bktr_core.c revision 1.8
1/* $OpenBSD: bktr_core.c,v 1.8 2003/01/15 06:30:35 art Exp $ */ 2/* $FreeBSD: src/sys/dev/bktr/bktr_core.c,v 1.114 2000/10/31 13:09:56 roger Exp $ */ 3 4/* 5 * This is part of the Driver for Video Capture Cards (Frame grabbers) 6 * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 7 * chipset. 8 * Copyright Roger Hardiman and Amancio Hasty. 9 * 10 * bktr_core : This deals with the Bt848/849/878/879 PCI Frame Grabber, 11 * Handles all the open, close, ioctl and read userland calls. 12 * Sets the Bt848 registers and generates RISC pograms. 13 * Controls the i2c bus and GPIO interface. 14 * Contains the interface to the kernel. 15 * (eg probe/attach and open/close/ioctl) 16 * 17 */ 18 19 /* 20 The Brooktree BT848 Driver driver is based upon Mark Tinguely and 21 Jim Lowe's driver for the Matrox Meteor PCI card . The 22 Philips SAA 7116 and SAA 7196 are very different chipsets than 23 the BT848. 24 25 The original copyright notice by Mark and Jim is included mostly 26 to honor their fantastic work in the Matrox Meteor driver! 27 28 */ 29 30/* 31 * 1. Redistributions of source code must retain the 32 * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman 33 * All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 1. Redistributions of source code must retain the above copyright 39 * notice, this list of conditions and the following disclaimer. 40 * 2. Redistributions in binary form must reproduce the above copyright 41 * notice, this list of conditions and the following disclaimer in the 42 * documentation and/or other materials provided with the distribution. 43 * 3. All advertising materials mentioning features or use of this software 44 * must display the following acknowledgement: 45 * This product includes software developed by Amancio Hasty and 46 * Roger Hardiman 47 * 4. The name of the author may not be used to endorse or promote products 48 * derived from this software without specific prior written permission. 49 * 50 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 51 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 52 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 53 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 54 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 55 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 56 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 57 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 58 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 59 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 60 * POSSIBILITY OF SUCH DAMAGE. 61 */ 62 63 64 65 66/* 67 * 1. Redistributions of source code must retain the 68 * Copyright (c) 1995 Mark Tinguely and Jim Lowe 69 * All rights reserved. 70 * 71 * Redistribution and use in source and binary forms, with or without 72 * modification, are permitted provided that the following conditions 73 * are met: 74 * 1. Redistributions of source code must retain the above copyright 75 * notice, this list of conditions and the following disclaimer. 76 * 2. Redistributions in binary form must reproduce the above copyright 77 * notice, this list of conditions and the following disclaimer in the 78 * documentation and/or other materials provided with the distribution. 79 * 3. All advertising materials mentioning features or use of this software 80 * must display the following acknowledgement: 81 * This product includes software developed by Mark Tinguely and Jim Lowe 82 * 4. The name of the author may not be used to endorse or promote products 83 * derived from this software without specific prior written permission. 84 * 85 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 86 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 87 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 88 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 89 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 90 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 91 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 92 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 93 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 94 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 95 * POSSIBILITY OF SUCH DAMAGE. 96 */ 97 98#ifndef __OpenBSD__ 99#include "opt_bktr.h" /* Include any kernel config options */ 100#endif 101 102#ifdef __FreeBSD__ 103#include "bktr.h" 104#endif /* __FreeBSD__ */ 105 106#if ( \ 107 (defined(__FreeBSD__) && (NBKTR > 0)) \ 108 || (defined(__bsdi__)) \ 109 || (defined(__OpenBSD__)) \ 110 || (defined(__NetBSD__)) \ 111 ) 112 113 114/*******************/ 115/* *** FreeBSD *** */ 116/*******************/ 117#ifdef __FreeBSD__ 118 119#include <sys/param.h> 120#include <sys/systm.h> 121#include <sys/kernel.h> 122#include <sys/signalvar.h> 123#include <sys/vnode.h> 124 125#include <vm/vm.h> 126#include <vm/vm_kern.h> 127#include <vm/pmap.h> 128#include <vm/vm_extern.h> 129 130#if (__FreeBSD_version >=400000) || (NSMBUS > 0) 131#include <sys/bus.h> /* used by smbus and newbus */ 132#endif 133 134#if (__FreeBSD_version < 500000) 135#include <machine/clock.h> /* for DELAY */ 136#endif 137 138#include <pci/pcivar.h> 139 140#if (__FreeBSD_version >=300000) 141#include <machine/bus_memio.h> /* for bus space */ 142#include <machine/bus.h> 143#include <sys/bus.h> 144#endif 145 146#include <machine/ioctl_meteor.h> 147#include <machine/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ 148#include <dev/bktr/bktr_reg.h> 149#include <dev/bktr/bktr_tuner.h> 150#include <dev/bktr/bktr_card.h> 151#include <dev/bktr/bktr_audio.h> 152#include <dev/bktr/bktr_os.h> 153#include <dev/bktr/bktr_core.h> 154#if defined(BKTR_FREEBSD_MODULE) 155#include <dev/bktr/bktr_mem.h> 156#endif 157 158#if defined(BKTR_USE_FREEBSD_SMBUS) 159#include <dev/bktr/bktr_i2c.h> 160#include <dev/smbus/smbconf.h> 161#include <dev/iicbus/iiconf.h> 162#include "smbus_if.h" 163#include "iicbus_if.h" 164#endif 165 166const char * 167bktr_name(bktr_ptr_t bktr) 168{ 169 return bktr->bktr_xname; 170} 171 172 173#if (__FreeBSD__ == 2) 174typedef unsigned int uintptr_t; 175#endif 176#endif /* __FreeBSD__ */ 177 178 179/****************/ 180/* *** BSDI *** */ 181/****************/ 182#ifdef __bsdi__ 183#endif /* __bsdi__ */ 184 185 186/**************************/ 187/* *** OpenBSD/NetBSD *** */ 188/**************************/ 189#if defined(__NetBSD__) || defined(__OpenBSD__) 190 191#include <sys/param.h> 192#include <sys/systm.h> 193#include <sys/kernel.h> 194#include <sys/signalvar.h> 195#include <sys/vnode.h> 196 197#ifdef __NetBSD__ 198#include <uvm/uvm_extern.h> 199#endif 200 201#ifdef __OpenBSD__ 202#include <dev/rndvar.h> 203#endif 204 205#ifdef __OpenBSD__ 206typedef unsigned long uintptr_t; 207typedef int intrmask_t; 208#else 209#include <sys/inttypes.h> /* uintptr_t */ 210#endif 211#include <dev/ic/bt8xx.h> 212#include <dev/pci/bktr/bktr_reg.h> 213#include <dev/pci/bktr/bktr_tuner.h> 214#include <dev/pci/bktr/bktr_card.h> 215#include <dev/pci/bktr/bktr_audio.h> 216#include <dev/pci/bktr/bktr_core.h> 217#include <dev/pci/bktr/bktr_os.h> 218 219static int bt848_format = -1; 220 221const char * 222bktr_name(bktr_ptr_t bktr) 223{ 224 return (bktr->bktr_dev.dv_xname); 225} 226 227#endif /* __NetBSD__ || __OpenBSD__ */ 228 229 230 231typedef u_char bool_t; 232 233#define BKTRPRI (PZERO+8)|PCATCH 234#define VBIPRI (PZERO-4)|PCATCH 235 236 237/* 238 * memory allocated for DMA programs 239 */ 240#define DMA_PROG_ALLOC (8 * PAGE_SIZE) 241 242/* When to split a dma transfer , the bt848 has timing as well as 243 dma transfer size limitations so that we have to split dma 244 transfers into two dma requests 245 */ 246#define DMA_BT848_SPLIT 319*2 247 248/* 249 * Allocate enough memory for: 250 * 768x576 RGB 16 or YUV (16 storage bits/pixel) = 884736 = 216 pages 251 * 252 * You may override this using the options "BROOKTREE_ALLOC_PAGES=value" 253 * in your kernel configuration file. 254 */ 255 256#ifndef BROOKTREE_ALLOC_PAGES 257#define BROOKTREE_ALLOC_PAGES 217*4 258#endif 259#define BROOKTREE_ALLOC (BROOKTREE_ALLOC_PAGES * PAGE_SIZE) 260 261/* Definitions for VBI capture. 262 * There are 16 VBI lines in a PAL video field (32 in a frame), 263 * and we take 2044 samples from each line (placed in a 2048 byte buffer 264 * for alignment). 265 * VBI lines are held in a circular buffer before being read by a 266 * user program from /dev/vbi. 267 */ 268 269#define MAX_VBI_LINES 16 /* Maximum for all vidoe formats */ 270#define VBI_LINE_SIZE 2048 /* Store upto 2048 bytes per line */ 271#define VBI_BUFFER_ITEMS 20 /* Number of frames we buffer */ 272#define VBI_DATA_SIZE (VBI_LINE_SIZE * MAX_VBI_LINES * 2) 273#define VBI_BUFFER_SIZE (VBI_DATA_SIZE * VBI_BUFFER_ITEMS) 274 275 276/* Defines for fields */ 277#define ODD_F 0x01 278#define EVEN_F 0x02 279 280 281/* 282 * Parameters describing size of transmitted image. 283 */ 284 285static const struct format_params format_params[] = { 286/* # define BT848_IFORM_F_AUTO (0x0) - don't matter. */ 287 { 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_AUTO, 288 12, 1600 }, 289/* # define BT848_IFORM_F_NTSCM (0x1) */ 290 { 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, 291 12, 1600 }, 292/* # define BT848_IFORM_F_NTSCJ (0x2) */ 293 { 525, 22, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, 294 12, 1600 }, 295/* # define BT848_IFORM_F_PALBDGHI (0x3) */ 296 { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT1, 297 16, 2044 }, 298/* # define BT848_IFORM_F_PALM (0x4) */ 299 { 525, 22, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, 300 12, 1600 }, 301/* # define BT848_IFORM_F_PALN (0x5) */ 302 { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT1, 303 16, 2044 }, 304/* # define BT848_IFORM_F_SECAM (0x6) */ 305 { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0xa0, BT848_IFORM_X_XT1, 306 16, 2044 }, 307/* # define BT848_IFORM_F_RSVD (0x7) - ???? */ 308 { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT0, 309 16, 2044 }, 310}; 311 312/* 313 * Table of supported Pixel Formats 314 */ 315 316static const struct meteor_pixfmt_internal { 317 struct meteor_pixfmt public; 318 u_int color_fmt; 319} pixfmt_table[] = { 320 321{ { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 0,0 }, 0x33 }, 322{ { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 1,0 }, 0x33 }, 323 324{ { 0, METEOR_PIXTYPE_RGB, 2, { 0xf800, 0x07e0, 0x001f }, 0,0 }, 0x22 }, 325{ { 0, METEOR_PIXTYPE_RGB, 2, { 0xf800, 0x07e0, 0x001f }, 1,0 }, 0x22 }, 326 327{ { 0, METEOR_PIXTYPE_RGB, 3, { 0xff0000,0x00ff00,0x0000ff }, 1,0 }, 0x11 }, 328 329{ { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 0,0 }, 0x00 }, 330{ { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 0,1 }, 0x00 }, 331{ { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 1,0 }, 0x00 }, 332{ { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x00 }, 333{ { 0, METEOR_PIXTYPE_YUV, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x88 }, 334{ { 0, METEOR_PIXTYPE_YUV_PACKED, 2, { 0xff0000,0x00ff00,0x0000ff }, 0,1 }, 0x44 }, 335{ { 0, METEOR_PIXTYPE_YUV_12, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x88 }, 336 337}; 338#define PIXFMT_TABLE_SIZE ( sizeof(pixfmt_table) / sizeof(pixfmt_table[0]) ) 339 340/* 341 * Table of Meteor-supported Pixel Formats (for SETGEO compatibility) 342 */ 343 344/* FIXME: Also add YUV_422 and YUV_PACKED as well */ 345static const struct { 346 u_long meteor_format; 347 struct meteor_pixfmt public; 348} meteor_pixfmt_table[] = { 349 { METEOR_GEO_YUV_12, 350 { 0, METEOR_PIXTYPE_YUV_12, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 } 351 }, 352 353 /* FIXME: Should byte swap flag be on for this one; negative in drvr? */ 354 { METEOR_GEO_YUV_422, 355 { 0, METEOR_PIXTYPE_YUV, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 } 356 }, 357 { METEOR_GEO_YUV_PACKED, 358 { 0, METEOR_PIXTYPE_YUV_PACKED, 2, { 0xff0000,0x00ff00,0x0000ff }, 0,1 } 359 }, 360 { METEOR_GEO_RGB16, 361 { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 0, 0 } 362 }, 363 { METEOR_GEO_RGB24, 364 { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000, 0x00ff00, 0x0000ff }, 0, 0 } 365 }, 366 367}; 368#define METEOR_PIXFMT_TABLE_SIZE ( sizeof(meteor_pixfmt_table) / \ 369 sizeof(meteor_pixfmt_table[0]) ) 370 371 372#define BSWAP (BT848_COLOR_CTL_BSWAP_ODD | BT848_COLOR_CTL_BSWAP_EVEN) 373#define WSWAP (BT848_COLOR_CTL_WSWAP_ODD | BT848_COLOR_CTL_WSWAP_EVEN) 374 375 376 377/* sync detect threshold */ 378#if 0 379#define SYNC_LEVEL (BT848_ADC_RESERVED | \ 380 BT848_ADC_CRUSH) /* threshold ~125 mV */ 381#else 382#define SYNC_LEVEL (BT848_ADC_RESERVED | \ 383 BT848_ADC_SYNC_T) /* threshold ~75 mV */ 384#endif 385 386 387 388 389/* debug utility for holding previous INT_STAT contents */ 390#define STATUS_SUM 391static u_long status_sum = 0; 392 393/* 394 * defines to make certain bit-fiddles understandable 395 */ 396#define FIFO_ENABLED BT848_DMA_CTL_FIFO_EN 397#define RISC_ENABLED BT848_DMA_CTL_RISC_EN 398#define FIFO_RISC_ENABLED (BT848_DMA_CTL_FIFO_EN | BT848_DMA_CTL_RISC_EN) 399#define FIFO_RISC_DISABLED 0 400 401#define ALL_INTS_DISABLED 0 402#define ALL_INTS_CLEARED 0xffffffff 403#define CAPTURE_OFF 0 404 405#define BIT_SEVEN_HIGH (1<<7) 406#define BIT_EIGHT_HIGH (1<<8) 407 408#define I2C_BITS (BT848_INT_RACK | BT848_INT_I2CDONE) 409#define TDEC_BITS (BT848_INT_FDSR | BT848_INT_FBUS) 410 411 412 413static int oformat_meteor_to_bt( u_long format ); 414 415static u_int pixfmt_swap_flags( int pixfmt ); 416 417/* 418 * bt848 RISC programming routines. 419 */ 420#ifdef BT848_DUMP 421static int dump_bt848( bktr_ptr_t bktr ); 422#endif 423 424static void yuvpack_prog( bktr_ptr_t bktr, char i_flag, int cols, 425 int rows, int interlace ); 426static void yuv422_prog( bktr_ptr_t bktr, char i_flag, int cols, 427 int rows, int interlace ); 428static void yuv12_prog( bktr_ptr_t bktr, char i_flag, int cols, 429 int rows, int interlace ); 430static void rgb_prog( bktr_ptr_t bktr, char i_flag, int cols, 431 int rows, int interlace ); 432static void rgb_vbi_prog( bktr_ptr_t bktr, char i_flag, int cols, 433 int rows, int interlace ); 434static void build_dma_prog( bktr_ptr_t bktr, char i_flag ); 435 436static bool_t getline(bktr_reg_t *, int); 437static bool_t notclipped(bktr_reg_t * , int , int); 438static bool_t split(bktr_reg_t *, u_int **, int, u_int, int, u_int * , int); 439 440static void start_capture( bktr_ptr_t bktr, unsigned type ); 441static void set_fps( bktr_ptr_t bktr, u_short fps ); 442 443 444 445/* 446 * Remote Control Functions 447 */ 448static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote); 449 450 451/* 452 * ioctls common to both video & tuner. 453 */ 454static int common_ioctl( bktr_ptr_t bktr, ioctl_cmd_t cmd, caddr_t 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 */ 461static void i2c_start( bktr_ptr_t bktr); 462static void i2c_stop( bktr_ptr_t bktr); 463static int i2c_write_byte( bktr_ptr_t bktr, unsigned char data); 464static int i2c_read_byte( bktr_ptr_t bktr, unsigned char *data, int last ); 465#endif 466 467 468 469/* 470 * the common attach code, used by all OS versions. 471 */ 472void 473common_bktr_attach( bktr_ptr_t bktr, int unit, u_long pci_id, u_int rev ) 474{ 475 vaddr_t buf = 0; 476 477/***************************************/ 478/* *** OS Specific memory routines *** */ 479/***************************************/ 480#if defined(__NetBSD__) || defined(__OpenBSD__) 481 /* allocate space for dma program */ 482 bktr->dma_prog = get_bktr_mem(bktr, &bktr->dm_prog, DMA_PROG_ALLOC); 483 bktr->odd_dma_prog = get_bktr_mem(bktr, &bktr->dm_oprog, 484 DMA_PROG_ALLOC); 485 486 /* allocate space for the VBI buffer */ 487 bktr->vbidata = get_bktr_mem(bktr, &bktr->dm_vbidata, VBI_DATA_SIZE); 488 bktr->vbibuffer = get_bktr_mem(bktr, &bktr->dm_vbibuffer, 489 VBI_BUFFER_SIZE); 490 491 /* allocate space for pixel buffer */ 492 if (BROOKTREE_ALLOC) 493 buf = get_bktr_mem(bktr, &bktr->dm_mem, BROOKTREE_ALLOC); 494 else 495 buf = 0; 496#endif 497 498#if defined(__FreeBSD__) || defined(__bsdi__) 499 int need_to_allocate_memory = 1; 500 501/* If this is a module, check if there is any currently saved contiguous memory */ 502#if defined(BKTR_FREEBSD_MODULE) 503 if (bktr_has_stored_addresses(unit) == 1) { 504 /* recover the addresses */ 505 bktr->dma_prog = bktr_retrieve_address(unit, BKTR_MEM_DMA_PROG); 506 bktr->odd_dma_prog = bktr_retrieve_address(unit, BKTR_MEM_ODD_DMA_PROG); 507 bktr->vbidata = bktr_retrieve_address(unit, BKTR_MEM_VBIDATA); 508 bktr->vbibuffer = bktr_retrieve_address(unit, BKTR_MEM_VBIBUFFER); 509 buf = bktr_retrieve_address(unit, BKTR_MEM_BUF); 510 need_to_allocate_memory = 0; 511 } 512#endif 513 514 if (need_to_allocate_memory == 1) { 515 /* allocate space for dma program */ 516 bktr->dma_prog = get_bktr_mem(unit, DMA_PROG_ALLOC); 517 bktr->odd_dma_prog = get_bktr_mem(unit, DMA_PROG_ALLOC); 518 519 /* allocte space for the VBI buffer */ 520 bktr->vbidata = get_bktr_mem(unit, VBI_DATA_SIZE); 521 bktr->vbibuffer = get_bktr_mem(unit, VBI_BUFFER_SIZE); 522 523 /* allocate space for pixel buffer */ 524 if ( BROOKTREE_ALLOC ) 525 buf = get_bktr_mem(unit, BROOKTREE_ALLOC); 526 else 527 buf = 0; 528 } 529#endif /* FreeBSD or BSDi */ 530 531 532/* If this is a module, save the current contiguous memory */ 533#if defined(BKTR_FREEBSD_MODULE) 534bktr_store_address(unit, BKTR_MEM_DMA_PROG, bktr->dma_prog); 535bktr_store_address(unit, BKTR_MEM_ODD_DMA_PROG, bktr->odd_dma_prog); 536bktr_store_address(unit, BKTR_MEM_VBIDATA, bktr->vbidata); 537bktr_store_address(unit, BKTR_MEM_VBIBUFFER, bktr->vbibuffer); 538bktr_store_address(unit, BKTR_MEM_BUF, buf); 539#endif 540 541 542 if ( bootverbose ) { 543 printf("%s: buffer size %d, addr 0x%x\n", 544 bktr_name(bktr), BROOKTREE_ALLOC, 545#ifdef __FreeBSD__ 546 vtophys(buf)); 547#else 548 bktr->dm_prog->dm_segs->ds_addr); 549#endif 550 } 551 552 if (buf != 0) { 553 bktr->bigbuf = buf; 554 bktr->alloc_pages = BROOKTREE_ALLOC_PAGES; 555 bzero((void *)bktr->bigbuf, BROOKTREE_ALLOC); 556 } else { 557 bktr->alloc_pages = 0; 558 } 559 560 bktr->flags = METEOR_INITALIZED | METEOR_AUTOMODE | 561 METEOR_DEV0 | METEOR_RGB16; 562 bktr->dma_prog_loaded = FALSE; 563 bktr->cols = 640; 564 bktr->rows = 480; 565 bktr->frames = 1; /* one frame */ 566 bktr->format = METEOR_GEO_RGB16; 567 bktr->pixfmt = oformat_meteor_to_bt( bktr->format ); 568 bktr->pixfmt_compat = TRUE; 569 570 bktr->vbiinsert = 0; 571 bktr->vbistart = 0; 572 bktr->vbisize = 0; 573 bktr->vbiflags = 0; 574 575 /* using the pci device id and revision id */ 576 /* and determine the card type */ 577 if (PCI_VENDOR(pci_id) == PCI_VENDOR_BROOKTREE) { 578 switch (PCI_PRODUCT(pci_id)) { 579 case PCI_PRODUCT_BROOKTREE_BT848: 580 if (rev == 0x12) 581 bktr->id = BROOKTREE_848A; 582 else 583 bktr->id = BROOKTREE_848; 584 break; 585 case PCI_PRODUCT_BROOKTREE_BT849: 586 bktr->id = BROOKTREE_849A; 587 break; 588 case PCI_PRODUCT_BROOKTREE_BT878: 589 bktr->id = BROOKTREE_878; 590 break; 591 case PCI_PRODUCT_BROOKTREE_BT879: 592 bktr->id = BROOKTREE_879; 593 break; 594 } 595 } 596 597 bktr->clr_on_start = FALSE; 598 599 /* defaults for the tuner section of the card */ 600 bktr->tflags = TUNER_INITALIZED; 601 bktr->tuner.frequency = 0; 602 bktr->tuner.channel = 0; 603 bktr->tuner.chnlset = DEFAULT_CHNLSET; 604 bktr->tuner.afc = 0; 605 bktr->tuner.radio_mode = 0; 606 bktr->audio_mux_select = 0; 607 bktr->audio_mute_state = FALSE; 608 bktr->bt848_card = -1; 609 bktr->bt848_tuner = -1; 610 bktr->reverse_mute = -1; 611 bktr->slow_msp_audio = 0; 612 bktr->msp_use_mono_source = 0; 613 bktr->msp_source_selected = -1; 614 bktr->audio_mux_present = 1; 615 616 probeCard(bktr, TRUE, unit); 617 618 /* Initialise any MSP34xx or TDA98xx audio chips */ 619 init_audio_devices(bktr); 620} 621 622 623/* Copy the vbi lines from 'vbidata' into the circular buffer, 'vbibuffer'. 624 * The circular buffer holds 'n' fixed size data blocks. 625 * vbisize is the number of bytes in the circular buffer 626 * vbiread is the point we reading data out of the circular buffer 627 * vbiinsert is the point we insert data into the circular buffer 628 */ 629static void 630vbidecode(bktr_ptr_t bktr) 631{ 632 unsigned char *dest; 633 unsigned int *seq_dest; 634 635 /* Check if there is room in the buffer to insert the data. */ 636 if (bktr->vbisize + VBI_DATA_SIZE > VBI_BUFFER_SIZE) return; 637 638 /* Copy the VBI data into the next free slot in the buffer. */ 639 /* 'dest' is the point in vbibuffer where we want to insert new data */ 640 dest = (unsigned char *)bktr->vbibuffer + bktr->vbiinsert; 641 memcpy(dest, (unsigned char *)bktr->vbidata, VBI_DATA_SIZE); 642 643 /* Write the VBI sequence number to the end of the vbi data */ 644 /* This is used by the AleVT teletext program */ 645 seq_dest = (unsigned int *)((unsigned char *)bktr->vbibuffer 646 + bktr->vbiinsert 647 + (VBI_DATA_SIZE - sizeof(bktr->vbi_sequence_number))); 648 *seq_dest = bktr->vbi_sequence_number; 649 650 /* And increase the VBI sequence number */ 651 /* This can wrap around */ 652 bktr->vbi_sequence_number++; 653 654 /* Increment the vbiinsert pointer */ 655 /* This can wrap around */ 656 bktr->vbiinsert += VBI_DATA_SIZE; 657 bktr->vbiinsert = (bktr->vbiinsert % VBI_BUFFER_SIZE); 658 659 /* And increase the amount of vbi data in the buffer */ 660 bktr->vbisize = bktr->vbisize + VBI_DATA_SIZE; 661} 662 663 664/* 665 * the common interrupt handler. 666 * Returns a 0 or 1 depending on whether the interrupt has handled. 667 * In the OS specific section, bktr_intr() is defined which calls this 668 * common interrupt handler. 669 */ 670int 671common_bktr_intr( void *arg ) 672{ 673 bktr_ptr_t bktr = (bktr_ptr_t) arg; 674 u_int bktr_status; 675 u_char dstatus; 676 u_int field; 677 u_int w_field; 678 u_int req_field; 679 680 /* 681 * check to see if any interrupts are unmasked on this device. If 682 * none are, then we likely got here by way of being on a PCI shared 683 * interrupt dispatch list. 684 */ 685 if (INL(bktr, BKTR_INT_MASK) == ALL_INTS_DISABLED) 686 return 0; /* bail out now, before we do something we 687 shouldn't */ 688 689 if (!(bktr->flags & METEOR_OPEN)) { 690 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); 691 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 692 /* return; ?? */ 693 } 694 695 /* record and clear the INTerrupt status bits */ 696 bktr_status = INL(bktr, BKTR_INT_STAT); 697 OUTL(bktr, BKTR_INT_STAT, bktr_status & ~I2C_BITS); /* don't touch i2c */ 698 699 /* record and clear the device status register */ 700 dstatus = INB(bktr, BKTR_DSTATUS); 701 OUTB(bktr, BKTR_DSTATUS, 0x00); 702 703#if defined( STATUS_SUM ) 704 /* add any new device status or INTerrupt status bits */ 705 status_sum |= (bktr_status & ~(BT848_INT_RSV0|BT848_INT_RSV1)); 706 status_sum |= ((dstatus & (BT848_DSTATUS_COF|BT848_DSTATUS_LOF)) << 6); 707#endif /* STATUS_SUM */ 708 /* printf( "%s: STATUS %x %x %x \n", bktr_name(bktr), 709 dstatus, bktr_status, INL(bktr, BKTR_RISC_COUNT) ); 710 */ 711 712 713 /* if risc was disabled re-start process again */ 714 /* if there was one of the following errors re-start again */ 715 if ( !(bktr_status & BT848_INT_RISC_EN) || 716 ((bktr_status &(/* BT848_INT_FBUS | */ 717 /* BT848_INT_FTRGT | */ 718 /* BT848_INT_FDSR | */ 719 BT848_INT_PPERR | 720 BT848_INT_RIPERR | BT848_INT_PABORT | 721 BT848_INT_OCERR | BT848_INT_SCERR) ) != 0) 722 || ((INB(bktr, BKTR_TDEC) == 0) && (bktr_status & TDEC_BITS)) ) { 723 724 u_short tdec_save = INB(bktr, BKTR_TDEC); 725 726 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); 727 OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); 728 729 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 730 731 /* Reset temporal decimation counter */ 732 OUTB(bktr, BKTR_TDEC, 0); 733 OUTB(bktr, BKTR_TDEC, tdec_save); 734 735 /* Reset to no-fields captured state */ 736 if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { 737 switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { 738 case METEOR_ONLY_ODD_FIELDS: 739 bktr->flags |= METEOR_WANT_ODD; 740 break; 741 case METEOR_ONLY_EVEN_FIELDS: 742 bktr->flags |= METEOR_WANT_EVEN; 743 break; 744 default: 745 bktr->flags |= METEOR_WANT_MASK; 746 break; 747 } 748 } 749 750#ifdef __FreeBSD__ 751 OUTL(bktr, BKTR_RISC_STRT_ADD, vtophys(bktr->dma_prog)); 752#else 753 OUTL(bktr, BKTR_RISC_STRT_ADD, bktr->dm_prog->dm_segs->ds_addr); 754#endif 755 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 756 OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); 757 758 OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | 759 BT848_INT_RISCI | 760 BT848_INT_VSYNC | 761 BT848_INT_FMTCHG); 762 763 OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); 764 765#ifdef __OpenBSD__ 766 add_video_randomness(tdec_save); 767#endif 768 return 1; 769 } 770 771 /* If this is not a RISC program interrupt, return */ 772 if (!(bktr_status & BT848_INT_RISCI)) 773 return 0; 774 775/** 776 printf( "%s: intr status %x %x %x\n", bktr_name(bktr), 777 bktr_status, dstatus, INL(bktr, BKTR_RISC_COUNT) ); 778 */ 779 780#ifdef __OpenBSD__ 781 add_video_randomness(INL(bktr, BKTR_RISC_COUNT)); 782#endif 783 784 /* 785 * Disable future interrupts if a capture mode is not selected. 786 * This can happen when we are in the process of closing or 787 * changing capture modes, otherwise it shouldn't happen. 788 */ 789 if (!(bktr->flags & METEOR_CAP_MASK)) 790 OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); 791 792 /* Determine which field generated this interrupt */ 793 field = ( bktr_status & BT848_INT_FIELD ) ? EVEN_F : ODD_F; 794 795 /* 796 * Process the VBI data if it is being captured. We do this once 797 * both Odd and Even VBI data is captured. Therefore we do this 798 * in the Even field interrupt handler. 799 */ 800 if ((bktr->vbiflags & (VBI_CAPTURE|VBI_OPEN)) == 801 (VBI_CAPTURE|VBI_OPEN) && (field == EVEN_F)) { 802 /* Put VBI data into circular buffer */ 803 vbidecode(bktr); 804 805 /* If someone is blocked on reading from /dev/vbi, wake them */ 806 if (bktr->vbi_read_blocked) { 807 bktr->vbi_read_blocked = FALSE; 808 wakeup(VBI_SLEEP); 809 } 810 811 /* If someone has a select() on /dev/vbi, inform them */ 812#ifndef __OpenBSD__ 813 if (bktr->vbi_select.si_pid) { 814#else 815 if (bktr->vbi_select.si_selpid) { 816#endif 817 selwakeup(&bktr->vbi_select); 818 } 819 } 820 821 822 /* 823 * Register the completed field 824 * (For dual-field mode, require fields from the same frame) 825 */ 826 switch ( bktr->flags & METEOR_WANT_MASK ) { 827 case METEOR_WANT_ODD : w_field = ODD_F ; break; 828 case METEOR_WANT_EVEN : w_field = EVEN_F ; break; 829 default : w_field = (ODD_F|EVEN_F); break; 830 } 831 switch ( bktr->flags & METEOR_ONLY_FIELDS_MASK ) { 832 case METEOR_ONLY_ODD_FIELDS : req_field = ODD_F ; break; 833 case METEOR_ONLY_EVEN_FIELDS : req_field = EVEN_F ; break; 834 default : req_field = (ODD_F|EVEN_F); 835 break; 836 } 837 838 if (( field == EVEN_F ) && ( w_field == EVEN_F )) 839 bktr->flags &= ~METEOR_WANT_EVEN; 840 else if (( field == ODD_F ) && ( req_field == ODD_F ) && 841 ( w_field == ODD_F )) 842 bktr->flags &= ~METEOR_WANT_ODD; 843 else if (( field == ODD_F ) && ( req_field == (ODD_F|EVEN_F) ) && 844 ( w_field == (ODD_F|EVEN_F) )) 845 bktr->flags &= ~METEOR_WANT_ODD; 846 else if (( field == ODD_F ) && ( req_field == (ODD_F|EVEN_F) ) && 847 ( w_field == ODD_F )) { 848 bktr->flags &= ~METEOR_WANT_ODD; 849 bktr->flags |= METEOR_WANT_EVEN; 850 } 851 else { 852 /* We're out of sync. Start over. */ 853 if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { 854 switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { 855 case METEOR_ONLY_ODD_FIELDS: 856 bktr->flags |= METEOR_WANT_ODD; 857 break; 858 case METEOR_ONLY_EVEN_FIELDS: 859 bktr->flags |= METEOR_WANT_EVEN; 860 break; 861 default: 862 bktr->flags |= METEOR_WANT_MASK; 863 break; 864 } 865 } 866 return 1; 867 } 868 869 /* 870 * If we have a complete frame. 871 */ 872 if (!(bktr->flags & METEOR_WANT_MASK)) { 873 bktr->frames_captured++; 874 /* 875 * post the completion time. 876 */ 877 if (bktr->flags & METEOR_WANT_TS) { 878 struct timeval *ts; 879 880 if ((u_int) bktr->alloc_pages * PAGE_SIZE 881 <= (bktr->frame_size + sizeof(struct timeval))) { 882 ts =(struct timeval *)bktr->bigbuf + 883 bktr->frame_size; 884 /* doesn't work in synch mode except 885 * for first frame */ 886 /* XXX */ 887 microtime(ts); 888 } 889 } 890 891 892 /* 893 * Wake up the user in single capture mode. 894 */ 895 if (bktr->flags & METEOR_SINGLE) { 896 897 /* stop dma */ 898 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 899 900 /* disable risc, leave fifo running */ 901 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 902 wakeup(BKTR_SLEEP); 903 } 904 905 /* 906 * If the user requested to be notified via signal, 907 * let them know the frame is complete. 908 */ 909 910 if (bktr->proc && !(bktr->signal & METEOR_SIG_MODE_MASK)) 911 psignal( bktr->proc, 912 bktr->signal&(~METEOR_SIG_MODE_MASK) ); 913 914 /* 915 * Reset the want flags if in continuous or 916 * synchronous capture mode. 917 */ 918/* 919* XXX NOTE (Luigi): 920* currently we only support 3 capture modes: odd only, even only, 921* odd+even interlaced (odd field first). A fourth mode (non interlaced, 922* either even OR odd) could provide 60 (50 for PAL) pictures per 923* second, but it would require this routine to toggle the desired frame 924* each time, and one more different DMA program for the Bt848. 925* As a consequence, this fourth mode is currently unsupported. 926*/ 927 928 if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { 929 switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { 930 case METEOR_ONLY_ODD_FIELDS: 931 bktr->flags |= METEOR_WANT_ODD; 932 break; 933 case METEOR_ONLY_EVEN_FIELDS: 934 bktr->flags |= METEOR_WANT_EVEN; 935 break; 936 default: 937 bktr->flags |= METEOR_WANT_MASK; 938 break; 939 } 940 } 941 } 942 943 return 1; 944} 945 946 947 948 949/* 950 * 951 */ 952extern int bt848_format; /* used to set the default format, PAL or NTSC */ 953int 954video_open( bktr_ptr_t bktr ) 955{ 956 int frame_rate, video_format=0; 957 958 if (bktr->flags & METEOR_OPEN) /* device is busy */ 959 return( EBUSY ); 960 961 bktr->flags |= METEOR_OPEN; 962 963#ifdef BT848_DUMP 964 dump_bt848( bt848 ); 965#endif 966 967 bktr->clr_on_start = FALSE; 968 969 OUTB(bktr, BKTR_DSTATUS, 0x00); /* clear device status reg. */ 970 971 OUTB(bktr, BKTR_ADC, SYNC_LEVEL); 972 973#if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL 974 video_format = 0; 975#else 976 video_format = 1; 977#endif 978 979 if (bt848_format == 0 ) 980 video_format = 0; 981 982 if (bt848_format == 1 ) 983 video_format = 1; 984 985 if (video_format == 1 ) { 986 OUTB(bktr, BKTR_IFORM, BT848_IFORM_F_NTSCM); 987 bktr->format_params = BT848_IFORM_F_NTSCM; 988 989 } else { 990 OUTB(bktr, BKTR_IFORM, BT848_IFORM_F_PALBDGHI); 991 bktr->format_params = BT848_IFORM_F_PALBDGHI; 992 993 } 994 995 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | format_params[bktr->format_params].iform_xtsel); 996 997 /* work around for new Hauppauge 878 cards */ 998 if ((bktr->card.card_id == CARD_HAUPPAUGE) && 999 (bktr->id==BROOKTREE_878 || bktr->id==BROOKTREE_879) ) 1000 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); 1001 else 1002 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); 1003 1004 OUTB(bktr, BKTR_ADELAY, format_params[bktr->format_params].adelay); 1005 OUTB(bktr, BKTR_BDELAY, format_params[bktr->format_params].bdelay); 1006 frame_rate = format_params[bktr->format_params].frame_rate; 1007 1008 /* enable PLL mode using 28Mhz crystal for PAL/SECAM users */ 1009 if (bktr->xtal_pll_mode == BT848_USE_PLL) { 1010 OUTB(bktr, BKTR_TGCTRL, 0); 1011 OUTB(bktr, BKTR_PLL_F_LO, 0xf9); 1012 OUTB(bktr, BKTR_PLL_F_HI, 0xdc); 1013 OUTB(bktr, BKTR_PLL_F_XCI, 0x8e); 1014 } 1015 1016 bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) | METEOR_DEV0; 1017 1018 bktr->max_clip_node = 0; 1019 1020 OUTB(bktr, BKTR_COLOR_CTL, BT848_COLOR_CTL_GAMMA | BT848_COLOR_CTL_RGB_DED); 1021 1022 OUTB(bktr, BKTR_E_HSCALE_LO, 170); 1023 OUTB(bktr, BKTR_O_HSCALE_LO, 170); 1024 1025 OUTB(bktr, BKTR_E_DELAY_LO, 0x72); 1026 OUTB(bktr, BKTR_O_DELAY_LO, 0x72); 1027 OUTB(bktr, BKTR_E_SCLOOP, 0); 1028 OUTB(bktr, BKTR_O_SCLOOP, 0); 1029 1030 OUTB(bktr, BKTR_VBI_PACK_SIZE, 0); 1031 OUTB(bktr, BKTR_VBI_PACK_DEL, 0); 1032 1033 bktr->fifo_errors = 0; 1034 bktr->dma_errors = 0; 1035 bktr->frames_captured = 0; 1036 bktr->even_fields_captured = 0; 1037 bktr->odd_fields_captured = 0; 1038 bktr->proc = (struct proc *)0; 1039 set_fps(bktr, frame_rate); 1040 bktr->video.addr = 0; 1041 bktr->video.width = 0; 1042 bktr->video.banksize = 0; 1043 bktr->video.ramsize = 0; 1044 bktr->pixfmt_compat = TRUE; 1045 bktr->format = METEOR_GEO_RGB16; 1046 bktr->pixfmt = oformat_meteor_to_bt( bktr->format ); 1047 1048 bktr->capture_area_enabled = FALSE; 1049 1050 OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT); /* if you take this out triton 1051 based motherboards will 1052 operate unreliably */ 1053 return( 0 ); 1054} 1055 1056int 1057vbi_open( bktr_ptr_t bktr ) 1058{ 1059 if (bktr->vbiflags & VBI_OPEN) /* device is busy */ 1060 return( EBUSY ); 1061 1062 bktr->vbiflags |= VBI_OPEN; 1063 1064 /* reset the VBI circular buffer pointers and clear the buffers */ 1065 bktr->vbiinsert = 0; 1066 bktr->vbistart = 0; 1067 bktr->vbisize = 0; 1068 bktr->vbi_sequence_number = 0; 1069 bktr->vbi_read_blocked = FALSE; 1070 1071 bzero((caddr_t) bktr->vbibuffer, VBI_BUFFER_SIZE); 1072 bzero((caddr_t) bktr->vbidata, VBI_DATA_SIZE); 1073 1074 return( 0 ); 1075} 1076 1077/* 1078 * 1079 */ 1080int 1081tuner_open( bktr_ptr_t bktr ) 1082{ 1083 if ( !(bktr->tflags & TUNER_INITALIZED) ) /* device not found */ 1084 return( ENXIO ); 1085 1086 if ( bktr->tflags & TUNER_OPEN ) /* already open */ 1087 return( 0 ); 1088 1089 bktr->tflags |= TUNER_OPEN; 1090 bktr->tuner.frequency = 0; 1091 bktr->tuner.channel = 0; 1092 bktr->tuner.chnlset = DEFAULT_CHNLSET; 1093 bktr->tuner.afc = 0; 1094 bktr->tuner.radio_mode = 0; 1095 1096 /* enable drivers on the GPIO port that control the MUXes */ 1097 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | bktr->card.gpio_mux_bits); 1098 1099 /* unmute the audio stream */ 1100 set_audio( bktr, AUDIO_UNMUTE ); 1101 1102 /* Initialise any audio chips, eg MSP34xx or TDA98xx */ 1103 init_audio_devices( bktr ); 1104 1105 return( 0 ); 1106} 1107 1108 1109 1110 1111/* 1112 * 1113 */ 1114int 1115video_close( bktr_ptr_t bktr ) 1116{ 1117 bktr->flags &= ~(METEOR_OPEN | 1118 METEOR_SINGLE | 1119 METEOR_CAP_MASK | 1120 METEOR_WANT_MASK); 1121 1122 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); 1123 OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); 1124 1125 bktr->dma_prog_loaded = FALSE; 1126 OUTB(bktr, BKTR_TDEC, 0); 1127 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 1128 1129/** FIXME: is 0xf magic, wouldn't 0x00 work ??? */ 1130 OUTL(bktr, BKTR_SRESET, 0xf); 1131 OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); 1132 1133 return( 0 ); 1134} 1135 1136 1137/* 1138 * tuner close handle, 1139 * place holder for tuner specific operations on a close. 1140 */ 1141int 1142tuner_close( bktr_ptr_t bktr ) 1143{ 1144 bktr->tflags &= ~TUNER_OPEN; 1145 1146 /* mute the audio by switching the mux */ 1147 set_audio( bktr, AUDIO_MUTE ); 1148 1149 /* disable drivers on the GPIO port that control the MUXes */ 1150 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) & ~bktr->card.gpio_mux_bits); 1151 1152 return( 0 ); 1153} 1154 1155int 1156vbi_close( bktr_ptr_t bktr ) 1157{ 1158 1159 bktr->vbiflags &= ~VBI_OPEN; 1160 1161 return( 0 ); 1162} 1163 1164/* 1165 * 1166 */ 1167int 1168video_read(bktr_ptr_t bktr, int unit, dev_t dev, struct uio *uio) 1169{ 1170 int status; 1171 int count; 1172 1173 1174 if (bktr->bigbuf == 0) /* no frame buffer allocated (ioctl failed) */ 1175 return( ENOMEM ); 1176 1177 if (bktr->flags & METEOR_CAP_MASK) 1178 return( EIO ); /* already capturing */ 1179 1180 OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); 1181 1182 1183 count = bktr->rows * bktr->cols * 1184 pixfmt_table[ bktr->pixfmt ].public.Bpp; 1185 1186 if ((int) uio->uio_iov->iov_len < count) 1187 return( EINVAL ); 1188 1189 bktr->flags &= ~(METEOR_CAP_MASK | METEOR_WANT_MASK); 1190 1191 /* capture one frame */ 1192 start_capture(bktr, METEOR_SINGLE); 1193 /* wait for capture to complete */ 1194 OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); 1195 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 1196 OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); 1197 OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | 1198 BT848_INT_RISCI | 1199 BT848_INT_VSYNC | 1200 BT848_INT_FMTCHG); 1201 1202 1203 status = tsleep(BKTR_SLEEP, BKTRPRI, "captur", 0); 1204 if (!status) /* successful capture */ 1205 status = uiomove((caddr_t)bktr->bigbuf, count, uio); 1206 else 1207 printf ("%s: read: tsleep error %d\n", 1208 bktr_name(bktr), status); 1209 1210 bktr->flags &= ~(METEOR_SINGLE | METEOR_WANT_MASK); 1211 1212 return( status ); 1213} 1214 1215/* 1216 * Read VBI data from the vbi circular buffer 1217 * The buffer holds vbi data blocks which are the same size 1218 * vbiinsert is the position we will insert the next item into the buffer 1219 * vbistart is the actual position in the buffer we want to read from 1220 * vbisize is the exact number of bytes in the buffer left to read 1221 */ 1222int 1223vbi_read(bktr_ptr_t bktr, struct uio *uio, int ioflag) 1224{ 1225 int readsize, readsize2; 1226 int status; 1227 1228 1229 while(bktr->vbisize == 0) { 1230 if (ioflag & IO_NDELAY) { 1231 return EWOULDBLOCK; 1232 } 1233 1234 bktr->vbi_read_blocked = TRUE; 1235 if ((status = tsleep(VBI_SLEEP, VBIPRI, "vbi", 0))) { 1236 return status; 1237 } 1238 } 1239 1240 /* Now we have some data to give to the user */ 1241 1242 /* We cannot read more bytes than there are in 1243 * the circular buffer 1244 */ 1245 readsize = (int)uio->uio_iov->iov_len; 1246 1247 if (readsize > bktr->vbisize) readsize = bktr->vbisize; 1248 1249 /* Check if we can read this number of bytes without having 1250 * to wrap around the circular buffer */ 1251 if((bktr->vbistart + readsize) >= VBI_BUFFER_SIZE) { 1252 /* We need to wrap around */ 1253 1254 readsize2 = VBI_BUFFER_SIZE - bktr->vbistart; 1255 status = uiomove((caddr_t)bktr->vbibuffer + bktr->vbistart, readsize2, uio); 1256 status += uiomove((caddr_t)bktr->vbibuffer, (readsize - readsize2), uio); 1257 } else { 1258 /* We do not need to wrap around */ 1259 status = uiomove((caddr_t)bktr->vbibuffer + bktr->vbistart, readsize, uio); 1260 } 1261 1262 /* Update the number of bytes left to read */ 1263 bktr->vbisize -= readsize; 1264 1265 /* Update vbistart */ 1266 bktr->vbistart += readsize; 1267 bktr->vbistart = bktr->vbistart % VBI_BUFFER_SIZE; /* wrap around if needed */ 1268 1269 return( status ); 1270 1271} 1272 1273 1274 1275/* 1276 * video ioctls 1277 */ 1278int 1279video_ioctl( bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, caddr_t arg, struct proc* pr ) 1280{ 1281 volatile u_char c_temp; 1282 unsigned int temp; 1283 unsigned int temp_iform; 1284 unsigned int error; 1285 struct meteor_geomet *geo; 1286 struct meteor_counts *counts; 1287 struct meteor_video *video; 1288 struct bktr_capture_area *cap_area; 1289 vaddr_t buf; 1290 int i; 1291 char char_temp; 1292 1293 switch ( cmd ) { 1294 1295 case BT848SCLIP: /* set clip region */ 1296 bktr->max_clip_node = 0; 1297 memcpy(&bktr->clip_list, arg, sizeof(bktr->clip_list)); 1298 1299 for (i = 0; i < BT848_MAX_CLIP_NODE; i++) { 1300 if (bktr->clip_list[i].y_min == 0 && 1301 bktr->clip_list[i].y_max == 0) 1302 break; 1303 } 1304 bktr->max_clip_node = i; 1305 1306 /* make sure that the list contains a valid clip secquence */ 1307 /* the clip rectangles should be sorted by x then by y as the 1308 second order sort key */ 1309 1310 /* clip rectangle list is terminated by y_min and y_max set to 0 */ 1311 1312 /* to disable clipping set y_min and y_max to 0 in the first 1313 clip rectangle . The first clip rectangle is clip_list[0]. 1314 */ 1315 1316 if (bktr->max_clip_node == 0 && 1317 (bktr->clip_list[0].y_min != 0 && 1318 bktr->clip_list[0].y_max != 0)) { 1319 return EINVAL; 1320 } 1321 1322 for (i = 0; i < BT848_MAX_CLIP_NODE - 1 ; i++) { 1323 if (bktr->clip_list[i].y_min == 0 && 1324 bktr->clip_list[i].y_max == 0) { 1325 break; 1326 } 1327 if ( bktr->clip_list[i+1].y_min != 0 && 1328 bktr->clip_list[i+1].y_max != 0 && 1329 bktr->clip_list[i].x_min > bktr->clip_list[i+1].x_min ) { 1330 1331 bktr->max_clip_node = 0; 1332 return (EINVAL); 1333 1334 } 1335 1336 if (bktr->clip_list[i].x_min >= bktr->clip_list[i].x_max || 1337 bktr->clip_list[i].y_min >= bktr->clip_list[i].y_max || 1338 bktr->clip_list[i].x_min < 0 || 1339 bktr->clip_list[i].x_max < 0 || 1340 bktr->clip_list[i].y_min < 0 || 1341 bktr->clip_list[i].y_max < 0 ) { 1342 bktr->max_clip_node = 0; 1343 return (EINVAL); 1344 } 1345 } 1346 1347 bktr->dma_prog_loaded = FALSE; 1348 1349 break; 1350 1351 case METEORSTATUS: /* get Bt848 status */ 1352 c_temp = INB(bktr, BKTR_DSTATUS); 1353 temp = 0; 1354 if (!(c_temp & 0x40)) temp |= METEOR_STATUS_HCLK; 1355 if (!(c_temp & 0x10)) temp |= METEOR_STATUS_FIDT; 1356 *(u_short *)arg = temp; 1357 break; 1358 1359 case BT848SFMT: /* set input format */ 1360 temp = *(unsigned long *)arg & BT848_IFORM_FORMAT; 1361 temp_iform = INB(bktr, BKTR_IFORM); 1362 temp_iform &= ~BT848_IFORM_FORMAT; 1363 temp_iform &= ~BT848_IFORM_XTSEL; 1364 OUTB(bktr, BKTR_IFORM, (temp_iform | temp | format_params[temp].iform_xtsel)); 1365 switch( temp ) { 1366 case BT848_IFORM_F_AUTO: 1367 bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | 1368 METEOR_AUTOMODE; 1369 break; 1370 1371 case BT848_IFORM_F_NTSCM: 1372 case BT848_IFORM_F_NTSCJ: 1373 bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | 1374 METEOR_NTSC; 1375 OUTB(bktr, BKTR_ADELAY, format_params[temp].adelay); 1376 OUTB(bktr, BKTR_BDELAY, format_params[temp].bdelay); 1377 bktr->format_params = temp; 1378 break; 1379 1380 case BT848_IFORM_F_PALBDGHI: 1381 case BT848_IFORM_F_PALN: 1382 case BT848_IFORM_F_SECAM: 1383 case BT848_IFORM_F_RSVD: 1384 case BT848_IFORM_F_PALM: 1385 bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | 1386 METEOR_PAL; 1387 OUTB(bktr, BKTR_ADELAY, format_params[temp].adelay); 1388 OUTB(bktr, BKTR_BDELAY, format_params[temp].bdelay); 1389 bktr->format_params = temp; 1390 break; 1391 1392 } 1393 bktr->dma_prog_loaded = FALSE; 1394 break; 1395 1396 case METEORSFMT: /* set input format */ 1397 temp_iform = INB(bktr, BKTR_IFORM); 1398 temp_iform &= ~BT848_IFORM_FORMAT; 1399 temp_iform &= ~BT848_IFORM_XTSEL; 1400 switch(*(unsigned long *)arg & METEOR_FORM_MASK ) { 1401 case 0: /* default */ 1402 case METEOR_FMT_NTSC: 1403 bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | 1404 METEOR_NTSC; 1405 OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_NTSCM | 1406 format_params[BT848_IFORM_F_NTSCM].iform_xtsel); 1407 OUTB(bktr, BKTR_ADELAY, format_params[BT848_IFORM_F_NTSCM].adelay); 1408 OUTB(bktr, BKTR_BDELAY, format_params[BT848_IFORM_F_NTSCM].bdelay); 1409 bktr->format_params = BT848_IFORM_F_NTSCM; 1410 break; 1411 1412 case METEOR_FMT_PAL: 1413 bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | 1414 METEOR_PAL; 1415 OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_PALBDGHI | 1416 format_params[BT848_IFORM_F_PALBDGHI].iform_xtsel); 1417 OUTB(bktr, BKTR_ADELAY, format_params[BT848_IFORM_F_PALBDGHI].adelay); 1418 OUTB(bktr, BKTR_BDELAY, format_params[BT848_IFORM_F_PALBDGHI].bdelay); 1419 bktr->format_params = BT848_IFORM_F_PALBDGHI; 1420 break; 1421 1422 case METEOR_FMT_AUTOMODE: 1423 bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | 1424 METEOR_AUTOMODE; 1425 OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_AUTO | 1426 format_params[BT848_IFORM_F_AUTO].iform_xtsel); 1427 break; 1428 1429 default: 1430 return( EINVAL ); 1431 } 1432 bktr->dma_prog_loaded = FALSE; 1433 break; 1434 1435 case METEORGFMT: /* get input format */ 1436 *(u_long *)arg = bktr->flags & METEOR_FORM_MASK; 1437 break; 1438 1439 1440 case BT848GFMT: /* get input format */ 1441 *(u_long *)arg = INB(bktr, BKTR_IFORM) & BT848_IFORM_FORMAT; 1442 break; 1443 1444 case METEORSCOUNT: /* (re)set error counts */ 1445 counts = (struct meteor_counts *) arg; 1446 bktr->fifo_errors = counts->fifo_errors; 1447 bktr->dma_errors = counts->dma_errors; 1448 bktr->frames_captured = counts->frames_captured; 1449 bktr->even_fields_captured = counts->even_fields_captured; 1450 bktr->odd_fields_captured = counts->odd_fields_captured; 1451 break; 1452 1453 case METEORGCOUNT: /* get error counts */ 1454 counts = (struct meteor_counts *) arg; 1455 counts->fifo_errors = bktr->fifo_errors; 1456 counts->dma_errors = bktr->dma_errors; 1457 counts->frames_captured = bktr->frames_captured; 1458 counts->even_fields_captured = bktr->even_fields_captured; 1459 counts->odd_fields_captured = bktr->odd_fields_captured; 1460 break; 1461 1462 case METEORGVIDEO: 1463 video = (struct meteor_video *)arg; 1464 video->addr = bktr->video.addr; 1465 video->width = bktr->video.width; 1466 video->banksize = bktr->video.banksize; 1467 video->ramsize = bktr->video.ramsize; 1468 break; 1469 1470 case METEORSVIDEO: 1471 video = (struct meteor_video *)arg; 1472 bktr->video.addr = video->addr; 1473 bktr->video.width = video->width; 1474 bktr->video.banksize = video->banksize; 1475 bktr->video.ramsize = video->ramsize; 1476 break; 1477 1478 case METEORSFPS: 1479 set_fps(bktr, *(u_short *)arg); 1480 break; 1481 1482 case METEORGFPS: 1483 *(u_short *)arg = bktr->fps; 1484 break; 1485 1486 case METEORSHUE: /* set hue */ 1487 OUTB(bktr, BKTR_HUE, (*(u_char *) arg) & 0xff); 1488 break; 1489 1490 case METEORGHUE: /* get hue */ 1491 *(u_char *)arg = INB(bktr, BKTR_HUE); 1492 break; 1493 1494 case METEORSBRIG: /* set brightness */ 1495 char_temp = ( *(u_char *)arg & 0xff) - 128; 1496 OUTB(bktr, BKTR_BRIGHT, char_temp); 1497 1498 break; 1499 1500 case METEORGBRIG: /* get brightness */ 1501 *(u_char *)arg = INB(bktr, BKTR_BRIGHT); 1502 break; 1503 1504 case METEORSCSAT: /* set chroma saturation */ 1505 temp = (int)*(u_char *)arg; 1506 1507 OUTB(bktr, BKTR_SAT_U_LO, (temp << 1) & 0xff); 1508 OUTB(bktr, BKTR_SAT_V_LO, (temp << 1) & 0xff); 1509 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) 1510 & ~(BT848_E_CONTROL_SAT_U_MSB 1511 | BT848_E_CONTROL_SAT_V_MSB)); 1512 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) 1513 & ~(BT848_O_CONTROL_SAT_U_MSB | 1514 BT848_O_CONTROL_SAT_V_MSB)); 1515 1516 if ( temp & BIT_SEVEN_HIGH ) { 1517 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) 1518 | (BT848_E_CONTROL_SAT_U_MSB 1519 | BT848_E_CONTROL_SAT_V_MSB)); 1520 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) 1521 | (BT848_O_CONTROL_SAT_U_MSB 1522 | BT848_O_CONTROL_SAT_V_MSB)); 1523 } 1524 break; 1525 1526 case METEORGCSAT: /* get chroma saturation */ 1527 temp = (INB(bktr, BKTR_SAT_V_LO) >> 1) & 0xff; 1528 if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB ) 1529 temp |= BIT_SEVEN_HIGH; 1530 *(u_char *)arg = (u_char)temp; 1531 break; 1532 1533 case METEORSCONT: /* set contrast */ 1534 temp = (int)*(u_char *)arg & 0xff; 1535 temp <<= 1; 1536 OUTB(bktr, BKTR_CONTRAST_LO, temp & 0xff); 1537 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_CON_MSB); 1538 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_CON_MSB); 1539 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | 1540 (((temp & 0x100) >> 6 ) & BT848_E_CONTROL_CON_MSB)); 1541 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | 1542 (((temp & 0x100) >> 6 ) & BT848_O_CONTROL_CON_MSB)); 1543 break; 1544 1545 case METEORGCONT: /* get contrast */ 1546 temp = (int)INB(bktr, BKTR_CONTRAST_LO) & 0xff; 1547 temp |= ((int)INB(bktr, BKTR_O_CONTROL) & 0x04) << 6; 1548 *(u_char *)arg = (u_char)((temp >> 1) & 0xff); 1549 break; 1550 1551 case BT848SCBUF: /* set Clear-Buffer-on-start flag */ 1552 bktr->clr_on_start = (*(int *)arg != 0); 1553 break; 1554 1555 case BT848GCBUF: /* get Clear-Buffer-on-start flag */ 1556 *(int *)arg = (int) bktr->clr_on_start; 1557 break; 1558 1559 case METEORSSIGNAL: 1560 if(*(int *)arg == 0 || *(int *)arg >= NSIG) { 1561 return( EINVAL ); 1562 break; 1563 } 1564 bktr->signal = *(int *) arg; 1565 bktr->proc = pr; 1566 break; 1567 1568 case METEORGSIGNAL: 1569 *(int *)arg = bktr->signal; 1570 break; 1571 1572 case METEORCAPTUR: 1573 temp = bktr->flags; 1574 switch (*(int *) arg) { 1575 case METEOR_CAP_SINGLE: 1576 1577 if (bktr->bigbuf==0) /* no frame buffer allocated */ 1578 return( ENOMEM ); 1579 /* already capturing */ 1580 if (temp & METEOR_CAP_MASK) 1581 return( EIO ); 1582 1583 1584 1585 start_capture(bktr, METEOR_SINGLE); 1586 1587 /* wait for capture to complete */ 1588 OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); 1589 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 1590 OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); 1591 1592 OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | 1593 BT848_INT_RISCI | 1594 BT848_INT_VSYNC | 1595 BT848_INT_FMTCHG); 1596 1597 OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); 1598 error = tsleep(BKTR_SLEEP, BKTRPRI, "captur", hz); 1599 if (error && (error != ERESTART)) { 1600 /* Here if we didn't get complete frame */ 1601#ifdef DIAGNOSTIC 1602 printf( "%s: ioctl: tsleep error %d %x\n", 1603 bktr_name(bktr), error, 1604 INL(bktr, BKTR_RISC_COUNT)); 1605#endif 1606 1607 /* stop dma */ 1608 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 1609 1610 /* disable risc, leave fifo running */ 1611 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 1612 } 1613 1614 bktr->flags &= ~(METEOR_SINGLE|METEOR_WANT_MASK); 1615 /* FIXME: should we set bt848->int_stat ??? */ 1616 break; 1617 1618 case METEOR_CAP_CONTINOUS: 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 start_capture(bktr, METEOR_CONTIN); 1627 1628 /* Clear the interrypt status register */ 1629 OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); 1630 1631 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 1632 OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); 1633 OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); 1634 1635 OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | 1636 BT848_INT_RISCI | 1637 BT848_INT_VSYNC | 1638 BT848_INT_FMTCHG); 1639#ifdef BT848_DUMP 1640 dump_bt848( bt848 ); 1641#endif 1642 break; 1643 1644 case METEOR_CAP_STOP_CONT: 1645 if (bktr->flags & METEOR_CONTIN) { 1646 /* turn off capture */ 1647 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); 1648 OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); 1649 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 1650 bktr->flags &= 1651 ~(METEOR_CONTIN | METEOR_WANT_MASK); 1652 1653 } 1654 } 1655 break; 1656 1657 case METEORSETGEO: 1658 /* can't change parameters while capturing */ 1659 if (bktr->flags & METEOR_CAP_MASK) 1660 return( EBUSY ); 1661 1662 1663 geo = (struct meteor_geomet *) arg; 1664 1665 error = 0; 1666 /* Either even or odd, if even & odd, then these a zero */ 1667 if ((geo->oformat & METEOR_GEO_ODD_ONLY) && 1668 (geo->oformat & METEOR_GEO_EVEN_ONLY)) { 1669 printf( "%s: ioctl: Geometry odd or even only.\n", 1670 bktr_name(bktr)); 1671 return( EINVAL ); 1672 } 1673 1674 /* set/clear even/odd flags */ 1675 if (geo->oformat & METEOR_GEO_ODD_ONLY) 1676 bktr->flags |= METEOR_ONLY_ODD_FIELDS; 1677 else 1678 bktr->flags &= ~METEOR_ONLY_ODD_FIELDS; 1679 if (geo->oformat & METEOR_GEO_EVEN_ONLY) 1680 bktr->flags |= METEOR_ONLY_EVEN_FIELDS; 1681 else 1682 bktr->flags &= ~METEOR_ONLY_EVEN_FIELDS; 1683 1684 if (geo->columns <= 0) { 1685 printf( 1686 "%s: ioctl: %d: columns must be greater than zero.\n", 1687 bktr_name(bktr), geo->columns); 1688 error = EINVAL; 1689 } 1690 else if ((geo->columns & 0x3fe) != geo->columns) { 1691 printf( 1692 "%s: ioctl: %d: columns too large or not even.\n", 1693 bktr_name(bktr), geo->columns); 1694 error = EINVAL; 1695 } 1696 1697 if (geo->rows <= 0) { 1698 printf( 1699 "%s: ioctl: %d: rows must be greater than zero.\n", 1700 bktr_name(bktr), geo->rows); 1701 error = EINVAL; 1702 } 1703 else if (((geo->rows & 0x7fe) != geo->rows) || 1704 ((geo->oformat & METEOR_GEO_FIELD_MASK) && 1705 ((geo->rows & 0x3fe) != geo->rows)) ) { 1706 printf( 1707 "%s: ioctl: %d: rows too large or not even.\n", 1708 bktr_name(bktr), geo->rows); 1709 error = EINVAL; 1710 } 1711 1712 if (geo->frames > 32) { 1713 printf("%s: ioctl: too many frames.\n", 1714 bktr_name(bktr)); 1715 1716 error = EINVAL; 1717 } 1718 1719 if (error) 1720 return( error ); 1721 1722 bktr->dma_prog_loaded = FALSE; 1723 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); 1724 1725 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 1726 1727 if ((temp=(geo->rows * geo->columns * geo->frames * 2))) { 1728 if (geo->oformat & METEOR_GEO_RGB24) temp = temp * 2; 1729 1730 /* meteor_mem structure for SYNC Capture */ 1731 if (geo->frames > 1) temp += PAGE_SIZE; 1732 1733 temp = btoc(temp); 1734 if ((int) temp > bktr->alloc_pages 1735 && bktr->video.addr == 0) { 1736 1737/*****************************/ 1738/* *** OS Dependant code *** */ 1739/*****************************/ 1740#if defined(__NetBSD__) || defined(__OpenBSD__) 1741 bus_dmamap_t dmamap; 1742 1743 buf = get_bktr_mem(bktr, &dmamap, 1744 temp * PAGE_SIZE); 1745 if (buf != 0) { 1746 free_bktr_mem(bktr, bktr->dm_mem, 1747 bktr->bigbuf); 1748 bktr->dm_mem = dmamap; 1749 1750#else 1751 buf = get_bktr_mem(unit, temp*PAGE_SIZE); 1752 if (buf != 0) { 1753 kmem_free(kernel_map, bktr->bigbuf, 1754 (bktr->alloc_pages * PAGE_SIZE)); 1755#endif 1756 1757 bktr->bigbuf = buf; 1758 bktr->alloc_pages = temp; 1759 if (bootverbose) 1760 printf("%s: ioctl: " 1761 "Allocating %d bytes\n", 1762 bktr_name(bktr), 1763 temp * PAGE_SIZE); 1764 } else 1765 error = ENOMEM; 1766 } 1767 } 1768 1769 if (error) 1770 return error; 1771 1772 bktr->rows = geo->rows; 1773 bktr->cols = geo->columns; 1774 bktr->frames = geo->frames; 1775 1776 /* Pixel format (if in meteor pixfmt compatibility mode) */ 1777 if ( bktr->pixfmt_compat ) { 1778 bktr->format = METEOR_GEO_YUV_422; 1779 switch (geo->oformat & METEOR_GEO_OUTPUT_MASK) { 1780 case 0: /* default */ 1781 case METEOR_GEO_RGB16: 1782 bktr->format = METEOR_GEO_RGB16; 1783 break; 1784 case METEOR_GEO_RGB24: 1785 bktr->format = METEOR_GEO_RGB24; 1786 break; 1787 case METEOR_GEO_YUV_422: 1788 bktr->format = METEOR_GEO_YUV_422; 1789 if (geo->oformat & METEOR_GEO_YUV_12) 1790 bktr->format = METEOR_GEO_YUV_12; 1791 break; 1792 case METEOR_GEO_YUV_PACKED: 1793 bktr->format = METEOR_GEO_YUV_PACKED; 1794 break; 1795 } 1796 bktr->pixfmt = oformat_meteor_to_bt( bktr->format ); 1797 } 1798 1799 if (bktr->flags & METEOR_CAP_MASK) { 1800 1801 if (bktr->flags & (METEOR_CONTIN|METEOR_SYNCAP)) { 1802 switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { 1803 case METEOR_ONLY_ODD_FIELDS: 1804 bktr->flags |= METEOR_WANT_ODD; 1805 break; 1806 case METEOR_ONLY_EVEN_FIELDS: 1807 bktr->flags |= METEOR_WANT_EVEN; 1808 break; 1809 default: 1810 bktr->flags |= METEOR_WANT_MASK; 1811 break; 1812 } 1813 1814 start_capture(bktr, METEOR_CONTIN); 1815 OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); 1816 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); 1817 OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); 1818 OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | 1819 BT848_INT_VSYNC | 1820 BT848_INT_FMTCHG); 1821 } 1822 } 1823 break; 1824 /* end of METEORSETGEO */ 1825 1826 /* FIXME. The Capture Area currently has the following restrictions: 1827 GENERAL 1828 y_offset may need to be even in interlaced modes 1829 RGB24 - Interlaced mode 1830 x_size must be greater than or equal to 1.666*METEORSETGEO width (cols) 1831 y_size must be greater than or equal to METEORSETGEO height (rows) 1832 RGB24 - Even Only (or Odd Only) mode 1833 x_size must be greater than or equal to 1.666*METEORSETGEO width (cols) 1834 y_size must be greater than or equal to 2*METEORSETGEO height (rows) 1835 YUV12 - Interlaced mode 1836 x_size must be greater than or equal to METEORSETGEO width (cols) 1837 y_size must be greater than or equal to METEORSETGEO height (rows) 1838 YUV12 - Even Only (or Odd Only) mode 1839 x_size must be greater than or equal to METEORSETGEO width (cols) 1840 y_size must be greater than or equal to 2*METEORSETGEO height (rows) 1841 */ 1842 1843 case BT848_SCAPAREA: /* set capture area of each video frame */ 1844 /* can't change parameters while capturing */ 1845 if (bktr->flags & METEOR_CAP_MASK) 1846 return( EBUSY ); 1847 1848 cap_area = (struct bktr_capture_area *) arg; 1849 bktr->capture_area_x_offset = cap_area->x_offset; 1850 bktr->capture_area_y_offset = cap_area->y_offset; 1851 bktr->capture_area_x_size = cap_area->x_size; 1852 bktr->capture_area_y_size = cap_area->y_size; 1853 bktr->capture_area_enabled = TRUE; 1854 1855 bktr->dma_prog_loaded = FALSE; 1856 break; 1857 1858 case BT848_GCAPAREA: /* get capture area of each video frame */ 1859 cap_area = (struct bktr_capture_area *) arg; 1860 if (bktr->capture_area_enabled == FALSE) { 1861 cap_area->x_offset = 0; 1862 cap_area->y_offset = 0; 1863 cap_area->x_size = format_params[ 1864 bktr->format_params].scaled_hactive; 1865 cap_area->y_size = format_params[ 1866 bktr->format_params].vactive; 1867 } else { 1868 cap_area->x_offset = bktr->capture_area_x_offset; 1869 cap_area->y_offset = bktr->capture_area_y_offset; 1870 cap_area->x_size = bktr->capture_area_x_size; 1871 cap_area->y_size = bktr->capture_area_y_size; 1872 } 1873 break; 1874 1875 default: 1876 return common_ioctl( bktr, cmd, arg ); 1877 } 1878 1879 return( 0 ); 1880} 1881 1882/* 1883 * tuner ioctls 1884 */ 1885int 1886tuner_ioctl( bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, caddr_t arg, struct proc* pr ) 1887{ 1888 int tmp_int; 1889 unsigned int temp, temp1; 1890 int offset; 1891 int count; 1892 u_char *buf; 1893 u_long par; 1894 u_char write; 1895 int i2c_addr; 1896 int i2c_port; 1897 u_long data; 1898 1899 switch ( cmd ) { 1900 1901 case REMOTE_GETKEY: 1902 /* Read the last key pressed by the Remote Control */ 1903 if (bktr->remote_control == 0) return (EINVAL); 1904 remote_read(bktr, (struct bktr_remote *)arg); 1905 break; 1906 1907#if defined(TUNER_AFC) 1908 case TVTUNER_SETAFC: 1909 bktr->tuner.afc = (*(int *)arg != 0); 1910 break; 1911 1912 case TVTUNER_GETAFC: 1913 *(int *)arg = bktr->tuner.afc; 1914 /* XXX Perhaps use another bit to indicate AFC success? */ 1915 break; 1916#endif /* TUNER_AFC */ 1917 1918 case TVTUNER_SETCHNL: 1919 temp_mute( bktr, TRUE ); 1920 temp = tv_channel( bktr, (int)*(unsigned long *)arg ); 1921 if ( temp < 0 ) { 1922 temp_mute( bktr, FALSE ); 1923 return( EINVAL ); 1924 } 1925 *(unsigned long *)arg = temp; 1926 1927 /* after every channel change, we must restart the MSP34xx */ 1928 /* audio chip to reselect NICAM STEREO or MONO audio */ 1929 if ( bktr->card.msp3400c ) 1930 msp_autodetect( bktr ); 1931 1932 /* after every channel change, we must restart the DPL35xx */ 1933 if ( bktr->card.dpl3518a ) 1934 dpl_autodetect( bktr ); 1935 1936 temp_mute( bktr, FALSE ); 1937 break; 1938 1939 case TVTUNER_GETCHNL: 1940 *(unsigned long *)arg = bktr->tuner.channel; 1941 break; 1942 1943 case TVTUNER_SETTYPE: 1944 temp = *(unsigned long *)arg; 1945 if ( (temp < CHNLSET_MIN) || (temp > CHNLSET_MAX) ) 1946 return( EINVAL ); 1947 bktr->tuner.chnlset = temp; 1948 break; 1949 1950 case TVTUNER_GETTYPE: 1951 *(unsigned long *)arg = bktr->tuner.chnlset; 1952 break; 1953 1954 case TVTUNER_GETSTATUS: 1955 temp = get_tuner_status( bktr ); 1956 *(unsigned long *)arg = temp & 0xff; 1957 break; 1958 1959 case TVTUNER_SETFREQ: 1960 temp_mute( bktr, TRUE ); 1961 temp = tv_freq( bktr, (int)*(unsigned long *)arg, TV_FREQUENCY); 1962 temp_mute( bktr, FALSE ); 1963 if ( temp < 0 ) { 1964 temp_mute( bktr, FALSE ); 1965 return( EINVAL ); 1966 } 1967 *(unsigned long *)arg = temp; 1968 1969 /* after every channel change, we must restart the MSP34xx */ 1970 /* audio chip to reselect NICAM STEREO or MONO audio */ 1971 if ( bktr->card.msp3400c ) 1972 msp_autodetect( bktr ); 1973 1974 /* after every channel change, we must restart the DPL35xx */ 1975 if ( bktr->card.dpl3518a ) 1976 dpl_autodetect( bktr ); 1977 1978 temp_mute( bktr, FALSE ); 1979 break; 1980 1981 case TVTUNER_GETFREQ: 1982 *(unsigned long *)arg = bktr->tuner.frequency; 1983 break; 1984 1985 case TVTUNER_GETCHNLSET: 1986 return tuner_getchnlset((struct bktr_chnlset *)arg); 1987 1988 case BT848_SAUDIO: /* set audio channel */ 1989 if ( set_audio( bktr, *(int *)arg ) < 0 ) 1990 return( EIO ); 1991 break; 1992 1993 /* hue is a 2's compliment number, -90' to +89.3' in 0.7' steps */ 1994 case BT848_SHUE: /* set hue */ 1995 OUTB(bktr, BKTR_HUE, (u_char)(*(int *)arg & 0xff)); 1996 break; 1997 1998 case BT848_GHUE: /* get hue */ 1999 *(int *)arg = (signed char)(INB(bktr, BKTR_HUE) & 0xff); 2000 break; 2001 2002 /* brightness is a 2's compliment #, -50 to +%49.6% in 0.39% steps */ 2003 case BT848_SBRIG: /* set brightness */ 2004 OUTB(bktr, BKTR_BRIGHT, (u_char)(*(int *)arg & 0xff)); 2005 break; 2006 2007 case BT848_GBRIG: /* get brightness */ 2008 *(int *)arg = (signed char)(INB(bktr, BKTR_BRIGHT) & 0xff); 2009 break; 2010 2011 /* */ 2012 case BT848_SCSAT: /* set chroma saturation */ 2013 tmp_int = *(int *)arg; 2014 2015 temp = INB(bktr, BKTR_E_CONTROL); 2016 temp1 = INB(bktr, BKTR_O_CONTROL); 2017 if ( tmp_int & BIT_EIGHT_HIGH ) { 2018 temp |= (BT848_E_CONTROL_SAT_U_MSB | 2019 BT848_E_CONTROL_SAT_V_MSB); 2020 temp1 |= (BT848_O_CONTROL_SAT_U_MSB | 2021 BT848_O_CONTROL_SAT_V_MSB); 2022 } 2023 else { 2024 temp &= ~(BT848_E_CONTROL_SAT_U_MSB | 2025 BT848_E_CONTROL_SAT_V_MSB); 2026 temp1 &= ~(BT848_O_CONTROL_SAT_U_MSB | 2027 BT848_O_CONTROL_SAT_V_MSB); 2028 } 2029 2030 OUTB(bktr, BKTR_SAT_U_LO, (u_char)(tmp_int & 0xff)); 2031 OUTB(bktr, BKTR_SAT_V_LO, (u_char)(tmp_int & 0xff)); 2032 OUTB(bktr, BKTR_E_CONTROL, temp); 2033 OUTB(bktr, BKTR_O_CONTROL, temp1); 2034 break; 2035 2036 case BT848_GCSAT: /* get chroma saturation */ 2037 tmp_int = (int)(INB(bktr, BKTR_SAT_V_LO) & 0xff); 2038 if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB ) 2039 tmp_int |= BIT_EIGHT_HIGH; 2040 *(int *)arg = tmp_int; 2041 break; 2042 2043 /* */ 2044 case BT848_SVSAT: /* set chroma V saturation */ 2045 tmp_int = *(int *)arg; 2046 2047 temp = INB(bktr, BKTR_E_CONTROL); 2048 temp1 = INB(bktr, BKTR_O_CONTROL); 2049 if ( tmp_int & BIT_EIGHT_HIGH) { 2050 temp |= BT848_E_CONTROL_SAT_V_MSB; 2051 temp1 |= BT848_O_CONTROL_SAT_V_MSB; 2052 } 2053 else { 2054 temp &= ~BT848_E_CONTROL_SAT_V_MSB; 2055 temp1 &= ~BT848_O_CONTROL_SAT_V_MSB; 2056 } 2057 2058 OUTB(bktr, BKTR_SAT_V_LO, (u_char)(tmp_int & 0xff)); 2059 OUTB(bktr, BKTR_E_CONTROL, temp); 2060 OUTB(bktr, BKTR_O_CONTROL, temp1); 2061 break; 2062 2063 case BT848_GVSAT: /* get chroma V saturation */ 2064 tmp_int = (int)INB(bktr, BKTR_SAT_V_LO) & 0xff; 2065 if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB ) 2066 tmp_int |= BIT_EIGHT_HIGH; 2067 *(int *)arg = tmp_int; 2068 break; 2069 2070 /* */ 2071 case BT848_SUSAT: /* set chroma U saturation */ 2072 tmp_int = *(int *)arg; 2073 2074 temp = INB(bktr, BKTR_E_CONTROL); 2075 temp1 = INB(bktr, BKTR_O_CONTROL); 2076 if ( tmp_int & BIT_EIGHT_HIGH ) { 2077 temp |= BT848_E_CONTROL_SAT_U_MSB; 2078 temp1 |= BT848_O_CONTROL_SAT_U_MSB; 2079 } 2080 else { 2081 temp &= ~BT848_E_CONTROL_SAT_U_MSB; 2082 temp1 &= ~BT848_O_CONTROL_SAT_U_MSB; 2083 } 2084 2085 OUTB(bktr, BKTR_SAT_U_LO, (u_char)(tmp_int & 0xff)); 2086 OUTB(bktr, BKTR_E_CONTROL, temp); 2087 OUTB(bktr, BKTR_O_CONTROL, temp1); 2088 break; 2089 2090 case BT848_GUSAT: /* get chroma U saturation */ 2091 tmp_int = (int)INB(bktr, BKTR_SAT_U_LO) & 0xff; 2092 if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_U_MSB ) 2093 tmp_int |= BIT_EIGHT_HIGH; 2094 *(int *)arg = tmp_int; 2095 break; 2096 2097/* lr 970528 luma notch etc - 3 high bits of e_control/o_control */ 2098 2099 case BT848_SLNOTCH: /* set luma notch */ 2100 tmp_int = (*(int *)arg & 0x7) << 5 ; 2101 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~0xe0); 2102 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~0xe0); 2103 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | tmp_int); 2104 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | tmp_int); 2105 break; 2106 2107 case BT848_GLNOTCH: /* get luma notch */ 2108 *(int *)arg = (int) ( (INB(bktr, BKTR_E_CONTROL) & 0xe0) >> 5) ; 2109 break; 2110 2111 2112 /* */ 2113 case BT848_SCONT: /* set contrast */ 2114 tmp_int = *(int *)arg; 2115 2116 temp = INB(bktr, BKTR_E_CONTROL); 2117 temp1 = INB(bktr, BKTR_O_CONTROL); 2118 if ( tmp_int & BIT_EIGHT_HIGH ) { 2119 temp |= BT848_E_CONTROL_CON_MSB; 2120 temp1 |= BT848_O_CONTROL_CON_MSB; 2121 } 2122 else { 2123 temp &= ~BT848_E_CONTROL_CON_MSB; 2124 temp1 &= ~BT848_O_CONTROL_CON_MSB; 2125 } 2126 2127 OUTB(bktr, BKTR_CONTRAST_LO, (u_char)(tmp_int & 0xff)); 2128 OUTB(bktr, BKTR_E_CONTROL, temp); 2129 OUTB(bktr, BKTR_O_CONTROL, temp1); 2130 break; 2131 2132 case BT848_GCONT: /* get contrast */ 2133 tmp_int = (int)INB(bktr, BKTR_CONTRAST_LO) & 0xff; 2134 if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_CON_MSB ) 2135 tmp_int |= BIT_EIGHT_HIGH; 2136 *(int *)arg = tmp_int; 2137 break; 2138 2139 /* FIXME: SCBARS and CCBARS require a valid int * */ 2140 /* argument to succeed, but its not used; consider */ 2141 /* using the arg to store the on/off state so */ 2142 /* there's only one ioctl() needed to turn cbars on/off */ 2143 case BT848_SCBARS: /* set colorbar output */ 2144 OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_COLOR_BARS); 2145 break; 2146 2147 case BT848_CCBARS: /* clear colorbar output */ 2148 OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) & ~(BT848_COLOR_CTL_COLOR_BARS)); 2149 break; 2150 2151 case BT848_GAUDIO: /* get audio channel */ 2152 temp = bktr->audio_mux_select; 2153 if ( bktr->audio_mute_state == TRUE ) 2154 temp |= AUDIO_MUTE; 2155 *(int *)arg = temp; 2156 break; 2157 2158 case BT848_SBTSC: /* set audio channel */ 2159 if ( set_BTSC( bktr, *(int *)arg ) < 0 ) 2160 return( EIO ); 2161 break; 2162 2163 case BT848_WEEPROM: /* write eeprom */ 2164 offset = (((struct eeProm *)arg)->offset); 2165 count = (((struct eeProm *)arg)->count); 2166 buf = &(((struct eeProm *)arg)->bytes[ 0 ]); 2167 if ( writeEEProm( bktr, offset, count, buf ) < 0 ) 2168 return( EIO ); 2169 break; 2170 2171 case BT848_REEPROM: /* read eeprom */ 2172 offset = (((struct eeProm *)arg)->offset); 2173 count = (((struct eeProm *)arg)->count); 2174 buf = &(((struct eeProm *)arg)->bytes[ 0 ]); 2175 if ( readEEProm( bktr, offset, count, buf ) < 0 ) 2176 return( EIO ); 2177 break; 2178 2179 case BT848_SIGNATURE: 2180 offset = (((struct eeProm *)arg)->offset); 2181 count = (((struct eeProm *)arg)->count); 2182 buf = &(((struct eeProm *)arg)->bytes[ 0 ]); 2183 if ( signCard( bktr, offset, count, buf ) < 0 ) 2184 return( EIO ); 2185 break; 2186 2187 /* Ioctl's for direct gpio access */ 2188#ifdef BKTR_GPIO_ACCESS 2189 case BT848_GPIO_GET_EN: 2190 *(int *)arg = INL(bktr, BKTR_GPIO_OUT_EN); 2191 break; 2192 2193 case BT848_GPIO_SET_EN: 2194 OUTL(bktr, BKTR_GPIO_OUT_EN, *(int *)arg); 2195 break; 2196 2197 case BT848_GPIO_GET_DATA: 2198 *(int *)arg = INL(bktr, BKTR_GPIO_DATA); 2199 break; 2200 2201 case BT848_GPIO_SET_DATA: 2202 OUTL(bktr, BKTR_GPIO_DATA, *(int *)arg); 2203 break; 2204#endif /* BKTR_GPIO_ACCESS */ 2205 2206 /* Ioctl's for running the tuner device in radio mode */ 2207 2208 case RADIO_GETMODE: 2209 *(unsigned char *)arg = bktr->tuner.radio_mode; 2210 break; 2211 2212 case RADIO_SETMODE: 2213 bktr->tuner.radio_mode = *(unsigned char *)arg; 2214 break; 2215 2216 case RADIO_GETFREQ: 2217 *(unsigned long *)arg = bktr->tuner.frequency; 2218 break; 2219 2220 case RADIO_SETFREQ: 2221 /* The argument to this ioctl is NOT freq*16. It is 2222 ** freq*100. 2223 */ 2224 2225 temp=(int)*(unsigned long *)arg; 2226 2227#ifdef BKTR_RADIO_DEBUG 2228 printf("%s: arg=%d temp=%d\n", bktr_name(bktr), 2229 (int)*(unsigned long *)arg, temp); 2230#endif 2231 2232#ifndef BKTR_RADIO_NOFREQCHECK 2233 /* According to the spec. sheet the band: 87.5MHz-108MHz */ 2234 /* is supported. */ 2235 if(temp<8750 || temp>10800) { 2236 printf("%s: Radio frequency out of range\n", bktr_name(bktr)); 2237 return(EINVAL); 2238 } 2239#endif 2240 temp_mute( bktr, TRUE ); 2241 temp = tv_freq( bktr, temp, FM_RADIO_FREQUENCY ); 2242 temp_mute( bktr, FALSE ); 2243#ifdef BKTR_RADIO_DEBUG 2244 if(temp) 2245 printf("%s: tv_freq returned: %d\n", bktr_name(bktr), temp); 2246#endif 2247 if ( temp < 0 ) 2248 return( EINVAL ); 2249 *(unsigned long *)arg = temp; 2250 break; 2251 2252 /* Luigi's I2CWR ioctl */ 2253 case BT848_I2CWR: 2254 par = *(u_long *)arg; 2255 write = (par >> 24) & 0xff ; 2256 i2c_addr = (par >> 16) & 0xff ; 2257 i2c_port = (par >> 8) & 0xff ; 2258 data = (par) & 0xff ; 2259 2260 if (write) { 2261 i2cWrite( bktr, i2c_addr, i2c_port, data); 2262 } else { 2263 data = i2cRead( bktr, i2c_addr); 2264 } 2265 *(u_long *)arg = (par & 0xffffff00) | ( data & 0xff ); 2266 break; 2267 2268 2269#ifdef BT848_MSP_READ 2270 /* I2C ioctls to allow userland access to the MSP chip */ 2271 case BT848_MSP_READ: 2272 { 2273 struct bktr_msp_control *msp; 2274 msp = (struct bktr_msp_control *) arg; 2275 msp->data = msp_dpl_read(bktr, bktr->msp_addr, 2276 msp->function, msp->address); 2277 break; 2278 } 2279 2280 case BT848_MSP_WRITE: 2281 { 2282 struct bktr_msp_control *msp; 2283 msp = (struct bktr_msp_control *) arg; 2284 msp_dpl_write(bktr, bktr->msp_addr, msp->function, 2285 msp->address, msp->data ); 2286 break; 2287 } 2288 2289 case BT848_MSP_RESET: 2290 msp_dpl_reset(bktr, bktr->msp_addr); 2291 break; 2292#endif 2293 2294 default: 2295 return common_ioctl( bktr, cmd, arg ); 2296 } 2297 2298 return( 0 ); 2299} 2300 2301 2302/* 2303 * common ioctls 2304 */ 2305int 2306common_ioctl( bktr_ptr_t bktr, ioctl_cmd_t cmd, caddr_t arg ) 2307{ 2308 int pixfmt; 2309 unsigned int temp; 2310 struct meteor_pixfmt *pf_pub; 2311 2312 switch (cmd) { 2313 2314 case METEORSINPUT: /* set input device */ 2315 /*Bt848 has 3 MUX Inputs. Bt848A/849A/878/879 has 4 MUX Inputs*/ 2316 /* On the original bt848 boards, */ 2317 /* Tuner is MUX0, RCA is MUX1, S-Video is MUX2 */ 2318 /* On the Hauppauge bt878 boards, */ 2319 /* Tuner is MUX0, RCA is MUX3 */ 2320 /* Unfortunatly Meteor driver codes DEV_RCA as DEV_0, so we */ 2321 /* stick with this system in our Meteor Emulation */ 2322 2323 switch(*(unsigned long *)arg & METEOR_DEV_MASK) { 2324 2325 /* this is the RCA video input */ 2326 case 0: /* default */ 2327 case METEOR_INPUT_DEV0: 2328 /* METEOR_INPUT_DEV_RCA: */ 2329 bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) 2330 | METEOR_DEV0; 2331 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) 2332 & ~BT848_IFORM_MUXSEL); 2333 2334 /* work around for new Hauppauge 878 cards */ 2335 if ((bktr->card.card_id == CARD_HAUPPAUGE) && 2336 (bktr->id==BROOKTREE_878 || 2337 bktr->id==BROOKTREE_879) ) 2338 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); 2339 else 2340 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); 2341 2342 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); 2343 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); 2344 set_audio( bktr, AUDIO_EXTERN ); 2345 break; 2346 2347 /* this is the tuner input */ 2348 case METEOR_INPUT_DEV1: 2349 bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) 2350 | METEOR_DEV1; 2351 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); 2352 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX0); 2353 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); 2354 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); 2355 set_audio( bktr, AUDIO_TUNER ); 2356 break; 2357 2358 /* this is the S-VHS input, but with a composite camera */ 2359 case METEOR_INPUT_DEV2: 2360 bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) 2361 | METEOR_DEV2; 2362 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); 2363 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX2); 2364 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); 2365 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_O_CONTROL_COMP); 2366 set_audio( bktr, AUDIO_EXTERN ); 2367 break; 2368 2369 /* this is the S-VHS input */ 2370 case METEOR_INPUT_DEV_SVIDEO: 2371 bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) 2372 | METEOR_DEV_SVIDEO; 2373 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); 2374 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX2); 2375 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | BT848_E_CONTROL_COMP); 2376 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | BT848_O_CONTROL_COMP); 2377 set_audio( bktr, AUDIO_EXTERN ); 2378 break; 2379 2380 case METEOR_INPUT_DEV3: 2381 if ((bktr->id == BROOKTREE_848A) || 2382 (bktr->id == BROOKTREE_849A) || 2383 (bktr->id == BROOKTREE_878) || 2384 (bktr->id == BROOKTREE_879) ) { 2385 bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) 2386 | METEOR_DEV3; 2387 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); 2388 2389 /* work around for new Hauppauge 878 cards */ 2390 if ((bktr->card.card_id == CARD_HAUPPAUGE) && 2391 (bktr->id==BROOKTREE_878 || 2392 bktr->id==BROOKTREE_879) ) 2393 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); 2394 else 2395 OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); 2396 2397 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); 2398 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); 2399 set_audio( bktr, AUDIO_EXTERN ); 2400 2401 break; 2402 } 2403 2404 default: 2405 return( EINVAL ); 2406 } 2407 break; 2408 2409 case METEORGINPUT: /* get input device */ 2410 *(u_long *)arg = bktr->flags & METEOR_DEV_MASK; 2411 break; 2412 2413 case METEORSACTPIXFMT: 2414 if (( *(int *)arg < 0 ) || 2415 ( *(int *)arg >= PIXFMT_TABLE_SIZE )) 2416 return( EINVAL ); 2417 2418 bktr->pixfmt = *(int *)arg; 2419 OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) 2420 | pixfmt_swap_flags( bktr->pixfmt )); 2421 bktr->pixfmt_compat = FALSE; 2422 break; 2423 2424 case METEORGACTPIXFMT: 2425 *(int *)arg = bktr->pixfmt; 2426 break; 2427 2428 case METEORGSUPPIXFMT : 2429 pf_pub = (struct meteor_pixfmt *)arg; 2430 pixfmt = pf_pub->index; 2431 2432 if (( pixfmt < 0 ) || ( pixfmt >= PIXFMT_TABLE_SIZE )) 2433 return( EINVAL ); 2434 2435 memcpy( pf_pub, &pixfmt_table[ pixfmt ].public, 2436 sizeof( *pf_pub ) ); 2437 2438 /* Patch in our format index */ 2439 pf_pub->index = pixfmt; 2440 break; 2441 2442#if defined( STATUS_SUM ) 2443 case BT848_GSTATUS: /* reap status */ 2444 { 2445 DECLARE_INTR_MASK(s); 2446 DISABLE_INTR(s); 2447 temp = status_sum; 2448 status_sum = 0; 2449 ENABLE_INTR(s); 2450 *(u_int *)arg = temp; 2451 break; 2452 } 2453#endif /* STATUS_SUM */ 2454 2455 default: 2456 return( ENOTTY ); 2457 } 2458 2459 return( 0 ); 2460} 2461 2462 2463 2464 2465/****************************************************************************** 2466 * bt848 RISC programming routines: 2467 */ 2468 2469 2470/* 2471 * 2472 */ 2473#ifdef BT848_DEBUG 2474static int 2475dump_bt848( bktr_ptr_t bktr ) 2476{ 2477 int r[60]={ 2478 4, 8, 0xc, 0x8c, 0x10, 0x90, 0x14, 0x94, 2479 0x18, 0x98, 0x1c, 0x9c, 0x20, 0xa0, 0x24, 0xa4, 2480 0x28, 0x2c, 0xac, 0x30, 0x34, 0x38, 0x3c, 0x40, 2481 0xc0, 0x48, 0x4c, 0xcc, 0x50, 0xd0, 0xd4, 0x60, 2482 0x64, 0x68, 0x6c, 0xec, 0xd8, 0xdc, 0xe0, 0xe4, 2483 0, 0, 0, 0 2484 }; 2485 int i; 2486 2487 for (i = 0; i < 40; i+=4) { 2488 printf("%s: Reg:value : \t%x:%x \t%x:%x \t %x:%x \t %x:%x\n", 2489 bktr_name(bktr), 2490 r[i], INL(bktr, r[i]), 2491 r[i+1], INL(bktr, r[i+1]), 2492 r[i+2], INL(bktr, r[i+2]), 2493 r[i+3], INL(bktr, r[i+3]])); 2494 } 2495 2496 printf("%s: INT STAT %x \n", bktr_name(bktr), 2497 INL(bktr, BKTR_INT_STAT)); 2498 printf("%s: Reg INT_MASK %x \n", bktr_name(bktr), 2499 INL(bktr, BKTR_INT_MASK)); 2500 printf("%s: Reg GPIO_DMA_CTL %x \n", bktr_name(bktr), 2501 INW(bktr, BKTR_GPIO_DMA_CTL)); 2502 2503 return( 0 ); 2504} 2505 2506#endif 2507 2508/* 2509 * build write instruction 2510 */ 2511#define BKTR_FM1 0x6 /* packed data to follow */ 2512#define BKTR_FM3 0xe /* planar data to follow */ 2513#define BKTR_VRE 0x4 /* Marks the end of the even field */ 2514#define BKTR_VRO 0xC /* Marks the end of the odd field */ 2515#define BKTR_PXV 0x0 /* valid word (never used) */ 2516#define BKTR_EOL 0x1 /* last dword, 4 bytes */ 2517#define BKTR_SOL 0x2 /* first dword */ 2518 2519#define OP_WRITE (0x1 << 28) 2520#define OP_SKIP (0x2 << 28) 2521#define OP_WRITEC (0x5 << 28) 2522#define OP_JUMP (0x7 << 28) 2523#define OP_SYNC (0x8 << 28) 2524#define OP_WRITE123 (0x9 << 28) 2525#define OP_WRITES123 (0xb << 28) 2526#define OP_SOL (1 << 27) /* first instr for scanline */ 2527#define OP_EOL (1 << 26) 2528 2529#define BKTR_RESYNC (1 << 15) 2530#define BKTR_GEN_IRQ (1 << 24) 2531 2532/* 2533 * The RISC status bits can be set/cleared in the RISC programs 2534 * and tested in the Interrupt Handler 2535 */ 2536#define BKTR_SET_RISC_STATUS_BIT0 (1 << 16) 2537#define BKTR_SET_RISC_STATUS_BIT1 (1 << 17) 2538#define BKTR_SET_RISC_STATUS_BIT2 (1 << 18) 2539#define BKTR_SET_RISC_STATUS_BIT3 (1 << 19) 2540 2541#define BKTR_CLEAR_RISC_STATUS_BIT0 (1 << 20) 2542#define BKTR_CLEAR_RISC_STATUS_BIT1 (1 << 21) 2543#define BKTR_CLEAR_RISC_STATUS_BIT2 (1 << 22) 2544#define BKTR_CLEAR_RISC_STATUS_BIT3 (1 << 23) 2545 2546#define BKTR_TEST_RISC_STATUS_BIT0 (1 << 28) 2547#define BKTR_TEST_RISC_STATUS_BIT1 (1 << 29) 2548#define BKTR_TEST_RISC_STATUS_BIT2 (1 << 30) 2549#define BKTR_TEST_RISC_STATUS_BIT3 (1 << 31) 2550 2551bool_t notclipped (bktr_reg_t * bktr, int x, int width) { 2552 int i; 2553 bktr_clip_t * clip_node; 2554 bktr->clip_start = -1; 2555 bktr->last_y = 0; 2556 bktr->y = 0; 2557 bktr->y2 = width; 2558 bktr->line_length = width; 2559 bktr->yclip = -1; 2560 bktr->yclip2 = -1; 2561 bktr->current_col = 0; 2562 2563 if (bktr->max_clip_node == 0 ) return TRUE; 2564 clip_node = (bktr_clip_t *) &bktr->clip_list[0]; 2565 2566 2567 for (i = 0; i < bktr->max_clip_node; i++ ) { 2568 clip_node = (bktr_clip_t *) &bktr->clip_list[i]; 2569 if (x >= clip_node->x_min && x <= clip_node->x_max ) { 2570 bktr->clip_start = i; 2571 return FALSE; 2572 } 2573 } 2574 2575 return TRUE; 2576} 2577 2578bool_t getline(bktr_reg_t *bktr, int x ) { 2579 int i, j; 2580 bktr_clip_t * clip_node ; 2581 2582 if (bktr->line_length == 0 || 2583 bktr->current_col >= bktr->line_length) return FALSE; 2584 2585 bktr->y = min(bktr->last_y, bktr->line_length); 2586 bktr->y2 = bktr->line_length; 2587 2588 bktr->yclip = bktr->yclip2 = -1; 2589 for (i = bktr->clip_start; i < bktr->max_clip_node; i++ ) { 2590 clip_node = (bktr_clip_t *) &bktr->clip_list[i]; 2591 if (x >= clip_node->x_min && x <= clip_node->x_max) { 2592 if (bktr->last_y <= clip_node->y_min) { 2593 bktr->y = min(bktr->last_y, bktr->line_length); 2594 bktr->y2 = min(clip_node->y_min, bktr->line_length); 2595 bktr->yclip = min(clip_node->y_min, bktr->line_length); 2596 bktr->yclip2 = min(clip_node->y_max, bktr->line_length); 2597 bktr->last_y = bktr->yclip2; 2598 bktr->clip_start = i; 2599 2600 for (j = i+1; j < bktr->max_clip_node; j++ ) { 2601 clip_node = (bktr_clip_t *) &bktr->clip_list[j]; 2602 if (x >= clip_node->x_min && x <= clip_node->x_max) { 2603 if (bktr->last_y >= clip_node->y_min) { 2604 bktr->yclip2 = min(clip_node->y_max, bktr->line_length); 2605 bktr->last_y = bktr->yclip2; 2606 bktr->clip_start = j; 2607 } 2608 } else break ; 2609 } 2610 return TRUE; 2611 } 2612 } 2613 } 2614 2615 if (bktr->current_col <= bktr->line_length) { 2616 bktr->current_col = bktr->line_length; 2617 return TRUE; 2618 } 2619 return FALSE; 2620} 2621 2622static bool_t 2623split(bktr_reg_t *bktr, u_int **dma_prog, int width, u_int operation, 2624 int pixel_width, u_int *target_buffer, int cols) 2625{ 2626 2627 u_long flag, flag2; 2628 const struct meteor_pixfmt *pf = &pixfmt_table[ bktr->pixfmt ].public; 2629 u_int skip, start_skip; 2630 2631 /* For RGB24, we need to align the component in FIFO Byte Lane 0 */ 2632 /* to the 1st byte in the mem dword containing our start addr. */ 2633 /* BTW, we know this pixfmt's 1st byte is Blue; thus the start addr */ 2634 /* must be Blue. */ 2635 start_skip = 0; 2636 if (( pf->type == METEOR_PIXTYPE_RGB ) && ( pf->Bpp == 3 )) 2637 switch ((*target_buffer) % 4) { 2638 case 2 : start_skip = 4 ; break; 2639 case 1 : start_skip = 8 ; break; 2640 } 2641 2642 if ((width * pixel_width) < DMA_BT848_SPLIT ) { 2643 if ( width == cols) { 2644 flag = OP_SOL | OP_EOL; 2645 } else if (bktr->current_col == 0 ) { 2646 flag = OP_SOL; 2647 } else if (bktr->current_col == cols) { 2648 flag = OP_EOL; 2649 } else flag = 0; 2650 2651 skip = 0; 2652 if (( flag & OP_SOL ) && ( start_skip > 0 )) { 2653 *(*dma_prog)++ = htole32(OP_SKIP | OP_SOL | start_skip); 2654 flag &= ~OP_SOL; 2655 skip = start_skip; 2656 } 2657 2658 *(*dma_prog)++ = htole32(operation | flag | (width * pixel_width - skip)); 2659 if (operation != OP_SKIP ) 2660 *(*dma_prog)++ = htole32(*target_buffer); 2661 2662 *target_buffer += width * pixel_width; 2663 bktr->current_col += width; 2664 2665 } else { 2666 2667 if (bktr->current_col == 0 && width == cols) { 2668 flag = OP_SOL ; 2669 flag2 = OP_EOL; 2670 } else if (bktr->current_col == 0 ) { 2671 flag = OP_SOL; 2672 flag2 = 0; 2673 } else if (bktr->current_col >= cols) { 2674 flag = 0; 2675 flag2 = OP_EOL; 2676 } else { 2677 flag = 0; 2678 flag2 = 0; 2679 } 2680 2681 skip = 0; 2682 if (( flag & OP_SOL ) && ( start_skip > 0 )) { 2683 *(*dma_prog)++ = htole32(OP_SKIP | OP_SOL | start_skip); 2684 flag &= ~OP_SOL; 2685 skip = start_skip; 2686 } 2687 2688 *(*dma_prog)++ = htole32(operation | flag | 2689 (width * pixel_width / 2 - skip)); 2690 if (operation != OP_SKIP ) 2691 *(*dma_prog)++ = htole32(*target_buffer); 2692 *target_buffer += width * pixel_width / 2; 2693 2694 if ( operation == OP_WRITE ) 2695 operation = OP_WRITEC; 2696 *(*dma_prog)++ = htole32(operation | flag2 | 2697 (width * pixel_width / 2)); 2698 *target_buffer += width * pixel_width / 2; 2699 bktr->current_col += width; 2700 2701 } 2702 2703 return TRUE; 2704} 2705 2706 2707/* 2708 * Generate the RISC instructions to capture both VBI and video images 2709 */ 2710static void 2711rgb_vbi_prog(bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace ) 2712{ 2713 int i; 2714 u_int target_buffer, buffer, target, width; 2715 u_int pitch; 2716 u_int *dma_prog; /* DMA prog is an array of 2717 32 bit RISC instructions */ 2718 u_int *loop_point; 2719 const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; 2720 u_int Bpp = pf_int->public.Bpp; 2721 unsigned int vbisamples; /* VBI samples per line */ 2722 unsigned int vbilines; /* VBI lines per field */ 2723 unsigned int num_dwords; /* DWORDS per line */ 2724 2725 vbisamples = format_params[bktr->format_params].vbi_num_samples; 2726 vbilines = format_params[bktr->format_params].vbi_num_lines; 2727 num_dwords = vbisamples/4; 2728 2729 OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); 2730 OUTB(bktr, BKTR_ADC, SYNC_LEVEL); 2731 OUTB(bktr, BKTR_VBI_PACK_SIZE, ((num_dwords)) & 0xff); 2732 OUTB(bktr, BKTR_VBI_PACK_DEL, ((num_dwords)>> 8) & 0x01); /* no hdelay */ 2733 /* no ext frame */ 2734 2735 OUTB(bktr, BKTR_OFORM, 0x00); 2736 2737 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ 2738 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); 2739 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ 2740 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); 2741 2742 /* disable gamma correction removal */ 2743 OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); 2744 2745 if (cols > 385 ) { 2746 OUTB(bktr, BKTR_E_VTC, 0); 2747 OUTB(bktr, BKTR_O_VTC, 0); 2748 } else { 2749 OUTB(bktr, BKTR_E_VTC, 1); 2750 OUTB(bktr, BKTR_O_VTC, 1); 2751 } 2752 bktr->capcontrol = 3 << 2 | 3; 2753 2754 dma_prog = (u_int *) bktr->dma_prog; 2755 2756 /* Construct Write */ 2757 2758 if (bktr->video.addr) { 2759 target_buffer = bktr->video.addr; 2760 pitch = bktr->video.width; 2761 } 2762 else { 2763#ifdef __FreeBSD__ 2764 target_buffer = (u_int) vtophys(bktr->bigbuf); 2765#else 2766 target_buffer = bktr->dm_mem->dm_segs->ds_addr; 2767#endif 2768 pitch = cols*Bpp; 2769 } 2770 2771 buffer = target_buffer; 2772 2773 /* Wait for the VRE sync marking the end of the Even and 2774 * the start of the Odd field. Resync here. 2775 */ 2776 *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC |BKTR_VRE); 2777 *dma_prog++ = htole32(0); 2778 2779 loop_point = dma_prog; 2780 2781 /* store the VBI data */ 2782 /* look for sync with packed data */ 2783 *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); 2784 *dma_prog++ = htole32(0); 2785 for(i = 0; i < vbilines; i++) { 2786 *dma_prog++ = htole32(OP_WRITE | OP_SOL | OP_EOL | vbisamples); 2787#ifdef __FreeBSD__ 2788 *dma_prog++ = (u_int) vtophys((caddr_t)bktr->vbidata + 2789 (i * VBI_LINE_SIZE)); 2790#else 2791 *dma_prog++ = htole32(bktr->dm_vbidata->dm_segs->ds_addr + 2792 (i * VBI_LINE_SIZE)); 2793#endif 2794 } 2795 2796 if ( (i_flag == 2/*Odd*/) || (i_flag==3) /*interlaced*/ ) { 2797 /* store the Odd field video image */ 2798 /* look for sync with packed data */ 2799 *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); 2800 *dma_prog++ = htole32(0); /* NULL WORD */ 2801 width = cols; 2802 for (i = 0; i < (rows/interlace); i++) { 2803 target = target_buffer; 2804 if ( notclipped(bktr, i, width)) { 2805 split(bktr, &dma_prog, bktr->y2 - bktr->y, OP_WRITE, 2806 Bpp, &target, cols); 2807 2808 } else { 2809 while(getline(bktr, i)) { 2810 if (bktr->y != bktr->y2 ) { 2811 split(bktr, &dma_prog, bktr->y2 - bktr->y, 2812 OP_WRITE, Bpp, &target, cols); 2813 } 2814 if (bktr->yclip != bktr->yclip2 ) { 2815 split(bktr, &dma_prog, bktr->yclip2 - 2816 bktr->yclip, OP_SKIP, Bpp, &target, cols); 2817 } 2818 } 2819 } 2820 2821 target_buffer += interlace * pitch; 2822 } 2823 2824 } /* end if */ 2825 2826 /* Grab the Even field */ 2827 /* Look for the VRO, end of Odd field, marker */ 2828 *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); 2829 *dma_prog++ = htole32(0); /* NULL WORD */ 2830 2831 /* store the VBI data */ 2832 /* look for sync with packed data */ 2833 *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); 2834 *dma_prog++ = htole32(0); 2835 for(i = 0; i < vbilines; i++) { 2836 *dma_prog++ = OP_WRITE | OP_SOL | OP_EOL | vbisamples; 2837#ifdef __FreeBSD__ 2838 *dma_prog++ = (u_long) vtophys((caddr_t)bktr->vbidata + 2839 ((i+MAX_VBI_LINES) * VBI_LINE_SIZE)); 2840#else 2841 *dma_prog++ = bktr->dm_vbidata->dm_segs->ds_addr + 2842 ((i+MAX_VBI_LINES) * VBI_LINE_SIZE); 2843#endif 2844 } 2845 2846 /* store the video image */ 2847 if (i_flag == 1) /*Even Only*/ 2848 target_buffer = buffer; 2849 if (i_flag == 3) /*interlaced*/ 2850 target_buffer = buffer+pitch; 2851 2852 2853 if ((i_flag == 1) /*Even Only*/ || (i_flag==3) /*interlaced*/) { 2854 /* look for sync with packed data */ 2855 *dma_prog++ = htole32(OP_SYNC | BKTR_FM1); 2856 *dma_prog++ = htole32(0); /* NULL WORD */ 2857 width = cols; 2858 for (i = 0; i < (rows/interlace); i++) { 2859 target = target_buffer; 2860 if ( notclipped(bktr, i, width)) { 2861 split(bktr, &dma_prog, bktr->y2 - bktr->y, OP_WRITE, 2862 Bpp, &target, cols); 2863 } else { 2864 while(getline(bktr, i)) { 2865 if (bktr->y != bktr->y2 ) { 2866 split(bktr, &dma_prog, bktr->y2 - bktr->y, 2867 OP_WRITE, Bpp, &target, cols); 2868 } 2869 if (bktr->yclip != bktr->yclip2 ) { 2870 split(bktr, &dma_prog, bktr->yclip2 - 2871 bktr->yclip, OP_SKIP, Bpp, &target, cols); 2872 } 2873 } 2874 } 2875 2876 target_buffer += interlace * pitch; 2877 } 2878 } 2879 2880 /* Look for end of 'Even Field' */ 2881 *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); 2882 *dma_prog++ = htole32(0); /* NULL WORD */ 2883 2884 *dma_prog++ = htole32(OP_JUMP); 2885#ifdef __FreeBSD__ 2886 *dma_prog++ = (u_int )vtophys(loop_point) ; 2887#else 2888 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr + 2889 ((void *)loop_point - (void *)dma_prog)); 2890#endif 2891 *dma_prog++ = htole32(0); /* NULL WORD */ 2892 2893} 2894 2895static void 2896rgb_prog( bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace ) 2897{ 2898 int i; 2899 u_int target_buffer, buffer, target,width; 2900 u_int pitch; 2901 u_int *dma_prog; 2902 const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; 2903 u_int Bpp = pf_int->public.Bpp; 2904 2905 OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); 2906 OUTB(bktr, BKTR_VBI_PACK_SIZE, 0); 2907 OUTB(bktr, BKTR_VBI_PACK_DEL, 0); 2908 OUTB(bktr, BKTR_ADC, SYNC_LEVEL); 2909 2910 OUTB(bktr, BKTR_OFORM, 0x00); 2911 2912 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ 2913 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); 2914 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ 2915 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); 2916 2917 /* disable gamma correction removal */ 2918 OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); 2919 2920 if (cols > 385 ) { 2921 OUTB(bktr, BKTR_E_VTC, 0); 2922 OUTB(bktr, BKTR_O_VTC, 0); 2923 } else { 2924 OUTB(bktr, BKTR_E_VTC, 1); 2925 OUTB(bktr, BKTR_O_VTC, 1); 2926 } 2927 bktr->capcontrol = 3 << 2 | 3; 2928 2929 dma_prog = (u_int *)bktr->dma_prog; 2930 2931 /* Construct Write */ 2932 2933 if (bktr->video.addr) { 2934 target_buffer = (u_long) bktr->video.addr; 2935 pitch = bktr->video.width; 2936 } 2937 else { 2938#ifdef __FreeBSD__ 2939 target_buffer = (u_long) vtophys(bktr->bigbuf); 2940#else 2941 *dma_prog++ = htole32(bktr->dm_mem->dm_segs->ds_addr); 2942#endif 2943 pitch = cols*Bpp; 2944 } 2945 2946 buffer = target_buffer; 2947 2948 /* contruct sync : for video packet format */ 2949 *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM1); 2950 2951 /* sync, mode indicator packed data */ 2952 *dma_prog++ = htole32(0); /* NULL WORD */ 2953 width = cols; 2954 for (i = 0; i < (rows/interlace); i++) { 2955 target = target_buffer; 2956 if ( notclipped(bktr, i, width)) { 2957 split(bktr, &dma_prog, bktr->y2 - bktr->y, OP_WRITE, 2958 Bpp, &target, cols); 2959 2960 } else { 2961 while(getline(bktr, i)) { 2962 if (bktr->y != bktr->y2 ) { 2963 split(bktr, &dma_prog, bktr->y2 - bktr->y, OP_WRITE, 2964 Bpp, &target, cols); 2965 } 2966 if (bktr->yclip != bktr->yclip2 ) { 2967 split(bktr, &dma_prog, bktr->yclip2 - bktr->yclip, 2968 OP_SKIP, Bpp, &target, cols); 2969 } 2970 } 2971 } 2972 2973 target_buffer += interlace * pitch; 2974 } 2975 2976 switch (i_flag) { 2977 case 1: 2978 /* sync vre */ 2979 *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO); 2980 *dma_prog++ = htole32(0); /* NULL WORD */ 2981 2982 *dma_prog++ = htole32(OP_JUMP); 2983#ifdef __FreeBSD__ 2984 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog); 2985#else 2986 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 2987#endif 2988 return; 2989 2990 case 2: 2991 /* sync vro */ 2992 *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE); 2993 *dma_prog++ = htole32(0); /* NULL WORD */ 2994 2995 *dma_prog++ = htole32(OP_JUMP); 2996#ifdef __FreeBSD__ 2997 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog); 2998#else 2999 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3000#endif 3001 return; 3002 3003 case 3: 3004 /* sync vro */ 3005 *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO); 3006 *dma_prog++ = htole32(0); /* NULL WORD */ 3007 *dma_prog++ = htole32(OP_JUMP); 3008#ifdef __FreeBSD__ 3009 *dma_prog = (u_long ) vtophys(bktr->odd_dma_prog); 3010#else 3011 *dma_prog++ = htole32(bktr->dm_oprog->dm_segs->ds_addr); 3012#endif 3013 break; 3014 } 3015 3016 if (interlace == 2) { 3017 3018 target_buffer = buffer + pitch; 3019 3020 dma_prog = (u_int *) bktr->odd_dma_prog; 3021 3022 /* sync vre IRQ bit */ 3023 *dma_prog++ = htole32(OP_SYNC | BKTR_RESYNC | BKTR_FM1); 3024 *dma_prog++ = htole32(0); /* NULL WORD */ 3025 width = cols; 3026 for (i = 0; i < (rows/interlace); i++) { 3027 target = target_buffer; 3028 if ( notclipped(bktr, i, width)) { 3029 split(bktr, &dma_prog, bktr->y2 - bktr->y, OP_WRITE, 3030 Bpp, &target, cols); 3031 } else { 3032 while(getline(bktr, i)) { 3033 if (bktr->y != bktr->y2 ) { 3034 split(bktr, &dma_prog, bktr->y2 - bktr->y, 3035 OP_WRITE, Bpp, &target, cols); 3036 } 3037 if (bktr->yclip != bktr->yclip2 ) { 3038 split(bktr, &dma_prog, bktr->yclip2 - 3039 bktr->yclip, OP_SKIP, Bpp, &target, cols); 3040 } 3041 } 3042 } 3043 3044 target_buffer += interlace * pitch; 3045 } 3046 } 3047 3048 /* sync vre IRQ bit */ 3049 *dma_prog++ = htole32(OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE); 3050 *dma_prog++ = htole32(0); /* NULL WORD */ 3051 *dma_prog++ = htole32(OP_JUMP); 3052#ifdef __FreeBSD__ 3053 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog) ; 3054#else 3055 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3056#endif 3057 *dma_prog++ = htole32(0); /* NULL WORD */ 3058} 3059 3060 3061/* 3062 * 3063 */ 3064static void 3065yuvpack_prog( bktr_ptr_t bktr, char i_flag, 3066 int cols, int rows, int interlace ) 3067{ 3068 int i; 3069 volatile unsigned int inst; 3070 volatile unsigned int inst3; 3071 volatile u_long target_buffer, buffer; 3072 volatile u_long *dma_prog; 3073 const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; 3074 int b; 3075 3076 OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); 3077 3078 OUTB(bktr, BKTR_E_SCLOOP, INB(bktr, BKTR_E_SCLOOP) | BT848_E_SCLOOP_CAGC); /* enable chroma comb */ 3079 OUTB(bktr, BKTR_O_SCLOOP, INB(bktr, BKTR_O_SCLOOP) | BT848_O_SCLOOP_CAGC); 3080 3081 OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_RGB_DED | BT848_COLOR_CTL_GAMMA); 3082 OUTB(bktr, BKTR_ADC, SYNC_LEVEL); 3083 3084 bktr->capcontrol = 1 << 6 | 1 << 4 | 1 << 2 | 3; 3085 bktr->capcontrol = 3 << 2 | 3; 3086 3087 dma_prog = (u_long *) bktr->dma_prog; 3088 3089 /* Construct Write */ 3090 3091 /* write , sol, eol */ 3092 inst = OP_WRITE | OP_SOL | (cols); 3093 /* write , sol, eol */ 3094 inst3 = OP_WRITE | OP_EOL | (cols); 3095 3096 if (bktr->video.addr) 3097 target_buffer = (u_long) bktr->video.addr; 3098 else 3099#ifdef __FreeBSD__ 3100 target_buffer = (u_long) vtophys(bktr->bigbuf); 3101#else 3102 target_buffer = bktr->dm_mem->dm_segs->ds_addr; 3103#endif 3104 3105 buffer = target_buffer; 3106 3107 /* contruct sync : for video packet format */ 3108 /* sync, mode indicator packed data */ 3109 *dma_prog++ = htole32(OP_SYNC | 1 << 15 | BKTR_FM1); 3110 *dma_prog++ = htole32(0); /* NULL WORD */ 3111 3112 b = cols; 3113 3114 for (i = 0; i < (rows/interlace); i++) { 3115 *dma_prog++ = htole32(inst); 3116 *dma_prog++ = htole32(target_buffer); 3117 *dma_prog++ = htole32(inst3); 3118 *dma_prog++ = htole32(target_buffer + b); 3119 target_buffer += interlace*(cols * 2); 3120 } 3121 3122 switch (i_flag) { 3123 case 1: 3124 /* sync vre */ 3125 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | BKTR_VRE); 3126 *dma_prog++ = htole32(0); /* NULL WORD */ 3127 3128 *dma_prog++ = htole32(OP_JUMP); 3129#ifdef __FreeBSD__ 3130 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog); 3131#else 3132 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3133#endif 3134 return; 3135 3136 case 2: 3137 /* sync vro */ 3138 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | BKTR_VRO); 3139 *dma_prog++ = htole32(0); /* NULL WORD */ 3140 *dma_prog++ = htole32(OP_JUMP); 3141#ifdef __FreeBSD__ 3142 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog); 3143#else 3144 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3145#endif 3146 return; 3147 3148 case 3: 3149 /* sync vro */ 3150 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRO); 3151 *dma_prog++ = htole32(0); /* NULL WORD */ 3152 *dma_prog++ = htole32(OP_JUMP); 3153#ifdef __FreeBSD__ 3154 *dma_prog = (u_long ) vtophys(bktr->odd_dma_prog); 3155#else 3156 *dma_prog++ = htole32(bktr->dm_oprog->dm_segs->ds_addr); 3157#endif 3158 break; 3159 } 3160 3161 if (interlace == 2) { 3162 3163 target_buffer = (u_long) buffer + cols*2; 3164 3165 dma_prog = (u_long * ) bktr->odd_dma_prog; 3166 3167 /* sync vre */ 3168 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_FM1); 3169 *dma_prog++ = htole32(0); /* NULL WORD */ 3170 3171 for (i = 0; i < (rows/interlace) ; i++) { 3172 *dma_prog++ = htole32(inst); 3173 *dma_prog++ = htole32(target_buffer); 3174 *dma_prog++ = htole32(inst3); 3175 *dma_prog++ = htole32(target_buffer + b); 3176 target_buffer += interlace * ( cols*2); 3177 } 3178 } 3179 3180 /* sync vro IRQ bit */ 3181 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRE); 3182 *dma_prog++ = htole32(0); /* NULL WORD */ 3183 *dma_prog++ = htole32(OP_JUMP); 3184#ifdef __FreeBSD__ 3185 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog); 3186#else 3187 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3188#endif 3189 3190 *dma_prog++ = htole32(OP_JUMP); 3191#ifdef __FreeBSD__ 3192 *dma_prog++ = (u_long ) vtophys(bktr->dma_prog); 3193#else 3194 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3195#endif 3196 *dma_prog++ = htole32(0); /* NULL WORD */ 3197} 3198 3199 3200/* 3201 * 3202 */ 3203static void 3204yuv422_prog(bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace) 3205{ 3206 int i; 3207 u_int inst; 3208 u_int target_buffer, t1, buffer; 3209 u_int *dma_prog; 3210 const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; 3211 3212 OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); 3213 3214 dma_prog = (u_int *) bktr->dma_prog; 3215 3216 bktr->capcontrol = 1 << 6 | 1 << 4 | 3; 3217 3218 OUTB(bktr, BKTR_ADC, SYNC_LEVEL); 3219 OUTB(bktr, BKTR_OFORM, 0x00); 3220 3221 OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | BT848_E_CONTROL_LDEC); /* disable luma decimation */ 3222 OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | BT848_O_CONTROL_LDEC); 3223 3224 OUTB(bktr, BKTR_E_SCLOOP, INB(bktr, BKTR_E_SCLOOP) | BT848_E_SCLOOP_CAGC); /* chroma agc enable */ 3225 OUTB(bktr, BKTR_O_SCLOOP, INB(bktr, BKTR_O_SCLOOP) | BT848_O_SCLOOP_CAGC); 3226 3227 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ 3228 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); 3229 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | ~0x40); /* set chroma comb */ 3230 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | ~0x40); 3231 3232 /* disable gamma correction removal */ 3233 OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); 3234 3235 /* Construct Write */ 3236 inst = OP_WRITE123 | OP_SOL | OP_EOL | (cols); 3237 if (bktr->video.addr) 3238 target_buffer = (u_int) bktr->video.addr; 3239 else 3240#ifdef __FreeBSD__ 3241 target_buffer = (u_int) vtophys(bktr->bigbuf); 3242#else 3243 target_buffer = bktr->dm_mem->dm_segs->ds_addr; 3244#endif 3245 3246 buffer = target_buffer; 3247 3248 t1 = buffer; 3249 3250 /* contruct sync : for video packet format */ 3251 /* sync, mode indicator packed data*/ 3252 *dma_prog++ = htole32(OP_SYNC | 1 << 15 | BKTR_FM3); 3253 *dma_prog++ = htole32(0); /* NULL WORD */ 3254 3255 for (i = 0; i < (rows/interlace ) ; i++) { 3256 *dma_prog++ = htole32(inst); 3257 *dma_prog++ = htole32(cols/2 | cols/2 << 16); 3258 *dma_prog++ = htole32(target_buffer); 3259 *dma_prog++ = htole32(t1 + (cols*rows) + i*cols/2 * interlace); 3260 *dma_prog++ = htole32(t1 + (cols*rows) + (cols*rows/2) + 3261 i*cols/2 * interlace); 3262 target_buffer += interlace*cols; 3263 } 3264 3265 switch (i_flag) { 3266 case 1: 3267 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | BKTR_VRE); /*sync vre*/ 3268 *dma_prog++ = htole32(0); /* NULL WORD */ 3269 3270 *dma_prog++ = htole32(OP_JUMP); 3271#ifdef __FreeBSD__ 3272 *dma_prog++ = (u_int) vtophys(bktr->dma_prog); 3273#else 3274 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3275#endif 3276 return; 3277 3278 case 2: 3279 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | BKTR_VRO); /*sync vre*/ 3280 *dma_prog++ = htole32(0); /* NULL WORD */ 3281 3282 *dma_prog++ = htole32(OP_JUMP); 3283#ifdef __FreeBSD__ 3284 *dma_prog++ = (u_int) vtophys(bktr->dma_prog); 3285#else 3286 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3287#endif 3288 return; 3289 3290 case 3: 3291 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRO); 3292 *dma_prog++ = htole32(0); /* NULL WORD */ 3293 3294 *dma_prog++ = htole32(OP_JUMP); 3295#ifdef __FreeBSD__ 3296 *dma_prog = (u_int) vtophys(bktr->odd_dma_prog); 3297#else 3298 *dma_prog++ = htole32(bktr->dm_oprog->dm_segs->ds_addr); 3299#endif 3300 break; 3301 } 3302 3303 if (interlace == 2) { 3304 3305 dma_prog = (u_int * ) bktr->odd_dma_prog; 3306 3307 target_buffer = (u_int) buffer + cols; 3308 t1 = buffer + cols/2; 3309 *dma_prog++ = htole32(OP_SYNC | 1 << 15 | BKTR_FM3); 3310 *dma_prog++ = htole32(0); /* NULL WORD */ 3311 3312 for (i = 0; i < (rows/interlace ) ; i++) { 3313 *dma_prog++ = htole32(inst); 3314 *dma_prog++ = htole32(cols/2 | cols/2 << 16); 3315 *dma_prog++ = htole32(target_buffer); 3316 *dma_prog++ = htole32(t1 + (cols*rows) + 3317 i*cols/2 * interlace); 3318 *dma_prog++ = htole32(t1 + (cols*rows) + 3319 (cols*rows/2) + i*cols/2 * interlace); 3320 target_buffer += interlace*cols; 3321 } 3322 } 3323 3324 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRE); 3325 *dma_prog++ = htole32(0); /* NULL WORD */ 3326 *dma_prog++ = htole32(OP_JUMP); 3327#ifdef __FreeBSD__ 3328 *dma_prog++ = (u_int) vtophys(bktr->dma_prog) ; 3329#else 3330 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3331#endif 3332 *dma_prog++ = htole32(0); /* NULL WORD */ 3333} 3334 3335 3336/* 3337 * 3338 */ 3339static void 3340yuv12_prog( bktr_ptr_t bktr, char i_flag, 3341 int cols, int rows, int interlace ){ 3342 3343 int i; 3344 u_int inst; 3345 u_int inst1; 3346 u_int target_buffer, t1, buffer; 3347 u_int *dma_prog; 3348 const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; 3349 3350 OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); 3351 3352 dma_prog = (u_int *) bktr->dma_prog; 3353 3354 bktr->capcontrol = 1 << 6 | 1 << 4 | 3; 3355 3356 OUTB(bktr, BKTR_ADC, SYNC_LEVEL); 3357 OUTB(bktr, BKTR_OFORM, 0x0); 3358 3359 /* Construct Write */ 3360 inst = OP_WRITE123 | OP_SOL | OP_EOL | (cols); 3361 inst1 = OP_WRITES123 | OP_SOL | OP_EOL | (cols); 3362 if (bktr->video.addr) 3363 target_buffer = (u_long) bktr->video.addr; 3364 else 3365#ifdef __FreeBSD__ 3366 target_buffer = (u_long) vtophys(bktr->bigbuf); 3367#else 3368 target_buffer = bktr->dm_mem->dm_segs->ds_addr; 3369#endif 3370 3371 buffer = target_buffer; 3372 t1 = buffer; 3373 3374 /* sync, mode indicator packed data*/ 3375 *dma_prog++ = htole32(OP_SYNC | 1 << 15 | BKTR_FM3); 3376 *dma_prog++ = htole32(0); /* NULL WORD */ 3377 3378 for (i = 0; i < (rows/interlace )/2 ; i++) { 3379 *dma_prog++ = htole32(inst); 3380 *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); 3381 *dma_prog++ = htole32(target_buffer); 3382 *dma_prog++ = htole32(t1 + (cols*rows) + i*cols/2 * interlace); 3383 *dma_prog++ = htole32(t1 + (cols*rows) + (cols*rows/4) + 3384 i*cols/2 * interlace); 3385 target_buffer += interlace*cols; 3386 *dma_prog++ = htole32(inst1); 3387 *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); 3388 *dma_prog++ = htole32(target_buffer); 3389 target_buffer += interlace*cols; 3390 3391 } 3392 3393 switch (i_flag) { 3394 case 1: 3395 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | BKTR_VRE); /*sync vre*/ 3396 *dma_prog++ = htole32(0); /* NULL WORD */ 3397 3398 *dma_prog++ = htole32(OP_JUMP); 3399#ifdef __FreeBSD__ 3400 *dma_prog++ = (u_int) vtophys(bktr->dma_prog); 3401#else 3402 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3403#endif 3404 return; 3405 3406 case 2: 3407 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | BKTR_VRO); /*sync vro*/ 3408 *dma_prog++ = htole32(0); /* NULL WORD */ 3409 3410 *dma_prog++ = htole32(OP_JUMP); 3411#ifdef __FreeBSD__ 3412 *dma_prog++ = (u_int) vtophys(bktr->dma_prog); 3413#else 3414 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3415#endif 3416 return; 3417 3418 case 3: 3419 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRO); 3420 *dma_prog++ = htole32(0); /* NULL WORD */ 3421 *dma_prog++ = htole32(OP_JUMP); 3422#ifdef __FreeBSD__ 3423 *dma_prog = (u_int) vtophys(bktr->odd_dma_prog); 3424#else 3425 *dma_prog++ = htole32(bktr->dm_oprog->dm_segs->ds_addr); 3426#endif 3427 break; 3428 } 3429 3430 if (interlace == 2) { 3431 3432 dma_prog = (u_int *)bktr->odd_dma_prog; 3433 3434 target_buffer = (u_long) buffer + cols; 3435 t1 = buffer + cols/2; 3436 *dma_prog++ = htole32(OP_SYNC | 1 << 15 | BKTR_FM3); 3437 *dma_prog++ = htole32(0); /* NULL WORD */ 3438 3439 for (i = 0; i < ((rows/interlace )/2 ) ; i++) { 3440 *dma_prog++ = htole32(inst); 3441 *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); 3442 *dma_prog++ = htole32(target_buffer); 3443 *dma_prog++ = htole32(t1 + (cols*rows) + 3444 i*cols/2 * interlace); 3445 *dma_prog++ = htole32(t1 + (cols*rows) + 3446 (cols*rows/4) + i*cols/2 * interlace); 3447 target_buffer += interlace*cols; 3448 *dma_prog++ = htole32(inst1); 3449 *dma_prog++ = htole32(cols/2 | (cols/2 << 16)); 3450 *dma_prog++ = htole32(target_buffer); 3451 target_buffer += interlace*cols; 3452 } 3453 } 3454 3455 *dma_prog++ = htole32(OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRE); 3456 *dma_prog++ = htole32(0); /* NULL WORD */ 3457 *dma_prog++ = htole32(OP_JUMP); 3458#ifdef __FreeBSD__ 3459 *dma_prog++ = (u_int )vtophys(bktr->dma_prog); 3460#else 3461 *dma_prog++ = htole32(bktr->dm_prog->dm_segs->ds_addr); 3462#endif 3463 *dma_prog++ = htole32(0); /* NULL WORD */ 3464} 3465 3466 3467/* 3468 * 3469 */ 3470static void 3471build_dma_prog( bktr_ptr_t bktr, char i_flag ) 3472{ 3473 int rows, cols, interlace; 3474 int tmp_int; 3475 unsigned int temp; 3476 const struct format_params *fp; 3477 const struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; 3478 3479 3480 fp = &format_params[bktr->format_params]; 3481 3482 OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); 3483 3484 /* disable FIFO & RISC, leave other bits alone */ 3485 OUTW(bktr, BKTR_GPIO_DMA_CTL, INW(bktr, BKTR_GPIO_DMA_CTL) & ~FIFO_RISC_ENABLED); 3486 3487 /* set video parameters */ 3488 if (bktr->capture_area_enabled) 3489 temp = ((quad_t ) fp->htotal* (quad_t) bktr->capture_area_x_size * 4096 3490 / fp->scaled_htotal / bktr->cols) - 4096; 3491 else 3492 temp = ((quad_t ) fp->htotal* (quad_t) fp->scaled_hactive * 4096 3493 / fp->scaled_htotal / bktr->cols) - 4096; 3494 3495 /* printf("%s: HSCALE value is %d\n", bktr_name(bktr), temp); */ 3496 OUTB(bktr, BKTR_E_HSCALE_LO, temp & 0xff); 3497 OUTB(bktr, BKTR_O_HSCALE_LO, temp & 0xff); 3498 OUTB(bktr, BKTR_E_HSCALE_HI, (temp >> 8) & 0xff); 3499 OUTB(bktr, BKTR_O_HSCALE_HI, (temp >> 8) & 0xff); 3500 3501 /* horizontal active */ 3502 temp = bktr->cols; 3503 /* printf("%s: HACTIVE value is %d\n", bktr_name(bktr), temp); */ 3504 OUTB(bktr, BKTR_E_HACTIVE_LO, temp & 0xff); 3505 OUTB(bktr, BKTR_O_HACTIVE_LO, temp & 0xff); 3506 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0x3); 3507 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0x3); 3508 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 8) & 0x3)); 3509 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 8) & 0x3)); 3510 3511 /* horizontal delay */ 3512 if (bktr->capture_area_enabled) 3513 temp = ( (fp->hdelay* fp->scaled_hactive + bktr->capture_area_x_offset* fp->scaled_htotal) 3514 * bktr->cols) / (bktr->capture_area_x_size * fp->hactive); 3515 else 3516 temp = (fp->hdelay * bktr->cols) / fp->hactive; 3517 3518 temp = temp & 0x3fe; 3519 3520 /* printf("%s: HDELAY value is %d\n", bktr_name(bktr), temp); */ 3521 OUTB(bktr, BKTR_E_DELAY_LO, temp & 0xff); 3522 OUTB(bktr, BKTR_O_DELAY_LO, temp & 0xff); 3523 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0xc); 3524 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0xc); 3525 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 6) & 0xc)); 3526 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 6) & 0xc)); 3527 3528 /* vertical scale */ 3529 3530 if (bktr->capture_area_enabled) { 3531 if (bktr->flags & METEOR_ONLY_ODD_FIELDS || 3532 bktr->flags & METEOR_ONLY_EVEN_FIELDS) 3533 tmp_int = 65536 - 3534 (((bktr->capture_area_y_size * 256 + (bktr->rows/2)) / bktr->rows) - 512); 3535 else { 3536 tmp_int = 65536 - 3537 (((bktr->capture_area_y_size * 512 + (bktr->rows / 2)) / bktr->rows) - 512); 3538 } 3539 } else { 3540 if (bktr->flags & METEOR_ONLY_ODD_FIELDS || 3541 bktr->flags & METEOR_ONLY_EVEN_FIELDS) 3542 tmp_int = 65536 - 3543 (((fp->vactive * 256 + (bktr->rows/2)) / bktr->rows) - 512); 3544 else { 3545 tmp_int = 65536 - 3546 (((fp->vactive * 512 + (bktr->rows / 2)) / bktr->rows) - 512); 3547 } 3548 } 3549 3550 tmp_int &= 0x1fff; 3551 /* printf("%s: VSCALE value is %d\n", bktr_name(bktr), tmp_int); */ 3552 OUTB(bktr, BKTR_E_VSCALE_LO, tmp_int & 0xff); 3553 OUTB(bktr, BKTR_O_VSCALE_LO, tmp_int & 0xff); 3554 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x1f); 3555 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x1f); 3556 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | ((tmp_int >> 8) & 0x1f)); 3557 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | ((tmp_int >> 8) & 0x1f)); 3558 3559 3560 /* vertical active */ 3561 if (bktr->capture_area_enabled) 3562 temp = bktr->capture_area_y_size; 3563 else 3564 temp = fp->vactive; 3565 /* printf("%s: VACTIVE is %d\n", bktr_name(bktr), temp); */ 3566 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0x30); 3567 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 4) & 0x30)); 3568 OUTB(bktr, BKTR_E_VACTIVE_LO, temp & 0xff); 3569 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0x30); 3570 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 4) & 0x30)); 3571 OUTB(bktr, BKTR_O_VACTIVE_LO, temp & 0xff); 3572 3573 /* vertical delay */ 3574 if (bktr->capture_area_enabled) 3575 temp = fp->vdelay + (bktr->capture_area_y_offset); 3576 else 3577 temp = fp->vdelay; 3578 /* printf("%s: VDELAY is %d\n", bktr_name(bktr), temp); */ 3579 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0xC0); 3580 OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 2) & 0xC0)); 3581 OUTB(bktr, BKTR_E_VDELAY_LO, temp & 0xff); 3582 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0xC0); 3583 OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 2) & 0xC0)); 3584 OUTB(bktr, BKTR_O_VDELAY_LO, temp & 0xff); 3585 3586 /* end of video params */ 3587 3588 if ((bktr->xtal_pll_mode == BT848_USE_PLL) 3589 && (fp->iform_xtsel==BT848_IFORM_X_XT1)) { 3590 OUTB(bktr, BKTR_TGCTRL, BT848_TGCTRL_TGCKI_PLL); /* Select PLL mode */ 3591 } else { 3592 OUTB(bktr, BKTR_TGCTRL, BT848_TGCTRL_TGCKI_XTAL); /* Select Normal xtal 0/xtal 1 mode */ 3593 } 3594 3595 /* capture control */ 3596 switch (i_flag) { 3597 case 1: 3598 bktr->bktr_cap_ctl = 3599 (BT848_CAP_CTL_DITH_FRAME | BT848_CAP_CTL_EVEN); 3600 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x20); 3601 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x20); 3602 interlace = 1; 3603 break; 3604 case 2: 3605 bktr->bktr_cap_ctl = 3606 (BT848_CAP_CTL_DITH_FRAME | BT848_CAP_CTL_ODD); 3607 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x20); 3608 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x20); 3609 interlace = 1; 3610 break; 3611 default: 3612 bktr->bktr_cap_ctl = 3613 (BT848_CAP_CTL_DITH_FRAME | 3614 BT848_CAP_CTL_EVEN | BT848_CAP_CTL_ODD); 3615 OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x20); 3616 OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x20); 3617 interlace = 2; 3618 break; 3619 } 3620 3621#ifdef __FreeBSD__ 3622 OUTL(bktr, BKTR_RISC_STRT_ADD, vtophys(bktr->dma_prog)); 3623#else 3624 OUTL(bktr, BKTR_RISC_STRT_ADD, bktr->dm_prog->dm_segs->ds_addr); 3625#endif 3626 3627 rows = bktr->rows; 3628 cols = bktr->cols; 3629 3630 bktr->vbiflags &= ~VBI_CAPTURE; /* default - no vbi capture */ 3631 3632 /* RGB Grabs. If /dev/vbi is already open, or we are a PAL/SECAM */ 3633 /* user, then use the rgb_vbi RISC program. */ 3634 /* Otherwise, use the normal rgb RISC program */ 3635 if (pf_int->public.type == METEOR_PIXTYPE_RGB) { 3636 if ( (bktr->vbiflags & VBI_OPEN) 3637 ||(bktr->format_params == BT848_IFORM_F_PALBDGHI) 3638 ||(bktr->format_params == BT848_IFORM_F_SECAM) 3639 ){ 3640 bktr->bktr_cap_ctl |= 3641 BT848_CAP_CTL_VBI_EVEN | BT848_CAP_CTL_VBI_ODD; 3642 bktr->vbiflags |= VBI_CAPTURE; 3643 rgb_vbi_prog(bktr, i_flag, cols, rows, interlace); 3644 return; 3645 } else { 3646 rgb_prog(bktr, i_flag, cols, rows, interlace); 3647 return; 3648 } 3649 } 3650 3651 if ( pf_int->public.type == METEOR_PIXTYPE_YUV ) { 3652 yuv422_prog(bktr, i_flag, cols, rows, interlace); 3653 OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) 3654 | pixfmt_swap_flags( bktr->pixfmt )); 3655 return; 3656 } 3657 3658 if ( pf_int->public.type == METEOR_PIXTYPE_YUV_PACKED ) { 3659 yuvpack_prog(bktr, i_flag, cols, rows, interlace); 3660 OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) 3661 | pixfmt_swap_flags( bktr->pixfmt )); 3662 return; 3663 } 3664 3665 if ( pf_int->public.type == METEOR_PIXTYPE_YUV_12 ) { 3666 yuv12_prog(bktr, i_flag, cols, rows, interlace); 3667 OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) 3668 | pixfmt_swap_flags( bktr->pixfmt )); 3669 return; 3670 } 3671 return; 3672} 3673 3674 3675/****************************************************************************** 3676 * video & video capture specific routines: 3677 */ 3678 3679 3680/* 3681 * 3682 */ 3683static void 3684start_capture( bktr_ptr_t bktr, unsigned type ) 3685{ 3686 u_char i_flag; 3687 const struct format_params *fp; 3688 3689 fp = &format_params[bktr->format_params]; 3690 3691 /* If requested, clear out capture buf first */ 3692 if (bktr->clr_on_start && (bktr->video.addr == 0)) { 3693 bzero((caddr_t)bktr->bigbuf, 3694 (size_t)bktr->rows * bktr->cols * bktr->frames * 3695 pixfmt_table[ bktr->pixfmt ].public.Bpp); 3696 } 3697 3698 OUTB(bktr, BKTR_DSTATUS, 0); 3699 OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); 3700 3701 bktr->flags |= type; 3702 bktr->flags &= ~METEOR_WANT_MASK; 3703 switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { 3704 case METEOR_ONLY_EVEN_FIELDS: 3705 bktr->flags |= METEOR_WANT_EVEN; 3706 i_flag = 1; 3707 break; 3708 case METEOR_ONLY_ODD_FIELDS: 3709 bktr->flags |= METEOR_WANT_ODD; 3710 i_flag = 2; 3711 break; 3712 default: 3713 bktr->flags |= METEOR_WANT_MASK; 3714 i_flag = 3; 3715 break; 3716 } 3717 3718 /* TDEC is only valid for continuous captures */ 3719 if ( type == METEOR_SINGLE ) { 3720 u_short fps_save = bktr->fps; 3721 3722 set_fps(bktr, fp->frame_rate); 3723 bktr->fps = fps_save; 3724 } 3725 else 3726 set_fps(bktr, bktr->fps); 3727 3728 if (bktr->dma_prog_loaded == FALSE) { 3729 build_dma_prog(bktr, i_flag); 3730 bktr->dma_prog_loaded = TRUE; 3731 } 3732 3733 3734#ifdef __FreeBSD__ 3735 OUTL(bktr, BKTR_RISC_STRT_ADD, vtophys(bktr->dma_prog)); 3736#else 3737 OUTL(bktr, BKTR_RISC_STRT_ADD, bktr->dm_prog->dm_segs->ds_addr); 3738#endif 3739} 3740 3741 3742/* 3743 * 3744 */ 3745static void 3746set_fps( bktr_ptr_t bktr, u_short fps ) 3747{ 3748 const struct format_params *fp; 3749 int i_flag; 3750 3751 fp = &format_params[bktr->format_params]; 3752 3753 switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { 3754 case METEOR_ONLY_EVEN_FIELDS: 3755 bktr->flags |= METEOR_WANT_EVEN; 3756 i_flag = 1; 3757 break; 3758 case METEOR_ONLY_ODD_FIELDS: 3759 bktr->flags |= METEOR_WANT_ODD; 3760 i_flag = 1; 3761 break; 3762 default: 3763 bktr->flags |= METEOR_WANT_MASK; 3764 i_flag = 2; 3765 break; 3766 } 3767 3768 OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); 3769 OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); 3770 3771 bktr->fps = fps; 3772 OUTB(bktr, BKTR_TDEC, 0); 3773 3774 if (fps < fp->frame_rate) 3775 OUTB(bktr, BKTR_TDEC, i_flag*(fp->frame_rate - fps) & 0x3f); 3776 else 3777 OUTB(bktr, BKTR_TDEC, 0); 3778 return; 3779 3780} 3781 3782 3783 3784 3785 3786/* 3787 * Given a pixfmt index, compute the bt848 swap_flags necessary to 3788 * achieve the specified swapping. 3789 * Note that without bt swapping, 2Bpp and 3Bpp modes are written 3790 * byte-swapped, and 4Bpp modes are byte and word swapped (see Table 6 3791 * and read R->L). 3792 * Note also that for 3Bpp, we may additionally need to do some creative 3793 * SKIPing to align the FIFO bytelines with the target buffer (see split()). 3794 * This is abstracted here: e.g. no swaps = RGBA; byte & short swap = ABGR 3795 * as one would expect. 3796 */ 3797 3798static u_int pixfmt_swap_flags( int pixfmt ) 3799{ 3800 const struct meteor_pixfmt *pf = &pixfmt_table[ pixfmt ].public; 3801 u_int swapf = 0; 3802 int swap_bytes, swap_shorts; 3803 3804#if BYTE_ORDER == LITTLE_ENDIAN 3805 swap_bytes = pf->swap_bytes; 3806 swap_shorts = pf->swap_shorts; 3807#else 3808 swap_bytes = !pf->swap_bytes; 3809 swap_shorts = !pf->swap_shorts; 3810#endif 3811 3812 switch ( pf->Bpp ) { 3813 case 2: 3814 swapf = swap_bytes ? 0 : BSWAP; 3815 break; 3816 3817 case 3: /* no swaps supported for 3bpp - makes no sense w/ bt848 */ 3818 break; 3819 3820 case 4: 3821 swapf = swap_bytes ? 0 : BSWAP; 3822 swapf |= swap_shorts ? 0 : WSWAP; 3823 break; 3824 } 3825 return swapf; 3826} 3827 3828 3829 3830/* 3831 * Converts meteor-defined pixel formats (e.g. METEOR_GEO_RGB16) into 3832 * our pixfmt_table indices. 3833 */ 3834 3835static int oformat_meteor_to_bt( u_long format ) 3836{ 3837 int i; 3838 const struct meteor_pixfmt *pf1, *pf2; 3839 3840 /* Find format in compatibility table */ 3841 for ( i = 0; i < METEOR_PIXFMT_TABLE_SIZE; i++ ) 3842 if ( meteor_pixfmt_table[i].meteor_format == format ) 3843 break; 3844 3845 if ( i >= METEOR_PIXFMT_TABLE_SIZE ) 3846 return -1; 3847 pf1 = &meteor_pixfmt_table[i].public; 3848 3849 /* Match it with an entry in master pixel format table */ 3850 for ( i = 0; i < PIXFMT_TABLE_SIZE; i++ ) { 3851 pf2 = &pixfmt_table[i].public; 3852 3853 if (( pf1->type == pf2->type ) && 3854 ( pf1->Bpp == pf2->Bpp ) && 3855 !bcmp( pf1->masks, pf2->masks, sizeof( pf1->masks )) && 3856 ( pf1->swap_bytes == pf2->swap_bytes ) && 3857 ( pf1->swap_shorts == pf2->swap_shorts )) 3858 break; 3859 } 3860 if ( i >= PIXFMT_TABLE_SIZE ) 3861 return -1; 3862 3863 return i; 3864} 3865 3866/****************************************************************************** 3867 * i2c primitives: 3868 */ 3869 3870/* */ 3871#define I2CBITTIME (0x5) /* 5 * 0.48uS */ 3872#define I2CBITTIME_878 (0x8) 3873#define I2C_READ 0x01 3874#define I2C_COMMAND ((I2CBITTIME << 4) | \ 3875 BT848_DATA_CTL_I2CSCL | \ 3876 BT848_DATA_CTL_I2CSDA) 3877 3878#define I2C_COMMAND_878 ((I2CBITTIME_878 << 4) | \ 3879 BT848_DATA_CTL_I2CSCL | \ 3880 BT848_DATA_CTL_I2CSDA) 3881 3882/* Select between old i2c code and new iicbus / smbus code */ 3883#if defined(BKTR_USE_FREEBSD_SMBUS) 3884 3885/* 3886 * The hardware interface is actually SMB commands 3887 */ 3888int 3889i2cWrite( bktr_ptr_t bktr, int addr, int byte1, int byte2 ) 3890{ 3891 char cmd; 3892 3893 if (bktr->id == BROOKTREE_848 || 3894 bktr->id == BROOKTREE_848A || 3895 bktr->id == BROOKTREE_849A) 3896 cmd = I2C_COMMAND; 3897 else 3898 cmd = I2C_COMMAND_878; 3899 3900 if (byte2 != -1) { 3901 if (smbus_writew(bktr->i2c_sc.smbus, addr, cmd, 3902 (short)(((byte2 & 0xff) << 8) | (byte1 & 0xff)))) 3903 return (-1); 3904 } else { 3905 if (smbus_writeb(bktr->i2c_sc.smbus, addr, cmd, 3906 (char)(byte1 & 0xff))) 3907 return (-1); 3908 } 3909 3910 /* return OK */ 3911 return( 0 ); 3912} 3913 3914int 3915i2cRead( bktr_ptr_t bktr, int addr ) 3916{ 3917 char result; 3918 char cmd; 3919 3920 if (bktr->id == BROOKTREE_848 || 3921 bktr->id == BROOKTREE_848A || 3922 bktr->id == BROOKTREE_849A) 3923 cmd = I2C_COMMAND; 3924 else 3925 cmd = I2C_COMMAND_878; 3926 3927 if (smbus_readb(bktr->i2c_sc.smbus, addr, cmd, &result)) 3928 return (-1); 3929 3930 return ((int)((unsigned char)result)); 3931} 3932 3933#define IICBUS(bktr) ((bktr)->i2c_sc.iicbus) 3934 3935/* The MSP34xx and DPL35xx Audio chip require i2c bus writes of up */ 3936/* to 5 bytes which the bt848 automated i2c bus controller cannot handle */ 3937/* Therefore we need low level control of the i2c bus hardware */ 3938 3939/* Write to the MSP or DPL registers */ 3940void 3941msp_dpl_write(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr, unsigned int data) 3942{ 3943 unsigned char addr_l, addr_h, data_h, data_l ; 3944 3945 addr_h = (addr >>8) & 0xff; 3946 addr_l = addr & 0xff; 3947 data_h = (data >>8) & 0xff; 3948 data_l = data & 0xff; 3949 3950 iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); 3951 3952 iicbus_write_byte(IICBUS(bktr), dev, 0); 3953 iicbus_write_byte(IICBUS(bktr), addr_h, 0); 3954 iicbus_write_byte(IICBUS(bktr), addr_l, 0); 3955 iicbus_write_byte(IICBUS(bktr), data_h, 0); 3956 iicbus_write_byte(IICBUS(bktr), data_l, 0); 3957 3958 iicbus_stop(IICBUS(bktr)); 3959 3960 return; 3961} 3962 3963/* Read from the MSP or DPL registers */ 3964unsigned int 3965msp_dpl_read(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr) 3966{ 3967 unsigned int data; 3968 unsigned char addr_l, addr_h, dev_r; 3969 int read; 3970 u_char data_read[2]; 3971 3972 addr_h = (addr >>8) & 0xff; 3973 addr_l = addr & 0xff; 3974 dev_r = dev+1; 3975 3976 /* XXX errors ignored */ 3977 iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); 3978 3979 iicbus_write_byte(IICBUS(bktr), dev_r, 0); 3980 iicbus_write_byte(IICBUS(bktr), addr_h, 0); 3981 iicbus_write_byte(IICBUS(bktr), addr_l, 0); 3982 3983 iicbus_repeated_start(IICBUS(bktr), i2c_addr +1, 0 /* no timeout? */); 3984 iicbus_read(IICBUS(bktr), data_read, 2, &read, IIC_LAST_READ, 0); 3985 iicbus_stop(IICBUS(bktr)); 3986 3987 data = (data_read[0]<<8) | data_read[1]; 3988 3989 return (data); 3990} 3991 3992/* Reset the MSP or DPL chip */ 3993/* The user can block the reset (which is handy if you initialise the 3994 * MSP and/or DPL audio in another operating system first (eg in Windows) 3995 */ 3996void 3997msp_dpl_reset( bktr_ptr_t bktr, int i2c_addr ) 3998{ 3999 4000#ifndef BKTR_NO_MSP_RESET 4001 /* put into reset mode */ 4002 iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); 4003 iicbus_write_byte(IICBUS(bktr), 0x00, 0); 4004 iicbus_write_byte(IICBUS(bktr), 0x80, 0); 4005 iicbus_write_byte(IICBUS(bktr), 0x00, 0); 4006 iicbus_stop(IICBUS(bktr)); 4007 4008 /* put back to operational mode */ 4009 iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); 4010 iicbus_write_byte(IICBUS(bktr), 0x00, 0); 4011 iicbus_write_byte(IICBUS(bktr), 0x00, 0); 4012 iicbus_write_byte(IICBUS(bktr), 0x00, 0); 4013 iicbus_stop(IICBUS(bktr)); 4014#endif 4015 return; 4016} 4017 4018static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote) { 4019 int read; 4020 4021 /* XXX errors ignored */ 4022 iicbus_start(IICBUS(bktr), bktr->remote_control_addr, 0 /* no timeout? */); 4023 iicbus_read(IICBUS(bktr), remote->data, 3, &read, IIC_LAST_READ, 0); 4024 iicbus_stop(IICBUS(bktr)); 4025 4026 return; 4027} 4028 4029#else /* defined(BKTR_USE_FREEBSD_SMBUS) */ 4030 4031/* 4032 * Program the i2c bus directly 4033 */ 4034int 4035i2cWrite( bktr_ptr_t bktr, int addr, int byte1, int byte2 ) 4036{ 4037 u_long x; 4038 u_long data; 4039 4040 /* clear status bits */ 4041 OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE); 4042 4043 /* build the command datum */ 4044 if (bktr->id == BROOKTREE_848 || 4045 bktr->id == BROOKTREE_848A || 4046 bktr->id == BROOKTREE_849A) { 4047 data = ((addr & 0xff) << 24) | ((byte1 & 0xff) << 16) | I2C_COMMAND; 4048 } else { 4049 data = ((addr & 0xff) << 24) | ((byte1 & 0xff) << 16) | I2C_COMMAND_878; 4050 } 4051 if ( byte2 != -1 ) { 4052 data |= ((byte2 & 0xff) << 8); 4053 data |= BT848_DATA_CTL_I2CW3B; 4054 } 4055 4056 /* write the address and data */ 4057 OUTL(bktr, BKTR_I2C_DATA_CTL, data); 4058 4059 /* wait for completion */ 4060 for ( x = 0x7fffffff; x; --x ) { /* 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 /* return OK */ 4070 return( 0 ); 4071} 4072 4073 4074/* 4075 * 4076 */ 4077int 4078i2cRead( bktr_ptr_t bktr, int addr ) 4079{ 4080 u_int32_t x, stat; 4081 4082 /* clear status bits */ 4083 OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE); 4084 4085 /* write the READ address */ 4086 /* The Bt878 and Bt879 differed on the treatment of i2c commands */ 4087 4088 if (bktr->id == BROOKTREE_848 || 4089 bktr->id == BROOKTREE_848A || 4090 bktr->id == BROOKTREE_849A) 4091 OUTL(bktr, BKTR_I2C_DATA_CTL, ((addr & 0xff) << 24) | I2C_COMMAND); 4092 else 4093 OUTL(bktr, BKTR_I2C_DATA_CTL, ((addr & 0xff) << 24) | I2C_COMMAND_878); 4094 4095 /* wait for completion */ 4096 for (x = 5000; x--; DELAY(1)) /* 5 msec, safety valve */ 4097 if ((stat = INL(bktr, BKTR_INT_STAT)) & BT848_INT_I2CDONE) 4098 break; 4099 4100 /* check for ACK */ 4101 if ((stat & (I2C_BITS)) != (I2C_BITS)) 4102 return (-1); 4103 4104 /* it was a read */ 4105 x = INL(bktr, BKTR_I2C_DATA_CTL); 4106 return ((x >> 8) & 0xff); 4107} 4108 4109/* The MSP34xx Audio chip require i2c bus writes of up to 5 bytes which the */ 4110/* bt848 automated i2c bus controller cannot handle */ 4111/* Therefore we need low level control of the i2c bus hardware */ 4112/* Idea for the following functions are from elsewhere in this driver and */ 4113/* from the Linux BTTV i2c driver by Gerd Knorr <kraxel@cs.tu-berlin.de> */ 4114 4115#define BITD 40 4116static void i2c_start( bktr_ptr_t bktr) { 4117 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release data */ 4118 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release clock */ 4119 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* lower data */ 4120 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock */ 4121} 4122 4123static void i2c_stop( bktr_ptr_t bktr) { 4124 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock & data */ 4125 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* release clock */ 4126 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release data */ 4127} 4128 4129static int i2c_write_byte( bktr_ptr_t bktr, unsigned char data) { 4130 int x; 4131 int status; 4132 4133 /* write out the byte */ 4134 for ( x = 7; x >= 0; --x ) { 4135 if ( data & (1<<x) ) { 4136 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4137 DELAY( BITD ); /* assert HI data */ 4138 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); 4139 DELAY( BITD ); /* strobe clock */ 4140 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4141 DELAY( BITD ); /* release clock */ 4142 } 4143 else { 4144 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); 4145 DELAY( BITD ); /* assert LO data */ 4146 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); 4147 DELAY( BITD ); /* strobe clock */ 4148 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); 4149 DELAY( BITD ); /* release clock */ 4150 } 4151 } 4152 4153 /* look for an ACK */ 4154 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* float data */ 4155 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* strobe clock */ 4156 status = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the ACK bit */ 4157 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release clock */ 4158 4159 return( status ); 4160} 4161 4162static int i2c_read_byte( bktr_ptr_t bktr, unsigned char *data, int last ) { 4163 int x; 4164 int bit; 4165 int byte = 0; 4166 4167 /* read in the byte */ 4168 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4169 DELAY( BITD ); /* float data */ 4170 for ( x = 7; x >= 0; --x ) { 4171 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); 4172 DELAY( BITD ); /* strobe clock */ 4173 bit = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the data bit */ 4174 if ( bit ) byte |= (1<<x); 4175 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4176 DELAY( BITD ); /* release clock */ 4177 } 4178 /* After reading the byte, send an ACK */ 4179 /* (unless that was the last byte, for which we send a NAK */ 4180 if (last) { /* send NAK - same a writing a 1 */ 4181 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4182 DELAY( BITD ); /* set data bit */ 4183 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); 4184 DELAY( BITD ); /* strobe clock */ 4185 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4186 DELAY( BITD ); /* release clock */ 4187 } else { /* send ACK - same as writing a 0 */ 4188 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); 4189 DELAY( BITD ); /* set data bit */ 4190 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); 4191 DELAY( BITD ); /* strobe clock */ 4192 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); 4193 DELAY( BITD ); /* release clock */ 4194 } 4195 4196 *data=byte; 4197 return 0; 4198} 4199#undef BITD 4200 4201/* Write to the MSP or DPL registers */ 4202void msp_dpl_write( bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr, 4203 unsigned int data){ 4204 unsigned int msp_w_addr = i2c_addr; 4205 unsigned char addr_l, addr_h, data_h, data_l ; 4206 addr_h = (addr >>8) & 0xff; 4207 addr_l = addr & 0xff; 4208 data_h = (data >>8) & 0xff; 4209 data_l = data & 0xff; 4210 4211 i2c_start(bktr); 4212 i2c_write_byte(bktr, msp_w_addr); 4213 i2c_write_byte(bktr, dev); 4214 i2c_write_byte(bktr, addr_h); 4215 i2c_write_byte(bktr, addr_l); 4216 i2c_write_byte(bktr, data_h); 4217 i2c_write_byte(bktr, data_l); 4218 i2c_stop(bktr); 4219} 4220 4221/* Read from the MSP or DPL registers */ 4222unsigned int msp_dpl_read(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr){ 4223 unsigned int data; 4224 unsigned char addr_l, addr_h, data_1, data_2, dev_r ; 4225 addr_h = (addr >>8) & 0xff; 4226 addr_l = addr & 0xff; 4227 dev_r = dev+1; 4228 4229 i2c_start(bktr); 4230 i2c_write_byte(bktr,i2c_addr); 4231 i2c_write_byte(bktr,dev_r); 4232 i2c_write_byte(bktr,addr_h); 4233 i2c_write_byte(bktr,addr_l); 4234 4235 i2c_start(bktr); 4236 i2c_write_byte(bktr,i2c_addr+1); 4237 i2c_read_byte(bktr,&data_1, 0); 4238 i2c_read_byte(bktr,&data_2, 1); 4239 i2c_stop(bktr); 4240 data = (data_1<<8) | data_2; 4241 return data; 4242} 4243 4244/* Reset the MSP or DPL chip */ 4245/* The user can block the reset (which is handy if you initialise the 4246 * MSP audio in another operating system first (eg in Windows) 4247 */ 4248void msp_dpl_reset( bktr_ptr_t bktr, int i2c_addr ) { 4249 4250#ifndef BKTR_NO_MSP_RESET 4251 /* put into reset mode */ 4252 i2c_start(bktr); 4253 i2c_write_byte(bktr, i2c_addr); 4254 i2c_write_byte(bktr, 0x00); 4255 i2c_write_byte(bktr, 0x80); 4256 i2c_write_byte(bktr, 0x00); 4257 i2c_stop(bktr); 4258 4259 /* put back to operational mode */ 4260 i2c_start(bktr); 4261 i2c_write_byte(bktr, i2c_addr); 4262 i2c_write_byte(bktr, 0x00); 4263 i2c_write_byte(bktr, 0x00); 4264 i2c_write_byte(bktr, 0x00); 4265 i2c_stop(bktr); 4266#endif 4267 return; 4268 4269} 4270 4271static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote) { 4272 4273 /* XXX errors ignored */ 4274 i2c_start(bktr); 4275 i2c_write_byte(bktr,bktr->remote_control_addr); 4276 i2c_read_byte(bktr,&(remote->data[0]), 0); 4277 i2c_read_byte(bktr,&(remote->data[1]), 0); 4278 i2c_read_byte(bktr,&(remote->data[2]), 0); 4279 i2c_stop(bktr); 4280 4281 return; 4282} 4283 4284#endif /* defined(BKTR_USE_FREEBSD_SMBUS) */ 4285 4286 4287#if defined( I2C_SOFTWARE_PROBE ) 4288 4289/* 4290 * we are keeping this around for any parts that we need to probe 4291 * but that CANNOT be probed via an i2c read. 4292 * this is necessary because the hardware i2c mechanism 4293 * cannot be programmed for 1 byte writes. 4294 * currently there are no known i2c parts that we need to probe 4295 * and that cannot be safely read. 4296 */ 4297static int i2cProbe( bktr_ptr_t bktr, int addr ); 4298#define BITD 40 4299#define EXTRA_START 4300 4301/* 4302 * probe for an I2C device at addr. 4303 */ 4304static int 4305i2cProbe( bktr_ptr_t bktr, int addr ) 4306{ 4307 int x, status; 4308 4309 /* the START */ 4310#if defined( EXTRA_START ) 4311 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release data */ 4312 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release clock */ 4313#endif /* EXTRA_START */ 4314 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* lower data */ 4315 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock */ 4316 4317 /* write addr */ 4318 for ( x = 7; x >= 0; --x ) { 4319 if ( addr & (1<<x) ) { 4320 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4321 DELAY( BITD ); /* assert HI data */ 4322 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); 4323 DELAY( BITD ); /* strobe clock */ 4324 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); 4325 DELAY( BITD ); /* release clock */ 4326 } 4327 else { 4328 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); 4329 DELAY( BITD ); /* assert LO data */ 4330 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); 4331 DELAY( BITD ); /* strobe clock */ 4332 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); 4333 DELAY( BITD ); /* release clock */ 4334 } 4335 } 4336 4337 /* look for an ACK */ 4338 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* float data */ 4339 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* strobe clock */ 4340 status = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the ACK bit */ 4341 OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release clock */ 4342 4343 /* the STOP */ 4344 OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock & data */ 4345 OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* release clock */ 4346 OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release data */ 4347 4348 return( status ); 4349} 4350#undef EXTRA_START 4351#undef BITD 4352 4353#endif /* I2C_SOFTWARE_PROBE */ 4354 4355 4356#define ABSENT (-1) 4357 4358#endif /* FreeBSD, BSDI, NetBSD, OpenBSD */ 4359