != 0) { |
1795 | kmem_free(kernel_map, bktr->bigbuf, |
1796 | (bktr->alloc_pages * PAGE_SIZE)); |
1797 | #endif |
1798 | |
1799 | bktr->bigbuf = sbuf; |
1800 | bktr->alloc_pages = temp; |
1801 | if (bootverbose) |
1802 | printf( |
1803 | "%s: ioctl: Allocating %d bytes\n" , |
1804 | bktr_name(bktr), temp*PAGE_SIZE); |
1805 | } |
1806 | else |
1807 | error = ENOMEM; |
1808 | } |
1809 | } |
1810 | |
1811 | if (error) |
1812 | return error; |
1813 | |
1814 | bktr->rows = geo->rows; |
1815 | bktr->cols = geo->columns; |
1816 | bktr->frames = geo->frames; |
1817 | |
1818 | /* Pixel format (if in meteor pixfmt compatibility mode) */ |
1819 | if (bktr->pixfmt_compat) { |
1820 | bktr->format = METEOR_GEO_YUV_422; |
1821 | switch (geo->oformat & METEOR_GEO_OUTPUT_MASK) { |
1822 | case 0: /* default */ |
1823 | case METEOR_GEO_RGB16: |
1824 | bktr->format = METEOR_GEO_RGB16; |
1825 | break; |
1826 | case METEOR_GEO_RGB24: |
1827 | bktr->format = METEOR_GEO_RGB24; |
1828 | break; |
1829 | case METEOR_GEO_YUV_422: |
1830 | bktr->format = METEOR_GEO_YUV_422; |
1831 | if (geo->oformat & METEOR_GEO_YUV_12) |
1832 | bktr->format = METEOR_GEO_YUV_12; |
1833 | break; |
1834 | case METEOR_GEO_YUV_PACKED: |
1835 | bktr->format = METEOR_GEO_YUV_PACKED; |
1836 | break; |
1837 | } |
1838 | bktr->pixfmt = oformat_meteor_to_bt(bktr->format); |
1839 | } |
1840 | |
1841 | if (bktr->flags & METEOR_CAP_MASK) { |
1842 | |
1843 | if (bktr->flags & (METEOR_CONTIN|METEOR_SYNCAP)) { |
1844 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
1845 | case METEOR_ONLY_ODD_FIELDS: |
1846 | bktr->flags |= METEOR_WANT_ODD; |
1847 | break; |
1848 | case METEOR_ONLY_EVEN_FIELDS: |
1849 | bktr->flags |= METEOR_WANT_EVEN; |
1850 | break; |
1851 | default: |
1852 | bktr->flags |= METEOR_WANT_MASK; |
1853 | break; |
1854 | } |
1855 | |
1856 | start_capture(bktr, METEOR_CONTIN); |
1857 | OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); |
1858 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
1859 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
1860 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
1861 | BT848_INT_VSYNC | |
1862 | BT848_INT_FMTCHG); |
1863 | } |
1864 | } |
1865 | break; |
1866 | /* end of METEORSETGEO */ |
1867 | |
1868 | /* FIXME. The Capture Area currently has the following restrictions: |
1869 | GENERAL |
1870 | y_offset may need to be even in interlaced modes |
1871 | RGB24 - Interlaced mode |
1872 | x_size must be greater than or equal to 1.666*METEORSETGEO width (cols) |
1873 | y_size must be greater than or equal to METEORSETGEO height (rows) |
1874 | RGB24 - Even Only (or Odd Only) mode |
1875 | x_size must be greater than or equal to 1.666*METEORSETGEO width (cols) |
1876 | y_size must be greater than or equal to 2*METEORSETGEO height (rows) |
1877 | YUV12 - Interlaced mode |
1878 | x_size must be greater than or equal to METEORSETGEO width (cols) |
1879 | y_size must be greater than or equal to METEORSETGEO height (rows) |
1880 | YUV12 - Even Only (or Odd Only) mode |
1881 | x_size must be greater than or equal to METEORSETGEO width (cols) |
1882 | y_size must be greater than or equal to 2*METEORSETGEO height (rows) |
1883 | */ |
1884 | |
1885 | case BT848_SCAPAREA: /* set capture area of each video frame */ |
1886 | /* can't change parameters while capturing */ |
1887 | if (bktr->flags & METEOR_CAP_MASK) |
1888 | return(EBUSY); |
1889 | |
1890 | cap_area = (struct bktr_capture_area *) arg; |
1891 | bktr->capture_area_x_offset = cap_area->x_offset; |
1892 | bktr->capture_area_y_offset = cap_area->y_offset; |
1893 | bktr->capture_area_x_size = cap_area->x_size; |
1894 | bktr->capture_area_y_size = cap_area->y_size; |
1895 | bktr->capture_area_enabled = TRUE; |
1896 | |
1897 | bktr->dma_prog_loaded = FALSE; |
1898 | break; |
1899 | |
1900 | case BT848_GCAPAREA: /* get capture area of each video frame */ |
1901 | cap_area = (struct bktr_capture_area *) arg; |
1902 | if (bktr->capture_area_enabled == FALSE) { |
1903 | cap_area->x_offset = 0; |
1904 | cap_area->y_offset = 0; |
1905 | cap_area->x_size = format_params[ |
1906 | bktr->format_params].scaled_hactive; |
1907 | cap_area->y_size = format_params[ |
1908 | bktr->format_params].vactive; |
1909 | } else { |
1910 | cap_area->x_offset = bktr->capture_area_x_offset; |
1911 | cap_area->y_offset = bktr->capture_area_y_offset; |
1912 | cap_area->x_size = bktr->capture_area_x_size; |
1913 | cap_area->y_size = bktr->capture_area_y_size; |
1914 | } |
1915 | break; |
1916 | |
1917 | default: |
1918 | return common_ioctl(bktr, cmd, arg); |
1919 | } |
1920 | |
1921 | return(0); |
1922 | } |
1923 | |
1924 | /* |
1925 | * tuner ioctls |
1926 | */ |
1927 | #ifdef __FreeBSD__ |
1928 | int |
1929 | tuner_ioctl(bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, void *arg, struct thread* td) |
1930 | #else |
1931 | int |
1932 | tuner_ioctl(bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, void *arg, |
1933 | struct lwp* l) |
1934 | #endif |
1935 | { |
1936 | int tmp_int; |
1937 | unsigned int temp, temp1; |
1938 | int offset; |
1939 | int count; |
1940 | u_char *sbuf; |
1941 | u_int par; |
1942 | u_char write; |
1943 | int i2c_addr; |
1944 | int i2c_port; |
1945 | u_int data; |
1946 | |
1947 | switch (cmd) { |
1948 | |
1949 | case REMOTE_GETKEY: |
1950 | /* Read the last key pressed by the Remote Control */ |
1951 | if (bktr->remote_control == 0) return (EINVAL); |
1952 | remote_read(bktr, (struct bktr_remote *)arg); |
1953 | break; |
1954 | |
1955 | #if defined(TUNER_AFC) |
1956 | case TVTUNER_SETAFC: |
1957 | bktr->tuner.afc = (*(int *)arg != 0); |
1958 | break; |
1959 | |
1960 | case TVTUNER_GETAFC: |
1961 | *(int *)arg = bktr->tuner.afc; |
1962 | /* XXX Perhaps use another bit to indicate AFC success? */ |
1963 | break; |
1964 | #endif /* TUNER_AFC */ |
1965 | |
1966 | case TVTUNER_SETCHNL: |
1967 | temp_mute(bktr, TRUE); |
1968 | temp = tv_channel(bktr, (int)*(unsigned int *)arg); |
1969 | *(unsigned int *)arg = temp; |
1970 | |
1971 | /* after every channel change, we must restart the MSP34xx */ |
1972 | /* audio chip to reselect NICAM STEREO or MONO audio */ |
1973 | if (bktr->card.msp3400c) |
1974 | msp_autodetect(bktr); |
1975 | |
1976 | /* after every channel change, we must restart the DPL35xx */ |
1977 | if (bktr->card.dpl3518a) |
1978 | dpl_autodetect(bktr); |
1979 | |
1980 | temp_mute(bktr, FALSE); |
1981 | break; |
1982 | |
1983 | case TVTUNER_GETCHNL: |
1984 | *(unsigned int *)arg = bktr->tuner.channel; |
1985 | break; |
1986 | |
1987 | case TVTUNER_SETTYPE: |
1988 | temp = *(unsigned int *)arg; |
1989 | if ((temp < CHNLSET_MIN) || (temp > CHNLSET_MAX)) |
1990 | return(EINVAL); |
1991 | bktr->tuner.chnlset = temp; |
1992 | break; |
1993 | |
1994 | case TVTUNER_GETTYPE: |
1995 | *(unsigned int *)arg = bktr->tuner.chnlset; |
1996 | break; |
1997 | |
1998 | case TVTUNER_GETSTATUS: |
1999 | temp = get_tuner_status(bktr); |
2000 | *(unsigned int *)arg = temp & 0xff; |
2001 | break; |
2002 | |
2003 | case TVTUNER_SETFREQ: |
2004 | temp_mute(bktr, TRUE); |
2005 | temp = tv_freq(bktr, (int)*(unsigned int *)arg, TV_FREQUENCY); |
2006 | temp_mute(bktr, FALSE); |
2007 | *(unsigned int *)arg = temp; |
2008 | |
2009 | /* after every channel change, we must restart the MSP34xx */ |
2010 | /* audio chip to reselect NICAM STEREO or MONO audio */ |
2011 | if (bktr->card.msp3400c) |
2012 | msp_autodetect(bktr); |
2013 | |
2014 | /* after every channel change, we must restart the DPL35xx */ |
2015 | if (bktr->card.dpl3518a) |
2016 | dpl_autodetect(bktr); |
2017 | |
2018 | temp_mute(bktr, FALSE); |
2019 | break; |
2020 | |
2021 | case TVTUNER_GETFREQ: |
2022 | *(unsigned int *)arg = bktr->tuner.frequency; |
2023 | break; |
2024 | |
2025 | case TVTUNER_GETCHNLSET: |
2026 | return tuner_getchnlset((struct bktr_chnlset *)arg); |
2027 | |
2028 | case BT848_SAUDIO: /* set audio channel */ |
2029 | if (set_audio(bktr, *(int*)arg) < 0) |
2030 | return(EIO); |
2031 | break; |
2032 | |
2033 | /* hue is a 2's compliment number, -90' to +89.3' in 0.7' steps */ |
2034 | case BT848_SHUE: /* set hue */ |
2035 | OUTB(bktr, BKTR_HUE, (u_char)(*(int*)arg & 0xff)); |
2036 | break; |
2037 | |
2038 | case BT848_GHUE: /* get hue */ |
2039 | *(int*)arg = (signed char)(INB(bktr, BKTR_HUE) & 0xff); |
2040 | break; |
2041 | |
2042 | /* brightness is a 2's compliment #, -50 to +%49.6% in 0.39% steps */ |
2043 | case BT848_SBRIG: /* set brightness */ |
2044 | OUTB(bktr, BKTR_BRIGHT, (u_char)(*(int *)arg & 0xff)); |
2045 | break; |
2046 | |
2047 | case BT848_GBRIG: /* get brightness */ |
2048 | *(int *)arg = (signed char)(INB(bktr, BKTR_BRIGHT) & 0xff); |
2049 | break; |
2050 | |
2051 | /* */ |
2052 | case BT848_SCSAT: /* set chroma saturation */ |
2053 | tmp_int = *(int*)arg; |
2054 | |
2055 | temp = INB(bktr, BKTR_E_CONTROL); |
2056 | temp1 = INB(bktr, BKTR_O_CONTROL); |
2057 | if (tmp_int & BIT_EIGHT_HIGH) { |
2058 | temp |= (BT848_E_CONTROL_SAT_U_MSB | |
2059 | BT848_E_CONTROL_SAT_V_MSB); |
2060 | temp1 |= (BT848_O_CONTROL_SAT_U_MSB | |
2061 | BT848_O_CONTROL_SAT_V_MSB); |
2062 | } |
2063 | else { |
2064 | temp &= ~(BT848_E_CONTROL_SAT_U_MSB | |
2065 | BT848_E_CONTROL_SAT_V_MSB); |
2066 | temp1 &= ~(BT848_O_CONTROL_SAT_U_MSB | |
2067 | BT848_O_CONTROL_SAT_V_MSB); |
2068 | } |
2069 | |
2070 | OUTB(bktr, BKTR_SAT_U_LO, (u_char)(tmp_int & 0xff)); |
2071 | OUTB(bktr, BKTR_SAT_V_LO, (u_char)(tmp_int & 0xff)); |
2072 | OUTB(bktr, BKTR_E_CONTROL, temp); |
2073 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
2074 | break; |
2075 | |
2076 | case BT848_GCSAT: /* get chroma saturation */ |
2077 | tmp_int = (int)(INB(bktr, BKTR_SAT_V_LO) & 0xff); |
2078 | if (INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB) |
2079 | tmp_int |= BIT_EIGHT_HIGH; |
2080 | *(int*)arg = tmp_int; |
2081 | break; |
2082 | |
2083 | /* */ |
2084 | case BT848_SVSAT: /* set chroma V saturation */ |
2085 | tmp_int = *(int*)arg; |
2086 | |
2087 | temp = INB(bktr, BKTR_E_CONTROL); |
2088 | temp1 = INB(bktr, BKTR_O_CONTROL); |
2089 | if (tmp_int & BIT_EIGHT_HIGH) { |
2090 | temp |= BT848_E_CONTROL_SAT_V_MSB; |
2091 | temp1 |= BT848_O_CONTROL_SAT_V_MSB; |
2092 | } |
2093 | else { |
2094 | temp &= ~BT848_E_CONTROL_SAT_V_MSB; |
2095 | temp1 &= ~BT848_O_CONTROL_SAT_V_MSB; |
2096 | } |
2097 | |
2098 | OUTB(bktr, BKTR_SAT_V_LO, (u_char)(tmp_int & 0xff)); |
2099 | OUTB(bktr, BKTR_E_CONTROL, temp); |
2100 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
2101 | break; |
2102 | |
2103 | case BT848_GVSAT: /* get chroma V saturation */ |
2104 | tmp_int = (int)INB(bktr, BKTR_SAT_V_LO) & 0xff; |
2105 | if (INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB) |
2106 | tmp_int |= BIT_EIGHT_HIGH; |
2107 | *(int*)arg = tmp_int; |
2108 | break; |
2109 | |
2110 | /* */ |
2111 | case BT848_SUSAT: /* set chroma U saturation */ |
2112 | tmp_int = *(int*)arg; |
2113 | |
2114 | temp = INB(bktr, BKTR_E_CONTROL); |
2115 | temp1 = INB(bktr, BKTR_O_CONTROL); |
2116 | if (tmp_int & BIT_EIGHT_HIGH) { |
2117 | temp |= BT848_E_CONTROL_SAT_U_MSB; |
2118 | temp1 |= BT848_O_CONTROL_SAT_U_MSB; |
2119 | } |
2120 | else { |
2121 | temp &= ~BT848_E_CONTROL_SAT_U_MSB; |
2122 | temp1 &= ~BT848_O_CONTROL_SAT_U_MSB; |
2123 | } |
2124 | |
2125 | OUTB(bktr, BKTR_SAT_U_LO, (u_char)(tmp_int & 0xff)); |
2126 | OUTB(bktr, BKTR_E_CONTROL, temp); |
2127 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
2128 | break; |
2129 | |
2130 | case BT848_GUSAT: /* get chroma U saturation */ |
2131 | tmp_int = (int)INB(bktr, BKTR_SAT_U_LO) & 0xff; |
2132 | if (INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_U_MSB) |
2133 | tmp_int |= BIT_EIGHT_HIGH; |
2134 | *(int*)arg = tmp_int; |
2135 | break; |
2136 | |
2137 | /* lr 970528 luma notch etc - 3 high bits of e_control/o_control */ |
2138 | |
2139 | case BT848_SLNOTCH: /* set luma notch */ |
2140 | tmp_int = (*(int *)arg & 0x7) << 5; |
2141 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~0xe0); |
2142 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~0xe0); |
2143 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | tmp_int); |
2144 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | tmp_int); |
2145 | break; |
2146 | |
2147 | case BT848_GLNOTCH: /* get luma notch */ |
2148 | *(int *)arg = (int) ((INB(bktr, BKTR_E_CONTROL) & 0xe0) >> 5); |
2149 | break; |
2150 | |
2151 | |
2152 | /* */ |
2153 | case BT848_SCONT: /* set contrast */ |
2154 | tmp_int = *(int*)arg; |
2155 | |
2156 | temp = INB(bktr, BKTR_E_CONTROL); |
2157 | temp1 = INB(bktr, BKTR_O_CONTROL); |
2158 | if (tmp_int & BIT_EIGHT_HIGH) { |
2159 | temp |= BT848_E_CONTROL_CON_MSB; |
2160 | temp1 |= BT848_O_CONTROL_CON_MSB; |
2161 | } |
2162 | else { |
2163 | temp &= ~BT848_E_CONTROL_CON_MSB; |
2164 | temp1 &= ~BT848_O_CONTROL_CON_MSB; |
2165 | } |
2166 | |
2167 | OUTB(bktr, BKTR_CONTRAST_LO, (u_char)(tmp_int & 0xff)); |
2168 | OUTB(bktr, BKTR_E_CONTROL, temp); |
2169 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
2170 | break; |
2171 | |
2172 | case BT848_GCONT: /* get contrast */ |
2173 | tmp_int = (int)INB(bktr, BKTR_CONTRAST_LO) & 0xff; |
2174 | if (INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_CON_MSB) |
2175 | tmp_int |= BIT_EIGHT_HIGH; |
2176 | *(int*)arg = tmp_int; |
2177 | break; |
2178 | |
2179 | /* FIXME: SCBARS and CCBARS require a valid int * */ |
2180 | /* argument to succeed, but its not used; consider */ |
2181 | /* using the arg to store the on/off state so */ |
2182 | /* there's only one ioctl() needed to turn cbars on/off */ |
2183 | case BT848_SCBARS: /* set colorbar output */ |
2184 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_COLOR_BARS); |
2185 | break; |
2186 | |
2187 | case BT848_CCBARS: /* clear colorbar output */ |
2188 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) & ~(BT848_COLOR_CTL_COLOR_BARS)); |
2189 | break; |
2190 | |
2191 | case BT848_GAUDIO: /* get audio channel */ |
2192 | temp = bktr->audio_mux_select; |
2193 | if (bktr->audio_mute_state == TRUE) |
2194 | temp |= AUDIO_MUTE; |
2195 | *(int*)arg = temp; |
2196 | break; |
2197 | |
2198 | case BT848_SBTSC: /* set audio channel */ |
2199 | if (set_BTSC(bktr, *(int*)arg) < 0) |
2200 | return(EIO); |
2201 | break; |
2202 | |
2203 | case BT848_WEEPROM: /* write eeprom */ |
2204 | offset = (((struct eeProm *)arg)->offset); |
2205 | count = (((struct eeProm *)arg)->count); |
2206 | sbuf = &(((struct eeProm *)arg)->bytes[0]); |
2207 | if (writeEEProm(bktr, offset, count, sbuf) < 0) |
2208 | return(EIO); |
2209 | break; |
2210 | |
2211 | case BT848_REEPROM: /* read eeprom */ |
2212 | offset = (((struct eeProm *)arg)->offset); |
2213 | count = (((struct eeProm *)arg)->count); |
2214 | sbuf = &(((struct eeProm *)arg)->bytes[0]); |
2215 | if (readEEProm(bktr, offset, count, sbuf) < 0) |
2216 | return(EIO); |
2217 | break; |
2218 | |
2219 | case BT848_SIGNATURE: |
2220 | offset = (((struct eeProm *)arg)->offset); |
2221 | count = (((struct eeProm *)arg)->count); |
2222 | sbuf = &(((struct eeProm *)arg)->bytes[0]); |
2223 | if (signCard(bktr, offset, count, sbuf) < 0) |
2224 | return(EIO); |
2225 | break; |
2226 | |
2227 | /* Ioctl's for direct gpio access */ |
2228 | #ifdef BKTR_GPIO_ACCESS |
2229 | case BT848_GPIO_GET_EN: |
2230 | *(int*)arg = INL(bktr, BKTR_GPIO_OUT_EN); |
2231 | break; |
2232 | |
2233 | case BT848_GPIO_SET_EN: |
2234 | OUTL(bktr, BKTR_GPIO_OUT_EN, *(int*)arg); |
2235 | break; |
2236 | |
2237 | case BT848_GPIO_GET_DATA: |
2238 | *(int*)arg = INL(bktr, BKTR_GPIO_DATA); |
2239 | break; |
2240 | |
2241 | case BT848_GPIO_SET_DATA: |
2242 | OUTL(bktr, BKTR_GPIO_DATA, *(int*)arg); |
2243 | break; |
2244 | #endif /* BKTR_GPIO_ACCESS */ |
2245 | |
2246 | /* Ioctl's for running the tuner device in radio mode */ |
2247 | |
2248 | case RADIO_GETMODE: |
2249 | *(unsigned char *)arg = bktr->tuner.radio_mode; |
2250 | break; |
2251 | |
2252 | case RADIO_SETMODE: |
2253 | bktr->tuner.radio_mode = *(unsigned char *)arg; |
2254 | break; |
2255 | |
2256 | case RADIO_GETFREQ: |
2257 | *(unsigned int *)arg = bktr->tuner.frequency; |
2258 | break; |
2259 | |
2260 | case RADIO_SETFREQ: |
2261 | /* The argument to this ioctl is NOT freq*16. It is |
2262 | ** freq*100. |
2263 | */ |
2264 | |
2265 | temp=(int)*(unsigned int *)arg; |
2266 | |
2267 | #ifdef BKTR_RADIO_DEBUG |
2268 | printf("%s: arg=%d temp=%d\n" , bktr_name(bktr), |
2269 | (int)*(unsigned int *)arg, temp); |
2270 | #endif |
2271 | |
2272 | #ifndef BKTR_RADIO_NOFREQCHECK |
2273 | /* According to the spec. sheet the band: 87.5MHz-108MHz */ |
2274 | /* is supported. */ |
2275 | if(temp<8750 || temp>10800) { |
2276 | printf("%s: Radio frequency out of range\n" , bktr_name(bktr)); |
2277 | return(EINVAL); |
2278 | } |
2279 | #endif |
2280 | temp_mute(bktr, TRUE); |
2281 | temp = tv_freq(bktr, temp, FM_RADIO_FREQUENCY); |
2282 | temp_mute(bktr, FALSE); |
2283 | #ifdef BKTR_RADIO_DEBUG |
2284 | if(temp) |
2285 | printf("%s: tv_freq returned: %d\n" , bktr_name(bktr), temp); |
2286 | #endif |
2287 | *(unsigned int *)arg = temp; |
2288 | break; |
2289 | |
2290 | /* Luigi's I2CWR ioctl */ |
2291 | case BT848_I2CWR: |
2292 | par = *(u_int *)arg; |
2293 | write = (par >> 24) & 0xff; |
2294 | i2c_addr = (par >> 16) & 0xff; |
2295 | i2c_port = (par >> 8) & 0xff; |
2296 | data = (par) & 0xff; |
2297 | |
2298 | if (write) { |
2299 | i2cWrite(bktr, i2c_addr, i2c_port, data); |
2300 | } else { |
2301 | data = i2cRead(bktr, i2c_addr); |
2302 | } |
2303 | *(u_int *)arg = (par & 0xffffff00) | (data & 0xff); |
2304 | break; |
2305 | |
2306 | |
2307 | #ifdef BT848_MSP_READ |
2308 | /* I2C ioctls to allow userland access to the MSP chip */ |
2309 | case BT848_MSP_READ: |
2310 | { |
2311 | struct bktr_msp_control *msp; |
2312 | msp = (struct bktr_msp_control *) arg; |
2313 | msp->data = msp_dpl_read(bktr, bktr->msp_addr, |
2314 | msp->function, msp->address); |
2315 | break; |
2316 | } |
2317 | |
2318 | case BT848_MSP_WRITE: |
2319 | { |
2320 | struct bktr_msp_control *msp; |
2321 | msp = (struct bktr_msp_control *) arg; |
2322 | msp_dpl_write(bktr, bktr->msp_addr, msp->function, |
2323 | msp->address, msp->data); |
2324 | break; |
2325 | } |
2326 | |
2327 | case BT848_MSP_RESET: |
2328 | msp_dpl_reset(bktr, bktr->msp_addr); |
2329 | break; |
2330 | #endif |
2331 | |
2332 | default: |
2333 | return common_ioctl(bktr, cmd, arg); |
2334 | } |
2335 | |
2336 | return(0); |
2337 | } |
2338 | |
2339 | |
2340 | /* |
2341 | * common ioctls |
2342 | */ |
2343 | static int |
2344 | common_ioctl(bktr_ptr_t bktr, ioctl_cmd_t cmd, void *arg) |
2345 | { |
2346 | int pixfmt; |
2347 | unsigned int temp; |
2348 | struct meteor_pixfmt *pf_pub; |
2349 | |
2350 | switch (cmd) { |
2351 | |
2352 | case METEORSINPUT: /* set input device */ |
2353 | /*Bt848 has 3 MUX Inputs. Bt848A/849A/878/879 has 4 MUX Inputs*/ |
2354 | /* On the original bt848 boards, */ |
2355 | /* Tuner is MUX0, RCA is MUX1, S-Video is MUX2 */ |
2356 | /* On the Hauppauge bt878 boards, */ |
2357 | /* Tuner is MUX0, RCA is MUX3 */ |
2358 | /* Unfortunatly Meteor driver codes DEV_RCA as DEV_0, so we */ |
2359 | /* stick with this system in our Meteor Emulation */ |
2360 | |
2361 | switch(*(unsigned int *)arg & METEOR_DEV_MASK) { |
2362 | |
2363 | /* this is the RCA video input */ |
2364 | case 0: /* default */ |
2365 | case METEOR_INPUT_DEV0: |
2366 | /* METEOR_INPUT_DEV_RCA: */ |
2367 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
2368 | | METEOR_DEV0; |
2369 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) |
2370 | & ~BT848_IFORM_MUXSEL); |
2371 | |
2372 | /* work around for new Hauppauge 878 cards */ |
2373 | if ((bktr->card.card_id == CARD_HAUPPAUGE) && |
2374 | (bktr->id==BROOKTREE_878 || |
2375 | bktr->id==BROOKTREE_879)) |
2376 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); |
2377 | else |
2378 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); |
2379 | |
2380 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
2381 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); |
2382 | set_audio(bktr, AUDIO_EXTERN); |
2383 | break; |
2384 | |
2385 | /* this is the tuner input */ |
2386 | case METEOR_INPUT_DEV1: |
2387 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
2388 | | METEOR_DEV1; |
2389 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
2390 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX0); |
2391 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
2392 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); |
2393 | set_audio(bktr, AUDIO_TUNER); |
2394 | break; |
2395 | |
2396 | /* this is the S-VHS input, but with a composite camera */ |
2397 | case METEOR_INPUT_DEV2: |
2398 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
2399 | | METEOR_DEV2; |
2400 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
2401 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX2); |
2402 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
2403 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_O_CONTROL_COMP); |
2404 | set_audio(bktr, AUDIO_EXTERN); |
2405 | break; |
2406 | |
2407 | /* this is the S-VHS input */ |
2408 | case METEOR_INPUT_DEV_SVIDEO: |
2409 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
2410 | | METEOR_DEV_SVIDEO; |
2411 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
2412 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX2); |
2413 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | BT848_E_CONTROL_COMP); |
2414 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | BT848_O_CONTROL_COMP); |
2415 | set_audio(bktr, AUDIO_EXTERN); |
2416 | break; |
2417 | |
2418 | case METEOR_INPUT_DEV3: |
2419 | if ((bktr->id == BROOKTREE_848A) || |
2420 | (bktr->id == BROOKTREE_849A) || |
2421 | (bktr->id == BROOKTREE_878) || |
2422 | (bktr->id == BROOKTREE_879)) { |
2423 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
2424 | | METEOR_DEV3; |
2425 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
2426 | |
2427 | /* work around for new Hauppauge 878 cards */ |
2428 | if ((bktr->card.card_id == CARD_HAUPPAUGE) && |
2429 | (bktr->id==BROOKTREE_878 || |
2430 | bktr->id==BROOKTREE_879)) |
2431 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); |
2432 | else |
2433 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); |
2434 | |
2435 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
2436 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); |
2437 | set_audio(bktr, AUDIO_EXTERN); |
2438 | |
2439 | break; |
2440 | } |
2441 | |
2442 | default: |
2443 | return(EINVAL); |
2444 | } |
2445 | break; |
2446 | |
2447 | case METEORGINPUT: /* get input device */ |
2448 | *(u_int *)arg = bktr->flags & METEOR_DEV_MASK; |
2449 | break; |
2450 | |
2451 | case METEORSACTPIXFMT: |
2452 | if ((*(int *)arg < 0) || |
2453 | (*(int *)arg >= PIXFMT_TABLE_SIZE)) |
2454 | return(EINVAL); |
2455 | |
2456 | bktr->pixfmt = *(int *)arg; |
2457 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
2458 | | pixfmt_swap_flags(bktr->pixfmt)); |
2459 | bktr->pixfmt_compat = FALSE; |
2460 | break; |
2461 | |
2462 | case METEORGACTPIXFMT: |
2463 | *(int *)arg = bktr->pixfmt; |
2464 | break; |
2465 | |
2466 | case METEORGSUPPIXFMT : |
2467 | pf_pub = (struct meteor_pixfmt *)arg; |
2468 | pixfmt = pf_pub->index; |
2469 | |
2470 | if ((pixfmt < 0) || (pixfmt >= PIXFMT_TABLE_SIZE)) |
2471 | return(EINVAL); |
2472 | |
2473 | memcpy(pf_pub, &pixfmt_table[pixfmt].public, |
2474 | sizeof(*pf_pub)); |
2475 | |
2476 | /* Patch in our format index */ |
2477 | pf_pub->index = pixfmt; |
2478 | break; |
2479 | |
2480 | #if defined(STATUS_SUM) |
2481 | case BT848_GSTATUS: /* reap status */ |
2482 | { |
2483 | DECLARE_INTR_MASK(s); |
2484 | DISABLE_INTR(s); |
2485 | temp = status_sum; |
2486 | status_sum = 0; |
2487 | ENABLE_INTR(s); |
2488 | *(u_int*)arg = temp; |
2489 | break; |
2490 | } |
2491 | #endif /* STATUS_SUM */ |
2492 | |
2493 | default: |
2494 | return(ENOTTY); |
2495 | } |
2496 | |
2497 | return(0); |
2498 | } |
2499 | |
2500 | |
2501 | |
2502 | |
2503 | /****************************************************************************** |
2504 | * bt848 RISC programming routines: |
2505 | */ |
2506 | |
2507 | |
2508 | /* |
2509 | * |
2510 | */ |
2511 | #ifdef BT848_DEBUG |
2512 | static int |
2513 | dump_bt848(bktr_ptr_t bktr) |
2514 | { |
2515 | int r[60]={ |
2516 | 4, 8, 0xc, 0x8c, 0x10, 0x90, 0x14, 0x94, |
2517 | 0x18, 0x98, 0x1c, 0x9c, 0x20, 0xa0, 0x24, 0xa4, |
2518 | 0x28, 0x2c, 0xac, 0x30, 0x34, 0x38, 0x3c, 0x40, |
2519 | 0xc0, 0x48, 0x4c, 0xcc, 0x50, 0xd0, 0xd4, 0x60, |
2520 | 0x64, 0x68, 0x6c, 0xec, 0xd8, 0xdc, 0xe0, 0xe4, |
2521 | 0, 0, 0, 0 |
2522 | }; |
2523 | int i; |
2524 | |
2525 | for (i = 0; i < 40; i+=4) { |
2526 | printf("%s: Reg:value : \t%x:%x \t%x:%x \t %x:%x \t %x:%x\n" , |
2527 | bktr_name(bktr), |
2528 | r[i], INL(bktr, r[i]), |
2529 | r[i+1], INL(bktr, r[i+1]), |
2530 | r[i+2], INL(bktr, r[i+2]), |
2531 | r[i+3], INL(bktr, r[i+3])); |
2532 | } |
2533 | |
2534 | printf("%s: INT STAT %x \n" , bktr_name(bktr), |
2535 | INL(bktr, BKTR_INT_STAT)); |
2536 | printf("%s: Reg INT_MASK %x \n" , bktr_name(bktr), |
2537 | INL(bktr, BKTR_INT_MASK)); |
2538 | printf("%s: Reg GPIO_DMA_CTL %x \n" , bktr_name(bktr), |
2539 | INW(bktr, BKTR_GPIO_DMA_CTL)); |
2540 | |
2541 | return(0); |
2542 | } |
2543 | |
2544 | #endif |
2545 | |
2546 | /* |
2547 | * build write instruction |
2548 | */ |
2549 | #define BKTR_FM1 0x6 /* packed data to follow */ |
2550 | #define BKTR_FM3 0xe /* planar data to follow */ |
2551 | #define BKTR_VRE 0x4 /* Marks the end of the even field */ |
2552 | #define BKTR_VRO 0xC /* Marks the end of the odd field */ |
2553 | #define BKTR_PXV 0x0 /* valid word (never used) */ |
2554 | #define BKTR_EOL 0x1 /* last dword, 4 bytes */ |
2555 | #define BKTR_SOL 0x2 /* first dword */ |
2556 | |
2557 | #define OP_WRITE (0x1 << 28) |
2558 | #define OP_SKIP (0x2 << 28) |
2559 | #define OP_WRITEC (0x5 << 28) |
2560 | #define OP_JUMP (0x7 << 28) |
2561 | #define OP_SYNC (0x8 << 28) |
2562 | #define OP_WRITE123 (0x9 << 28) |
2563 | #define OP_WRITES123 (0xb << 28) |
2564 | #define OP_SOL (1 << 27) /* first instr for scanline */ |
2565 | #define OP_EOL (1 << 26) |
2566 | |
2567 | #define BKTR_RESYNC (1 << 15) |
2568 | #define BKTR_GEN_IRQ (1 << 24) |
2569 | |
2570 | /* |
2571 | * The RISC status bits can be set/cleared in the RISC programs |
2572 | * and tested in the Interrupt Handler |
2573 | */ |
2574 | #define BKTR_SET_RISC_STATUS_BIT0 (1 << 16) |
2575 | #define BKTR_SET_RISC_STATUS_BIT1 (1 << 17) |
2576 | #define BKTR_SET_RISC_STATUS_BIT2 (1 << 18) |
2577 | #define BKTR_SET_RISC_STATUS_BIT3 (1 << 19) |
2578 | |
2579 | #define BKTR_CLEAR_RISC_STATUS_BIT0 (1 << 20) |
2580 | #define BKTR_CLEAR_RISC_STATUS_BIT1 (1 << 21) |
2581 | #define BKTR_CLEAR_RISC_STATUS_BIT2 (1 << 22) |
2582 | #define BKTR_CLEAR_RISC_STATUS_BIT3 (1 << 23) |
2583 | |
2584 | #define BKTR_TEST_RISC_STATUS_BIT0 (1 << 28) |
2585 | #define BKTR_TEST_RISC_STATUS_BIT1 (1 << 29) |
2586 | #define BKTR_TEST_RISC_STATUS_BIT2 (1 << 30) |
2587 | #define BKTR_TEST_RISC_STATUS_BIT3 (1 << 31) |
2588 | |
2589 | static bool_t notclipped (bktr_reg_t * bktr, int x, int width) { |
2590 | int i; |
2591 | bktr_clip_t * clip_node; |
2592 | bktr->clip_start = -1; |
2593 | bktr->last_y = 0; |
2594 | bktr->y = 0; |
2595 | bktr->y2 = width; |
2596 | bktr->line_length = width; |
2597 | bktr->yclip = -1; |
2598 | bktr->yclip2 = -1; |
2599 | bktr->current_col = 0; |
2600 | |
2601 | if (bktr->max_clip_node == 0) return TRUE; |
2602 | clip_node = (bktr_clip_t *) &bktr->clip_list[0]; |
2603 | |
2604 | |
2605 | for (i = 0; i < bktr->max_clip_node; i++) { |
2606 | clip_node = (bktr_clip_t *) &bktr->clip_list[i]; |
2607 | if (x >= clip_node->x_min && x <= clip_node->x_max) { |
2608 | bktr->clip_start = i; |
2609 | return FALSE; |
2610 | } |
2611 | } |
2612 | |
2613 | return TRUE; |
2614 | } |
2615 | |
2616 | static bool_t getline(bktr_reg_t *bktr, int x) { |
2617 | int i, j; |
2618 | bktr_clip_t * clip_node; |
2619 | |
2620 | if (bktr->line_length == 0 || |
2621 | bktr->current_col >= bktr->line_length) return FALSE; |
2622 | |
2623 | bktr->y = min(bktr->last_y, bktr->line_length); |
2624 | bktr->y2 = bktr->line_length; |
2625 | |
2626 | bktr->yclip = bktr->yclip2 = -1; |
2627 | for (i = bktr->clip_start; i < bktr->max_clip_node; i++) { |
2628 | clip_node = (bktr_clip_t *) &bktr->clip_list[i]; |
2629 | if (x >= clip_node->x_min && x <= clip_node->x_max) { |
2630 | if (bktr->last_y <= clip_node->y_min) { |
2631 | bktr->y = min(bktr->last_y, bktr->line_length); |
2632 | bktr->y2 = min(clip_node->y_min, bktr->line_length); |
2633 | bktr->yclip = min(clip_node->y_min, bktr->line_length); |
2634 | bktr->yclip2 = min(clip_node->y_max, bktr->line_length); |
2635 | bktr->last_y = bktr->yclip2; |
2636 | bktr->clip_start = i; |
2637 | |
2638 | for (j = i+1; j < bktr->max_clip_node; j++) { |
2639 | clip_node = (bktr_clip_t *) &bktr->clip_list[j]; |
2640 | if (x >= clip_node->x_min && x <= clip_node->x_max) { |
2641 | if (bktr->last_y >= clip_node->y_min) { |
2642 | bktr->yclip2 = min(clip_node->y_max, bktr->line_length); |
2643 | bktr->last_y = bktr->yclip2; |
2644 | bktr->clip_start = j; |
2645 | } |
2646 | } else break; |
2647 | } |
2648 | return TRUE; |
2649 | } |
2650 | } |
2651 | } |
2652 | |
2653 | if (bktr->current_col <= bktr->line_length) { |
2654 | bktr->current_col = bktr->line_length; |
2655 | return TRUE; |
2656 | } |
2657 | return FALSE; |
2658 | } |
2659 | |
2660 | static bool_t split(bktr_reg_t * bktr, volatile u_int **dma_prog, int width , |
2661 | u_int operation, int pixel_width, |
2662 | volatile u_char ** target_buffer, int cols) { |
2663 | |
2664 | u_int flag, flag2; |
2665 | const struct meteor_pixfmt *pf = &pixfmt_table[bktr->pixfmt].public; |
2666 | u_int skip, start_skip; |
2667 | |
2668 | /* For RGB24, we need to align the component in FIFO Byte Lane 0 */ |
2669 | /* to the 1st byte in the mem dword containing our start addr. */ |
2670 | /* BTW, we know this pixfmt's 1st byte is Blue; thus the start addr */ |
2671 | /* must be Blue. */ |
2672 | start_skip = 0; |
2673 | if ((pf->type == METEOR_PIXTYPE_RGB) && (pf->Bpp == 3)) |
2674 | switch (((uintptr_t) (volatile void *) *target_buffer) % 4) { |
2675 | case 2 : start_skip = 4; break; |
2676 | case 1 : start_skip = 8; break; |
2677 | } |
2678 | |
2679 | if ((width * pixel_width) < DMA_BT848_SPLIT) { |
2680 | if (width == cols) { |
2681 | flag = OP_SOL | OP_EOL; |
2682 | } else if (bktr->current_col == 0) { |
2683 | flag = OP_SOL; |
2684 | } else if (bktr->current_col == cols) { |
2685 | flag = OP_EOL; |
2686 | } else flag = 0; |
2687 | |
2688 | skip = 0; |
2689 | if ((flag & OP_SOL) && (start_skip > 0)) { |
2690 | *(*dma_prog)++ = htole32(OP_SKIP | OP_SOL | start_skip); |
2691 | flag &= ~OP_SOL; |
2692 | skip = start_skip; |
2693 | } |
2694 | |
2695 | *(*dma_prog)++ = htole32(operation | flag | |
2696 | (width * pixel_width - skip)); |
2697 | if (operation != OP_SKIP) |
2698 | *(*dma_prog)++ = htole32((uintptr_t) (volatile void *) *target_buffer); |
2699 | |
2700 | *target_buffer += width * pixel_width; |
2701 | bktr->current_col += width; |
2702 | |
2703 | } else { |
2704 | |
2705 | if (bktr->current_col == 0 && width == cols) { |
2706 | flag = OP_SOL; |
2707 | flag2 = OP_EOL; |
2708 | } else if (bktr->current_col == 0) { |
2709 | flag = OP_SOL; |
2710 | flag2 = 0; |
2711 | } else if (bktr->current_col >= cols) { |
2712 | flag = 0; |
2713 | flag2 = OP_EOL; |
2714 | } else { |
2715 | flag = 0; |
2716 | flag2 = 0; |
2717 | } |
2718 | |
2719 | skip = 0; |
2720 | if ((flag & OP_SOL) && (start_skip > 0)) { |
2721 | *(*dma_prog)++ = htole32(OP_SKIP | OP_SOL | start_skip); |
2722 | flag &= ~OP_SOL; |
2723 | skip = start_skip; |
2724 | } |
2725 | |
2726 | *(*dma_prog)++ = htole32(operation | flag | |
2727 | (width * pixel_width / 2 - skip)); |
2728 | if (operation != OP_SKIP) |
2729 | *(*dma_prog)++ = htole32((uintptr_t) (volatile void *) *target_buffer); |
2730 | *target_buffer += (width * pixel_width / 2); |
2731 | |
2732 | if (operation == OP_WRITE) |
2733 | operation = OP_WRITEC; |
2734 | *(*dma_prog)++ = htole32(operation | flag2 | |
2735 | (width * pixel_width / 2)); |
2736 | *target_buffer += (width * pixel_width / 2); |
2737 | bktr->current_col += width; |
2738 | |
2739 | } |
2740 | return TRUE; |
2741 | } |
2742 | |
2743 | |
2744 | /* |
2745 | * Generate the RISC instructions to capture both VBI and video images |
2746 | */ |
2747 | static void |
2748 | rgb_vbi_prog(bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace) |
2749 | { |
2750 | int i; |
2751 | volatile u_int target_buffer, buffer, target,width; |
2752 | volatile u_int pitch; |
2753 | volatile u_int *dma_prog; /* DMA prog is an array of |
2754 | 32 bit RISC instructions */ |
2755 | volatile bus_addr_t loop_point; |
2756 | const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[bktr->pixfmt]; |
2757 | u_int Bpp = pf_int->public.Bpp; |
2758 | unsigned int vbisamples; /* VBI samples per line */ |
2759 | unsigned int vbilines; /* VBI lines per field */ |
2760 | unsigned int num_dwords; /* DWORDS per line */ |
2761 | |
2762 | vbisamples = format_params[bktr->format_params].vbi_num_samples; |
2763 | vbilines = format_params[bktr->format_params].vbi_num_lines; |
2764 | num_dwords = vbisamples/4; |
2765 | |
2766 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
2767 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
2768 | OUTB(bktr, BKTR_VBI_PACK_SIZE, ((num_dwords)) & 0xff); |
2769 | OUTB(bktr, BKTR_VBI_PACK_DEL, ((num_dwords)>> 8) & 0x01); /* no hdelay */ |
2770 | /* no ext frame */ |
2771 | |
2772 | OUTB(bktr, BKTR_OFORM, 0x00); |
2773 | |
2774 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ |
2775 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); |
2776 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ |
2777 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); |
2778 | |
2779 | /* disable gamma correction removal */ |
2780 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); |
2781 | |
2782 | if (cols > 385) { |
2783 | OUTB(bktr, BKTR_E_VTC, 0); |
2784 | OUTB(bktr, BKTR_O_VTC, 0); |
2785 | } else { |
2786 | OUTB(bktr, BKTR_E_VTC, 1); |
2787 | OUTB(bktr, BKTR_O_VTC, 1); |
2788 | } |
2789 | bktr->capcontrol = 3 << 2 | 3; |
2790 | |
2791 | dma_prog = (u_int *) bktr->dma_prog; |
2792 | |
2793 | /* Construct Write */ |
2794 | |
2795 | if (bktr->video.addr) { |
2796 | target_buffer = (u_int) bktr->video.addr; |
2797 | pitch = bktr->video.width; |
2798 | } |
2799 | else { |
2800 | target_buffer = (u_int) bktr->dm_mem->dm_segs[0].ds_addr; |
2801 | pitch = cols*Bpp; |
2802 | } |
2803 | |
2804 | buffer = target_buffer; |
2805 | |
2806 | /* Wait for the VRE sync marking the end of the Even and |
2807 | * the start of the Odd field. Resync here. |
2808 | */ |
2809 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_VRE); |
2810 | *dma_prog++ = htole32(0); |
2811 | |
2812 | loop_point = bktr->dm_prog->dm_segs[0].ds_addr; |
2813 | |
2814 | /* store the VBI data */ |
2815 | /* look for sync with packed data */ |
2816 | *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); |
2817 | *dma_prog++ = htole32(0); |
2818 | for(i = 0; i < vbilines; i++) { |
2819 | *dma_prog++ = htole32(OP_WRITE | OP_SOL | OP_EOL | vbisamples); |
2820 | *dma_prog++ = htole32((u_int) |
2821 | bktr->dm_vbidata->dm_segs[0].ds_addr + (i * VBI_LINE_SIZE)); |
2822 | } |
2823 | |
2824 | if ((i_flag == 2/*Odd*/) || (i_flag==3) /*interlaced*/) { |
2825 | /* store the Odd field video image */ |
2826 | /* look for sync with packed data */ |
2827 | *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); |
2828 | *dma_prog++ = htole32(0); /* NULL WORD */ |
2829 | width = cols; |
2830 | for (i = 0; i < (rows/interlace); i++) { |
2831 | target = target_buffer; |
2832 | if (notclipped(bktr, i, width)) { |
2833 | split(bktr, (volatile u_int **) &dma_prog, |
2834 | bktr->y2 - bktr->y, OP_WRITE, |
2835 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
2836 | |
2837 | } else { |
2838 | while(getline(bktr, i)) { |
2839 | if (bktr->y != bktr->y2) { |
2840 | split(bktr, (volatile u_int **) &dma_prog, |
2841 | bktr->y2 - bktr->y, OP_WRITE, |
2842 | Bpp, (volatile u_char **) (uintptr_t)&target, cols); |
2843 | } |
2844 | if (bktr->yclip != bktr->yclip2) { |
2845 | split(bktr,(volatile u_int **) &dma_prog, |
2846 | bktr->yclip2 - bktr->yclip, |
2847 | OP_SKIP, |
2848 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
2849 | } |
2850 | } |
2851 | |
2852 | } |
2853 | |
2854 | target_buffer += interlace * pitch; |
2855 | |
2856 | } |
2857 | |
2858 | } /* end if */ |
2859 | |
2860 | /* Grab the Even field */ |
2861 | /* Look for the VRO, end of Odd field, marker */ |
2862 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); |
2863 | *dma_prog++ = htole32(0); /* NULL WORD */ |
2864 | |
2865 | /* store the VBI data */ |
2866 | /* look for sync with packed data */ |
2867 | *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); |
2868 | *dma_prog++ = htole32(0); |
2869 | for(i = 0; i < vbilines; i++) { |
2870 | *dma_prog++ = htole32(OP_WRITE | OP_SOL | OP_EOL | vbisamples); |
2871 | *dma_prog++ = htole32((u_int) |
2872 | bktr->dm_vbidata->dm_segs[0].ds_addr + |
2873 | ((i+MAX_VBI_LINES) * VBI_LINE_SIZE)); |
2874 | } |
2875 | |
2876 | /* store the video image */ |
2877 | if (i_flag == 1) /*Even Only*/ |
2878 | target_buffer = buffer; |
2879 | if (i_flag == 3) /*interlaced*/ |
2880 | target_buffer = buffer+pitch; |
2881 | |
2882 | |
2883 | if ((i_flag == 1) /*Even Only*/ || (i_flag==3) /*interlaced*/) { |
2884 | /* look for sync with packed data */ |
2885 | *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); |
2886 | *dma_prog++ = htole32(0); /* NULL WORD */ |
2887 | width = cols; |
2888 | for (i = 0; i < (rows/interlace); i++) { |
2889 | target = target_buffer; |
2890 | if (notclipped(bktr, i, width)) { |
2891 | split(bktr, (volatile u_int **) &dma_prog, |
2892 | bktr->y2 - bktr->y, OP_WRITE, |
2893 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
2894 | } else { |
2895 | while(getline(bktr, i)) { |
2896 | if (bktr->y != bktr->y2) { |
2897 | split(bktr, (volatile u_int **) &dma_prog, |
2898 | bktr->y2 - bktr->y, OP_WRITE, |
2899 | Bpp, (volatile u_char **)(uintptr_t)&target, |
2900 | cols); |
2901 | } |
2902 | if (bktr->yclip != bktr->yclip2) { |
2903 | split(bktr, (volatile u_int **) &dma_prog, |
2904 | bktr->yclip2 - bktr->yclip, OP_SKIP, |
2905 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
2906 | } |
2907 | |
2908 | } |
2909 | |
2910 | } |
2911 | |
2912 | target_buffer += interlace * pitch; |
2913 | |
2914 | } |
2915 | } |
2916 | |
2917 | /* Look for end of 'Even Field' */ |
2918 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); |
2919 | *dma_prog++ = htole32(0); /* NULL WORD */ |
2920 | |
2921 | *dma_prog++ = htole32(OP_JUMP); |
2922 | *dma_prog++ = htole32(loop_point); |
2923 | *dma_prog++ = htole32(0); /* NULL WORD */ |
2924 | |
2925 | } |
2926 | |
2927 | |
2928 | |
2929 | |
2930 | static void |
2931 | rgb_prog(bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace) |
2932 | { |
2933 | int i; |
2934 | volatile u_int target_buffer, buffer, target,width; |
2935 | volatile u_int pitch; |
2936 | volatile u_int *dma_prog; |
2937 | const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[bktr->pixfmt]; |
2938 | u_int Bpp = pf_int->public.Bpp; |
2939 | |
2940 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
2941 | OUTB(bktr, BKTR_VBI_PACK_SIZE, 0); |
2942 | OUTB(bktr, BKTR_VBI_PACK_DEL, 0); |
2943 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
2944 | |
2945 | OUTB(bktr, BKTR_OFORM, 0x00); |
2946 | |
2947 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ |
2948 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); |
2949 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ |
2950 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); |
2951 | |
2952 | /* disable gamma correction removal */ |
2953 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); |
2954 | |
2955 | if (cols > 385) { |
2956 | OUTB(bktr, BKTR_E_VTC, 0); |
2957 | OUTB(bktr, BKTR_O_VTC, 0); |
2958 | } else { |
2959 | OUTB(bktr, BKTR_E_VTC, 1); |
2960 | OUTB(bktr, BKTR_O_VTC, 1); |
2961 | } |
2962 | bktr->capcontrol = 3 << 2 | 3; |
2963 | |
2964 | dma_prog = (u_int *) bktr->dma_prog; |
2965 | |
2966 | /* Construct Write */ |
2967 | |
2968 | if (bktr->video.addr) { |
2969 | target_buffer = (u_int) bktr->video.addr; |
2970 | pitch = bktr->video.width; |
2971 | } |
2972 | else { |
2973 | target_buffer = (u_int) bktr->dm_mem->dm_segs[0].ds_addr; |
2974 | pitch = cols*Bpp; |
2975 | } |
2976 | |
2977 | buffer = target_buffer; |
2978 | |
2979 | /* contruct sync : for video packet format */ |
2980 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM1); |
2981 | |
2982 | /* sync, mode indicator packed data */ |
2983 | *dma_prog++ = htole32(0); /* NULL WORD */ |
2984 | width = cols; |
2985 | for (i = 0; i < (rows/interlace); i++) { |
2986 | target = target_buffer; |
2987 | if (notclipped(bktr, i, width)) { |
2988 | split(bktr, (volatile u_int **) &dma_prog, |
2989 | bktr->y2 - bktr->y, OP_WRITE, |
2990 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
2991 | |
2992 | } else { |
2993 | while(getline(bktr, i)) { |
2994 | if (bktr->y != bktr->y2) { |
2995 | split(bktr, (volatile u_int **) &dma_prog, |
2996 | bktr->y2 - bktr->y, OP_WRITE, |
2997 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
2998 | } |
2999 | if (bktr->yclip != bktr->yclip2) { |
3000 | split(bktr,(volatile u_int **) &dma_prog, |
3001 | bktr->yclip2 - bktr->yclip, |
3002 | OP_SKIP, |
3003 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
3004 | } |
3005 | } |
3006 | |
3007 | } |
3008 | |
3009 | target_buffer += interlace * pitch; |
3010 | |
3011 | } |
3012 | |
3013 | switch (i_flag) { |
3014 | case 1: |
3015 | /* sync vre */ |
3016 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO); |
3017 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3018 | |
3019 | *dma_prog++ = htole32(OP_JUMP); |
3020 | *dma_prog++ = htole32((u_int) |
3021 | bktr->dm_prog->dm_segs[0].ds_addr); |
3022 | return; |
3023 | |
3024 | case 2: |
3025 | /* sync vro */ |
3026 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE); |
3027 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3028 | |
3029 | *dma_prog++ = htole32(OP_JUMP); |
3030 | *dma_prog++ = htole32((u_int) |
3031 | bktr->dm_prog->dm_segs[0].ds_addr); |
3032 | return; |
3033 | |
3034 | case 3: |
3035 | /* sync vro */ |
3036 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); |
3037 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3038 | *dma_prog++ = htole32(OP_JUMP); |
3039 | *dma_prog++ = htole32((u_int) |
3040 | bktr->dm_oprog->dm_segs[0].ds_addr); |
3041 | break; |
3042 | } |
3043 | |
3044 | if (interlace == 2) { |
3045 | |
3046 | target_buffer = buffer + pitch; |
3047 | |
3048 | dma_prog = (u_int *) bktr->odd_dma_prog; |
3049 | |
3050 | /* sync vre IRQ bit */ |
3051 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM1); |
3052 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3053 | width = cols; |
3054 | for (i = 0; i < (rows/interlace); i++) { |
3055 | target = target_buffer; |
3056 | if (notclipped(bktr, i, width)) { |
3057 | split(bktr, (volatile u_int **) &dma_prog, |
3058 | bktr->y2 - bktr->y, OP_WRITE, |
3059 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
3060 | } else { |
3061 | while(getline(bktr, i)) { |
3062 | if (bktr->y != bktr->y2) { |
3063 | split(bktr, (volatile u_int **) &dma_prog, |
3064 | bktr->y2 - bktr->y, OP_WRITE, |
3065 | Bpp, (volatile u_char **)(uintptr_t)&target, |
3066 | cols); |
3067 | } |
3068 | if (bktr->yclip != bktr->yclip2) { |
3069 | split(bktr, (volatile u_int **) &dma_prog, |
3070 | bktr->yclip2 - bktr->yclip, OP_SKIP, |
3071 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
3072 | } |
3073 | |
3074 | } |
3075 | |
3076 | } |
3077 | |
3078 | target_buffer += interlace * pitch; |
3079 | |
3080 | } |
3081 | } |
3082 | |
3083 | /* sync vre IRQ bit */ |
3084 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); |
3085 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3086 | *dma_prog++ = htole32(OP_JUMP); |
3087 | *dma_prog++ = htole32((u_int) bktr->dm_prog->dm_segs[0].ds_addr); |
3088 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3089 | } |
3090 | |
3091 | |
3092 | /* |
3093 | * |
3094 | */ |
3095 | static void |
3096 | yuvpack_prog(bktr_ptr_t bktr, char i_flag, |
3097 | int cols, int rows, int interlace) |
3098 | { |
3099 | int i; |
3100 | volatile unsigned int inst; |
3101 | volatile unsigned int inst3; |
3102 | volatile u_int target_buffer, buffer; |
3103 | volatile u_int *dma_prog; |
3104 | const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[bktr->pixfmt]; |
3105 | int b; |
3106 | |
3107 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
3108 | |
3109 | OUTB(bktr, BKTR_E_SCLOOP, INB(bktr, BKTR_E_SCLOOP) | BT848_E_SCLOOP_CAGC); /* enable chroma comb */ |
3110 | OUTB(bktr, BKTR_O_SCLOOP, INB(bktr, BKTR_O_SCLOOP) | BT848_O_SCLOOP_CAGC); |
3111 | |
3112 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_RGB_DED | BT848_COLOR_CTL_GAMMA); |
3113 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
3114 | |
3115 | bktr->capcontrol = 1 << 6 | 1 << 4 | 1 << 2 | 3; |
3116 | bktr->capcontrol = 3 << 2 | 3; |
3117 | |
3118 | dma_prog = (u_int *) bktr->dma_prog; |
3119 | |
3120 | /* Construct Write */ |
3121 | |
3122 | /* write , sol, eol */ |
3123 | inst = OP_WRITE | OP_SOL | (cols); |
3124 | /* write , sol, eol */ |
3125 | inst3 = OP_WRITE | OP_EOL | (cols); |
3126 | |
3127 | if (bktr->video.addr) |
3128 | target_buffer = (u_int) bktr->video.addr; |
3129 | else |
3130 | target_buffer = (u_int) bktr->dm_mem->dm_segs[0].ds_addr; |
3131 | |
3132 | buffer = target_buffer; |
3133 | |
3134 | /* contruct sync : for video packet format */ |
3135 | /* sync, mode indicator packed data */ |
3136 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM1); |
3137 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3138 | |
3139 | b = cols; |
3140 | |
3141 | for (i = 0; i < (rows/interlace); i++) { |
3142 | *dma_prog++ = htole32(inst); |
3143 | *dma_prog++ = htole32(target_buffer); |
3144 | *dma_prog++ = htole32(inst3); |
3145 | *dma_prog++ = htole32(target_buffer + b); |
3146 | target_buffer += interlace*(cols * 2); |
3147 | } |
3148 | |
3149 | switch (i_flag) { |
3150 | case 1: |
3151 | /* sync vre */ |
3152 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE); |
3153 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3154 | |
3155 | *dma_prog++ = htole32(OP_JUMP); |
3156 | *dma_prog++ = htole32( |
3157 | (u_int)bktr->dm_prog->dm_segs[0].ds_addr); |
3158 | return; |
3159 | |
3160 | case 2: |
3161 | /* sync vro */ |
3162 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO); |
3163 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3164 | *dma_prog++ = htole32(OP_JUMP); |
3165 | *dma_prog++ = htole32((u_int) |
3166 | bktr->dm_prog->dm_segs[0].ds_addr); |
3167 | return; |
3168 | |
3169 | case 3: |
3170 | /* sync vro */ |
3171 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); |
3172 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3173 | *dma_prog++ = htole32(OP_JUMP); |
3174 | *dma_prog++ = htole32((u_int) |
3175 | bktr->dm_oprog->dm_segs[0].ds_addr); |
3176 | break; |
3177 | } |
3178 | |
3179 | if (interlace == 2) { |
3180 | |
3181 | target_buffer = (u_int) buffer + cols*2; |
3182 | |
3183 | dma_prog = (u_int *) bktr->odd_dma_prog; |
3184 | |
3185 | /* sync vre */ |
3186 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM1); |
3187 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3188 | |
3189 | for (i = 0; i < (rows/interlace); i++) { |
3190 | *dma_prog++ = htole32(inst); |
3191 | *dma_prog++ = htole32(target_buffer); |
3192 | *dma_prog++ = htole32(inst3); |
3193 | *dma_prog++ = htole32(target_buffer + b); |
3194 | target_buffer += interlace * (cols*2); |
3195 | } |
3196 | } |
3197 | |
3198 | /* sync vro IRQ bit */ |
3199 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); |
3200 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3201 | *dma_prog++ = htole32(OP_JUMP); |
3202 | *dma_prog++ = htole32((u_int) bktr->dm_prog->dm_segs[0].ds_addr); |
3203 | |
3204 | *dma_prog++ = htole32(OP_JUMP); |
3205 | *dma_prog++ = htole32((u_int)bktr->dm_prog->dm_segs[0].ds_addr); |
3206 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3207 | } |
3208 | |
3209 | |
3210 | /* |
3211 | * |
3212 | */ |
3213 | static void |
3214 | yuv422_prog(bktr_ptr_t bktr, char i_flag, |
3215 | int cols, int rows, int interlace) { |
3216 | |
3217 | int i; |
3218 | volatile unsigned int inst; |
3219 | volatile u_int target_buffer, t1, buffer; |
3220 | volatile u_int *dma_prog; |
3221 | const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[bktr->pixfmt]; |
3222 | |
3223 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
3224 | |
3225 | dma_prog = (u_int *) bktr->dma_prog; |
3226 | |
3227 | bktr->capcontrol = 1 << 6 | 1 << 4 | 3; |
3228 | |
3229 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
3230 | OUTB(bktr, BKTR_OFORM, 0x00); |
3231 | |
3232 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | BT848_E_CONTROL_LDEC); /* disable luma decimation */ |
3233 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | BT848_O_CONTROL_LDEC); |
3234 | |
3235 | OUTB(bktr, BKTR_E_SCLOOP, INB(bktr, BKTR_E_SCLOOP) | BT848_E_SCLOOP_CAGC); /* chroma agc enable */ |
3236 | OUTB(bktr, BKTR_O_SCLOOP, INB(bktr, BKTR_O_SCLOOP) | BT848_O_SCLOOP_CAGC); |
3237 | |
3238 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ |
3239 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); |
3240 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ |
3241 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); |
3242 | |
3243 | /* disable gamma correction removal */ |
3244 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); |
3245 | |
3246 | /* Construct Write */ |
3247 | inst = OP_WRITE123 | OP_SOL | OP_EOL | (cols); |
3248 | if (bktr->video.addr) |
3249 | target_buffer = (u_int) bktr->video.addr; |
3250 | else |
3251 | target_buffer = (u_int) bktr->dm_mem->dm_segs[0].ds_addr; |
3252 | |
3253 | buffer = target_buffer; |
3254 | |
3255 | t1 = buffer; |
3256 | |
3257 | /* contruct sync : for video packet format */ |
3258 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM3); /*sync, mode indicator packed data*/ |
3259 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3260 | |
3261 | for (i = 0; i < (rows/interlace); i++) { |
3262 | *dma_prog++ = htole32(inst); |
3263 | *dma_prog++ = htole32(cols/2 | cols/2 << 16); |
3264 | *dma_prog++ = htole32(target_buffer); |
3265 | *dma_prog++ = htole32(t1 + (cols*rows) + i*cols/2 * interlace); |
3266 | *dma_prog++ = htole32(t1 + (cols*rows) + (cols*rows/2) + i*cols/2 * interlace); |
3267 | target_buffer += interlace*cols; |
3268 | } |
3269 | |
3270 | switch (i_flag) { |
3271 | case 1: |
3272 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE); /*sync vre*/ |
3273 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3274 | |
3275 | *dma_prog++ = htole32(OP_JUMP); |
3276 | *dma_prog++ = htole32((u_int) |
3277 | bktr->dm_prog->dm_segs[0].ds_addr); |
3278 | return; |
3279 | |
3280 | case 2: |
3281 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO); /*sync vre*/ |
3282 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3283 | |
3284 | *dma_prog++ = htole32(OP_JUMP); |
3285 | *dma_prog++ = htole32((u_int) |
3286 | bktr->dm_prog->dm_segs[0].ds_addr); |
3287 | return; |
3288 | |
3289 | case 3: |
3290 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); |
3291 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3292 | |
3293 | *dma_prog++ = htole32(OP_JUMP); |
3294 | *dma_prog++ = htole32((u_int) |
3295 | bktr->dm_oprog->dm_segs[0].ds_addr); |
3296 | break; |
3297 | } |
3298 | |
3299 | if (interlace == 2) { |
3300 | |
3301 | dma_prog = (u_int *) bktr->odd_dma_prog; |
3302 | |
3303 | target_buffer = (u_int) buffer + cols; |
3304 | t1 = buffer + cols/2; |
3305 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM3); |
3306 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3307 | |
3308 | for (i = 0; i < (rows/interlace); i++) { |
3309 | *dma_prog++ = htole32(inst); |
3310 | *dma_prog++ = htole32(cols/2 | cols/2 << 16); |
3311 | *dma_prog++ = htole32(target_buffer); |
3312 | *dma_prog++ = htole32(t1 + (cols*rows) + i*cols/2 * interlace); |
3313 | *dma_prog++ = htole32(t1 + (cols*rows) + (cols*rows/2) + i*cols/2 * interlace); |
3314 | target_buffer += interlace*cols; |
3315 | } |
3316 | } |
3317 | |
3318 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); |
3319 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3320 | *dma_prog++ = htole32(OP_JUMP); |
3321 | *dma_prog++ = htole32((u_int)bktr->dm_prog->dm_segs[0].ds_addr); |
3322 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3323 | } |
3324 | |
3325 | |
3326 | /* |
3327 | * |
3328 | */ |
3329 | static void |
3330 | yuv12_prog(bktr_ptr_t bktr, char i_flag, |
3331 | int cols, int rows, int interlace) { |
3332 | |
3333 | int i; |
3334 | volatile unsigned int inst; |
3335 | volatile unsigned int inst1; |
3336 | volatile u_int target_buffer, t1, buffer; |
3337 | volatile u_int *dma_prog; |
3338 | const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[bktr->pixfmt]; |
3339 | |
3340 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
3341 | |
3342 | dma_prog = (u_int *) bktr->dma_prog; |
3343 | |
3344 | bktr->capcontrol = 1 << 6 | 1 << 4 | 3; |
3345 | |
3346 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
3347 | OUTB(bktr, BKTR_OFORM, 0x0); |
3348 | |
3349 | /* Construct Write */ |
3350 | inst = OP_WRITE123 | OP_SOL | OP_EOL | (cols); |
3351 | inst1 = OP_WRITES123 | OP_SOL | OP_EOL | (cols); |
3352 | if (bktr->video.addr) |
3353 | target_buffer = (u_int) bktr->video.addr; |
3354 | else |
3355 | target_buffer = (u_int) bktr->dm_mem->dm_segs[0].ds_addr; |
3356 | |
3357 | buffer = target_buffer; |
3358 | t1 = buffer; |
3359 | |
3360 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM3); /*sync, mode indicator packed data*/ |
3361 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3362 | |
3363 | for (i = 0; i < (rows/interlace)/2; i++) { |
3364 | *dma_prog++ = htole32(inst); |
3365 | *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); |
3366 | *dma_prog++ = htole32(target_buffer); |
3367 | *dma_prog++ = htole32(t1 + (cols*rows) + i*cols/2 * interlace); |
3368 | *dma_prog++ = htole32(t1 + (cols*rows) + (cols*rows/4) + i*cols/2 * interlace); |
3369 | target_buffer += interlace*cols; |
3370 | *dma_prog++ = htole32(inst1); |
3371 | *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); |
3372 | *dma_prog++ = htole32(target_buffer); |
3373 | target_buffer += interlace*cols; |
3374 | |
3375 | } |
3376 | |
3377 | switch (i_flag) { |
3378 | case 1: |
3379 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE); /*sync vre*/ |
3380 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3381 | |
3382 | *dma_prog++ = htole32(OP_JUMP); |
3383 | *dma_prog++ = htole32((u_int) |
3384 | bktr->dm_prog->dm_segs[0].ds_addr); |
3385 | return; |
3386 | |
3387 | case 2: |
3388 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO); /*sync vro*/ |
3389 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3390 | |
3391 | *dma_prog++ = htole32(OP_JUMP); |
3392 | *dma_prog++ = htole32((u_int) |
3393 | bktr->dm_prog->dm_segs[0].ds_addr); |
3394 | return; |
3395 | |
3396 | case 3: |
3397 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); |
3398 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3399 | *dma_prog++ = htole32(OP_JUMP); |
3400 | *dma_prog++ = htole32((u_int) |
3401 | bktr->dm_oprog->dm_segs[0].ds_addr); |
3402 | break; |
3403 | } |
3404 | |
3405 | if (interlace == 2) { |
3406 | |
3407 | dma_prog = (u_int *) bktr->odd_dma_prog; |
3408 | |
3409 | target_buffer = (u_int) buffer + cols; |
3410 | t1 = buffer + cols/2; |
3411 | *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM3); |
3412 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3413 | |
3414 | for (i = 0; i < ((rows/interlace)/2); i++) { |
3415 | *dma_prog++ = htole32(inst); |
3416 | *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); |
3417 | *dma_prog++ = htole32(target_buffer); |
3418 | *dma_prog++ = htole32(t1 + (cols*rows) + i*cols/2 * interlace); |
3419 | *dma_prog++ = htole32(t1 + (cols*rows) + (cols*rows/4) + i*cols/2 * interlace); |
3420 | target_buffer += interlace*cols; |
3421 | *dma_prog++ = htole32(inst1); |
3422 | *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); |
3423 | *dma_prog++ = htole32(target_buffer); |
3424 | target_buffer += interlace*cols; |
3425 | |
3426 | } |
3427 | |
3428 | |
3429 | } |
3430 | |
3431 | *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); |
3432 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3433 | *dma_prog++ = htole32(OP_JUMP); |
3434 | *dma_prog++ = htole32((u_int)bktr->dm_prog->dm_segs[0].ds_addr); |
3435 | *dma_prog++ = htole32(0); /* NULL WORD */ |
3436 | } |
3437 | |
3438 | |
3439 | |
3440 | /* |
3441 | * |
3442 | */ |
3443 | static void |
3444 | build_dma_prog(bktr_ptr_t bktr, char i_flag) |
3445 | { |
3446 | int rows, cols, interlace; |
3447 | int tmp_int; |
3448 | unsigned int temp; |
3449 | const struct format_params *fp; |
3450 | const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[bktr->pixfmt]; |
3451 | |
3452 | |
3453 | fp = &format_params[bktr->format_params]; |
3454 | |
3455 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
3456 | |
3457 | /* disable FIFO & RISC, leave other bits alone */ |
3458 | OUTW(bktr, BKTR_GPIO_DMA_CTL, INW(bktr, BKTR_GPIO_DMA_CTL) & ~FIFO_RISC_ENABLED); |
3459 | |
3460 | /* set video parameters */ |
3461 | if (bktr->capture_area_enabled) |
3462 | temp = ((quad_t) fp->htotal* (quad_t) bktr->capture_area_x_size * 4096 |
3463 | / fp->scaled_htotal / bktr->cols) - 4096; |
3464 | else |
3465 | temp = ((quad_t) fp->htotal* (quad_t) fp->scaled_hactive * 4096 |
3466 | / fp->scaled_htotal / bktr->cols) - 4096; |
3467 | |
3468 | /* printf("%s: HSCALE value is %d\n", bktr_name(bktr), temp); */ |
3469 | OUTB(bktr, BKTR_E_HSCALE_LO, temp & 0xff); |
3470 | OUTB(bktr, BKTR_O_HSCALE_LO, temp & 0xff); |
3471 | OUTB(bktr, BKTR_E_HSCALE_HI, (temp >> 8) & 0xff); |
3472 | OUTB(bktr, BKTR_O_HSCALE_HI, (temp >> 8) & 0xff); |
3473 | |
3474 | /* horizontal active */ |
3475 | temp = bktr->cols; |
3476 | /* printf("%s: HACTIVE value is %d\n", bktr_name(bktr), temp); */ |
3477 | OUTB(bktr, BKTR_E_HACTIVE_LO, temp & 0xff); |
3478 | OUTB(bktr, BKTR_O_HACTIVE_LO, temp & 0xff); |
3479 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0x3); |
3480 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0x3); |
3481 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 8) & 0x3)); |
3482 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 8) & 0x3)); |
3483 | |
3484 | /* horizontal delay */ |
3485 | if (bktr->capture_area_enabled) |
3486 | temp = ((fp->hdelay* fp->scaled_hactive + bktr->capture_area_x_offset* fp->scaled_htotal) |
3487 | * bktr->cols) / (bktr->capture_area_x_size * fp->hactive); |
3488 | else |
3489 | temp = (fp->hdelay * bktr->cols) / fp->hactive; |
3490 | |
3491 | temp = temp & 0x3fe; |
3492 | |
3493 | /* printf("%s: HDELAY value is %d\n", bktr_name(bktr), temp); */ |
3494 | OUTB(bktr, BKTR_E_DELAY_LO, temp & 0xff); |
3495 | OUTB(bktr, BKTR_O_DELAY_LO, temp & 0xff); |
3496 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0xc); |
3497 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0xc); |
3498 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 6) & 0xc)); |
3499 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 6) & 0xc)); |
3500 | |
3501 | /* vertical scale */ |
3502 | |
3503 | if (bktr->capture_area_enabled) { |
3504 | if (bktr->flags & METEOR_ONLY_ODD_FIELDS || |
3505 | bktr->flags & METEOR_ONLY_EVEN_FIELDS) |
3506 | tmp_int = 65536 - |
3507 | (((bktr->capture_area_y_size * 256 + (bktr->rows/2)) / bktr->rows) - 512); |
3508 | else { |
3509 | tmp_int = 65536 - |
3510 | (((bktr->capture_area_y_size * 512 + (bktr->rows / 2)) / bktr->rows) - 512); |
3511 | } |
3512 | } else { |
3513 | if (bktr->flags & METEOR_ONLY_ODD_FIELDS || |
3514 | bktr->flags & METEOR_ONLY_EVEN_FIELDS) |
3515 | tmp_int = 65536 - |
3516 | (((fp->vactive * 256 + (bktr->rows/2)) / bktr->rows) - 512); |
3517 | else { |
3518 | tmp_int = 65536 - |
3519 | (((fp->vactive * 512 + (bktr->rows / 2)) / bktr->rows) - 512); |
3520 | } |
3521 | } |
3522 | |
3523 | tmp_int &= 0x1fff; |
3524 | /* printf("%s: VSCALE value is %d\n", bktr_name(bktr), tmp_int); */ |
3525 | OUTB(bktr, BKTR_E_VSCALE_LO, tmp_int & 0xff); |
3526 | OUTB(bktr, BKTR_O_VSCALE_LO, tmp_int & 0xff); |
3527 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x1f); |
3528 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x1f); |
3529 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | ((tmp_int >> 8) & 0x1f)); |
3530 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | ((tmp_int >> 8) & 0x1f)); |
3531 | |
3532 | |
3533 | /* vertical active */ |
3534 | if (bktr->capture_area_enabled) |
3535 | temp = bktr->capture_area_y_size; |
3536 | else |
3537 | temp = fp->vactive; |
3538 | /* printf("%s: VACTIVE is %d\n", bktr_name(bktr), temp); */ |
3539 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0x30); |
3540 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 4) & 0x30)); |
3541 | OUTB(bktr, BKTR_E_VACTIVE_LO, temp & 0xff); |
3542 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0x30); |
3543 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 4) & 0x30)); |
3544 | OUTB(bktr, BKTR_O_VACTIVE_LO, temp & 0xff); |
3545 | |
3546 | /* vertical delay */ |
3547 | if (bktr->capture_area_enabled) |
3548 | temp = fp->vdelay + (bktr->capture_area_y_offset); |
3549 | else |
3550 | temp = fp->vdelay; |
3551 | /* printf("%s: VDELAY is %d\n", bktr_name(bktr), temp); */ |
3552 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0xC0); |
3553 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 2) & 0xC0)); |
3554 | OUTB(bktr, BKTR_E_VDELAY_LO, temp & 0xff); |
3555 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0xC0); |
3556 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 2) & 0xC0)); |
3557 | OUTB(bktr, BKTR_O_VDELAY_LO, temp & 0xff); |
3558 | |
3559 | /* end of video params */ |
3560 | |
3561 | if ((bktr->xtal_pll_mode == BT848_USE_PLL) |
3562 | && (fp->iform_xtsel==BT848_IFORM_X_XT1)) { |
3563 | OUTB(bktr, BKTR_TGCTRL, BT848_TGCTRL_TGCKI_PLL); /* Select PLL mode */ |
3564 | } else { |
3565 | OUTB(bktr, BKTR_TGCTRL, BT848_TGCTRL_TGCKI_XTAL); /* Select Normal xtal 0/xtal 1 mode */ |
3566 | } |
3567 | |
3568 | /* capture control */ |
3569 | switch (i_flag) { |
3570 | case 1: |
3571 | bktr->bktr_cap_ctl = |
3572 | (BT848_CAP_CTL_DITH_FRAME | BT848_CAP_CTL_EVEN); |
3573 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x20); |
3574 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x20); |
3575 | interlace = 1; |
3576 | break; |
3577 | case 2: |
3578 | bktr->bktr_cap_ctl = |
3579 | (BT848_CAP_CTL_DITH_FRAME | BT848_CAP_CTL_ODD); |
3580 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x20); |
3581 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x20); |
3582 | interlace = 1; |
3583 | break; |
3584 | default: |
3585 | bktr->bktr_cap_ctl = |
3586 | (BT848_CAP_CTL_DITH_FRAME | |
3587 | BT848_CAP_CTL_EVEN | BT848_CAP_CTL_ODD); |
3588 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x20); |
3589 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x20); |
3590 | interlace = 2; |
3591 | break; |
3592 | } |
3593 | |
3594 | OUTL(bktr, BKTR_RISC_STRT_ADD, bktr->dm_prog->dm_segs[0].ds_addr); |
3595 | |
3596 | rows = bktr->rows; |
3597 | cols = bktr->cols; |
3598 | |
3599 | bktr->vbiflags &= ~VBI_CAPTURE; /* default - no vbi capture */ |
3600 | |
3601 | /* RGB Grabs. If /dev/vbi is already open, or we are a PAL/SECAM */ |
3602 | /* user, then use the rgb_vbi RISC program. */ |
3603 | /* Otherwise, use the normal rgb RISC program */ |
3604 | if (pf_int->public.type == METEOR_PIXTYPE_RGB) { |
3605 | if ((bktr->vbiflags & VBI_OPEN) |
3606 | ||(bktr->format_params == BT848_IFORM_F_PALBDGHI) |
3607 | ||(bktr->format_params == BT848_IFORM_F_SECAM)) { |
3608 | bktr->bktr_cap_ctl |= |
3609 | BT848_CAP_CTL_VBI_EVEN | BT848_CAP_CTL_VBI_ODD; |
3610 | bktr->vbiflags |= VBI_CAPTURE; |
3611 | rgb_vbi_prog(bktr, i_flag, cols, rows, interlace); |
3612 | return; |
3613 | } else { |
3614 | rgb_prog(bktr, i_flag, cols, rows, interlace); |
3615 | return; |
3616 | } |
3617 | } |
3618 | |
3619 | if (pf_int->public.type == METEOR_PIXTYPE_YUV) { |
3620 | yuv422_prog(bktr, i_flag, cols, rows, interlace); |
3621 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
3622 | | pixfmt_swap_flags(bktr->pixfmt)); |
3623 | return; |
3624 | } |
3625 | |
3626 | if (pf_int->public.type == METEOR_PIXTYPE_YUV_PACKED) { |
3627 | yuvpack_prog(bktr, i_flag, cols, rows, interlace); |
3628 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
3629 | | pixfmt_swap_flags(bktr->pixfmt)); |
3630 | return; |
3631 | } |
3632 | |
3633 | if (pf_int->public.type == METEOR_PIXTYPE_YUV_12) { |
3634 | yuv12_prog(bktr, i_flag, cols, rows, interlace); |
3635 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
3636 | | pixfmt_swap_flags(bktr->pixfmt)); |
3637 | return; |
3638 | } |
3639 | return; |
3640 | } |
3641 | |
3642 | |
3643 | /****************************************************************************** |
3644 | * video & video capture specific routines: |
3645 | */ |
3646 | |
3647 | |
3648 | /* |
3649 | * |
3650 | */ |
3651 | static void |
3652 | start_capture(bktr_ptr_t bktr, unsigned type) |
3653 | { |
3654 | u_char i_flag; |
3655 | const struct format_params *fp; |
3656 | |
3657 | fp = &format_params[bktr->format_params]; |
3658 | |
3659 | /* If requested, clear out capture buf first */ |
3660 | if (bktr->clr_on_start && (bktr->video.addr == 0)) { |
3661 | memset((void *)bktr->bigbuf, 0, |
3662 | (size_t)bktr->rows * bktr->cols * bktr->frames * |
3663 | pixfmt_table[bktr->pixfmt].public.Bpp); |
3664 | } |
3665 | |
3666 | OUTB(bktr, BKTR_DSTATUS, 0); |
3667 | OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); |
3668 | |
3669 | bktr->flags |= type; |
3670 | bktr->flags &= ~METEOR_WANT_MASK; |
3671 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
3672 | case METEOR_ONLY_EVEN_FIELDS: |
3673 | bktr->flags |= METEOR_WANT_EVEN; |
3674 | i_flag = 1; |
3675 | break; |
3676 | case METEOR_ONLY_ODD_FIELDS: |
3677 | bktr->flags |= METEOR_WANT_ODD; |
3678 | i_flag = 2; |
3679 | break; |
3680 | default: |
3681 | bktr->flags |= METEOR_WANT_MASK; |
3682 | i_flag = 3; |
3683 | break; |
3684 | } |
3685 | |
3686 | /* TDEC is only valid for continuous captures */ |
3687 | if (type == METEOR_SINGLE) { |
3688 | u_short fps_save = bktr->fps; |
3689 | |
3690 | set_fps(bktr, fp->frame_rate); |
3691 | bktr->fps = fps_save; |
3692 | } |
3693 | else |
3694 | set_fps(bktr, bktr->fps); |
3695 | |
3696 | if (bktr->dma_prog_loaded == FALSE) { |
3697 | build_dma_prog(bktr, i_flag); |
3698 | bktr->dma_prog_loaded = TRUE; |
3699 | } |
3700 | |
3701 | |
3702 | OUTL(bktr, BKTR_RISC_STRT_ADD, bktr->dm_prog->dm_segs[0].ds_addr); |
3703 | |
3704 | } |
3705 | |
3706 | |
3707 | /* |
3708 | * |
3709 | */ |
3710 | static void |
3711 | set_fps(bktr_ptr_t bktr, u_short fps) |
3712 | { |
3713 | const struct format_params *fp; |
3714 | int i_flag; |
3715 | |
3716 | fp = &format_params[bktr->format_params]; |
3717 | |
3718 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
3719 | case METEOR_ONLY_EVEN_FIELDS: |
3720 | bktr->flags |= METEOR_WANT_EVEN; |
3721 | i_flag = 1; |
3722 | break; |
3723 | case METEOR_ONLY_ODD_FIELDS: |
3724 | bktr->flags |= METEOR_WANT_ODD; |
3725 | i_flag = 1; |
3726 | break; |
3727 | default: |
3728 | bktr->flags |= METEOR_WANT_MASK; |
3729 | i_flag = 2; |
3730 | break; |
3731 | } |
3732 | |
3733 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
3734 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
3735 | |
3736 | bktr->fps = fps; |
3737 | OUTB(bktr, BKTR_TDEC, 0); |
3738 | |
3739 | if (fps < fp->frame_rate) |
3740 | OUTB(bktr, BKTR_TDEC, i_flag*(fp->frame_rate - fps) & 0x3f); |
3741 | else |
3742 | OUTB(bktr, BKTR_TDEC, 0); |
3743 | return; |
3744 | |
3745 | } |
3746 | |
3747 | |
3748 | |
3749 | |
3750 | |
3751 | /* |
3752 | * Given a pixfmt index, compute the bt848 swap_flags necessary to |
3753 | * achieve the specified swapping. |
3754 | * Note that without bt swapping, 2Bpp and 3Bpp modes are written |
3755 | * byte-swapped, and 4Bpp modes are byte and word swapped (see Table 6 |
3756 | * and read R->L). |
3757 | * Note also that for 3Bpp, we may additionally need to do some creative |
3758 | * SKIPing to align the FIFO bytelines with the target buffer (see split()). |
3759 | * This is abstracted here: e.g. no swaps = RGBA; byte & short swap = ABGR |
3760 | * as one would expect. |
3761 | */ |
3762 | |
3763 | static u_int pixfmt_swap_flags(int pixfmt) |
3764 | { |
3765 | const struct meteor_pixfmt *pf = &pixfmt_table[pixfmt].public; |
3766 | u_int swapf = 0; |
3767 | int swap_bytes, swap_shorts; |
3768 | |
3769 | #if BYTE_ORDER == LITTLE_ENDIAN |
3770 | swap_bytes = pf->swap_bytes; |
3771 | swap_shorts = pf->swap_shorts; |
3772 | #else |
3773 | swap_bytes = !pf->swap_bytes; |
3774 | swap_shorts = !pf->swap_shorts; |
3775 | #endif |
3776 | switch (pf->Bpp) { |
3777 | case 2 : swapf = (swap_bytes ? 0 : BSWAP); |
3778 | break; |
3779 | |
3780 | case 3 : /* no swaps supported for 3bpp - makes no sense w/ bt848 */ |
3781 | break; |
3782 | |
3783 | case 4 : |
3784 | swapf = swap_bytes ? 0 : BSWAP; |
3785 | swapf |= swap_shorts ? 0 : WSWAP; |
3786 | break; |
3787 | } |
3788 | return swapf; |
3789 | } |
3790 | |
3791 | |
3792 | |
3793 | /* |
3794 | * Converts meteor-defined pixel formats (e.g. METEOR_GEO_RGB16) into |
3795 | * our pixfmt_table indices. |
3796 | */ |
3797 | |
3798 | static int oformat_meteor_to_bt(u_int format) |
3799 | { |
3800 | int i; |
3801 | const struct meteor_pixfmt *pf1, *pf2; |
3802 | |
3803 | /* Find format in compatibility table */ |
3804 | for (i = 0; i < METEOR_PIXFMT_TABLE_SIZE; i++) |
3805 | if (meteor_pixfmt_table[i].meteor_format == format) |
3806 | break; |
3807 | |
3808 | if (i >= METEOR_PIXFMT_TABLE_SIZE) |
3809 | return -1; |
3810 | pf1 = &meteor_pixfmt_table[i].public; |
3811 | |
3812 | /* Match it with an entry in master pixel format table */ |
3813 | for (i = 0; i < PIXFMT_TABLE_SIZE; i++) { |
3814 | pf2 = &pixfmt_table[i].public; |
3815 | |
3816 | if ((pf1->type == pf2->type) && |
3817 | (pf1->Bpp == pf2->Bpp) && |
3818 | !memcmp(pf1->masks, pf2->masks, sizeof(pf1->masks)) && |
3819 | (pf1->swap_bytes == pf2->swap_bytes) && |
3820 | (pf1->swap_shorts == pf2->swap_shorts)) |
3821 | break; |
3822 | } |
3823 | if (i >= PIXFMT_TABLE_SIZE) |
3824 | return -1; |
3825 | |
3826 | return i; |
3827 | } |
3828 | |
3829 | /****************************************************************************** |
3830 | * i2c primitives: |
3831 | */ |
3832 | |
3833 | /* */ |
3834 | #define I2CBITTIME (0x5<<4) /* 5 * 0.48uS */ |
3835 | #define I2CBITTIME_878 (1 << 7) |
3836 | #define I2C_READ 0x01 |
3837 | #define I2C_COMMAND (I2CBITTIME | \ |
3838 | BT848_DATA_CTL_I2CSCL | \ |
3839 | BT848_DATA_CTL_I2CSDA) |
3840 | |
3841 | #define I2C_COMMAND_878 (I2CBITTIME_878 | \ |
3842 | BT848_DATA_CTL_I2CSCL | \ |
3843 | BT848_DATA_CTL_I2CSDA) |
3844 | |
3845 | /* Select between old i2c code and new iicbus / smbus code */ |
3846 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
3847 | |
3848 | /* |
3849 | * The hardware interface is actually SMB commands |
3850 | */ |
3851 | int |
3852 | i2cWrite(bktr_ptr_t bktr, int addr, int byte1, int byte2) |
3853 | { |
3854 | char cmd; |
3855 | |
3856 | if (bktr->id == BROOKTREE_848 || |
3857 | bktr->id == BROOKTREE_848A || |
3858 | bktr->id == BROOKTREE_849A) |
3859 | cmd = I2C_COMMAND; |
3860 | else |
3861 | cmd = I2C_COMMAND_878; |
3862 | |
3863 | if (byte2 != -1) { |
3864 | if (smbus_writew(bktr->i2c_sc.smbus, addr, cmd, |
3865 | (short)(((byte2 & 0xff) << 8) | (byte1 & 0xff)))) |
3866 | return (-1); |
3867 | } else { |
3868 | if (smbus_writeb(bktr->i2c_sc.smbus, addr, cmd, |
3869 | (char)(byte1 & 0xff))) |
3870 | return (-1); |
3871 | } |
3872 | |
3873 | /* return OK */ |
3874 | return(0); |
3875 | } |
3876 | |
3877 | int |
3878 | i2cRead(bktr_ptr_t bktr, int addr) |
3879 | { |
3880 | char result; |
3881 | char cmd; |
3882 | |
3883 | if (bktr->id == BROOKTREE_848 || |
3884 | bktr->id == BROOKTREE_848A || |
3885 | bktr->id == BROOKTREE_849A) |
3886 | cmd = I2C_COMMAND; |
3887 | else |
3888 | cmd = I2C_COMMAND_878; |
3889 | |
3890 | if (smbus_readb(bktr->i2c_sc.smbus, addr, cmd, &result)) |
3891 | return (-1); |
3892 | |
3893 | return ((int)((unsigned char)result)); |
3894 | } |
3895 | |
3896 | #define IICBUS(bktr) ((bktr)->i2c_sc.iicbus) |
3897 | |
3898 | /* The MSP34xx and DPL35xx Audio chip require i2c bus writes of up */ |
3899 | /* to 5 bytes which the bt848 automated i2c bus controller cannot handle */ |
3900 | /* Therefore we need low level control of the i2c bus hardware */ |
3901 | |
3902 | /* Write to the MSP or DPL registers */ |
3903 | void |
3904 | msp_dpl_write(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr, unsigned int data) |
3905 | { |
3906 | unsigned char addr_l, addr_h, data_h, data_l; |
3907 | |
3908 | addr_h = (addr >>8) & 0xff; |
3909 | addr_l = addr & 0xff; |
3910 | data_h = (data >>8) & 0xff; |
3911 | data_l = data & 0xff; |
3912 | |
3913 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
3914 | |
3915 | iicbus_write_byte(IICBUS(bktr), dev, 0); |
3916 | iicbus_write_byte(IICBUS(bktr), addr_h, 0); |
3917 | iicbus_write_byte(IICBUS(bktr), addr_l, 0); |
3918 | iicbus_write_byte(IICBUS(bktr), data_h, 0); |
3919 | iicbus_write_byte(IICBUS(bktr), data_l, 0); |
3920 | |
3921 | iicbus_stop(IICBUS(bktr)); |
3922 | |
3923 | return; |
3924 | } |
3925 | |
3926 | /* Read from the MSP or DPL registers */ |
3927 | unsigned int |
3928 | msp_dpl_read(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr) |
3929 | { |
3930 | unsigned int data; |
3931 | unsigned char addr_l, addr_h, dev_r; |
3932 | int read; |
3933 | u_char data_read[2]; |
3934 | |
3935 | addr_h = (addr >>8) & 0xff; |
3936 | addr_l = addr & 0xff; |
3937 | dev_r = dev+1; |
3938 | |
3939 | /* XXX errors ignored */ |
3940 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
3941 | |
3942 | iicbus_write_byte(IICBUS(bktr), dev_r, 0); |
3943 | iicbus_write_byte(IICBUS(bktr), addr_h, 0); |
3944 | iicbus_write_byte(IICBUS(bktr), addr_l, 0); |
3945 | |
3946 | iicbus_repeated_start(IICBUS(bktr), i2c_addr +1, 0 /* no timeout? */); |
3947 | iicbus_read(IICBUS(bktr), data_read, 2, &read, IIC_LAST_READ, 0); |
3948 | iicbus_stop(IICBUS(bktr)); |
3949 | |
3950 | data = (data_read[0]<<8) | data_read[1]; |
3951 | |
3952 | return (data); |
3953 | } |
3954 | |
3955 | /* Reset the MSP or DPL chip */ |
3956 | /* The user can block the reset (which is handy if you initialise the |
3957 | * MSP and/or DPL audio in another operating system first (eg in Windows) |
3958 | */ |
3959 | void |
3960 | msp_dpl_reset(bktr_ptr_t bktr, int i2c_addr) |
3961 | { |
3962 | |
3963 | #ifndef BKTR_NO_MSP_RESET |
3964 | /* put into reset mode */ |
3965 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
3966 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
3967 | iicbus_write_byte(IICBUS(bktr), 0x80, 0); |
3968 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
3969 | iicbus_stop(IICBUS(bktr)); |
3970 | |
3971 | /* put back to operational mode */ |
3972 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
3973 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
3974 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
3975 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
3976 | iicbus_stop(IICBUS(bktr)); |
3977 | #endif |
3978 | return; |
3979 | } |
3980 | |
3981 | static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote) { |
3982 | int read; |
3983 | |
3984 | /* XXX errors ignored */ |
3985 | iicbus_start(IICBUS(bktr), bktr->remote_control_addr, 0 /* no timeout? */); |
3986 | iicbus_read(IICBUS(bktr), remote->data, 3, &read, IIC_LAST_READ, 0); |
3987 | iicbus_stop(IICBUS(bktr)); |
3988 | |
3989 | return; |
3990 | } |
3991 | |
3992 | #else /* defined(BKTR_USE_FREEBSD_SMBUS) */ |
3993 | |
3994 | /* |
3995 | * Program the i2c bus directly |
3996 | */ |
3997 | int |
3998 | i2cWrite(bktr_ptr_t bktr, int addr, int byte1, int byte2) |
3999 | { |
4000 | u_int x; |
4001 | u_int data; |
4002 | |
4003 | /* clear status bits */ |
4004 | OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE); |
4005 | |
4006 | /* build the command datum */ |
4007 | if (bktr->id == BROOKTREE_848 || |
4008 | bktr->id == BROOKTREE_848A || |
4009 | bktr->id == BROOKTREE_849A) { |
4010 | data = ((addr & 0xff) << 24) | ((byte1 & 0xff) << 16) | I2C_COMMAND; |
4011 | } else { |
4012 | data = ((addr & 0xff) << 24) | ((byte1 & 0xff) << 16) | I2C_COMMAND_878; |
4013 | } |
4014 | if (byte2 != -1) { |
4015 | data |= ((byte2 & 0xff) << 8); |
4016 | data |= BT848_DATA_CTL_I2CW3B; |
4017 | } |
4018 | |
4019 | /* write the address and data */ |
4020 | OUTL(bktr, BKTR_I2C_DATA_CTL, data); |
4021 | |
4022 | /* wait for completion */ |
4023 | for (x = 0x7fffffff; x; --x) { /* safety valve */ |
4024 | if (INL(bktr, BKTR_INT_STAT) & BT848_INT_I2CDONE) |
4025 | break; |
4026 | } |
4027 | |
4028 | /* check for ACK */ |
4029 | if (!x || !(INL(bktr, BKTR_INT_STAT) & BT848_INT_RACK)) |
4030 | return(-1); |
4031 | |
4032 | /* return OK */ |
4033 | return(0); |
4034 | } |
4035 | |
4036 | |
4037 | /* |
4038 | * |
4039 | */ |
4040 | int |
4041 | i2cRead(bktr_ptr_t bktr, int addr) |
4042 | { |
4043 | u_int x; |
4044 | |
4045 | /* clear status bits */ |
4046 | OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE); |
4047 | |
4048 | /* write the READ address */ |
4049 | /* The Bt878 and Bt879 differed on the treatment of i2c commands */ |
4050 | |
4051 | if (bktr->id == BROOKTREE_848 || |
4052 | bktr->id == BROOKTREE_848A || |
4053 | bktr->id == BROOKTREE_849A) { |
4054 | OUTL(bktr, BKTR_I2C_DATA_CTL, ((addr & 0xff) << 24) | I2C_COMMAND); |
4055 | } else { |
4056 | OUTL(bktr, BKTR_I2C_DATA_CTL, ((addr & 0xff) << 24) | I2C_COMMAND_878); |
4057 | } |
4058 | |
4059 | /* wait for completion */ |
4060 | for (x = 5000; x--; DELAY(1)) { /* 5msec, safety valve */ |
4061 | if (INL(bktr, BKTR_INT_STAT) & BT848_INT_I2CDONE) |
4062 | break; |
4063 | } |
4064 | |
4065 | /* check for ACK */ |
4066 | if (!x || !(INL(bktr, BKTR_INT_STAT) & BT848_INT_RACK)) |
4067 | return(-1); |
4068 | |
4069 | /* it was a read */ |
4070 | return((INL(bktr, BKTR_I2C_DATA_CTL) >> 8) & 0xff); |
4071 | } |
4072 | |
4073 | /* The MSP34xx Audio chip require i2c bus writes of up to 5 bytes which the */ |
4074 | /* bt848 automated i2c bus controller cannot handle */ |
4075 | /* Therefore we need low level control of the i2c bus hardware */ |
4076 | /* Idea for the following functions are from elsewhere in this driver and */ |
4077 | /* from the Linux BTTV i2c driver by Gerd Knorr <kraxel@cs.tu-berlin.de> */ |
4078 | |
4079 | #define BITD 40 |
4080 | static void i2c_start(bktr_ptr_t bktr) { |
4081 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY(BITD); /* release data */ |
4082 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY(BITD); /* release clock */ |
4083 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY(BITD); /* lower data */ |
4084 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY(BITD); /* lower clock */ |
4085 | } |
4086 | |
4087 | static void i2c_stop(bktr_ptr_t bktr) { |
4088 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY(BITD); /* lower clock & data */ |
4089 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY(BITD); /* release clock */ |
4090 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY(BITD); /* release data */ |
4091 | } |
4092 | |
4093 | static int i2c_write_byte(bktr_ptr_t bktr, unsigned char data) { |
4094 | int x; |
4095 | int status; |
4096 | |
4097 | /* write out the byte */ |
4098 | for (x = 7; x >= 0; --x) { |
4099 | if (data & (1<<x)) { |
4100 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4101 | DELAY(BITD); /* assert HI data */ |
4102 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
4103 | DELAY(BITD); /* strobe clock */ |
4104 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4105 | DELAY(BITD); /* release clock */ |
4106 | } |
4107 | else { |
4108 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
4109 | DELAY(BITD); /* assert LO data */ |
4110 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); |
4111 | DELAY(BITD); /* strobe clock */ |
4112 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
4113 | DELAY(BITD); /* release clock */ |
4114 | } |
4115 | } |
4116 | |
4117 | /* look for an ACK */ |
4118 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY(BITD); /* float data */ |
4119 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY(BITD); /* strobe clock */ |
4120 | status = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the ACK bit */ |
4121 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY(BITD); /* release clock */ |
4122 | |
4123 | return(status); |
4124 | } |
4125 | |
4126 | static int i2c_read_byte(bktr_ptr_t bktr, unsigned char *data, int last) { |
4127 | int x; |
4128 | int bit; |
4129 | int byte = 0; |
4130 | |
4131 | /* read in the byte */ |
4132 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4133 | DELAY(BITD); /* float data */ |
4134 | for (x = 7; x >= 0; --x) { |
4135 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
4136 | DELAY(BITD); /* strobe clock */ |
4137 | bit = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the data bit */ |
4138 | if (bit) byte |= (1<<x); |
4139 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4140 | DELAY(BITD); /* release clock */ |
4141 | } |
4142 | /* After reading the byte, send an ACK */ |
4143 | /* (unless that was the last byte, for which we send a NAK */ |
4144 | if (last) { /* send NAK - same a writing a 1 */ |
4145 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4146 | DELAY(BITD); /* set data bit */ |
4147 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
4148 | DELAY(BITD); /* strobe clock */ |
4149 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4150 | DELAY(BITD); /* release clock */ |
4151 | } else { /* send ACK - same as writing a 0 */ |
4152 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
4153 | DELAY(BITD); /* set data bit */ |
4154 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); |
4155 | DELAY(BITD); /* strobe clock */ |
4156 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
4157 | DELAY(BITD); /* release clock */ |
4158 | } |
4159 | |
4160 | *data=byte; |
4161 | return 0; |
4162 | } |
4163 | #undef BITD |
4164 | |
4165 | /* Write to the MSP or DPL registers */ |
4166 | void msp_dpl_write(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr, |
4167 | unsigned int data) { |
4168 | unsigned int msp_w_addr = i2c_addr; |
4169 | unsigned char addr_l, addr_h, data_h, data_l; |
4170 | addr_h = (addr >>8) & 0xff; |
4171 | addr_l = addr & 0xff; |
4172 | data_h = (data >>8) & 0xff; |
4173 | data_l = data & 0xff; |
4174 | |
4175 | i2c_start(bktr); |
4176 | i2c_write_byte(bktr, msp_w_addr); |
4177 | i2c_write_byte(bktr, dev); |
4178 | i2c_write_byte(bktr, addr_h); |
4179 | i2c_write_byte(bktr, addr_l); |
4180 | i2c_write_byte(bktr, data_h); |
4181 | i2c_write_byte(bktr, data_l); |
4182 | i2c_stop(bktr); |
4183 | } |
4184 | |
4185 | /* Read from the MSP or DPL registers */ |
4186 | unsigned int msp_dpl_read(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr) { |
4187 | unsigned int data; |
4188 | unsigned char addr_l, addr_h, data_1, data_2, dev_r; |
4189 | addr_h = (addr >>8) & 0xff; |
4190 | addr_l = addr & 0xff; |
4191 | dev_r = dev+1; |
4192 | |
4193 | i2c_start(bktr); |
4194 | i2c_write_byte(bktr,i2c_addr); |
4195 | i2c_write_byte(bktr,dev_r); |
4196 | i2c_write_byte(bktr,addr_h); |
4197 | i2c_write_byte(bktr,addr_l); |
4198 | |
4199 | i2c_start(bktr); |
4200 | i2c_write_byte(bktr,i2c_addr+1); |
4201 | i2c_read_byte(bktr,&data_1, 0); |
4202 | i2c_read_byte(bktr,&data_2, 1); |
4203 | i2c_stop(bktr); |
4204 | data = (data_1<<8) | data_2; |
4205 | return data; |
4206 | } |
4207 | |
4208 | /* Reset the MSP or DPL chip */ |
4209 | /* The user can block the reset (which is handy if you initialise the |
4210 | * MSP audio in another operating system first (eg in Windows) |
4211 | */ |
4212 | void msp_dpl_reset(bktr_ptr_t bktr, int i2c_addr) { |
4213 | |
4214 | #ifndef BKTR_NO_MSP_RESET |
4215 | /* put into reset mode */ |
4216 | i2c_start(bktr); |
4217 | i2c_write_byte(bktr, i2c_addr); |
4218 | i2c_write_byte(bktr, 0x00); |
4219 | i2c_write_byte(bktr, 0x80); |
4220 | i2c_write_byte(bktr, 0x00); |
4221 | i2c_stop(bktr); |
4222 | |
4223 | /* put back to operational mode */ |
4224 | i2c_start(bktr); |
4225 | i2c_write_byte(bktr, i2c_addr); |
4226 | i2c_write_byte(bktr, 0x00); |
4227 | i2c_write_byte(bktr, 0x00); |
4228 | i2c_write_byte(bktr, 0x00); |
4229 | i2c_stop(bktr); |
4230 | #endif |
4231 | return; |
4232 | |
4233 | } |
4234 | |
4235 | static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote) { |
4236 | |
4237 | /* XXX errors ignored */ |
4238 | i2c_start(bktr); |
4239 | i2c_write_byte(bktr,bktr->remote_control_addr); |
4240 | i2c_read_byte(bktr,&(remote->data[0]), 0); |
4241 | i2c_read_byte(bktr,&(remote->data[1]), 0); |
4242 | i2c_read_byte(bktr,&(remote->data[2]), 0); |
4243 | i2c_stop(bktr); |
4244 | |
4245 | return; |
4246 | } |
4247 | |
4248 | #endif /* defined(BKTR_USE_FREEBSD_SMBUS) */ |
4249 | |
4250 | |
4251 | #if defined(I2C_SOFTWARE_PROBE) |
4252 | |
4253 | /* |
4254 | * we are keeping this around for any parts that we need to probe |
4255 | * but that CANNOT be probed via an i2c read. |
4256 | * this is necessary because the hardware i2c mechanism |
4257 | * cannot be programmed for 1 byte writes. |
4258 | * currently there are no known i2c parts that we need to probe |
4259 | * and that cannot be safely read. |
4260 | */ |
4261 | static int i2cProbe(bktr_ptr_t bktr, int addr); |
4262 | #define BITD 40 |
4263 | #define EXTRA_START |
4264 | |
4265 | /* |
4266 | * probe for an I2C device at addr. |
4267 | */ |
4268 | static int |
4269 | i2cProbe(bktr_ptr_t bktr, int addr) |
4270 | { |
4271 | int x, status; |
4272 | |
4273 | /* the START */ |
4274 | #if defined(EXTRA_START) |
4275 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY(BITD); /* release data */ |
4276 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY(BITD); /* release clock */ |
4277 | #endif /* EXTRA_START */ |
4278 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY(BITD); /* lower data */ |
4279 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY(BITD); /* lower clock */ |
4280 | |
4281 | /* write addr */ |
4282 | for (x = 7; x >= 0; --x) { |
4283 | if (addr & (1<<x)) { |
4284 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4285 | DELAY(BITD); /* assert HI data */ |
4286 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
4287 | DELAY(BITD); /* strobe clock */ |
4288 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
4289 | DELAY(BITD); /* release clock */ |
4290 | } |
4291 | else { |
4292 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
4293 | DELAY(BITD); /* assert LO data */ |
4294 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); |
4295 | DELAY(BITD); /* strobe clock */ |
4296 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
4297 | DELAY(BITD); /* release clock */ |
4298 | } |
4299 | } |
4300 | |
4301 | /* look for an ACK */ |
4302 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY(BITD); /* float data */ |
4303 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY(BITD); /* strobe clock */ |
4304 | status = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the ACK bit */ |
4305 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY(BITD); /* release clock */ |
4306 | |
4307 | /* the STOP */ |
4308 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY(BITD); /* lower clock & data */ |
4309 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY(BITD); /* release clock */ |
4310 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY(BITD); /* release data */ |
4311 | |
4312 | return(status); |
4313 | } |
4314 | #undef EXTRA_START |
4315 | #undef BITD |
4316 | |
4317 | #endif /* I2C_SOFTWARE_PROBE */ |
4318 | |