diff options
Diffstat (limited to 'sys/dev/sound/isa/sbc.c')
| -rw-r--r-- | sys/dev/sound/isa/sbc.c | 393 |
1 files changed, 393 insertions, 0 deletions
diff --git a/sys/dev/sound/isa/sbc.c b/sys/dev/sound/isa/sbc.c new file mode 100644 index 0000000..367f20f --- /dev/null +++ b/sys/dev/sound/isa/sbc.c @@ -0,0 +1,393 @@ +/*- + * Copyright (c) 1999 Seigo Tanimura + * 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 "sbc.h" +#include "isa.h" +#include "pnp.h" + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/bus.h> +#include <sys/malloc.h> +#include <sys/module.h> +#include <machine/resource.h> +#include <machine/bus.h> +#include <sys/rman.h> +#include <sys/soundcard.h> +#include <dev/sound/chip.h> + +#if NISA > 0 +#include <isa/isavar.h> +#include <isa/isa_common.h> +#ifdef __alpha__ /* XXX workaround a stupid warning */ +#include <alpha/isa/isavar.h> +#endif +#endif /* NISA > 0 */ + +#if NSBC > 0 + +/* Here is the parameter structure per a device. */ +struct sbc_softc { + device_t dev; /* device */ + int io_rid[3]; /* io port rids */ + struct resource *io[3]; /* io port resources */ + int io_alloced[3]; /* io port alloc flag */ + int irq_rid; /* irq rids */ + struct resource *irq; /* irq resources */ + int irq_alloced; /* irq alloc flag */ + int drq_rid[2]; /* drq rids */ + struct resource *drq[2]; /* drq resources */ + int drq_alloced[2]; /* drq alloc flag */ +}; + +typedef struct sbc_softc *sc_p; + +#if NISA > 0 && NPNP > 0 +static int sbc_probe(device_t dev); +static int sbc_attach(device_t dev); +#endif /* NISA > 0 && NPNP > 0 */ +static struct resource *sbc_alloc_resource(device_t bus, device_t child, int type, int *rid, + u_long start, u_long end, u_long count, u_int flags); +static int sbc_release_resource(device_t bus, device_t child, int type, int rid, + struct resource *r); + +static int alloc_resource(sc_p scp); +static int release_resource(sc_p scp); + +static devclass_t sbc_devclass; + +#if NISA > 0 && NPNP > 0 +static int +sbc_probe(device_t dev) +{ + u_int32_t vend_id, logical_id, vend_id2; + char *s; + struct sndcard_func *func; + + vend_id = isa_get_vendorid(dev); + vend_id2 = vend_id & 0xff00ffff; + logical_id = isa_get_logicalid(dev); + s = NULL; + + switch (logical_id) { +#if notdef + case 0x0000630e: /* Crystal Semiconductor */ + if (vend_id2 ==0x3600630e) /* CS4236 */ + s = "CS4236"; + else if (vend_id2 ==0x3200630e) /* CS4232 */ + s = "CS4232"; + else if (vend_id2 ==0x3500630e) /* CS4236B */ + s = "CS4236B"; + break; +#endif /* notdef */ + case 0x01008c0e: /* Creative ViBRA16C */ + if (vend_id2 == 0x70008c0e) + s = "Creative ViBRA16C PnP"; + break; + case 0x43008c0e: /* Creative ViBRA16X */ + if (vend_id2 == 0xf0008c0e) + s = "Creative ViBRA16C PnP"; + break; + case 0x31008c0e: /* Creative SB */ + if (vend_id2 == 0x26008c0e) + s = "Creative SB16 PnP"; + else if (vend_id2 == 0x42008c0e) + s = "Creative SB32 (CTL0042)"; + else if (vend_id2 == 0x44008c0e) + s = "Creative SB32 (CTL0044)"; + else if (vend_id2 == 0x49008c0e) + s = "Creative SB32 (CTL0049)"; + else if (vend_id2 == 0xf1008c0e) + s = "Creative SB32 (CTL00f1)"; + break; + case 0x42008c0e: /* Creative SB AWE64 (CTL00c1) */ + if (vend_id2 == 0xc1008c0e) + s = "Creative SB AWE64 (CTL00c1)"; + break; + case 0x45008c0e: /* Creative SB AWE64 (CTL0045) */ + if (vend_id2 == 0xe4008c0e) + s = "Creative SB AWE64 (CTL0045)"; + break; +#if notdef + case 0x01200001: /* Avance Logic */ + if (vend_id2 == 0x20009305) + s = "Avance Logic ALS120"; + break; + case 0x01100001: /* Avance Asound */ + if (vend_id2 == 0x10009305) + s = "Avance Asound 110"; + break; + case 0x68187316: /* ESS1868 */ + if (vend_id2 == 0x68007316) + s = "ESS ES1868 Plug and Play AudioDrive"; + break; + case 0x79187316: /* ESS1879 */ + if (vend_id2 == 0x79007316) + s = "ESS ES1879 Plug and Play AudioDrive"; + break; + case 0x2100a865: /* Yamaha */ + if (vend_id2 == 0x2000a865) + s = "Yamaha OPL3-SA2/SAX Sound Board"; + break; + case 0x80719304: /* Terratec */ + if (vend_id2 == 0x1114b250) + s = "Terratec Soundsystem Base 1"; + break; + case 0x0300561e: /* Gravis */ + if (vend_id2 == 0x0100561e) + s = "Gravis UltraSound Plug & Play"; + break; +#endif /* notdef */ + } + + if (s != NULL) { + device_set_desc(dev, s); + + /* PCM Audio */ + func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT); + if (func == NULL) + return (ENOMEM); + bzero(func, sizeof(*func)); + func->func = SCF_PCM; + device_add_child(dev, "pcm", -1, func); + +#if notyet + /* Midi Interface */ + func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT); + if (func == NULL) + return (ENOMEM); + bzero(func, sizeof(*func)); + func->func = SCF_MIDI; + device_add_child(dev, "midi", -1, func); + + /* OPL FM Synthesizer */ + func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT); + if (func == NULL) + return (ENOMEM); + bzero(func, sizeof(*func)); + func->func = SCF_SYNTH; + device_add_child(dev, "midi", -1, func); +#endif /* notyet */ + + return (0); + } + + return (ENXIO); +} + +static int +sbc_attach(device_t dev) +{ + sc_p scp; + int unit; + + scp = device_get_softc(dev); + unit = device_get_unit(dev); + + bzero(scp, sizeof(*scp)); + + scp->dev = dev; + if (alloc_resource(scp)) { + release_resource(scp); + return (ENXIO); + } + + bus_generic_attach(dev); + + return (0); +} +#endif /* NISA > 0 && NPNP > 0 */ + +static struct resource * +sbc_alloc_resource(device_t bus, device_t child, int type, int *rid, + u_long start, u_long end, u_long count, u_int flags) +{ + sc_p scp; + int *alloced, rid_max, alloced_max; + struct resource **res; + + scp = device_get_softc(bus); + switch (type) { + case SYS_RES_IOPORT: + alloced = scp->io_alloced; + res = scp->io; + rid_max = 2; + alloced_max = 1; + break; + case SYS_RES_IRQ: + alloced = &scp->irq_alloced; + res = &scp->irq; + rid_max = 0; + alloced_max = 2; /* pcm and mpu may share the irq. */ + break; + case SYS_RES_DRQ: + alloced = scp->drq_alloced; + res = scp->drq; + rid_max = 1; + alloced_max = 1; + break; + default: + return (NULL); + } + + if (*rid > rid_max || alloced[*rid] == alloced_max) + return (NULL); + + alloced[*rid]++; + return (res[*rid]); +} + +static int +sbc_release_resource(device_t bus, device_t child, int type, int rid, + struct resource *r) +{ + sc_p scp; + int *alloced, rid_max; + + scp = device_get_softc(bus); + switch (type) { + case SYS_RES_IOPORT: + alloced = scp->io_alloced; + rid_max = 2; + break; + case SYS_RES_IRQ: + alloced = &scp->irq_alloced; + rid_max = 0; + break; + case SYS_RES_DRQ: + alloced = scp->drq_alloced; + rid_max = 1; + break; + default: + return (1); + } + + if (rid > rid_max || alloced[rid] == 0) + return (1); + + alloced[rid]--; + return (0); +} + +static int io_range[3] = {0x10, 0x4, 0x4}; +static int +alloc_resource(sc_p scp) +{ + int i; + + for (i = 0 ; i < sizeof(scp->io) / sizeof(*scp->io) ; i++) { + if (scp->io[i] == NULL) { + scp->io_rid[i] = i; + scp->io[i] = bus_alloc_resource(scp->dev, SYS_RES_IOPORT, &scp->io_rid[i], + 0, ~0, io_range[i], RF_ACTIVE); + if (scp->io[i] == NULL) + return (1); + scp->io_alloced[i] = 0; + } + } + if (scp->irq == NULL) { + scp->irq_rid = 0; + scp->irq = bus_alloc_resource(scp->dev, SYS_RES_IRQ, &scp->irq_rid, + 0, ~0, 1, RF_ACTIVE | RF_SHAREABLE); + if (scp->irq == NULL) + return (1); + scp->irq_alloced = 0; + } + for (i = 0 ; i < sizeof(scp->drq) / sizeof(*scp->drq) ; i++) { + if (scp->drq[i] == NULL) { + scp->drq_rid[i] = i; + scp->drq[i] = bus_alloc_resource(scp->dev, SYS_RES_DRQ, &scp->drq_rid[i], + 0, ~0, 1, RF_ACTIVE); + if (scp->drq[i] == NULL) + return (1); + scp->drq_alloced[i] = 0; + } + } + return (0); +} + +static int +release_resource(sc_p scp) +{ + int i; + + for (i = 0 ; i < sizeof(scp->io) / sizeof(*scp->io) ; i++) { + if (scp->io[i] != NULL) { + bus_release_resource(scp->dev, SYS_RES_IOPORT, scp->io_rid[i], scp->io[i]); + scp->io[i] = NULL; + } + } + if (scp->irq != NULL) { + bus_release_resource(scp->dev, SYS_RES_IRQ, scp->irq_rid, scp->irq); + scp->irq = NULL; + } + for (i = 0 ; i < sizeof(scp->drq) / sizeof(*scp->drq) ; i++) { + if (scp->drq[i] != NULL) { + bus_release_resource(scp->dev, SYS_RES_DRQ, scp->drq_rid[i], scp->drq[i]); + scp->drq[i] = NULL; + } + } + return (0); +} + +#if NISA > 0 && NPNP > 0 +static device_method_t sbc_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, sbc_probe), + DEVMETHOD(device_attach, sbc_attach), + DEVMETHOD(device_detach, bus_generic_detach), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + DEVMETHOD(device_suspend, bus_generic_suspend), + DEVMETHOD(device_resume, bus_generic_resume), + + /* Bus interface */ + DEVMETHOD(bus_print_child, bus_generic_print_child), + DEVMETHOD(bus_alloc_resource, sbc_alloc_resource), + DEVMETHOD(bus_release_resource, sbc_release_resource), + DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), + DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), + DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), + DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), + + { 0, 0 } +}; + +static driver_t sbc_driver = { + "sbc", + sbc_methods, + sizeof(struct sbc_softc), +}; + +/* + * sbc can be attached to an isa bus. + */ +DRIVER_MODULE(sbc, isa, sbc_driver, sbc_devclass, 0, 0); +#endif /* NISA > 0 && NPNP > 0 */ + +#endif /* NSBC > 0 */ |
