| 1 | /* |
| 2 | * 1. Redistributions of source code must retain the |
| 3 | * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. All advertising materials mentioning features or use of this software |
| 15 | * must display the following acknowledgement: |
| 16 | * This product includes software developed by Amancio Hasty and |
| 17 | * Roger Hardiman |
| 18 | * 4. The name of the author may not be used to endorse or promote products |
| 19 | * derived from this software without specific prior written permission. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 22 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 23 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 24 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
| 25 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 26 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| 27 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 29 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| 30 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 31 | * POSSIBILITY OF SUCH DAMAGE. |
| 32 | */ |
| 33 | /*- |
| 34 | * 1. Redistributions of source code must retain the |
| 35 | * Copyright (c) 1995 Mark Tinguely and Jim Lowe |
| 36 | * All rights reserved. |
| 37 | * |
| 38 | * Redistribution and use in source and binary forms, with or without |
| 39 | * modification, are permitted provided that the following conditions |
| 40 | * are met: |
| 41 | * 1. Redistributions of source code must retain the above copyright |
| 42 | * notice, this list of conditions and the following disclaimer. |
| 43 | * 2. Redistributions in binary form must reproduce the above copyright |
| 44 | * notice, this list of conditions and the following disclaimer in the |
| 45 | * documentation and/or other materials provided with the distribution. |
| 46 | * 3. All advertising materials mentioning features or use of this software |
| 47 | * must display the following acknowledgement: |
| 48 | * This product includes software developed by Mark Tinguely and Jim Lowe |
| 49 | * 4. The name of the author may not be used to endorse or promote products |
| 50 | * derived from this software without specific prior written permission. |
| 51 | * |
| 52 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 53 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 54 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 55 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
| 56 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 57 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| 58 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 59 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 60 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| 61 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 62 | * POSSIBILITY OF SUCH DAMAGE. |
| 63 | * |
| 64 | * $FreeBSD: src/sys/dev/bktr/bktr_core.c,v 1.138 2005/01/09 17:42:03 cognet Exp |
| 65 | * $DragonFly: src/sys/dev/video/bktr/bktr_core.c,v 1.18 2006/09/10 01:26:37 dillon Exp $ |
| 66 | */ |
| 67 | |
| 68 | /* |
| 69 | * This is part of the Driver for Video Capture Cards (Frame grabbers) |
| 70 | * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 |
| 71 | * chipset. |
| 72 | * Copyright Roger Hardiman and Amancio Hasty. |
| 73 | * |
| 74 | * bktr_core : This deals with the Bt848/849/878/879 PCI Frame Grabber, |
| 75 | * Handles all the open, close, ioctl and read userland calls. |
| 76 | * Sets the Bt848 registers and generates RISC pograms. |
| 77 | * Controls the i2c bus and GPIO interface. |
| 78 | * Contains the interface to the kernel. |
| 79 | * (eg probe/attach and open/close/ioctl) |
| 80 | */ |
| 81 | |
| 82 | /* |
| 83 | The Brooktree BT848 Driver driver is based upon Mark Tinguely and |
| 84 | Jim Lowe's driver for the Matrox Meteor PCI card . The |
| 85 | Philips SAA 7116 and SAA 7196 are very different chipsets than |
| 86 | the BT848. |
| 87 | |
| 88 | The original copyright notice by Mark and Jim is included mostly |
| 89 | to honor their fantastic work in the Matrox Meteor driver! |
| 90 | */ |
| 91 | |
| 92 | #include "opt_bktr.h" /* Include any kernel config options */ |
| 93 | |
| 94 | #include <sys/param.h> |
| 95 | #include <sys/systm.h> |
| 96 | #include <sys/kernel.h> |
| 97 | #include <sys/lock.h> |
| 98 | #include <sys/proc.h> |
| 99 | #include <sys/signalvar.h> |
| 100 | #include <sys/vnode.h> |
| 101 | |
| 102 | #include <vm/vm.h> |
| 103 | #include <vm/vm_kern.h> |
| 104 | #include <vm/pmap.h> |
| 105 | #include <vm/vm_extern.h> |
| 106 | |
| 107 | #include <sys/bus.h> /* used by smbus and newbus */ |
| 108 | |
| 109 | #define PROC_LOCK(p) |
| 110 | #define PROC_UNLOCK(p) |
| 111 | #include <bus/pci/pcivar.h> |
| 112 | #include <bus/pci/pcidevs.h> |
| 113 | |
| 114 | #include <machine/bus_memio.h> /* for bus space */ |
| 115 | #include <machine/bus.h> |
| 116 | #include <sys/bus.h> |
| 117 | #include <sys/thread2.h> |
| 118 | |
| 119 | #include <dev/video/meteor/ioctl_meteor.h> |
| 120 | #include <dev/video/bktr/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ |
| 121 | #include <dev/video/bktr/bktr_reg.h> |
| 122 | #include <dev/video/bktr/bktr_tuner.h> |
| 123 | #include <dev/video/bktr/bktr_card.h> |
| 124 | #include <dev/video/bktr/bktr_audio.h> |
| 125 | #include <dev/video/bktr/bktr_os.h> |
| 126 | #include <dev/video/bktr/bktr_core.h> |
| 127 | #if defined(BKTR_FREEBSD_MODULE) |
| 128 | #include <dev/video/bktr/bktr_mem.h> |
| 129 | #endif |
| 130 | |
| 131 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
| 132 | #include <dev/video/bktr/bktr_i2c.h> |
| 133 | #include <bus/smbus/smbconf.h> |
| 134 | #include <bus/iicbus/iiconf.h> |
| 135 | #include "smbus_if.h" |
| 136 | #include "iicbus_if.h" |
| 137 | #endif |
| 138 | |
| 139 | const char * |
| 140 | bktr_name(bktr_ptr_t bktr) |
| 141 | { |
| 142 | return bktr->bktr_xname; |
| 143 | } |
| 144 | |
| 145 | typedef u_char bool_t; |
| 146 | |
| 147 | #define BKTRPRI PCATCH |
| 148 | #define VBIPRI PCATCH |
| 149 | |
| 150 | |
| 151 | /* |
| 152 | * memory allocated for DMA programs |
| 153 | */ |
| 154 | #define DMA_PROG_ALLOC (8 * PAGE_SIZE) |
| 155 | |
| 156 | /* When to split a dma transfer , the bt848 has timing as well as |
| 157 | dma transfer size limitations so that we have to split dma |
| 158 | transfers into two dma requests |
| 159 | */ |
| 160 | #define DMA_BT848_SPLIT 319*2 |
| 161 | |
| 162 | /* |
| 163 | * Allocate enough memory for: |
| 164 | * 768x576 RGB 16 or YUV (16 storage bits/pixel) = 884736 = 216 pages |
| 165 | * |
| 166 | * You may override this using the options "BROOKTREE_ALLOC_PAGES=value" |
| 167 | * in your kernel configuration file. |
| 168 | */ |
| 169 | |
| 170 | #ifndef BROOKTREE_ALLOC_PAGES |
| 171 | #define BROOKTREE_ALLOC_PAGES 217*4 |
| 172 | #endif |
| 173 | #define BROOKTREE_ALLOC (BROOKTREE_ALLOC_PAGES * PAGE_SIZE) |
| 174 | |
| 175 | /* Definitions for VBI capture. |
| 176 | * There are 16 VBI lines in a PAL video field (32 in a frame), |
| 177 | * and we take 2044 samples from each line (placed in a 2048 byte buffer |
| 178 | * for alignment). |
| 179 | * VBI lines are held in a circular buffer before being read by a |
| 180 | * user program from /dev/vbi. |
| 181 | */ |
| 182 | |
| 183 | #define MAX_VBI_LINES 16 /* Maximum for all vidoe formats */ |
| 184 | #define VBI_LINE_SIZE 2048 /* Store upto 2048 bytes per line */ |
| 185 | #define VBI_BUFFER_ITEMS 20 /* Number of frames we buffer */ |
| 186 | #define VBI_DATA_SIZE (VBI_LINE_SIZE * MAX_VBI_LINES * 2) |
| 187 | #define VBI_BUFFER_SIZE (VBI_DATA_SIZE * VBI_BUFFER_ITEMS) |
| 188 | |
| 189 | |
| 190 | /* Defines for fields */ |
| 191 | #define ODD_F 0x01 |
| 192 | #define EVEN_F 0x02 |
| 193 | |
| 194 | |
| 195 | /* |
| 196 | * Parameters describing size of transmitted image. |
| 197 | */ |
| 198 | |
| 199 | static struct format_params format_params[] = { |
| 200 | /* # define BT848_IFORM_F_AUTO (0x0) - don't matter. */ |
| 201 | { 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_AUTO, |
| 202 | 12, 1600 }, |
| 203 | /* # define BT848_IFORM_F_NTSCM (0x1) */ |
| 204 | { 525, 26, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, |
| 205 | 12, 1600 }, |
| 206 | /* # define BT848_IFORM_F_NTSCJ (0x2) */ |
| 207 | { 525, 22, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, |
| 208 | 12, 1600 }, |
| 209 | /* # define BT848_IFORM_F_PALBDGHI (0x3) */ |
| 210 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT1, |
| 211 | 16, 2044 }, |
| 212 | /* # define BT848_IFORM_F_PALM (0x4) */ |
| 213 | { 525, 22, 480, 910, 135, 754, 640, 780, 30, 0x68, 0x5d, BT848_IFORM_X_XT0, |
| 214 | 12, 1600 }, |
| 215 | /* # define BT848_IFORM_F_PALN (0x5) */ |
| 216 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT1, |
| 217 | 16, 2044 }, |
| 218 | /* # define BT848_IFORM_F_SECAM (0x6) */ |
| 219 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0xa0, BT848_IFORM_X_XT1, |
| 220 | 16, 2044 }, |
| 221 | /* # define BT848_IFORM_F_RSVD (0x7) - ???? */ |
| 222 | { 625, 32, 576, 1135, 186, 924, 768, 944, 25, 0x7f, 0x72, BT848_IFORM_X_XT0, |
| 223 | 16, 2044 }, |
| 224 | }; |
| 225 | |
| 226 | /* |
| 227 | * Table of supported Pixel Formats |
| 228 | */ |
| 229 | |
| 230 | static struct meteor_pixfmt_internal { |
| 231 | struct meteor_pixfmt public; |
| 232 | u_int color_fmt; |
| 233 | } pixfmt_table[] = { |
| 234 | |
| 235 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 0,0 }, 0x33 }, |
| 236 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 1,0 }, 0x33 }, |
| 237 | |
| 238 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0xf800, 0x07e0, 0x001f }, 0,0 }, 0x22 }, |
| 239 | { { 0, METEOR_PIXTYPE_RGB, 2, { 0xf800, 0x07e0, 0x001f }, 1,0 }, 0x22 }, |
| 240 | |
| 241 | { { 0, METEOR_PIXTYPE_RGB, 3, { 0xff0000,0x00ff00,0x0000ff }, 1,0 }, 0x11 }, |
| 242 | |
| 243 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 0,0 }, 0x00 }, |
| 244 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 0,1 }, 0x00 }, |
| 245 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 1,0 }, 0x00 }, |
| 246 | { { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x00 }, |
| 247 | { { 0, METEOR_PIXTYPE_YUV, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x88 }, |
| 248 | { { 0, METEOR_PIXTYPE_YUV_PACKED, 2, { 0xff0000,0x00ff00,0x0000ff }, 0,1 }, 0x44 }, |
| 249 | { { 0, METEOR_PIXTYPE_YUV_12, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 }, 0x88 }, |
| 250 | |
| 251 | }; |
| 252 | #define PIXFMT_TABLE_SIZE ( sizeof(pixfmt_table) / sizeof(pixfmt_table[0]) ) |
| 253 | |
| 254 | /* |
| 255 | * Table of Meteor-supported Pixel Formats (for SETGEO compatibility) |
| 256 | */ |
| 257 | |
| 258 | /* FIXME: Also add YUV_422 and YUV_PACKED as well */ |
| 259 | static struct { |
| 260 | u_long meteor_format; |
| 261 | struct meteor_pixfmt public; |
| 262 | } meteor_pixfmt_table[] = { |
| 263 | { METEOR_GEO_YUV_12, |
| 264 | { 0, METEOR_PIXTYPE_YUV_12, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 } |
| 265 | }, |
| 266 | |
| 267 | /* FIXME: Should byte swap flag be on for this one; negative in drvr? */ |
| 268 | { METEOR_GEO_YUV_422, |
| 269 | { 0, METEOR_PIXTYPE_YUV, 2, { 0xff0000,0x00ff00,0x0000ff }, 1,1 } |
| 270 | }, |
| 271 | { METEOR_GEO_YUV_PACKED, |
| 272 | { 0, METEOR_PIXTYPE_YUV_PACKED, 2, { 0xff0000,0x00ff00,0x0000ff }, 0,1 } |
| 273 | }, |
| 274 | { METEOR_GEO_RGB16, |
| 275 | { 0, METEOR_PIXTYPE_RGB, 2, { 0x7c00, 0x03e0, 0x001f }, 0, 0 } |
| 276 | }, |
| 277 | { METEOR_GEO_RGB24, |
| 278 | { 0, METEOR_PIXTYPE_RGB, 4, { 0xff0000, 0x00ff00, 0x0000ff }, 0, 0 } |
| 279 | }, |
| 280 | |
| 281 | }; |
| 282 | #define METEOR_PIXFMT_TABLE_SIZE ( sizeof(meteor_pixfmt_table) / \ |
| 283 | sizeof(meteor_pixfmt_table[0]) ) |
| 284 | |
| 285 | |
| 286 | #define BSWAP (BT848_COLOR_CTL_BSWAP_ODD | BT848_COLOR_CTL_BSWAP_EVEN) |
| 287 | #define WSWAP (BT848_COLOR_CTL_WSWAP_ODD | BT848_COLOR_CTL_WSWAP_EVEN) |
| 288 | |
| 289 | |
| 290 | |
| 291 | /* sync detect threshold */ |
| 292 | #if 0 |
| 293 | #define SYNC_LEVEL (BT848_ADC_RESERVED | \ |
| 294 | BT848_ADC_CRUSH) /* threshold ~125 mV */ |
| 295 | #else |
| 296 | #define SYNC_LEVEL (BT848_ADC_RESERVED | \ |
| 297 | BT848_ADC_SYNC_T) /* threshold ~75 mV */ |
| 298 | #endif |
| 299 | |
| 300 | |
| 301 | |
| 302 | |
| 303 | /* debug utility for holding previous INT_STAT contents */ |
| 304 | #define STATUS_SUM |
| 305 | static u_long status_sum = 0; |
| 306 | |
| 307 | /* |
| 308 | * defines to make certain bit-fiddles understandable |
| 309 | */ |
| 310 | #define FIFO_ENABLED BT848_DMA_CTL_FIFO_EN |
| 311 | #define RISC_ENABLED BT848_DMA_CTL_RISC_EN |
| 312 | #define FIFO_RISC_ENABLED (BT848_DMA_CTL_FIFO_EN | BT848_DMA_CTL_RISC_EN) |
| 313 | #define FIFO_RISC_DISABLED 0 |
| 314 | |
| 315 | #define ALL_INTS_DISABLED 0 |
| 316 | #define ALL_INTS_CLEARED 0xffffffff |
| 317 | #define CAPTURE_OFF 0 |
| 318 | |
| 319 | #define BIT_SEVEN_HIGH (1<<7) |
| 320 | #define BIT_EIGHT_HIGH (1<<8) |
| 321 | |
| 322 | #define I2C_BITS (BT848_INT_RACK | BT848_INT_I2CDONE) |
| 323 | #define TDEC_BITS (BT848_INT_FDSR | BT848_INT_FBUS) |
| 324 | |
| 325 | |
| 326 | |
| 327 | static int oformat_meteor_to_bt( u_long format ); |
| 328 | |
| 329 | static u_int pixfmt_swap_flags( int pixfmt ); |
| 330 | |
| 331 | /* |
| 332 | * bt848 RISC programming routines. |
| 333 | */ |
| 334 | #ifdef BT848_DUMP |
| 335 | static int dump_bt848( bktr_ptr_t bktr ); |
| 336 | #endif |
| 337 | |
| 338 | static void yuvpack_prog( bktr_ptr_t bktr, char i_flag, int cols, |
| 339 | int rows, int interlace ); |
| 340 | static void yuv422_prog( bktr_ptr_t bktr, char i_flag, int cols, |
| 341 | int rows, int interlace ); |
| 342 | static void yuv12_prog( bktr_ptr_t bktr, char i_flag, int cols, |
| 343 | int rows, int interlace ); |
| 344 | static void rgb_prog( bktr_ptr_t bktr, char i_flag, int cols, |
| 345 | int rows, int interlace ); |
| 346 | static void rgb_vbi_prog( bktr_ptr_t bktr, char i_flag, int cols, |
| 347 | int rows, int interlace ); |
| 348 | static void build_dma_prog( bktr_ptr_t bktr, char i_flag ); |
| 349 | |
| 350 | static bool_t getline(bktr_reg_t *, int); |
| 351 | static bool_t notclipped(bktr_reg_t * , int , int); |
| 352 | static bool_t split(bktr_reg_t *, volatile uint32_t **, int, u_long, int, |
| 353 | volatile u_char ** , int ); |
| 354 | |
| 355 | static void start_capture( bktr_ptr_t bktr, unsigned type ); |
| 356 | static void set_fps( bktr_ptr_t bktr, u_short fps ); |
| 357 | |
| 358 | |
| 359 | |
| 360 | /* |
| 361 | * Remote Control Functions |
| 362 | */ |
| 363 | static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote); |
| 364 | |
| 365 | |
| 366 | /* |
| 367 | * ioctls common to both video & tuner. |
| 368 | */ |
| 369 | static int common_ioctl( bktr_ptr_t bktr, ioctl_cmd_t cmd, caddr_t arg ); |
| 370 | |
| 371 | |
| 372 | #if !defined(BKTR_USE_FREEBSD_SMBUS) |
| 373 | /* |
| 374 | * i2c primitives for low level control of i2c bus. Added for MSP34xx control |
| 375 | */ |
| 376 | static void i2c_start( bktr_ptr_t bktr); |
| 377 | static void i2c_stop( bktr_ptr_t bktr); |
| 378 | static int i2c_write_byte( bktr_ptr_t bktr, unsigned char data); |
| 379 | static int i2c_read_byte( bktr_ptr_t bktr, unsigned char *data, int last ); |
| 380 | #endif |
| 381 | |
| 382 | |
| 383 | |
| 384 | /* |
| 385 | * the common attach code, used by all OS versions. |
| 386 | */ |
| 387 | void |
| 388 | common_bktr_attach( bktr_ptr_t bktr, int unit, u_long pci_id, u_int rev ) |
| 389 | { |
| 390 | vm_offset_t buf = 0; |
| 391 | int need_to_allocate_memory = 1; |
| 392 | #ifdef BKTR_NEW_MSP34XX_DRIVER |
| 393 | int err; |
| 394 | #endif |
| 395 | |
| 396 | /* If this is a module, check if there is any currently saved contiguous memory */ |
| 397 | #if defined(BKTR_FREEBSD_MODULE) |
| 398 | if (bktr_has_stored_addresses(unit) == 1) { |
| 399 | /* recover the addresses */ |
| 400 | bktr->dma_prog = bktr_retrieve_address(unit, BKTR_MEM_DMA_PROG); |
| 401 | bktr->odd_dma_prog = bktr_retrieve_address(unit, BKTR_MEM_ODD_DMA_PROG); |
| 402 | bktr->vbidata = bktr_retrieve_address(unit, BKTR_MEM_VBIDATA); |
| 403 | bktr->vbibuffer = bktr_retrieve_address(unit, BKTR_MEM_VBIBUFFER); |
| 404 | buf = bktr_retrieve_address(unit, BKTR_MEM_BUF); |
| 405 | need_to_allocate_memory = 0; |
| 406 | } |
| 407 | #endif |
| 408 | |
| 409 | if (need_to_allocate_memory == 1) { |
| 410 | /* allocate space for dma program */ |
| 411 | bktr->dma_prog = get_bktr_mem(unit, DMA_PROG_ALLOC); |
| 412 | bktr->odd_dma_prog = get_bktr_mem(unit, DMA_PROG_ALLOC); |
| 413 | |
| 414 | /* allocte space for the VBI buffer */ |
| 415 | bktr->vbidata = get_bktr_mem(unit, VBI_DATA_SIZE); |
| 416 | bktr->vbibuffer = get_bktr_mem(unit, VBI_BUFFER_SIZE); |
| 417 | |
| 418 | /* allocate space for pixel buffer */ |
| 419 | if ( BROOKTREE_ALLOC ) |
| 420 | buf = get_bktr_mem(unit, BROOKTREE_ALLOC); |
| 421 | else |
| 422 | buf = 0; |
| 423 | } |
| 424 | |
| 425 | #ifdef USE_VBIMUTEX |
| 426 | mtx_init(&bktr->vbimutex, "bktr vbi lock", NULL, MTX_DEF); |
| 427 | #endif |
| 428 | |
| 429 | /* If this is a module, save the current contiguous memory */ |
| 430 | #if defined(BKTR_FREEBSD_MODULE) |
| 431 | bktr_store_address(unit, BKTR_MEM_DMA_PROG, bktr->dma_prog); |
| 432 | bktr_store_address(unit, BKTR_MEM_ODD_DMA_PROG, bktr->odd_dma_prog); |
| 433 | bktr_store_address(unit, BKTR_MEM_VBIDATA, bktr->vbidata); |
| 434 | bktr_store_address(unit, BKTR_MEM_VBIBUFFER, bktr->vbibuffer); |
| 435 | bktr_store_address(unit, BKTR_MEM_BUF, buf); |
| 436 | #endif |
| 437 | |
| 438 | |
| 439 | if ( bootverbose ) { |
| 440 | printf("%s: buffer size %d, addr %p\n", |
| 441 | bktr_name(bktr), BROOKTREE_ALLOC, |
| 442 | (void *)(uintptr_t)vtophys(buf)); |
| 443 | } |
| 444 | |
| 445 | if ( buf != 0 ) { |
| 446 | bktr->bigbuf = buf; |
| 447 | bktr->alloc_pages = BROOKTREE_ALLOC_PAGES; |
| 448 | bzero((caddr_t) bktr->bigbuf, BROOKTREE_ALLOC); |
| 449 | } else { |
| 450 | bktr->alloc_pages = 0; |
| 451 | } |
| 452 | |
| 453 | |
| 454 | bktr->flags = METEOR_INITALIZED | METEOR_AUTOMODE | |
| 455 | METEOR_DEV0 | METEOR_RGB16; |
| 456 | bktr->dma_prog_loaded = FALSE; |
| 457 | bktr->cols = 640; |
| 458 | bktr->rows = 480; |
| 459 | bktr->frames = 1; /* one frame */ |
| 460 | bktr->format = METEOR_GEO_RGB16; |
| 461 | bktr->pixfmt = oformat_meteor_to_bt( bktr->format ); |
| 462 | bktr->pixfmt_compat = TRUE; |
| 463 | |
| 464 | |
| 465 | bktr->vbiinsert = 0; |
| 466 | bktr->vbistart = 0; |
| 467 | bktr->vbisize = 0; |
| 468 | bktr->vbiflags = 0; |
| 469 | |
| 470 | |
| 471 | /* using the pci device id and revision id */ |
| 472 | /* and determine the card type */ |
| 473 | if (PCI_VENDOR(pci_id) == PCI_VENDOR_BROOKTREE) |
| 474 | { |
| 475 | switch (PCI_PRODUCT(pci_id)) { |
| 476 | case PCI_PRODUCT_BROOKTREE_BT848: |
| 477 | if (rev == 0x12) |
| 478 | bktr->id = BROOKTREE_848A; |
| 479 | else |
| 480 | bktr->id = BROOKTREE_848; |
| 481 | break; |
| 482 | case PCI_PRODUCT_BROOKTREE_BT849: |
| 483 | bktr->id = BROOKTREE_849A; |
| 484 | break; |
| 485 | case PCI_PRODUCT_BROOKTREE_BT878: |
| 486 | bktr->id = BROOKTREE_878; |
| 487 | break; |
| 488 | case PCI_PRODUCT_BROOKTREE_BT879: |
| 489 | bktr->id = BROOKTREE_879; |
| 490 | break; |
| 491 | } |
| 492 | }; |
| 493 | |
| 494 | bktr->clr_on_start = FALSE; |
| 495 | |
| 496 | /* defaults for the tuner section of the card */ |
| 497 | bktr->tflags = TUNER_INITALIZED; |
| 498 | bktr->tuner.frequency = 0; |
| 499 | bktr->tuner.channel = 0; |
| 500 | bktr->tuner.chnlset = DEFAULT_CHNLSET; |
| 501 | bktr->tuner.afc = 0; |
| 502 | bktr->tuner.radio_mode = 0; |
| 503 | bktr->audio_mux_select = 0; |
| 504 | bktr->audio_mute_state = FALSE; |
| 505 | bktr->bt848_card = -1; |
| 506 | bktr->bt848_tuner = -1; |
| 507 | bktr->reverse_mute = -1; |
| 508 | bktr->slow_msp_audio = 0; |
| 509 | bktr->msp_use_mono_source = 0; |
| 510 | bktr->msp_source_selected = -1; |
| 511 | bktr->audio_mux_present = 1; |
| 512 | |
| 513 | #ifdef BKTR_NEW_MSP34XX_DRIVER |
| 514 | /* get hint on short programming of the msp34xx, so we know */ |
| 515 | /* if the decision what thread to start should be overwritten */ |
| 516 | if ( (err = resource_int_value("bktr", unit, "mspsimple", |
| 517 | &(bktr->mspsimple)) ) != 0 ) |
| 518 | bktr->mspsimple = -1; /* fall back to default */ |
| 519 | #endif |
| 520 | |
| 521 | probeCard( bktr, TRUE, unit ); |
| 522 | |
| 523 | /* Initialise any MSP34xx or TDA98xx audio chips */ |
| 524 | init_audio_devices( bktr ); |
| 525 | |
| 526 | #ifdef BKTR_NEW_MSP34XX_DRIVER |
| 527 | /* setup the kenrel thread */ |
| 528 | err = msp_attach( bktr ); |
| 529 | if ( err != 0 ) /* error doing kernel thread stuff, disable msp3400c */ |
| 530 | bktr->card.msp3400c = 0; |
| 531 | #endif |
| 532 | |
| 533 | |
| 534 | } |
| 535 | |
| 536 | |
| 537 | /* Copy the vbi lines from 'vbidata' into the circular buffer, 'vbibuffer'. |
| 538 | * The circular buffer holds 'n' fixed size data blocks. |
| 539 | * vbisize is the number of bytes in the circular buffer |
| 540 | * vbiread is the point we reading data out of the circular buffer |
| 541 | * vbiinsert is the point we insert data into the circular buffer |
| 542 | */ |
| 543 | static void vbidecode(bktr_ptr_t bktr) { |
| 544 | unsigned char *dest; |
| 545 | unsigned int *seq_dest; |
| 546 | |
| 547 | /* Check if there is room in the buffer to insert the data. */ |
| 548 | if (bktr->vbisize + VBI_DATA_SIZE > VBI_BUFFER_SIZE) return; |
| 549 | |
| 550 | /* Copy the VBI data into the next free slot in the buffer. */ |
| 551 | /* 'dest' is the point in vbibuffer where we want to insert new data */ |
| 552 | dest = (unsigned char *)bktr->vbibuffer + bktr->vbiinsert; |
| 553 | memcpy(dest, (unsigned char*)bktr->vbidata, VBI_DATA_SIZE); |
| 554 | |
| 555 | /* Write the VBI sequence number to the end of the vbi data */ |
| 556 | /* This is used by the AleVT teletext program */ |
| 557 | seq_dest = (unsigned int *)((unsigned char *)bktr->vbibuffer |
| 558 | + bktr->vbiinsert |
| 559 | + (VBI_DATA_SIZE - sizeof(bktr->vbi_sequence_number))); |
| 560 | *seq_dest = bktr->vbi_sequence_number; |
| 561 | |
| 562 | /* And increase the VBI sequence number */ |
| 563 | /* This can wrap around */ |
| 564 | bktr->vbi_sequence_number++; |
| 565 | |
| 566 | |
| 567 | /* Increment the vbiinsert pointer */ |
| 568 | /* This can wrap around */ |
| 569 | bktr->vbiinsert += VBI_DATA_SIZE; |
| 570 | bktr->vbiinsert = (bktr->vbiinsert % VBI_BUFFER_SIZE); |
| 571 | |
| 572 | /* And increase the amount of vbi data in the buffer */ |
| 573 | bktr->vbisize = bktr->vbisize + VBI_DATA_SIZE; |
| 574 | |
| 575 | } |
| 576 | |
| 577 | |
| 578 | /* |
| 579 | * the common interrupt handler. |
| 580 | * Returns a 0 or 1 depending on whether the interrupt has handled. |
| 581 | * In the OS specific section, bktr_intr() is defined which calls this |
| 582 | * common interrupt handler. |
| 583 | */ |
| 584 | int |
| 585 | common_bktr_intr( void *arg ) |
| 586 | { |
| 587 | bktr_ptr_t bktr; |
| 588 | u_long bktr_status; |
| 589 | u_char dstatus; |
| 590 | u_long field; |
| 591 | u_long w_field; |
| 592 | u_long req_field; |
| 593 | |
| 594 | bktr = (bktr_ptr_t) arg; |
| 595 | |
| 596 | /* |
| 597 | * check to see if any interrupts are unmasked on this device. If |
| 598 | * none are, then we likely got here by way of being on a PCI shared |
| 599 | * interrupt dispatch list. |
| 600 | */ |
| 601 | if (INL(bktr, BKTR_INT_MASK) == ALL_INTS_DISABLED) |
| 602 | return 0; /* bail out now, before we do something we |
| 603 | shouldn't */ |
| 604 | |
| 605 | if (!(bktr->flags & METEOR_OPEN)) { |
| 606 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
| 607 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 608 | /* return; ?? */ |
| 609 | } |
| 610 | |
| 611 | /* record and clear the INTerrupt status bits */ |
| 612 | bktr_status = INL(bktr, BKTR_INT_STAT); |
| 613 | OUTL(bktr, BKTR_INT_STAT, bktr_status & ~I2C_BITS); /* don't touch i2c */ |
| 614 | |
| 615 | /* record and clear the device status register */ |
| 616 | dstatus = INB(bktr, BKTR_DSTATUS); |
| 617 | OUTB(bktr, BKTR_DSTATUS, 0x00); |
| 618 | |
| 619 | #if defined( STATUS_SUM ) |
| 620 | /* add any new device status or INTerrupt status bits */ |
| 621 | status_sum |= (bktr_status & ~(BT848_INT_RSV0|BT848_INT_RSV1)); |
| 622 | status_sum |= ((dstatus & (BT848_DSTATUS_COF|BT848_DSTATUS_LOF)) << 6); |
| 623 | #endif /* STATUS_SUM */ |
| 624 | /* printf( "%s: STATUS %x %x %x \n", bktr_name(bktr), |
| 625 | dstatus, bktr_status, INL(bktr, BKTR_RISC_COUNT) ); |
| 626 | */ |
| 627 | |
| 628 | |
| 629 | /* if risc was disabled re-start process again */ |
| 630 | /* if there was one of the following errors re-start again */ |
| 631 | if ( !(bktr_status & BT848_INT_RISC_EN) || |
| 632 | ((bktr_status &(/* BT848_INT_FBUS | */ |
| 633 | /* BT848_INT_FTRGT | */ |
| 634 | /* BT848_INT_FDSR | */ |
| 635 | BT848_INT_PPERR | |
| 636 | BT848_INT_RIPERR | BT848_INT_PABORT | |
| 637 | BT848_INT_OCERR | BT848_INT_SCERR) ) != 0) |
| 638 | || ((INB(bktr, BKTR_TDEC) == 0) && (bktr_status & TDEC_BITS)) ) { |
| 639 | |
| 640 | u_short tdec_save = INB(bktr, BKTR_TDEC); |
| 641 | |
| 642 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
| 643 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
| 644 | |
| 645 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 646 | |
| 647 | /* Reset temporal decimation counter */ |
| 648 | OUTB(bktr, BKTR_TDEC, 0); |
| 649 | OUTB(bktr, BKTR_TDEC, tdec_save); |
| 650 | |
| 651 | /* Reset to no-fields captured state */ |
| 652 | if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { |
| 653 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
| 654 | case METEOR_ONLY_ODD_FIELDS: |
| 655 | bktr->flags |= METEOR_WANT_ODD; |
| 656 | break; |
| 657 | case METEOR_ONLY_EVEN_FIELDS: |
| 658 | bktr->flags |= METEOR_WANT_EVEN; |
| 659 | break; |
| 660 | default: |
| 661 | bktr->flags |= METEOR_WANT_MASK; |
| 662 | break; |
| 663 | } |
| 664 | } |
| 665 | |
| 666 | OUTL(bktr, BKTR_RISC_STRT_ADD, vtophys(bktr->dma_prog)); |
| 667 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 668 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
| 669 | |
| 670 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
| 671 | BT848_INT_RISCI | |
| 672 | BT848_INT_VSYNC | |
| 673 | BT848_INT_FMTCHG); |
| 674 | |
| 675 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
| 676 | return 1; |
| 677 | } |
| 678 | |
| 679 | /* If this is not a RISC program interrupt, return */ |
| 680 | if (!(bktr_status & BT848_INT_RISCI)) |
| 681 | return 0; |
| 682 | |
| 683 | /** |
| 684 | printf( "%s: intr status %x %x %x\n", bktr_name(bktr), |
| 685 | bktr_status, dstatus, INL(bktr, BKTR_RISC_COUNT) ); |
| 686 | */ |
| 687 | |
| 688 | |
| 689 | /* |
| 690 | * Disable future interrupts if a capture mode is not selected. |
| 691 | * This can happen when we are in the process of closing or |
| 692 | * changing capture modes, otherwise it shouldn't happen. |
| 693 | */ |
| 694 | if (!(bktr->flags & METEOR_CAP_MASK)) |
| 695 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
| 696 | |
| 697 | |
| 698 | /* Determine which field generated this interrupt */ |
| 699 | field = ( bktr_status & BT848_INT_FIELD ) ? EVEN_F : ODD_F; |
| 700 | |
| 701 | |
| 702 | /* |
| 703 | * Process the VBI data if it is being captured. We do this once |
| 704 | * both Odd and Even VBI data is captured. Therefore we do this |
| 705 | * in the Even field interrupt handler. |
| 706 | */ |
| 707 | LOCK_VBI(bktr); |
| 708 | if ( (bktr->vbiflags & VBI_CAPTURE) |
| 709 | &&(bktr->vbiflags & VBI_OPEN) |
| 710 | &&(field==EVEN_F)) { |
| 711 | /* Put VBI data into circular buffer */ |
| 712 | vbidecode(bktr); |
| 713 | |
| 714 | /* If someone is blocked on reading from /dev/vbi, wake them */ |
| 715 | if (bktr->vbi_read_blocked) { |
| 716 | bktr->vbi_read_blocked = FALSE; |
| 717 | wakeup(VBI_SLEEP); |
| 718 | } |
| 719 | |
| 720 | /* If someone has a select() on /dev/vbi, inform them */ |
| 721 | if (bktr->vbi_select.si_pid) { |
| 722 | selwakeup(&bktr->vbi_select); |
| 723 | } |
| 724 | |
| 725 | |
| 726 | } |
| 727 | UNLOCK_VBI(bktr); |
| 728 | |
| 729 | /* |
| 730 | * Register the completed field |
| 731 | * (For dual-field mode, require fields from the same frame) |
| 732 | */ |
| 733 | switch ( bktr->flags & METEOR_WANT_MASK ) { |
| 734 | case METEOR_WANT_ODD : w_field = ODD_F ; break; |
| 735 | case METEOR_WANT_EVEN : w_field = EVEN_F ; break; |
| 736 | default : w_field = (ODD_F|EVEN_F); break; |
| 737 | } |
| 738 | switch ( bktr->flags & METEOR_ONLY_FIELDS_MASK ) { |
| 739 | case METEOR_ONLY_ODD_FIELDS : req_field = ODD_F ; break; |
| 740 | case METEOR_ONLY_EVEN_FIELDS : req_field = EVEN_F ; break; |
| 741 | default : req_field = (ODD_F|EVEN_F); |
| 742 | break; |
| 743 | } |
| 744 | |
| 745 | if (( field == EVEN_F ) && ( w_field == EVEN_F )) |
| 746 | bktr->flags &= ~METEOR_WANT_EVEN; |
| 747 | else if (( field == ODD_F ) && ( req_field == ODD_F ) && |
| 748 | ( w_field == ODD_F )) |
| 749 | bktr->flags &= ~METEOR_WANT_ODD; |
| 750 | else if (( field == ODD_F ) && ( req_field == (ODD_F|EVEN_F) ) && |
| 751 | ( w_field == (ODD_F|EVEN_F) )) |
| 752 | bktr->flags &= ~METEOR_WANT_ODD; |
| 753 | else if (( field == ODD_F ) && ( req_field == (ODD_F|EVEN_F) ) && |
| 754 | ( w_field == ODD_F )) { |
| 755 | bktr->flags &= ~METEOR_WANT_ODD; |
| 756 | bktr->flags |= METEOR_WANT_EVEN; |
| 757 | } |
| 758 | else { |
| 759 | /* We're out of sync. Start over. */ |
| 760 | if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { |
| 761 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
| 762 | case METEOR_ONLY_ODD_FIELDS: |
| 763 | bktr->flags |= METEOR_WANT_ODD; |
| 764 | break; |
| 765 | case METEOR_ONLY_EVEN_FIELDS: |
| 766 | bktr->flags |= METEOR_WANT_EVEN; |
| 767 | break; |
| 768 | default: |
| 769 | bktr->flags |= METEOR_WANT_MASK; |
| 770 | break; |
| 771 | } |
| 772 | } |
| 773 | return 1; |
| 774 | } |
| 775 | |
| 776 | /* |
| 777 | * If we have a complete frame. |
| 778 | */ |
| 779 | if (!(bktr->flags & METEOR_WANT_MASK)) { |
| 780 | bktr->frames_captured++; |
| 781 | /* |
| 782 | * post the completion time. |
| 783 | */ |
| 784 | if (bktr->flags & METEOR_WANT_TS) { |
| 785 | struct timeval *ts; |
| 786 | |
| 787 | if ((u_int) bktr->alloc_pages * PAGE_SIZE |
| 788 | <= (bktr->frame_size + sizeof(struct timeval))) { |
| 789 | ts =(struct timeval *)bktr->bigbuf + |
| 790 | bktr->frame_size; |
| 791 | /* doesn't work in synch mode except |
| 792 | * for first frame */ |
| 793 | /* XXX */ |
| 794 | microtime(ts); |
| 795 | } |
| 796 | } |
| 797 | |
| 798 | |
| 799 | /* |
| 800 | * Wake up the user in single capture mode. |
| 801 | */ |
| 802 | if (bktr->flags & METEOR_SINGLE) { |
| 803 | |
| 804 | /* stop dma */ |
| 805 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 806 | |
| 807 | /* disable risc, leave fifo running */ |
| 808 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 809 | wakeup(BKTR_SLEEP); |
| 810 | } |
| 811 | |
| 812 | /* |
| 813 | * If the user requested to be notified via signal, |
| 814 | * let them know the frame is complete. |
| 815 | */ |
| 816 | |
| 817 | if (bktr->proc != NULL) { |
| 818 | PROC_LOCK(bktr->proc); |
| 819 | ksignal( bktr->proc, bktr->signal); |
| 820 | PROC_UNLOCK(bktr->proc); |
| 821 | } |
| 822 | |
| 823 | /* |
| 824 | * Reset the want flags if in continuous or |
| 825 | * synchronous capture mode. |
| 826 | */ |
| 827 | /* |
| 828 | * XXX NOTE (Luigi): |
| 829 | * currently we only support 3 capture modes: odd only, even only, |
| 830 | * odd+even interlaced (odd field first). A fourth mode (non interlaced, |
| 831 | * either even OR odd) could provide 60 (50 for PAL) pictures per |
| 832 | * second, but it would require this routine to toggle the desired frame |
| 833 | * each time, and one more different DMA program for the Bt848. |
| 834 | * As a consequence, this fourth mode is currently unsupported. |
| 835 | */ |
| 836 | |
| 837 | if (bktr->flags & (METEOR_CONTIN | METEOR_SYNCAP)) { |
| 838 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
| 839 | case METEOR_ONLY_ODD_FIELDS: |
| 840 | bktr->flags |= METEOR_WANT_ODD; |
| 841 | break; |
| 842 | case METEOR_ONLY_EVEN_FIELDS: |
| 843 | bktr->flags |= METEOR_WANT_EVEN; |
| 844 | break; |
| 845 | default: |
| 846 | bktr->flags |= METEOR_WANT_MASK; |
| 847 | break; |
| 848 | } |
| 849 | } |
| 850 | } |
| 851 | |
| 852 | return 1; |
| 853 | } |
| 854 | |
| 855 | |
| 856 | |
| 857 | |
| 858 | /* |
| 859 | * |
| 860 | */ |
| 861 | extern int bt848_format; /* used to set the default format, PAL or NTSC */ |
| 862 | int |
| 863 | video_open( bktr_ptr_t bktr ) |
| 864 | { |
| 865 | int frame_rate, video_format=0; |
| 866 | |
| 867 | if (bktr->flags & METEOR_OPEN) /* device is busy */ |
| 868 | return( EBUSY ); |
| 869 | |
| 870 | bktr->flags |= METEOR_OPEN; |
| 871 | |
| 872 | #ifdef BT848_DUMP |
| 873 | dump_bt848( bt848 ); |
| 874 | #endif |
| 875 | |
| 876 | bktr->clr_on_start = FALSE; |
| 877 | |
| 878 | OUTB(bktr, BKTR_DSTATUS, 0x00); /* clear device status reg. */ |
| 879 | |
| 880 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
| 881 | |
| 882 | #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL |
| 883 | video_format = 0; |
| 884 | #else |
| 885 | video_format = 1; |
| 886 | #endif |
| 887 | |
| 888 | if (bt848_format == 0 ) |
| 889 | video_format = 0; |
| 890 | |
| 891 | if (bt848_format == 1 ) |
| 892 | video_format = 1; |
| 893 | |
| 894 | if (video_format == 1 ) { |
| 895 | OUTB(bktr, BKTR_IFORM, BT848_IFORM_F_NTSCM); |
| 896 | bktr->format_params = BT848_IFORM_F_NTSCM; |
| 897 | |
| 898 | } else { |
| 899 | OUTB(bktr, BKTR_IFORM, BT848_IFORM_F_PALBDGHI); |
| 900 | bktr->format_params = BT848_IFORM_F_PALBDGHI; |
| 901 | |
| 902 | } |
| 903 | |
| 904 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | format_params[bktr->format_params].iform_xtsel); |
| 905 | |
| 906 | /* work around for new Hauppauge 878 cards */ |
| 907 | if ((bktr->card.card_id == CARD_HAUPPAUGE) && |
| 908 | (bktr->id==BROOKTREE_878 || bktr->id==BROOKTREE_879) ) |
| 909 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); |
| 910 | else |
| 911 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); |
| 912 | |
| 913 | OUTB(bktr, BKTR_ADELAY, format_params[bktr->format_params].adelay); |
| 914 | OUTB(bktr, BKTR_BDELAY, format_params[bktr->format_params].bdelay); |
| 915 | frame_rate = format_params[bktr->format_params].frame_rate; |
| 916 | |
| 917 | /* enable PLL mode using 28Mhz crystal for PAL/SECAM users */ |
| 918 | if (bktr->xtal_pll_mode == BT848_USE_PLL) { |
| 919 | OUTB(bktr, BKTR_TGCTRL, 0); |
| 920 | OUTB(bktr, BKTR_PLL_F_LO, 0xf9); |
| 921 | OUTB(bktr, BKTR_PLL_F_HI, 0xdc); |
| 922 | OUTB(bktr, BKTR_PLL_F_XCI, 0x8e); |
| 923 | } |
| 924 | |
| 925 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) | METEOR_DEV0; |
| 926 | |
| 927 | bktr->max_clip_node = 0; |
| 928 | |
| 929 | OUTB(bktr, BKTR_COLOR_CTL, BT848_COLOR_CTL_GAMMA | BT848_COLOR_CTL_RGB_DED); |
| 930 | |
| 931 | OUTB(bktr, BKTR_E_HSCALE_LO, 170); |
| 932 | OUTB(bktr, BKTR_O_HSCALE_LO, 170); |
| 933 | |
| 934 | OUTB(bktr, BKTR_E_DELAY_LO, 0x72); |
| 935 | OUTB(bktr, BKTR_O_DELAY_LO, 0x72); |
| 936 | OUTB(bktr, BKTR_E_SCLOOP, 0); |
| 937 | OUTB(bktr, BKTR_O_SCLOOP, 0); |
| 938 | |
| 939 | OUTB(bktr, BKTR_VBI_PACK_SIZE, 0); |
| 940 | OUTB(bktr, BKTR_VBI_PACK_DEL, 0); |
| 941 | |
| 942 | bktr->fifo_errors = 0; |
| 943 | bktr->dma_errors = 0; |
| 944 | bktr->frames_captured = 0; |
| 945 | bktr->even_fields_captured = 0; |
| 946 | bktr->odd_fields_captured = 0; |
| 947 | bktr->proc = NULL; |
| 948 | set_fps(bktr, frame_rate); |
| 949 | bktr->video.addr = 0; |
| 950 | bktr->video.width = 0; |
| 951 | bktr->video.banksize = 0; |
| 952 | bktr->video.ramsize = 0; |
| 953 | bktr->pixfmt_compat = TRUE; |
| 954 | bktr->format = METEOR_GEO_RGB16; |
| 955 | bktr->pixfmt = oformat_meteor_to_bt( bktr->format ); |
| 956 | |
| 957 | bktr->capture_area_enabled = FALSE; |
| 958 | |
| 959 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT); /* if you take this out triton |
| 960 | based motherboards will |
| 961 | operate unreliably */ |
| 962 | return( 0 ); |
| 963 | } |
| 964 | |
| 965 | int |
| 966 | vbi_open( bktr_ptr_t bktr ) |
| 967 | { |
| 968 | |
| 969 | LOCK_VBI(bktr); |
| 970 | |
| 971 | if (bktr->vbiflags & VBI_OPEN) { /* device is busy */ |
| 972 | UNLOCK_VBI(bktr); |
| 973 | return( EBUSY ); |
| 974 | } |
| 975 | |
| 976 | bktr->vbiflags |= VBI_OPEN; |
| 977 | |
| 978 | /* reset the VBI circular buffer pointers and clear the buffers */ |
| 979 | bktr->vbiinsert = 0; |
| 980 | bktr->vbistart = 0; |
| 981 | bktr->vbisize = 0; |
| 982 | bktr->vbi_sequence_number = 0; |
| 983 | bktr->vbi_read_blocked = FALSE; |
| 984 | |
| 985 | bzero((caddr_t) bktr->vbibuffer, VBI_BUFFER_SIZE); |
| 986 | bzero((caddr_t) bktr->vbidata, VBI_DATA_SIZE); |
| 987 | |
| 988 | UNLOCK_VBI(bktr); |
| 989 | |
| 990 | return( 0 ); |
| 991 | } |
| 992 | |
| 993 | /* |
| 994 | * |
| 995 | */ |
| 996 | int |
| 997 | tuner_open( bktr_ptr_t bktr ) |
| 998 | { |
| 999 | if ( !(bktr->tflags & TUNER_INITALIZED) ) /* device not found */ |
| 1000 | return( ENXIO ); |
| 1001 | |
| 1002 | if ( bktr->tflags & TUNER_OPEN ) /* already open */ |
| 1003 | return( 0 ); |
| 1004 | |
| 1005 | bktr->tflags |= TUNER_OPEN; |
| 1006 | bktr->tuner.frequency = 0; |
| 1007 | bktr->tuner.channel = 0; |
| 1008 | bktr->tuner.chnlset = DEFAULT_CHNLSET; |
| 1009 | bktr->tuner.afc = 0; |
| 1010 | bktr->tuner.radio_mode = 0; |
| 1011 | |
| 1012 | /* enable drivers on the GPIO port that control the MUXes */ |
| 1013 | OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | bktr->card.gpio_mux_bits); |
| 1014 | |
| 1015 | /* unmute the audio stream */ |
| 1016 | set_audio( bktr, AUDIO_UNMUTE ); |
| 1017 | |
| 1018 | /* Initialise any audio chips, eg MSP34xx or TDA98xx */ |
| 1019 | init_audio_devices( bktr ); |
| 1020 | |
| 1021 | return( 0 ); |
| 1022 | } |
| 1023 | |
| 1024 | |
| 1025 | |
| 1026 | |
| 1027 | /* |
| 1028 | * |
| 1029 | */ |
| 1030 | int |
| 1031 | video_close( bktr_ptr_t bktr ) |
| 1032 | { |
| 1033 | bktr->flags &= ~(METEOR_OPEN | |
| 1034 | METEOR_SINGLE | |
| 1035 | METEOR_CAP_MASK | |
| 1036 | METEOR_WANT_MASK); |
| 1037 | |
| 1038 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
| 1039 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
| 1040 | |
| 1041 | bktr->dma_prog_loaded = FALSE; |
| 1042 | OUTB(bktr, BKTR_TDEC, 0); |
| 1043 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 1044 | |
| 1045 | /** FIXME: is 0xf magic, wouldn't 0x00 work ??? */ |
| 1046 | OUTL(bktr, BKTR_SRESET, 0xf); |
| 1047 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
| 1048 | |
| 1049 | return( 0 ); |
| 1050 | } |
| 1051 | |
| 1052 | |
| 1053 | /* |
| 1054 | * tuner close handle, |
| 1055 | * place holder for tuner specific operations on a close. |
| 1056 | */ |
| 1057 | int |
| 1058 | tuner_close( bktr_ptr_t bktr ) |
| 1059 | { |
| 1060 | bktr->tflags &= ~TUNER_OPEN; |
| 1061 | |
| 1062 | /* mute the audio by switching the mux */ |
| 1063 | set_audio( bktr, AUDIO_MUTE ); |
| 1064 | |
| 1065 | /* disable drivers on the GPIO port that control the MUXes */ |
| 1066 | OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) & ~bktr->card.gpio_mux_bits); |
| 1067 | |
| 1068 | return( 0 ); |
| 1069 | } |
| 1070 | |
| 1071 | int |
| 1072 | vbi_close( bktr_ptr_t bktr ) |
| 1073 | { |
| 1074 | |
| 1075 | LOCK_VBI(bktr); |
| 1076 | |
| 1077 | bktr->vbiflags &= ~VBI_OPEN; |
| 1078 | |
| 1079 | UNLOCK_VBI(bktr); |
| 1080 | |
| 1081 | return( 0 ); |
| 1082 | } |
| 1083 | |
| 1084 | /* |
| 1085 | * |
| 1086 | */ |
| 1087 | int |
| 1088 | video_read(bktr_ptr_t bktr, int unit, cdev_t dev, struct uio *uio) |
| 1089 | { |
| 1090 | int status; |
| 1091 | int count; |
| 1092 | |
| 1093 | |
| 1094 | if (bktr->bigbuf == 0) /* no frame buffer allocated (ioctl failed) */ |
| 1095 | return( ENOMEM ); |
| 1096 | |
| 1097 | if (bktr->flags & METEOR_CAP_MASK) |
| 1098 | return( EIO ); /* already capturing */ |
| 1099 | |
| 1100 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
| 1101 | |
| 1102 | |
| 1103 | count = bktr->rows * bktr->cols * |
| 1104 | pixfmt_table[ bktr->pixfmt ].public.Bpp; |
| 1105 | |
| 1106 | if ((int) uio->uio_iov->iov_len < count) |
| 1107 | return( EINVAL ); |
| 1108 | |
| 1109 | bktr->flags &= ~(METEOR_CAP_MASK | METEOR_WANT_MASK); |
| 1110 | |
| 1111 | /* capture one frame */ |
| 1112 | start_capture(bktr, METEOR_SINGLE); |
| 1113 | /* wait for capture to complete */ |
| 1114 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
| 1115 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 1116 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
| 1117 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
| 1118 | BT848_INT_RISCI | |
| 1119 | BT848_INT_VSYNC | |
| 1120 | BT848_INT_FMTCHG); |
| 1121 | |
| 1122 | |
| 1123 | status = tsleep(BKTR_SLEEP, BKTRPRI, "captur", 0); |
| 1124 | if (!status) /* successful capture */ |
| 1125 | status = uiomove((caddr_t)bktr->bigbuf, count, uio); |
| 1126 | else |
| 1127 | printf ("%s: read: tsleep error %d\n", |
| 1128 | bktr_name(bktr), status); |
| 1129 | |
| 1130 | bktr->flags &= ~(METEOR_SINGLE | METEOR_WANT_MASK); |
| 1131 | |
| 1132 | return( status ); |
| 1133 | } |
| 1134 | |
| 1135 | /* |
| 1136 | * Read VBI data from the vbi circular buffer |
| 1137 | * The buffer holds vbi data blocks which are the same size |
| 1138 | * vbiinsert is the position we will insert the next item into the buffer |
| 1139 | * vbistart is the actual position in the buffer we want to read from |
| 1140 | * vbisize is the exact number of bytes in the buffer left to read |
| 1141 | */ |
| 1142 | int |
| 1143 | vbi_read(bktr_ptr_t bktr, struct uio *uio, int ioflag) |
| 1144 | { |
| 1145 | int readsize, readsize2, start; |
| 1146 | int status; |
| 1147 | |
| 1148 | /* |
| 1149 | * XXX - vbi_read() should be protected against being re-entered |
| 1150 | * while it is unlocked for the uiomove. |
| 1151 | */ |
| 1152 | LOCK_VBI(bktr); |
| 1153 | |
| 1154 | while(bktr->vbisize == 0) { |
| 1155 | if (ioflag & IO_NDELAY) { |
| 1156 | status = EWOULDBLOCK; |
| 1157 | goto out; |
| 1158 | } |
| 1159 | |
| 1160 | bktr->vbi_read_blocked = TRUE; |
| 1161 | #ifdef USE_VBIMUTEX |
| 1162 | if ((status = msleep(VBI_SLEEP, &bktr->vbimutex, VBIPRI, "vbi", |
| 1163 | 0))) { |
| 1164 | goto out; |
| 1165 | } |
| 1166 | #else |
| 1167 | if ((status = tsleep(VBI_SLEEP, VBIPRI, "vbi", 0))) { |
| 1168 | goto out; |
| 1169 | } |
| 1170 | #endif |
| 1171 | } |
| 1172 | |
| 1173 | /* Now we have some data to give to the user */ |
| 1174 | |
| 1175 | /* We cannot read more bytes than there are in |
| 1176 | * the circular buffer |
| 1177 | */ |
| 1178 | readsize = (int)uio->uio_iov->iov_len; |
| 1179 | |
| 1180 | if (readsize > bktr->vbisize) readsize = bktr->vbisize; |
| 1181 | |
| 1182 | /* Check if we can read this number of bytes without having |
| 1183 | * to wrap around the circular buffer */ |
| 1184 | if((bktr->vbistart + readsize) >= VBI_BUFFER_SIZE) { |
| 1185 | /* We need to wrap around */ |
| 1186 | |
| 1187 | readsize2 = VBI_BUFFER_SIZE - bktr->vbistart; |
| 1188 | start = bktr->vbistart; |
| 1189 | UNLOCK_VBI(bktr); |
| 1190 | status = uiomove((caddr_t)bktr->vbibuffer + start, readsize2, uio); |
| 1191 | if (status == 0) |
| 1192 | status = uiomove((caddr_t)bktr->vbibuffer, (readsize - readsize2), uio); |
| 1193 | } else { |
| 1194 | UNLOCK_VBI(bktr); |
| 1195 | /* We do not need to wrap around */ |
| 1196 | status = uiomove((caddr_t)bktr->vbibuffer + bktr->vbistart, readsize, uio); |
| 1197 | } |
| 1198 | |
| 1199 | LOCK_VBI(bktr); |
| 1200 | |
| 1201 | /* Update the number of bytes left to read */ |
| 1202 | bktr->vbisize -= readsize; |
| 1203 | |
| 1204 | /* Update vbistart */ |
| 1205 | bktr->vbistart += readsize; |
| 1206 | bktr->vbistart = bktr->vbistart % VBI_BUFFER_SIZE; /* wrap around if needed */ |
| 1207 | |
| 1208 | out: |
| 1209 | UNLOCK_VBI(bktr); |
| 1210 | |
| 1211 | return( status ); |
| 1212 | |
| 1213 | } |
| 1214 | |
| 1215 | |
| 1216 | |
| 1217 | /* |
| 1218 | * video ioctls |
| 1219 | */ |
| 1220 | int |
| 1221 | video_ioctl( bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, caddr_t arg, struct thread* td ) |
| 1222 | { |
| 1223 | volatile u_char c_temp; |
| 1224 | unsigned int temp; |
| 1225 | unsigned int temp_iform; |
| 1226 | unsigned int error; |
| 1227 | struct meteor_geomet *geo; |
| 1228 | struct meteor_counts *counts; |
| 1229 | struct meteor_video *video; |
| 1230 | struct bktr_capture_area *cap_area; |
| 1231 | vm_offset_t buf; |
| 1232 | int i; |
| 1233 | int sig; |
| 1234 | char char_temp; |
| 1235 | |
| 1236 | switch ( cmd ) { |
| 1237 | |
| 1238 | case BT848SCLIP: /* set clip region */ |
| 1239 | bktr->max_clip_node = 0; |
| 1240 | memcpy(&bktr->clip_list, arg, sizeof(bktr->clip_list)); |
| 1241 | |
| 1242 | for (i = 0; i < BT848_MAX_CLIP_NODE; i++) { |
| 1243 | if (bktr->clip_list[i].y_min == 0 && |
| 1244 | bktr->clip_list[i].y_max == 0) |
| 1245 | break; |
| 1246 | } |
| 1247 | bktr->max_clip_node = i; |
| 1248 | |
| 1249 | /* make sure that the list contains a valid clip secquence */ |
| 1250 | /* the clip rectangles should be sorted by x then by y as the |
| 1251 | second order sort key */ |
| 1252 | |
| 1253 | /* clip rectangle list is terminated by y_min and y_max set to 0 */ |
| 1254 | |
| 1255 | /* to disable clipping set y_min and y_max to 0 in the first |
| 1256 | clip rectangle . The first clip rectangle is clip_list[0]. |
| 1257 | */ |
| 1258 | |
| 1259 | |
| 1260 | |
| 1261 | if (bktr->max_clip_node == 0 && |
| 1262 | (bktr->clip_list[0].y_min != 0 && |
| 1263 | bktr->clip_list[0].y_max != 0)) { |
| 1264 | return EINVAL; |
| 1265 | } |
| 1266 | |
| 1267 | for (i = 0; i < BT848_MAX_CLIP_NODE - 1 ; i++) { |
| 1268 | if (bktr->clip_list[i].y_min == 0 && |
| 1269 | bktr->clip_list[i].y_max == 0) { |
| 1270 | break; |
| 1271 | } |
| 1272 | if ( bktr->clip_list[i+1].y_min != 0 && |
| 1273 | bktr->clip_list[i+1].y_max != 0 && |
| 1274 | bktr->clip_list[i].x_min > bktr->clip_list[i+1].x_min ) { |
| 1275 | |
| 1276 | bktr->max_clip_node = 0; |
| 1277 | return (EINVAL); |
| 1278 | |
| 1279 | } |
| 1280 | |
| 1281 | if (bktr->clip_list[i].x_min >= bktr->clip_list[i].x_max || |
| 1282 | bktr->clip_list[i].y_min >= bktr->clip_list[i].y_max || |
| 1283 | bktr->clip_list[i].x_min < 0 || |
| 1284 | bktr->clip_list[i].x_max < 0 || |
| 1285 | bktr->clip_list[i].y_min < 0 || |
| 1286 | bktr->clip_list[i].y_max < 0 ) { |
| 1287 | bktr->max_clip_node = 0; |
| 1288 | return (EINVAL); |
| 1289 | } |
| 1290 | } |
| 1291 | |
| 1292 | bktr->dma_prog_loaded = FALSE; |
| 1293 | |
| 1294 | break; |
| 1295 | |
| 1296 | case METEORSTATUS: /* get Bt848 status */ |
| 1297 | c_temp = INB(bktr, BKTR_DSTATUS); |
| 1298 | temp = 0; |
| 1299 | if (!(c_temp & 0x40)) temp |= METEOR_STATUS_HCLK; |
| 1300 | if (!(c_temp & 0x10)) temp |= METEOR_STATUS_FIDT; |
| 1301 | *(u_short *)arg = temp; |
| 1302 | break; |
| 1303 | |
| 1304 | case BT848SFMT: /* set input format */ |
| 1305 | temp = *(unsigned long*)arg & BT848_IFORM_FORMAT; |
| 1306 | temp_iform = INB(bktr, BKTR_IFORM); |
| 1307 | temp_iform &= ~BT848_IFORM_FORMAT; |
| 1308 | temp_iform &= ~BT848_IFORM_XTSEL; |
| 1309 | OUTB(bktr, BKTR_IFORM, (temp_iform | temp | format_params[temp].iform_xtsel)); |
| 1310 | switch( temp ) { |
| 1311 | case BT848_IFORM_F_AUTO: |
| 1312 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
| 1313 | METEOR_AUTOMODE; |
| 1314 | break; |
| 1315 | |
| 1316 | case BT848_IFORM_F_NTSCM: |
| 1317 | case BT848_IFORM_F_NTSCJ: |
| 1318 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
| 1319 | METEOR_NTSC; |
| 1320 | OUTB(bktr, BKTR_ADELAY, format_params[temp].adelay); |
| 1321 | OUTB(bktr, BKTR_BDELAY, format_params[temp].bdelay); |
| 1322 | bktr->format_params = temp; |
| 1323 | break; |
| 1324 | |
| 1325 | case BT848_IFORM_F_PALBDGHI: |
| 1326 | case BT848_IFORM_F_PALN: |
| 1327 | case BT848_IFORM_F_SECAM: |
| 1328 | case BT848_IFORM_F_RSVD: |
| 1329 | case BT848_IFORM_F_PALM: |
| 1330 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
| 1331 | METEOR_PAL; |
| 1332 | OUTB(bktr, BKTR_ADELAY, format_params[temp].adelay); |
| 1333 | OUTB(bktr, BKTR_BDELAY, format_params[temp].bdelay); |
| 1334 | bktr->format_params = temp; |
| 1335 | break; |
| 1336 | |
| 1337 | } |
| 1338 | bktr->dma_prog_loaded = FALSE; |
| 1339 | break; |
| 1340 | |
| 1341 | case METEORSFMT: /* set input format */ |
| 1342 | temp_iform = INB(bktr, BKTR_IFORM); |
| 1343 | temp_iform &= ~BT848_IFORM_FORMAT; |
| 1344 | temp_iform &= ~BT848_IFORM_XTSEL; |
| 1345 | switch(*(unsigned long *)arg & METEOR_FORM_MASK ) { |
| 1346 | case 0: /* default */ |
| 1347 | case METEOR_FMT_NTSC: |
| 1348 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
| 1349 | METEOR_NTSC; |
| 1350 | OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_NTSCM | |
| 1351 | format_params[BT848_IFORM_F_NTSCM].iform_xtsel); |
| 1352 | OUTB(bktr, BKTR_ADELAY, format_params[BT848_IFORM_F_NTSCM].adelay); |
| 1353 | OUTB(bktr, BKTR_BDELAY, format_params[BT848_IFORM_F_NTSCM].bdelay); |
| 1354 | bktr->format_params = BT848_IFORM_F_NTSCM; |
| 1355 | break; |
| 1356 | |
| 1357 | case METEOR_FMT_PAL: |
| 1358 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
| 1359 | METEOR_PAL; |
| 1360 | OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_PALBDGHI | |
| 1361 | format_params[BT848_IFORM_F_PALBDGHI].iform_xtsel); |
| 1362 | OUTB(bktr, BKTR_ADELAY, format_params[BT848_IFORM_F_PALBDGHI].adelay); |
| 1363 | OUTB(bktr, BKTR_BDELAY, format_params[BT848_IFORM_F_PALBDGHI].bdelay); |
| 1364 | bktr->format_params = BT848_IFORM_F_PALBDGHI; |
| 1365 | break; |
| 1366 | |
| 1367 | case METEOR_FMT_AUTOMODE: |
| 1368 | bktr->flags = (bktr->flags & ~METEOR_FORM_MASK) | |
| 1369 | METEOR_AUTOMODE; |
| 1370 | OUTB(bktr, BKTR_IFORM, temp_iform | BT848_IFORM_F_AUTO | |
| 1371 | format_params[BT848_IFORM_F_AUTO].iform_xtsel); |
| 1372 | break; |
| 1373 | |
| 1374 | default: |
| 1375 | return( EINVAL ); |
| 1376 | } |
| 1377 | bktr->dma_prog_loaded = FALSE; |
| 1378 | break; |
| 1379 | |
| 1380 | case METEORGFMT: /* get input format */ |
| 1381 | *(u_long *)arg = bktr->flags & METEOR_FORM_MASK; |
| 1382 | break; |
| 1383 | |
| 1384 | |
| 1385 | case BT848GFMT: /* get input format */ |
| 1386 | *(u_long *)arg = INB(bktr, BKTR_IFORM) & BT848_IFORM_FORMAT; |
| 1387 | break; |
| 1388 | |
| 1389 | case METEORSCOUNT: /* (re)set error counts */ |
| 1390 | counts = (struct meteor_counts *) arg; |
| 1391 | bktr->fifo_errors = counts->fifo_errors; |
| 1392 | bktr->dma_errors = counts->dma_errors; |
| 1393 | bktr->frames_captured = counts->frames_captured; |
| 1394 | bktr->even_fields_captured = counts->even_fields_captured; |
| 1395 | bktr->odd_fields_captured = counts->odd_fields_captured; |
| 1396 | break; |
| 1397 | |
| 1398 | case METEORGCOUNT: /* get error counts */ |
| 1399 | counts = (struct meteor_counts *) arg; |
| 1400 | counts->fifo_errors = bktr->fifo_errors; |
| 1401 | counts->dma_errors = bktr->dma_errors; |
| 1402 | counts->frames_captured = bktr->frames_captured; |
| 1403 | counts->even_fields_captured = bktr->even_fields_captured; |
| 1404 | counts->odd_fields_captured = bktr->odd_fields_captured; |
| 1405 | break; |
| 1406 | |
| 1407 | case METEORGVIDEO: |
| 1408 | video = (struct meteor_video *)arg; |
| 1409 | video->addr = bktr->video.addr; |
| 1410 | video->width = bktr->video.width; |
| 1411 | video->banksize = bktr->video.banksize; |
| 1412 | video->ramsize = bktr->video.ramsize; |
| 1413 | break; |
| 1414 | |
| 1415 | case METEORSVIDEO: |
| 1416 | video = (struct meteor_video *)arg; |
| 1417 | bktr->video.addr = video->addr; |
| 1418 | bktr->video.width = video->width; |
| 1419 | bktr->video.banksize = video->banksize; |
| 1420 | bktr->video.ramsize = video->ramsize; |
| 1421 | break; |
| 1422 | |
| 1423 | case METEORSFPS: |
| 1424 | set_fps(bktr, *(u_short *)arg); |
| 1425 | break; |
| 1426 | |
| 1427 | case METEORGFPS: |
| 1428 | *(u_short *)arg = bktr->fps; |
| 1429 | break; |
| 1430 | |
| 1431 | case METEORSHUE: /* set hue */ |
| 1432 | OUTB(bktr, BKTR_HUE, (*(u_char *) arg) & 0xff); |
| 1433 | break; |
| 1434 | |
| 1435 | case METEORGHUE: /* get hue */ |
| 1436 | *(u_char *)arg = INB(bktr, BKTR_HUE); |
| 1437 | break; |
| 1438 | |
| 1439 | case METEORSBRIG: /* set brightness */ |
| 1440 | char_temp = ( *(u_char *)arg & 0xff) - 128; |
| 1441 | OUTB(bktr, BKTR_BRIGHT, char_temp); |
| 1442 | |
| 1443 | break; |
| 1444 | |
| 1445 | case METEORGBRIG: /* get brightness */ |
| 1446 | *(u_char *)arg = INB(bktr, BKTR_BRIGHT); |
| 1447 | break; |
| 1448 | |
| 1449 | case METEORSCSAT: /* set chroma saturation */ |
| 1450 | temp = (int)*(u_char *)arg; |
| 1451 | |
| 1452 | OUTB(bktr, BKTR_SAT_U_LO, (temp << 1) & 0xff); |
| 1453 | OUTB(bktr, BKTR_SAT_V_LO, (temp << 1) & 0xff); |
| 1454 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) |
| 1455 | & ~(BT848_E_CONTROL_SAT_U_MSB |
| 1456 | | BT848_E_CONTROL_SAT_V_MSB)); |
| 1457 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) |
| 1458 | & ~(BT848_O_CONTROL_SAT_U_MSB | |
| 1459 | BT848_O_CONTROL_SAT_V_MSB)); |
| 1460 | |
| 1461 | if ( temp & BIT_SEVEN_HIGH ) { |
| 1462 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) |
| 1463 | | (BT848_E_CONTROL_SAT_U_MSB |
| 1464 | | BT848_E_CONTROL_SAT_V_MSB)); |
| 1465 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) |
| 1466 | | (BT848_O_CONTROL_SAT_U_MSB |
| 1467 | | BT848_O_CONTROL_SAT_V_MSB)); |
| 1468 | } |
| 1469 | break; |
| 1470 | |
| 1471 | case METEORGCSAT: /* get chroma saturation */ |
| 1472 | temp = (INB(bktr, BKTR_SAT_V_LO) >> 1) & 0xff; |
| 1473 | if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB ) |
| 1474 | temp |= BIT_SEVEN_HIGH; |
| 1475 | *(u_char *)arg = (u_char)temp; |
| 1476 | break; |
| 1477 | |
| 1478 | case METEORSCONT: /* set contrast */ |
| 1479 | temp = (int)*(u_char *)arg & 0xff; |
| 1480 | temp <<= 1; |
| 1481 | OUTB(bktr, BKTR_CONTRAST_LO, temp & 0xff); |
| 1482 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_CON_MSB); |
| 1483 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_CON_MSB); |
| 1484 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | |
| 1485 | (((temp & 0x100) >> 6 ) & BT848_E_CONTROL_CON_MSB)); |
| 1486 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | |
| 1487 | (((temp & 0x100) >> 6 ) & BT848_O_CONTROL_CON_MSB)); |
| 1488 | break; |
| 1489 | |
| 1490 | case METEORGCONT: /* get contrast */ |
| 1491 | temp = (int)INB(bktr, BKTR_CONTRAST_LO) & 0xff; |
| 1492 | temp |= ((int)INB(bktr, BKTR_O_CONTROL) & 0x04) << 6; |
| 1493 | *(u_char *)arg = (u_char)((temp >> 1) & 0xff); |
| 1494 | break; |
| 1495 | |
| 1496 | case BT848SCBUF: /* set Clear-Buffer-on-start flag */ |
| 1497 | bktr->clr_on_start = (*(int *)arg != 0); |
| 1498 | break; |
| 1499 | |
| 1500 | case BT848GCBUF: /* get Clear-Buffer-on-start flag */ |
| 1501 | *(int *)arg = (int) bktr->clr_on_start; |
| 1502 | break; |
| 1503 | |
| 1504 | case METEORSSIGNAL: |
| 1505 | sig = *(int *)arg; |
| 1506 | /* Historically, applications used METEOR_SIG_MODE_MASK |
| 1507 | * to reset signal delivery. |
| 1508 | */ |
| 1509 | if (sig == METEOR_SIG_MODE_MASK) |
| 1510 | sig = 0; |
| 1511 | if (sig < 0 || sig > _SIG_MAXSIG) |
| 1512 | return (EINVAL); |
| 1513 | bktr->signal = sig; |
| 1514 | bktr->proc = sig ? td->td_proc : NULL; |
| 1515 | break; |
| 1516 | |
| 1517 | case METEORGSIGNAL: |
| 1518 | *(int *)arg = bktr->signal; |
| 1519 | break; |
| 1520 | |
| 1521 | case METEORCAPTUR: |
| 1522 | temp = bktr->flags; |
| 1523 | switch (*(int *) arg) { |
| 1524 | case METEOR_CAP_SINGLE: |
| 1525 | |
| 1526 | if (bktr->bigbuf==0) /* no frame buffer allocated */ |
| 1527 | return( ENOMEM ); |
| 1528 | /* already capturing */ |
| 1529 | if (temp & METEOR_CAP_MASK) |
| 1530 | return( EIO ); |
| 1531 | |
| 1532 | |
| 1533 | |
| 1534 | start_capture(bktr, METEOR_SINGLE); |
| 1535 | |
| 1536 | /* wait for capture to complete */ |
| 1537 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
| 1538 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 1539 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
| 1540 | |
| 1541 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
| 1542 | BT848_INT_RISCI | |
| 1543 | BT848_INT_VSYNC | |
| 1544 | BT848_INT_FMTCHG); |
| 1545 | |
| 1546 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
| 1547 | error = tsleep(BKTR_SLEEP, BKTRPRI, "captur", hz); |
| 1548 | if (error && (error != ERESTART)) { |
| 1549 | /* Here if we didn't get complete frame */ |
| 1550 | #ifdef DIAGNOSTIC |
| 1551 | printf( "%s: ioctl: tsleep error %d %x\n", |
| 1552 | bktr_name(bktr), error, |
| 1553 | INL(bktr, BKTR_RISC_COUNT)); |
| 1554 | #endif |
| 1555 | |
| 1556 | /* stop dma */ |
| 1557 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 1558 | |
| 1559 | /* disable risc, leave fifo running */ |
| 1560 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 1561 | } |
| 1562 | |
| 1563 | bktr->flags &= ~(METEOR_SINGLE|METEOR_WANT_MASK); |
| 1564 | /* FIXME: should we set bt848->int_stat ??? */ |
| 1565 | break; |
| 1566 | |
| 1567 | case METEOR_CAP_CONTINOUS: |
| 1568 | if (bktr->bigbuf==0) /* no frame buffer allocated */ |
| 1569 | return( ENOMEM ); |
| 1570 | /* already capturing */ |
| 1571 | if (temp & METEOR_CAP_MASK) |
| 1572 | return( EIO ); |
| 1573 | |
| 1574 | |
| 1575 | start_capture(bktr, METEOR_CONTIN); |
| 1576 | |
| 1577 | /* Clear the interrypt status register */ |
| 1578 | OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); |
| 1579 | |
| 1580 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 1581 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
| 1582 | OUTB(bktr, BKTR_CAP_CTL, bktr->bktr_cap_ctl); |
| 1583 | |
| 1584 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
| 1585 | BT848_INT_RISCI | |
| 1586 | BT848_INT_VSYNC | |
| 1587 | BT848_INT_FMTCHG); |
| 1588 | #ifdef BT848_DUMP |
| 1589 | dump_bt848( bt848 ); |
| 1590 | #endif |
| 1591 | break; |
| 1592 | |
| 1593 | case METEOR_CAP_STOP_CONT: |
| 1594 | if (bktr->flags & METEOR_CONTIN) { |
| 1595 | /* turn off capture */ |
| 1596 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
| 1597 | OUTB(bktr, BKTR_CAP_CTL, CAPTURE_OFF); |
| 1598 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 1599 | bktr->flags &= |
| 1600 | ~(METEOR_CONTIN | METEOR_WANT_MASK); |
| 1601 | |
| 1602 | } |
| 1603 | } |
| 1604 | break; |
| 1605 | |
| 1606 | case METEORSETGEO: |
| 1607 | /* can't change parameters while capturing */ |
| 1608 | if (bktr->flags & METEOR_CAP_MASK) |
| 1609 | return( EBUSY ); |
| 1610 | |
| 1611 | |
| 1612 | geo = (struct meteor_geomet *) arg; |
| 1613 | |
| 1614 | error = 0; |
| 1615 | /* Either even or odd, if even & odd, then these a zero */ |
| 1616 | if ((geo->oformat & METEOR_GEO_ODD_ONLY) && |
| 1617 | (geo->oformat & METEOR_GEO_EVEN_ONLY)) { |
| 1618 | printf( "%s: ioctl: Geometry odd or even only.\n", |
| 1619 | bktr_name(bktr)); |
| 1620 | return( EINVAL ); |
| 1621 | } |
| 1622 | |
| 1623 | /* set/clear even/odd flags */ |
| 1624 | if (geo->oformat & METEOR_GEO_ODD_ONLY) |
| 1625 | bktr->flags |= METEOR_ONLY_ODD_FIELDS; |
| 1626 | else |
| 1627 | bktr->flags &= ~METEOR_ONLY_ODD_FIELDS; |
| 1628 | if (geo->oformat & METEOR_GEO_EVEN_ONLY) |
| 1629 | bktr->flags |= METEOR_ONLY_EVEN_FIELDS; |
| 1630 | else |
| 1631 | bktr->flags &= ~METEOR_ONLY_EVEN_FIELDS; |
| 1632 | |
| 1633 | if (geo->columns <= 0) { |
| 1634 | printf( |
| 1635 | "%s: ioctl: %d: columns must be greater than zero.\n", |
| 1636 | bktr_name(bktr), geo->columns); |
| 1637 | error = EINVAL; |
| 1638 | } |
| 1639 | else if ((geo->columns & 0x3fe) != geo->columns) { |
| 1640 | printf( |
| 1641 | "%s: ioctl: %d: columns too large or not even.\n", |
| 1642 | bktr_name(bktr), geo->columns); |
| 1643 | error = EINVAL; |
| 1644 | } |
| 1645 | |
| 1646 | if (geo->rows <= 0) { |
| 1647 | printf( |
| 1648 | "%s: ioctl: %d: rows must be greater than zero.\n", |
| 1649 | bktr_name(bktr), geo->rows); |
| 1650 | error = EINVAL; |
| 1651 | } |
| 1652 | else if (((geo->rows & 0x7fe) != geo->rows) || |
| 1653 | ((geo->oformat & METEOR_GEO_FIELD_MASK) && |
| 1654 | ((geo->rows & 0x3fe) != geo->rows)) ) { |
| 1655 | printf( |
| 1656 | "%s: ioctl: %d: rows too large or not even.\n", |
| 1657 | bktr_name(bktr), geo->rows); |
| 1658 | error = EINVAL; |
| 1659 | } |
| 1660 | |
| 1661 | if (geo->frames > 32) { |
| 1662 | printf("%s: ioctl: too many frames.\n", |
| 1663 | bktr_name(bktr)); |
| 1664 | |
| 1665 | error = EINVAL; |
| 1666 | } |
| 1667 | |
| 1668 | if (error) |
| 1669 | return( error ); |
| 1670 | |
| 1671 | bktr->dma_prog_loaded = FALSE; |
| 1672 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
| 1673 | |
| 1674 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 1675 | |
| 1676 | if ((temp=(geo->rows * geo->columns * geo->frames * 2))) { |
| 1677 | if (geo->oformat & METEOR_GEO_RGB24) temp = temp * 2; |
| 1678 | |
| 1679 | /* meteor_mem structure for SYNC Capture */ |
| 1680 | if (geo->frames > 1) temp += PAGE_SIZE; |
| 1681 | |
| 1682 | temp = btoc(temp); |
| 1683 | if ((int) temp > bktr->alloc_pages |
| 1684 | && bktr->video.addr == 0) { |
| 1685 | |
| 1686 | buf = get_bktr_mem(unit, temp*PAGE_SIZE); |
| 1687 | if (buf != 0) { |
| 1688 | kmem_free(kernel_map, bktr->bigbuf, |
| 1689 | (bktr->alloc_pages * PAGE_SIZE)); |
| 1690 | |
| 1691 | bktr->bigbuf = buf; |
| 1692 | bktr->alloc_pages = temp; |
| 1693 | if (bootverbose) |
| 1694 | printf( |
| 1695 | "%s: ioctl: Allocating %d bytes\n", |
| 1696 | bktr_name(bktr), temp*PAGE_SIZE); |
| 1697 | } |
| 1698 | else |
| 1699 | error = ENOMEM; |
| 1700 | } |
| 1701 | } |
| 1702 | |
| 1703 | if (error) |
| 1704 | return error; |
| 1705 | |
| 1706 | bktr->rows = geo->rows; |
| 1707 | bktr->cols = geo->columns; |
| 1708 | bktr->frames = geo->frames; |
| 1709 | |
| 1710 | /* Pixel format (if in meteor pixfmt compatibility mode) */ |
| 1711 | if ( bktr->pixfmt_compat ) { |
| 1712 | bktr->format = METEOR_GEO_YUV_422; |
| 1713 | switch (geo->oformat & METEOR_GEO_OUTPUT_MASK) { |
| 1714 | case 0: /* default */ |
| 1715 | case METEOR_GEO_RGB16: |
| 1716 | bktr->format = METEOR_GEO_RGB16; |
| 1717 | break; |
| 1718 | case METEOR_GEO_RGB24: |
| 1719 | bktr->format = METEOR_GEO_RGB24; |
| 1720 | break; |
| 1721 | case METEOR_GEO_YUV_422: |
| 1722 | bktr->format = METEOR_GEO_YUV_422; |
| 1723 | if (geo->oformat & METEOR_GEO_YUV_12) |
| 1724 | bktr->format = METEOR_GEO_YUV_12; |
| 1725 | break; |
| 1726 | case METEOR_GEO_YUV_PACKED: |
| 1727 | bktr->format = METEOR_GEO_YUV_PACKED; |
| 1728 | break; |
| 1729 | } |
| 1730 | bktr->pixfmt = oformat_meteor_to_bt( bktr->format ); |
| 1731 | } |
| 1732 | |
| 1733 | if (bktr->flags & METEOR_CAP_MASK) { |
| 1734 | |
| 1735 | if (bktr->flags & (METEOR_CONTIN|METEOR_SYNCAP)) { |
| 1736 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
| 1737 | case METEOR_ONLY_ODD_FIELDS: |
| 1738 | bktr->flags |= METEOR_WANT_ODD; |
| 1739 | break; |
| 1740 | case METEOR_ONLY_EVEN_FIELDS: |
| 1741 | bktr->flags |= METEOR_WANT_EVEN; |
| 1742 | break; |
| 1743 | default: |
| 1744 | bktr->flags |= METEOR_WANT_MASK; |
| 1745 | break; |
| 1746 | } |
| 1747 | |
| 1748 | start_capture(bktr, METEOR_CONTIN); |
| 1749 | OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); |
| 1750 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_ENABLED); |
| 1751 | OUTW(bktr, BKTR_GPIO_DMA_CTL, bktr->capcontrol); |
| 1752 | OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT | |
| 1753 | BT848_INT_VSYNC | |
| 1754 | BT848_INT_FMTCHG); |
| 1755 | } |
| 1756 | } |
| 1757 | break; |
| 1758 | /* end of METEORSETGEO */ |
| 1759 | |
| 1760 | /* FIXME. The Capture Area currently has the following restrictions: |
| 1761 | GENERAL |
| 1762 | y_offset may need to be even in interlaced modes |
| 1763 | RGB24 - Interlaced mode |
| 1764 | x_size must be greater than or equal to 1.666*METEORSETGEO width (cols) |
| 1765 | y_size must be greater than or equal to METEORSETGEO height (rows) |
| 1766 | RGB24 - Even Only (or Odd Only) mode |
| 1767 | x_size must be greater than or equal to 1.666*METEORSETGEO width (cols) |
| 1768 | y_size must be greater than or equal to 2*METEORSETGEO height (rows) |
| 1769 | YUV12 - Interlaced mode |
| 1770 | x_size must be greater than or equal to METEORSETGEO width (cols) |
| 1771 | y_size must be greater than or equal to METEORSETGEO height (rows) |
| 1772 | YUV12 - Even Only (or Odd Only) mode |
| 1773 | x_size must be greater than or equal to METEORSETGEO width (cols) |
| 1774 | y_size must be greater than or equal to 2*METEORSETGEO height (rows) |
| 1775 | */ |
| 1776 | |
| 1777 | case BT848_SCAPAREA: /* set capture area of each video frame */ |
| 1778 | /* can't change parameters while capturing */ |
| 1779 | if (bktr->flags & METEOR_CAP_MASK) |
| 1780 | return( EBUSY ); |
| 1781 | |
| 1782 | cap_area = (struct bktr_capture_area *) arg; |
| 1783 | bktr->capture_area_x_offset = cap_area->x_offset; |
| 1784 | bktr->capture_area_y_offset = cap_area->y_offset; |
| 1785 | bktr->capture_area_x_size = cap_area->x_size; |
| 1786 | bktr->capture_area_y_size = cap_area->y_size; |
| 1787 | bktr->capture_area_enabled = TRUE; |
| 1788 | |
| 1789 | bktr->dma_prog_loaded = FALSE; |
| 1790 | break; |
| 1791 | |
| 1792 | case BT848_GCAPAREA: /* get capture area of each video frame */ |
| 1793 | cap_area = (struct bktr_capture_area *) arg; |
| 1794 | if (bktr->capture_area_enabled == FALSE) { |
| 1795 | cap_area->x_offset = 0; |
| 1796 | cap_area->y_offset = 0; |
| 1797 | cap_area->x_size = format_params[ |
| 1798 | bktr->format_params].scaled_hactive; |
| 1799 | cap_area->y_size = format_params[ |
| 1800 | bktr->format_params].vactive; |
| 1801 | } else { |
| 1802 | cap_area->x_offset = bktr->capture_area_x_offset; |
| 1803 | cap_area->y_offset = bktr->capture_area_y_offset; |
| 1804 | cap_area->x_size = bktr->capture_area_x_size; |
| 1805 | cap_area->y_size = bktr->capture_area_y_size; |
| 1806 | } |
| 1807 | break; |
| 1808 | |
| 1809 | default: |
| 1810 | return common_ioctl( bktr, cmd, arg ); |
| 1811 | } |
| 1812 | |
| 1813 | return( 0 ); |
| 1814 | } |
| 1815 | |
| 1816 | /* |
| 1817 | * tuner ioctls |
| 1818 | */ |
| 1819 | int |
| 1820 | tuner_ioctl( bktr_ptr_t bktr, int unit, ioctl_cmd_t cmd, caddr_t arg, struct thread* td ) |
| 1821 | { |
| 1822 | int tmp_int; |
| 1823 | unsigned int temp, temp1; |
| 1824 | int offset; |
| 1825 | int count; |
| 1826 | u_char *buf; |
| 1827 | u_long par; |
| 1828 | u_char write; |
| 1829 | int i2c_addr; |
| 1830 | int i2c_port; |
| 1831 | u_long data; |
| 1832 | |
| 1833 | switch ( cmd ) { |
| 1834 | |
| 1835 | case REMOTE_GETKEY: |
| 1836 | /* Read the last key pressed by the Remote Control */ |
| 1837 | if (bktr->remote_control == 0) return (EINVAL); |
| 1838 | remote_read(bktr, (struct bktr_remote *)arg); |
| 1839 | break; |
| 1840 | |
| 1841 | #if defined( TUNER_AFC ) |
| 1842 | case TVTUNER_SETAFC: |
| 1843 | bktr->tuner.afc = (*(int *)arg != 0); |
| 1844 | break; |
| 1845 | |
| 1846 | case TVTUNER_GETAFC: |
| 1847 | *(int *)arg = bktr->tuner.afc; |
| 1848 | /* XXX Perhaps use another bit to indicate AFC success? */ |
| 1849 | break; |
| 1850 | #endif /* TUNER_AFC */ |
| 1851 | |
| 1852 | case TVTUNER_SETCHNL: |
| 1853 | temp_mute( bktr, TRUE ); |
| 1854 | temp = tv_channel( bktr, (int)*(unsigned long *)arg ); |
| 1855 | if ( temp < 0 ) { |
| 1856 | temp_mute( bktr, FALSE ); |
| 1857 | return( EINVAL ); |
| 1858 | } |
| 1859 | *(unsigned long *)arg = temp; |
| 1860 | |
| 1861 | /* after every channel change, we must restart the MSP34xx */ |
| 1862 | /* audio chip to reselect NICAM STEREO or MONO audio */ |
| 1863 | if ( bktr->card.msp3400c ) |
| 1864 | msp_autodetect( bktr ); |
| 1865 | |
| 1866 | /* after every channel change, we must restart the DPL35xx */ |
| 1867 | if ( bktr->card.dpl3518a ) |
| 1868 | dpl_autodetect( bktr ); |
| 1869 | |
| 1870 | temp_mute( bktr, FALSE ); |
| 1871 | break; |
| 1872 | |
| 1873 | case TVTUNER_GETCHNL: |
| 1874 | *(unsigned long *)arg = bktr->tuner.channel; |
| 1875 | break; |
| 1876 | |
| 1877 | case TVTUNER_SETTYPE: |
| 1878 | temp = *(unsigned long *)arg; |
| 1879 | if ( (temp < CHNLSET_MIN) || (temp > CHNLSET_MAX) ) |
| 1880 | return( EINVAL ); |
| 1881 | bktr->tuner.chnlset = temp; |
| 1882 | break; |
| 1883 | |
| 1884 | case TVTUNER_GETTYPE: |
| 1885 | *(unsigned long *)arg = bktr->tuner.chnlset; |
| 1886 | break; |
| 1887 | |
| 1888 | case TVTUNER_GETSTATUS: |
| 1889 | temp = get_tuner_status( bktr ); |
| 1890 | *(unsigned long *)arg = temp & 0xff; |
| 1891 | break; |
| 1892 | |
| 1893 | case TVTUNER_SETFREQ: |
| 1894 | temp_mute( bktr, TRUE ); |
| 1895 | temp = tv_freq( bktr, (int)*(unsigned long *)arg, TV_FREQUENCY); |
| 1896 | temp_mute( bktr, FALSE ); |
| 1897 | if ( temp < 0 ) { |
| 1898 | temp_mute( bktr, FALSE ); |
| 1899 | return( EINVAL ); |
| 1900 | } |
| 1901 | *(unsigned long *)arg = temp; |
| 1902 | |
| 1903 | /* after every channel change, we must restart the MSP34xx */ |
| 1904 | /* audio chip to reselect NICAM STEREO or MONO audio */ |
| 1905 | if ( bktr->card.msp3400c ) |
| 1906 | msp_autodetect( bktr ); |
| 1907 | |
| 1908 | /* after every channel change, we must restart the DPL35xx */ |
| 1909 | if ( bktr->card.dpl3518a ) |
| 1910 | dpl_autodetect( bktr ); |
| 1911 | |
| 1912 | temp_mute( bktr, FALSE ); |
| 1913 | break; |
| 1914 | |
| 1915 | case TVTUNER_GETFREQ: |
| 1916 | *(unsigned long *)arg = bktr->tuner.frequency; |
| 1917 | break; |
| 1918 | |
| 1919 | case TVTUNER_GETCHNLSET: |
| 1920 | return tuner_getchnlset((struct bktr_chnlset *)arg); |
| 1921 | |
| 1922 | case BT848_SAUDIO: /* set audio channel */ |
| 1923 | if ( set_audio( bktr, *(int*)arg ) < 0 ) |
| 1924 | return( EIO ); |
| 1925 | break; |
| 1926 | |
| 1927 | /* hue is a 2's compliment number, -90' to +89.3' in 0.7' steps */ |
| 1928 | case BT848_SHUE: /* set hue */ |
| 1929 | OUTB(bktr, BKTR_HUE, (u_char)(*(int*)arg & 0xff)); |
| 1930 | break; |
| 1931 | |
| 1932 | case BT848_GHUE: /* get hue */ |
| 1933 | *(int*)arg = (signed char)(INB(bktr, BKTR_HUE) & 0xff); |
| 1934 | break; |
| 1935 | |
| 1936 | /* brightness is a 2's compliment #, -50 to +%49.6% in 0.39% steps */ |
| 1937 | case BT848_SBRIG: /* set brightness */ |
| 1938 | OUTB(bktr, BKTR_BRIGHT, (u_char)(*(int *)arg & 0xff)); |
| 1939 | break; |
| 1940 | |
| 1941 | case BT848_GBRIG: /* get brightness */ |
| 1942 | *(int *)arg = (signed char)(INB(bktr, BKTR_BRIGHT) & 0xff); |
| 1943 | break; |
| 1944 | |
| 1945 | /* */ |
| 1946 | case BT848_SCSAT: /* set chroma saturation */ |
| 1947 | tmp_int = *(int*)arg; |
| 1948 | |
| 1949 | temp = INB(bktr, BKTR_E_CONTROL); |
| 1950 | temp1 = INB(bktr, BKTR_O_CONTROL); |
| 1951 | if ( tmp_int & BIT_EIGHT_HIGH ) { |
| 1952 | temp |= (BT848_E_CONTROL_SAT_U_MSB | |
| 1953 | BT848_E_CONTROL_SAT_V_MSB); |
| 1954 | temp1 |= (BT848_O_CONTROL_SAT_U_MSB | |
| 1955 | BT848_O_CONTROL_SAT_V_MSB); |
| 1956 | } |
| 1957 | else { |
| 1958 | temp &= ~(BT848_E_CONTROL_SAT_U_MSB | |
| 1959 | BT848_E_CONTROL_SAT_V_MSB); |
| 1960 | temp1 &= ~(BT848_O_CONTROL_SAT_U_MSB | |
| 1961 | BT848_O_CONTROL_SAT_V_MSB); |
| 1962 | } |
| 1963 | |
| 1964 | OUTB(bktr, BKTR_SAT_U_LO, (u_char)(tmp_int & 0xff)); |
| 1965 | OUTB(bktr, BKTR_SAT_V_LO, (u_char)(tmp_int & 0xff)); |
| 1966 | OUTB(bktr, BKTR_E_CONTROL, temp); |
| 1967 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
| 1968 | break; |
| 1969 | |
| 1970 | case BT848_GCSAT: /* get chroma saturation */ |
| 1971 | tmp_int = (int)(INB(bktr, BKTR_SAT_V_LO) & 0xff); |
| 1972 | if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB ) |
| 1973 | tmp_int |= BIT_EIGHT_HIGH; |
| 1974 | *(int*)arg = tmp_int; |
| 1975 | break; |
| 1976 | |
| 1977 | /* */ |
| 1978 | case BT848_SVSAT: /* set chroma V saturation */ |
| 1979 | tmp_int = *(int*)arg; |
| 1980 | |
| 1981 | temp = INB(bktr, BKTR_E_CONTROL); |
| 1982 | temp1 = INB(bktr, BKTR_O_CONTROL); |
| 1983 | if ( tmp_int & BIT_EIGHT_HIGH) { |
| 1984 | temp |= BT848_E_CONTROL_SAT_V_MSB; |
| 1985 | temp1 |= BT848_O_CONTROL_SAT_V_MSB; |
| 1986 | } |
| 1987 | else { |
| 1988 | temp &= ~BT848_E_CONTROL_SAT_V_MSB; |
| 1989 | temp1 &= ~BT848_O_CONTROL_SAT_V_MSB; |
| 1990 | } |
| 1991 | |
| 1992 | OUTB(bktr, BKTR_SAT_V_LO, (u_char)(tmp_int & 0xff)); |
| 1993 | OUTB(bktr, BKTR_E_CONTROL, temp); |
| 1994 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
| 1995 | break; |
| 1996 | |
| 1997 | case BT848_GVSAT: /* get chroma V saturation */ |
| 1998 | tmp_int = (int)INB(bktr, BKTR_SAT_V_LO) & 0xff; |
| 1999 | if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_V_MSB ) |
| 2000 | tmp_int |= BIT_EIGHT_HIGH; |
| 2001 | *(int*)arg = tmp_int; |
| 2002 | break; |
| 2003 | |
| 2004 | /* */ |
| 2005 | case BT848_SUSAT: /* set chroma U saturation */ |
| 2006 | tmp_int = *(int*)arg; |
| 2007 | |
| 2008 | temp = INB(bktr, BKTR_E_CONTROL); |
| 2009 | temp1 = INB(bktr, BKTR_O_CONTROL); |
| 2010 | if ( tmp_int & BIT_EIGHT_HIGH ) { |
| 2011 | temp |= BT848_E_CONTROL_SAT_U_MSB; |
| 2012 | temp1 |= BT848_O_CONTROL_SAT_U_MSB; |
| 2013 | } |
| 2014 | else { |
| 2015 | temp &= ~BT848_E_CONTROL_SAT_U_MSB; |
| 2016 | temp1 &= ~BT848_O_CONTROL_SAT_U_MSB; |
| 2017 | } |
| 2018 | |
| 2019 | OUTB(bktr, BKTR_SAT_U_LO, (u_char)(tmp_int & 0xff)); |
| 2020 | OUTB(bktr, BKTR_E_CONTROL, temp); |
| 2021 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
| 2022 | break; |
| 2023 | |
| 2024 | case BT848_GUSAT: /* get chroma U saturation */ |
| 2025 | tmp_int = (int)INB(bktr, BKTR_SAT_U_LO) & 0xff; |
| 2026 | if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_SAT_U_MSB ) |
| 2027 | tmp_int |= BIT_EIGHT_HIGH; |
| 2028 | *(int*)arg = tmp_int; |
| 2029 | break; |
| 2030 | |
| 2031 | /* lr 970528 luma notch etc - 3 high bits of e_control/o_control */ |
| 2032 | |
| 2033 | case BT848_SLNOTCH: /* set luma notch */ |
| 2034 | tmp_int = (*(int *)arg & 0x7) << 5 ; |
| 2035 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~0xe0); |
| 2036 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~0xe0); |
| 2037 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | tmp_int); |
| 2038 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | tmp_int); |
| 2039 | break; |
| 2040 | |
| 2041 | case BT848_GLNOTCH: /* get luma notch */ |
| 2042 | *(int *)arg = (int) ( (INB(bktr, BKTR_E_CONTROL) & 0xe0) >> 5) ; |
| 2043 | break; |
| 2044 | |
| 2045 | |
| 2046 | /* */ |
| 2047 | case BT848_SCONT: /* set contrast */ |
| 2048 | tmp_int = *(int*)arg; |
| 2049 | |
| 2050 | temp = INB(bktr, BKTR_E_CONTROL); |
| 2051 | temp1 = INB(bktr, BKTR_O_CONTROL); |
| 2052 | if ( tmp_int & BIT_EIGHT_HIGH ) { |
| 2053 | temp |= BT848_E_CONTROL_CON_MSB; |
| 2054 | temp1 |= BT848_O_CONTROL_CON_MSB; |
| 2055 | } |
| 2056 | else { |
| 2057 | temp &= ~BT848_E_CONTROL_CON_MSB; |
| 2058 | temp1 &= ~BT848_O_CONTROL_CON_MSB; |
| 2059 | } |
| 2060 | |
| 2061 | OUTB(bktr, BKTR_CONTRAST_LO, (u_char)(tmp_int & 0xff)); |
| 2062 | OUTB(bktr, BKTR_E_CONTROL, temp); |
| 2063 | OUTB(bktr, BKTR_O_CONTROL, temp1); |
| 2064 | break; |
| 2065 | |
| 2066 | case BT848_GCONT: /* get contrast */ |
| 2067 | tmp_int = (int)INB(bktr, BKTR_CONTRAST_LO) & 0xff; |
| 2068 | if ( INB(bktr, BKTR_E_CONTROL) & BT848_E_CONTROL_CON_MSB ) |
| 2069 | tmp_int |= BIT_EIGHT_HIGH; |
| 2070 | *(int*)arg = tmp_int; |
| 2071 | break; |
| 2072 | |
| 2073 | /* FIXME: SCBARS and CCBARS require a valid int * */ |
| 2074 | /* argument to succeed, but its not used; consider */ |
| 2075 | /* using the arg to store the on/off state so */ |
| 2076 | /* there's only one ioctl() needed to turn cbars on/off */ |
| 2077 | case BT848_SCBARS: /* set colorbar output */ |
| 2078 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_COLOR_BARS); |
| 2079 | break; |
| 2080 | |
| 2081 | case BT848_CCBARS: /* clear colorbar output */ |
| 2082 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) & ~(BT848_COLOR_CTL_COLOR_BARS)); |
| 2083 | break; |
| 2084 | |
| 2085 | case BT848_GAUDIO: /* get audio channel */ |
| 2086 | temp = bktr->audio_mux_select; |
| 2087 | if ( bktr->audio_mute_state == TRUE ) |
| 2088 | temp |= AUDIO_MUTE; |
| 2089 | *(int*)arg = temp; |
| 2090 | break; |
| 2091 | |
| 2092 | case BT848_SBTSC: /* set audio channel */ |
| 2093 | if ( set_BTSC( bktr, *(int*)arg ) < 0 ) |
| 2094 | return( EIO ); |
| 2095 | break; |
| 2096 | |
| 2097 | case BT848_WEEPROM: /* write eeprom */ |
| 2098 | offset = (((struct eeProm *)arg)->offset); |
| 2099 | count = (((struct eeProm *)arg)->count); |
| 2100 | buf = &(((struct eeProm *)arg)->bytes[ 0 ]); |
| 2101 | if ( writeEEProm( bktr, offset, count, buf ) < 0 ) |
| 2102 | return( EIO ); |
| 2103 | break; |
| 2104 | |
| 2105 | case BT848_REEPROM: /* read eeprom */ |
| 2106 | offset = (((struct eeProm *)arg)->offset); |
| 2107 | count = (((struct eeProm *)arg)->count); |
| 2108 | buf = &(((struct eeProm *)arg)->bytes[ 0 ]); |
| 2109 | if ( readEEProm( bktr, offset, count, buf ) < 0 ) |
| 2110 | return( EIO ); |
| 2111 | break; |
| 2112 | |
| 2113 | case BT848_SIGNATURE: |
| 2114 | offset = (((struct eeProm *)arg)->offset); |
| 2115 | count = (((struct eeProm *)arg)->count); |
| 2116 | buf = &(((struct eeProm *)arg)->bytes[ 0 ]); |
| 2117 | if ( signCard( bktr, offset, count, buf ) < 0 ) |
| 2118 | return( EIO ); |
| 2119 | break; |
| 2120 | |
| 2121 | /* Ioctl's for direct gpio access */ |
| 2122 | #ifdef BKTR_GPIO_ACCESS |
| 2123 | case BT848_GPIO_GET_EN: |
| 2124 | *(int*)arg = INL(bktr, BKTR_GPIO_OUT_EN); |
| 2125 | break; |
| 2126 | |
| 2127 | case BT848_GPIO_SET_EN: |
| 2128 | OUTL(bktr, BKTR_GPIO_OUT_EN, *(int*)arg); |
| 2129 | break; |
| 2130 | |
| 2131 | case BT848_GPIO_GET_DATA: |
| 2132 | *(int*)arg = INL(bktr, BKTR_GPIO_DATA); |
| 2133 | break; |
| 2134 | |
| 2135 | case BT848_GPIO_SET_DATA: |
| 2136 | OUTL(bktr, BKTR_GPIO_DATA, *(int*)arg); |
| 2137 | break; |
| 2138 | #endif /* BKTR_GPIO_ACCESS */ |
| 2139 | |
| 2140 | /* Ioctl's for running the tuner device in radio mode */ |
| 2141 | |
| 2142 | case RADIO_GETMODE: |
| 2143 | *(unsigned char *)arg = bktr->tuner.radio_mode; |
| 2144 | break; |
| 2145 | |
| 2146 | case RADIO_SETMODE: |
| 2147 | bktr->tuner.radio_mode = *(unsigned char *)arg; |
| 2148 | break; |
| 2149 | |
| 2150 | case RADIO_GETFREQ: |
| 2151 | *(unsigned long *)arg = bktr->tuner.frequency; |
| 2152 | break; |
| 2153 | |
| 2154 | case RADIO_SETFREQ: |
| 2155 | /* The argument to this ioctl is NOT freq*16. It is |
| 2156 | ** freq*100. |
| 2157 | */ |
| 2158 | |
| 2159 | temp=(int)*(unsigned long *)arg; |
| 2160 | |
| 2161 | #ifdef BKTR_RADIO_DEBUG |
| 2162 | printf("%s: arg=%d temp=%d\n", bktr_name(bktr), |
| 2163 | (int)*(unsigned long *)arg, temp); |
| 2164 | #endif |
| 2165 | |
| 2166 | #ifndef BKTR_RADIO_NOFREQCHECK |
| 2167 | /* According to the spec. sheet the band: 87.5MHz-108MHz */ |
| 2168 | /* is supported. */ |
| 2169 | if(temp<8750 || temp>10800) { |
| 2170 | printf("%s: Radio frequency out of range\n", bktr_name(bktr)); |
| 2171 | return(EINVAL); |
| 2172 | } |
| 2173 | #endif |
| 2174 | temp_mute( bktr, TRUE ); |
| 2175 | temp = tv_freq( bktr, temp, FM_RADIO_FREQUENCY ); |
| 2176 | temp_mute( bktr, FALSE ); |
| 2177 | #ifdef BKTR_RADIO_DEBUG |
| 2178 | if(temp) |
| 2179 | printf("%s: tv_freq returned: %d\n", bktr_name(bktr), temp); |
| 2180 | #endif |
| 2181 | if ( temp < 0 ) |
| 2182 | return( EINVAL ); |
| 2183 | *(unsigned long *)arg = temp; |
| 2184 | break; |
| 2185 | |
| 2186 | /* Luigi's I2CWR ioctl */ |
| 2187 | case BT848_I2CWR: |
| 2188 | par = *(u_long *)arg; |
| 2189 | write = (par >> 24) & 0xff ; |
| 2190 | i2c_addr = (par >> 16) & 0xff ; |
| 2191 | i2c_port = (par >> 8) & 0xff ; |
| 2192 | data = (par) & 0xff ; |
| 2193 | |
| 2194 | if (write) { |
| 2195 | i2cWrite( bktr, i2c_addr, i2c_port, data); |
| 2196 | } else { |
| 2197 | data = i2cRead( bktr, i2c_addr); |
| 2198 | } |
| 2199 | *(u_long *)arg = (par & 0xffffff00) | ( data & 0xff ); |
| 2200 | break; |
| 2201 | |
| 2202 | |
| 2203 | #ifdef BT848_MSP_READ |
| 2204 | /* I2C ioctls to allow userland access to the MSP chip */ |
| 2205 | case BT848_MSP_READ: |
| 2206 | { |
| 2207 | struct bktr_msp_control *msp; |
| 2208 | msp = (struct bktr_msp_control *) arg; |
| 2209 | msp->data = msp_dpl_read(bktr, bktr->msp_addr, |
| 2210 | msp->function, msp->address); |
| 2211 | break; |
| 2212 | } |
| 2213 | |
| 2214 | case BT848_MSP_WRITE: |
| 2215 | { |
| 2216 | struct bktr_msp_control *msp; |
| 2217 | msp = (struct bktr_msp_control *) arg; |
| 2218 | msp_dpl_write(bktr, bktr->msp_addr, msp->function, |
| 2219 | msp->address, msp->data ); |
| 2220 | break; |
| 2221 | } |
| 2222 | |
| 2223 | case BT848_MSP_RESET: |
| 2224 | msp_dpl_reset(bktr, bktr->msp_addr); |
| 2225 | break; |
| 2226 | #endif |
| 2227 | |
| 2228 | default: |
| 2229 | return common_ioctl( bktr, cmd, arg ); |
| 2230 | } |
| 2231 | |
| 2232 | return( 0 ); |
| 2233 | } |
| 2234 | |
| 2235 | |
| 2236 | /* |
| 2237 | * common ioctls |
| 2238 | */ |
| 2239 | static int |
| 2240 | common_ioctl( bktr_ptr_t bktr, ioctl_cmd_t cmd, caddr_t arg ) |
| 2241 | { |
| 2242 | int pixfmt; |
| 2243 | unsigned int temp; |
| 2244 | struct meteor_pixfmt *pf_pub; |
| 2245 | |
| 2246 | switch (cmd) { |
| 2247 | |
| 2248 | case METEORSINPUT: /* set input device */ |
| 2249 | /*Bt848 has 3 MUX Inputs. Bt848A/849A/878/879 has 4 MUX Inputs*/ |
| 2250 | /* On the original bt848 boards, */ |
| 2251 | /* Tuner is MUX0, RCA is MUX1, S-Video is MUX2 */ |
| 2252 | /* On the Hauppauge bt878 boards, */ |
| 2253 | /* Tuner is MUX0, RCA is MUX3 */ |
| 2254 | /* Unfortunatly Meteor driver codes DEV_RCA as DEV_0, so we */ |
| 2255 | /* stick with this system in our Meteor Emulation */ |
| 2256 | |
| 2257 | switch(*(unsigned long *)arg & METEOR_DEV_MASK) { |
| 2258 | |
| 2259 | /* this is the RCA video input */ |
| 2260 | case 0: /* default */ |
| 2261 | case METEOR_INPUT_DEV0: |
| 2262 | /* METEOR_INPUT_DEV_RCA: */ |
| 2263 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
| 2264 | | METEOR_DEV0; |
| 2265 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) |
| 2266 | & ~BT848_IFORM_MUXSEL); |
| 2267 | |
| 2268 | /* work around for new Hauppauge 878 cards */ |
| 2269 | if ((bktr->card.card_id == CARD_HAUPPAUGE) && |
| 2270 | (bktr->id==BROOKTREE_878 || |
| 2271 | bktr->id==BROOKTREE_879) ) |
| 2272 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); |
| 2273 | else |
| 2274 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); |
| 2275 | |
| 2276 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
| 2277 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); |
| 2278 | set_audio( bktr, AUDIO_EXTERN ); |
| 2279 | break; |
| 2280 | |
| 2281 | /* this is the tuner input */ |
| 2282 | case METEOR_INPUT_DEV1: |
| 2283 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
| 2284 | | METEOR_DEV1; |
| 2285 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
| 2286 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX0); |
| 2287 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
| 2288 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); |
| 2289 | set_audio( bktr, AUDIO_TUNER ); |
| 2290 | break; |
| 2291 | |
| 2292 | /* this is the S-VHS input, but with a composite camera */ |
| 2293 | case METEOR_INPUT_DEV2: |
| 2294 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
| 2295 | | METEOR_DEV2; |
| 2296 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
| 2297 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX2); |
| 2298 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
| 2299 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_O_CONTROL_COMP); |
| 2300 | set_audio( bktr, AUDIO_EXTERN ); |
| 2301 | break; |
| 2302 | |
| 2303 | /* this is the S-VHS input */ |
| 2304 | case METEOR_INPUT_DEV_SVIDEO: |
| 2305 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
| 2306 | | METEOR_DEV_SVIDEO; |
| 2307 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
| 2308 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX2); |
| 2309 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | BT848_E_CONTROL_COMP); |
| 2310 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | BT848_O_CONTROL_COMP); |
| 2311 | set_audio( bktr, AUDIO_EXTERN ); |
| 2312 | break; |
| 2313 | |
| 2314 | case METEOR_INPUT_DEV3: |
| 2315 | if ((bktr->id == BROOKTREE_848A) || |
| 2316 | (bktr->id == BROOKTREE_849A) || |
| 2317 | (bktr->id == BROOKTREE_878) || |
| 2318 | (bktr->id == BROOKTREE_879) ) { |
| 2319 | bktr->flags = (bktr->flags & ~METEOR_DEV_MASK) |
| 2320 | | METEOR_DEV3; |
| 2321 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) & ~BT848_IFORM_MUXSEL); |
| 2322 | |
| 2323 | /* work around for new Hauppauge 878 cards */ |
| 2324 | if ((bktr->card.card_id == CARD_HAUPPAUGE) && |
| 2325 | (bktr->id==BROOKTREE_878 || |
| 2326 | bktr->id==BROOKTREE_879) ) |
| 2327 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX1); |
| 2328 | else |
| 2329 | OUTB(bktr, BKTR_IFORM, INB(bktr, BKTR_IFORM) | BT848_IFORM_M_MUX3); |
| 2330 | |
| 2331 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) & ~BT848_E_CONTROL_COMP); |
| 2332 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) & ~BT848_O_CONTROL_COMP); |
| 2333 | set_audio( bktr, AUDIO_EXTERN ); |
| 2334 | |
| 2335 | break; |
| 2336 | } |
| 2337 | |
| 2338 | default: |
| 2339 | return( EINVAL ); |
| 2340 | } |
| 2341 | break; |
| 2342 | |
| 2343 | case METEORGINPUT: /* get input device */ |
| 2344 | *(u_long *)arg = bktr->flags & METEOR_DEV_MASK; |
| 2345 | break; |
| 2346 | |
| 2347 | case METEORSACTPIXFMT: |
| 2348 | if (( *(int *)arg < 0 ) || |
| 2349 | ( *(int *)arg >= PIXFMT_TABLE_SIZE )) |
| 2350 | return( EINVAL ); |
| 2351 | |
| 2352 | bktr->pixfmt = *(int *)arg; |
| 2353 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
| 2354 | | pixfmt_swap_flags( bktr->pixfmt )); |
| 2355 | bktr->pixfmt_compat = FALSE; |
| 2356 | break; |
| 2357 | |
| 2358 | case METEORGACTPIXFMT: |
| 2359 | *(int *)arg = bktr->pixfmt; |
| 2360 | break; |
| 2361 | |
| 2362 | case METEORGSUPPIXFMT : |
| 2363 | pf_pub = (struct meteor_pixfmt *)arg; |
| 2364 | pixfmt = pf_pub->index; |
| 2365 | |
| 2366 | if (( pixfmt < 0 ) || ( pixfmt >= PIXFMT_TABLE_SIZE )) |
| 2367 | return( EINVAL ); |
| 2368 | |
| 2369 | memcpy( pf_pub, &pixfmt_table[ pixfmt ].public, |
| 2370 | sizeof( *pf_pub ) ); |
| 2371 | |
| 2372 | /* Patch in our format index */ |
| 2373 | pf_pub->index = pixfmt; |
| 2374 | break; |
| 2375 | |
| 2376 | #if defined( STATUS_SUM ) |
| 2377 | case BT848_GSTATUS: /* reap status */ |
| 2378 | { |
| 2379 | crit_enter(); |
| 2380 | temp = status_sum; |
| 2381 | status_sum = 0; |
| 2382 | crit_exit(); |
| 2383 | *(u_int*)arg = temp; |
| 2384 | break; |
| 2385 | } |
| 2386 | #endif /* STATUS_SUM */ |
| 2387 | |
| 2388 | default: |
| 2389 | return( ENOTTY ); |
| 2390 | } |
| 2391 | |
| 2392 | return( 0 ); |
| 2393 | } |
| 2394 | |
| 2395 | |
| 2396 | |
| 2397 | |
| 2398 | /****************************************************************************** |
| 2399 | * bt848 RISC programming routines: |
| 2400 | */ |
| 2401 | |
| 2402 | |
| 2403 | /* |
| 2404 | * |
| 2405 | */ |
| 2406 | #ifdef BT848_DEBUG |
| 2407 | static int |
| 2408 | dump_bt848( bktr_ptr_t bktr ) |
| 2409 | { |
| 2410 | int r[60]={ |
| 2411 | 4, 8, 0xc, 0x8c, 0x10, 0x90, 0x14, 0x94, |
| 2412 | 0x18, 0x98, 0x1c, 0x9c, 0x20, 0xa0, 0x24, 0xa4, |
| 2413 | 0x28, 0x2c, 0xac, 0x30, 0x34, 0x38, 0x3c, 0x40, |
| 2414 | 0xc0, 0x48, 0x4c, 0xcc, 0x50, 0xd0, 0xd4, 0x60, |
| 2415 | 0x64, 0x68, 0x6c, 0xec, 0xd8, 0xdc, 0xe0, 0xe4, |
| 2416 | 0, 0, 0, 0 |
| 2417 | }; |
| 2418 | int i; |
| 2419 | |
| 2420 | for (i = 0; i < 40; i+=4) { |
| 2421 | printf("%s: Reg:value : \t%x:%x \t%x:%x \t %x:%x \t %x:%x\n", |
| 2422 | bktr_name(bktr), |
| 2423 | r[i], INL(bktr, r[i]), |
| 2424 | r[i+1], INL(bktr, r[i+1]), |
| 2425 | r[i+2], INL(bktr, r[i+2]), |
| 2426 | r[i+3], INL(bktr, r[i+3]])); |
| 2427 | } |
| 2428 | |
| 2429 | printf("%s: INT STAT %x \n", bktr_name(bktr), |
| 2430 | INL(bktr, BKTR_INT_STAT)); |
| 2431 | printf("%s: Reg INT_MASK %x \n", bktr_name(bktr), |
| 2432 | INL(bktr, BKTR_INT_MASK)); |
| 2433 | printf("%s: Reg GPIO_DMA_CTL %x \n", bktr_name(bktr), |
| 2434 | INW(bktr, BKTR_GPIO_DMA_CTL)); |
| 2435 | |
| 2436 | return( 0 ); |
| 2437 | } |
| 2438 | |
| 2439 | #endif |
| 2440 | |
| 2441 | /* |
| 2442 | * build write instruction |
| 2443 | */ |
| 2444 | #define BKTR_FM1 0x6 /* packed data to follow */ |
| 2445 | #define BKTR_FM3 0xe /* planar data to follow */ |
| 2446 | #define BKTR_VRE 0x4 /* Marks the end of the even field */ |
| 2447 | #define BKTR_VRO 0xC /* Marks the end of the odd field */ |
| 2448 | #define BKTR_PXV 0x0 /* valid word (never used) */ |
| 2449 | #define BKTR_EOL 0x1 /* last dword, 4 bytes */ |
| 2450 | #define BKTR_SOL 0x2 /* first dword */ |
| 2451 | |
| 2452 | #define OP_WRITE (0x1 << 28) |
| 2453 | #define OP_SKIP (0x2 << 28) |
| 2454 | #define OP_WRITEC (0x5 << 28) |
| 2455 | #define OP_JUMP (0x7 << 28) |
| 2456 | #define OP_SYNC (0x8 << 28) |
| 2457 | #define OP_WRITE123 (0x9 << 28) |
| 2458 | #define OP_WRITES123 (0xb << 28) |
| 2459 | #define OP_SOL (1 << 27) /* first instr for scanline */ |
| 2460 | #define OP_EOL (1 << 26) |
| 2461 | |
| 2462 | #define BKTR_RESYNC (1 << 15) |
| 2463 | #define BKTR_GEN_IRQ (1 << 24) |
| 2464 | |
| 2465 | /* |
| 2466 | * The RISC status bits can be set/cleared in the RISC programs |
| 2467 | * and tested in the Interrupt Handler |
| 2468 | */ |
| 2469 | #define BKTR_SET_RISC_STATUS_BIT0 (1 << 16) |
| 2470 | #define BKTR_SET_RISC_STATUS_BIT1 (1 << 17) |
| 2471 | #define BKTR_SET_RISC_STATUS_BIT2 (1 << 18) |
| 2472 | #define BKTR_SET_RISC_STATUS_BIT3 (1 << 19) |
| 2473 | |
| 2474 | #define BKTR_CLEAR_RISC_STATUS_BIT0 (1 << 20) |
| 2475 | #define BKTR_CLEAR_RISC_STATUS_BIT1 (1 << 21) |
| 2476 | #define BKTR_CLEAR_RISC_STATUS_BIT2 (1 << 22) |
| 2477 | #define BKTR_CLEAR_RISC_STATUS_BIT3 (1 << 23) |
| 2478 | |
| 2479 | #define BKTR_TEST_RISC_STATUS_BIT0 (1 << 28) |
| 2480 | #define BKTR_TEST_RISC_STATUS_BIT1 (1 << 29) |
| 2481 | #define BKTR_TEST_RISC_STATUS_BIT2 (1 << 30) |
| 2482 | #define BKTR_TEST_RISC_STATUS_BIT3 (1 << 31) |
| 2483 | |
| 2484 | static bool_t notclipped (bktr_reg_t * bktr, int x, int width) { |
| 2485 | int i; |
| 2486 | bktr_clip_t * clip_node; |
| 2487 | bktr->clip_start = -1; |
| 2488 | bktr->last_y = 0; |
| 2489 | bktr->y = 0; |
| 2490 | bktr->y2 = width; |
| 2491 | bktr->line_length = width; |
| 2492 | bktr->yclip = -1; |
| 2493 | bktr->yclip2 = -1; |
| 2494 | bktr->current_col = 0; |
| 2495 | |
| 2496 | if (bktr->max_clip_node == 0 ) return TRUE; |
| 2497 | clip_node = (bktr_clip_t *) &bktr->clip_list[0]; |
| 2498 | |
| 2499 | |
| 2500 | for (i = 0; i < bktr->max_clip_node; i++ ) { |
| 2501 | clip_node = (bktr_clip_t *) &bktr->clip_list[i]; |
| 2502 | if (x >= clip_node->x_min && x <= clip_node->x_max ) { |
| 2503 | bktr->clip_start = i; |
| 2504 | return FALSE; |
| 2505 | } |
| 2506 | } |
| 2507 | |
| 2508 | return TRUE; |
| 2509 | } |
| 2510 | |
| 2511 | static bool_t getline(bktr_reg_t *bktr, int x ) { |
| 2512 | int i, j; |
| 2513 | bktr_clip_t * clip_node ; |
| 2514 | |
| 2515 | if (bktr->line_length == 0 || |
| 2516 | bktr->current_col >= bktr->line_length) return FALSE; |
| 2517 | |
| 2518 | bktr->y = min(bktr->last_y, bktr->line_length); |
| 2519 | bktr->y2 = bktr->line_length; |
| 2520 | |
| 2521 | bktr->yclip = bktr->yclip2 = -1; |
| 2522 | for (i = bktr->clip_start; i < bktr->max_clip_node; i++ ) { |
| 2523 | clip_node = (bktr_clip_t *) &bktr->clip_list[i]; |
| 2524 | if (x >= clip_node->x_min && x <= clip_node->x_max) { |
| 2525 | if (bktr->last_y <= clip_node->y_min) { |
| 2526 | bktr->y = min(bktr->last_y, bktr->line_length); |
| 2527 | bktr->y2 = min(clip_node->y_min, bktr->line_length); |
| 2528 | bktr->yclip = min(clip_node->y_min, bktr->line_length); |
| 2529 | bktr->yclip2 = min(clip_node->y_max, bktr->line_length); |
| 2530 | bktr->last_y = bktr->yclip2; |
| 2531 | bktr->clip_start = i; |
| 2532 | |
| 2533 | for (j = i+1; j < bktr->max_clip_node; j++ ) { |
| 2534 | clip_node = (bktr_clip_t *) &bktr->clip_list[j]; |
| 2535 | if (x >= clip_node->x_min && x <= clip_node->x_max) { |
| 2536 | if (bktr->last_y >= clip_node->y_min) { |
| 2537 | bktr->yclip2 = min(clip_node->y_max, bktr->line_length); |
| 2538 | bktr->last_y = bktr->yclip2; |
| 2539 | bktr->clip_start = j; |
| 2540 | } |
| 2541 | } else break ; |
| 2542 | } |
| 2543 | return TRUE; |
| 2544 | } |
| 2545 | } |
| 2546 | } |
| 2547 | |
| 2548 | if (bktr->current_col <= bktr->line_length) { |
| 2549 | bktr->current_col = bktr->line_length; |
| 2550 | return TRUE; |
| 2551 | } |
| 2552 | return FALSE; |
| 2553 | } |
| 2554 | |
| 2555 | static bool_t split(bktr_reg_t * bktr, volatile uint32_t **dma_prog, int width , |
| 2556 | u_long operation, int pixel_width, |
| 2557 | volatile u_char ** target_buffer, int cols ) { |
| 2558 | |
| 2559 | u_long flag, flag2; |
| 2560 | struct meteor_pixfmt *pf = &pixfmt_table[ bktr->pixfmt ].public; |
| 2561 | u_int skip, start_skip; |
| 2562 | |
| 2563 | /* For RGB24, we need to align the component in FIFO Byte Lane 0 */ |
| 2564 | /* to the 1st byte in the mem dword containing our start addr. */ |
| 2565 | /* BTW, we know this pixfmt's 1st byte is Blue; thus the start addr */ |
| 2566 | /* must be Blue. */ |
| 2567 | start_skip = 0; |
| 2568 | if (( pf->type == METEOR_PIXTYPE_RGB ) && ( pf->Bpp == 3 )) |
| 2569 | switch ( ((uintptr_t) (volatile void *) *target_buffer) % 4 ) { |
| 2570 | case 2 : start_skip = 4 ; break; |
| 2571 | case 1 : start_skip = 8 ; break; |
| 2572 | } |
| 2573 | |
| 2574 | if ((width * pixel_width) < DMA_BT848_SPLIT ) { |
| 2575 | if ( width == cols) { |
| 2576 | flag = OP_SOL | OP_EOL; |
| 2577 | } else if (bktr->current_col == 0 ) { |
| 2578 | flag = OP_SOL; |
| 2579 | } else if (bktr->current_col == cols) { |
| 2580 | flag = OP_EOL; |
| 2581 | } else flag = 0; |
| 2582 | |
| 2583 | skip = 0; |
| 2584 | if (( flag & OP_SOL ) && ( start_skip > 0 )) { |
| 2585 | *(*dma_prog)++ = OP_SKIP | OP_SOL | start_skip; |
| 2586 | flag &= ~OP_SOL; |
| 2587 | skip = start_skip; |
| 2588 | } |
| 2589 | |
| 2590 | *(*dma_prog)++ = operation | flag | (width * pixel_width - skip); |
| 2591 | if (operation != OP_SKIP ) |
| 2592 | *(*dma_prog)++ = (uintptr_t) (volatile void *) *target_buffer; |
| 2593 | |
| 2594 | *target_buffer += width * pixel_width; |
| 2595 | bktr->current_col += width; |
| 2596 | |
| 2597 | } else { |
| 2598 | |
| 2599 | if (bktr->current_col == 0 && width == cols) { |
| 2600 | flag = OP_SOL ; |
| 2601 | flag2 = OP_EOL; |
| 2602 | } else if (bktr->current_col == 0 ) { |
| 2603 | flag = OP_SOL; |
| 2604 | flag2 = 0; |
| 2605 | } else if (bktr->current_col >= cols) { |
| 2606 | flag = 0; |
| 2607 | flag2 = OP_EOL; |
| 2608 | } else { |
| 2609 | flag = 0; |
| 2610 | flag2 = 0; |
| 2611 | } |
| 2612 | |
| 2613 | skip = 0; |
| 2614 | if (( flag & OP_SOL ) && ( start_skip > 0 )) { |
| 2615 | *(*dma_prog)++ = OP_SKIP | OP_SOL | start_skip; |
| 2616 | flag &= ~OP_SOL; |
| 2617 | skip = start_skip; |
| 2618 | } |
| 2619 | |
| 2620 | *(*dma_prog)++ = operation | flag | |
| 2621 | (width * pixel_width / 2 - skip); |
| 2622 | if (operation != OP_SKIP ) |
| 2623 | *(*dma_prog)++ = (uintptr_t) (volatile void *) *target_buffer ; |
| 2624 | *target_buffer += (width * pixel_width / 2) ; |
| 2625 | |
| 2626 | if ( operation == OP_WRITE ) |
| 2627 | operation = OP_WRITEC; |
| 2628 | *(*dma_prog)++ = operation | flag2 | |
| 2629 | (width * pixel_width / 2); |
| 2630 | *target_buffer += (width * pixel_width / 2) ; |
| 2631 | bktr->current_col += width; |
| 2632 | |
| 2633 | } |
| 2634 | return TRUE; |
| 2635 | } |
| 2636 | |
| 2637 | |
| 2638 | /* |
| 2639 | * Generate the RISC instructions to capture both VBI and video images |
| 2640 | */ |
| 2641 | static void |
| 2642 | rgb_vbi_prog( bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace ) |
| 2643 | { |
| 2644 | int i; |
| 2645 | volatile uint32_t target_buffer, buffer, target,width; |
| 2646 | volatile uint32_t pitch; |
| 2647 | volatile uint32_t *dma_prog; /* DMA prog is an array of |
| 2648 | 32 bit RISC instructions */ |
| 2649 | volatile uint32_t *loop_point; |
| 2650 | struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; |
| 2651 | u_int Bpp = pf_int->public.Bpp; |
| 2652 | unsigned int vbisamples; /* VBI samples per line */ |
| 2653 | unsigned int vbilines; /* VBI lines per field */ |
| 2654 | unsigned int num_dwords; /* DWORDS per line */ |
| 2655 | |
| 2656 | vbisamples = format_params[bktr->format_params].vbi_num_samples; |
| 2657 | vbilines = format_params[bktr->format_params].vbi_num_lines; |
| 2658 | num_dwords = vbisamples/4; |
| 2659 | |
| 2660 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
| 2661 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
| 2662 | OUTB(bktr, BKTR_VBI_PACK_SIZE, ((num_dwords)) & 0xff); |
| 2663 | OUTB(bktr, BKTR_VBI_PACK_DEL, ((num_dwords)>> 8) & 0x01); /* no hdelay */ |
| 2664 | /* no ext frame */ |
| 2665 | |
| 2666 | OUTB(bktr, BKTR_OFORM, 0x00); |
| 2667 | |
| 2668 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ |
| 2669 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); |
| 2670 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ |
| 2671 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); |
| 2672 | |
| 2673 | /* disable gamma correction removal */ |
| 2674 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); |
| 2675 | |
| 2676 | if (cols > 385 ) { |
| 2677 | OUTB(bktr, BKTR_E_VTC, 0); |
| 2678 | OUTB(bktr, BKTR_O_VTC, 0); |
| 2679 | } else { |
| 2680 | OUTB(bktr, BKTR_E_VTC, 1); |
| 2681 | OUTB(bktr, BKTR_O_VTC, 1); |
| 2682 | } |
| 2683 | bktr->capcontrol = 3 << 2 | 3; |
| 2684 | |
| 2685 | dma_prog = (uint32_t *) bktr->dma_prog; |
| 2686 | |
| 2687 | /* Construct Write */ |
| 2688 | |
| 2689 | if (bktr->video.addr) { |
| 2690 | target_buffer = (u_long) bktr->video.addr; |
| 2691 | pitch = bktr->video.width; |
| 2692 | } |
| 2693 | else { |
| 2694 | target_buffer = (u_long) vtophys(bktr->bigbuf); |
| 2695 | pitch = cols*Bpp; |
| 2696 | } |
| 2697 | |
| 2698 | buffer = target_buffer; |
| 2699 | |
| 2700 | /* Wait for the VRE sync marking the end of the Even and |
| 2701 | * the start of the Odd field. Resync here. |
| 2702 | */ |
| 2703 | *dma_prog++ = OP_SYNC | BKTR_RESYNC |BKTR_VRE; |
| 2704 | *dma_prog++ = 0; |
| 2705 | |
| 2706 | loop_point = dma_prog; |
| 2707 | |
| 2708 | /* store the VBI data */ |
| 2709 | /* look for sync with packed data */ |
| 2710 | *dma_prog++ = OP_SYNC | BKTR_FM1; |
| 2711 | *dma_prog++ = 0; |
| 2712 | for(i = 0; i < vbilines; i++) { |
| 2713 | *dma_prog++ = OP_WRITE | OP_SOL | OP_EOL | vbisamples; |
| 2714 | *dma_prog++ = (u_long) vtophys((caddr_t)bktr->vbidata + |
| 2715 | (i * VBI_LINE_SIZE)); |
| 2716 | } |
| 2717 | |
| 2718 | if ( (i_flag == 2/*Odd*/) || (i_flag==3) /*interlaced*/ ) { |
| 2719 | /* store the Odd field video image */ |
| 2720 | /* look for sync with packed data */ |
| 2721 | *dma_prog++ = OP_SYNC | BKTR_FM1; |
| 2722 | *dma_prog++ = 0; /* NULL WORD */ |
| 2723 | width = cols; |
| 2724 | for (i = 0; i < (rows/interlace); i++) { |
| 2725 | target = target_buffer; |
| 2726 | if ( notclipped(bktr, i, width)) { |
| 2727 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2728 | bktr->y2 - bktr->y, OP_WRITE, |
| 2729 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2730 | |
| 2731 | } else { |
| 2732 | while(getline(bktr, i)) { |
| 2733 | if (bktr->y != bktr->y2 ) { |
| 2734 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2735 | bktr->y2 - bktr->y, OP_WRITE, |
| 2736 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2737 | } |
| 2738 | if (bktr->yclip != bktr->yclip2 ) { |
| 2739 | split(bktr,(volatile uint32_t **) &dma_prog, |
| 2740 | bktr->yclip2 - bktr->yclip, |
| 2741 | OP_SKIP, |
| 2742 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2743 | } |
| 2744 | } |
| 2745 | |
| 2746 | } |
| 2747 | |
| 2748 | target_buffer += interlace * pitch; |
| 2749 | |
| 2750 | } |
| 2751 | |
| 2752 | } /* end if */ |
| 2753 | |
| 2754 | /* Grab the Even field */ |
| 2755 | /* Look for the VRO, end of Odd field, marker */ |
| 2756 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO; |
| 2757 | *dma_prog++ = 0; /* NULL WORD */ |
| 2758 | |
| 2759 | /* store the VBI data */ |
| 2760 | /* look for sync with packed data */ |
| 2761 | *dma_prog++ = OP_SYNC | BKTR_FM1; |
| 2762 | *dma_prog++ = 0; |
| 2763 | for(i = 0; i < vbilines; i++) { |
| 2764 | *dma_prog++ = OP_WRITE | OP_SOL | OP_EOL | vbisamples; |
| 2765 | *dma_prog++ = (u_long) vtophys((caddr_t)bktr->vbidata + |
| 2766 | ((i+MAX_VBI_LINES) * VBI_LINE_SIZE)); |
| 2767 | } |
| 2768 | |
| 2769 | /* store the video image */ |
| 2770 | if (i_flag == 1) /*Even Only*/ |
| 2771 | target_buffer = buffer; |
| 2772 | if (i_flag == 3) /*interlaced*/ |
| 2773 | target_buffer = buffer+pitch; |
| 2774 | |
| 2775 | |
| 2776 | if ((i_flag == 1) /*Even Only*/ || (i_flag==3) /*interlaced*/) { |
| 2777 | /* look for sync with packed data */ |
| 2778 | *dma_prog++ = OP_SYNC | BKTR_FM1; |
| 2779 | *dma_prog++ = 0; /* NULL WORD */ |
| 2780 | width = cols; |
| 2781 | for (i = 0; i < (rows/interlace); i++) { |
| 2782 | target = target_buffer; |
| 2783 | if ( notclipped(bktr, i, width)) { |
| 2784 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2785 | bktr->y2 - bktr->y, OP_WRITE, |
| 2786 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2787 | } else { |
| 2788 | while(getline(bktr, i)) { |
| 2789 | if (bktr->y != bktr->y2 ) { |
| 2790 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2791 | bktr->y2 - bktr->y, OP_WRITE, |
| 2792 | Bpp, (volatile u_char **)(uintptr_t)&target, |
| 2793 | cols); |
| 2794 | } |
| 2795 | if (bktr->yclip != bktr->yclip2 ) { |
| 2796 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2797 | bktr->yclip2 - bktr->yclip, OP_SKIP, |
| 2798 | Bpp, (volatile u_char **)(uintptr_t) &target, cols); |
| 2799 | } |
| 2800 | |
| 2801 | } |
| 2802 | |
| 2803 | } |
| 2804 | |
| 2805 | target_buffer += interlace * pitch; |
| 2806 | |
| 2807 | } |
| 2808 | } |
| 2809 | |
| 2810 | /* Look for end of 'Even Field' */ |
| 2811 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE; |
| 2812 | *dma_prog++ = 0; /* NULL WORD */ |
| 2813 | |
| 2814 | *dma_prog++ = OP_JUMP ; |
| 2815 | *dma_prog++ = (u_long ) vtophys(loop_point) ; |
| 2816 | *dma_prog++ = 0; /* NULL WORD */ |
| 2817 | |
| 2818 | } |
| 2819 | |
| 2820 | |
| 2821 | |
| 2822 | |
| 2823 | static void |
| 2824 | rgb_prog( bktr_ptr_t bktr, char i_flag, int cols, int rows, int interlace ) |
| 2825 | { |
| 2826 | int i; |
| 2827 | volatile uint32_t target_buffer, buffer, target,width; |
| 2828 | volatile uint32_t pitch; |
| 2829 | volatile uint32_t *dma_prog; |
| 2830 | struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; |
| 2831 | u_int Bpp = pf_int->public.Bpp; |
| 2832 | |
| 2833 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
| 2834 | OUTB(bktr, BKTR_VBI_PACK_SIZE, 0); |
| 2835 | OUTB(bktr, BKTR_VBI_PACK_DEL, 0); |
| 2836 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
| 2837 | |
| 2838 | OUTB(bktr, BKTR_OFORM, 0x00); |
| 2839 | |
| 2840 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ |
| 2841 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); |
| 2842 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ |
| 2843 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); |
| 2844 | |
| 2845 | /* disable gamma correction removal */ |
| 2846 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); |
| 2847 | |
| 2848 | if (cols > 385 ) { |
| 2849 | OUTB(bktr, BKTR_E_VTC, 0); |
| 2850 | OUTB(bktr, BKTR_O_VTC, 0); |
| 2851 | } else { |
| 2852 | OUTB(bktr, BKTR_E_VTC, 1); |
| 2853 | OUTB(bktr, BKTR_O_VTC, 1); |
| 2854 | } |
| 2855 | bktr->capcontrol = 3 << 2 | 3; |
| 2856 | |
| 2857 | dma_prog = (uint32_t *) bktr->dma_prog; |
| 2858 | |
| 2859 | /* Construct Write */ |
| 2860 | |
| 2861 | if (bktr->video.addr) { |
| 2862 | target_buffer = (uint32_t) bktr->video.addr; |
| 2863 | pitch = bktr->video.width; |
| 2864 | } |
| 2865 | else { |
| 2866 | target_buffer = (uint32_t) vtophys(bktr->bigbuf); |
| 2867 | pitch = cols*Bpp; |
| 2868 | } |
| 2869 | |
| 2870 | buffer = target_buffer; |
| 2871 | |
| 2872 | /* contruct sync : for video packet format */ |
| 2873 | *dma_prog++ = OP_SYNC | BKTR_RESYNC | BKTR_FM1; |
| 2874 | |
| 2875 | /* sync, mode indicator packed data */ |
| 2876 | *dma_prog++ = 0; /* NULL WORD */ |
| 2877 | width = cols; |
| 2878 | for (i = 0; i < (rows/interlace); i++) { |
| 2879 | target = target_buffer; |
| 2880 | if ( notclipped(bktr, i, width)) { |
| 2881 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2882 | bktr->y2 - bktr->y, OP_WRITE, |
| 2883 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2884 | |
| 2885 | } else { |
| 2886 | while(getline(bktr, i)) { |
| 2887 | if (bktr->y != bktr->y2 ) { |
| 2888 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2889 | bktr->y2 - bktr->y, OP_WRITE, |
| 2890 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2891 | } |
| 2892 | if (bktr->yclip != bktr->yclip2 ) { |
| 2893 | split(bktr,(volatile uint32_t **) &dma_prog, |
| 2894 | bktr->yclip2 - bktr->yclip, |
| 2895 | OP_SKIP, |
| 2896 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2897 | } |
| 2898 | } |
| 2899 | |
| 2900 | } |
| 2901 | |
| 2902 | target_buffer += interlace * pitch; |
| 2903 | |
| 2904 | } |
| 2905 | |
| 2906 | switch (i_flag) { |
| 2907 | case 1: |
| 2908 | /* sync vre */ |
| 2909 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO; |
| 2910 | *dma_prog++ = 0; /* NULL WORD */ |
| 2911 | |
| 2912 | *dma_prog++ = OP_JUMP; |
| 2913 | *dma_prog++ = (uint32_t ) vtophys(bktr->dma_prog); |
| 2914 | return; |
| 2915 | |
| 2916 | case 2: |
| 2917 | /* sync vro */ |
| 2918 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE; |
| 2919 | *dma_prog++ = 0; /* NULL WORD */ |
| 2920 | |
| 2921 | *dma_prog++ = OP_JUMP; |
| 2922 | *dma_prog++ = (uint32_t ) vtophys(bktr->dma_prog); |
| 2923 | return; |
| 2924 | |
| 2925 | case 3: |
| 2926 | /* sync vro */ |
| 2927 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO; |
| 2928 | *dma_prog++ = 0; /* NULL WORD */ |
| 2929 | *dma_prog++ = OP_JUMP; |
| 2930 | *dma_prog = (uint32_t ) vtophys(bktr->odd_dma_prog); |
| 2931 | break; |
| 2932 | } |
| 2933 | |
| 2934 | if (interlace == 2) { |
| 2935 | |
| 2936 | target_buffer = buffer + pitch; |
| 2937 | |
| 2938 | dma_prog = (uint32_t *) bktr->odd_dma_prog; |
| 2939 | |
| 2940 | /* sync vre IRQ bit */ |
| 2941 | *dma_prog++ = OP_SYNC | BKTR_RESYNC | BKTR_FM1; |
| 2942 | *dma_prog++ = 0; /* NULL WORD */ |
| 2943 | width = cols; |
| 2944 | for (i = 0; i < (rows/interlace); i++) { |
| 2945 | target = target_buffer; |
| 2946 | if ( notclipped(bktr, i, width)) { |
| 2947 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2948 | bktr->y2 - bktr->y, OP_WRITE, |
| 2949 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2950 | } else { |
| 2951 | while(getline(bktr, i)) { |
| 2952 | if (bktr->y != bktr->y2 ) { |
| 2953 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2954 | bktr->y2 - bktr->y, OP_WRITE, |
| 2955 | Bpp, (volatile u_char **)(uintptr_t)&target, |
| 2956 | cols); |
| 2957 | } |
| 2958 | if (bktr->yclip != bktr->yclip2 ) { |
| 2959 | split(bktr, (volatile uint32_t **) &dma_prog, |
| 2960 | bktr->yclip2 - bktr->yclip, OP_SKIP, |
| 2961 | Bpp, (volatile u_char **)(uintptr_t)&target, cols); |
| 2962 | } |
| 2963 | |
| 2964 | } |
| 2965 | |
| 2966 | } |
| 2967 | |
| 2968 | target_buffer += interlace * pitch; |
| 2969 | |
| 2970 | } |
| 2971 | } |
| 2972 | |
| 2973 | /* sync vre IRQ bit */ |
| 2974 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE; |
| 2975 | *dma_prog++ = 0; /* NULL WORD */ |
| 2976 | *dma_prog++ = OP_JUMP ; |
| 2977 | *dma_prog++ = (uint32_t ) vtophys(bktr->dma_prog) ; |
| 2978 | *dma_prog++ = 0; /* NULL WORD */ |
| 2979 | } |
| 2980 | |
| 2981 | |
| 2982 | /* |
| 2983 | * |
| 2984 | */ |
| 2985 | static void |
| 2986 | yuvpack_prog( bktr_ptr_t bktr, char i_flag, |
| 2987 | int cols, int rows, int interlace ) |
| 2988 | { |
| 2989 | int i; |
| 2990 | volatile unsigned int inst; |
| 2991 | volatile unsigned int inst3; |
| 2992 | volatile uint32_t target_buffer, buffer; |
| 2993 | volatile uint32_t *dma_prog; |
| 2994 | struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; |
| 2995 | int b; |
| 2996 | |
| 2997 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
| 2998 | |
| 2999 | OUTB(bktr, BKTR_E_SCLOOP, INB(bktr, BKTR_E_SCLOOP) | BT848_E_SCLOOP_CAGC); /* enable chroma comb */ |
| 3000 | OUTB(bktr, BKTR_O_SCLOOP, INB(bktr, BKTR_O_SCLOOP) | BT848_O_SCLOOP_CAGC); |
| 3001 | |
| 3002 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_RGB_DED | BT848_COLOR_CTL_GAMMA); |
| 3003 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
| 3004 | |
| 3005 | bktr->capcontrol = 1 << 6 | 1 << 4 | 1 << 2 | 3; |
| 3006 | bktr->capcontrol = 3 << 2 | 3; |
| 3007 | |
| 3008 | dma_prog = (uint32_t *) bktr->dma_prog; |
| 3009 | |
| 3010 | /* Construct Write */ |
| 3011 | |
| 3012 | /* write , sol, eol */ |
| 3013 | inst = OP_WRITE | OP_SOL | (cols); |
| 3014 | /* write , sol, eol */ |
| 3015 | inst3 = OP_WRITE | OP_EOL | (cols); |
| 3016 | |
| 3017 | if (bktr->video.addr) |
| 3018 | target_buffer = (uint32_t) bktr->video.addr; |
| 3019 | else |
| 3020 | target_buffer = (uint32_t) vtophys(bktr->bigbuf); |
| 3021 | |
| 3022 | buffer = target_buffer; |
| 3023 | |
| 3024 | /* contruct sync : for video packet format */ |
| 3025 | /* sync, mode indicator packed data */ |
| 3026 | *dma_prog++ = OP_SYNC | BKTR_RESYNC | BKTR_FM1; |
| 3027 | *dma_prog++ = 0; /* NULL WORD */ |
| 3028 | |
| 3029 | b = cols; |
| 3030 | |
| 3031 | for (i = 0; i < (rows/interlace); i++) { |
| 3032 | *dma_prog++ = inst; |
| 3033 | *dma_prog++ = target_buffer; |
| 3034 | *dma_prog++ = inst3; |
| 3035 | *dma_prog++ = target_buffer + b; |
| 3036 | target_buffer += interlace*(cols * 2); |
| 3037 | } |
| 3038 | |
| 3039 | switch (i_flag) { |
| 3040 | case 1: |
| 3041 | /* sync vre */ |
| 3042 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_VRE; |
| 3043 | *dma_prog++ = 0; /* NULL WORD */ |
| 3044 | |
| 3045 | *dma_prog++ = OP_JUMP; |
| 3046 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3047 | return; |
| 3048 | |
| 3049 | case 2: |
| 3050 | /* sync vro */ |
| 3051 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_VRO; |
| 3052 | *dma_prog++ = 0; /* NULL WORD */ |
| 3053 | *dma_prog++ = OP_JUMP; |
| 3054 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3055 | return; |
| 3056 | |
| 3057 | case 3: |
| 3058 | /* sync vro */ |
| 3059 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRO; |
| 3060 | *dma_prog++ = 0; /* NULL WORD */ |
| 3061 | *dma_prog++ = OP_JUMP ; |
| 3062 | *dma_prog = (uint32_t) vtophys(bktr->odd_dma_prog); |
| 3063 | break; |
| 3064 | } |
| 3065 | |
| 3066 | if (interlace == 2) { |
| 3067 | |
| 3068 | target_buffer = (uint32_t) buffer + cols*2; |
| 3069 | |
| 3070 | dma_prog = (uint32_t *) bktr->odd_dma_prog; |
| 3071 | |
| 3072 | /* sync vre */ |
| 3073 | *dma_prog++ = OP_SYNC | BKTR_RESYNC | BKTR_FM1; |
| 3074 | *dma_prog++ = 0; /* NULL WORD */ |
| 3075 | |
| 3076 | for (i = 0; i < (rows/interlace) ; i++) { |
| 3077 | *dma_prog++ = inst; |
| 3078 | *dma_prog++ = target_buffer; |
| 3079 | *dma_prog++ = inst3; |
| 3080 | *dma_prog++ = target_buffer + b; |
| 3081 | target_buffer += interlace * ( cols*2); |
| 3082 | } |
| 3083 | } |
| 3084 | |
| 3085 | /* sync vro IRQ bit */ |
| 3086 | *dma_prog++ = OP_SYNC | BKTR_GEN_IRQ | BKTR_RESYNC | BKTR_VRE; |
| 3087 | *dma_prog++ = 0; /* NULL WORD */ |
| 3088 | *dma_prog++ = OP_JUMP ; |
| 3089 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3090 | |
| 3091 | *dma_prog++ = OP_JUMP; |
| 3092 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3093 | *dma_prog++ = 0; /* NULL WORD */ |
| 3094 | } |
| 3095 | |
| 3096 | |
| 3097 | /* |
| 3098 | * |
| 3099 | */ |
| 3100 | static void |
| 3101 | yuv422_prog( bktr_ptr_t bktr, char i_flag, |
| 3102 | int cols, int rows, int interlace ){ |
| 3103 | |
| 3104 | int i; |
| 3105 | volatile unsigned int inst; |
| 3106 | volatile uint32_t target_buffer, t1, buffer; |
| 3107 | volatile uint32_t *dma_prog; |
| 3108 | struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; |
| 3109 | |
| 3110 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
| 3111 | |
| 3112 | dma_prog = (uint32_t*) bktr->dma_prog; |
| 3113 | |
| 3114 | bktr->capcontrol = 1 << 6 | 1 << 4 | 3; |
| 3115 | |
| 3116 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
| 3117 | OUTB(bktr, BKTR_OFORM, 0x00); |
| 3118 | |
| 3119 | OUTB(bktr, BKTR_E_CONTROL, INB(bktr, BKTR_E_CONTROL) | BT848_E_CONTROL_LDEC); /* disable luma decimation */ |
| 3120 | OUTB(bktr, BKTR_O_CONTROL, INB(bktr, BKTR_O_CONTROL) | BT848_O_CONTROL_LDEC); |
| 3121 | |
| 3122 | OUTB(bktr, BKTR_E_SCLOOP, INB(bktr, BKTR_E_SCLOOP) | BT848_E_SCLOOP_CAGC); /* chroma agc enable */ |
| 3123 | OUTB(bktr, BKTR_O_SCLOOP, INB(bktr, BKTR_O_SCLOOP) | BT848_O_SCLOOP_CAGC); |
| 3124 | |
| 3125 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x80); /* clear Ycomb */ |
| 3126 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x80); |
| 3127 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x40); /* set chroma comb */ |
| 3128 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x40); |
| 3129 | |
| 3130 | /* disable gamma correction removal */ |
| 3131 | OUTB(bktr, BKTR_COLOR_CTL, INB(bktr, BKTR_COLOR_CTL) | BT848_COLOR_CTL_GAMMA); |
| 3132 | |
| 3133 | /* Construct Write */ |
| 3134 | inst = OP_WRITE123 | OP_SOL | OP_EOL | (cols); |
| 3135 | if (bktr->video.addr) |
| 3136 | target_buffer = (uint32_t) bktr->video.addr; |
| 3137 | else |
| 3138 | target_buffer = (uint32_t) vtophys(bktr->bigbuf); |
| 3139 | |
| 3140 | buffer = target_buffer; |
| 3141 | |
| 3142 | t1 = buffer; |
| 3143 | |
| 3144 | /* contruct sync : for video packet format */ |
| 3145 | *dma_prog++ = OP_SYNC | 1 << 15 | BKTR_FM3; /*sync, mode indicator packed data*/ |
| 3146 | *dma_prog++ = 0; /* NULL WORD */ |
| 3147 | |
| 3148 | for (i = 0; i < (rows/interlace ) ; i++) { |
| 3149 | *dma_prog++ = inst; |
| 3150 | *dma_prog++ = cols/2 | cols/2 << 16; |
| 3151 | *dma_prog++ = target_buffer; |
| 3152 | *dma_prog++ = t1 + (cols*rows) + i*cols/2 * interlace; |
| 3153 | *dma_prog++ = t1 + (cols*rows) + (cols*rows/2) + i*cols/2 * interlace; |
| 3154 | target_buffer += interlace*cols; |
| 3155 | } |
| 3156 | |
| 3157 | switch (i_flag) { |
| 3158 | case 1: |
| 3159 | *dma_prog++ = OP_SYNC | 1 << 24 | BKTR_VRE; /*sync vre*/ |
| 3160 | *dma_prog++ = 0; /* NULL WORD */ |
| 3161 | |
| 3162 | *dma_prog++ = OP_JUMP ; |
| 3163 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3164 | return; |
| 3165 | |
| 3166 | case 2: |
| 3167 | *dma_prog++ = OP_SYNC | 1 << 24 | BKTR_VRO; /*sync vre*/ |
| 3168 | *dma_prog++ = 0; /* NULL WORD */ |
| 3169 | |
| 3170 | *dma_prog++ = OP_JUMP; |
| 3171 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3172 | return; |
| 3173 | |
| 3174 | case 3: |
| 3175 | *dma_prog++ = OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRO; |
| 3176 | *dma_prog++ = 0; /* NULL WORD */ |
| 3177 | |
| 3178 | *dma_prog++ = OP_JUMP ; |
| 3179 | *dma_prog = (uint32_t) vtophys(bktr->odd_dma_prog); |
| 3180 | break; |
| 3181 | } |
| 3182 | |
| 3183 | if (interlace == 2) { |
| 3184 | |
| 3185 | dma_prog = (uint32_t *) bktr->odd_dma_prog; |
| 3186 | |
| 3187 | target_buffer = (uint32_t) buffer + cols; |
| 3188 | t1 = buffer + cols/2; |
| 3189 | *dma_prog++ = OP_SYNC | 1 << 15 | BKTR_FM3; |
| 3190 | *dma_prog++ = 0; /* NULL WORD */ |
| 3191 | |
| 3192 | for (i = 0; i < (rows/interlace ) ; i++) { |
| 3193 | *dma_prog++ = inst; |
| 3194 | *dma_prog++ = cols/2 | cols/2 << 16; |
| 3195 | *dma_prog++ = target_buffer; |
| 3196 | *dma_prog++ = t1 + (cols*rows) + i*cols/2 * interlace; |
| 3197 | *dma_prog++ = t1 + (cols*rows) + (cols*rows/2) + i*cols/2 * interlace; |
| 3198 | target_buffer += interlace*cols; |
| 3199 | } |
| 3200 | } |
| 3201 | |
| 3202 | *dma_prog++ = OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRE; |
| 3203 | *dma_prog++ = 0; /* NULL WORD */ |
| 3204 | *dma_prog++ = OP_JUMP ; |
| 3205 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog) ; |
| 3206 | *dma_prog++ = 0; /* NULL WORD */ |
| 3207 | } |
| 3208 | |
| 3209 | |
| 3210 | /* |
| 3211 | * |
| 3212 | */ |
| 3213 | static void |
| 3214 | yuv12_prog( bktr_ptr_t bktr, char i_flag, |
| 3215 | int cols, int rows, int interlace ){ |
| 3216 | |
| 3217 | int i; |
| 3218 | volatile unsigned int inst; |
| 3219 | volatile unsigned int inst1; |
| 3220 | volatile uint32_t target_buffer, t1, buffer; |
| 3221 | volatile uint32_t *dma_prog; |
| 3222 | struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; |
| 3223 | |
| 3224 | OUTB(bktr, BKTR_COLOR_FMT, pf_int->color_fmt); |
| 3225 | |
| 3226 | dma_prog = (uint32_t *) bktr->dma_prog; |
| 3227 | |
| 3228 | bktr->capcontrol = 1 << 6 | 1 << 4 | 3; |
| 3229 | |
| 3230 | OUTB(bktr, BKTR_ADC, SYNC_LEVEL); |
| 3231 | OUTB(bktr, BKTR_OFORM, 0x0); |
| 3232 | |
| 3233 | /* Construct Write */ |
| 3234 | inst = OP_WRITE123 | OP_SOL | OP_EOL | (cols); |
| 3235 | inst1 = OP_WRITES123 | OP_SOL | OP_EOL | (cols); |
| 3236 | if (bktr->video.addr) |
| 3237 | target_buffer = (uint32_t) bktr->video.addr; |
| 3238 | else |
| 3239 | target_buffer = (uint32_t) vtophys(bktr->bigbuf); |
| 3240 | |
| 3241 | buffer = target_buffer; |
| 3242 | t1 = buffer; |
| 3243 | |
| 3244 | *dma_prog++ = OP_SYNC | 1 << 15 | BKTR_FM3; /*sync, mode indicator packed data*/ |
| 3245 | *dma_prog++ = 0; /* NULL WORD */ |
| 3246 | |
| 3247 | for (i = 0; i < (rows/interlace )/2 ; i++) { |
| 3248 | *dma_prog++ = inst; |
| 3249 | *dma_prog++ = cols/2 | (cols/2 << 16); |
| 3250 | *dma_prog++ = target_buffer; |
| 3251 | *dma_prog++ = t1 + (cols*rows) + i*cols/2 * interlace; |
| 3252 | *dma_prog++ = t1 + (cols*rows) + (cols*rows/4) + i*cols/2 * interlace; |
| 3253 | target_buffer += interlace*cols; |
| 3254 | *dma_prog++ = inst1; |
| 3255 | *dma_prog++ = cols/2 | (cols/2 << 16); |
| 3256 | *dma_prog++ = target_buffer; |
| 3257 | target_buffer += interlace*cols; |
| 3258 | |
| 3259 | } |
| 3260 | |
| 3261 | switch (i_flag) { |
| 3262 | case 1: |
| 3263 | *dma_prog++ = OP_SYNC | 1 << 24 | BKTR_VRE; /*sync vre*/ |
| 3264 | *dma_prog++ = 0; /* NULL WORD */ |
| 3265 | |
| 3266 | *dma_prog++ = OP_JUMP; |
| 3267 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3268 | return; |
| 3269 | |
| 3270 | case 2: |
| 3271 | *dma_prog++ = OP_SYNC | 1 << 24 | BKTR_VRO; /*sync vro*/ |
| 3272 | *dma_prog++ = 0; /* NULL WORD */ |
| 3273 | |
| 3274 | *dma_prog++ = OP_JUMP; |
| 3275 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3276 | return; |
| 3277 | |
| 3278 | case 3: |
| 3279 | *dma_prog++ = OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRO; |
| 3280 | *dma_prog++ = 0; /* NULL WORD */ |
| 3281 | *dma_prog++ = OP_JUMP ; |
| 3282 | *dma_prog = (uint32_t) vtophys(bktr->odd_dma_prog); |
| 3283 | break; |
| 3284 | } |
| 3285 | |
| 3286 | if (interlace == 2) { |
| 3287 | |
| 3288 | dma_prog = (uint32_t *) bktr->odd_dma_prog; |
| 3289 | |
| 3290 | target_buffer = (uint32_t) buffer + cols; |
| 3291 | t1 = buffer + cols/2; |
| 3292 | *dma_prog++ = OP_SYNC | 1 << 15 | BKTR_FM3; |
| 3293 | *dma_prog++ = 0; /* NULL WORD */ |
| 3294 | |
| 3295 | for (i = 0; i < ((rows/interlace )/2 ) ; i++) { |
| 3296 | *dma_prog++ = inst; |
| 3297 | *dma_prog++ = cols/2 | (cols/2 << 16); |
| 3298 | *dma_prog++ = target_buffer; |
| 3299 | *dma_prog++ = t1 + (cols*rows) + i*cols/2 * interlace; |
| 3300 | *dma_prog++ = t1 + (cols*rows) + (cols*rows/4) + i*cols/2 * interlace; |
| 3301 | target_buffer += interlace*cols; |
| 3302 | *dma_prog++ = inst1; |
| 3303 | *dma_prog++ = cols/2 | (cols/2 << 16); |
| 3304 | *dma_prog++ = target_buffer; |
| 3305 | target_buffer += interlace*cols; |
| 3306 | |
| 3307 | } |
| 3308 | |
| 3309 | |
| 3310 | } |
| 3311 | |
| 3312 | *dma_prog++ = OP_SYNC | 1 << 24 | 1 << 15 | BKTR_VRE; |
| 3313 | *dma_prog++ = 0; /* NULL WORD */ |
| 3314 | *dma_prog++ = OP_JUMP; |
| 3315 | *dma_prog++ = (uint32_t) vtophys(bktr->dma_prog); |
| 3316 | *dma_prog++ = 0; /* NULL WORD */ |
| 3317 | } |
| 3318 | |
| 3319 | |
| 3320 | |
| 3321 | /* |
| 3322 | * |
| 3323 | */ |
| 3324 | static void |
| 3325 | build_dma_prog( bktr_ptr_t bktr, char i_flag ) |
| 3326 | { |
| 3327 | int rows, cols, interlace; |
| 3328 | int tmp_int; |
| 3329 | unsigned int temp; |
| 3330 | struct format_params *fp; |
| 3331 | struct meteor_pixfmt_internal *pf_int = &pixfmt_table[ bktr->pixfmt ]; |
| 3332 | |
| 3333 | |
| 3334 | fp = &format_params[bktr->format_params]; |
| 3335 | |
| 3336 | OUTL(bktr, BKTR_INT_MASK, ALL_INTS_DISABLED); |
| 3337 | |
| 3338 | /* disable FIFO & RISC, leave other bits alone */ |
| 3339 | OUTW(bktr, BKTR_GPIO_DMA_CTL, INW(bktr, BKTR_GPIO_DMA_CTL) & ~FIFO_RISC_ENABLED); |
| 3340 | |
| 3341 | /* set video parameters */ |
| 3342 | if (bktr->capture_area_enabled) |
| 3343 | temp = ((quad_t ) fp->htotal* (quad_t) bktr->capture_area_x_size * 4096 |
| 3344 | / fp->scaled_htotal / bktr->cols) - 4096; |
| 3345 | else |
| 3346 | temp = ((quad_t ) fp->htotal* (quad_t) fp->scaled_hactive * 4096 |
| 3347 | / fp->scaled_htotal / bktr->cols) - 4096; |
| 3348 | |
| 3349 | /* printf("%s: HSCALE value is %d\n", bktr_name(bktr), temp); */ |
| 3350 | OUTB(bktr, BKTR_E_HSCALE_LO, temp & 0xff); |
| 3351 | OUTB(bktr, BKTR_O_HSCALE_LO, temp & 0xff); |
| 3352 | OUTB(bktr, BKTR_E_HSCALE_HI, (temp >> 8) & 0xff); |
| 3353 | OUTB(bktr, BKTR_O_HSCALE_HI, (temp >> 8) & 0xff); |
| 3354 | |
| 3355 | /* horizontal active */ |
| 3356 | temp = bktr->cols; |
| 3357 | /* printf("%s: HACTIVE value is %d\n", bktr_name(bktr), temp); */ |
| 3358 | OUTB(bktr, BKTR_E_HACTIVE_LO, temp & 0xff); |
| 3359 | OUTB(bktr, BKTR_O_HACTIVE_LO, temp & 0xff); |
| 3360 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0x3); |
| 3361 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0x3); |
| 3362 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 8) & 0x3)); |
| 3363 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 8) & 0x3)); |
| 3364 | |
| 3365 | /* horizontal delay */ |
| 3366 | if (bktr->capture_area_enabled) |
| 3367 | temp = ( (fp->hdelay* fp->scaled_hactive + bktr->capture_area_x_offset* fp->scaled_htotal) |
| 3368 | * bktr->cols) / (bktr->capture_area_x_size * fp->hactive); |
| 3369 | else |
| 3370 | temp = (fp->hdelay * bktr->cols) / fp->hactive; |
| 3371 | |
| 3372 | temp = temp & 0x3fe; |
| 3373 | |
| 3374 | /* printf("%s: HDELAY value is %d\n", bktr_name(bktr), temp); */ |
| 3375 | OUTB(bktr, BKTR_E_DELAY_LO, temp & 0xff); |
| 3376 | OUTB(bktr, BKTR_O_DELAY_LO, temp & 0xff); |
| 3377 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0xc); |
| 3378 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0xc); |
| 3379 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 6) & 0xc)); |
| 3380 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 6) & 0xc)); |
| 3381 | |
| 3382 | /* vertical scale */ |
| 3383 | |
| 3384 | if (bktr->capture_area_enabled) { |
| 3385 | if (bktr->flags & METEOR_ONLY_ODD_FIELDS || |
| 3386 | bktr->flags & METEOR_ONLY_EVEN_FIELDS) |
| 3387 | tmp_int = 65536 - |
| 3388 | (((bktr->capture_area_y_size * 256 + (bktr->rows/2)) / bktr->rows) - 512); |
| 3389 | else { |
| 3390 | tmp_int = 65536 - |
| 3391 | (((bktr->capture_area_y_size * 512 + (bktr->rows / 2)) / bktr->rows) - 512); |
| 3392 | } |
| 3393 | } else { |
| 3394 | if (bktr->flags & METEOR_ONLY_ODD_FIELDS || |
| 3395 | bktr->flags & METEOR_ONLY_EVEN_FIELDS) |
| 3396 | tmp_int = 65536 - |
| 3397 | (((fp->vactive * 256 + (bktr->rows/2)) / bktr->rows) - 512); |
| 3398 | else { |
| 3399 | tmp_int = 65536 - |
| 3400 | (((fp->vactive * 512 + (bktr->rows / 2)) / bktr->rows) - 512); |
| 3401 | } |
| 3402 | } |
| 3403 | |
| 3404 | tmp_int &= 0x1fff; |
| 3405 | /* printf("%s: VSCALE value is %d\n", bktr_name(bktr), tmp_int); */ |
| 3406 | OUTB(bktr, BKTR_E_VSCALE_LO, tmp_int & 0xff); |
| 3407 | OUTB(bktr, BKTR_O_VSCALE_LO, tmp_int & 0xff); |
| 3408 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x1f); |
| 3409 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x1f); |
| 3410 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | ((tmp_int >> 8) & 0x1f)); |
| 3411 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | ((tmp_int >> 8) & 0x1f)); |
| 3412 | |
| 3413 | |
| 3414 | /* vertical active */ |
| 3415 | if (bktr->capture_area_enabled) |
| 3416 | temp = bktr->capture_area_y_size; |
| 3417 | else |
| 3418 | temp = fp->vactive; |
| 3419 | /* printf("%s: VACTIVE is %d\n", bktr_name(bktr), temp); */ |
| 3420 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0x30); |
| 3421 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 4) & 0x30)); |
| 3422 | OUTB(bktr, BKTR_E_VACTIVE_LO, temp & 0xff); |
| 3423 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0x30); |
| 3424 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 4) & 0x30)); |
| 3425 | OUTB(bktr, BKTR_O_VACTIVE_LO, temp & 0xff); |
| 3426 | |
| 3427 | /* vertical delay */ |
| 3428 | if (bktr->capture_area_enabled) |
| 3429 | temp = fp->vdelay + (bktr->capture_area_y_offset); |
| 3430 | else |
| 3431 | temp = fp->vdelay; |
| 3432 | /* printf("%s: VDELAY is %d\n", bktr_name(bktr), temp); */ |
| 3433 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) & ~0xC0); |
| 3434 | OUTB(bktr, BKTR_E_CROP, INB(bktr, BKTR_E_CROP) | ((temp >> 2) & 0xC0)); |
| 3435 | OUTB(bktr, BKTR_E_VDELAY_LO, temp & 0xff); |
| 3436 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) & ~0xC0); |
| 3437 | OUTB(bktr, BKTR_O_CROP, INB(bktr, BKTR_O_CROP) | ((temp >> 2) & 0xC0)); |
| 3438 | OUTB(bktr, BKTR_O_VDELAY_LO, temp & 0xff); |
| 3439 | |
| 3440 | /* end of video params */ |
| 3441 | |
| 3442 | if ((bktr->xtal_pll_mode == BT848_USE_PLL) |
| 3443 | && (fp->iform_xtsel==BT848_IFORM_X_XT1)) { |
| 3444 | OUTB(bktr, BKTR_TGCTRL, BT848_TGCTRL_TGCKI_PLL); /* Select PLL mode */ |
| 3445 | } else { |
| 3446 | OUTB(bktr, BKTR_TGCTRL, BT848_TGCTRL_TGCKI_XTAL); /* Select Normal xtal 0/xtal 1 mode */ |
| 3447 | } |
| 3448 | |
| 3449 | /* capture control */ |
| 3450 | switch (i_flag) { |
| 3451 | case 1: |
| 3452 | bktr->bktr_cap_ctl = |
| 3453 | (BT848_CAP_CTL_DITH_FRAME | BT848_CAP_CTL_EVEN); |
| 3454 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x20); |
| 3455 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x20); |
| 3456 | interlace = 1; |
| 3457 | break; |
| 3458 | case 2: |
| 3459 | bktr->bktr_cap_ctl = |
| 3460 | (BT848_CAP_CTL_DITH_FRAME | BT848_CAP_CTL_ODD); |
| 3461 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) & ~0x20); |
| 3462 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) & ~0x20); |
| 3463 | interlace = 1; |
| 3464 | break; |
| 3465 | default: |
| 3466 | bktr->bktr_cap_ctl = |
| 3467 | (BT848_CAP_CTL_DITH_FRAME | |
| 3468 | BT848_CAP_CTL_EVEN | BT848_CAP_CTL_ODD); |
| 3469 | OUTB(bktr, BKTR_E_VSCALE_HI, INB(bktr, BKTR_E_VSCALE_HI) | 0x20); |
| 3470 | OUTB(bktr, BKTR_O_VSCALE_HI, INB(bktr, BKTR_O_VSCALE_HI) | 0x20); |
| 3471 | interlace = 2; |
| 3472 | break; |
| 3473 | } |
| 3474 | |
| 3475 | OUTL(bktr, BKTR_RISC_STRT_ADD, vtophys(bktr->dma_prog)); |
| 3476 | |
| 3477 | rows = bktr->rows; |
| 3478 | cols = bktr->cols; |
| 3479 | |
| 3480 | bktr->vbiflags &= ~VBI_CAPTURE; /* default - no vbi capture */ |
| 3481 | |
| 3482 | /* RGB Grabs. If /dev/vbi is already open, or we are a PAL/SECAM */ |
| 3483 | /* user, then use the rgb_vbi RISC program. */ |
| 3484 | /* Otherwise, use the normal rgb RISC program */ |
| 3485 | if (pf_int->public.type == METEOR_PIXTYPE_RGB) { |
| 3486 | if ( (bktr->vbiflags & VBI_OPEN) |
| 3487 | ||(bktr->format_params == BT848_IFORM_F_PALBDGHI) |
| 3488 | ||(bktr->format_params == BT848_IFORM_F_SECAM) |
| 3489 | ){ |
| 3490 | bktr->bktr_cap_ctl |= |
| 3491 | BT848_CAP_CTL_VBI_EVEN | BT848_CAP_CTL_VBI_ODD; |
| 3492 | bktr->vbiflags |= VBI_CAPTURE; |
| 3493 | rgb_vbi_prog(bktr, i_flag, cols, rows, interlace); |
| 3494 | return; |
| 3495 | } else { |
| 3496 | rgb_prog(bktr, i_flag, cols, rows, interlace); |
| 3497 | return; |
| 3498 | } |
| 3499 | } |
| 3500 | |
| 3501 | if ( pf_int->public.type == METEOR_PIXTYPE_YUV ) { |
| 3502 | yuv422_prog(bktr, i_flag, cols, rows, interlace); |
| 3503 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
| 3504 | | pixfmt_swap_flags( bktr->pixfmt )); |
| 3505 | return; |
| 3506 | } |
| 3507 | |
| 3508 | if ( pf_int->public.type == METEOR_PIXTYPE_YUV_PACKED ) { |
| 3509 | yuvpack_prog(bktr, i_flag, cols, rows, interlace); |
| 3510 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
| 3511 | | pixfmt_swap_flags( bktr->pixfmt )); |
| 3512 | return; |
| 3513 | } |
| 3514 | |
| 3515 | if ( pf_int->public.type == METEOR_PIXTYPE_YUV_12 ) { |
| 3516 | yuv12_prog(bktr, i_flag, cols, rows, interlace); |
| 3517 | OUTB(bktr, BKTR_COLOR_CTL, (INB(bktr, BKTR_COLOR_CTL) & 0xf0) |
| 3518 | | pixfmt_swap_flags( bktr->pixfmt )); |
| 3519 | return; |
| 3520 | } |
| 3521 | return; |
| 3522 | } |
| 3523 | |
| 3524 | |
| 3525 | /****************************************************************************** |
| 3526 | * video & video capture specific routines: |
| 3527 | */ |
| 3528 | |
| 3529 | |
| 3530 | /* |
| 3531 | * |
| 3532 | */ |
| 3533 | static void |
| 3534 | start_capture( bktr_ptr_t bktr, unsigned type ) |
| 3535 | { |
| 3536 | u_char i_flag; |
| 3537 | struct format_params *fp; |
| 3538 | |
| 3539 | fp = &format_params[bktr->format_params]; |
| 3540 | |
| 3541 | /* If requested, clear out capture buf first */ |
| 3542 | if (bktr->clr_on_start && (bktr->video.addr == 0)) { |
| 3543 | bzero((caddr_t)bktr->bigbuf, |
| 3544 | (size_t)bktr->rows * bktr->cols * bktr->frames * |
| 3545 | pixfmt_table[ bktr->pixfmt ].public.Bpp); |
| 3546 | } |
| 3547 | |
| 3548 | OUTB(bktr, BKTR_DSTATUS, 0); |
| 3549 | OUTL(bktr, BKTR_INT_STAT, INL(bktr, BKTR_INT_STAT)); |
| 3550 | |
| 3551 | bktr->flags |= type; |
| 3552 | bktr->flags &= ~METEOR_WANT_MASK; |
| 3553 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
| 3554 | case METEOR_ONLY_EVEN_FIELDS: |
| 3555 | bktr->flags |= METEOR_WANT_EVEN; |
| 3556 | i_flag = 1; |
| 3557 | break; |
| 3558 | case METEOR_ONLY_ODD_FIELDS: |
| 3559 | bktr->flags |= METEOR_WANT_ODD; |
| 3560 | i_flag = 2; |
| 3561 | break; |
| 3562 | default: |
| 3563 | bktr->flags |= METEOR_WANT_MASK; |
| 3564 | i_flag = 3; |
| 3565 | break; |
| 3566 | } |
| 3567 | |
| 3568 | /* TDEC is only valid for continuous captures */ |
| 3569 | if ( type == METEOR_SINGLE ) { |
| 3570 | u_short fps_save = bktr->fps; |
| 3571 | |
| 3572 | set_fps(bktr, fp->frame_rate); |
| 3573 | bktr->fps = fps_save; |
| 3574 | } |
| 3575 | else |
| 3576 | set_fps(bktr, bktr->fps); |
| 3577 | |
| 3578 | if (bktr->dma_prog_loaded == FALSE) { |
| 3579 | build_dma_prog(bktr, i_flag); |
| 3580 | bktr->dma_prog_loaded = TRUE; |
| 3581 | } |
| 3582 | |
| 3583 | |
| 3584 | OUTL(bktr, BKTR_RISC_STRT_ADD, vtophys(bktr->dma_prog)); |
| 3585 | |
| 3586 | } |
| 3587 | |
| 3588 | |
| 3589 | /* |
| 3590 | * |
| 3591 | */ |
| 3592 | static void |
| 3593 | set_fps( bktr_ptr_t bktr, u_short fps ) |
| 3594 | { |
| 3595 | struct format_params *fp; |
| 3596 | int i_flag; |
| 3597 | |
| 3598 | fp = &format_params[bktr->format_params]; |
| 3599 | |
| 3600 | switch(bktr->flags & METEOR_ONLY_FIELDS_MASK) { |
| 3601 | case METEOR_ONLY_EVEN_FIELDS: |
| 3602 | bktr->flags |= METEOR_WANT_EVEN; |
| 3603 | i_flag = 1; |
| 3604 | break; |
| 3605 | case METEOR_ONLY_ODD_FIELDS: |
| 3606 | bktr->flags |= METEOR_WANT_ODD; |
| 3607 | i_flag = 1; |
| 3608 | break; |
| 3609 | default: |
| 3610 | bktr->flags |= METEOR_WANT_MASK; |
| 3611 | i_flag = 2; |
| 3612 | break; |
| 3613 | } |
| 3614 | |
| 3615 | OUTW(bktr, BKTR_GPIO_DMA_CTL, FIFO_RISC_DISABLED); |
| 3616 | OUTL(bktr, BKTR_INT_STAT, ALL_INTS_CLEARED); |
| 3617 | |
| 3618 | bktr->fps = fps; |
| 3619 | OUTB(bktr, BKTR_TDEC, 0); |
| 3620 | |
| 3621 | if (fps < fp->frame_rate) |
| 3622 | OUTB(bktr, BKTR_TDEC, i_flag*(fp->frame_rate - fps) & 0x3f); |
| 3623 | else |
| 3624 | OUTB(bktr, BKTR_TDEC, 0); |
| 3625 | return; |
| 3626 | |
| 3627 | } |
| 3628 | |
| 3629 | |
| 3630 | |
| 3631 | |
| 3632 | |
| 3633 | /* |
| 3634 | * Given a pixfmt index, compute the bt848 swap_flags necessary to |
| 3635 | * achieve the specified swapping. |
| 3636 | * Note that without bt swapping, 2Bpp and 3Bpp modes are written |
| 3637 | * byte-swapped, and 4Bpp modes are byte and word swapped (see Table 6 |
| 3638 | * and read R->L). |
| 3639 | * Note also that for 3Bpp, we may additionally need to do some creative |
| 3640 | * SKIPing to align the FIFO bytelines with the target buffer (see split()). |
| 3641 | * This is abstracted here: e.g. no swaps = RGBA; byte & short swap = ABGR |
| 3642 | * as one would expect. |
| 3643 | */ |
| 3644 | |
| 3645 | static u_int pixfmt_swap_flags( int pixfmt ) |
| 3646 | { |
| 3647 | struct meteor_pixfmt *pf = &pixfmt_table[ pixfmt ].public; |
| 3648 | u_int swapf = 0; |
| 3649 | |
| 3650 | switch ( pf->Bpp ) { |
| 3651 | case 2 : swapf = ( pf->swap_bytes ? 0 : BSWAP ); |
| 3652 | break; |
| 3653 | |
| 3654 | case 3 : /* no swaps supported for 3bpp - makes no sense w/ bt848 */ |
| 3655 | break; |
| 3656 | |
| 3657 | case 4 : if ( pf->swap_bytes ) |
| 3658 | swapf = pf->swap_shorts ? 0 : WSWAP; |
| 3659 | else |
| 3660 | swapf = pf->swap_shorts ? BSWAP : (BSWAP | WSWAP); |
| 3661 | break; |
| 3662 | } |
| 3663 | return swapf; |
| 3664 | } |
| 3665 | |
| 3666 | |
| 3667 | |
| 3668 | /* |
| 3669 | * Converts meteor-defined pixel formats (e.g. METEOR_GEO_RGB16) into |
| 3670 | * our pixfmt_table indices. |
| 3671 | */ |
| 3672 | |
| 3673 | static int oformat_meteor_to_bt( u_long format ) |
| 3674 | { |
| 3675 | int i; |
| 3676 | struct meteor_pixfmt *pf1, *pf2; |
| 3677 | |
| 3678 | /* Find format in compatibility table */ |
| 3679 | for ( i = 0; i < METEOR_PIXFMT_TABLE_SIZE; i++ ) |
| 3680 | if ( meteor_pixfmt_table[i].meteor_format == format ) |
| 3681 | break; |
| 3682 | |
| 3683 | if ( i >= METEOR_PIXFMT_TABLE_SIZE ) |
| 3684 | return -1; |
| 3685 | pf1 = &meteor_pixfmt_table[i].public; |
| 3686 | |
| 3687 | /* Match it with an entry in master pixel format table */ |
| 3688 | for ( i = 0; i < PIXFMT_TABLE_SIZE; i++ ) { |
| 3689 | pf2 = &pixfmt_table[i].public; |
| 3690 | |
| 3691 | if (( pf1->type == pf2->type ) && |
| 3692 | ( pf1->Bpp == pf2->Bpp ) && |
| 3693 | !bcmp( pf1->masks, pf2->masks, sizeof( pf1->masks )) && |
| 3694 | ( pf1->swap_bytes == pf2->swap_bytes ) && |
| 3695 | ( pf1->swap_shorts == pf2->swap_shorts )) |
| 3696 | break; |
| 3697 | } |
| 3698 | if ( i >= PIXFMT_TABLE_SIZE ) |
| 3699 | return -1; |
| 3700 | |
| 3701 | return i; |
| 3702 | } |
| 3703 | |
| 3704 | /****************************************************************************** |
| 3705 | * i2c primitives: |
| 3706 | */ |
| 3707 | |
| 3708 | /* */ |
| 3709 | #define I2CBITTIME (0x5<<4) /* 5 * 0.48uS */ |
| 3710 | #define I2CBITTIME_878 (1 << 7) |
| 3711 | #define I2C_READ 0x01 |
| 3712 | #define I2C_COMMAND (I2CBITTIME | \ |
| 3713 | BT848_DATA_CTL_I2CSCL | \ |
| 3714 | BT848_DATA_CTL_I2CSDA) |
| 3715 | |
| 3716 | #define I2C_COMMAND_878 (I2CBITTIME_878 | \ |
| 3717 | BT848_DATA_CTL_I2CSCL | \ |
| 3718 | BT848_DATA_CTL_I2CSDA) |
| 3719 | |
| 3720 | /* Select between old i2c code and new iicbus / smbus code */ |
| 3721 | #if defined(BKTR_USE_FREEBSD_SMBUS) |
| 3722 | |
| 3723 | /* |
| 3724 | * The hardware interface is actually SMB commands |
| 3725 | */ |
| 3726 | int |
| 3727 | i2cWrite( bktr_ptr_t bktr, int addr, int byte1, int byte2 ) |
| 3728 | { |
| 3729 | char cmd; |
| 3730 | |
| 3731 | if (bktr->id == BROOKTREE_848 || |
| 3732 | bktr->id == BROOKTREE_848A || |
| 3733 | bktr->id == BROOKTREE_849A) |
| 3734 | cmd = I2C_COMMAND; |
| 3735 | else |
| 3736 | cmd = I2C_COMMAND_878; |
| 3737 | |
| 3738 | if (byte2 != -1) { |
| 3739 | if (smbus_writew(bktr->i2c_sc.smbus, addr, cmd, |
| 3740 | (short)(((byte2 & 0xff) << 8) | (byte1 & 0xff)))) |
| 3741 | return (-1); |
| 3742 | } else { |
| 3743 | if (smbus_writeb(bktr->i2c_sc.smbus, addr, cmd, |
| 3744 | (char)(byte1 & 0xff))) |
| 3745 | return (-1); |
| 3746 | } |
| 3747 | |
| 3748 | /* return OK */ |
| 3749 | return( 0 ); |
| 3750 | } |
| 3751 | |
| 3752 | int |
| 3753 | i2cRead( bktr_ptr_t bktr, int addr ) |
| 3754 | { |
| 3755 | char result; |
| 3756 | char cmd; |
| 3757 | |
| 3758 | if (bktr->id == BROOKTREE_848 || |
| 3759 | bktr->id == BROOKTREE_848A || |
| 3760 | bktr->id == BROOKTREE_849A) |
| 3761 | cmd = I2C_COMMAND; |
| 3762 | else |
| 3763 | cmd = I2C_COMMAND_878; |
| 3764 | |
| 3765 | if (smbus_readb(bktr->i2c_sc.smbus, addr, cmd, &result)) |
| 3766 | return (-1); |
| 3767 | |
| 3768 | return ((int)((unsigned char)result)); |
| 3769 | } |
| 3770 | |
| 3771 | #define IICBUS(bktr) ((bktr)->i2c_sc.iicbb) |
| 3772 | |
| 3773 | /* The MSP34xx and DPL35xx Audio chip require i2c bus writes of up */ |
| 3774 | /* to 5 bytes which the bt848 automated i2c bus controller cannot handle */ |
| 3775 | /* Therefore we need low level control of the i2c bus hardware */ |
| 3776 | |
| 3777 | /* Write to the MSP or DPL registers */ |
| 3778 | void |
| 3779 | msp_dpl_write(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr, unsigned int data) |
| 3780 | { |
| 3781 | unsigned char addr_l, addr_h, data_h, data_l ; |
| 3782 | |
| 3783 | addr_h = (addr >>8) & 0xff; |
| 3784 | addr_l = addr & 0xff; |
| 3785 | data_h = (data >>8) & 0xff; |
| 3786 | data_l = data & 0xff; |
| 3787 | |
| 3788 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
| 3789 | |
| 3790 | iicbus_write_byte(IICBUS(bktr), dev, 0); |
| 3791 | iicbus_write_byte(IICBUS(bktr), addr_h, 0); |
| 3792 | iicbus_write_byte(IICBUS(bktr), addr_l, 0); |
| 3793 | iicbus_write_byte(IICBUS(bktr), data_h, 0); |
| 3794 | iicbus_write_byte(IICBUS(bktr), data_l, 0); |
| 3795 | |
| 3796 | iicbus_stop(IICBUS(bktr)); |
| 3797 | |
| 3798 | return; |
| 3799 | } |
| 3800 | |
| 3801 | /* Read from the MSP or DPL registers */ |
| 3802 | unsigned int |
| 3803 | msp_dpl_read(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr) |
| 3804 | { |
| 3805 | unsigned int data; |
| 3806 | unsigned char addr_l, addr_h, dev_r; |
| 3807 | int read; |
| 3808 | u_char data_read[2]; |
| 3809 | |
| 3810 | addr_h = (addr >>8) & 0xff; |
| 3811 | addr_l = addr & 0xff; |
| 3812 | dev_r = dev+1; |
| 3813 | |
| 3814 | /* XXX errors ignored */ |
| 3815 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
| 3816 | |
| 3817 | iicbus_write_byte(IICBUS(bktr), dev_r, 0); |
| 3818 | iicbus_write_byte(IICBUS(bktr), addr_h, 0); |
| 3819 | iicbus_write_byte(IICBUS(bktr), addr_l, 0); |
| 3820 | |
| 3821 | iicbus_repeated_start(IICBUS(bktr), i2c_addr +1, 0 /* no timeout? */); |
| 3822 | iicbus_read(IICBUS(bktr), data_read, 2, &read, IIC_LAST_READ, 0); |
| 3823 | iicbus_stop(IICBUS(bktr)); |
| 3824 | |
| 3825 | data = (data_read[0]<<8) | data_read[1]; |
| 3826 | |
| 3827 | return (data); |
| 3828 | } |
| 3829 | |
| 3830 | /* Reset the MSP or DPL chip */ |
| 3831 | /* The user can block the reset (which is handy if you initialise the |
| 3832 | * MSP and/or DPL audio in another operating system first (eg in Windows) |
| 3833 | */ |
| 3834 | void |
| 3835 | msp_dpl_reset( bktr_ptr_t bktr, int i2c_addr ) |
| 3836 | { |
| 3837 | |
| 3838 | #ifndef BKTR_NO_MSP_RESET |
| 3839 | /* put into reset mode */ |
| 3840 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
| 3841 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
| 3842 | iicbus_write_byte(IICBUS(bktr), 0x80, 0); |
| 3843 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
| 3844 | iicbus_stop(IICBUS(bktr)); |
| 3845 | |
| 3846 | /* put back to operational mode */ |
| 3847 | iicbus_start(IICBUS(bktr), i2c_addr, 0 /* no timeout? */); |
| 3848 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
| 3849 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
| 3850 | iicbus_write_byte(IICBUS(bktr), 0x00, 0); |
| 3851 | iicbus_stop(IICBUS(bktr)); |
| 3852 | #endif |
| 3853 | return; |
| 3854 | } |
| 3855 | |
| 3856 | static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote) { |
| 3857 | int read; |
| 3858 | |
| 3859 | /* XXX errors ignored */ |
| 3860 | iicbus_start(IICBUS(bktr), bktr->remote_control_addr, 0 /* no timeout? */); |
| 3861 | iicbus_read(IICBUS(bktr), remote->data, 3, &read, IIC_LAST_READ, 0); |
| 3862 | iicbus_stop(IICBUS(bktr)); |
| 3863 | |
| 3864 | return; |
| 3865 | } |
| 3866 | |
| 3867 | #else /* defined(BKTR_USE_FREEBSD_SMBUS) */ |
| 3868 | |
| 3869 | /* |
| 3870 | * Program the i2c bus directly |
| 3871 | */ |
| 3872 | int |
| 3873 | i2cWrite( bktr_ptr_t bktr, int addr, int byte1, int byte2 ) |
| 3874 | { |
| 3875 | u_long x; |
| 3876 | u_long data; |
| 3877 | |
| 3878 | /* clear status bits */ |
| 3879 | OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE); |
| 3880 | |
| 3881 | /* build the command datum */ |
| 3882 | if (bktr->id == BROOKTREE_848 || |
| 3883 | bktr->id == BROOKTREE_848A || |
| 3884 | bktr->id == BROOKTREE_849A) { |
| 3885 | data = ((addr & 0xff) << 24) | ((byte1 & 0xff) << 16) | I2C_COMMAND; |
| 3886 | } else { |
| 3887 | data = ((addr & 0xff) << 24) | ((byte1 & 0xff) << 16) | I2C_COMMAND_878; |
| 3888 | } |
| 3889 | if ( byte2 != -1 ) { |
| 3890 | data |= ((byte2 & 0xff) << 8); |
| 3891 | data |= BT848_DATA_CTL_I2CW3B; |
| 3892 | } |
| 3893 | |
| 3894 | /* write the address and data */ |
| 3895 | OUTL(bktr, BKTR_I2C_DATA_CTL, data); |
| 3896 | |
| 3897 | /* wait for completion */ |
| 3898 | for ( x = 0x7fffffff; x; --x ) { /* safety valve */ |
| 3899 | if ( INL(bktr, BKTR_INT_STAT) & BT848_INT_I2CDONE ) |
| 3900 | break; |
| 3901 | } |
| 3902 | |
| 3903 | /* check for ACK */ |
| 3904 | if ( !x || !(INL(bktr, BKTR_INT_STAT) & BT848_INT_RACK) ) |
| 3905 | return( -1 ); |
| 3906 | |
| 3907 | /* return OK */ |
| 3908 | return( 0 ); |
| 3909 | } |
| 3910 | |
| 3911 | |
| 3912 | /* |
| 3913 | * |
| 3914 | */ |
| 3915 | int |
| 3916 | i2cRead( bktr_ptr_t bktr, int addr ) |
| 3917 | { |
| 3918 | u_long x; |
| 3919 | |
| 3920 | /* clear status bits */ |
| 3921 | OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE); |
| 3922 | |
| 3923 | /* write the READ address */ |
| 3924 | /* The Bt878 and Bt879 differed on the treatment of i2c commands */ |
| 3925 | |
| 3926 | if (bktr->id == BROOKTREE_848 || |
| 3927 | bktr->id == BROOKTREE_848A || |
| 3928 | bktr->id == BROOKTREE_849A) { |
| 3929 | OUTL(bktr, BKTR_I2C_DATA_CTL, ((addr & 0xff) << 24) | I2C_COMMAND); |
| 3930 | } else { |
| 3931 | OUTL(bktr, BKTR_I2C_DATA_CTL, ((addr & 0xff) << 24) | I2C_COMMAND_878); |
| 3932 | } |
| 3933 | |
| 3934 | /* wait for completion */ |
| 3935 | for ( x = 0x7fffffff; x; --x ) { /* safety valve */ |
| 3936 | if ( INL(bktr, BKTR_INT_STAT) & BT848_INT_I2CDONE ) |
| 3937 | break; |
| 3938 | } |
| 3939 | |
| 3940 | /* check for ACK */ |
| 3941 | if ( !x || !(INL(bktr, BKTR_INT_STAT) & BT848_INT_RACK) ) |
| 3942 | return( -1 ); |
| 3943 | |
| 3944 | /* it was a read */ |
| 3945 | return( (INL(bktr, BKTR_I2C_DATA_CTL) >> 8) & 0xff ); |
| 3946 | } |
| 3947 | |
| 3948 | /* The MSP34xx Audio chip require i2c bus writes of up to 5 bytes which the */ |
| 3949 | /* bt848 automated i2c bus controller cannot handle */ |
| 3950 | /* Therefore we need low level control of the i2c bus hardware */ |
| 3951 | /* Idea for the following functions are from elsewhere in this driver and */ |
| 3952 | /* from the Linux BTTV i2c driver by Gerd Knorr <kraxel@cs.tu-berlin.de> */ |
| 3953 | |
| 3954 | #define BITD 40 |
| 3955 | static void i2c_start( bktr_ptr_t bktr) { |
| 3956 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release data */ |
| 3957 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release clock */ |
| 3958 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* lower data */ |
| 3959 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock */ |
| 3960 | } |
| 3961 | |
| 3962 | static void i2c_stop( bktr_ptr_t bktr) { |
| 3963 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock & data */ |
| 3964 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* release clock */ |
| 3965 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release data */ |
| 3966 | } |
| 3967 | |
| 3968 | static int i2c_write_byte( bktr_ptr_t bktr, unsigned char data) { |
| 3969 | int x; |
| 3970 | int status; |
| 3971 | |
| 3972 | /* write out the byte */ |
| 3973 | for ( x = 7; x >= 0; --x ) { |
| 3974 | if ( data & (1<<x) ) { |
| 3975 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 3976 | DELAY( BITD ); /* assert HI data */ |
| 3977 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
| 3978 | DELAY( BITD ); /* strobe clock */ |
| 3979 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 3980 | DELAY( BITD ); /* release clock */ |
| 3981 | } |
| 3982 | else { |
| 3983 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
| 3984 | DELAY( BITD ); /* assert LO data */ |
| 3985 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); |
| 3986 | DELAY( BITD ); /* strobe clock */ |
| 3987 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
| 3988 | DELAY( BITD ); /* release clock */ |
| 3989 | } |
| 3990 | } |
| 3991 | |
| 3992 | /* look for an ACK */ |
| 3993 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* float data */ |
| 3994 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* strobe clock */ |
| 3995 | status = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the ACK bit */ |
| 3996 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release clock */ |
| 3997 | |
| 3998 | return( status ); |
| 3999 | } |
| 4000 | |
| 4001 | static int i2c_read_byte( bktr_ptr_t bktr, unsigned char *data, int last ) { |
| 4002 | int x; |
| 4003 | int bit; |
| 4004 | int byte = 0; |
| 4005 | |
| 4006 | /* read in the byte */ |
| 4007 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 4008 | DELAY( BITD ); /* float data */ |
| 4009 | for ( x = 7; x >= 0; --x ) { |
| 4010 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
| 4011 | DELAY( BITD ); /* strobe clock */ |
| 4012 | bit = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the data bit */ |
| 4013 | if ( bit ) byte |= (1<<x); |
| 4014 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 4015 | DELAY( BITD ); /* release clock */ |
| 4016 | } |
| 4017 | /* After reading the byte, send an ACK */ |
| 4018 | /* (unless that was the last byte, for which we send a NAK */ |
| 4019 | if (last) { /* send NAK - same a writing a 1 */ |
| 4020 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 4021 | DELAY( BITD ); /* set data bit */ |
| 4022 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
| 4023 | DELAY( BITD ); /* strobe clock */ |
| 4024 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 4025 | DELAY( BITD ); /* release clock */ |
| 4026 | } else { /* send ACK - same as writing a 0 */ |
| 4027 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
| 4028 | DELAY( BITD ); /* set data bit */ |
| 4029 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); |
| 4030 | DELAY( BITD ); /* strobe clock */ |
| 4031 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
| 4032 | DELAY( BITD ); /* release clock */ |
| 4033 | } |
| 4034 | |
| 4035 | *data=byte; |
| 4036 | return 0; |
| 4037 | } |
| 4038 | #undef BITD |
| 4039 | |
| 4040 | /* Write to the MSP or DPL registers */ |
| 4041 | void msp_dpl_write( bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr, |
| 4042 | unsigned int data){ |
| 4043 | unsigned int msp_w_addr = i2c_addr; |
| 4044 | unsigned char addr_l, addr_h, data_h, data_l ; |
| 4045 | addr_h = (addr >>8) & 0xff; |
| 4046 | addr_l = addr & 0xff; |
| 4047 | data_h = (data >>8) & 0xff; |
| 4048 | data_l = data & 0xff; |
| 4049 | |
| 4050 | i2c_start(bktr); |
| 4051 | i2c_write_byte(bktr, msp_w_addr); |
| 4052 | i2c_write_byte(bktr, dev); |
| 4053 | i2c_write_byte(bktr, addr_h); |
| 4054 | i2c_write_byte(bktr, addr_l); |
| 4055 | i2c_write_byte(bktr, data_h); |
| 4056 | i2c_write_byte(bktr, data_l); |
| 4057 | i2c_stop(bktr); |
| 4058 | } |
| 4059 | |
| 4060 | /* Read from the MSP or DPL registers */ |
| 4061 | unsigned int msp_dpl_read(bktr_ptr_t bktr, int i2c_addr, unsigned char dev, unsigned int addr){ |
| 4062 | unsigned int data; |
| 4063 | unsigned char addr_l, addr_h, data_1, data_2, dev_r ; |
| 4064 | addr_h = (addr >>8) & 0xff; |
| 4065 | addr_l = addr & 0xff; |
| 4066 | dev_r = dev+1; |
| 4067 | |
| 4068 | i2c_start(bktr); |
| 4069 | i2c_write_byte(bktr,i2c_addr); |
| 4070 | i2c_write_byte(bktr,dev_r); |
| 4071 | i2c_write_byte(bktr,addr_h); |
| 4072 | i2c_write_byte(bktr,addr_l); |
| 4073 | |
| 4074 | i2c_start(bktr); |
| 4075 | i2c_write_byte(bktr,i2c_addr+1); |
| 4076 | i2c_read_byte(bktr,&data_1, 0); |
| 4077 | i2c_read_byte(bktr,&data_2, 1); |
| 4078 | i2c_stop(bktr); |
| 4079 | data = (data_1<<8) | data_2; |
| 4080 | return data; |
| 4081 | } |
| 4082 | |
| 4083 | /* Reset the MSP or DPL chip */ |
| 4084 | /* The user can block the reset (which is handy if you initialise the |
| 4085 | * MSP audio in another operating system first (eg in Windows) |
| 4086 | */ |
| 4087 | void msp_dpl_reset( bktr_ptr_t bktr, int i2c_addr ) { |
| 4088 | |
| 4089 | #ifndef BKTR_NO_MSP_RESET |
| 4090 | /* put into reset mode */ |
| 4091 | i2c_start(bktr); |
| 4092 | i2c_write_byte(bktr, i2c_addr); |
| 4093 | i2c_write_byte(bktr, 0x00); |
| 4094 | i2c_write_byte(bktr, 0x80); |
| 4095 | i2c_write_byte(bktr, 0x00); |
| 4096 | i2c_stop(bktr); |
| 4097 | |
| 4098 | /* put back to operational mode */ |
| 4099 | i2c_start(bktr); |
| 4100 | i2c_write_byte(bktr, i2c_addr); |
| 4101 | i2c_write_byte(bktr, 0x00); |
| 4102 | i2c_write_byte(bktr, 0x00); |
| 4103 | i2c_write_byte(bktr, 0x00); |
| 4104 | i2c_stop(bktr); |
| 4105 | #endif |
| 4106 | return; |
| 4107 | |
| 4108 | } |
| 4109 | |
| 4110 | static void remote_read(bktr_ptr_t bktr, struct bktr_remote *remote) { |
| 4111 | |
| 4112 | /* XXX errors ignored */ |
| 4113 | i2c_start(bktr); |
| 4114 | i2c_write_byte(bktr,bktr->remote_control_addr); |
| 4115 | i2c_read_byte(bktr,&(remote->data[0]), 0); |
| 4116 | i2c_read_byte(bktr,&(remote->data[1]), 0); |
| 4117 | i2c_read_byte(bktr,&(remote->data[2]), 0); |
| 4118 | i2c_stop(bktr); |
| 4119 | |
| 4120 | return; |
| 4121 | } |
| 4122 | |
| 4123 | #endif /* defined(BKTR_USE_FREEBSD_SMBUS) */ |
| 4124 | |
| 4125 | |
| 4126 | #if defined( I2C_SOFTWARE_PROBE ) |
| 4127 | |
| 4128 | /* |
| 4129 | * we are keeping this around for any parts that we need to probe |
| 4130 | * but that CANNOT be probed via an i2c read. |
| 4131 | * this is necessary because the hardware i2c mechanism |
| 4132 | * cannot be programmed for 1 byte writes. |
| 4133 | * currently there are no known i2c parts that we need to probe |
| 4134 | * and that cannot be safely read. |
| 4135 | */ |
| 4136 | static int i2cProbe( bktr_ptr_t bktr, int addr ); |
| 4137 | #define BITD 40 |
| 4138 | #define EXTRA_START |
| 4139 | |
| 4140 | /* |
| 4141 | * probe for an I2C device at addr. |
| 4142 | */ |
| 4143 | static int |
| 4144 | i2cProbe( bktr_ptr_t bktr, int addr ) |
| 4145 | { |
| 4146 | int x, status; |
| 4147 | |
| 4148 | /* the START */ |
| 4149 | #if defined( EXTRA_START ) |
| 4150 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release data */ |
| 4151 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release clock */ |
| 4152 | #endif /* EXTRA_START */ |
| 4153 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* lower data */ |
| 4154 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock */ |
| 4155 | |
| 4156 | /* write addr */ |
| 4157 | for ( x = 7; x >= 0; --x ) { |
| 4158 | if ( addr & (1<<x) ) { |
| 4159 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 4160 | DELAY( BITD ); /* assert HI data */ |
| 4161 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); |
| 4162 | DELAY( BITD ); /* strobe clock */ |
| 4163 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); |
| 4164 | DELAY( BITD ); /* release clock */ |
| 4165 | } |
| 4166 | else { |
| 4167 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
| 4168 | DELAY( BITD ); /* assert LO data */ |
| 4169 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); |
| 4170 | DELAY( BITD ); /* strobe clock */ |
| 4171 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); |
| 4172 | DELAY( BITD ); /* release clock */ |
| 4173 | } |
| 4174 | } |
| 4175 | |
| 4176 | /* look for an ACK */ |
| 4177 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* float data */ |
| 4178 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* strobe clock */ |
| 4179 | status = INL(bktr, BKTR_I2C_DATA_CTL) & 1; /* read the ACK bit */ |
| 4180 | OUTL(bktr, BKTR_I2C_DATA_CTL, 1); DELAY( BITD ); /* release clock */ |
| 4181 | |
| 4182 | /* the STOP */ |
| 4183 | OUTL(bktr, BKTR_I2C_DATA_CTL, 0); DELAY( BITD ); /* lower clock & data */ |
| 4184 | OUTL(bktr, BKTR_I2C_DATA_CTL, 2); DELAY( BITD ); /* release clock */ |
| 4185 | OUTL(bktr, BKTR_I2C_DATA_CTL, 3); DELAY( BITD ); /* release data */ |
| 4186 | |
| 4187 | return( status ); |
| 4188 | } |
| 4189 | #undef EXTRA_START |
| 4190 | #undef BITD |
| 4191 | |
| 4192 | #endif /* I2C_SOFTWARE_PROBE */ |
| 4193 | |
| 4194 | |
| 4195 | #define ABSENT (-1) |