sbc.c revision 61061
153553Stanimura/*- 253553Stanimura * Copyright (c) 1999 Seigo Tanimura 353553Stanimura * All rights reserved. 453553Stanimura * 553553Stanimura * Redistribution and use in source and binary forms, with or without 653553Stanimura * modification, are permitted provided that the following conditions 753553Stanimura * are met: 853553Stanimura * 1. Redistributions of source code must retain the above copyright 953553Stanimura * notice, this list of conditions and the following disclaimer. 1053553Stanimura * 2. Redistributions in binary form must reproduce the above copyright 1153553Stanimura * notice, this list of conditions and the following disclaimer in the 1253553Stanimura * documentation and/or other materials provided with the distribution. 1353553Stanimura * 1453553Stanimura * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1553553Stanimura * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1653553Stanimura * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1753553Stanimura * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1853553Stanimura * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1953553Stanimura * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2053553Stanimura * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2153553Stanimura * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2253553Stanimura * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2353553Stanimura * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2453553Stanimura * SUCH DAMAGE. 2553553Stanimura * 2653553Stanimura * $FreeBSD: head/sys/dev/sound/isa/sbc.c 61061 2000-05-29 07:43:51Z kuriyama $ 2753553Stanimura */ 2853553Stanimura 2953553Stanimura#include "isa.h" 3053553Stanimura 3153553Stanimura#include <dev/sound/chip.h> 3254462Scg#include <dev/sound/pcm/sound.h> 3354462Scg#include <dev/sound/isa/sb.h> 3453553Stanimura 3554824Scg#define IO_MAX 3 3654824Scg#define IRQ_MAX 1 3754824Scg#define DRQ_MAX 2 3854824Scg#define INTR_MAX 2 3954824Scg 4054824Scgstruct sbc_ihl { 4154824Scg driver_intr_t *intr[INTR_MAX]; 4254824Scg void *intr_arg[INTR_MAX]; 4354824Scg}; 4454824Scg 4553553Stanimura/* Here is the parameter structure per a device. */ 4653553Stanimurastruct sbc_softc { 4753553Stanimura device_t dev; /* device */ 4854462Scg 4954824Scg int io_rid[IO_MAX]; /* io port rids */ 5054824Scg struct resource *io[IO_MAX]; /* io port resources */ 5154824Scg int io_alloced[IO_MAX]; /* io port alloc flag */ 5254462Scg 5354824Scg int irq_rid[IRQ_MAX]; /* irq rids */ 5454824Scg struct resource *irq[IRQ_MAX]; /* irq resources */ 5554824Scg int irq_alloced[IRQ_MAX]; /* irq alloc flag */ 5654462Scg 5754824Scg int drq_rid[DRQ_MAX]; /* drq rids */ 5854824Scg struct resource *drq[DRQ_MAX]; /* drq resources */ 5954824Scg int drq_alloced[DRQ_MAX]; /* drq alloc flag */ 6054462Scg 6154824Scg struct sbc_ihl ihl[IRQ_MAX]; 6254824Scg 6354824Scg void *ih; 6454824Scg 6554462Scg u_int32_t bd_ver; 6653553Stanimura}; 6753553Stanimura 6853553Stanimurastatic int sbc_probe(device_t dev); 6953553Stanimurastatic int sbc_attach(device_t dev); 7054824Scgstatic void sbc_intr(void *p); 7154824Scg 7253553Stanimurastatic struct resource *sbc_alloc_resource(device_t bus, device_t child, int type, int *rid, 7354462Scg u_long start, u_long end, u_long count, u_int flags); 7453553Stanimurastatic int sbc_release_resource(device_t bus, device_t child, int type, int rid, 7554462Scg struct resource *r); 7654824Scgstatic int sbc_setup_intr(device_t dev, device_t child, struct resource *irq, 7754824Scg int flags, driver_intr_t *intr, void *arg, 7854824Scg void **cookiep); 7954824Scgstatic int sbc_teardown_intr(device_t dev, device_t child, struct resource *irq, 8054824Scg void *cookie); 8153553Stanimura 8254462Scgstatic int alloc_resource(struct sbc_softc *scp); 8354462Scgstatic int release_resource(struct sbc_softc *scp); 8453553Stanimura 8553553Stanimurastatic devclass_t sbc_devclass; 8653553Stanimura 8754462Scgstatic int io_range[3] = {0x10, 0x2, 0x4}; 8854462Scg 8960711Snyan#ifdef PC98 /* I/O address table for PC98 */ 9060711Snyanstatic bus_addr_t pcm_iat[] = { 9160711Snyan 0x000, 0x100, 0x200, 0x300, 0x400, 0x500, 0x600, 0x700, 9260711Snyan 0x800, 0x900, 0xa00, 0xb00, 0xc00, 0xd00, 0xe00, 0xf00 9360711Snyan}; 9460711Snyanstatic bus_addr_t midi_iat[] = { 9560711Snyan 0x000, 0x100 9660711Snyan}; 9760711Snyanstatic bus_addr_t opl_iat[] = { 9860711Snyan 0x000, 0x100, 0x200, 0x300 9960711Snyan}; 10060711Snyanstatic bus_addr_t *sb_iat[] = { pcm_iat, midi_iat, opl_iat }; 10160711Snyan#endif 10260711Snyan 10354462Scgstatic int sb_rd(struct resource *io, int reg); 10454462Scgstatic void sb_wr(struct resource *io, int reg, u_int8_t val); 10554462Scgstatic int sb_dspready(struct resource *io); 10654462Scgstatic int sb_cmd(struct resource *io, u_char val); 10754462Scgstatic u_int sb_get_byte(struct resource *io); 10854462Scgstatic void sb_setmixer(struct resource *io, u_int port, u_int value); 10954462Scg 11054462Scgstatic int 11154462Scgsb_rd(struct resource *io, int reg) 11254462Scg{ 11354462Scg return bus_space_read_1(rman_get_bustag(io), 11454462Scg rman_get_bushandle(io), 11554462Scg reg); 11654462Scg} 11754462Scg 11854462Scgstatic void 11954462Scgsb_wr(struct resource *io, int reg, u_int8_t val) 12054462Scg{ 12154462Scg return bus_space_write_1(rman_get_bustag(io), 12254462Scg rman_get_bushandle(io), 12354462Scg reg, val); 12454462Scg} 12554462Scg 12654462Scgstatic int 12754462Scgsb_dspready(struct resource *io) 12854462Scg{ 12954462Scg return ((sb_rd(io, SBDSP_STATUS) & 0x80) == 0); 13054462Scg} 13154462Scg 13254462Scgstatic int 13354462Scgsb_dspwr(struct resource *io, u_char val) 13454462Scg{ 13554462Scg int i; 13654462Scg 13754462Scg for (i = 0; i < 1000; i++) { 13854462Scg if (sb_dspready(io)) { 13954462Scg sb_wr(io, SBDSP_CMD, val); 14054462Scg return 1; 14154462Scg } 14254462Scg if (i > 10) DELAY((i > 100)? 1000 : 10); 14354462Scg } 14454462Scg printf("sb_dspwr(0x%02x) timed out.\n", val); 14554462Scg return 0; 14654462Scg} 14754462Scg 14854462Scgstatic int 14954462Scgsb_cmd(struct resource *io, u_char val) 15054462Scg{ 15154462Scg return sb_dspwr(io, val); 15254462Scg} 15354462Scg 15454462Scgstatic void 15554462Scgsb_setmixer(struct resource *io, u_int port, u_int value) 15654462Scg{ 15754462Scg u_long flags; 15854462Scg 15954462Scg flags = spltty(); 16054462Scg sb_wr(io, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */ 16154462Scg DELAY(10); 16254462Scg sb_wr(io, SB_MIX_DATA, (u_char) (value & 0xff)); 16354462Scg DELAY(10); 16454462Scg splx(flags); 16554462Scg} 16654462Scg 16754462Scgstatic u_int 16854462Scgsb_get_byte(struct resource *io) 16954462Scg{ 17054462Scg int i; 17154462Scg 17254462Scg for (i = 1000; i > 0; i--) { 17354462Scg if (sb_rd(io, DSP_DATA_AVAIL) & 0x80) 17454462Scg return sb_rd(io, DSP_READ); 17554462Scg else 17654462Scg DELAY(20); 17754462Scg } 17854462Scg return 0xffff; 17954462Scg} 18054462Scg 18154462Scgstatic int 18254462Scgsb_reset_dsp(struct resource *io) 18354462Scg{ 18454462Scg sb_wr(io, SBDSP_RST, 3); 18554462Scg DELAY(100); 18654462Scg sb_wr(io, SBDSP_RST, 0); 18754462Scg return (sb_get_byte(io) == 0xAA)? 0 : ENXIO; 18854462Scg} 18954462Scg 19054462Scgstatic int 19154462Scgsb_identify_board(struct resource *io) 19254462Scg{ 19354462Scg int ver, essver, rev; 19454462Scg 19554462Scg sb_cmd(io, DSP_CMD_GETVER); /* Get version */ 19654462Scg ver = (sb_get_byte(io) << 8) | sb_get_byte(io); 19754462Scg if (ver < 0x100 || ver > 0x4ff) return 0; 19854462Scg if (ver == 0x0301) { 19954462Scg /* Try to detect ESS chips. */ 20054462Scg sb_cmd(io, DSP_CMD_GETID); /* Return ident. bytes. */ 20154462Scg essver = (sb_get_byte(io) << 8) | sb_get_byte(io); 20254462Scg rev = essver & 0x000f; 20354462Scg essver &= 0xfff0; 20454462Scg if (essver == 0x4880) ver |= 0x1000; 20554462Scg else if (essver == 0x6880) ver = 0x0500 | rev; 20654462Scg } 20754462Scg return ver; 20854462Scg} 20954462Scg 21054118Stanimurastatic struct isa_pnp_id sbc_ids[] = { 21154961Speter {0x01008c0e, "Creative ViBRA16C"}, /* CTL0001 */ 21254961Speter {0x31008c0e, "Creative SB16/SB32"}, /* CTL0031 */ 21354961Speter {0x41008c0e, "Creative SB16/SB32"}, /* CTL0041 */ 21454961Speter {0x42008c0e, "Creative SB AWE64"}, /* CTL0042 */ 21554961Speter {0x43008c0e, "Creative ViBRA16X"}, /* CTL0043 */ 21654961Speter {0x44008c0e, "Creative SB AWE64 Gold"}, /* CTL0044 */ 21754961Speter {0x45008c0e, "Creative SB AWE64"}, /* CTL0045 */ 21854462Scg 21958385Scg {0x01000000, "Avance Logic ALS100+"}, /* @@@0001 - ViBRA16X clone */ 22054961Speter {0x01100000, "Avance Asound 110"}, /* @@@1001 */ 22158385Scg {0x01200000, "Avance Logic ALS120"}, /* @@@2001 - ViBRA16X clone */ 22254462Scg 22356721Sgallatin {0x02017316, "ESS ES1688"}, /* ESS1688 */ 22454961Speter {0x68187316, "ESS ES1868"}, /* ESS1868 */ 22561061Skuriyama {0x03007316, "ESS ES1869"}, /* ESS1869 */ 22654961Speter {0x69187316, "ESS ES1869"}, /* ESS1869 */ 22754961Speter {0xacb0110e, "ESS ES1869 (Compaq OEM)"}, /* CPQb0ac */ 22855848Sdeischen {0x78187316, "ESS ES1878"}, /* ESS1878 */ 22954961Speter {0x79187316, "ESS ES1879"}, /* ESS1879 */ 23054961Speter {0x88187316, "ESS ES1888"}, /* ESS1888 */ 23154961Speter {0x07017316, "ESS ES1888 (DEC OEM)"}, /* ESS0107 */ 23254118Stanimura {0} 23354118Stanimura}; 23454118Stanimura 23553553Stanimurastatic int 23653553Stanimurasbc_probe(device_t dev) 23753553Stanimura{ 23854462Scg char *s = NULL; 23956774Scg u_int32_t lid, vid; 24056774Scg 24156774Scg lid = isa_get_logicalid(dev); 24256774Scg vid = isa_get_vendorid(dev); 24356774Scg if (lid) { 24456774Scg if (lid == 0x01000000 && vid != 0x01009305) /* ALS0001 */ 24556774Scg return ENXIO; 24654462Scg /* Check pnp ids */ 24754462Scg return ISA_PNP_PROBE(device_get_parent(dev), dev, sbc_ids); 24854462Scg } else { 24954462Scg int rid = 0, ver; 25054462Scg struct resource *io; 25153553Stanimura 25260711Snyan#ifdef PC98 25360711Snyan io = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, 25460711Snyan pcm_iat, 16, RF_ACTIVE); 25560711Snyan#else 25654462Scg io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 25754462Scg 0, ~0, 16, RF_ACTIVE); 25860711Snyan#endif 25954462Scg if (!io) goto bad; 26060711Snyan#ifdef PC98 26160711Snyan isa_load_resourcev(io, pcm_iat, 16); 26260711Snyan#endif 26354462Scg if (sb_reset_dsp(io)) goto bad2; 26454462Scg ver = sb_identify_board(io); 26554462Scg if (ver == 0) goto bad2; 26654462Scg switch ((ver & 0x00000f00) >> 8) { 26754462Scg case 1: 26854462Scg case 2: 26954462Scg s = "Soundblaster"; 27054462Scg break; 27154462Scg 27254462Scg case 3: 27354462Scg s = (ver & 0x0000f000)? "ESS 488" : "Soundblaster Pro"; 27454462Scg break; 27554462Scg 27654462Scg case 4: 27754462Scg s = "Soundblaster 16"; 27854462Scg break; 27954462Scg 28054462Scg case 5: 28154462Scg s = (ver & 0x00000008)? "ESS 688" : "ESS 1688"; 28254462Scg break; 28354462Scg } 28454462Scg if (s) device_set_desc(dev, s); 28554462Scgbad2: bus_release_resource(dev, SYS_RES_IOPORT, rid, io); 28654462Scgbad: return s? 0 : ENXIO; 28754462Scg } 28853553Stanimura} 28953553Stanimura 29053553Stanimurastatic int 29153553Stanimurasbc_attach(device_t dev) 29253553Stanimura{ 29354791Scg char *err = NULL; 29454462Scg struct sbc_softc *scp; 29554462Scg struct sndcard_func *func; 29654118Stanimura device_t child; 29754462Scg u_int32_t logical_id = isa_get_logicalid(dev); 29854462Scg int flags = device_get_flags(dev); 29954824Scg int f, dh, dl, x, irq, i; 30053553Stanimura 30154462Scg if (!logical_id && (flags & DV_F_DUAL_DMA)) { 30254462Scg bus_set_resource(dev, SYS_RES_DRQ, 1, 30354462Scg flags & DV_F_DRQ_MASK, 1); 30454462Scg } 30554462Scg 30653553Stanimura scp = device_get_softc(dev); 30753553Stanimura bzero(scp, sizeof(*scp)); 30854462Scg scp->dev = dev; 30954791Scg err = "alloc_resource"; 31054462Scg if (alloc_resource(scp)) goto bad; 31153553Stanimura 31254791Scg err = "sb_reset_dsp"; 31354462Scg if (sb_reset_dsp(scp->io[0])) goto bad; 31454791Scg err = "sb_identify_board"; 31554462Scg scp->bd_ver = sb_identify_board(scp->io[0]) & 0x00000fff; 31654462Scg if (scp->bd_ver == 0) goto bad; 31754791Scg f = 0; 31858385Scg if (logical_id == 0x01200000 && scp->bd_ver < 0x0400) scp->bd_ver = 0x0499; 31954462Scg switch ((scp->bd_ver & 0x0f00) >> 8) { 32054462Scg case 1: /* old sound blaster has nothing... */ 32154462Scg break; 32254462Scg 32354462Scg case 2: 32454462Scg f |= BD_F_DUP_MIDI; 32554462Scg if (scp->bd_ver > 0x200) f |= BD_F_MIX_CT1335; 32654462Scg break; 32754462Scg 32854462Scg case 5: 32954462Scg f |= BD_F_ESS; 33054462Scg scp->bd_ver = 0x0301; 33154462Scg case 3: 33254462Scg f |= BD_F_DUP_MIDI | BD_F_MIX_CT1345; 33354462Scg break; 33454462Scg 33554462Scg case 4: 33654462Scg f |= BD_F_SB16 | BD_F_MIX_CT1745; 33754791Scg if (scp->drq[0]) dl = rman_get_start(scp->drq[0]); else dl = -1; 33854462Scg if (scp->drq[1]) dh = rman_get_start(scp->drq[1]); else dh = dl; 33954846Scg if (!logical_id && (dh < dl)) { 34054846Scg struct resource *r; 34154846Scg r = scp->drq[0]; 34254846Scg scp->drq[0] = scp->drq[1]; 34354846Scg scp->drq[1] = r; 34454846Scg dl = rman_get_start(scp->drq[0]); 34554846Scg dh = rman_get_start(scp->drq[1]); 34654462Scg } 34754791Scg /* soft irq/dma configuration */ 34854791Scg x = -1; 34954824Scg irq = rman_get_start(scp->irq[0]); 35060711Snyan#ifdef PC98 35160711Snyan /* SB16 in PC98 use different IRQ table */ 35260711Snyan if (irq == 3) x = 1; 35360711Snyan else if (irq == 5) x = 8; 35460711Snyan else if (irq == 10) x = 2; 35560711Snyan else if (irq == 12) x = 4; 35660711Snyan if (x == -1) { 35760711Snyan err = "bad irq (3/5/10/12 valid)"; 35860711Snyan goto bad; 35960711Snyan } 36060711Snyan else sb_setmixer(scp->io[0], IRQ_NR, x); 36160711Snyan /* SB16 in PC98 use different dma setting */ 36260711Snyan sb_setmixer(scp->io[0], DMA_NR, dh == 0 ? 1 : 2); 36360711Snyan#else 36454791Scg if (irq == 5) x = 2; 36554791Scg else if (irq == 7) x = 4; 36654791Scg else if (irq == 9) x = 1; 36754791Scg else if (irq == 10) x = 8; 36854791Scg if (x == -1) { 36954791Scg err = "bad irq (5/7/9/10 valid)"; 37054791Scg goto bad; 37154791Scg } 37254791Scg else sb_setmixer(scp->io[0], IRQ_NR, x); 37354791Scg sb_setmixer(scp->io[0], DMA_NR, (1 << dh) | (1 << dl)); 37460711Snyan#endif 37554791Scg device_printf(dev, "setting card to irq %d, drq %d", irq, dl); 37654791Scg if (dl != dh) printf(", %d", dh); 37754791Scg printf("\n"); 37854462Scg break; 37954462Scg } 38054462Scg 38154462Scg switch (logical_id) { 38254961Speter case 0x43008c0e: /* CTL0043 */ 38358385Scg case 0x01200000: 38458385Scg case 0x01000000: 38554462Scg f |= BD_F_SB16X; 38654462Scg break; 38753553Stanimura } 38854462Scg scp->bd_ver |= f << 16; 38953553Stanimura 39054824Scg err = "setup_intr"; 39154824Scg for (i = 0; i < IRQ_MAX; i++) { 39254824Scg if (bus_setup_intr(dev, scp->irq[i], INTR_TYPE_TTY, sbc_intr, &scp->ihl[i], &scp->ih)) 39354824Scg goto bad; 39454824Scg } 39554824Scg 39654118Stanimura /* PCM Audio */ 39754118Stanimura func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT); 39854462Scg if (func == NULL) goto bad; 39954118Stanimura bzero(func, sizeof(*func)); 40054118Stanimura func->func = SCF_PCM; 40154118Stanimura child = device_add_child(dev, "pcm", -1); 40254118Stanimura device_set_ivars(child, func); 40354118Stanimura 40454118Stanimura#if notyet 40554118Stanimura /* Midi Interface */ 40654118Stanimura func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT); 40754462Scg if (func == NULL) goto bad; 40854118Stanimura bzero(func, sizeof(*func)); 40954118Stanimura func->func = SCF_MIDI; 41054118Stanimura child = device_add_child(dev, "midi", -1); 41154118Stanimura device_set_ivars(child, func); 41254118Stanimura 41354118Stanimura /* OPL FM Synthesizer */ 41454118Stanimura func = malloc(sizeof(struct sndcard_func), M_DEVBUF, M_NOWAIT); 41554462Scg if (func == NULL) goto bad; 41654118Stanimura bzero(func, sizeof(*func)); 41754118Stanimura func->func = SCF_SYNTH; 41854118Stanimura child = device_add_child(dev, "midi", -1); 41954118Stanimura device_set_ivars(child, func); 42054118Stanimura#endif /* notyet */ 42154118Stanimura 42254462Scg /* probe/attach kids */ 42353553Stanimura bus_generic_attach(dev); 42453553Stanimura 42553553Stanimura return (0); 42654462Scg 42754791Scgbad: if (err) device_printf(dev, "%s\n", err); 42854791Scg release_resource(scp); 42954462Scg return (ENXIO); 43053553Stanimura} 43153553Stanimura 43254824Scgstatic void 43354824Scgsbc_intr(void *p) 43454824Scg{ 43554824Scg struct sbc_ihl *ihl = p; 43654824Scg int i; 43754824Scg 43854824Scg i = 0; 43954824Scg while (i < INTR_MAX) { 44054824Scg if (ihl->intr[i] != NULL) ihl->intr[i](ihl->intr_arg[i]); 44154824Scg i++; 44254824Scg } 44354824Scg} 44454824Scg 44554824Scgstatic int 44654824Scgsbc_setup_intr(device_t dev, device_t child, struct resource *irq, 44754824Scg int flags, driver_intr_t *intr, void *arg, 44854824Scg void **cookiep) 44954824Scg{ 45054824Scg struct sbc_softc *scp = device_get_softc(dev); 45154824Scg struct sbc_ihl *ihl = NULL; 45254824Scg int i; 45354824Scg 45454824Scg i = 0; 45554824Scg while (i < IRQ_MAX) { 45654824Scg if (irq == scp->irq[i]) ihl = &scp->ihl[i]; 45754824Scg i++; 45854824Scg } 45954824Scg if (ihl == NULL) return (EINVAL); 46054824Scg i = 0; 46154824Scg while (i < INTR_MAX) { 46254824Scg if (ihl->intr[i] == NULL) { 46354824Scg ihl->intr[i] = intr; 46454824Scg ihl->intr_arg[i] = arg; 46554824Scg *cookiep = &ihl->intr[i]; 46654824Scg return 0; 46754824Scg } else i++; 46854824Scg } 46954824Scg return (EINVAL); 47054824Scg} 47154824Scg 47254824Scgstatic int 47354824Scgsbc_teardown_intr(device_t dev, device_t child, struct resource *irq, 47454824Scg void *cookie) 47554824Scg{ 47654824Scg struct sbc_softc *scp = device_get_softc(dev); 47754824Scg struct sbc_ihl *ihl = NULL; 47854824Scg int i; 47954824Scg 48054824Scg i = 0; 48154824Scg while (i < IRQ_MAX) { 48254824Scg if (irq == scp->irq[i]) ihl = &scp->ihl[i]; 48354824Scg i++; 48454824Scg } 48554824Scg if (ihl == NULL) return (EINVAL); 48654824Scg i = 0; 48754824Scg while (i < INTR_MAX) { 48854824Scg if (cookie == &ihl->intr[i]) { 48954824Scg ihl->intr[i] = NULL; 49054824Scg ihl->intr_arg[i] = NULL; 49154824Scg return 0; 49254824Scg } else i++; 49354824Scg } 49454824Scg return (EINVAL); 49554824Scg} 49654824Scg 49753553Stanimurastatic struct resource * 49853553Stanimurasbc_alloc_resource(device_t bus, device_t child, int type, int *rid, 49953553Stanimura u_long start, u_long end, u_long count, u_int flags) 50053553Stanimura{ 50154462Scg struct sbc_softc *scp; 50253553Stanimura int *alloced, rid_max, alloced_max; 50353553Stanimura struct resource **res; 50460711Snyan#ifdef PC98 50560711Snyan int i; 50660711Snyan#endif 50753553Stanimura 50853553Stanimura scp = device_get_softc(bus); 50953553Stanimura switch (type) { 51053553Stanimura case SYS_RES_IOPORT: 51153553Stanimura alloced = scp->io_alloced; 51253553Stanimura res = scp->io; 51360711Snyan#ifdef PC98 51460711Snyan rid_max = 0; 51560711Snyan for (i = 0; i < IO_MAX; i++) 51660711Snyan rid_max += io_range[i]; 51760711Snyan#else 51854824Scg rid_max = IO_MAX - 1; 51960711Snyan#endif 52053553Stanimura alloced_max = 1; 52153553Stanimura break; 52254462Scg case SYS_RES_DRQ: 52354462Scg alloced = scp->drq_alloced; 52454462Scg res = scp->drq; 52554824Scg rid_max = DRQ_MAX - 1; 52654462Scg alloced_max = 1; 52754462Scg break; 52853553Stanimura case SYS_RES_IRQ: 52954824Scg alloced = scp->irq_alloced; 53054824Scg res = scp->irq; 53154824Scg rid_max = IRQ_MAX - 1; 53254824Scg alloced_max = INTR_MAX; /* pcm and mpu may share the irq. */ 53353553Stanimura break; 53453553Stanimura default: 53553553Stanimura return (NULL); 53653553Stanimura } 53753553Stanimura 53853553Stanimura if (*rid > rid_max || alloced[*rid] == alloced_max) 53953553Stanimura return (NULL); 54053553Stanimura 54153553Stanimura alloced[*rid]++; 54254961Speter return (res[*rid]); 54353553Stanimura} 54453553Stanimura 54553553Stanimurastatic int 54653553Stanimurasbc_release_resource(device_t bus, device_t child, int type, int rid, 54753553Stanimura struct resource *r) 54853553Stanimura{ 54954462Scg struct sbc_softc *scp; 55053553Stanimura int *alloced, rid_max; 55153553Stanimura 55253553Stanimura scp = device_get_softc(bus); 55353553Stanimura switch (type) { 55453553Stanimura case SYS_RES_IOPORT: 55553553Stanimura alloced = scp->io_alloced; 55654824Scg rid_max = IO_MAX - 1; 55753553Stanimura break; 55854462Scg case SYS_RES_DRQ: 55954462Scg alloced = scp->drq_alloced; 56054824Scg rid_max = DRQ_MAX - 1; 56154462Scg break; 56253553Stanimura case SYS_RES_IRQ: 56354824Scg alloced = scp->irq_alloced; 56454824Scg rid_max = IRQ_MAX - 1; 56553553Stanimura break; 56653553Stanimura default: 56753553Stanimura return (1); 56853553Stanimura } 56953553Stanimura 57053553Stanimura if (rid > rid_max || alloced[rid] == 0) 57153553Stanimura return (1); 57253553Stanimura 57353553Stanimura alloced[rid]--; 57453553Stanimura return (0); 57553553Stanimura} 57653553Stanimura 57753553Stanimurastatic int 57854462Scgsbc_read_ivar(device_t bus, device_t dev, int index, uintptr_t * result) 57953553Stanimura{ 58054462Scg struct sbc_softc *scp = device_get_softc(bus); 58154462Scg struct sndcard_func *func = device_get_ivars(dev); 58254462Scg 58354462Scg switch (index) { 58454462Scg case 0: 58554462Scg *result = func->func; 58654462Scg break; 58754462Scg 58854462Scg case 1: 58954462Scg *result = scp->bd_ver; 59054462Scg break; 59154462Scg 59254462Scg default: 59354462Scg return ENOENT; 59454462Scg } 59554462Scg 59654462Scg return 0; 59754462Scg} 59854462Scg 59954462Scgstatic int 60054462Scgsbc_write_ivar(device_t bus, device_t dev, 60154462Scg int index, uintptr_t value) 60254462Scg{ 60354462Scg switch (index) { 60454462Scg case 0: 60554462Scg case 1: 60654462Scg return EINVAL; 60754462Scg 60854462Scg default: 60954462Scg return (ENOENT); 61054462Scg } 61154462Scg} 61254462Scg 61354462Scgstatic int 61454462Scgalloc_resource(struct sbc_softc *scp) 61554462Scg{ 61653553Stanimura int i; 61753553Stanimura 61854824Scg for (i = 0 ; i < IO_MAX ; i++) { 61953553Stanimura if (scp->io[i] == NULL) { 62060711Snyan#ifdef PC98 62160711Snyan scp->io_rid[i] = i > 0 ? 62260711Snyan scp->io_rid[i - 1] + io_range[i - 1] : 0; 62360711Snyan scp->io[i] = isa_alloc_resourcev(scp->dev, 62460711Snyan SYS_RES_IOPORT, 62560711Snyan &scp->io_rid[i], 62660711Snyan sb_iat[i], 62760711Snyan io_range[i], 62860711Snyan RF_ACTIVE); 62960711Snyan if (scp->io[i] != NULL) 63060711Snyan isa_load_resourcev(scp->io[i], sb_iat[i], 63160711Snyan io_range[i]); 63260711Snyan#else 63353553Stanimura scp->io_rid[i] = i; 63453553Stanimura scp->io[i] = bus_alloc_resource(scp->dev, SYS_RES_IOPORT, &scp->io_rid[i], 63553553Stanimura 0, ~0, io_range[i], RF_ACTIVE); 63660711Snyan#endif 63754462Scg if (i == 0 && scp->io[i] == NULL) 63853553Stanimura return (1); 63953553Stanimura scp->io_alloced[i] = 0; 64053553Stanimura } 64153553Stanimura } 64254824Scg for (i = 0 ; i < DRQ_MAX ; i++) { 64353553Stanimura if (scp->drq[i] == NULL) { 64453553Stanimura scp->drq_rid[i] = i; 64553553Stanimura scp->drq[i] = bus_alloc_resource(scp->dev, SYS_RES_DRQ, &scp->drq_rid[i], 64653553Stanimura 0, ~0, 1, RF_ACTIVE); 64754462Scg if (i == 0 && scp->drq[i] == NULL) 64853553Stanimura return (1); 64953553Stanimura scp->drq_alloced[i] = 0; 65053553Stanimura } 65153553Stanimura } 65254824Scg for (i = 0 ; i < IRQ_MAX ; i++) { 65354824Scg if (scp->irq[i] == NULL) { 65454824Scg scp->irq_rid[i] = i; 65554824Scg scp->irq[i] = bus_alloc_resource(scp->dev, SYS_RES_IRQ, &scp->irq_rid[i], 65654824Scg 0, ~0, 1, RF_ACTIVE); 65754824Scg if (i == 0 && scp->irq[i] == NULL) 65854824Scg return (1); 65954824Scg scp->irq_alloced[i] = 0; 66054824Scg } 66154462Scg } 66253553Stanimura return (0); 66353553Stanimura} 66453553Stanimura 66553553Stanimurastatic int 66654462Scgrelease_resource(struct sbc_softc *scp) 66753553Stanimura{ 66853553Stanimura int i; 66953553Stanimura 67054824Scg for (i = 0 ; i < IO_MAX ; i++) { 67153553Stanimura if (scp->io[i] != NULL) { 67253553Stanimura bus_release_resource(scp->dev, SYS_RES_IOPORT, scp->io_rid[i], scp->io[i]); 67353553Stanimura scp->io[i] = NULL; 67453553Stanimura } 67553553Stanimura } 67654824Scg for (i = 0 ; i < DRQ_MAX ; i++) { 67753553Stanimura if (scp->drq[i] != NULL) { 67853553Stanimura bus_release_resource(scp->dev, SYS_RES_DRQ, scp->drq_rid[i], scp->drq[i]); 67953553Stanimura scp->drq[i] = NULL; 68053553Stanimura } 68153553Stanimura } 68254824Scg for (i = 0 ; i < IRQ_MAX ; i++) { 68354824Scg if (scp->irq[i] != NULL) { 68454824Scg bus_release_resource(scp->dev, SYS_RES_IRQ, scp->irq_rid[i], scp->irq[i]); 68554824Scg scp->irq[i] = NULL; 68654824Scg } 68754824Scg } 68853553Stanimura return (0); 68953553Stanimura} 69053553Stanimura 69153553Stanimurastatic device_method_t sbc_methods[] = { 69253553Stanimura /* Device interface */ 69353553Stanimura DEVMETHOD(device_probe, sbc_probe), 69453553Stanimura DEVMETHOD(device_attach, sbc_attach), 69553553Stanimura DEVMETHOD(device_detach, bus_generic_detach), 69653553Stanimura DEVMETHOD(device_shutdown, bus_generic_shutdown), 69753553Stanimura DEVMETHOD(device_suspend, bus_generic_suspend), 69853553Stanimura DEVMETHOD(device_resume, bus_generic_resume), 69953553Stanimura 70053553Stanimura /* Bus interface */ 70154462Scg DEVMETHOD(bus_read_ivar, sbc_read_ivar), 70254462Scg DEVMETHOD(bus_write_ivar, sbc_write_ivar), 70353553Stanimura DEVMETHOD(bus_print_child, bus_generic_print_child), 70453553Stanimura DEVMETHOD(bus_alloc_resource, sbc_alloc_resource), 70553553Stanimura DEVMETHOD(bus_release_resource, sbc_release_resource), 70653553Stanimura DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 70753553Stanimura DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 70854824Scg DEVMETHOD(bus_setup_intr, sbc_setup_intr), 70954824Scg DEVMETHOD(bus_teardown_intr, sbc_teardown_intr), 71053553Stanimura 71153553Stanimura { 0, 0 } 71253553Stanimura}; 71353553Stanimura 71453553Stanimurastatic driver_t sbc_driver = { 71553553Stanimura "sbc", 71653553Stanimura sbc_methods, 71753553Stanimura sizeof(struct sbc_softc), 71853553Stanimura}; 71953553Stanimura 72054462Scg/* sbc can be attached to an isa bus. */ 72153553StanimuraDRIVER_MODULE(sbc, isa, sbc_driver, sbc_devclass, 0, 0); 722