sb16.c revision 119853
1101704Smjacob/* 2101704Smjacob * Copyright (c) 1999 Cameron Grant <cg@freebsd.org> 3101704Smjacob * Copyright 1997,1998 Luigi Rizzo. 4101704Smjacob * 5101704Smjacob * Derived from files in the Voxware 3.5 distribution, 6101704Smjacob * Copyright by Hannu Savolainen 1994, under the same copyright 7101704Smjacob * conditions. 8101704Smjacob * All rights reserved. 9101704Smjacob * 10101704Smjacob * Redistribution and use in source and binary forms, with or without 11101704Smjacob * modification, are permitted provided that the following conditions 12101704Smjacob * are met: 13101704Smjacob * 1. Redistributions of source code must retain the above copyright 14101704Smjacob * notice, this list of conditions and the following disclaimer. 15101704Smjacob * 2. Redistributions in binary form must reproduce the above copyright 16101704Smjacob * notice, this list of conditions and the following disclaimer in the 17101704Smjacob * documentation and/or other materials provided with the distribution. 18101704Smjacob * 19101704Smjacob * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20101704Smjacob * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21101704Smjacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22101704Smjacob * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23101704Smjacob * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24101704Smjacob * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25101704Smjacob * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26101704Smjacob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27101704Smjacob * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28101704Smjacob * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29101704Smjacob * SUCH DAMAGE. 30101704Smjacob */ 31101704Smjacob 32134123Sobrien#include <dev/sound/pcm/sound.h> 33134123Sobrien 34134123Sobrien#include <dev/sound/isa/sb.h> 35101704Smjacob#include <dev/sound/chip.h> 36102199Smjacob 37101704Smjacob#include <isa/isavar.h> 38101704Smjacob 39101704Smjacob#include "mixer_if.h" 40101704Smjacob 41101704SmjacobSND_DECLARE_FILE("$FreeBSD: head/sys/dev/sound/isa/sb16.c 119853 2003-09-07 16:28:03Z cg $"); 42101704Smjacob 43101704Smjacob#define SB16_BUFFSIZE 4096 44103914Smjacob#define PLAIN_SB16(x) ((((x)->bd_flags) & (BD_F_SB16|BD_F_SB16X)) == BD_F_SB16) 45103914Smjacob 46101704Smjacobstatic u_int32_t sb16_fmt8[] = { 47103914Smjacob AFMT_U8, 48102199Smjacob AFMT_STEREO | AFMT_U8, 49101704Smjacob 0 50101704Smjacob}; 51101704Smjacobstatic struct pcmchan_caps sb16_caps8 = {5000, 45000, sb16_fmt8, 0}; 52101704Smjacob 53103914Smjacobstatic u_int32_t sb16_fmt16[] = { 54102199Smjacob AFMT_S16_LE, 55101704Smjacob AFMT_STEREO | AFMT_S16_LE, 56101704Smjacob 0 57101704Smjacob}; 58101704Smjacobstatic struct pcmchan_caps sb16_caps16 = {5000, 45000, sb16_fmt16, 0}; 59101704Smjacob 60101704Smjacobstatic u_int32_t sb16x_fmt[] = { 61102199Smjacob AFMT_U8, 62101704Smjacob AFMT_STEREO | AFMT_U8, 63101704Smjacob AFMT_S16_LE, 64101704Smjacob AFMT_STEREO | AFMT_S16_LE, 65101704Smjacob 0 66101704Smjacob}; 67101704Smjacobstatic struct pcmchan_caps sb16x_caps = {5000, 49000, sb16x_fmt, 0}; 68101704Smjacob 69101704Smjacobstruct sb_info; 70101704Smjacob 71101704Smjacobstruct sb_chinfo { 72101704Smjacob struct sb_info *parent; 73101704Smjacob struct pcm_channel *channel; 74101704Smjacob struct snd_dbuf *buffer; 75101704Smjacob int dir, run, dch; 76101704Smjacob u_int32_t fmt, spd, blksz; 77102199Smjacob}; 78101704Smjacob 79101704Smjacobstruct sb_info { 80101704Smjacob struct resource *io_base; /* I/O address for the board */ 81101704Smjacob struct resource *irq; 82101704Smjacob struct resource *drq1; 83101704Smjacob struct resource *drq2; 84101704Smjacob void *ih; 85101704Smjacob bus_dma_tag_t parent_dmat; 86101704Smjacob 87101704Smjacob unsigned int bufsize; 88101704Smjacob int bd_id; 89101704Smjacob u_long bd_flags; /* board-specific flags */ 90101704Smjacob int prio, prio16; 91101704Smjacob struct sb_chinfo pch, rch; 92102199Smjacob device_t parent_dev; 93101704Smjacob}; 94101704Smjacob 95101704Smjacob#if 0 96103914Smjacobstatic void sb_lock(struct sb_info *sb); 97101704Smjacobstatic void sb_unlock(struct sb_info *sb); 98101704Smjacobstatic int sb_rd(struct sb_info *sb, int reg); 99101704Smjacobstatic void sb_wr(struct sb_info *sb, int reg, u_int8_t val); 100101704Smjacobstatic int sb_cmd(struct sb_info *sb, u_char val); 101101704Smjacob/* static int sb_cmd1(struct sb_info *sb, u_char cmd, int val); */ 102101704Smjacobstatic int sb_cmd2(struct sb_info *sb, u_char cmd, int val); 103102199Smjacobstatic u_int sb_get_byte(struct sb_info *sb); 104101704Smjacobstatic void sb_setmixer(struct sb_info *sb, u_int port, u_int value); 105101704Smjacobstatic int sb_getmixer(struct sb_info *sb, u_int port); 106101704Smjacobstatic int sb_reset_dsp(struct sb_info *sb); 107101704Smjacob 108101704Smjacobstatic void sb_intr(void *arg); 109101704Smjacob#endif 110101704Smjacob 111101704Smjacob/* 112101704Smjacob * Common code for the midi and pcm functions 113101704Smjacob * 114101704Smjacob * sb_cmd write a single byte to the CMD port. 115101704Smjacob * sb_cmd1 write a CMD + 1 byte arg 116101704Smjacob * sb_cmd2 write a CMD + 2 byte arg 117101704Smjacob * sb_get_byte returns a single byte from the DSP data port 118101704Smjacob */ 119101704Smjacob 120101704Smjacobstatic void 121102199Smjacobsb_lock(struct sb_info *sb) { 122101704Smjacob 123101704Smjacob sbc_lock(device_get_softc(sb->parent_dev)); 124103914Smjacob} 125101704Smjacob 126101704Smjacobstatic void 127101704Smjacobsb_unlock(struct sb_info *sb) { 128101704Smjacob 129103914Smjacob sbc_unlock(device_get_softc(sb->parent_dev)); 130101704Smjacob} 131101704Smjacob 132101704Smjacobstatic int 133101704Smjacobport_rd(struct resource *port, int off) 134101704Smjacob{ 135101704Smjacob return bus_space_read_1(rman_get_bustag(port), rman_get_bushandle(port), off); 136101704Smjacob} 137101704Smjacob 138103914Smjacobstatic void 139101704Smjacobport_wr(struct resource *port, int off, u_int8_t data) 140101704Smjacob{ 141101704Smjacob bus_space_write_1(rman_get_bustag(port), rman_get_bushandle(port), off, data); 142101704Smjacob} 143101704Smjacob 144101704Smjacobstatic int 145101704Smjacobsb_rd(struct sb_info *sb, int reg) 146103914Smjacob{ 147101704Smjacob return port_rd(sb->io_base, reg); 148101704Smjacob} 149101704Smjacob 150101704Smjacobstatic void 151101704Smjacobsb_wr(struct sb_info *sb, int reg, u_int8_t val) 152103914Smjacob{ 153101704Smjacob port_wr(sb->io_base, reg, val); 154101704Smjacob} 155101704Smjacob 156101704Smjacobstatic int 157101704Smjacobsb_dspwr(struct sb_info *sb, u_char val) 158101704Smjacob{ 159101704Smjacob int i; 160101704Smjacob 161101704Smjacob for (i = 0; i < 1000; i++) { 162101704Smjacob if ((sb_rd(sb, SBDSP_STATUS) & 0x80)) 163102199Smjacob DELAY((i > 100)? 1000 : 10); 164101704Smjacob else { 165101704Smjacob sb_wr(sb, SBDSP_CMD, val); 166101704Smjacob return 1; 167101704Smjacob } 168101704Smjacob } 169103914Smjacob#if __FreeBSD_version > 500000 170101704Smjacob if (curthread->td_intr_nesting_level == 0) 171101704Smjacob printf("sb_dspwr(0x%02x) timed out.\n", val); 172101704Smjacob#endif 173101704Smjacob return 0; 174101704Smjacob} 175101704Smjacob 176101704Smjacobstatic int 177101704Smjacobsb_cmd(struct sb_info *sb, u_char val) 178101704Smjacob{ 179101704Smjacob#if 0 180101704Smjacob printf("sb_cmd: %x\n", val); 181101704Smjacob#endif 182101704Smjacob return sb_dspwr(sb, val); 183101704Smjacob} 184101704Smjacob 185101704Smjacob/* 186101704Smjacobstatic int 187101704Smjacobsb_cmd1(struct sb_info *sb, u_char cmd, int val) 188101704Smjacob{ 189101704Smjacob#if 0 190101704Smjacob printf("sb_cmd1: %x, %x\n", cmd, val); 191101704Smjacob#endif 192101704Smjacob if (sb_dspwr(sb, cmd)) { 193101704Smjacob return sb_dspwr(sb, val & 0xff); 194101704Smjacob } else return 0; 195101704Smjacob} 196101704Smjacob*/ 197101704Smjacob 198101704Smjacobstatic int 199101704Smjacobsb_cmd2(struct sb_info *sb, u_char cmd, int val) 200101704Smjacob{ 201101704Smjacob int r; 202101704Smjacob 203101704Smjacob#if 0 204101704Smjacob printf("sb_cmd2: %x, %x\n", cmd, val); 205101704Smjacob#endif 206101704Smjacob sb_lock(sb); 207102199Smjacob r = 0; 208101704Smjacob if (sb_dspwr(sb, cmd)) { 209101704Smjacob if (sb_dspwr(sb, val & 0xff)) { 210101704Smjacob if (sb_dspwr(sb, (val >> 8) & 0xff)) { 211101704Smjacob r = 1; 212101704Smjacob } 213101704Smjacob } 214101704Smjacob } 215101704Smjacob sb_unlock(sb); 216101704Smjacob 217101704Smjacob return r; 218101704Smjacob} 219103914Smjacob 220101704Smjacob/* 221101704Smjacob * in the SB, there is a set of indirect "mixer" registers with 222101704Smjacob * address at offset 4, data at offset 5 223101704Smjacob */ 224101704Smjacobstatic void 225101704Smjacobsb_setmixer(struct sb_info *sb, u_int port, u_int value) 226101704Smjacob{ 227101704Smjacob sb_lock(sb); 228102199Smjacob sb_wr(sb, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */ 229101704Smjacob DELAY(10); 230103871Smjacob sb_wr(sb, SB_MIX_DATA, (u_char) (value & 0xff)); 231101704Smjacob DELAY(10); 232101704Smjacob sb_unlock(sb); 233101704Smjacob} 234103827Smjacob 235101704Smjacobstatic int 236101704Smjacobsb_getmixer(struct sb_info *sb, u_int port) 237101704Smjacob{ 238101704Smjacob int val; 239101704Smjacob 240101704Smjacob sb_lock(sb); 241101704Smjacob sb_wr(sb, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */ 242102199Smjacob DELAY(10); 243101704Smjacob val = sb_rd(sb, SB_MIX_DATA); 244101704Smjacob DELAY(10); 245101704Smjacob sb_unlock(sb); 246101704Smjacob 247103871Smjacob return val; 248101704Smjacob} 249101704Smjacob 250101704Smjacobstatic u_int 251101704Smjacobsb_get_byte(struct sb_info *sb) 252101704Smjacob{ 253101704Smjacob int i; 254101704Smjacob 255101704Smjacob for (i = 1000; i > 0; i--) { 256101704Smjacob if (sb_rd(sb, DSP_DATA_AVAIL) & 0x80) 257101704Smjacob return sb_rd(sb, DSP_READ); 258101704Smjacob else 259101704Smjacob DELAY(20); 260101704Smjacob } 261102199Smjacob return 0xffff; 262101704Smjacob} 263101704Smjacob 264101704Smjacobstatic int 265101704Smjacobsb_reset_dsp(struct sb_info *sb) 266101704Smjacob{ 267103914Smjacob u_char b; 268103914Smjacob 269103914Smjacob sb_lock(sb); 270101704Smjacob sb_wr(sb, SBDSP_RST, 3); 271103914Smjacob DELAY(100); 272101704Smjacob sb_wr(sb, SBDSP_RST, 0); 273103914Smjacob b = sb_get_byte(sb); 274101704Smjacob sb_unlock(sb); 275103914Smjacob if (b != 0xAA) { 276101704Smjacob DEB(printf("sb_reset_dsp 0x%lx failed\n", 277101704Smjacob rman_get_start(sb->io_base))); 278101704Smjacob return ENXIO; /* Sorry */ 279103914Smjacob } 280101704Smjacob return 0; 281101704Smjacob} 282101704Smjacob 283101704Smjacob/************************************************************/ 284101704Smjacob 285101704Smjacobstruct sb16_mixent { 286101704Smjacob int reg; 287101704Smjacob int bits; 288101704Smjacob int ofs; 289102199Smjacob int stereo; 290101704Smjacob}; 291101704Smjacob 292101704Smjacobstatic const struct sb16_mixent sb16_mixtab[32] = { 293101704Smjacob [SOUND_MIXER_VOLUME] = { 0x30, 5, 3, 1 }, 294101704Smjacob [SOUND_MIXER_PCM] = { 0x32, 5, 3, 1 }, 295101704Smjacob [SOUND_MIXER_SYNTH] = { 0x34, 5, 3, 1 }, 296102199Smjacob [SOUND_MIXER_CD] = { 0x36, 5, 3, 1 }, 297101704Smjacob [SOUND_MIXER_LINE] = { 0x38, 5, 3, 1 }, 298101704Smjacob [SOUND_MIXER_MIC] = { 0x3a, 5, 3, 0 }, 299101704Smjacob [SOUND_MIXER_SPEAKER] = { 0x3b, 5, 3, 0 }, 300101704Smjacob [SOUND_MIXER_IGAIN] = { 0x3f, 2, 6, 1 }, 301101704Smjacob [SOUND_MIXER_OGAIN] = { 0x41, 2, 6, 1 }, 302101704Smjacob [SOUND_MIXER_TREBLE] = { 0x44, 4, 4, 1 }, 303101704Smjacob [SOUND_MIXER_BASS] = { 0x46, 4, 4, 1 }, 304101704Smjacob [SOUND_MIXER_LINE1] = { 0x52, 5, 3, 1 } 305101704Smjacob}; 306101704Smjacob 307101704Smjacobstatic int 308102199Smjacobsb16mix_init(struct snd_mixer *m) 309101704Smjacob{ 310101704Smjacob struct sb_info *sb = mix_getdevinfo(m); 311101704Smjacob 312101704Smjacob mix_setdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_SPEAKER | 313101704Smjacob SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD | 314101704Smjacob SOUND_MASK_IGAIN | SOUND_MASK_OGAIN | SOUND_MASK_LINE1 | 315101704Smjacob SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE); 316101704Smjacob 317101704Smjacob mix_setrecdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_LINE | 318101704Smjacob SOUND_MASK_LINE1 | SOUND_MASK_MIC | SOUND_MASK_CD); 319103914Smjacob 320101704Smjacob sb_setmixer(sb, 0x3c, 0x1f); /* make all output active */ 321101704Smjacob 322101704Smjacob sb_setmixer(sb, 0x3d, 0); /* make all inputs-l off */ 323101704Smjacob sb_setmixer(sb, 0x3e, 0); /* make all inputs-r off */ 324101704Smjacob 325101704Smjacob return 0; 326101704Smjacob} 327101704Smjacob 328101704Smjacobstatic int 329101704Smjacobsb16mix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right) 330101704Smjacob{ 331101704Smjacob struct sb_info *sb = mix_getdevinfo(m); 332101704Smjacob const struct sb16_mixent *e; 333101704Smjacob int max; 334101704Smjacob 335101704Smjacob e = &sb16_mixtab[dev]; 336101704Smjacob max = (1 << e->bits) - 1; 337101704Smjacob 338101704Smjacob left = (left * max) / 100; 339101704Smjacob right = (right * max) / 100; 340101704Smjacob 341101704Smjacob sb_setmixer(sb, e->reg, left << e->ofs); 342103914Smjacob if (e->stereo) 343101704Smjacob sb_setmixer(sb, e->reg + 1, right << e->ofs); 344101704Smjacob else 345101704Smjacob right = left; 346101704Smjacob 347101704Smjacob left = (left * 100) / max; 348101704Smjacob right = (right * 100) / max; 349101704Smjacob 350103914Smjacob return left | (right << 8); 351101704Smjacob} 352101704Smjacob 353101704Smjacobstatic int 354101704Smjacobsb16mix_setrecsrc(struct snd_mixer *m, u_int32_t src) 355101704Smjacob{ 356101704Smjacob struct sb_info *sb = mix_getdevinfo(m); 357101704Smjacob u_char recdev; 358103914Smjacob 359103914Smjacob recdev = 0; 360101704Smjacob if (src & SOUND_MASK_MIC) 361101704Smjacob recdev |= 0x01; /* mono mic */ 362101704Smjacob 363101704Smjacob if (src & SOUND_MASK_CD) 364101704Smjacob recdev |= 0x06; /* l+r cd */ 365101704Smjacob 366101704Smjacob if (src & SOUND_MASK_LINE) 367101704Smjacob recdev |= 0x18; /* l+r line */ 368102199Smjacob 369101704Smjacob if (src & SOUND_MASK_SYNTH) 370101704Smjacob recdev |= 0x60; /* l+r midi */ 371101704Smjacob 372101704Smjacob sb_setmixer(sb, SB16_IMASK_L, recdev); 373101704Smjacob sb_setmixer(sb, SB16_IMASK_R, recdev); 374101704Smjacob 375101704Smjacob /* Switch on/off FM tuner source */ 376101704Smjacob if (src & SOUND_MASK_LINE1) 377101704Smjacob sb_setmixer(sb, 0x4a, 0x0c); 378101704Smjacob else 379101704Smjacob sb_setmixer(sb, 0x4a, 0x00); 380101704Smjacob 381101704Smjacob /* 382103914Smjacob * since the same volume controls apply to the input and 383101704Smjacob * output sections, the best approach to have a consistent 384101704Smjacob * behaviour among cards would be to disable the output path 385101704Smjacob * on devices which are used to record. 386101704Smjacob * However, since users like to have feedback, we only disable 387101704Smjacob * the mic -- permanently. 388101704Smjacob */ 389101704Smjacob sb_setmixer(sb, SB16_OMASK, 0x1f & ~1); 390103914Smjacob 391101704Smjacob return src; 392101704Smjacob} 393101704Smjacob 394101704Smjacobstatic kobj_method_t sb16mix_mixer_methods[] = { 395101704Smjacob KOBJMETHOD(mixer_init, sb16mix_init), 396101704Smjacob KOBJMETHOD(mixer_set, sb16mix_set), 397101704Smjacob KOBJMETHOD(mixer_setrecsrc, sb16mix_setrecsrc), 398103914Smjacob { 0, 0 } 399103914Smjacob}; 400103914SmjacobMIXER_DECLARE(sb16mix_mixer); 401101704Smjacob 402101704Smjacob/************************************************************/ 403101704Smjacob 404101704Smjacobstatic void 405101704Smjacobsb16_release_resources(struct sb_info *sb, device_t dev) 406101704Smjacob{ 407101704Smjacob if (sb->irq) { 408101704Smjacob if (sb->ih) 409101704Smjacob bus_teardown_intr(dev, sb->irq, sb->ih); 410103914Smjacob bus_release_resource(dev, SYS_RES_IRQ, 0, sb->irq); 411101704Smjacob sb->irq = 0; 412101704Smjacob } 413101704Smjacob if (sb->drq2) { 414101704Smjacob if (sb->drq2 != sb->drq1) { 415101704Smjacob isa_dma_release(rman_get_start(sb->drq2)); 416101704Smjacob bus_release_resource(dev, SYS_RES_DRQ, 1, sb->drq2); 417101704Smjacob } 418101704Smjacob sb->drq2 = 0; 419101704Smjacob } 420101704Smjacob if (sb->drq1) { 421101704Smjacob isa_dma_release(rman_get_start(sb->drq1)); 422101704Smjacob bus_release_resource(dev, SYS_RES_DRQ, 0, sb->drq1); 423103914Smjacob sb->drq1 = 0; 424101704Smjacob } 425101704Smjacob if (sb->io_base) { 426101704Smjacob bus_release_resource(dev, SYS_RES_IOPORT, 0, sb->io_base); 427101704Smjacob sb->io_base = 0; 428101704Smjacob } 429101704Smjacob if (sb->parent_dmat) { 430101704Smjacob bus_dma_tag_destroy(sb->parent_dmat); 431101704Smjacob sb->parent_dmat = 0; 432101704Smjacob } 433101704Smjacob free(sb, M_DEVBUF); 434101704Smjacob} 435101704Smjacob 436101704Smjacobstatic int 437101704Smjacobsb16_alloc_resources(struct sb_info *sb, device_t dev) 438102199Smjacob{ 439101704Smjacob int rid; 440101704Smjacob 441101704Smjacob rid = 0; 442101704Smjacob if (!sb->io_base) 443101704Smjacob sb->io_base = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); 444101704Smjacob 445101704Smjacob rid = 0; 446101704Smjacob if (!sb->irq) 447101704Smjacob sb->irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, RF_ACTIVE); 448101704Smjacob 449101704Smjacob rid = 0; 450101704Smjacob if (!sb->drq1) 451101704Smjacob sb->drq1 = bus_alloc_resource(dev, SYS_RES_DRQ, &rid, 0, ~0, 1, RF_ACTIVE); 452101704Smjacob 453102199Smjacob rid = 1; 454102199Smjacob if (!sb->drq2) 455102199Smjacob sb->drq2 = bus_alloc_resource(dev, SYS_RES_DRQ, &rid, 0, ~0, 1, RF_ACTIVE); 456102199Smjacob 457102199Smjacob if (sb->io_base && sb->drq1 && sb->irq) { 458102199Smjacob isa_dma_acquire(rman_get_start(sb->drq1)); 459102199Smjacob isa_dmainit(rman_get_start(sb->drq1), sb->bufsize); 460102199Smjacob 461102199Smjacob if (sb->drq2) { 462102199Smjacob isa_dma_acquire(rman_get_start(sb->drq2)); 463102199Smjacob isa_dmainit(rman_get_start(sb->drq2), sb->bufsize); 464102199Smjacob } else { 465102199Smjacob sb->drq2 = sb->drq1; 466102199Smjacob pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX); 467102199Smjacob } 468102199Smjacob return 0; 469102199Smjacob } else return ENXIO; 470101704Smjacob} 471101704Smjacob 472101704Smjacob/* sbc does locking for us */ 473101704Smjacobstatic void 474101704Smjacobsb_intr(void *arg) 475101704Smjacob{ 476101704Smjacob struct sb_info *sb = (struct sb_info *)arg; 477102199Smjacob int reason = 3, c; 478101704Smjacob 479101704Smjacob /* 480101704Smjacob * The Vibra16X has separate flags for 8 and 16 bit transfers, but 481101704Smjacob * I have no idea how to tell capture from playback interrupts... 482101704Smjacob */ 483101704Smjacob 484101704Smjacob reason = 0; 485101704Smjacob sb_lock(sb); 486101704Smjacob c = sb_getmixer(sb, IRQ_STAT); 487101704Smjacob if (c & 1) 488101704Smjacob sb_rd(sb, DSP_DATA_AVAIL); /* 8-bit int ack */ 489101704Smjacob 490101704Smjacob if (c & 2) 491101704Smjacob sb_rd(sb, DSP_DATA_AVL16); /* 16-bit int ack */ 492101704Smjacob sb_unlock(sb); 493101704Smjacob 494101704Smjacob /* 495101704Smjacob * this tells us if the source is 8-bit or 16-bit dma. We 496101704Smjacob * have to check the io channel to map it to read or write... 497101704Smjacob */ 498101704Smjacob 499101704Smjacob if (sb->bd_flags & BD_F_SB16X) { 500101704Smjacob if (c & 1) { /* 8-bit format */ 501101704Smjacob if (sb->pch.fmt & AFMT_8BIT) 502101704Smjacob reason |= 1; 503102199Smjacob if (sb->rch.fmt & AFMT_8BIT) 504102199Smjacob reason |= 2; 505102199Smjacob } 506102199Smjacob if (c & 2) { /* 16-bit format */ 507102199Smjacob if (sb->pch.fmt & AFMT_16BIT) 508101704Smjacob reason |= 1; 509115778Smjacob if (sb->rch.fmt & AFMT_16BIT) 510102199Smjacob reason |= 2; 511102199Smjacob } 512102199Smjacob } else { 513115778Smjacob if (c & 1) { /* 8-bit dma */ 514101704Smjacob if (sb->pch.dch == 1) 515101704Smjacob reason |= 1; 516101704Smjacob if (sb->rch.dch == 1) 517102199Smjacob reason |= 2; 518102199Smjacob } 519102199Smjacob if (c & 2) { /* 16-bit dma */ 520102199Smjacob if (sb->pch.dch == 2) 521102199Smjacob reason |= 1; 522102199Smjacob if (sb->rch.dch == 2) 523102199Smjacob reason |= 2; 524102199Smjacob } 525102199Smjacob } 526102199Smjacob#if 0 527102199Smjacob printf("sb_intr: reason=%d c=0x%x\n", reason, c); 528102199Smjacob#endif 529102199Smjacob if ((reason & 1) && (sb->pch.run)) 530102199Smjacob chn_intr(sb->pch.channel); 531102199Smjacob 532102199Smjacob if ((reason & 2) && (sb->rch.run)) 533102199Smjacob chn_intr(sb->rch.channel); 534102199Smjacob} 535102199Smjacob 536102199Smjacobstatic int 537102199Smjacobsb_setup(struct sb_info *sb) 538102199Smjacob{ 539102199Smjacob struct sb_chinfo *ch; 540102199Smjacob u_int8_t v; 541102199Smjacob int l, pprio; 542103914Smjacob 543102199Smjacob sb_lock(sb); 544102199Smjacob if (sb->bd_flags & BD_F_DMARUN) 545102199Smjacob sndbuf_dma(sb->pch.buffer, PCMTRIG_STOP); 546102199Smjacob if (sb->bd_flags & BD_F_DMARUN2) 547102199Smjacob sndbuf_dma(sb->rch.buffer, PCMTRIG_STOP); 548102199Smjacob sb->bd_flags &= ~(BD_F_DMARUN | BD_F_DMARUN2); 549103914Smjacob 550102199Smjacob sb_reset_dsp(sb); 551103914Smjacob 552102199Smjacob if (sb->bd_flags & BD_F_SB16X) { 553102199Smjacob pprio = sb->pch.run? 1 : 0; 554115778Smjacob sndbuf_dmasetup(sb->pch.buffer, pprio? sb->drq1 : NULL); 555102199Smjacob sb->pch.dch = pprio? 1 : 0; 556102199Smjacob sndbuf_dmasetup(sb->rch.buffer, pprio? sb->drq2 : sb->drq1); 557102199Smjacob sb->rch.dch = pprio? 2 : 1; 558102199Smjacob } else { 559102199Smjacob if (sb->pch.run && sb->rch.run) { 560103827Smjacob pprio = (sb->rch.fmt & AFMT_16BIT)? 0 : 1; 561102199Smjacob sndbuf_dmasetup(sb->pch.buffer, pprio? sb->drq2 : sb->drq1); 562102822Smjacob sb->pch.dch = pprio? 2 : 1; 563115778Smjacob sndbuf_dmasetup(sb->rch.buffer, pprio? sb->drq1 : sb->drq2); 564102199Smjacob sb->rch.dch = pprio? 1 : 2; 565102199Smjacob } else { 566102199Smjacob if (sb->pch.run) { 567102199Smjacob sndbuf_dmasetup(sb->pch.buffer, (sb->pch.fmt & AFMT_16BIT)? sb->drq2 : sb->drq1); 568102199Smjacob sb->pch.dch = (sb->pch.fmt & AFMT_16BIT)? 2 : 1; 569102199Smjacob sndbuf_dmasetup(sb->rch.buffer, (sb->pch.fmt & AFMT_16BIT)? sb->drq1 : sb->drq2); 570102199Smjacob sb->rch.dch = (sb->pch.fmt & AFMT_16BIT)? 1 : 2; 571102199Smjacob } else if (sb->rch.run) { 572102199Smjacob sndbuf_dmasetup(sb->pch.buffer, (sb->rch.fmt & AFMT_16BIT)? sb->drq1 : sb->drq2); 573102199Smjacob sb->pch.dch = (sb->rch.fmt & AFMT_16BIT)? 1 : 2; 574102199Smjacob sndbuf_dmasetup(sb->rch.buffer, (sb->rch.fmt & AFMT_16BIT)? sb->drq2 : sb->drq1); 575103827Smjacob sb->rch.dch = (sb->rch.fmt & AFMT_16BIT)? 2 : 1; 576102199Smjacob } 577102199Smjacob } 578102199Smjacob } 579103914Smjacob 580102199Smjacob sndbuf_dmasetdir(sb->pch.buffer, PCMDIR_PLAY); 581102199Smjacob sndbuf_dmasetdir(sb->rch.buffer, PCMDIR_REC); 582102199Smjacob 583102199Smjacob /* 584102199Smjacob printf("setup: [pch = %d, pfmt = %d, pgo = %d] [rch = %d, rfmt = %d, rgo = %d]\n", 585102199Smjacob sb->pch.dch, sb->pch.fmt, sb->pch.run, sb->rch.dch, sb->rch.fmt, sb->rch.run); 586102199Smjacob */ 587102199Smjacob 588102199Smjacob ch = &sb->pch; 589102199Smjacob if (ch->run) { 590102199Smjacob l = ch->blksz; 591102199Smjacob if (ch->fmt & AFMT_16BIT) 592102199Smjacob l >>= 1; 593102199Smjacob l--; 594102199Smjacob 595102199Smjacob /* play speed */ 596102199Smjacob RANGE(ch->spd, 5000, 45000); 597102199Smjacob sb_cmd(sb, DSP_CMD_OUT16); 598103914Smjacob sb_cmd(sb, ch->spd >> 8); 599102199Smjacob sb_cmd(sb, ch->spd & 0xff); 600102199Smjacob 601102199Smjacob /* play format, length */ 602102199Smjacob v = DSP_F16_AUTO | DSP_F16_FIFO_ON | DSP_F16_DAC; 603102199Smjacob v |= (ch->fmt & AFMT_16BIT)? DSP_DMA16 : DSP_DMA8; 604102199Smjacob sb_cmd(sb, v); 605103914Smjacob 606102199Smjacob v = (ch->fmt & AFMT_STEREO)? DSP_F16_STEREO : 0; 607103914Smjacob v |= (ch->fmt & AFMT_SIGNED)? DSP_F16_SIGNED : 0; 608102199Smjacob sb_cmd2(sb, v, l); 609102199Smjacob sndbuf_dma(ch->buffer, PCMTRIG_START); 610102199Smjacob sb->bd_flags |= BD_F_DMARUN; 611102199Smjacob } 612102199Smjacob 613102199Smjacob ch = &sb->rch; 614102199Smjacob if (ch->run) { 615115778Smjacob l = ch->blksz; 616102199Smjacob if (ch->fmt & AFMT_16BIT) 617102199Smjacob l >>= 1; 618115778Smjacob l--; 619102199Smjacob 620102199Smjacob /* record speed */ 621115778Smjacob RANGE(ch->spd, 5000, 45000); 622102199Smjacob sb_cmd(sb, DSP_CMD_IN16); 623102199Smjacob sb_cmd(sb, ch->spd >> 8); 624115778Smjacob sb_cmd(sb, ch->spd & 0xff); 625102199Smjacob 626102199Smjacob /* record format, length */ 627115778Smjacob v = DSP_F16_AUTO | DSP_F16_FIFO_ON | DSP_F16_ADC; 628102199Smjacob v |= (ch->fmt & AFMT_16BIT)? DSP_DMA16 : DSP_DMA8; 629102199Smjacob sb_cmd(sb, v); 630102199Smjacob 631102199Smjacob v = (ch->fmt & AFMT_STEREO)? DSP_F16_STEREO : 0; 632102199Smjacob v |= (ch->fmt & AFMT_SIGNED)? DSP_F16_SIGNED : 0; 633102199Smjacob sb_cmd2(sb, v, l); 634102822Smjacob sndbuf_dma(ch->buffer, PCMTRIG_START); 635115778Smjacob sb->bd_flags |= BD_F_DMARUN2; 636102199Smjacob } 637102199Smjacob sb_unlock(sb); 638102199Smjacob 639102199Smjacob return 0; 640102199Smjacob} 641102199Smjacob 642102199Smjacob/* channel interface */ 643102199Smjacobstatic void * 644102199Smjacobsb16chan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 645102199Smjacob{ 646102199Smjacob struct sb_info *sb = devinfo; 647102199Smjacob struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch; 648102199Smjacob 649102199Smjacob ch->parent = sb; 650102199Smjacob ch->channel = c; 651102199Smjacob ch->buffer = b; 652103914Smjacob ch->dir = dir; 653102199Smjacob 654102199Smjacob if (sndbuf_alloc(ch->buffer, sb->parent_dmat, sb->bufsize) == -1) 655102199Smjacob return NULL; 656102199Smjacob 657102199Smjacob return ch; 658102199Smjacob} 659102199Smjacob 660102199Smjacobstatic int 661103914Smjacobsb16chan_setformat(kobj_t obj, void *data, u_int32_t format) 662102199Smjacob{ 663102199Smjacob struct sb_chinfo *ch = data; 664102199Smjacob struct sb_info *sb = ch->parent; 665102199Smjacob 666102199Smjacob ch->fmt = format; 667102199Smjacob sb->prio = ch->dir; 668102199Smjacob sb->prio16 = (ch->fmt & AFMT_16BIT)? 1 : 0; 669102199Smjacob 670102199Smjacob return 0; 671102199Smjacob} 672102199Smjacob 673102199Smjacobstatic int 674102199Smjacobsb16chan_setspeed(kobj_t obj, void *data, u_int32_t speed) 675115778Smjacob{ 676102199Smjacob struct sb_chinfo *ch = data; 677102199Smjacob 678115778Smjacob ch->spd = speed; 679102199Smjacob return speed; 680102199Smjacob} 681115778Smjacob 682102199Smjacobstatic int 683102199Smjacobsb16chan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) 684115778Smjacob{ 685102199Smjacob struct sb_chinfo *ch = data; 686102199Smjacob 687115778Smjacob ch->blksz = blocksize; 688102199Smjacob return ch->blksz; 689102199Smjacob} 690103914Smjacob 691103914Smjacobstatic int 692102199Smjacobsb16chan_trigger(kobj_t obj, void *data, int go) 693102199Smjacob{ 694102199Smjacob struct sb_chinfo *ch = data; 695102199Smjacob struct sb_info *sb = ch->parent; 696102199Smjacob 697102199Smjacob if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) 698102199Smjacob return 0; 699102199Smjacob 700102199Smjacob if (go == PCMTRIG_START) 701103914Smjacob ch->run = 1; 702102199Smjacob else 703102199Smjacob ch->run = 0; 704102199Smjacob 705102199Smjacob sb_setup(sb); 706102199Smjacob 707102199Smjacob return 0; 708103914Smjacob} 709102199Smjacob 710103914Smjacobstatic int 711102199Smjacobsb16chan_getptr(kobj_t obj, void *data) 712102199Smjacob{ 713102199Smjacob struct sb_chinfo *ch = data; 714102199Smjacob 715102199Smjacob return sndbuf_dmaptr(ch->buffer); 716102199Smjacob} 717102199Smjacob 718102199Smjacobstatic struct pcmchan_caps * 719102199Smjacobsb16chan_getcaps(kobj_t obj, void *data) 720102199Smjacob{ 721102199Smjacob struct sb_chinfo *ch = data; 722102199Smjacob struct sb_info *sb = ch->parent; 723102199Smjacob 724102199Smjacob if ((sb->prio == 0) || (sb->prio == ch->dir)) 725102199Smjacob return &sb16x_caps; 726102199Smjacob else 727102199Smjacob return sb->prio16? &sb16_caps8 : &sb16_caps16; 728102199Smjacob} 729102199Smjacob 730102199Smjacobstatic int 731102199Smjacobsb16chan_resetdone(kobj_t obj, void *data) 732102199Smjacob{ 733103914Smjacob struct sb_chinfo *ch = data; 734102199Smjacob struct sb_info *sb = ch->parent; 735102199Smjacob 736102199Smjacob sb->prio = 0; 737102199Smjacob 738102199Smjacob return 0; 739102199Smjacob} 740102199Smjacob 741102199Smjacobstatic kobj_method_t sb16chan_methods[] = { 742102199Smjacob KOBJMETHOD(channel_init, sb16chan_init), 743102199Smjacob KOBJMETHOD(channel_resetdone, sb16chan_resetdone), 744102199Smjacob KOBJMETHOD(channel_setformat, sb16chan_setformat), 745102199Smjacob KOBJMETHOD(channel_setspeed, sb16chan_setspeed), 746103914Smjacob KOBJMETHOD(channel_setblocksize, sb16chan_setblocksize), 747102199Smjacob KOBJMETHOD(channel_trigger, sb16chan_trigger), 748102199Smjacob KOBJMETHOD(channel_getptr, sb16chan_getptr), 749102199Smjacob KOBJMETHOD(channel_getcaps, sb16chan_getcaps), 750102199Smjacob { 0, 0 } 751102199Smjacob}; 752102199SmjacobCHANNEL_DECLARE(sb16chan); 753102199Smjacob 754102199Smjacob/************************************************************/ 755102199Smjacob 756102199Smjacobstatic int 757102199Smjacobsb16_probe(device_t dev) 758102199Smjacob{ 759102199Smjacob char buf[64]; 760103914Smjacob uintptr_t func, ver, r, f; 761102199Smjacob 762102199Smjacob /* The parent device has already been probed. */ 763102199Smjacob r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func); 764102199Smjacob if (func != SCF_PCM) 765102199Smjacob return (ENXIO); 766102199Smjacob 767102199Smjacob r = BUS_READ_IVAR(device_get_parent(dev), dev, 1, &ver); 768102199Smjacob f = (ver & 0xffff0000) >> 16; 769102199Smjacob ver &= 0x0000ffff; 770102199Smjacob if (f & BD_F_SB16) { 771102199Smjacob snprintf(buf, sizeof buf, "SB16 DSP %d.%02d%s", (int) ver >> 8, (int) ver & 0xff, 772102199Smjacob (f & BD_F_SB16X)? " (ViBRA16X)" : ""); 773102199Smjacob device_set_desc_copy(dev, buf); 774103914Smjacob return 0; 775103914Smjacob } else 776102199Smjacob return (ENXIO); 777102199Smjacob} 778102199Smjacob 779102199Smjacobstatic int 780102199Smjacobsb16_attach(device_t dev) 781102199Smjacob{ 782102199Smjacob struct sb_info *sb; 783102199Smjacob uintptr_t ver; 784102199Smjacob char status[SND_STATUSLEN], status2[SND_STATUSLEN]; 785102199Smjacob 786102199Smjacob sb = (struct sb_info *)malloc(sizeof *sb, M_DEVBUF, M_NOWAIT | M_ZERO); 787102199Smjacob if (!sb) 788103914Smjacob return ENXIO; 789103914Smjacob 790102199Smjacob sb->parent_dev = device_get_parent(dev); 791102199Smjacob BUS_READ_IVAR(sb->parent_dev, dev, 1, &ver); 792102199Smjacob sb->bd_id = ver & 0x0000ffff; 793102199Smjacob sb->bd_flags = (ver & 0xffff0000) >> 16; 794102199Smjacob sb->bufsize = pcm_getbuffersize(dev, 4096, SB16_BUFFSIZE, 65536); 795102199Smjacob 796102199Smjacob if (sb16_alloc_resources(sb, dev)) 797102199Smjacob goto no; 798102199Smjacob if (sb_reset_dsp(sb)) 799102199Smjacob goto no; 800102199Smjacob if (mixer_init(dev, &sb16mix_mixer_class, sb)) 801102199Smjacob goto no; 802102199Smjacob if (snd_setup_intr(dev, sb->irq, INTR_MPSAFE, sb_intr, sb, &sb->ih)) 803102199Smjacob goto no; 804102199Smjacob 805103914Smjacob if (sb->bd_flags & BD_F_SB16X) 806102199Smjacob pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX); 807103914Smjacob 808103914Smjacob sb->prio = 0; 809102199Smjacob 810102199Smjacob if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0, 811102199Smjacob /*lowaddr*/BUS_SPACE_MAXADDR_24BIT, 812102199Smjacob /*highaddr*/BUS_SPACE_MAXADDR, 813102199Smjacob /*filter*/NULL, /*filterarg*/NULL, 814102199Smjacob /*maxsize*/sb->bufsize, /*nsegments*/1, 815103914Smjacob /*maxsegz*/0x3ffff, /*flags*/0, 816102199Smjacob /*lockfunc*/busdma_lock_mutex, /*lockarg*/&Giant, 817103914Smjacob &sb->parent_dmat) != 0) { 818103914Smjacob device_printf(dev, "unable to create dma tag\n"); 819102199Smjacob goto no; 820102199Smjacob } 821102199Smjacob 822102199Smjacob if (!(pcm_getflags(dev) & SD_F_SIMPLEX)) 823102199Smjacob snprintf(status2, SND_STATUSLEN, ":%ld", rman_get_start(sb->drq2)); 824102199Smjacob else 825103914Smjacob status2[0] = '\0'; 826102199Smjacob 827103914Smjacob snprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld drq %ld%s bufsz %ud", 828103914Smjacob rman_get_start(sb->io_base), rman_get_start(sb->irq), 829102199Smjacob rman_get_start(sb->drq1), status2, sb->bufsize); 830102199Smjacob 831102199Smjacob if (pcm_register(dev, sb, 1, 1)) 832103914Smjacob goto no; 833103914Smjacob pcm_addchan(dev, PCMDIR_REC, &sb16chan_class, sb); 834102199Smjacob pcm_addchan(dev, PCMDIR_PLAY, &sb16chan_class, sb); 835102199Smjacob 836102199Smjacob pcm_setstatus(dev, status); 837102199Smjacob 838102199Smjacob return 0; 839102199Smjacob 840102199Smjacobno: 841102199Smjacob sb16_release_resources(sb, dev); 842102199Smjacob return ENXIO; 843103914Smjacob} 844102199Smjacob 845102199Smjacobstatic int 846102199Smjacobsb16_detach(device_t dev) 847103914Smjacob{ 848103914Smjacob int r; 849102199Smjacob struct sb_info *sb; 850102199Smjacob 851102199Smjacob r = pcm_unregister(dev); 852102199Smjacob if (r) 853102199Smjacob return r; 854103914Smjacob 855102199Smjacob sb = pcm_getdevinfo(dev); 856102199Smjacob sb16_release_resources(sb, dev); 857102199Smjacob return 0; 858103914Smjacob} 859103914Smjacob 860102199Smjacobstatic device_method_t sb16_methods[] = { 861102199Smjacob /* Device interface */ 862102199Smjacob DEVMETHOD(device_probe, sb16_probe), 863102199Smjacob DEVMETHOD(device_attach, sb16_attach), 864102199Smjacob DEVMETHOD(device_detach, sb16_detach), 865102199Smjacob 866102199Smjacob { 0, 0 } 867102199Smjacob}; 868102199Smjacob 869102199Smjacobstatic driver_t sb16_driver = { 870102199Smjacob "pcm", 871102199Smjacob sb16_methods, 872102199Smjacob PCM_SOFTC_SIZE, 873102199Smjacob}; 874102199Smjacob 875102199SmjacobDRIVER_MODULE(snd_sb16, sbc, sb16_driver, pcm_devclass, 0, 0); 876102199SmjacobMODULE_DEPEND(snd_sb16, snd_pcm, PCM_MINVER, PCM_PREFVER, PCM_MAXVER); 877102822SmjacobMODULE_DEPEND(snd_sb16, snd_sbc, 1, 1, 1); 878102822SmjacobMODULE_VERSION(snd_sb16, 1); 879102822Smjacob