diff options
Diffstat (limited to 'sys/dev/pcm/sound.h')
| -rw-r--r-- | sys/dev/pcm/sound.h | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/sys/dev/pcm/sound.h b/sys/dev/pcm/sound.h new file mode 100644 index 0000000..5d17624 --- /dev/null +++ b/sys/dev/pcm/sound.h @@ -0,0 +1,181 @@ +/* + * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk> + * Copyright by Hannu Savolainen 1995 + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id$ + */ + +#ifdef KERNEL +#include "pcm.h" +#else +#error why? +#define NPCM 1 +#endif +#if NPCM > 0 + +/* + * first, include kernel header files. + */ + +#ifndef _OS_H_ +#define _OS_H_ + +#ifdef KERNEL +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/ioccom.h> + +#include <sys/filio.h> +#include <sys/sockio.h> +#include <sys/fcntl.h> +#include <sys/tty.h> +#include <sys/proc.h> + +#include <sys/kernel.h> /* for DATA_SET */ + +#include <sys/module.h> +#include <sys/conf.h> +#include <sys/file.h> +#include <sys/uio.h> +#include <sys/syslog.h> +#include <sys/errno.h> +#include <sys/malloc.h> +#include <sys/bus.h> +#include <sys/buf.h> +#include <machine/clock.h> /* for DELAY */ +#include <machine/resource.h> +#include <machine/bus_memio.h> +#include <machine/bus_pio.h> +#include <machine/bus.h> +#include <sys/rman.h> +#include <sys/mman.h> +#include <sys/poll.h> +#include <sys/soundcard.h> +#include <isa/isavar.h> +#include <vm/vm.h> +#include <vm/pmap.h> + +#else +struct isa_device { int dummy; }; +#define d_open_t void +#define d_close_t void +#define d_read_t void +#define d_write_t void +#define d_ioctl_t void +#define d_select_t void +#endif /* KERNEL */ + +#endif /* _OS_H_ */ + +#include <dev/pcm/datatypes.h> +#include <dev/pcm/channel.h> +#include <dev/pcm/mixer.h> +#include <dev/pcm/dsp.h> + +#define MAGIC(unit) (0xa4d10de0 + unit) + +#define SD_F_SIMPLEX 0x00000001 +#define SD_F_EVILSB16 0x00000002 +#define SD_F_PRIO_RD 0x10000000 +#define SD_F_PRIO_WR 0x20000000 +#define SD_F_PRIO_SET (SD_F_PRIO_RD | SD_F_PRIO_WR) +#define SD_F_DIR_SET 0x40000000 +#define SD_F_TRANSIENT 0xf0000000 + +/* many variables should be reduced to a range. Here define a macro */ +#define RANGE(var, low, high) (var) = \ + (((var)<(low))? (low) : ((var)>(high))? (high) : (var)) + +#define DSP_BUFFSIZE (65536 - 256) /* XXX */ +/* the last 256 bytes are room for buggy soundcard to overflow. */ + +/* make figuring out what a format is easier. got AFMT_STEREO already */ +#define AFMT_16BIT (AFMT_S16_LE | AFMT_S16_BE | AFMT_U16_LE | AFMT_U16_BE) +#define AFMT_SIGNED (AFMT_S16_LE | AFMT_S16_BE | AFMT_S8) +#define AFMT_BIGENDIAN (AFMT_S16_BE | AFMT_U16_BE) + +int fkchan_setup(pcm_channel *c); + +#ifdef KERNEL +#include "pnp.h" +#endif /* KERNEL */ + +/* + * Minor numbers for the sound driver. + * + * Unfortunately Creative called the codec chip of SB as a DSP. For this + * reason the /dev/dsp is reserved for digitized audio use. There is a + * device for true DSP processors but it will be called something else. + * In v3.0 it's /dev/sndproc but this could be a temporary solution. + */ + +#define SND_DEV_CTL 0 /* Control port /dev/mixer */ +#define SND_DEV_SEQ 1 /* Sequencer /dev/sequencer */ +#define SND_DEV_MIDIN 2 /* Raw midi access */ +#define SND_DEV_DSP 3 /* Digitized voice /dev/dsp */ +#define SND_DEV_AUDIO 4 /* Sparc compatible /dev/audio */ +#define SND_DEV_DSP16 5 /* Like /dev/dsp but 16 bits/sample */ +#define SND_DEV_STATUS 6 /* /dev/sndstat */ + /* #7 not in use now. */ +#define SND_DEV_SEQ2 8 /* /dev/sequencer, level 2 interface */ +#define SND_DEV_SNDPROC 9 /* /dev/sndproc for programmable devices */ +#define SND_DEV_PSS SND_DEV_SNDPROC /* ? */ + +#define DSP_DEFAULT_SPEED 8000 + +#define ON 1 +#define OFF 0 + +#ifdef KERNEL + +/* + * some macros for debugging purposes + * DDB/DEB to enable/disable debugging stuff + * BVDDB to enable debugging when bootverbose + */ +#define DDB(x) x /* XXX */ +#define BVDDB(x) if (bootverbose) x + +#ifndef DEB +#define DEB(x) +#endif + +int pcm_addchan(device_t dev, int dir, pcm_channel *templ, void *devinfo); +int pcm_register(device_t dev, void *devinfo, int numplay, int numrec); +int pcm_setstatus(device_t dev, char *str); +u_int32_t pcm_getflags(device_t dev); +void pcm_setflags(device_t dev, u_int32_t val); + +#endif /* KERNEL */ + +/* usage of flags in device config entry (config file) */ +#define DV_F_DRQ_MASK 0x00000007 /* mask for secondary drq */ +#define DV_F_DUAL_DMA 0x00000010 /* set to use secondary dma channel */ + +/* ought to be made obsolete */ +#define DV_F_DEV_MASK 0x0000ff00 /* force device type/class */ +#define DV_F_DEV_SHIFT 8 /* force device type/class */ + +#endif |
