Add snd_emu10kx driver for Creative SoundBlaster Live! and Audigy series

sound cards with optional pseudo-multichannel playback.

It's based on snd_emu10k1 sound driver. Single channel version is available
from audio/emu10kx port since some time.

The two new ALSA header files (GPLed), which contain Audigy 2 ("p16v") and
Audigy 2 Value ("p17v") specific interfaces, are latest versions from ALSA
Mercurial repository.

This is not connected to the build yet.

Submitted by:	Yuriy Tsibizov <Yuriy.Tsibizov@gfk.ru>
This commit is contained in:
Alexander Leidinger 2006-07-15 19:36:28 +00:00
parent 53f4fb1109
commit d056fa046c
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=160383
7 changed files with 4878 additions and 0 deletions

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/*-
* Copyright (c) 1999 Seigo Tanimura
* (c) 2003 Mathew Kanner
* Copyright (c) 2003-2006 Yuriy Tsibizov <yuriy.tsibizov@gfk.ru>
* 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/types.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <sys/systm.h>
#include <sys/sbuf.h>
#include <sys/queue.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <dev/sound/chip.h>
#include <dev/sound/pcm/sound.h>
#include <dev/sound/midi/midi.h>
#include <dev/sound/midi/mpu401.h>
#include "mpufoi_if.h"
#include "opt_emu10kx.h"
#include <dev/sound/pci/emu10kx.h>
#include "emu10k1-alsa%diked.h"
struct emu_midi_softc {
struct mtx mtx;
device_t dev;
struct mpu401 *mpu;
mpu401_intr_t *mpu_intr;
struct emu_sc_info *card;
int port; /* I/O port or I/O ptr reg */
int is_emu10k1;
int fflags; /* File flags */
int ihandle; /* interrupt manager handle */
};
static uint32_t emu_midi_card_intr(void *p, uint32_t arg);
static devclass_t emu_midi_devclass;
static unsigned char
emu_mread(void *arg __unused, struct emu_midi_softc *sc, int reg)
{
unsigned int d;
d = 0;
if (sc->is_emu10k1)
d = emu_rd(sc->card, 0x18 + reg, 1);
else
d = emu_rdptr(sc->card, 0, sc->port + reg);
return (d);
}
static void
emu_mwrite(void *arg __unused, struct emu_midi_softc *sc, int reg, unsigned char b)
{
if (sc->is_emu10k1)
emu_wr(sc->card, 0x18 + reg, b, 1);
else
emu_wrptr(sc->card, 0, sc->port + reg, b);
}
static int
emu_muninit(void *arg __unused, struct emu_midi_softc *sc)
{
mtx_lock(&sc->mtx);
sc->mpu_intr = NULL;
mtx_unlock(&sc->mtx);
return (0);
}
static kobj_method_t emu_mpu_methods[] = {
KOBJMETHOD(mpufoi_read, emu_mread),
KOBJMETHOD(mpufoi_write, emu_mwrite),
KOBJMETHOD(mpufoi_uninit, emu_muninit),
{0, 0}
};
DEFINE_CLASS(emu_mpu, emu_mpu_methods, 0);
static uint32_t
emu_midi_card_intr(void *p, uint32_t intr_status)
{
struct emu_midi_softc *sc = (struct emu_midi_softc *)p;
if (sc->mpu_intr)
(sc->mpu_intr) (sc->mpu);
if (sc->mpu_intr == NULL) {
/* We should read MIDI event to unlock card after
* interrupt. XXX - check, why this happens. */
#ifdef SND_EMU10KX_DEBUG
device_printf(sc->dev, "midi interrupt %08x without interrupt handler, force mread!\n", intr_status);
#endif
(void)emu_mread((void *)(NULL), sc, 0);
}
return (intr_status); /* Acknowledge everything */
}
static void
emu_midi_intr(void *p)
{
(void)emu_midi_card_intr(p, 0);
}
static int
emu_midi_probe(device_t dev)
{
struct emu_midi_softc *scp;
uintptr_t func, r;
r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func);
if (func != SCF_MIDI)
return (ENXIO);
scp = device_get_softc(dev);
bzero(scp, sizeof(*scp));
r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ISEMU10K1, &(scp->is_emu10k1));
device_set_desc(dev, "EMU10Kx MIDI Interface");
return (0);
}
static int
emu_midi_attach(device_t dev)
{
struct emu_midi_softc * scp;
struct sndcard_func *func;
struct emu_midiinfo *midiinfo;
uint32_t inte_val, ipr_val;
scp = device_get_softc(dev);
func = device_get_ivars(dev);
scp->dev = dev;
midiinfo = (struct emu_midiinfo *)func->varinfo;
scp->port = midiinfo->port;
scp->card = midiinfo->card;
mtx_init(&scp->mtx, "emu10kx_midi", NULL, MTX_DEF);
if (scp->is_emu10k1) {
/* SB Live! - only one MIDI device here */
inte_val = 0;
/* inte_val |= INTE_MIDITXENABLE;*/
inte_val |= INTE_MIDIRXENABLE;
ipr_val = IPR_MIDITRANSBUFEMPTY;
ipr_val |= IPR_MIDIRECVBUFEMPTY;
} else {
if (scp->port == A_MUDATA1) {
/* EXTERNAL MIDI (AudigyDrive) */
inte_val = 0;
/* inte_val |= A_INTE_MIDITXENABLE1;*/
inte_val |= INTE_MIDIRXENABLE;
ipr_val = IPR_MIDITRANSBUFEMPTY;
ipr_val |= IPR_MIDIRECVBUFEMPTY;
} else {
/* MIDI hw config port 2 */
inte_val = 0;
/* inte_val |= A_INTE_MIDITXENABLE2;*/
inte_val |= INTE_A_MIDIRXENABLE2;
ipr_val = IPR_A_MIDITRANSBUFEMPTY2;
ipr_val |= IPR_A_MIDIRECVBUFEMPTY2;
}
}
if (inte_val == 0)
return (ENXIO);
scp->ihandle = emu_intr_register(scp->card, inte_val, ipr_val, &emu_midi_card_intr, scp);
/* Init the interface. */
scp->mpu = mpu401_init(&emu_mpu_class, scp, emu_midi_intr, &scp->mpu_intr);
if (scp->mpu == NULL) {
emu_intr_unregister(scp->card, scp->ihandle);
mtx_destroy(&scp->mtx);
return (ENOMEM);
}
/*
* XXX I don't know how to check for Live!Drive / AudigyDrive
* presence. Let's hope that IR enabling code will not harm if
* it is not present.
*/
if (scp->is_emu10k1)
emu_enable_ir(scp->card);
else {
if (scp->port == A_MUDATA1)
emu_enable_ir(scp->card);
}
return (0);
}
static int
emu_midi_detach(device_t dev)
{
struct emu_midi_softc *scp;
scp = device_get_softc(dev);
mpu401_uninit(scp->mpu);
emu_intr_unregister(scp->card, scp->ihandle);
mtx_destroy(&scp->mtx);
return (0);
}
static device_method_t emu_midi_methods[] = {
DEVMETHOD(device_probe, emu_midi_probe),
DEVMETHOD(device_attach, emu_midi_attach),
DEVMETHOD(device_detach, emu_midi_detach),
{0, 0},
};
static driver_t emu_midi_driver = {
"midi",
emu_midi_methods,
sizeof(struct emu_midi_softc),
};
DRIVER_MODULE(snd_emu10kx_midi, emu10kx, emu_midi_driver, emu_midi_devclass, 0, 0);
MODULE_DEPEND(snd_emu10kx_midi, snd_emu10kx, SND_EMU10KX_MINVER, SND_EMU10KX_PREFVER, SND_EMU10KX_MAXVER);
MODULE_DEPEND(snd_emu10kx_midi, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
MODULE_VERSION(snd_emu10kx_midi, SND_EMU10KX_PREFVER);

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/*-
* Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
* Copyright (c) 2003-2006 Yuriy Tsibizov <yuriy.tsibizov@gfk.ru>
* 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, WHETHERIN 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/types.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <sys/systm.h>
#include <sys/sbuf.h>
#include <sys/queue.h>
#include <sys/systm.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <dev/sound/chip.h>
#include <dev/sound/pcm/sound.h>
#include <dev/sound/pcm/ac97.h>
#include "mixer_if.h"
#include "opt_emu10kx.h"
#include <dev/sound/pci/emu10kx.h>
#include "emu10k1-alsa%diked.h"
struct emu_pcm_pchinfo {
int spd;
int fmt;
int blksz;
int run;
struct emu_voice *master;
struct emu_voice *slave;
struct snd_dbuf *buffer;
struct pcm_channel *channel;
struct emu_pcm_info *pcm;
int timer;
};
struct emu_pcm_rchinfo {
int spd;
int fmt;
int blksz;
int run;
uint32_t idxreg;
uint32_t basereg;
uint32_t sizereg;
uint32_t setupreg;
uint32_t irqmask;
uint32_t iprmask;
int ihandle;
struct snd_dbuf *buffer;
struct pcm_channel *channel;
struct emu_pcm_info *pcm;
};
/* Hardware channels for front output */
#define MAX_CHANNELS 4
#if MAX_CHANNELS > 13
#error Too many hardware channels defined. 13 is the maximum
#endif
struct emu_pcm_info {
struct mtx *lock;
device_t dev; /* device information */
struct snddev_info *devinfo; /* pcm device information */
struct emu_sc_info *card;
struct emu_pcm_pchinfo pch[MAX_CHANNELS]; /* hardware channels */
int pnum; /* next free channel number */
struct emu_pcm_rchinfo rch;
struct emu_route rt;
int route;
int ihandle; /* interrupt handler */
unsigned int bufsz;
int is_emu10k1;
struct ac97_info *codec;
uint32_t ac97_state[0x7F];
};
static uint32_t emu_rfmt[] = {
AFMT_S16_LE,
AFMT_STEREO | AFMT_S16_LE,
0
};
static struct pcmchan_caps emu_reccaps = {
/* XXX should be "8000, 48000, emu_rfmt, 0", but 8000/8bit/mono is broken */
11025, 48000, emu_rfmt, 0
};
static uint32_t emu_pfmt[] = {
AFMT_U8,
AFMT_STEREO | AFMT_U8,
AFMT_S16_LE,
AFMT_STEREO | AFMT_S16_LE,
0
};
static uint32_t emu_pfmt_mono[] = {
AFMT_U8,
AFMT_S16_LE,
0
};
static struct pcmchan_caps emu_playcaps = {4000, 48000, emu_pfmt, 0};
static struct pcmchan_caps emu_playcaps_mono = {4000, 48000, emu_pfmt_mono, 0};
static int emu10k1_adcspeed[8] = {48000, 44100, 32000, 24000, 22050, 16000, 11025, 8000};
/* audigy supports 12kHz. */
static int emu10k2_adcspeed[9] = {48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, 8000};
static uint32_t emu_pcm_intr(void *pcm, uint32_t stat);
static const struct emu_dspmix_props {
u_int8_t present;
} dspmix [SOUND_MIXER_NRDEVICES] = {
[SOUND_MIXER_VOLUME] = {1},
[SOUND_MIXER_PCM] = {1},
};
static int
emu_dspmixer_init(struct snd_mixer *m)
{
int i;
int v;
v = 0;
for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
if (dspmix[i].present)
v |= 1 << i;
}
mix_setdevs(m, v);
mix_setrecdevs(m, 0);
return (0);
}
static int
emu_dspmixer_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
{
struct emu_pcm_info *sc;
sc = mix_getdevinfo(m);
switch (dev) {
case SOUND_MIXER_VOLUME:
switch (sc->route) {
case RT_REAR:
emumix_set_volume(sc->card, M_MASTER_REAR_L, left);
emumix_set_volume(sc->card, M_MASTER_REAR_R, right);
break;
case RT_CENTER:
emumix_set_volume(sc->card, M_MASTER_CENTER, (left+right)/2);
break;
case RT_SUB:
emumix_set_volume(sc->card, M_MASTER_SUBWOOFER, (left+right)/2);
break;
}
break;
case SOUND_MIXER_PCM:
switch (sc->route) {
case RT_REAR:
emumix_set_volume(sc->card, M_FX2_REAR_L, left);
emumix_set_volume(sc->card, M_FX3_REAR_R, right);
break;
case RT_CENTER:
emumix_set_volume(sc->card, M_FX4_CENTER, (left+right)/2);
break;
case RT_SUB:
emumix_set_volume(sc->card, M_FX5_SUBWOOFER, (left+right)/2);
break;
}
break;
default:
device_printf(sc->dev, "mixer error: unknown device %d\n", dev);
}
return (0);
}
static int
emu_dspmixer_setrecsrc(struct snd_mixer *m __unused, u_int32_t src __unused)
{
return (0);
}
static kobj_method_t emudspmixer_methods[] = {
KOBJMETHOD(mixer_init, emu_dspmixer_init),
KOBJMETHOD(mixer_set, emu_dspmixer_set),
KOBJMETHOD(mixer_setrecsrc, emu_dspmixer_setrecsrc),
{ 0, 0 }
};
MIXER_DECLARE(emudspmixer);
/*
* AC97 emulation code for Audigy and later cards.
* Some parts of AC97 codec are not used by hardware, but can be used
* to change some DSP controls via AC97 mixer interface. This includes:
* - master volume controls MASTER_FRONT_[R|L]
* - pcm volume controls FX[0|1]_FRONT_[R|L]
* - rec volume controls MASTER_REC_[R|L]
* We do it because we need to put it under user control....
* We also keep some parts of AC97 disabled to get better sound quality
*/
#define AC97LEFT(x) ((x & 0x7F00)>>8)
#define AC97RIGHT(x) (x & 0x007F)
#define AC97MUTE(x) ((x & 0x8000)>>15)
#define BIT4_TO100(x) (100-(x)*100/(0x0f))
#define BIT6_TO100(x) (100-(x)*100/(0x3f))
#define BIT4_TO255(x) (255-(x)*255/(0x0f))
#define BIT6_TO255(x) (255-(x)*255/(0x3f))
#define V100_TOBIT6(x) (0x3f*(100-x)/100)
#define V100_TOBIT4(x) (0x0f*(100-x)/100)
#define AC97ENCODE(x_muted,x_left,x_right) (((x_muted&1)<<15) | ((x_left&0x3f)<<8) | (x_right&0x3f))
static int
emu_ac97_read_emulation(struct emu_pcm_info *sc, int regno)
{
int use_ac97;
int emulated;
int tmp;
use_ac97 = 1;
emulated = 0;
switch (regno) {
case AC97_MIX_MASTER:
emulated = sc->ac97_state[AC97_MIX_MASTER];
use_ac97 = 0;
break;
case AC97_MIX_PCM:
emulated = sc->ac97_state[AC97_MIX_PCM];
use_ac97 = 0;
break;
case AC97_REG_RECSEL:
emulated = 0x0505;
use_ac97 = 0;
break;
case AC97_MIX_RGAIN:
emulated = sc->ac97_state[AC97_MIX_RGAIN];
use_ac97 = 0;
break;
}
emu_wr(sc->card, AC97ADDRESS, regno, 1);
tmp = emu_rd(sc->card, AC97DATA, 2);
if (use_ac97)
emulated = tmp;
return (emulated);
}
static void
emu_ac97_write_emulation(struct emu_pcm_info *sc, int regno, uint32_t data)
{
int write_ac97;
int left, right;
uint32_t emu_left, emu_right;
int is_mute;
write_ac97 = 1;
left = AC97LEFT(data);
emu_left = BIT6_TO100(left); /* We show us as 6-bit AC97 mixer */
right = AC97RIGHT(data);
emu_right = BIT6_TO100(right);
is_mute = AC97MUTE(data);
if (is_mute)
emu_left = emu_right = 0;
switch (regno) {
/* TODO: reset emulator on AC97_RESET */
case AC97_MIX_MASTER:
emumix_set_volume(sc->card, M_MASTER_FRONT_L, emu_left);
emumix_set_volume(sc->card, M_MASTER_FRONT_R, emu_right);
sc->ac97_state[AC97_MIX_MASTER] = data & (0x8000 | 0x3f3f);
data = 0x8000; /* Mute AC97 main out */
break;
case AC97_MIX_PCM: /* PCM OUT VOL */
emumix_set_volume(sc->card, M_FX0_FRONT_L, emu_left);
emumix_set_volume(sc->card, M_FX1_FRONT_R, emu_right);
sc->ac97_state[AC97_MIX_PCM] = data & (0x8000 | 0x3f3f);
data = 0x8000; /* Mute AC97 PCM out */
break;
case AC97_REG_RECSEL:
/*
* PCM recording source is set to "stereo mix" (labeled "vol"
* in mixer) XXX !I can't remember why!
*/
data = 0x0505;
break;
case AC97_MIX_RGAIN: /* RECORD GAIN */
emu_left = BIT4_TO100(left); /* rgain is 4-bit */
emu_right = BIT4_TO100(right);
emumix_set_volume(sc->card, M_MASTER_REC_L, 100-emu_left);
emumix_set_volume(sc->card, M_MASTER_REC_R, 100-emu_right);
/*
* Record gain on AC97 should stay zero to get AC97 sound on
* AC97_[RL] connectors on EMU10K2 chip. AC97 on Audigy is not
* directly connected to any output, only to EMU10K2 chip Use
* this control to set AC97 mix volume inside EMU10K2 chip
*/
sc->ac97_state[AC97_MIX_RGAIN] = data & (0x8000 | 0x0f0f);
data = 0x0000;
break;
}
if (write_ac97) {
emu_wr(sc->card, AC97ADDRESS, regno, 1);
emu_wr(sc->card, AC97DATA, data, 2);
}
}
static int
emu_erdcd(kobj_t obj __unused, void *devinfo, int regno)
{
struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
return (emu_ac97_read_emulation(sc, regno));
}
static int
emu_ewrcd(kobj_t obj __unused, void *devinfo, int regno, uint32_t data)
{
struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
emu_ac97_write_emulation(sc, regno, data);
return (0);
}
static kobj_method_t emu_eac97_methods[] = {
KOBJMETHOD(ac97_read, emu_erdcd),
KOBJMETHOD(ac97_write, emu_ewrcd),
{0, 0}
};
AC97_DECLARE(emu_eac97);
/* real ac97 codec */
static int
emu_rdcd(kobj_t obj __unused, void *devinfo, int regno)
{
int rd;
struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
KASSERT(sc->card != NULL, ("emu_rdcd: no soundcard"));
emu_wr(sc->card, AC97ADDRESS, regno, 1);
rd = emu_rd(sc->card, AC97DATA, 2);
return (rd);
}
static int
emu_wrcd(kobj_t obj __unused, void *devinfo, int regno, uint32_t data)
{
struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo;
KASSERT(sc->card != NULL, ("emu_wrcd: no soundcard"));
emu_wr(sc->card, AC97ADDRESS, regno, 1);
emu_wr(sc->card, AC97DATA, data, 2);
return (0);
}
static kobj_method_t emu_ac97_methods[] = {
KOBJMETHOD(ac97_read, emu_rdcd),
KOBJMETHOD(ac97_write, emu_wrcd),
{0, 0}
};
AC97_DECLARE(emu_ac97);
static int
emu_k1_recval(int speed)
{
int val;
val = 0;
while ((val < 7) && (speed < emu10k1_adcspeed[val]))
val++;
if (val == 6) val=5; /* XXX 8kHz does not work */
return (val);
}
static int
emu_k2_recval(int speed)
{
int val;
val = 0;
while ((val < 8) && (speed < emu10k2_adcspeed[val]))
val++;
if (val == 7) val=6; /* XXX 8kHz does not work */
return (val);
}
static void *
emupchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused)
{
struct emu_pcm_info *sc = devinfo;
struct emu_pcm_pchinfo *ch;
void *r;
KASSERT(dir == PCMDIR_PLAY, ("emupchan_init: bad direction"));
KASSERT(sc->card != NULL, ("empchan_init: no soundcard"));
if (sc->pnum >= MAX_CHANNELS)
return (NULL);
ch = &(sc->pch[sc->pnum++]);
ch->buffer = b;
ch->pcm = sc;
ch->channel = c;
ch->blksz = sc->bufsz;
ch->fmt = AFMT_U8;
ch->spd = 8000;
ch->master = emu_valloc(sc->card);
/*
* XXX we have to allocate slave even for mono channel until we
* fix emu_vfree to handle this case.
*/
ch->slave = emu_valloc(sc->card);
ch->timer = emu_timer_create(sc->card);
r = (emu_vinit(sc->card, ch->master, ch->slave, sc->bufsz, ch->buffer)) ? NULL : ch;
return (r);
}
static int
emupchan_free(kobj_t obj __unused, void *c_devinfo)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
emu_timer_clear(sc->card, ch->timer);
if (ch->slave != NULL)
emu_vfree(sc->card, ch->slave);
emu_vfree(sc->card, ch->master);
return (0);
}
static int
emupchan_setformat(kobj_t obj __unused, void *c_devinfo, uint32_t format)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
ch->fmt = format;
return (0);
}
static int
emupchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
ch->spd = speed;
return (ch->spd);
}
static int
emupchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
if (blocksize > ch->pcm->bufsz)
blocksize = ch->pcm->bufsz;
snd_mtxlock(sc->lock);
ch->blksz = blocksize;
emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getbps(ch->buffer));
snd_mtxunlock(sc->lock);
return (blocksize);
}
static int
emupchan_trigger(kobj_t obj __unused, void *c_devinfo, int go)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD)
return (0);
snd_mtxlock(sc->lock); /* XXX can we trigger on parallel threads ? */
if (go == PCMTRIG_START) {
emu_vsetup(ch->master, ch->fmt, ch->spd);
emu_vroute(sc->card, &(sc->rt), ch->master);
emu_vwrite(sc->card, ch->master);
emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getbps(ch->buffer));
emu_timer_enable(sc->card, ch->timer, 1);
}
/* PCM interrupt handler will handle PCMTRIG_STOP event */
ch->run = (go == PCMTRIG_START) ? 1 : 0;
emu_vtrigger(sc->card, ch->master, ch->run);
snd_mtxunlock(sc->lock);
return (0);
}
static int
emupchan_getptr(kobj_t obj __unused, void *c_devinfo)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
int r;
r = emu_vpos(sc->card, ch->master);
return (r);
}
static struct pcmchan_caps *
emupchan_getcaps(kobj_t obj __unused, void *c_devinfo __unused)
{
struct emu_pcm_pchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
switch (sc->route) {
case RT_FRONT:
/* FALLTHROUGH */
case RT_REAR:
/* FALLTHROUGH */
case RT_SIDE:
return (&emu_playcaps);
break;
case RT_CENTER:
/* FALLTHROUGH */
case RT_SUB:
return (&emu_playcaps_mono);
break;
}
return (NULL);
}
static kobj_method_t emupchan_methods[] = {
KOBJMETHOD(channel_init, emupchan_init),
KOBJMETHOD(channel_free, emupchan_free),
KOBJMETHOD(channel_setformat, emupchan_setformat),
KOBJMETHOD(channel_setspeed, emupchan_setspeed),
KOBJMETHOD(channel_setblocksize, emupchan_setblocksize),
KOBJMETHOD(channel_trigger, emupchan_trigger),
KOBJMETHOD(channel_getptr, emupchan_getptr),
KOBJMETHOD(channel_getcaps, emupchan_getcaps),
{0, 0}
};
CHANNEL_DECLARE(emupchan);
static void *
emurchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused)
{
struct emu_pcm_info *sc = devinfo;
struct emu_pcm_rchinfo *ch;
KASSERT(dir == PCMDIR_REC, ("emurchan_init: bad direction"));
ch = &sc->rch;
ch->buffer = b;
ch->pcm = sc;
ch->channel = c;
ch->blksz = sc->bufsz;
ch->fmt = AFMT_U8;
ch->spd = 11025; /* XXX 8000 Hz does not work */
ch->idxreg = sc->is_emu10k1 ? ADCIDX : A_ADCIDX;
ch->basereg = ADCBA;
ch->sizereg = ADCBS;
ch->setupreg = ADCCR;
ch->irqmask = INTE_ADCBUFENABLE;
ch->iprmask = IPR_ADCBUFFULL | IPR_ADCBUFHALFFULL;
if (sndbuf_alloc(ch->buffer, emu_gettag(sc->card), sc->bufsz) != 0)
return (NULL);
else {
emu_wrptr(sc->card, 0, ch->basereg, sndbuf_getbufaddr(ch->buffer));
emu_wrptr(sc->card, 0, ch->sizereg, 0); /* off */
return (ch);
}
}
static int
emurchan_setformat(kobj_t obj __unused, void *c_devinfo, uint32_t format)
{
struct emu_pcm_rchinfo *ch = c_devinfo;
ch->fmt = format;
return (0);
}
static int
emurchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed)
{
struct emu_pcm_rchinfo *ch = c_devinfo;
if (ch->pcm->is_emu10k1) {
speed = emu10k1_adcspeed[emu_k1_recval(speed)];
} else {
speed = emu10k2_adcspeed[emu_k2_recval(speed)];
}
ch->spd = speed;
return (ch->spd);
}
static int
emurchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize)
{
struct emu_pcm_rchinfo *ch = c_devinfo;
ch->blksz = blocksize;
return (blocksize);
}
static int
emurchan_trigger(kobj_t obj __unused, void *c_devinfo, int go)
{
struct emu_pcm_rchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
uint32_t val, sz;
switch (sc->bufsz) {
case 4096:
sz = ADCBS_BUFSIZE_4096;
break;
case 8192:
sz = ADCBS_BUFSIZE_8192;
break;
case 16384:
sz = ADCBS_BUFSIZE_16384;
break;
case 32768:
sz = ADCBS_BUFSIZE_32768;
break;
case 65536:
sz = ADCBS_BUFSIZE_65536;
break;
default:
sz = ADCBS_BUFSIZE_4096;
}
snd_mtxlock(sc->lock);
switch (go) {
case PCMTRIG_START:
ch->run = 1;
emu_wrptr(sc->card, 0, ch->sizereg, sz);
val = sc->is_emu10k1 ? ADCCR_LCHANENABLE : A_ADCCR_LCHANENABLE;
if (ch->fmt & AFMT_STEREO)
val |= sc->is_emu10k1 ? ADCCR_RCHANENABLE : A_ADCCR_RCHANENABLE;
val |= sc->is_emu10k1 ? emu_k1_recval(ch->spd) : emu_k2_recval(ch->spd);
emu_wrptr(sc->card, 0, ch->setupreg, 0);
emu_wrptr(sc->card, 0, ch->setupreg, val);
ch->ihandle = emu_intr_register(sc->card, ch->irqmask, ch->iprmask, &emu_pcm_intr, sc);
break;
case PCMTRIG_STOP:
/* FALLTHROUGH */
case PCMTRIG_ABORT:
ch->run = 0;
emu_wrptr(sc->card, 0, ch->sizereg, 0);
if (ch->setupreg)
emu_wrptr(sc->card, 0, ch->setupreg, 0);
(void)emu_intr_unregister(sc->card, ch->ihandle);
break;
case PCMTRIG_EMLDMAWR:
/* FALLTHROUGH */
case PCMTRIG_EMLDMARD:
/* FALLTHROUGH */
default:
break;
}
snd_mtxunlock(sc->lock);
return (0);
}
static int
emurchan_getptr(kobj_t obj __unused, void *c_devinfo)
{
struct emu_pcm_rchinfo *ch = c_devinfo;
struct emu_pcm_info *sc = ch->pcm;
int r;
r = emu_rdptr(sc->card, 0, ch->idxreg) & 0x0000ffff;
return (r);
}
static struct pcmchan_caps *
emurchan_getcaps(kobj_t obj __unused, void *c_devinfo __unused)
{
return (&emu_reccaps);
}
static kobj_method_t emurchan_methods[] = {
KOBJMETHOD(channel_init, emurchan_init),
KOBJMETHOD(channel_setformat, emurchan_setformat),
KOBJMETHOD(channel_setspeed, emurchan_setspeed),
KOBJMETHOD(channel_setblocksize, emurchan_setblocksize),
KOBJMETHOD(channel_trigger, emurchan_trigger),
KOBJMETHOD(channel_getptr, emurchan_getptr),
KOBJMETHOD(channel_getcaps, emurchan_getcaps),
{0, 0}
};
CHANNEL_DECLARE(emurchan);
static uint32_t
emu_pcm_intr(void *pcm, uint32_t stat)
{
struct emu_pcm_info *sc = (struct emu_pcm_info *)pcm;
uint32_t ack;
int i;
ack = 0;
if (stat & IPR_INTERVALTIMER) {
ack |= IPR_INTERVALTIMER;
for (i = 0; i < MAX_CHANNELS; i++)
if (sc->pch[i].channel) {
if (sc->pch[i].run == 1)
chn_intr(sc->pch[i].channel);
else
emu_timer_enable(sc->card, sc->pch[i].timer, 0);
}
}
if (stat & (IPR_ADCBUFFULL | IPR_ADCBUFHALFFULL)) {
ack |= stat & (IPR_ADCBUFFULL | IPR_ADCBUFHALFFULL);
if (sc->rch.channel)
chn_intr(sc->rch.channel);
}
return (ack);
}
static int
emu_pcm_init(struct emu_pcm_info *sc)
{
sc->bufsz = pcm_getbuffersize(sc->dev, 4096, EMU_DEFAULT_BUFSZ, EMU_MAX_BUFSZ);
return (0);
}
static int
emu_pcm_uninit(struct emu_pcm_info *sc __unused)
{
return (0);
}
static int
emu_pcm_probe(device_t dev)
{
uintptr_t func, route, r;
const char *rt;
char buffer[255];
r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_FUNC, &func);
if (func != SCF_PCM)
return (ENXIO);
rt = "UNKNOWN";
r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ROUTE, &route);
switch (route) {
case RT_FRONT:
rt = "FRONT";
break;
case RT_REAR:
rt = "REAR";
break;
case RT_CENTER:
rt = "CENTER";
break;
case RT_SUB:
rt = "SUBWOOFER";
break;
case RT_SIDE:
rt = "SIDE";
break;
}
snprintf(buffer, 255, "EMU10Kx DSP %s PCM Interface", rt);
device_set_desc_copy(dev, buffer);
return (0);
}
static int
emu_pcm_attach(device_t dev)
{
struct emu_pcm_info *sc;
unsigned int i;
char status[SND_STATUSLEN];
uint32_t inte, ipr;
uintptr_t route, r;
if ((sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO)) == NULL) {
device_printf(dev, "cannot allocate softc\n");
return (ENXIO);
}
bzero(sc, sizeof(*sc));
sc->card = (struct emu_sc_info *)(device_get_softc(device_get_parent(dev)));
if (sc->card == NULL) {
device_printf(dev, "cannot get bridge conf\n");
return (ENXIO);
}
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "sound softc");
sc->dev = dev;
r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ISEMU10K1, &(sc->is_emu10k1));
sc->codec = NULL;
for (i = 0; i < 8; i++) {
sc->rt.routing_left[i] = i;
sc->rt.amounts_left[i] = 0x00;
sc->rt.routing_right[i] = i;
sc->rt.amounts_right[i] = 0x00;
}
r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ROUTE, &route);
sc->route = route;
switch (route) {
case RT_FRONT:
sc->rt.amounts_left[0] = 0xff;
sc->rt.amounts_right[1] = 0xff;
if (sc->is_emu10k1)
sc->codec = AC97_CREATE(dev, sc, emu_ac97);
else
sc->codec = AC97_CREATE(dev, sc, emu_eac97);
if (sc->codec == NULL) {
if (mixer_init(dev, &emudspmixer_class, sc)) {
device_printf(dev, "failed to initialize DSP mixer\n");
goto bad;
}
} else
if (mixer_init(dev, ac97_getmixerclass(), sc->codec) == -1) {
device_printf(dev, "can't initialize AC97 mixer!\n");
goto bad;
}
break;
case RT_REAR:
sc->rt.amounts_left[2] = 0xff;
sc->rt.amounts_right[3] = 0xff;
if (mixer_init(dev, &emudspmixer_class, sc)) {
device_printf(dev, "failed to initialize mixer\n");
goto bad;
}
break;
case RT_CENTER:
sc->rt.amounts_left[4] = 0xff;
if (mixer_init(dev, &emudspmixer_class, sc)) {
device_printf(dev, "failed to initialize mixer\n");
goto bad;
}
break;
case RT_SUB:
sc->rt.amounts_left[5] = 0xff;
if (mixer_init(dev, &emudspmixer_class, sc)) {
device_printf(dev, "failed to initialize mixer\n");
goto bad;
}
break;
case RT_SIDE:
sc->rt.amounts_left[6] = 0xff;
sc->rt.amounts_right[7] = 0xff;
if (mixer_init(dev, &emudspmixer_class, sc)) {
device_printf(dev, "failed to initialize mixer\n");
goto bad;
}
break;
default:
device_printf(dev, "invalid default route\n");
goto bad;
}
inte = INTE_INTERVALTIMERENB;
ipr = IPR_INTERVALTIMER; /* Used by playback */
sc->ihandle = emu_intr_register(sc->card, inte, ipr, &emu_pcm_intr, sc);
if (emu_pcm_init(sc) == -1) {
device_printf(dev, "unable to initialize PCM part of the card\n");
goto bad;
}
/* XXX we should better get number of available channels from parent */
if (pcm_register(dev, sc, (route == RT_FRONT) ? MAX_CHANNELS : 1, (route == RT_FRONT) ? 1 : 0)) {
device_printf(dev, "can't register PCM channels!\n");
goto bad;
}
sc->pnum = 0;
pcm_addchan(dev, PCMDIR_PLAY, &emupchan_class, sc);
if (route == RT_FRONT) {
for (i = 1; i < MAX_CHANNELS; i++)
pcm_addchan(dev, PCMDIR_PLAY, &emupchan_class, sc);
pcm_addchan(dev, PCMDIR_REC, &emurchan_class, sc);
}
snprintf(status, SND_STATUSLEN, "on %s", device_get_nameunit(device_get_parent(dev)));
pcm_setstatus(dev, status);
return (0);
bad:
if (sc->codec)
ac97_destroy(sc->codec);
if (sc->lock)
snd_mtxfree(sc->lock);
free(sc, M_DEVBUF);
return (ENXIO);
}
static int
emu_pcm_detach(device_t dev)
{
int r;
struct emu_pcm_info *sc;
sc = pcm_getdevinfo(dev);
r = pcm_unregister(dev);
if (r) return (r);
emu_pcm_uninit(sc);
if (sc->lock)
snd_mtxfree(sc->lock);
free(sc, M_DEVBUF);
return (0);
}
static device_method_t emu_pcm_methods[] = {
DEVMETHOD(device_probe, emu_pcm_probe),
DEVMETHOD(device_attach, emu_pcm_attach),
DEVMETHOD(device_detach, emu_pcm_detach),
{0, 0}
};
static driver_t emu_pcm_driver = {
"pcm",
emu_pcm_methods,
PCM_SOFTC_SIZE,
NULL,
0,
NULL
};
DRIVER_MODULE(snd_emu10kx_pcm, emu10kx, emu_pcm_driver, pcm_devclass, 0, 0);
MODULE_DEPEND(snd_emu10kx_pcm, snd_emu10kx, SND_EMU10KX_MINVER, SND_EMU10KX_PREFVER, SND_EMU10KX_MAXVER);
MODULE_DEPEND(snd_emu10kx_pcm, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
MODULE_VERSION(snd_emu10kx_pcm, SND_EMU10KX_PREFVER);

3022
sys/dev/sound/pci/emu10kx.c Normal file

File diff suppressed because it is too large Load Diff

180
sys/dev/sound/pci/emu10kx.h Normal file
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@ -0,0 +1,180 @@
/*-
* Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
* Copyright (c) 2003-2006 Yuriy Tsibizov <yuriy.tsibizov@gfk.ru>
* 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, WHETHERIN 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.
*
* $FreeBSD$
*/
#ifndef EMU10KX_H
#define EMU10KX_H
#define SND_EMU10KX_MINVER 1
#define SND_EMU10KX_PREFVER 1
#define SND_EMU10KX_MAXVER 1
#ifdef _KERNEL
#define EMUPAGESIZE 4096
#define NUM_G 64
/* XXX */
/* There is a problem playing sound files less then EMU_DEFAULT_BUFSZ in
* size. But using large buffer decreases interrupt rate and allow better
* sound quality on ATA systems... */
#define EMU_DEFAULT_BUFSZ EMUPAGESIZE*4
#define EMU_MAX_BUFSZ EMUPAGESIZE*8
#define MAXPAGES (EMU_MAX_BUFSZ * NUM_G / EMUPAGESIZE)
#define EMU_VAR_FUNC 0
#define EMU_VAR_ROUTE 1
#define EMU_VAR_ISEMU10K1 2
#define RT_FRONT 0
#define RT_REAR 1
#define RT_CENTER 2
#define RT_SUB 3
#define RT_SIDE 4
/* mixer controls */
/* fx play */
#define M_FX0_FRONT_L 0
#define M_FX1_FRONT_R 1
#define M_FX2_REAR_L 2
#define M_FX3_REAR_R 3
#define M_FX4_CENTER 4
#define M_FX5_SUBWOOFER 5
#define M_FX6_SIDE_L 6
#define M_FX7_SIDE_R 7
/* fx rec */
#define M_FX0_REC_L 8
#define M_FX1_REC_R 9
/* inputs play */
#define M_IN0_FRONT_L 10
#define M_IN0_FRONT_R 11
#define M_IN1_FRONT_L 12
#define M_IN1_FRONT_R 13
#define M_IN2_FRONT_L 14
#define M_IN2_FRONT_R 15
#define M_IN3_FRONT_L 16
#define M_IN3_FRONT_R 17
#define M_IN4_FRONT_L 18
#define M_IN4_FRONT_R 19
#define M_IN5_FRONT_L 20
#define M_IN5_FRONT_R 21
#define M_IN6_FRONT_L 22
#define M_IN6_FRONT_R 23
#define M_IN7_FRONT_L 24
#define M_IN7_FRONT_R 25
/* inputs rec */
#define M_IN0_REC_L 26
#define M_IN0_REC_R 27
#define M_IN1_REC_L 28
#define M_IN1_REC_R 29
#define M_IN2_REC_L 30
#define M_IN2_REC_R 31
#define M_IN3_REC_L 32
#define M_IN3_REC_R 33
#define M_IN4_REC_L 34
#define M_IN4_REC_R 35
#define M_IN5_REC_L 36
#define M_IN5_REC_R 37
#define M_IN6_REC_L 38
#define M_IN6_REC_R 39
#define M_IN7_REC_L 40
#define M_IN7_REC_R 41
/* master volume */
#define M_MASTER_FRONT_L 42
#define M_MASTER_FRONT_R 43
#define M_MASTER_REAR_L 44
#define M_MASTER_REAR_R 45
#define M_MASTER_CENTER 46
#define M_MASTER_SUBWOOFER 47
#define M_MASTER_SIDE_L 48
#define M_MASTER_SIDE_R 49
/* master rec volume */
#define M_MASTER_REC_L 50
#define M_MASTER_REC_R 51
#define NUM_MIXERS 52
struct emu_sc_info;
/* MIDI device parameters */
struct emu_midiinfo {
struct emu_sc_info *card;
int port;
int portnr;
};
/* PCM device parameters */
struct emu_pcminfo {
struct emu_sc_info *card;
int route;
};
int emu_intr_register(struct emu_sc_info *sc, uint32_t inte_mask, uint32_t intr_mask, uint32_t(*func) (void *softc, uint32_t irq), void *isc);
int emu_intr_unregister(struct emu_sc_info *sc, int ihandle);
uint32_t emu_rd(struct emu_sc_info *sc, unsigned int regno, unsigned int size);
void emu_wr(struct emu_sc_info *sc, unsigned int regno, uint32_t data, unsigned int size);
uint32_t emu_rdptr(struct emu_sc_info *sc, unsigned int chn, unsigned int reg);
void emu_wrptr(struct emu_sc_info *sc, unsigned int chn, unsigned int reg, uint32_t data);
uint32_t emu_rd_p16vptr(struct emu_sc_info *sc, uint16_t chn, uint16_t reg);
void emu_wr_p16vptr(struct emu_sc_info *sc, uint16_t chn, uint16_t reg, uint32_t data);
int emu_timer_create(struct emu_sc_info *sc);
int emu_timer_set(struct emu_sc_info *sc, int timer, int delay);
int emu_timer_enable(struct emu_sc_info *sc, int timer, int go);
int emu_timer_clear(struct emu_sc_info *sc, int timer);
struct emu_voice;
struct emu_route {
int routing_left[8];
int amounts_left[8];
int routing_right[8];
int amounts_right[8];
};
struct emu_voice* emu_valloc(struct emu_sc_info *sc);
void emu_vfree(struct emu_sc_info *sc, struct emu_voice *v);
int emu_vinit(struct emu_sc_info *sc, struct emu_voice *m, struct emu_voice *s,
uint32_t sz, struct snd_dbuf *b);
void emu_vroute(struct emu_sc_info *sc, struct emu_route *rt, struct emu_voice *v);
void emu_vsetup(struct emu_voice *v, int fmt, int spd);
void emu_vwrite(struct emu_sc_info *sc, struct emu_voice *v);
void emu_vtrigger(struct emu_sc_info *sc, struct emu_voice *v, int go);
int emu_vpos(struct emu_sc_info *sc, struct emu_voice *v);
bus_dma_tag_t emu_gettag(struct emu_sc_info *sc);
void emumix_set_volume(struct emu_sc_info *sc, int mixer_idx, int volume);
int emumix_get_volume(struct emu_sc_info *sc, int mixer_idx);
void emu_enable_ir(struct emu_sc_info *sc);
#endif /* _KERNEL */
#endif /* EMU10K1_H */

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@ -0,0 +1,301 @@
/*-
* Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
* Driver p16v chips
* Version: 0.21
*
* FEATURES currently supported:
* Output fixed at S32_LE, 2 channel to hw:0,0
* Rates: 44.1, 48, 96, 192.
*
* Changelog:
* 0.8
* Use separate card based buffer for periods table.
* 0.9
* Use 2 channel output streams instead of 8 channel.
* (8 channel output streams might be good for ASIO type output)
* Corrected speaker output, so Front -> Front etc.
* 0.10
* Fixed missed interrupts.
* 0.11
* Add Sound card model number and names.
* Add Analog volume controls.
* 0.12
* Corrected playback interrupts. Now interrupt per period, instead of half period.
* 0.13
* Use single trigger for multichannel.
* 0.14
* Mic capture now works at fixed: S32_LE, 96000Hz, Stereo.
* 0.15
* Force buffer_size / period_size == INTEGER.
* 0.16
* Update p16v.c to work with changed alsa api.
* 0.17
* Update p16v.c to work with changed alsa api. Removed boot_devs.
* 0.18
* Merging with snd-emu10k1 driver.
* 0.19
* One stereo channel at 24bit now works.
* 0.20
* Added better register defines.
* 0.21
* Split from p16v.c
*
*
* BUGS:
* Some stability problems when unloading the snd-p16v kernel module.
* --
*
* TODO:
* SPDIF out.
* Find out how to change capture sample rates. E.g. To record SPDIF at 48000Hz.
* Currently capture fixed at 48000Hz.
*
* --
* GENERAL INFO:
* Model: SB0240
* P16V Chip: CA0151-DBS
* Audigy 2 Chip: CA0102-IAT
* AC97 Codec: STAC 9721
* ADC: Philips 1361T (Stereo 24bit)
* DAC: CS4382-K (8-channel, 24bit, 192Khz)
*
* This code was initally based on code from ALSA's emu10k1x.c which is:
* Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* $FreeBSD$ */
/********************************************************************************************************/
/* Audigy2 P16V pointer-offset register set, accessed through the PTR2 and DATA2 registers */
/********************************************************************************************************/
/* The sample rate of the SPDIF outputs is set by modifying a register in the EMU10K2 PTR register A_SPDIF_SAMPLERATE.
* The sample rate is also controlled by the same registers that control the rate of the EMU10K2 sample rate converters.
*/
/* Initally all registers from 0x00 to 0x3f have zero contents. */
#define PLAYBACK_LIST_ADDR 0x00 /* Base DMA address of a list of pointers to each period/size */
/* One list entry: 4 bytes for DMA address,
* 4 bytes for period_size << 16.
* One list entry is 8 bytes long.
* One list entry for each period in the buffer.
*/
#define PLAYBACK_LIST_SIZE 0x01 /* Size of list in bytes << 16. E.g. 8 periods -> 0x00380000 */
#define PLAYBACK_LIST_PTR 0x02 /* Pointer to the current period being played */
#define PLAYBACK_UNKNOWN3 0x03 /* Not used */
#define PLAYBACK_DMA_ADDR 0x04 /* Playback DMA addresss */
#define PLAYBACK_PERIOD_SIZE 0x05 /* Playback period size. win2000 uses 0x04000000 */
#define PLAYBACK_POINTER 0x06 /* Playback period pointer. Used with PLAYBACK_LIST_PTR to determine buffer position currently in DAC */
#define PLAYBACK_FIFO_END_ADDRESS 0x07 /* Playback FIFO end address */
#define PLAYBACK_FIFO_POINTER 0x08 /* Playback FIFO pointer and number of valid sound samples in cache */
#define PLAYBACK_UNKNOWN9 0x09 /* Not used */
#define CAPTURE_DMA_ADDR 0x10 /* Capture DMA address */
#define CAPTURE_BUFFER_SIZE 0x11 /* Capture buffer size */
#define CAPTURE_POINTER 0x12 /* Capture buffer pointer. Sample currently in ADC */
#define CAPTURE_FIFO_POINTER 0x13 /* Capture FIFO pointer and number of valid sound samples in cache */
#define CAPTURE_P16V_VOLUME1 0x14 /* Low: Capture volume 0xXXXX3030 */
#define CAPTURE_P16V_VOLUME2 0x15 /* High:Has no effect on capture volume */
#define CAPTURE_P16V_SOURCE 0x16 /* P16V source select. Set to 0x0700E4E5 for AC97 CAPTURE */
/* [0:1] Capture input 0 channel select. 0 = Capture output 0.
* 1 = Capture output 1.
* 2 = Capture output 2.
* 3 = Capture output 3.
* [3:2] Capture input 1 channel select. 0 = Capture output 0.
* 1 = Capture output 1.
* 2 = Capture output 2.
* 3 = Capture output 3.
* [5:4] Capture input 2 channel select. 0 = Capture output 0.
* 1 = Capture output 1.
* 2 = Capture output 2.
* 3 = Capture output 3.
* [7:6] Capture input 3 channel select. 0 = Capture output 0.
* 1 = Capture output 1.
* 2 = Capture output 2.
* 3 = Capture output 3.
* [9:8] Playback input 0 channel select. 0 = Play output 0.
* 1 = Play output 1.
* 2 = Play output 2.
* 3 = Play output 3.
* [11:10] Playback input 1 channel select. 0 = Play output 0.
* 1 = Play output 1.
* 2 = Play output 2.
* 3 = Play output 3.
* [13:12] Playback input 2 channel select. 0 = Play output 0.
* 1 = Play output 1.
* 2 = Play output 2.
* 3 = Play output 3.
* [15:14] Playback input 3 channel select. 0 = Play output 0.
* 1 = Play output 1.
* 2 = Play output 2.
* 3 = Play output 3.
* [19:16] Playback mixer output enable. 1 bit per channel.
* [23:20] Capture mixer output enable. 1 bit per channel.
* [26:24] FX engine channel capture 0 = 0x60-0x67.
* 1 = 0x68-0x6f.
* 2 = 0x70-0x77.
* 3 = 0x78-0x7f.
* 4 = 0x80-0x87.
* 5 = 0x88-0x8f.
* 6 = 0x90-0x97.
* 7 = 0x98-0x9f.
* [31:27] Not used.
*/
/* 0x1 = capture on.
* 0x100 = capture off.
* 0x200 = capture off.
* 0x1000 = capture off.
*/
#define CAPTURE_RATE_STATUS 0x17 /* Capture sample rate. Read only */
/* [15:0] Not used.
* [18:16] Channel 0 Detected sample rate. 0 - 44.1khz
* 1 - 48 khz
* 2 - 96 khz
* 3 - 192 khz
* 7 - undefined rate.
* [19] Channel 0. 1 - Valid, 0 - Not Valid.
* [22:20] Channel 1 Detected sample rate.
* [23] Channel 1. 1 - Valid, 0 - Not Valid.
* [26:24] Channel 2 Detected sample rate.
* [27] Channel 2. 1 - Valid, 0 - Not Valid.
* [30:28] Channel 3 Detected sample rate.
* [31] Channel 3. 1 - Valid, 0 - Not Valid.
*/
/* 0x18 - 0x1f unused */
#define PLAYBACK_LAST_SAMPLE 0x20 /* The sample currently being played. Read only */
/* 0x21 - 0x3f unused */
#define BASIC_INTERRUPT 0x40 /* Used by both playback and capture interrupt handler */
/* Playback (0x1<<channel_id) Don't touch high 16bits. */
/* Capture (0x100<<channel_id). not tested */
/* Start Playback [3:0] (one bit per channel)
* Start Capture [11:8] (one bit per channel)
* Record source select for channel 0 [18:16]
* Record source select for channel 1 [22:20]
* Record source select for channel 2 [26:24]
* Record source select for channel 3 [30:28]
* 0 - SPDIF channel.
* 1 - I2S channel.
* 2 - SRC48 channel.
* 3 - SRCMulti_SPDIF channel.
* 4 - SRCMulti_I2S channel.
* 5 - SPDIF channel.
* 6 - fxengine capture.
* 7 - AC97 capture.
*/
/* Default 41110000.
* Writing 0xffffffff hangs the PC.
* Writing 0xffff0000 -> 77770000 so it must be some sort of route.
* bit 0x1 starts DMA playback on channel_id 0
*/
/* 0x41,42 take values from 0 - 0xffffffff, but have no effect on playback */
/* 0x43,0x48 do not remember settings */
/* 0x41-45 unused */
#define WATERMARK 0x46 /* Test bit to indicate cache level usage */
/* Values it can have while playing on channel 0.
* 0000f000, 0000f004, 0000f008, 0000f00c.
* Readonly.
*/
/* 0x47-0x4f unused */
/* 0x50-0x5f Capture cache data */
#define SRCSel 0x60 /* SRCSel. Default 0x4. Bypass P16V 0x14 */
/* [0] 0 = 10K2 audio, 1 = SRC48 mixer output.
* [2] 0 = 10K2 audio, 1 = SRCMulti SPDIF mixer output.
* [4] 0 = 10K2 audio, 1 = SRCMulti I2S mixer output.
*/
/* SRC48 converts samples rates 44.1, 48, 96, 192 to 48 khz. */
/* SRCMulti converts 48khz samples rates to 44.1, 48, 96, 192 to 48. */
/* SRC48 and SRCMULTI sample rate select and output select. */
/* 0xffffffff -> 0xC0000015
* 0xXXXXXXX4 = Enable Front Left/Right
* Enable PCMs
*/
/* 0x61 -> 0x6c are Volume controls */
#define PLAYBACK_VOLUME_MIXER1 0x61 /* SRC48 Low to mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER2 0x62 /* SRC48 High to mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER3 0x63 /* SRCMULTI SPDIF Low to mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER4 0x64 /* SRCMULTI SPDIF High to mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER5 0x65 /* SRCMULTI I2S Low to mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER6 0x66 /* SRCMULTI I2S High to mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER7 0x67 /* P16V Low to SRCMULTI SPDIF mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER8 0x68 /* P16V High to SRCMULTI SPDIF mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER9 0x69 /* P16V Low to SRCMULTI I2S mixer input volume control. */
/* 0xXXXX3030 = PCM0 Volume (Front).
* 0x3030XXXX = PCM1 Volume (Center)
*/
#define PLAYBACK_VOLUME_MIXER10 0x6a /* P16V High to SRCMULTI I2S mixer input volume control. */
/* 0x3030XXXX = PCM3 Volume (Rear). */
#define PLAYBACK_VOLUME_MIXER11 0x6b /* E10K2 Low to SRC48 mixer input volume control. */
#define PLAYBACK_VOLUME_MIXER12 0x6c /* E10K2 High to SRC48 mixer input volume control. */
#define SRC48_ENABLE 0x6d /* SRC48 input audio enable */
/* SRC48 converts samples rates 44.1, 48, 96, 192 to 48 khz. */
/* [23:16] The corresponding P16V channel to SRC48 enabled if == 1.
* [31:24] The corresponding E10K2 channel to SRC48 enabled.
*/
#define SRCMULTI_ENABLE 0x6e /* SRCMulti input audio enable. Default 0xffffffff */
/* SRCMulti converts 48khz samples rates to 44.1, 48, 96, 192 to 48. */
/* [7:0] The corresponding P16V channel to SRCMulti_I2S enabled if == 1.
* [15:8] The corresponding E10K2 channel to SRCMulti I2S enabled.
* [23:16] The corresponding P16V channel to SRCMulti SPDIF enabled.
* [31:24] The corresponding E10K2 channel to SRCMulti SPDIF enabled.
*/
/* Bypass P16V 0xff00ff00
* Bitmap. 0 = Off, 1 = On.
* P16V playback outputs:
* 0xXXXXXXX1 = PCM0 Left. (Front)
* 0xXXXXXXX2 = PCM0 Right.
* 0xXXXXXXX4 = PCM1 Left. (Center/LFE)
* 0xXXXXXXX8 = PCM1 Right.
* 0xXXXXXX1X = PCM2 Left. (Unknown)
* 0xXXXXXX2X = PCM2 Right.
* 0xXXXXXX4X = PCM3 Left. (Rear)
* 0xXXXXXX8X = PCM3 Right.
*/
#define AUDIO_OUT_ENABLE 0x6f /* Default: 000100FF */
/* [3:0] Does something, but not documented. Probably capture enable.
* [7:4] Playback channels enable. not documented.
* [16] AC97 output enable if == 1
* [30] 0 = SRCMulti_I2S input from fxengine 0x68-0x6f.
* 1 = SRCMulti_I2S input from SRC48 output.
* [31] 0 = SRCMulti_SPDIF input from fxengine 0x60-0x67.
* 1 = SRCMulti_SPDIF input from SRC48 output.
*/
/* 0xffffffff -> C00100FF */
/* 0 -> Not playback sound, irq still running */
/* 0xXXXXXX10 = PCM0 Left/Right On. (Front)
* 0xXXXXXX20 = PCM1 Left/Right On. (Center/LFE)
* 0xXXXXXX40 = PCM2 Left/Right On. (Unknown)
* 0xXXXXXX80 = PCM3 Left/Right On. (Rear)
*/
#define PLAYBACK_SPDIF_SELECT 0x70 /* Default: 12030F00 */
/* 0xffffffff -> 3FF30FFF */
/* 0x00000001 pauses stream/irq fail. */
/* All other bits do not effect playback */
#define PLAYBACK_SPDIF_SRC_SELECT 0x71 /* Default: 0000E4E4 */
/* 0xffffffff -> F33FFFFF */
/* All bits do not effect playback */
#define PLAYBACK_SPDIF_USER_DATA0 0x72 /* SPDIF out user data 0 */
#define PLAYBACK_SPDIF_USER_DATA1 0x73 /* SPDIF out user data 1 */
/* 0x74-0x75 unknown */
#define CAPTURE_SPDIF_CONTROL 0x76 /* SPDIF in control setting */
#define CAPTURE_SPDIF_STATUS 0x77 /* SPDIF in status */
#define CAPURE_SPDIF_USER_DATA0 0x78 /* SPDIF in user data 0 */
#define CAPURE_SPDIF_USER_DATA1 0x79 /* SPDIF in user data 1 */
#define CAPURE_SPDIF_USER_DATA2 0x7a /* SPDIF in user data 2 */

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@ -0,0 +1,113 @@
/*-
* Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
* Driver p17v chips
* Version: 0.01
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* $FreeBSD$ */
/******************************************************************************/
/* Audigy2Value Tina (P17V) pointer-offset register set,
* accessed through the PTR20 and DATA24 registers */
/******************************************************************************/
/* 00 - 07: Not used */
#define P17V_PLAYBACK_FIFO_PTR 0x08 /* Current playback fifo pointer
* and number of sound samples in cache.
*/
/* 09 - 12: Not used */
#define P17V_CAPTURE_FIFO_PTR 0x13 /* Current capture fifo pointer
* and number of sound samples in cache.
*/
/* 14 - 17: Not used */
#define P17V_PB_CHN_SEL 0x18 /* P17v playback channel select */
#define P17V_SE_SLOT_SEL_L 0x19 /* Sound Engine slot select low */
#define P17V_SE_SLOT_SEL_H 0x1a /* Sound Engine slot select high */
/* 1b - 1f: Not used */
/* 20 - 2f: Not used */
/* 30 - 3b: Not used */
#define P17V_SPI 0x3c /* SPI interface register */
#define P17V_I2C_ADDR 0x3d /* I2C Address */
#define P17V_I2C_0 0x3e /* I2C Data */
#define P17V_I2C_1 0x3f /* I2C Data */
#define P17V_START_AUDIO 0x40 /* Start Audio bit */
/* 41 - 47: Reserved */
#define P17V_START_CAPTURE 0x48 /* Start Capture bit */
#define P17V_CAPTURE_FIFO_BASE 0x49 /* Record FIFO base address */
#define P17V_CAPTURE_FIFO_SIZE 0x4a /* Record FIFO buffer size */
#define P17V_CAPTURE_FIFO_INDEX 0x4b /* Record FIFO capture index */
#define P17V_CAPTURE_VOL_H 0x4c /* P17v capture volume control */
#define P17V_CAPTURE_VOL_L 0x4d /* P17v capture volume control */
/* 4e - 4f: Not used */
/* 50 - 5f: Not used */
#define P17V_SRCSel 0x60 /* SRC48 and SRCMulti sample rate select
* and output select
*/
#define P17V_MIXER_AC97_10K1_VOL_L 0x61 /* 10K to Mixer_AC97 input volume control */
#define P17V_MIXER_AC97_10K1_VOL_H 0x62 /* 10K to Mixer_AC97 input volume control */
#define P17V_MIXER_AC97_P17V_VOL_L 0x63 /* P17V to Mixer_AC97 input volume control */
#define P17V_MIXER_AC97_P17V_VOL_H 0x64 /* P17V to Mixer_AC97 input volume control */
#define P17V_MIXER_AC97_SRP_REC_VOL_L 0x65 /* SRP Record to Mixer_AC97 input volume control */
#define P17V_MIXER_AC97_SRP_REC_VOL_H 0x66 /* SRP Record to Mixer_AC97 input volume control */
/* 67 - 68: Reserved */
#define P17V_MIXER_Spdif_10K1_VOL_L 0x69 /* 10K to Mixer_Spdif input volume control */
#define P17V_MIXER_Spdif_10K1_VOL_H 0x6A /* 10K to Mixer_Spdif input volume control */
#define P17V_MIXER_Spdif_P17V_VOL_L 0x6B /* P17V to Mixer_Spdif input volume control */
#define P17V_MIXER_Spdif_P17V_VOL_H 0x6C /* P17V to Mixer_Spdif input volume control */
#define P17V_MIXER_Spdif_SRP_REC_VOL_L 0x6D /* SRP Record to Mixer_Spdif input volume control */
#define P17V_MIXER_Spdif_SRP_REC_VOL_H 0x6E /* SRP Record to Mixer_Spdif input volume control */
/* 6f - 70: Reserved */
#define P17V_MIXER_I2S_10K1_VOL_L 0x71 /* 10K to Mixer_I2S input volume control */
#define P17V_MIXER_I2S_10K1_VOL_H 0x72 /* 10K to Mixer_I2S input volume control */
#define P17V_MIXER_I2S_P17V_VOL_L 0x73 /* P17V to Mixer_I2S input volume control */
#define P17V_MIXER_I2S_P17V_VOL_H 0x74 /* P17V to Mixer_I2S input volume control */
#define P17V_MIXER_I2S_SRP_REC_VOL_L 0x75 /* SRP Record to Mixer_I2S input volume control */
#define P17V_MIXER_I2S_SRP_REC_VOL_H 0x76 /* SRP Record to Mixer_I2S input volume control */
/* 77 - 78: Reserved */
#define P17V_MIXER_AC97_ENABLE 0x79 /* Mixer AC97 input audio enable */
#define P17V_MIXER_SPDIF_ENABLE 0x7A /* Mixer SPDIF input audio enable */
#define P17V_MIXER_I2S_ENABLE 0x7B /* Mixer I2S input audio enable */
#define P17V_AUDIO_OUT_ENABLE 0x7C /* Audio out enable */
#define P17V_MIXER_ATT 0x7D /* SRP Mixer Attenuation Select */
#define P17V_SRP_RECORD_SRR 0x7E /* SRP Record channel source Select */
#define P17V_SOFT_RESET_SRP_MIXER 0x7F /* SRP and mixer soft reset */
#define P17V_AC97_OUT_MASTER_VOL_L 0x80 /* AC97 Output master volume control */
#define P17V_AC97_OUT_MASTER_VOL_H 0x81 /* AC97 Output master volume control */
#define P17V_SPDIF_OUT_MASTER_VOL_L 0x82 /* SPDIF Output master volume control */
#define P17V_SPDIF_OUT_MASTER_VOL_H 0x83 /* SPDIF Output master volume control */
#define P17V_I2S_OUT_MASTER_VOL_L 0x84 /* I2S Output master volume control */
#define P17V_I2S_OUT_MASTER_VOL_H 0x85 /* I2S Output master volume control */
/* 86 - 87: Not used */
#define P17V_I2S_CHANNEL_SWAP_PHASE_INVERSE 0x88 /* I2S out mono channel swap
* and phase inverse */
#define P17V_SPDIF_CHANNEL_SWAP_PHASE_INVERSE 0x89 /* SPDIF out mono channel swap
* and phase inverse */
/* 8A: Not used */
#define P17V_SRP_P17V_ESR 0x8B /* SRP_P17V estimated sample rate and rate lock */
#define P17V_SRP_REC_ESR 0x8C /* SRP_REC estimated sample rate and rate lock */
#define P17V_SRP_BYPASS 0x8D /* srps channel bypass and srps bypass */
/* 8E - 92: Not used */
#define P17V_I2S_SRC_SEL 0x93 /* I2SIN mode sel */

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@ -0,0 +1,48 @@
# $FreeBSD$
.PATH: ${.CURDIR}/../../../../dev/sound/pci \
${.CURDIR}/../../../../gnu/dev/sound/pci
WARNS?= 2 ## because sound is WARNS=2 only
## WARNS=3 fails on _class.refs in -pcm.c
## WARNS=4 fails on min/max in sound headers
## otherwise it should be WARNS=6 clean
KMOD= snd_emu10kx
SRCS= device_if.h bus_if.h pci_if.h
SRCS+= isa_if.h channel_if.h ac97_if.h mixer_if.h mpufoi_if.h
SRCS+= vnode_if.h opt_emu10kx.h
# Master, PCM and MIDI devices
SRCS+= emu10kx.c
SRCS+= emu10kx-pcm.c
SRCS+= emu10kx-midi.c
# de-GPLed Makefiles
SRCS+= emu10k1-alsa%diked.h
SRCS+= p16v-alsa%diked.h
SRCS+= p17v-alsa%diked.h
emu10k1-alsa%diked.h: emu10k1-alsa.h
grep -v '#include' ${.OODATE} | $(CC) -E -D__KERNEL__ -dM - \
| awk -F"[ (]" '/define/ \
{ print "#ifndef " $$2 ; print ; print "#endif" }' \
>${.TARGET}
p16v-alsa%diked.h: p16v-alsa.h
grep -v '#include' ${.OODATE} | $(CC) -E -D__KERNEL__ -dM - \
| awk -F"[ (]" '/define/ \
{ print "#ifndef " $$2 ; print ; print "#endif" }' \
>${.TARGET}
p17v-alsa%diked.h: p17v-alsa.h
grep -v '#include' ${.OODATE} | $(CC) -E -D__KERNEL__ -dM - \
| awk -F"[ (]" '/define/ \
{ print "#ifndef " $$2 ; print ; print "#endif" }' \
>${.TARGET}
CLEANFILES+= emu10k1-alsa%diked.h
CLEANFILES+= p16v-alsa%diked.h
CLEANFILES+= p17v-alsa%diked.h
.if !defined(KERNBUILDDIR)
opt_emu10kx.h:
echo "#define SND_EMU10KX_MULTICHANNEL" > opt_emu10kx.h
.endif
.include <bsd.kmod.mk>