static int
gusc_attach(device_t dev)
{
sc_p scp;
void *ih;
scp = device_get_softc(dev);
bzero(scp, sizeof(*scp));
scp->dev = dev;
if (alloc_resource(scp)) {
release_resource(scp);
return (ENXIO);
}
if (scp->irq != NULL)
snd_setup_intr(dev, scp->irq, 0, gusc_intr, scp, &ih);
bus_generic_attach(dev);
return (0);
}
static int
cs4281_pci_attach(device_t dev)
{
struct sc_info *sc;
struct ac97_info *codec = NULL;
char status[SND_STATUSLEN];
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->dev = dev;
sc->type = pci_get_devid(dev);
pci_enable_busmaster(dev);
#if __FreeBSD_version > 500000
if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
/* Reset the power state. */
device_printf(dev, "chip is in D%d power mode "
"-- setting to D0\n", pci_get_powerstate(dev));
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
}
#else
data = pci_read_config(dev, CS4281PCI_PMCS_OFFSET, 4);
if (data & CS4281PCI_PMCS_PS_MASK) {
/* Reset the power state. */
device_printf(dev, "chip is in D%d power mode "
"-- setting to D0\n",
data & CS4281PCI_PMCS_PS_MASK);
pci_write_config(dev, CS4281PCI_PMCS_OFFSET,
data & ~CS4281PCI_PMCS_PS_MASK, 4);
}
#endif
sc->regid = PCIR_BAR(0);
sc->regtype = SYS_RES_MEMORY;
sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
if (!sc->reg) {
sc->regtype = SYS_RES_IOPORT;
sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
if (!sc->reg) {
device_printf(dev, "unable to allocate register space\n");
goto bad;
}
}
sc->st = rman_get_bustag(sc->reg);
sc->sh = rman_get_bushandle(sc->reg);
sc->memid = PCIR_BAR(1);
sc->mem = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->memid, 0,
~0, CS4281PCI_BA1_SIZE, RF_ACTIVE);
if (sc->mem == NULL) {
device_printf(dev, "unable to allocate fifo space\n");
goto bad;
}
sc->irqid = 0;
sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!sc->irq) {
device_printf(dev, "unable to allocate interrupt\n");
goto bad;
}
if (snd_setup_intr(dev, sc->irq, 0, cs4281_intr, sc, &sc->ih)) {
device_printf(dev, "unable to setup interrupt\n");
goto bad;
}
sc->bufsz = pcm_getbuffersize(dev, 4096, CS4281_DEFAULT_BUFSZ, 65536);
if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
/*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/sc->bufsz, /*nsegments*/1,
/*maxsegz*/0x3ffff,
/*flags*/0, /*lockfunc*/busdma_lock_mutex,
/*lockarg*/&Giant, &sc->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
/* power up */
cs4281_power(sc, 0);
/* init chip */
if (cs4281_init(sc) == -1) {
device_printf(dev, "unable to initialize the card\n");
goto bad;
}
/* create/init mixer */
codec = AC97_CREATE(dev, sc, cs4281_ac97);
if (codec == NULL)
goto bad;
mixer_init(dev, ac97_getmixerclass(), codec);
if (pcm_register(dev, sc, 1, 1))
goto bad;
pcm_addchan(dev, PCMDIR_PLAY, &cs4281chan_class, sc);
pcm_addchan(dev, PCMDIR_REC, &cs4281chan_class, sc);
snprintf(status, SND_STATUSLEN, "at %s 0x%lx irq %ld %s",
(sc->regtype == SYS_RES_IOPORT)? "io" : "memory",
rman_get_start(sc->reg), rman_get_start(sc->irq),PCM_KLDSTRING(snd_cs4281));
pcm_setstatus(dev, status);
return 0;
bad:
if (codec)
ac97_destroy(codec);
if (sc->reg)
bus_release_resource(dev, sc->regtype, sc->regid, sc->reg);
if (sc->mem)
bus_release_resource(dev, SYS_RES_MEMORY, sc->memid, sc->mem);
if (sc->ih)
bus_teardown_intr(dev, sc->irq, sc->ih);
if (sc->irq)
bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
if (sc->parent_dmat)
bus_dma_tag_destroy(sc->parent_dmat);
free(sc, M_DEVBUF);
return ENXIO;
}
static int
nm_pci_attach(device_t dev)
{
struct sc_info *sc;
struct ac97_info *codec = 0;
char status[SND_STATUSLEN];
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->dev = dev;
sc->type = pci_get_devid(dev);
pci_enable_busmaster(dev);
sc->bufid = PCIR_BAR(0);
sc->buf = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->bufid,
RF_ACTIVE);
sc->regid = PCIR_BAR(1);
sc->reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->regid,
RF_ACTIVE);
if (!sc->buf || !sc->reg) {
device_printf(dev, "unable to map register space\n");
goto bad;
}
if (nm_init(sc) == -1) {
device_printf(dev, "unable to initialize the card\n");
goto bad;
}
codec = AC97_CREATE(dev, sc, nm_ac97);
if (codec == NULL) goto bad;
if (mixer_init(dev, ac97_getmixerclass(), codec) == -1) goto bad;
sc->irqid = 0;
sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!sc->irq || snd_setup_intr(dev, sc->irq, 0, nm_intr, sc, &sc->ih)) {
device_printf(dev, "unable to map interrupt\n");
goto bad;
}
snprintf(status, SND_STATUSLEN, "at memory 0x%lx, 0x%lx irq %ld %s",
rman_get_start(sc->buf), rman_get_start(sc->reg),
rman_get_start(sc->irq),PCM_KLDSTRING(snd_neomagic));
if (pcm_register(dev, sc, 1, 1)) goto bad;
pcm_addchan(dev, PCMDIR_REC, &nmchan_class, sc);
pcm_addchan(dev, PCMDIR_PLAY, &nmchan_class, sc);
pcm_setstatus(dev, status);
return 0;
bad:
if (codec) ac97_destroy(codec);
if (sc->buf) bus_release_resource(dev, SYS_RES_MEMORY, sc->bufid, sc->buf);
if (sc->reg) bus_release_resource(dev, SYS_RES_MEMORY, sc->regid, sc->reg);
if (sc->ih) bus_teardown_intr(dev, sc->irq, sc->ih);
if (sc->irq) bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
free(sc, M_DEVBUF);
return ENXIO;
}
static int
ds_pci_attach(device_t dev)
{
u_int32_t subdev, i;
struct sc_info *sc;
struct ac97_info *codec = NULL;
char status[SND_STATUSLEN];
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_ds1 softc");
sc->dev = dev;
subdev = (pci_get_subdevice(dev) << 16) | pci_get_subvendor(dev);
sc->type = ds_finddev(pci_get_devid(dev), subdev);
sc->rev = pci_get_revid(dev);
pci_enable_busmaster(dev);
sc->regid = PCIR_BAR(0);
sc->reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->regid,
RF_ACTIVE);
if (!sc->reg) {
device_printf(dev, "unable to map register space\n");
goto bad;
}
sc->st = rman_get_bustag(sc->reg);
sc->sh = rman_get_bushandle(sc->reg);
sc->bufsz = pcm_getbuffersize(dev, 4096, DS1_BUFFSIZE, 65536);
if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
/*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/sc->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0, /*lockfunc*/NULL,
/*lockarg*/NULL, &sc->buffer_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
sc->regbase = NULL;
if (ds_init(sc) == -1) {
device_printf(dev, "unable to initialize the card\n");
goto bad;
}
codec = AC97_CREATE(dev, sc, ds_ac97);
if (codec == NULL)
goto bad;
/*
* Turn on inverted external amplifier sense flags for few
* 'special' boards.
*/
switch (subdev) {
case 0x81171033: /* NEC ValueStar (VT550/0) */
ac97_setflags(codec, ac97_getflags(codec) | AC97_F_EAPD_INV);
break;
default:
break;
}
mixer_init(dev, ac97_getmixerclass(), codec);
sc->irqid = 0;
sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!sc->irq || snd_setup_intr(dev, sc->irq, INTR_MPSAFE, ds_intr, sc, &sc->ih)) {
device_printf(dev, "unable to map interrupt\n");
goto bad;
}
snprintf(status, SND_STATUSLEN, "at memory 0x%lx irq %ld %s",
rman_get_start(sc->reg), rman_get_start(sc->irq),PCM_KLDSTRING(snd_ds1));
if (pcm_register(dev, sc, DS1_CHANS, 2))
goto bad;
for (i = 0; i < DS1_CHANS; i++)
pcm_addchan(dev, PCMDIR_PLAY, &ds1pchan_class, sc);
for (i = 0; i < 2; i++)
pcm_addchan(dev, PCMDIR_REC, &ds1rchan_class, sc);
pcm_setstatus(dev, status);
return 0;
bad:
if (codec)
ac97_destroy(codec);
if (sc->reg)
bus_release_resource(dev, SYS_RES_MEMORY, sc->regid, sc->reg);
if (sc->ih)
bus_teardown_intr(dev, sc->irq, sc->ih);
if (sc->irq)
bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
if (sc->buffer_dmat)
bus_dma_tag_destroy(sc->buffer_dmat);
if (sc->control_dmat)
bus_dma_tag_destroy(sc->control_dmat);
if (sc->lock)
snd_mtxfree(sc->lock);
free(sc, M_DEVBUF);
return ENXIO;
}
static int
csa_attach(device_t dev)
{
u_int32_t stcmd;
sc_p scp;
csa_res *resp;
struct sndcard_func *func;
int error = ENXIO;
scp = device_get_softc(dev);
/* Fill in the softc. */
bzero(scp, sizeof(*scp));
scp->dev = dev;
/* Wake up the device. */
stcmd = pci_read_config(dev, PCIR_COMMAND, 2);
if ((stcmd & PCIM_CMD_MEMEN) == 0 || (stcmd & PCIM_CMD_BUSMASTEREN) == 0) {
stcmd |= (PCIM_CMD_MEMEN | PCIM_CMD_BUSMASTEREN);
pci_write_config(dev, PCIR_COMMAND, stcmd, 2);
}
/* Allocate the resources. */
resp = &scp->res;
scp->card = csa_findsubcard(dev);
scp->binfo.card = scp->card;
kprintf("csa: card is %s\n", scp->card->name);
resp->io_rid = PCIR_BAR(0);
resp->io = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
&resp->io_rid, RF_ACTIVE);
if (resp->io == NULL)
return (ENXIO);
resp->mem_rid = PCIR_BAR(1);
resp->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
&resp->mem_rid, RF_ACTIVE);
if (resp->mem == NULL)
goto err_io;
resp->irq_rid = 0;
resp->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
&resp->irq_rid, RF_ACTIVE | RF_SHAREABLE);
if (resp->irq == NULL)
goto err_mem;
/* Enable interrupt. */
if (snd_setup_intr(dev, resp->irq, 0, csa_intr, scp, &scp->ih))
goto err_intr;
#if 0
if ((csa_readio(resp, BA0_HISR) & HISR_INTENA) == 0)
csa_writeio(resp, BA0_HICR, HICR_IEV | HICR_CHGM);
#endif
/* Initialize the chip. */
if (csa_initialize(scp))
goto err_teardown;
/* Reset the Processor. */
csa_resetdsp(resp);
/* Download the Processor Image to the processor. */
if (csa_downloadimage(resp))
goto err_teardown;
/* Attach the children. */
/* PCM Audio */
func = kmalloc(sizeof(struct sndcard_func), M_DEVBUF,
M_WAITOK | M_ZERO);
func->varinfo = &scp->binfo;
func->func = SCF_PCM;
scp->pcm = device_add_child(dev, "pcm", -1);
device_set_ivars(scp->pcm, func);
/* Midi Interface */
func = kmalloc(sizeof(struct sndcard_func), M_DEVBUF,
M_WAITOK | M_ZERO);
func->varinfo = &scp->binfo;
func->func = SCF_MIDI;
scp->midi = device_add_child(dev, "midi", -1);
device_set_ivars(scp->midi, func);
bus_generic_attach(dev);
return (0);
err_teardown:
bus_teardown_intr(dev, resp->irq, scp->ih);
err_intr:
bus_release_resource(dev, SYS_RES_IRQ, resp->irq_rid, resp->irq);
err_mem:
bus_release_resource(dev, SYS_RES_MEMORY, resp->mem_rid, resp->mem);
err_io:
bus_release_resource(dev, SYS_RES_MEMORY, resp->io_rid, resp->io);
return (error);
}
static int
atiixp_pci_attach(device_t dev)
{
struct atiixp_info *sc;
int i;
sc = kmalloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "sound softc");
sc->dev = dev;
/*
* Default DMA segments per playback / recording channel
*/
sc->dma_segs = ATI_IXP_DMA_CHSEGS;
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
pci_enable_busmaster(dev);
sc->regid = PCIR_BAR(0);
sc->regtype = SYS_RES_MEMORY;
sc->reg = bus_alloc_resource_any(dev, sc->regtype, &sc->regid,
RF_ACTIVE);
if (!sc->reg) {
device_printf(dev, "unable to allocate register space\n");
goto bad;
}
sc->st = rman_get_bustag(sc->reg);
sc->sh = rman_get_bushandle(sc->reg);
sc->bufsz = pcm_getbuffersize(dev, 4096, ATI_IXP_DEFAULT_BUFSZ, 65536);
sc->irqid = 0;
sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!sc->irq ||
snd_setup_intr(dev, sc->irq, INTR_MPSAFE,
atiixp_intr, sc, &sc->ih)) {
device_printf(dev, "unable to map interrupt\n");
goto bad;
}
/*
* Let the user choose the best DMA segments.
*/
if (resource_int_value(device_get_name(dev),
device_get_unit(dev), "dma_segs",
&i) == 0) {
if (i < ATI_IXP_DMA_CHSEGS_MIN)
i = ATI_IXP_DMA_CHSEGS_MIN;
if (i > ATI_IXP_DMA_CHSEGS_MAX)
i = ATI_IXP_DMA_CHSEGS_MAX;
sc->dma_segs = i;
}
/*
* round the value to the nearest ^2
*/
i = 0;
while (sc->dma_segs >> i)
i++;
sc->dma_segs = 1 << (i - 1);
if (sc->dma_segs < ATI_IXP_DMA_CHSEGS_MIN)
sc->dma_segs = ATI_IXP_DMA_CHSEGS_MIN;
else if (sc->dma_segs > ATI_IXP_DMA_CHSEGS_MAX)
sc->dma_segs = ATI_IXP_DMA_CHSEGS_MAX;
/*
* DMA tag for scatter-gather buffers and link pointers
*/
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/sc->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&sc->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/sc->dma_segs * ATI_IXP_NCHANS *
sizeof(struct atiixp_dma_op),
/*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&sc->sgd_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
if (bus_dmamem_alloc(sc->sgd_dmat, (void **)&sc->sgd_table,
BUS_DMA_NOWAIT, &sc->sgd_dmamap) == -1)
goto bad;
if (bus_dmamap_load(sc->sgd_dmat, sc->sgd_dmamap, sc->sgd_table,
sc->dma_segs * ATI_IXP_NCHANS *
sizeof(struct atiixp_dma_op),
atiixp_dma_cb, sc, 0))
goto bad;
atiixp_chip_pre_init(sc);
sc->delayed_attach.ich_func = atiixp_chip_post_init;
sc->delayed_attach.ich_arg = sc;
sc->delayed_attach.ich_desc = "snd_atiixp";
if (cold == 0 ||
config_intrhook_establish(&sc->delayed_attach) != 0) {
sc->delayed_attach.ich_func = NULL;
atiixp_chip_post_init(sc);
}
return 0;
bad:
atiixp_release_resource(sc);
return ENXIO;
}
static int
sbc_attach(device_t dev)
{
char *err = NULL;
struct sbc_softc *scp;
struct sndcard_func *func;
u_int32_t logical_id = isa_get_logicalid(dev);
int flags = device_get_flags(dev);
int f, dh, dl, x, irq, i;
if (!logical_id && (flags & DV_F_DUAL_DMA)) {
bus_set_resource(dev, SYS_RES_DRQ, 1,
flags & DV_F_DRQ_MASK, 1);
}
scp = device_get_softc(dev);
bzero(scp, sizeof(*scp));
scp->dev = dev;
sbc_lockinit(scp);
err = "alloc_resource";
if (alloc_resource(scp)) goto bad;
err = "sb_reset_dsp";
if (sb_reset_dsp(scp->io[0])) goto bad;
err = "sb_identify_board";
scp->bd_ver = sb_identify_board(scp->io[0]) & 0x00000fff;
if (scp->bd_ver == 0) goto bad;
f = 0;
if (logical_id == 0x01200000 && scp->bd_ver < 0x0400) scp->bd_ver = 0x0499;
switch ((scp->bd_ver & 0x0f00) >> 8) {
case 1: /* old sound blaster has nothing... */
break;
case 2:
f |= BD_F_DUP_MIDI;
if (scp->bd_ver > 0x200) f |= BD_F_MIX_CT1335;
break;
case 5:
f |= BD_F_ESS;
scp->bd_ver = 0x0301;
case 3:
f |= BD_F_DUP_MIDI | BD_F_MIX_CT1345;
break;
case 4:
f |= BD_F_SB16 | BD_F_MIX_CT1745;
if (scp->drq[0]) dl = rman_get_start(scp->drq[0]); else dl = -1;
if (scp->drq[1]) dh = rman_get_start(scp->drq[1]); else dh = dl;
if (!logical_id && (dh < dl)) {
struct resource *r;
r = scp->drq[0];
scp->drq[0] = scp->drq[1];
scp->drq[1] = r;
dl = rman_get_start(scp->drq[0]);
dh = rman_get_start(scp->drq[1]);
}
/* soft irq/dma configuration */
x = -1;
irq = rman_get_start(scp->irq[0]);
#ifdef PC98
/* SB16 in PC98 use different IRQ table */
if (irq == 3) x = 1;
else if (irq == 5) x = 8;
else if (irq == 10) x = 2;
else if (irq == 12) x = 4;
if (x == -1) {
err = "bad irq (3/5/10/12 valid)";
goto bad;
}
else sb_setmixer(scp->io[0], IRQ_NR, x);
/* SB16 in PC98 use different dma setting */
sb_setmixer(scp->io[0], DMA_NR, dh == 0 ? 1 : 2);
#else
if (irq == 5) x = 2;
else if (irq == 7) x = 4;
else if (irq == 9) x = 1;
else if (irq == 10) x = 8;
if (x == -1) {
err = "bad irq (5/7/9/10 valid)";
goto bad;
}
else sb_setmixer(scp->io[0], IRQ_NR, x);
sb_setmixer(scp->io[0], DMA_NR, (1 << dh) | (1 << dl));
#endif
if (bootverbose) {
device_printf(dev, "setting card to irq %d, drq %d", irq, dl);
if (dl != dh) printf(", %d", dh);
printf("\n");
}
break;
}
switch (logical_id) {
case 0x43008c0e: /* CTL0043 */
case 0x01200000:
case 0x01000000:
f |= BD_F_SB16X;
break;
}
scp->bd_ver |= f << 16;
err = "setup_intr";
for (i = 0; i < IRQ_MAX; i++) {
scp->ihl[i].parent = scp;
if (snd_setup_intr(dev, scp->irq[i], 0, sbc_intr, &scp->ihl[i], &scp->ih[i]))
goto bad;
}
/* PCM Audio */
func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT | M_ZERO);
if (func == NULL) goto bad;
func->func = SCF_PCM;
scp->child_pcm = device_add_child(dev, "pcm", -1);
device_set_ivars(scp->child_pcm, func);
/* Midi Interface */
func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT | M_ZERO);
if (func == NULL) goto bad;
func->func = SCF_MIDI;
scp->child_midi1 = device_add_child(dev, "midi", -1);
device_set_ivars(scp->child_midi1, func);
/* OPL FM Synthesizer */
func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT | M_ZERO);
if (func == NULL) goto bad;
func->func = SCF_SYNTH;
scp->child_midi2 = device_add_child(dev, "midi", -1);
device_set_ivars(scp->child_midi2, func);
/* probe/attach kids */
bus_generic_attach(dev);
return (0);
bad: if (err) device_printf(dev, "%s\n", err);
release_resource(scp);
return (ENXIO);
}
static int
i2s_attach(device_t self)
{
struct i2s_softc *sc;
struct resource *dbdma_irq;
void *dbdma_ih;
int rid, oirq, err;
phandle_t port;
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->aoa.sc_dev = self;
sc->node = ofw_bus_get_node(self);
port = of_find_firstchild_byname(sc->node, "i2s-a");
if (port == -1)
return (ENXIO);
sc->soundnode = of_find_firstchild_byname(port, "sound");
if (sc->soundnode == -1)
return (ENXIO);
mtx_init(&sc->port_mtx, "port_mtx", NULL, MTX_DEF);
/* Map the controller register space. */
rid = 0;
sc->reg = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE);
if (sc->reg == NULL)
return ENXIO;
/* Map the DBDMA channel register space. */
rid = 1;
sc->aoa.sc_odma = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid,
RF_ACTIVE);
if (sc->aoa.sc_odma == NULL)
return ENXIO;
/* Establish the DBDMA channel edge-triggered interrupt. */
rid = 1;
dbdma_irq = bus_alloc_resource_any(self, SYS_RES_IRQ,
&rid, RF_SHAREABLE | RF_ACTIVE);
if (dbdma_irq == NULL)
return (ENXIO);
/* Now initialize the controller. */
err = i2s_setup(sc, 44100, 16, 64);
if (err != 0)
return (err);
snd_setup_intr(self, dbdma_irq, INTR_MPSAFE, aoa_interrupt,
sc, &dbdma_ih);
oirq = rman_get_start(dbdma_irq);
err = powerpc_config_intr(oirq, INTR_TRIGGER_EDGE, INTR_POLARITY_LOW);
if (err != 0)
return (err);
/*
* Register a hook for delayed attach in order to allow
* the I2C controller to attach.
*/
if ((i2s_delayed_attach = malloc(sizeof(struct intr_config_hook),
M_TEMP, M_WAITOK | M_ZERO)) == NULL)
return (ENOMEM);
i2s_delayed_attach->ich_func = i2s_postattach;
i2s_delayed_attach->ich_arg = sc;
if (config_intrhook_establish(i2s_delayed_attach) != 0)
return (ENOMEM);
return (aoa_attach(sc));
}
static int
via_attach(device_t dev)
{
struct via_info *via = NULL;
char status[SND_STATUSLEN];
int i, via_dxs_disabled, via_dxs_src, via_dxs_chnum, via_sgd_chnum;
uint32_t revid;
via = kmalloc(sizeof *via, M_DEVBUF, M_WAITOK | M_ZERO);
via->lock = snd_mtxcreate(device_get_nameunit(dev), "sound softc");
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
pci_enable_busmaster(dev);
via->regid = PCIR_BAR(0);
via->reg = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &via->regid,
RF_ACTIVE);
if (!via->reg) {
device_printf(dev, "cannot allocate bus resource.");
goto bad;
}
via->st = rman_get_bustag(via->reg);
via->sh = rman_get_bushandle(via->reg);
via->bufsz = pcm_getbuffersize(dev, 4096, VIA_DEFAULT_BUFSZ, 65536);
via->irqid = 0;
via->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &via->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!via->irq ||
snd_setup_intr(dev, via->irq, INTR_MPSAFE, via_intr, via, &via->ih)) {
device_printf(dev, "unable to map interrupt\n");
goto bad;
}
/* DMA tag for buffers */
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/via->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&via->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
/*
* DMA tag for SGD table. The 686 uses scatter/gather DMA and
* requires a list in memory of work to do. We need only 16 bytes
* for this list, and it is wasteful to allocate 16K.
*/
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/NSEGS * sizeof(struct via_dma_op),
/*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&via->sgd_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
if (bus_dmamem_alloc(via->sgd_dmat, (void **)&via->sgd_table,
BUS_DMA_NOWAIT, &via->sgd_dmamap) == -1)
goto bad;
if (bus_dmamap_load(via->sgd_dmat, via->sgd_dmamap, via->sgd_table,
NSEGS * sizeof(struct via_dma_op), dma_cb, via, 0))
goto bad;
if (via_chip_init(dev))
goto bad;
via->codec = AC97_CREATE(dev, via, via_ac97);
if (!via->codec)
goto bad;
mixer_init(dev, ac97_getmixerclass(), via->codec);
via->codec_caps = ac97_getextcaps(via->codec);
/* Try to set VRA without generating an error, VRM not reqrd yet */
if (via->codec_caps &
(AC97_EXTCAP_VRA | AC97_EXTCAP_VRM | AC97_EXTCAP_DRA)) {
u_int16_t ext = ac97_getextmode(via->codec);
ext |= (via->codec_caps &
(AC97_EXTCAP_VRA | AC97_EXTCAP_VRM));
ext &= ~AC97_EXTCAP_DRA;
ac97_setextmode(via->codec, ext);
}
ksnprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld %s",
rman_get_start(via->reg), rman_get_start(via->irq),PCM_KLDSTRING(snd_via8233));
revid = pci_get_revid(dev);
/*
* VIA8251 lost its interrupt after DMA EOL, and need
* a gentle spank on its face within interrupt handler.
*/
if (revid == VIA8233_REV_ID_8251)
via->dma_eol_wake = 1;
else
via->dma_eol_wake = 0;
/*
* Decide whether DXS had to be disabled or not
*/
if (revid == VIA8233_REV_ID_8233A) {
/*
* DXS channel is disabled. Reports from multiple users
* that it plays at half-speed. Do not see this behaviour
* on available 8233C or when emulating 8233A register set
* on 8233C (either with or without ac97 VRA).
*/
via_dxs_disabled = 1;
} else if (resource_int_value(device_get_name(dev),
device_get_unit(dev), "via_dxs_disabled",
&via_dxs_disabled) == 0)
via_dxs_disabled = (via_dxs_disabled > 0) ? 1 : 0;
else
via_dxs_disabled = 0;
if (via_dxs_disabled) {
via_dxs_chnum = 0;
via_sgd_chnum = 1;
} else {
if (resource_int_value(device_get_name(dev),
device_get_unit(dev), "via_dxs_channels",
&via_dxs_chnum) != 0)
via_dxs_chnum = NDXSCHANS;
if (resource_int_value(device_get_name(dev),
device_get_unit(dev), "via_sgd_channels",
&via_sgd_chnum) != 0)
via_sgd_chnum = NMSGDCHANS;
}
if (via_dxs_chnum > NDXSCHANS)
via_dxs_chnum = NDXSCHANS;
else if (via_dxs_chnum < 0)
via_dxs_chnum = 0;
if (via_sgd_chnum > NMSGDCHANS)
via_sgd_chnum = NMSGDCHANS;
else if (via_sgd_chnum < 0)
via_sgd_chnum = 0;
if (via_dxs_chnum + via_sgd_chnum < 1) {
/* Minimalist ? */
via_dxs_chnum = 1;
via_sgd_chnum = 0;
}
if (via_dxs_chnum > 0 && resource_int_value(device_get_name(dev),
device_get_unit(dev), "via_dxs_src",
&via_dxs_src) == 0)
via->dxs_src = (via_dxs_src > 0) ? 1 : 0;
else
via->dxs_src = 0;
/* Register */
if (pcm_register(dev, via, via_dxs_chnum + via_sgd_chnum, NWRCHANS))
goto bad;
for (i = 0; i < via_dxs_chnum; i++)
pcm_addchan(dev, PCMDIR_PLAY, &via8233dxs_class, via);
for (i = 0; i < via_sgd_chnum; i++)
pcm_addchan(dev, PCMDIR_PLAY, &via8233msgd_class, via);
for (i = 0; i < NWRCHANS; i++)
pcm_addchan(dev, PCMDIR_REC, &via8233wr_class, via);
if (via_dxs_chnum > 0)
via_init_sysctls(dev);
device_printf(dev, "<VIA DXS %sabled: DXS%s %d / SGD %d / REC %d>\n",
(via_dxs_chnum > 0) ? "En" : "Dis",
(via->dxs_src) ? "(SRC)" : "",
via_dxs_chnum, via_sgd_chnum, NWRCHANS);
pcm_setstatus(dev, status);
return 0;
bad:
if (via->codec) ac97_destroy(via->codec);
if (via->reg) bus_release_resource(dev, SYS_RES_IOPORT, via->regid, via->reg);
if (via->ih) bus_teardown_intr(dev, via->irq, via->ih);
if (via->irq) bus_release_resource(dev, SYS_RES_IRQ, via->irqid, via->irq);
if (via->parent_dmat) bus_dma_tag_destroy(via->parent_dmat);
if (via->sgd_dmamap) bus_dmamap_unload(via->sgd_dmat, via->sgd_dmamap);
if (via->sgd_table) bus_dmamem_free(via->sgd_dmat, via->sgd_table, via->sgd_dmamap);
if (via->sgd_dmat) bus_dma_tag_destroy(via->sgd_dmat);
if (via->lock) snd_mtxfree(via->lock);
if (via) kfree(via, M_DEVBUF);
return ENXIO;
}
static int
fm801_pci_attach(device_t dev)
{
struct ac97_info *codec = 0;
struct fm801_info *fm801;
int i;
int mapped = 0;
char status[SND_STATUSLEN];
fm801 = kmalloc(sizeof(*fm801), M_DEVBUF, M_WAITOK | M_ZERO);
fm801->type = pci_get_devid(dev);
pci_enable_busmaster(dev);
for (i = 0; (mapped == 0) && (i < PCI_MAXMAPS_0); i++) {
fm801->regid = PCIR_BAR(i);
fm801->regtype = SYS_RES_MEMORY;
fm801->reg = bus_alloc_resource_any(dev, fm801->regtype,
&fm801->regid, RF_ACTIVE);
if(!fm801->reg)
{
fm801->regtype = SYS_RES_IOPORT;
fm801->reg = bus_alloc_resource_any(dev,
fm801->regtype,
&fm801->regid,
RF_ACTIVE);
}
if(fm801->reg) {
fm801->st = rman_get_bustag(fm801->reg);
fm801->sh = rman_get_bushandle(fm801->reg);
mapped++;
}
}
if (mapped == 0) {
device_printf(dev, "unable to map register space\n");
goto oops;
}
fm801->bufsz = pcm_getbuffersize(dev, 4096, FM801_DEFAULT_BUFSZ, 65536);
fm801_init(fm801);
codec = AC97_CREATE(dev, fm801, fm801_ac97);
if (codec == NULL) goto oops;
if (mixer_init(dev, ac97_getmixerclass(), codec) == -1) goto oops;
fm801->irqid = 0;
fm801->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &fm801->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!fm801->irq || snd_setup_intr(dev, fm801->irq, 0, fm801_intr, fm801, &fm801->ih)) {
device_printf(dev, "unable to map interrupt\n");
goto oops;
}
if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
/*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/fm801->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&fm801->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto oops;
}
ksnprintf(status, 64, "at %s 0x%lx irq %ld %s",
(fm801->regtype == SYS_RES_IOPORT)? "io" : "memory",
rman_get_start(fm801->reg), rman_get_start(fm801->irq),PCM_KLDSTRING(snd_fm801));
#define FM801_MAXPLAYCH 1
if (pcm_register(dev, fm801, FM801_MAXPLAYCH, 1)) goto oops;
pcm_addchan(dev, PCMDIR_PLAY, &fm801ch_class, fm801);
pcm_addchan(dev, PCMDIR_REC, &fm801ch_class, fm801);
pcm_setstatus(dev, status);
fm801->radio = device_add_child(dev, "radio", -1);
bus_generic_attach(dev);
return 0;
oops:
if (codec) ac97_destroy(codec);
if (fm801->reg) bus_release_resource(dev, fm801->regtype, fm801->regid, fm801->reg);
if (fm801->ih) bus_teardown_intr(dev, fm801->irq, fm801->ih);
if (fm801->irq) bus_release_resource(dev, SYS_RES_IRQ, fm801->irqid, fm801->irq);
if (fm801->parent_dmat) bus_dma_tag_destroy(fm801->parent_dmat);
kfree(fm801, M_DEVBUF);
return ENXIO;
}
/*
* Attach
*/
static int
au88x0_pci_attach(device_t dev)
{
struct au88x0_chipset *auc;
struct au88x0_info *aui = NULL;
uint32_t config;
int error;
aui = kmalloc(sizeof *aui, M_DEVBUF, M_WAITOK | M_ZERO);
aui->aui_dev = dev;
/* Model-specific parameters */
aui->aui_model = pci_get_devid(dev);
for (auc = au88x0_chipsets; auc->auc_pci_id; ++auc)
if (auc->auc_pci_id == aui->aui_model)
aui->aui_chipset = auc;
if (aui->aui_chipset == NULL)
panic("%s() called for non-au88x0 device", __func__);
/* enable pio, mmio, bus-mastering dma */
config = pci_read_config(dev, PCIR_COMMAND, 2);
config |= (PCIM_CMD_PORTEN|PCIM_CMD_MEMEN|PCIM_CMD_BUSMASTEREN);
pci_write_config(dev, PCIR_COMMAND, config, 2);
/* register mapping */
config = pci_read_config(dev, PCIR_COMMAND, 2);
if (config & PCIM_CMD_MEMEN) {
/* try memory-mapped I/O */
aui->aui_regid = PCIR_BAR(0);
aui->aui_regtype = SYS_RES_MEMORY;
aui->aui_reg = bus_alloc_resource_any(dev, aui->aui_regtype,
&aui->aui_regid, RF_ACTIVE);
}
if (aui->aui_reg == NULL && (config & PCIM_CMD_PORTEN)) {
/* fall back on port I/O */
aui->aui_regid = PCIR_BAR(0);
aui->aui_regtype = SYS_RES_IOPORT;
aui->aui_reg = bus_alloc_resource_any(dev, aui->aui_regtype,
&aui->aui_regid, RF_ACTIVE);
}
if (aui->aui_reg == NULL) {
/* both mmio and pio failed... */
device_printf(dev, "failed to map registers\n");
goto failed;
}
aui->aui_spct = rman_get_bustag(aui->aui_reg);
aui->aui_spch = rman_get_bushandle(aui->aui_reg);
/* IRQ mapping */
aui->aui_irqid = 0;
aui->aui_irqtype = SYS_RES_IRQ;
aui->aui_irq = bus_alloc_resource_any(dev, aui->aui_irqtype,
&aui->aui_irqid, RF_ACTIVE | RF_SHAREABLE);
if (aui->aui_irq == 0) {
device_printf(dev, "failed to map IRQ\n");
goto failed;
}
/* install interrupt handler */
error = snd_setup_intr(dev, aui->aui_irq, 0, au88x0_intr,
aui, &aui->aui_irqh);
if (error != 0) {
device_printf(dev, "failed to install interrupt handler\n");
goto failed;
}
/* DMA mapping */
aui->aui_bufsize = pcm_getbuffersize(dev, AU88X0_BUFSIZE_MIN,
AU88X0_BUFSIZE_DFLT, AU88X0_BUFSIZE_MAX);
error = bus_dma_tag_create(NULL,
2, 0, /* 16-bit alignment, no boundary */
BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, /* restrict to 4GB */
NULL, NULL, /* no filter */
aui->aui_bufsize, 1, aui->aui_bufsize,
0, busdma_lock_mutex, &Giant, &aui->aui_dmat);
if (error != 0) {
device_printf(dev, "failed to create DMA tag\n");
goto failed;
}
/* initialize the hardware */
au88x0_init(aui);
/* initialize the ac97 codec and mixer */
if ((aui->aui_ac97i = AC97_CREATE(dev, aui, au88x0_ac97)) == NULL) {
device_printf(dev, "failed to initialize ac97 codec\n");
goto failed;
}
if (mixer_init(dev, ac97_getmixerclass(), aui->aui_ac97i) != 0) {
device_printf(dev, "failed to initialize ac97 mixer\n");
goto failed;
}
/* register with the pcm driver */
if (pcm_register(dev, aui, 0, 0))
goto failed;
pcm_addchan(dev, PCMDIR_PLAY, &au88x0_chan_class, aui);
#if 0
pcm_addchan(dev, PCMDIR_REC, &au88x0_chan_class, aui);
#endif
au88x0_set_status(dev);
return (0);
failed:
if (aui->aui_ac97i != NULL)
ac97_destroy(aui->aui_ac97i);
if (aui->aui_dmat)
bus_dma_tag_destroy(aui->aui_dmat);
if (aui->aui_irqh != NULL)
bus_teardown_intr(dev, aui->aui_irq, aui->aui_irqh);
if (aui->aui_irq)
bus_release_resource(dev, aui->aui_irqtype,
aui->aui_irqid, aui->aui_irq);
if (aui->aui_reg)
bus_release_resource(dev, aui->aui_regtype,
aui->aui_regid, aui->aui_reg);
kfree(aui, M_DEVBUF);
return (ENXIO);
}
static int
via_attach(device_t dev)
{
struct via_info *via = 0;
char status[SND_STATUSLEN];
u_int32_t data, cnt;
via = kmalloc(sizeof *via, M_DEVBUF, M_WAITOK | M_ZERO);
via->lock = snd_mtxcreate(device_get_nameunit(dev), "sound softc");
/* Get resources */
data = pci_read_config(dev, PCIR_COMMAND, 2);
data |= (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN);
pci_write_config(dev, PCIR_COMMAND, data, 2);
data = pci_read_config(dev, PCIR_COMMAND, 2);
/* Wake up and reset AC97 if necessary */
data = pci_read_config(dev, VIA_AC97STATUS, 1);
if ((data & VIA_AC97STATUS_RDY) == 0) {
/* Cold reset per ac97r2.3 spec (page 95) */
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_EN, 1); /* Assert low */
DELAY(100); /* Wait T_rst_low */
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_EN | VIA_ACLINK_NRST, 1); /* Assert high */
DELAY(5); /* Wait T_rst2clk */
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_EN, 1); /* Assert low */
} else {
/* Warm reset */
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_EN, 1); /* Force no sync */
DELAY(100);
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_EN | VIA_ACLINK_SYNC, 1); /* Sync */
DELAY(5); /* Wait T_sync_high */
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_EN, 1); /* Force no sync */
DELAY(5); /* Wait T_sync2clk */
}
/* Power everything up */
pci_write_config(dev, VIA_ACLINKCTRL, VIA_ACLINK_DESIRED, 1);
/* Wait for codec to become ready (largest reported delay here 310ms) */
for (cnt = 0; cnt < 2000; cnt++) {
data = pci_read_config(dev, VIA_AC97STATUS, 1);
if (data & VIA_AC97STATUS_RDY)
break;
DELAY(5000);
}
via->regid = PCIR_BAR(0);
via->reg = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
&via->regid, RF_ACTIVE);
if (!via->reg) {
device_printf(dev, "cannot allocate bus resource.");
goto bad;
}
via->st = rman_get_bustag(via->reg);
via->sh = rman_get_bushandle(via->reg);
via->bufsz = pcm_getbuffersize(dev, 4096, VIA_DEFAULT_BUFSZ, 65536);
via->irqid = 0;
via->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &via->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!via->irq || snd_setup_intr(dev, via->irq, INTR_MPSAFE, via_intr, via, &via->ih)) {
device_printf(dev, "unable to map interrupt\n");
goto bad;
}
via_wr(via, VIA_PLAY_MODE, VIA_RPMODE_AUTOSTART | VIA_RPMODE_INTR_FLAG | VIA_RPMODE_INTR_EOL, 1);
via_wr(via, VIA_RECORD_MODE, VIA_RPMODE_AUTOSTART | VIA_RPMODE_INTR_FLAG | VIA_RPMODE_INTR_EOL, 1);
via->codec = AC97_CREATE(dev, via, via_ac97);
if (!via->codec)
goto bad;
if (mixer_init(dev, ac97_getmixerclass(), via->codec))
goto bad;
via->codec_caps = ac97_getextcaps(via->codec);
ac97_setextmode(via->codec,
via->codec_caps & (AC97_EXTCAP_VRA | AC97_EXTCAP_VRM));
/* DMA tag for buffers */
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/via->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&via->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
/*
* DMA tag for SGD table. The 686 uses scatter/gather DMA and
* requires a list in memory of work to do. We need only 16 bytes
* for this list, and it is wasteful to allocate 16K.
*/
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/NSEGS * sizeof(struct via_dma_op),
/*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0,
&via->sgd_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
if (bus_dmamem_alloc(via->sgd_dmat, (void **)&via->sgd_table,
BUS_DMA_NOWAIT, &via->sgd_dmamap) != 0)
goto bad;
if (bus_dmamap_load(via->sgd_dmat, via->sgd_dmamap, via->sgd_table,
NSEGS * sizeof(struct via_dma_op), dma_cb, via, 0) != 0)
goto bad;
ksnprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld %s",
rman_get_start(via->reg), rman_get_start(via->irq),
PCM_KLDSTRING(snd_via82c686));
/* Register */
if (pcm_register(dev, via, 1, 1)) goto bad;
pcm_addchan(dev, PCMDIR_PLAY, &viachan_class, via);
pcm_addchan(dev, PCMDIR_REC, &viachan_class, via);
pcm_setstatus(dev, status);
return 0;
bad:
if (via->codec) ac97_destroy(via->codec);
if (via->reg) bus_release_resource(dev, SYS_RES_IOPORT, via->regid, via->reg);
if (via->ih) bus_teardown_intr(dev, via->irq, via->ih);
if (via->irq) bus_release_resource(dev, SYS_RES_IRQ, via->irqid, via->irq);
if (via->parent_dmat) bus_dma_tag_destroy(via->parent_dmat);
if (via->sgd_dmamap) bus_dmamap_unload(via->sgd_dmat, via->sgd_dmamap);
if (via->sgd_table) bus_dmamem_free(via->sgd_dmat, via->sgd_table, via->sgd_dmamap);
if (via->sgd_dmat) bus_dma_tag_destroy(via->sgd_dmat);
if (via->lock) snd_mtxfree(via->lock);
if (via) kfree(via, M_DEVBUF);
return ENXIO;
}
static int
davbus_attach(device_t self)
{
struct davbus_softc *sc;
struct resource *dbdma_irq, *cintr;
void *cookie;
char compat[64];
int rid, oirq, err;
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->aoa.sc_dev = self;
sc->node = ofw_bus_get_node(self);
sc->soundnode = OF_child(sc->node);
/* Map the controller register space. */
rid = 0;
sc->reg = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE);
if (sc->reg == NULL)
return (ENXIO);
/* Map the DBDMA channel register space. */
rid = 1;
sc->aoa.sc_odma = bus_alloc_resource_any(self, SYS_RES_MEMORY,
&rid, RF_ACTIVE);
if (sc->aoa.sc_odma == NULL)
return (ENXIO);
/* Establish the DBDMA channel edge-triggered interrupt. */
rid = 1;
dbdma_irq = bus_alloc_resource_any(self, SYS_RES_IRQ,
&rid, RF_SHAREABLE | RF_ACTIVE);
if (dbdma_irq == NULL)
return (ENXIO);
oirq = rman_get_start(dbdma_irq);
DPRINTF(("interrupting at irq %d\n", oirq));
err = powerpc_config_intr(oirq, INTR_TRIGGER_EDGE, INTR_POLARITY_LOW);
if (err != 0)
return (err);
snd_setup_intr(self, dbdma_irq, INTR_MPSAFE, aoa_interrupt,
sc, &cookie);
/* Now initialize the controller. */
bzero(compat, sizeof(compat));
OF_getprop(sc->soundnode, "compatible", compat, sizeof(compat));
OF_getprop(sc->soundnode, "device-id", &sc->device_id, sizeof(u_int));
mtx_init(&sc->mutex, "DAVbus", NULL, MTX_DEF);
device_printf(self, "codec: <%s>\n", compat);
/* Setup the control interrupt. */
rid = 0;
cintr = bus_alloc_resource_any(self, SYS_RES_IRQ,
&rid, RF_SHAREABLE | RF_ACTIVE);
if (cintr != NULL)
bus_setup_intr(self, cintr, INTR_TYPE_MISC | INTR_MPSAFE,
NULL, davbus_cint, sc, &cookie);
/* Initialize controller registers. */
bus_write_4(sc->reg, DAVBUS_SOUND_CTRL, DAVBUS_INPUT_SUBFRAME0 |
DAVBUS_OUTPUT_SUBFRAME0 | DAVBUS_RATE_44100 | DAVBUS_INTR_PORTCHG);
/* Attach DBDMA engine and PCM layer */
err = aoa_attach(sc);
if (err)
return (err);
/* Install codec module */
if (strcmp(compat, "screamer") == 0)
mixer_init(self, &screamer_mixer_class, sc);
else if (strcmp(compat, "burgundy") == 0)
mixer_init(self, &burgundy_mixer_class, sc);
return (0);
}