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sbdsp.c revision 1.118.4.1
      1  1.118.4.1    rpaulo /*	$NetBSD: sbdsp.c,v 1.118.4.1 2006/09/09 02:51:26 rpaulo Exp $	*/
      2       1.95   mycroft 
      3       1.95   mycroft /*-
      4       1.95   mycroft  * Copyright (c) 1999 The NetBSD Foundation, Inc.
      5       1.95   mycroft  * All rights reserved.
      6       1.95   mycroft  *
      7       1.95   mycroft  * This code is derived from software contributed to The NetBSD Foundation
      8       1.95   mycroft  * by Charles M. Hannum.
      9       1.95   mycroft  *
     10       1.95   mycroft  * Redistribution and use in source and binary forms, with or without
     11       1.95   mycroft  * modification, are permitted provided that the following conditions
     12       1.95   mycroft  * are met:
     13       1.95   mycroft  * 1. Redistributions of source code must retain the above copyright
     14       1.95   mycroft  *    notice, this list of conditions and the following disclaimer.
     15       1.95   mycroft  * 2. Redistributions in binary form must reproduce the above copyright
     16       1.95   mycroft  *    notice, this list of conditions and the following disclaimer in the
     17       1.95   mycroft  *    documentation and/or other materials provided with the distribution.
     18       1.95   mycroft  * 3. All advertising materials mentioning features or use of this software
     19       1.95   mycroft  *    must display the following acknowledgement:
     20      1.117     perry  *        This product includes software developed by the NetBSD
     21       1.95   mycroft  *	  Foundation, Inc. and its contributors.
     22      1.117     perry  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23      1.117     perry  *    contributors may be used to endorse or promote products derived
     24       1.95   mycroft  *    from this software without specific prior written permission.
     25       1.95   mycroft  *
     26       1.95   mycroft  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27       1.95   mycroft  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28       1.95   mycroft  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29       1.95   mycroft  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30       1.95   mycroft  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31       1.95   mycroft  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32       1.95   mycroft  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33       1.95   mycroft  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34       1.95   mycroft  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35       1.95   mycroft  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36       1.95   mycroft  * POSSIBILITY OF SUCH DAMAGE.
     37       1.95   mycroft  */
     38        1.1    brezak 
     39        1.1    brezak /*
     40        1.1    brezak  * Copyright (c) 1991-1993 Regents of the University of California.
     41        1.1    brezak  * All rights reserved.
     42        1.1    brezak  *
     43        1.1    brezak  * Redistribution and use in source and binary forms, with or without
     44        1.1    brezak  * modification, are permitted provided that the following conditions
     45        1.1    brezak  * are met:
     46        1.1    brezak  * 1. Redistributions of source code must retain the above copyright
     47        1.1    brezak  *    notice, this list of conditions and the following disclaimer.
     48        1.1    brezak  * 2. Redistributions in binary form must reproduce the above copyright
     49        1.1    brezak  *    notice, this list of conditions and the following disclaimer in the
     50        1.1    brezak  *    documentation and/or other materials provided with the distribution.
     51        1.1    brezak  * 3. All advertising materials mentioning features or use of this software
     52        1.1    brezak  *    must display the following acknowledgement:
     53        1.1    brezak  *	This product includes software developed by the Computer Systems
     54        1.1    brezak  *	Engineering Group at Lawrence Berkeley Laboratory.
     55        1.1    brezak  * 4. Neither the name of the University nor of the Laboratory may be used
     56        1.1    brezak  *    to endorse or promote products derived from this software without
     57        1.1    brezak  *    specific prior written permission.
     58        1.1    brezak  *
     59        1.1    brezak  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     60        1.1    brezak  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     61        1.1    brezak  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     62        1.1    brezak  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     63        1.1    brezak  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     64        1.1    brezak  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     65        1.1    brezak  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     66        1.1    brezak  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     67        1.1    brezak  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     68        1.1    brezak  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     69        1.1    brezak  * SUCH DAMAGE.
     70        1.1    brezak  *
     71        1.1    brezak  */
     72       1.39   mycroft 
     73        1.1    brezak /*
     74        1.1    brezak  * SoundBlaster Pro code provided by John Kohl, based on lots of
     75        1.1    brezak  * information he gleaned from Steve Haehnichen <steve (at) vigra.com>'s
     76        1.1    brezak  * SBlast driver for 386BSD and DOS driver code from Daniel Sachs
     77        1.1    brezak  * <sachs (at) meibm15.cen.uiuc.edu>.
     78       1.52  augustss  * Lots of rewrites by Lennart Augustsson <augustss (at) cs.chalmers.se>
     79       1.52  augustss  * with information from SB "Hardware Programming Guide" and the
     80       1.52  augustss  * Linux drivers.
     81        1.1    brezak  */
     82      1.108     lukem 
     83      1.108     lukem #include <sys/cdefs.h>
     84  1.118.4.1    rpaulo __KERNEL_RCSID(0, "$NetBSD: sbdsp.c,v 1.118.4.1 2006/09/09 02:51:26 rpaulo Exp $");
     85        1.1    brezak 
     86       1.81  augustss #include "midi.h"
     87      1.100  augustss #include "mpu.h"
     88       1.81  augustss 
     89        1.1    brezak #include <sys/param.h>
     90        1.1    brezak #include <sys/systm.h>
     91      1.103   thorpej #include <sys/kernel.h>
     92        1.1    brezak #include <sys/errno.h>
     93        1.1    brezak #include <sys/ioctl.h>
     94        1.1    brezak #include <sys/syslog.h>
     95        1.1    brezak #include <sys/device.h>
     96        1.1    brezak #include <sys/proc.h>
     97        1.1    brezak #include <sys/buf.h>
     98        1.1    brezak 
     99        1.1    brezak #include <machine/cpu.h>
    100       1.26   mycroft #include <machine/intr.h>
    101       1.57   thorpej #include <machine/bus.h>
    102        1.1    brezak 
    103        1.1    brezak #include <sys/audioio.h>
    104        1.1    brezak #include <dev/audio_if.h>
    105       1.88  augustss #include <dev/midi_if.h>
    106       1.45  augustss #include <dev/mulaw.h>
    107       1.64  augustss #include <dev/auconv.h>
    108        1.1    brezak 
    109        1.6       cgd #include <dev/isa/isavar.h>
    110        1.6       cgd #include <dev/isa/isadmavar.h>
    111        1.1    brezak 
    112        1.7       cgd #include <dev/isa/sbreg.h>
    113        1.7       cgd #include <dev/isa/sbdspvar.h>
    114        1.1    brezak 
    115       1.81  augustss 
    116       1.12    brezak #ifdef AUDIO_DEBUG
    117       1.60  augustss #define DPRINTF(x)	if (sbdspdebug) printf x
    118       1.81  augustss #define DPRINTFN(n,x)	if (sbdspdebug >= (n)) printf x
    119        1.1    brezak int	sbdspdebug = 0;
    120        1.1    brezak #else
    121        1.1    brezak #define DPRINTF(x)
    122       1.81  augustss #define DPRINTFN(n,x)
    123        1.1    brezak #endif
    124        1.1    brezak 
    125        1.1    brezak #ifndef SBDSP_NPOLL
    126        1.1    brezak #define SBDSP_NPOLL 3000
    127        1.1    brezak #endif
    128        1.1    brezak 
    129        1.1    brezak struct {
    130        1.1    brezak 	int wdsp;
    131        1.1    brezak 	int rdsp;
    132        1.1    brezak 	int wmidi;
    133        1.1    brezak } sberr;
    134        1.1    brezak 
    135       1.16   mycroft /*
    136       1.16   mycroft  * Time constant routines follow.  See SBK, section 12.
    137       1.16   mycroft  * Although they don't come out and say it (in the docs),
    138       1.16   mycroft  * the card clearly uses a 1MHz countdown timer, as the
    139       1.16   mycroft  * low-speed formula (p. 12-4) is:
    140       1.16   mycroft  *	tc = 256 - 10^6 / sr
    141       1.16   mycroft  * In high-speed mode, the constant is the upper byte of a 16-bit counter,
    142       1.16   mycroft  * and a 256MHz clock is used:
    143       1.16   mycroft  *	tc = 65536 - 256 * 10^ 6 / sr
    144       1.16   mycroft  * Since we can only use the upper byte of the HS TC, the two formulae
    145       1.16   mycroft  * are equivalent.  (Why didn't they say so?)  E.g.,
    146      1.115      kent  *	(65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x
    147       1.16   mycroft  *
    148       1.16   mycroft  * The crossover point (from low- to high-speed modes) is different
    149       1.16   mycroft  * for the SBPRO and SB20.  The table on p. 12-5 gives the following data:
    150       1.16   mycroft  *
    151       1.16   mycroft  *				SBPRO			SB20
    152       1.16   mycroft  *				-----			--------
    153  1.118.4.1    rpaulo  * input ls min			4	kHz		4	kHz
    154  1.118.4.1    rpaulo  * input ls max			23	kHz		13	kHz
    155  1.118.4.1    rpaulo  * input hs max			44.1	kHz		15	kHz
    156  1.118.4.1    rpaulo  * output ls min		4	kHz		4	kHz
    157  1.118.4.1    rpaulo  * output ls max		23	kHz		23	kHz
    158  1.118.4.1    rpaulo  * output hs max		44.1	kHz		44.1	kHz
    159       1.16   mycroft  */
    160       1.52  augustss /* XXX Should we round the tc?
    161       1.52  augustss #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8)
    162       1.52  augustss */
    163       1.52  augustss #define SB_RATE_TO_TC(x) (256 - 1000000 / (x))
    164       1.52  augustss #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc)))
    165       1.52  augustss 
    166       1.52  augustss struct sbmode {
    167       1.54  augustss 	short	model;
    168       1.52  augustss 	u_char	channels;
    169       1.52  augustss 	u_char	precision;
    170       1.52  augustss 	u_short	lowrate, highrate;
    171       1.52  augustss 	u_char	cmd;
    172       1.93   mycroft 	u_char	halt, cont;
    173       1.56       jtk 	u_char	cmdchan;
    174       1.52  augustss };
    175       1.52  augustss static struct sbmode sbpmodes[] = {
    176  1.118.4.1    rpaulo  { SB_1,   1, 8, 4000,22727,SB_DSP_WDMA     ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    177  1.118.4.1    rpaulo  { SB_20,  1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    178  1.118.4.1    rpaulo  { SB_2x,  1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    179  1.118.4.1    rpaulo  { SB_2x,  1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    180  1.118.4.1    rpaulo  { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    181  1.118.4.1    rpaulo  { SB_PRO, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    182  1.118.4.1    rpaulo  { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    183       1.56       jtk  /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */
    184       1.97   mycroft  { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_MONO },
    185       1.93   mycroft  { SB_JAZZ,1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_MONO },
    186       1.93   mycroft  { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_STEREO },
    187       1.97   mycroft  { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT  ,JAZZ16_RECORD_MONO },
    188       1.93   mycroft  { SB_JAZZ,1,16, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT  ,JAZZ16_RECORD_MONO },
    189       1.93   mycroft  { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT  ,SB_DSP_CONT  ,JAZZ16_RECORD_STEREO },
    190  1.118.4.1    rpaulo  { SB_16,  1, 8, 5000,49000,SB_DSP16_WDMA_8 ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    191  1.118.4.1    rpaulo  { SB_16,  2, 8, 5000,49000,SB_DSP16_WDMA_8 ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    192       1.64  augustss #define PLAY16 15 /* must be the index of the next entry in the table */
    193  1.118.4.1    rpaulo  { SB_16,  1,16, 5000,49000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, },
    194  1.118.4.1    rpaulo  { SB_16,  2,16, 5000,49000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, },
    195  1.118.4.1    rpaulo  { .model = -1 }
    196       1.52  augustss };
    197       1.52  augustss static struct sbmode sbrmodes[] = {
    198  1.118.4.1    rpaulo  { SB_1,   1, 8, 4000,12987,SB_DSP_RDMA     ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    199  1.118.4.1    rpaulo  { SB_20,  1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    200  1.118.4.1    rpaulo  { SB_2x,  1, 8,12987,14925,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    201  1.118.4.1    rpaulo  { SB_2x,  1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    202       1.97   mycroft  { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_MONO },
    203       1.93   mycroft  { SB_PRO, 1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_MONO },
    204       1.93   mycroft  { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_STEREO },
    205       1.97   mycroft  { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_MONO },
    206       1.93   mycroft  { SB_JAZZ,1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_MONO },
    207       1.93   mycroft  { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT  ,SB_DSP_RECORD_STEREO },
    208       1.97   mycroft  { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT  ,JAZZ16_RECORD_MONO },
    209       1.93   mycroft  { SB_JAZZ,1,16, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT  ,SB_DSP_CONT  ,JAZZ16_RECORD_MONO },
    210       1.93   mycroft  { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT  ,SB_DSP_CONT  ,JAZZ16_RECORD_STEREO },
    211  1.118.4.1    rpaulo  { SB_16,  1, 8, 5000,49000,SB_DSP16_RDMA_8 ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    212  1.118.4.1    rpaulo  { SB_16,  2, 8, 5000,49000,SB_DSP16_RDMA_8 ,SB_DSP_HALT  ,SB_DSP_CONT, 0, },
    213  1.118.4.1    rpaulo  { SB_16,  1,16, 5000,49000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, },
    214  1.118.4.1    rpaulo  { SB_16,  2,16, 5000,49000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, },
    215  1.118.4.1    rpaulo  { .model = -1 }
    216       1.52  augustss };
    217       1.52  augustss 
    218      1.115      kent void	sbversion(struct sbdsp_softc *);
    219      1.115      kent void	sbdsp_jazz16_probe(struct sbdsp_softc *);
    220      1.115      kent void	sbdsp_set_mixer_gain(struct sbdsp_softc *, int);
    221      1.115      kent void	sbdsp_pause(struct sbdsp_softc *);
    222      1.115      kent int	sbdsp_set_timeconst(struct sbdsp_softc *, int);
    223      1.115      kent int	sbdsp16_set_rate(struct sbdsp_softc *, int, int);
    224      1.115      kent int	sbdsp_set_in_ports(struct sbdsp_softc *, int);
    225      1.115      kent void	sbdsp_set_ifilter(void *, int);
    226      1.115      kent int	sbdsp_get_ifilter(void *);
    227      1.115      kent 
    228      1.115      kent int	sbdsp_block_output(void *);
    229      1.115      kent int	sbdsp_block_input(void *);
    230      1.115      kent static	int sbdsp_adjust(int, int);
    231       1.66  augustss 
    232      1.115      kent int	sbdsp_midi_intr(void *);
    233       1.81  augustss 
    234      1.115      kent static void	sbdsp_powerhook(int, void*);
    235      1.107   minoura 
    236       1.25  christos #ifdef AUDIO_DEBUG
    237      1.115      kent void	sb_printsc(struct sbdsp_softc *);
    238       1.25  christos 
    239        1.1    brezak void
    240      1.115      kent sb_printsc(struct sbdsp_softc *sc)
    241        1.1    brezak {
    242        1.1    brezak 	int i;
    243      1.115      kent 
    244      1.111       wiz 	printf("open %d DMA chan %d/%d %d/%d iobase 0x%x irq %d\n",
    245      1.115      kent 	    (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run,
    246       1.70  augustss 	    sc->sc_drq8, sc->sc_drq16,
    247       1.43     mikel 	    sc->sc_iobase, sc->sc_irq);
    248       1.52  augustss 	printf("irate %d itc %x orate %d otc %x\n",
    249       1.70  augustss 	    sc->sc_i.rate, sc->sc_i.tc,
    250       1.70  augustss 	    sc->sc_o.rate, sc->sc_o.tc);
    251       1.76  augustss 	printf("spkron %u nintr %lu\n",
    252       1.76  augustss 	    sc->spkr_state, sc->sc_interrupts);
    253       1.94   mycroft 	printf("intr8 %p intr16 %p\n",
    254       1.94   mycroft 	    sc->sc_intr8, sc->sc_intr16);
    255       1.43     mikel 	printf("gain:");
    256        1.1    brezak 	for (i = 0; i < SB_NDEVS; i++)
    257       1.50  augustss 		printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]);
    258       1.28  christos 	printf("\n");
    259        1.1    brezak }
    260       1.43     mikel #endif /* AUDIO_DEBUG */
    261        1.1    brezak 
    262        1.1    brezak /*
    263        1.1    brezak  * Probe / attach routines.
    264        1.1    brezak  */
    265        1.1    brezak 
    266        1.1    brezak /*
    267        1.1    brezak  * Probe for the soundblaster hardware.
    268        1.1    brezak  */
    269        1.1    brezak int
    270      1.115      kent sbdsp_probe(struct sbdsp_softc *sc)
    271        1.1    brezak {
    272        1.1    brezak 
    273        1.1    brezak 	if (sbdsp_reset(sc) < 0) {
    274        1.1    brezak 		DPRINTF(("sbdsp: couldn't reset card\n"));
    275        1.1    brezak 		return 0;
    276        1.1    brezak 	}
    277       1.24       jtk 	/* if flags set, go and probe the jazz16 stuff */
    278  1.118.4.1    rpaulo 	if (device_cfdata(&sc->sc_dev)->cf_flags & 1)
    279       1.52  augustss 		sbdsp_jazz16_probe(sc);
    280       1.52  augustss 	else
    281       1.52  augustss 		sbversion(sc);
    282       1.52  augustss 	if (sc->sc_model == SB_UNK) {
    283       1.52  augustss 		/* Unknown SB model found. */
    284       1.52  augustss 		DPRINTF(("sbdsp: unknown SB model found\n"));
    285       1.52  augustss 		return 0;
    286       1.40       jtk 	}
    287        1.1    brezak 	return 1;
    288        1.1    brezak }
    289        1.1    brezak 
    290        1.1    brezak /*
    291       1.24       jtk  * Try add-on stuff for Jazz16.
    292       1.24       jtk  */
    293       1.52  augustss void
    294      1.115      kent sbdsp_jazz16_probe(struct sbdsp_softc *sc)
    295       1.24       jtk {
    296       1.24       jtk 	static u_char jazz16_irq_conf[16] = {
    297       1.24       jtk 	    -1, -1, 0x02, 0x03,
    298       1.24       jtk 	    -1, 0x01, -1, 0x04,
    299       1.24       jtk 	    -1, 0x02, 0x05, -1,
    300       1.24       jtk 	    -1, -1, -1, 0x06};
    301       1.24       jtk 	static u_char jazz16_drq_conf[8] = {
    302       1.24       jtk 	    -1, 0x01, -1, 0x02,
    303       1.24       jtk 	    -1, 0x03, -1, 0x04};
    304       1.24       jtk 
    305      1.115      kent 	bus_space_tag_t iot;
    306       1.31  christos 	bus_space_handle_t ioh;
    307       1.31  christos 
    308      1.115      kent 	iot = sc->sc_iot;
    309       1.52  augustss 	sbversion(sc);
    310       1.52  augustss 
    311       1.40       jtk 	DPRINTF(("jazz16 probe\n"));
    312       1.40       jtk 
    313       1.40       jtk 	if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) {
    314       1.40       jtk 		DPRINTF(("bus map failed\n"));
    315       1.52  augustss 		return;
    316       1.40       jtk 	}
    317       1.24       jtk 
    318       1.35   mycroft 	if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 ||
    319       1.40       jtk 	    jazz16_irq_conf[sc->sc_irq] == (u_char)-1) {
    320       1.40       jtk 		DPRINTF(("drq/irq check failed\n"));
    321       1.31  christos 		goto done;		/* give up, we can't do it. */
    322       1.40       jtk 	}
    323       1.31  christos 
    324       1.31  christos 	bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP);
    325       1.24       jtk 	delay(10000);			/* delay 10 ms */
    326       1.31  christos 	bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE);
    327       1.31  christos 	bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70);
    328       1.24       jtk 
    329       1.40       jtk 	if (sbdsp_reset(sc) < 0) {
    330       1.40       jtk 		DPRINTF(("sbdsp_reset check failed\n"));
    331       1.31  christos 		goto done;		/* XXX? what else could we do? */
    332       1.40       jtk 	}
    333       1.24       jtk 
    334       1.40       jtk 	if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) {
    335       1.40       jtk 		DPRINTF(("read16 setup failed\n"));
    336       1.31  christos 		goto done;
    337       1.40       jtk 	}
    338       1.31  christos 
    339       1.40       jtk 	if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) {
    340       1.40       jtk 		DPRINTF(("read16 failed\n"));
    341       1.31  christos 		goto done;
    342       1.40       jtk 	}
    343       1.24       jtk 
    344       1.35   mycroft 	/* XXX set both 8 & 16-bit drq to same channel, it works fine. */
    345       1.35   mycroft 	sc->sc_drq16 = sc->sc_drq8;
    346       1.31  christos 	if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) ||
    347  1.118.4.1    rpaulo 	    (sc->sc_drq16 >= 0 &&
    348       1.35   mycroft 	    sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) |
    349  1.118.4.1    rpaulo 		jazz16_drq_conf[sc->sc_drq8])) ||
    350       1.40       jtk 	    sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) {
    351       1.40       jtk 		DPRINTF(("sbdsp: can't write jazz16 probe stuff\n"));
    352       1.40       jtk 	} else {
    353       1.40       jtk 		DPRINTF(("jazz16 detected!\n"));
    354       1.52  augustss 		sc->sc_model = SB_JAZZ;
    355       1.52  augustss 		sc->sc_mixer_model = SBM_CT1345; /* XXX really? */
    356       1.40       jtk 	}
    357       1.31  christos 
    358       1.31  christos done:
    359       1.31  christos 	bus_space_unmap(iot, ioh, 1);
    360       1.24       jtk }
    361       1.24       jtk 
    362       1.24       jtk /*
    363        1.1    brezak  * Attach hardware to driver, attach hardware driver to audio
    364        1.1    brezak  * pseudo-device driver .
    365        1.1    brezak  */
    366        1.1    brezak void
    367      1.115      kent sbdsp_attach(struct sbdsp_softc *sc)
    368        1.1    brezak {
    369      1.112      fvdl 	int i, error;
    370       1.95   mycroft 	u_int v;
    371        1.1    brezak 
    372       1.76  augustss 	sbdsp_set_in_ports(sc, 1 << SB_MIC_VOL);
    373       1.51  augustss 
    374       1.51  augustss 	if (sc->sc_mixer_model != SBM_NONE) {
    375       1.95   mycroft 		/* Reset the mixer.*/
    376        1.1    brezak 		sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET);
    377       1.95   mycroft 		/* And set our own default values */
    378       1.50  augustss 		for (i = 0; i < SB_NDEVS; i++) {
    379       1.50  augustss 			switch(i) {
    380       1.50  augustss 			case SB_MIC_VOL:
    381       1.50  augustss 			case SB_LINE_IN_VOL:
    382       1.50  augustss 				v = 0;
    383       1.50  augustss 				break;
    384       1.50  augustss 			case SB_BASS:
    385       1.50  augustss 			case SB_TREBLE:
    386       1.95   mycroft 				v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2);
    387       1.50  augustss 				break;
    388       1.69  augustss 			case SB_CD_IN_MUTE:
    389       1.69  augustss 			case SB_MIC_IN_MUTE:
    390       1.69  augustss 			case SB_LINE_IN_MUTE:
    391       1.69  augustss 			case SB_MIDI_IN_MUTE:
    392       1.69  augustss 			case SB_CD_SWAP:
    393       1.69  augustss 			case SB_MIC_SWAP:
    394       1.69  augustss 			case SB_LINE_SWAP:
    395       1.69  augustss 			case SB_MIDI_SWAP:
    396       1.69  augustss 			case SB_CD_OUT_MUTE:
    397       1.69  augustss 			case SB_MIC_OUT_MUTE:
    398       1.69  augustss 			case SB_LINE_OUT_MUTE:
    399       1.69  augustss 				v = 0;
    400       1.69  augustss 				break;
    401       1.50  augustss 			default:
    402       1.77   mycroft 				v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2);
    403       1.50  augustss 				break;
    404       1.50  augustss 			}
    405       1.50  augustss 			sc->gain[i][SB_LEFT] = sc->gain[i][SB_RIGHT] = v;
    406       1.50  augustss 			sbdsp_set_mixer_gain(sc, i);
    407       1.50  augustss 		}
    408       1.17       jtk 		sc->in_filter = 0;	/* no filters turned on, please */
    409        1.1    brezak 	}
    410       1.16   mycroft 
    411       1.28  christos 	printf(": dsp v%d.%02d%s\n",
    412       1.52  augustss 	       SBVER_MAJOR(sc->sc_version), SBVER_MINOR(sc->sc_version),
    413       1.52  augustss 	       sc->sc_model == SB_JAZZ ? ": <Jazz16>" : "");
    414       1.70  augustss 
    415      1.115      kent 	sc->sc_fullduplex = ISSB16CLASS(sc) &&
    416       1.95   mycroft 	    sc->sc_drq8 != -1 && sc->sc_drq16 != -1 &&
    417       1.95   mycroft 	    sc->sc_drq8 != sc->sc_drq16;
    418      1.104   thorpej 
    419      1.112      fvdl 	if (sc->sc_drq8 != -1) {
    420      1.104   thorpej 		sc->sc_drq8_maxsize = isa_dmamaxsize(sc->sc_ic,
    421      1.104   thorpej 		    sc->sc_drq8);
    422      1.112      fvdl 		error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8,
    423      1.112      fvdl 		    sc->sc_drq8_maxsize, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW);
    424      1.112      fvdl 		if (error) {
    425      1.112      fvdl 			printf("%s: can't create map for drq %d\n",
    426      1.112      fvdl 			    sc->sc_dev.dv_xname, sc->sc_drq8);
    427      1.112      fvdl 			return;
    428      1.112      fvdl 		}
    429      1.112      fvdl 	}
    430      1.104   thorpej 
    431      1.112      fvdl 	if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) {
    432      1.104   thorpej 		sc->sc_drq16_maxsize = isa_dmamaxsize(sc->sc_ic,
    433      1.104   thorpej 		    sc->sc_drq16);
    434      1.112      fvdl 		error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16,
    435      1.112      fvdl 		    sc->sc_drq16_maxsize, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW);
    436      1.112      fvdl 		if (error) {
    437      1.112      fvdl 			printf("%s: can't create map for drq %d\n",
    438      1.112      fvdl 			    sc->sc_dev.dv_xname, sc->sc_drq16);
    439      1.112      fvdl 			isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8);
    440      1.112      fvdl 			return;
    441      1.112      fvdl 		}
    442      1.112      fvdl 	}
    443      1.107   minoura 
    444      1.107   minoura 	powerhook_establish (sbdsp_powerhook, sc);
    445      1.107   minoura }
    446      1.107   minoura 
    447      1.107   minoura static void
    448      1.115      kent sbdsp_powerhook(int why, void *arg)
    449      1.107   minoura {
    450      1.115      kent 	struct sbdsp_softc *sc;
    451      1.107   minoura 	int i;
    452      1.107   minoura 
    453      1.115      kent 	sc = arg;
    454      1.107   minoura 	if (!sc || why != PWR_RESUME)
    455      1.107   minoura 		return;
    456      1.107   minoura 
    457      1.107   minoura 	/* Reset the mixer. */
    458      1.107   minoura 	sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET);
    459      1.107   minoura 	for (i = 0; i < SB_NDEVS; i++)
    460      1.107   minoura 		sbdsp_set_mixer_gain (sc, i);
    461        1.1    brezak }
    462        1.1    brezak 
    463        1.1    brezak void
    464      1.115      kent sbdsp_mix_write(struct sbdsp_softc *sc, int mixerport, int val)
    465        1.1    brezak {
    466      1.115      kent 	bus_space_tag_t iot;
    467      1.115      kent 	bus_space_handle_t ioh;
    468       1.48  augustss 	int s;
    469       1.31  christos 
    470      1.115      kent 	iot = sc->sc_iot;
    471      1.115      kent 	ioh = sc->sc_ioh;
    472       1.48  augustss 	s = splaudio();
    473       1.31  christos 	bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport);
    474       1.48  augustss 	delay(20);
    475       1.31  christos 	bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val);
    476        1.1    brezak 	delay(30);
    477       1.48  augustss 	splx(s);
    478        1.1    brezak }
    479        1.1    brezak 
    480        1.1    brezak int
    481      1.115      kent sbdsp_mix_read(struct sbdsp_softc *sc, int mixerport)
    482        1.1    brezak {
    483      1.115      kent 	bus_space_tag_t iot;
    484      1.115      kent 	bus_space_handle_t ioh;
    485       1.48  augustss 	int val;
    486       1.48  augustss 	int s;
    487       1.31  christos 
    488      1.115      kent 	iot = sc->sc_iot;
    489      1.115      kent 	ioh = sc->sc_ioh;
    490       1.48  augustss 	s = splaudio();
    491       1.31  christos 	bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport);
    492       1.48  augustss 	delay(20);
    493       1.48  augustss 	val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA);
    494       1.48  augustss 	delay(30);
    495       1.48  augustss 	splx(s);
    496       1.48  augustss 	return val;
    497        1.1    brezak }
    498        1.1    brezak 
    499       1.52  augustss /*
    500       1.52  augustss  * Various routines to interface to higher level audio driver
    501       1.52  augustss  */
    502       1.52  augustss 
    503        1.1    brezak int
    504      1.115      kent sbdsp_query_encoding(void *addr, struct audio_encoding *fp)
    505        1.1    brezak {
    506      1.115      kent 	struct sbdsp_softc *sc;
    507       1.52  augustss 	int emul;
    508       1.52  augustss 
    509      1.115      kent 	sc = addr;
    510       1.54  augustss 	emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED;
    511       1.46  augustss 
    512       1.16   mycroft 	switch (fp->index) {
    513       1.16   mycroft 	case 0:
    514       1.46  augustss 		strcpy(fp->name, AudioEulinear);
    515       1.46  augustss 		fp->encoding = AUDIO_ENCODING_ULINEAR;
    516       1.46  augustss 		fp->precision = 8;
    517       1.46  augustss 		fp->flags = 0;
    518       1.52  augustss 		return 0;
    519       1.46  augustss 	case 1:
    520       1.16   mycroft 		strcpy(fp->name, AudioEmulaw);
    521       1.44  augustss 		fp->encoding = AUDIO_ENCODING_ULAW;
    522       1.44  augustss 		fp->precision = 8;
    523       1.44  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    524       1.52  augustss 		return 0;
    525       1.44  augustss 	case 2:
    526       1.55  augustss 		strcpy(fp->name, AudioEalaw);
    527       1.55  augustss 		fp->encoding = AUDIO_ENCODING_ALAW;
    528       1.55  augustss 		fp->precision = 8;
    529       1.55  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    530       1.55  augustss 		return 0;
    531       1.55  augustss 	case 3:
    532       1.74   mycroft 		strcpy(fp->name, AudioEslinear);
    533       1.59  augustss 		fp->encoding = AUDIO_ENCODING_SLINEAR;
    534       1.44  augustss 		fp->precision = 8;
    535       1.52  augustss 		fp->flags = emul;
    536       1.52  augustss 		return 0;
    537       1.95   mycroft 	}
    538       1.95   mycroft 	if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ)
    539       1.51  augustss 		return EINVAL;
    540       1.51  augustss 
    541       1.95   mycroft 	switch(fp->index) {
    542       1.95   mycroft 	case 4:
    543       1.74   mycroft 		strcpy(fp->name, AudioEslinear_le);
    544       1.59  augustss 		fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
    545       1.51  augustss 		fp->precision = 16;
    546       1.51  augustss 		fp->flags = 0;
    547       1.52  augustss 		return 0;
    548       1.55  augustss 	case 5:
    549       1.51  augustss 		strcpy(fp->name, AudioEulinear_le);
    550       1.51  augustss 		fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
    551       1.51  augustss 		fp->precision = 16;
    552       1.52  augustss 		fp->flags = emul;
    553       1.52  augustss 		return 0;
    554       1.55  augustss 	case 6:
    555       1.74   mycroft 		strcpy(fp->name, AudioEslinear_be);
    556       1.59  augustss 		fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
    557       1.51  augustss 		fp->precision = 16;
    558       1.51  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    559       1.52  augustss 		return 0;
    560       1.55  augustss 	case 7:
    561       1.51  augustss 		strcpy(fp->name, AudioEulinear_be);
    562       1.51  augustss 		fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
    563       1.51  augustss 		fp->precision = 16;
    564       1.51  augustss 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
    565       1.52  augustss 		return 0;
    566       1.16   mycroft 	default:
    567       1.51  augustss 		return EINVAL;
    568       1.16   mycroft 	}
    569       1.51  augustss 	return 0;
    570        1.1    brezak }
    571        1.1    brezak 
    572        1.1    brezak int
    573      1.115      kent sbdsp_set_params(
    574      1.115      kent 	void *addr,
    575      1.115      kent 	int setmode, int usemode,
    576      1.115      kent 	audio_params_t *play, audio_params_t *rec,
    577      1.115      kent 	stream_filter_list_t *pfil, stream_filter_list_t *rfil)
    578        1.1    brezak {
    579      1.115      kent 	struct sbdsp_softc *sc;
    580       1.52  augustss 	struct sbmode *m;
    581       1.68  augustss 	u_int rate, tc, bmode;
    582      1.114      kent 	stream_filter_factory_t *swcode;
    583       1.64  augustss 	int model;
    584       1.70  augustss 	int chan;
    585       1.68  augustss 	struct audio_params *p;
    586      1.114      kent 	audio_params_t hw;
    587      1.114      kent 	stream_filter_list_t *fil;
    588       1.68  augustss 	int mode;
    589       1.41  augustss 
    590      1.115      kent 	sc = addr;
    591       1.81  augustss 	if (sc->sc_open == SB_OPEN_MIDI)
    592       1.81  augustss 		return EBUSY;
    593       1.81  augustss 
    594       1.95   mycroft 	/* Later models work like SB16. */
    595       1.95   mycroft 	model = min(sc->sc_model, SB_16);
    596       1.68  augustss 
    597       1.83   mycroft 	/*
    598       1.83   mycroft 	 * Prior to the SB16, we have only one clock, so make the sample
    599       1.83   mycroft 	 * rates match.
    600       1.83   mycroft 	 */
    601       1.83   mycroft 	if (!ISSB16CLASS(sc) &&
    602       1.83   mycroft 	    play->sample_rate != rec->sample_rate &&
    603       1.83   mycroft 	    usemode == (AUMODE_PLAY | AUMODE_RECORD)) {
    604       1.83   mycroft 		if (setmode == AUMODE_PLAY) {
    605       1.83   mycroft 			rec->sample_rate = play->sample_rate;
    606       1.83   mycroft 			setmode |= AUMODE_RECORD;
    607       1.83   mycroft 		} else if (setmode == AUMODE_RECORD) {
    608       1.83   mycroft 			play->sample_rate = rec->sample_rate;
    609       1.83   mycroft 			setmode |= AUMODE_PLAY;
    610       1.83   mycroft 		} else
    611      1.115      kent 			return EINVAL;
    612       1.83   mycroft 	}
    613       1.83   mycroft 
    614       1.68  augustss 	/* Set first record info, then play info */
    615      1.115      kent 	for (mode = AUMODE_RECORD; mode != -1;
    616       1.82   mycroft 	     mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
    617       1.68  augustss 		if ((setmode & mode) == 0)
    618       1.68  augustss 			continue;
    619       1.68  augustss 
    620       1.68  augustss 		p = mode == AUMODE_PLAY ? play : rec;
    621       1.70  augustss 		/* Locate proper commands */
    622      1.115      kent 		for (m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes;
    623       1.68  augustss 		    m->model != -1; m++) {
    624       1.68  augustss 			if (model == m->model &&
    625       1.68  augustss 			    p->channels == m->channels &&
    626       1.68  augustss 			    p->precision == m->precision &&
    627      1.115      kent 			    p->sample_rate >= m->lowrate &&
    628       1.97   mycroft 			    p->sample_rate <= m->highrate)
    629       1.68  augustss 				break;
    630       1.52  augustss 		}
    631       1.68  augustss 		if (m->model == -1)
    632       1.46  augustss 			return EINVAL;
    633       1.68  augustss 		rate = p->sample_rate;
    634      1.114      kent 		swcode = NULL;
    635      1.114      kent 		fil = mode ==  AUMODE_PLAY ? pfil : rfil;
    636      1.114      kent 		hw = *p;
    637       1.68  augustss 		tc = 1;
    638       1.68  augustss 		bmode = -1;
    639       1.68  augustss 		if (model == SB_16) {
    640       1.68  augustss 			switch (p->encoding) {
    641       1.68  augustss 			case AUDIO_ENCODING_SLINEAR_BE:
    642      1.114      kent 				if (p->precision == 16) {
    643      1.114      kent 					hw.encoding = AUDIO_ENCODING_SLINEAR_LE;
    644       1.68  augustss 					swcode = swap_bytes;
    645      1.114      kent 				}
    646       1.68  augustss 				/* fall into */
    647       1.68  augustss 			case AUDIO_ENCODING_SLINEAR_LE:
    648       1.68  augustss 				bmode = SB_BMODE_SIGNED;
    649       1.68  augustss 				break;
    650      1.114      kent 
    651       1.68  augustss 			case AUDIO_ENCODING_ULINEAR_BE:
    652      1.114      kent 				if (p->precision == 16) {
    653      1.114      kent 					hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    654       1.68  augustss 					swcode = swap_bytes;
    655      1.114      kent 				}
    656       1.68  augustss 				/* fall into */
    657       1.68  augustss 			case AUDIO_ENCODING_ULINEAR_LE:
    658       1.68  augustss 				bmode = SB_BMODE_UNSIGNED;
    659       1.68  augustss 				break;
    660      1.114      kent 
    661       1.68  augustss 			case AUDIO_ENCODING_ULAW:
    662      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    663       1.68  augustss 				if (mode == AUMODE_PLAY) {
    664      1.114      kent 					hw.precision = hw.validbits = 16;
    665      1.114      kent 					swcode = mulaw_to_linear16;
    666       1.68  augustss 					m = &sbpmodes[PLAY16];
    667       1.68  augustss 				} else
    668      1.114      kent 					swcode = linear8_to_mulaw;
    669       1.68  augustss 				bmode = SB_BMODE_UNSIGNED;
    670       1.68  augustss 				break;
    671      1.114      kent 
    672       1.68  augustss 			case AUDIO_ENCODING_ALAW:
    673      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    674       1.68  augustss 				if (mode == AUMODE_PLAY) {
    675      1.114      kent 					hw.precision = hw.validbits = 16;
    676      1.114      kent 					swcode = alaw_to_linear16;
    677       1.68  augustss 					m = &sbpmodes[PLAY16];
    678       1.68  augustss 				} else
    679      1.114      kent 					swcode = linear8_to_alaw;
    680       1.68  augustss 				bmode = SB_BMODE_UNSIGNED;
    681       1.68  augustss 				break;
    682       1.68  augustss 			default:
    683       1.68  augustss 				return EINVAL;
    684       1.68  augustss 			}
    685       1.68  augustss 			if (p->channels == 2)
    686       1.68  augustss 				bmode |= SB_BMODE_STEREO;
    687       1.68  augustss 		} else if (m->model == SB_JAZZ && m->precision == 16) {
    688       1.68  augustss 			switch (p->encoding) {
    689       1.68  augustss 			case AUDIO_ENCODING_SLINEAR_LE:
    690       1.68  augustss 				break;
    691       1.68  augustss 			case AUDIO_ENCODING_ULINEAR_LE:
    692      1.114      kent 				hw.encoding = AUDIO_ENCODING_SLINEAR_LE;
    693      1.114      kent 				swcode = change_sign16;
    694       1.68  augustss 				break;
    695       1.68  augustss 			case AUDIO_ENCODING_SLINEAR_BE:
    696      1.114      kent 				hw.encoding = AUDIO_ENCODING_SLINEAR_LE;
    697       1.68  augustss 				swcode = swap_bytes;
    698       1.68  augustss 				break;
    699       1.68  augustss 			case AUDIO_ENCODING_ULINEAR_BE:
    700      1.114      kent 				hw.encoding = AUDIO_ENCODING_SLINEAR_LE;
    701      1.114      kent 				swcode = swap_bytes_change_sign16;
    702       1.68  augustss 				break;
    703       1.68  augustss 			case AUDIO_ENCODING_ULAW:
    704      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    705      1.114      kent 				swcode = mode == AUMODE_PLAY ?
    706      1.114      kent 					mulaw_to_linear8 : linear8_to_mulaw;
    707       1.68  augustss 				break;
    708       1.68  augustss 			case AUDIO_ENCODING_ALAW:
    709      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    710      1.114      kent 				swcode = mode == AUMODE_PLAY ?
    711      1.114      kent 					alaw_to_linear8 : linear8_to_alaw;
    712       1.68  augustss 				break;
    713       1.68  augustss 			default:
    714       1.68  augustss 				return EINVAL;
    715       1.68  augustss 			}
    716       1.68  augustss 			tc = SB_RATE_TO_TC(p->sample_rate * p->channels);
    717       1.68  augustss 			p->sample_rate = SB_TC_TO_RATE(tc) / p->channels;
    718      1.114      kent 			hw.sample_rate = p->sample_rate;
    719       1.68  augustss 		} else {
    720       1.68  augustss 			switch (p->encoding) {
    721       1.68  augustss 			case AUDIO_ENCODING_SLINEAR_BE:
    722       1.68  augustss 			case AUDIO_ENCODING_SLINEAR_LE:
    723      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    724       1.68  augustss 				swcode = change_sign8;
    725       1.68  augustss 				break;
    726       1.68  augustss 			case AUDIO_ENCODING_ULINEAR_BE:
    727       1.68  augustss 			case AUDIO_ENCODING_ULINEAR_LE:
    728       1.68  augustss 				break;
    729       1.68  augustss 			case AUDIO_ENCODING_ULAW:
    730      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    731      1.114      kent 				swcode = mode == AUMODE_PLAY ?
    732      1.114      kent 					mulaw_to_linear8 : linear8_to_mulaw;
    733       1.68  augustss 				break;
    734       1.68  augustss 			case AUDIO_ENCODING_ALAW:
    735      1.114      kent 				hw.encoding = AUDIO_ENCODING_ULINEAR_LE;
    736      1.114      kent 				swcode = mode == AUMODE_PLAY ?
    737      1.114      kent 					alaw_to_linear8 : linear8_to_alaw;
    738       1.68  augustss 				break;
    739       1.68  augustss 			default:
    740       1.68  augustss 				return EINVAL;
    741       1.68  augustss 			}
    742       1.68  augustss 			tc = SB_RATE_TO_TC(p->sample_rate * p->channels);
    743       1.68  augustss 			p->sample_rate = SB_TC_TO_RATE(tc) / p->channels;
    744      1.114      kent 			hw.sample_rate = p->sample_rate;
    745       1.52  augustss 		}
    746       1.70  augustss 
    747       1.70  augustss 		chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8;
    748       1.68  augustss 		if (mode == AUMODE_PLAY) {
    749       1.70  augustss 			sc->sc_o.rate = rate;
    750       1.70  augustss 			sc->sc_o.tc = tc;
    751       1.70  augustss 			sc->sc_o.modep = m;
    752       1.70  augustss 			sc->sc_o.bmode = bmode;
    753       1.70  augustss 			sc->sc_o.dmachan = chan;
    754       1.68  augustss 		} else {
    755       1.70  augustss 			sc->sc_i.rate = rate;
    756       1.70  augustss 			sc->sc_i.tc = tc;
    757       1.70  augustss 			sc->sc_i.modep = m;
    758       1.70  augustss 			sc->sc_i.bmode = bmode;
    759       1.70  augustss 			sc->sc_i.dmachan = chan;
    760       1.52  augustss 		}
    761       1.70  augustss 
    762      1.114      kent 		if (swcode != NULL)
    763      1.114      kent 			fil->append(fil, swcode, &hw);
    764      1.116      gson 		DPRINTF(("sbdsp_set_params: model=%d, mode=%d, rate=%u, "
    765      1.114      kent 			 "prec=%d, chan=%d, enc=%d -> tc=%02x, cmd=%02x, "
    766      1.114      kent 			 "bmode=%02x, cmdchan=%02x\n", sc->sc_model, mode,
    767      1.114      kent 			 p->sample_rate, p->precision, p->channels,
    768      1.114      kent 			 p->encoding, tc, m->cmd, bmode, m->cmdchan));
    769       1.70  augustss 
    770       1.41  augustss 	}
    771       1.83   mycroft 
    772       1.70  augustss 	if (sc->sc_fullduplex &&
    773       1.86   mycroft 	    usemode == (AUMODE_PLAY | AUMODE_RECORD) &&
    774       1.70  augustss 	    sc->sc_i.dmachan == sc->sc_o.dmachan) {
    775      1.114      kent 		DPRINTF(("sbdsp_set_params: fd=%d, usemode=%d, idma=%d, "
    776      1.114      kent 			 "odma=%d\n", sc->sc_fullduplex, usemode,
    777      1.114      kent 			 sc->sc_i.dmachan, sc->sc_o.dmachan));
    778       1.70  augustss 		if (sc->sc_o.dmachan == sc->sc_drq8) {
    779       1.70  augustss 			/* Use 16 bit DMA for playing by expanding the samples. */
    780      1.114      kent 			hw.precision = hw.validbits = 16;
    781      1.114      kent 			pfil->append(pfil, linear8_to_linear16, &hw);
    782       1.70  augustss 			sc->sc_o.modep = &sbpmodes[PLAY16];
    783       1.70  augustss 			sc->sc_o.dmachan = sc->sc_drq16;
    784       1.70  augustss 		} else {
    785       1.70  augustss 			return EINVAL;
    786       1.70  augustss 		}
    787       1.70  augustss 	}
    788      1.115      kent 	DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n",
    789       1.81  augustss 		 sc->sc_i.dmachan, sc->sc_o.dmachan));
    790       1.52  augustss 
    791      1.115      kent 	return 0;
    792        1.1    brezak }
    793       1.45  augustss 
    794       1.50  augustss void
    795      1.115      kent sbdsp_set_ifilter(void *addr, int which)
    796       1.17       jtk {
    797      1.115      kent 	struct sbdsp_softc *sc;
    798       1.25  christos 	int mixval;
    799       1.17       jtk 
    800      1.115      kent 	sc = addr;
    801       1.50  augustss 	mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK;
    802       1.50  augustss 	switch (which) {
    803       1.50  augustss 	case 0:
    804       1.50  augustss 		mixval |= SBP_FILTER_OFF;
    805       1.50  augustss 		break;
    806       1.50  augustss 	case SB_TREBLE:
    807       1.50  augustss 		mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH;
    808       1.50  augustss 		break;
    809       1.50  augustss 	case SB_BASS:
    810      1.115      kent 		mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW;
    811       1.50  augustss 		break;
    812       1.50  augustss 	default:
    813       1.50  augustss 		return;
    814       1.50  augustss 	}
    815       1.50  augustss 	sc->in_filter = mixval & SBP_IFILTER_MASK;
    816       1.50  augustss 	sbdsp_mix_write(sc, SBP_INFILTER, mixval);
    817       1.17       jtk }
    818       1.17       jtk 
    819       1.17       jtk int
    820      1.115      kent sbdsp_get_ifilter(void *addr)
    821       1.17       jtk {
    822      1.115      kent 	struct sbdsp_softc *sc;
    823      1.115      kent 
    824      1.115      kent 	sc = addr;
    825       1.50  augustss 	sc->in_filter =
    826       1.50  augustss 		sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK;
    827       1.50  augustss 	switch (sc->in_filter) {
    828       1.50  augustss 	case SBP_FILTER_ON|SBP_IFILTER_HIGH:
    829       1.50  augustss 		return SB_TREBLE;
    830       1.50  augustss 	case SBP_FILTER_ON|SBP_IFILTER_LOW:
    831       1.50  augustss 		return SB_BASS;
    832       1.50  augustss 	default:
    833       1.50  augustss 		return 0;
    834       1.50  augustss 	}
    835       1.17       jtk }
    836       1.17       jtk 
    837       1.17       jtk int
    838      1.115      kent sbdsp_set_in_ports(struct sbdsp_softc *sc, int mask)
    839       1.50  augustss {
    840       1.50  augustss 	int bitsl, bitsr;
    841       1.50  augustss 	int sbport;
    842       1.50  augustss 
    843       1.81  augustss 	if (sc->sc_open == SB_OPEN_MIDI)
    844       1.81  augustss 		return EBUSY;
    845       1.81  augustss 
    846       1.52  augustss 	DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n",
    847       1.52  augustss 		 sc->sc_mixer_model, mask));
    848       1.52  augustss 
    849       1.50  augustss 	switch(sc->sc_mixer_model) {
    850       1.50  augustss 	case SBM_NONE:
    851       1.50  augustss 		return EINVAL;
    852       1.50  augustss 	case SBM_CT1335:
    853       1.50  augustss 		if (mask != (1 << SB_MIC_VOL))
    854       1.50  augustss 			return EINVAL;
    855       1.50  augustss 		break;
    856       1.50  augustss 	case SBM_CT1345:
    857       1.50  augustss 		switch (mask) {
    858       1.50  augustss 		case 1 << SB_MIC_VOL:
    859       1.16   mycroft 			sbport = SBP_FROM_MIC;
    860       1.16   mycroft 			break;
    861       1.50  augustss 		case 1 << SB_LINE_IN_VOL:
    862       1.16   mycroft 			sbport = SBP_FROM_LINE;
    863       1.16   mycroft 			break;
    864       1.50  augustss 		case 1 << SB_CD_VOL:
    865       1.16   mycroft 			sbport = SBP_FROM_CD;
    866       1.16   mycroft 			break;
    867       1.16   mycroft 		default:
    868      1.115      kent 			return EINVAL;
    869       1.16   mycroft 		}
    870       1.72  augustss 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter);
    871       1.50  augustss 		break;
    872       1.65  augustss 	case SBM_CT1XX5:
    873       1.50  augustss 	case SBM_CT1745:
    874       1.50  augustss 		if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) |
    875       1.50  augustss 			     (1<<SB_CD_VOL) | (1<<SB_MIC_VOL)))
    876       1.50  augustss 			return EINVAL;
    877       1.50  augustss 		bitsr = 0;
    878       1.58  augustss 		if (mask & (1<<SB_MIDI_VOL))    bitsr |= SBP_MIDI_SRC_R;
    879       1.58  augustss 		if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R;
    880       1.58  augustss 		if (mask & (1<<SB_CD_VOL))      bitsr |= SBP_CD_SRC_R;
    881       1.50  augustss 		bitsl = SB_SRC_R_TO_L(bitsr);
    882       1.58  augustss 		if (mask & (1<<SB_MIC_VOL)) {
    883       1.50  augustss 			bitsl |= SBP_MIC_SRC;
    884       1.50  augustss 			bitsr |= SBP_MIC_SRC;
    885       1.16   mycroft 		}
    886       1.50  augustss 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl);
    887       1.50  augustss 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr);
    888       1.50  augustss 		break;
    889       1.50  augustss 	}
    890       1.50  augustss 	sc->in_mask = mask;
    891        1.1    brezak 
    892       1.50  augustss 	return 0;
    893        1.1    brezak }
    894        1.1    brezak 
    895        1.1    brezak int
    896      1.115      kent sbdsp_speaker_ctl(void *addr, int newstate)
    897        1.1    brezak {
    898      1.115      kent 	struct sbdsp_softc *sc;
    899        1.1    brezak 
    900      1.115      kent 	sc = addr;
    901       1.81  augustss 	if (sc->sc_open == SB_OPEN_MIDI)
    902       1.81  augustss 		return EBUSY;
    903       1.81  augustss 
    904        1.1    brezak 	if ((newstate == SPKR_ON) &&
    905        1.1    brezak 	    (sc->spkr_state == SPKR_OFF)) {
    906        1.1    brezak 		sbdsp_spkron(sc);
    907        1.1    brezak 		sc->spkr_state = SPKR_ON;
    908        1.1    brezak 	}
    909        1.1    brezak 	if ((newstate == SPKR_OFF) &&
    910        1.1    brezak 	    (sc->spkr_state == SPKR_ON)) {
    911        1.1    brezak 		sbdsp_spkroff(sc);
    912        1.1    brezak 		sc->spkr_state = SPKR_OFF;
    913        1.1    brezak 	}
    914       1.52  augustss 	return 0;
    915        1.1    brezak }
    916        1.1    brezak 
    917        1.1    brezak int
    918      1.115      kent sbdsp_round_blocksize(
    919      1.115      kent 	void *addr,
    920      1.115      kent 	int blk,
    921      1.115      kent 	int mode,
    922      1.115      kent 	const audio_params_t *param)
    923        1.1    brezak {
    924       1.81  augustss 	return blk & -4;	/* round to biggest sample size */
    925        1.1    brezak }
    926        1.1    brezak 
    927        1.1    brezak int
    928      1.115      kent sbdsp_open(void *addr, int flags)
    929        1.1    brezak {
    930      1.115      kent 	struct sbdsp_softc *sc;
    931       1.98   mycroft 	int error, state;
    932       1.64  augustss 
    933      1.115      kent 	sc = addr;
    934       1.95   mycroft 	DPRINTF(("sbdsp_open: sc=%p\n", sc));
    935        1.1    brezak 
    936       1.81  augustss 	if (sc->sc_open != SB_CLOSED)
    937      1.115      kent 		return EBUSY;
    938       1.81  augustss 	sc->sc_open = SB_OPEN_AUDIO;
    939       1.98   mycroft 	state = 0;
    940       1.94   mycroft 
    941       1.97   mycroft 	if (sc->sc_drq8 != -1) {
    942      1.112      fvdl 		error = isa_drq_alloc(sc->sc_ic, sc->sc_drq8);
    943      1.112      fvdl 		if (error != 0)
    944       1.97   mycroft 			goto bad;
    945       1.98   mycroft 		state |= 1;
    946       1.97   mycroft 	}
    947      1.112      fvdl 
    948       1.97   mycroft 	if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) {
    949      1.112      fvdl 		error = isa_drq_alloc(sc->sc_ic, sc->sc_drq16);
    950      1.112      fvdl 		if (error != 0)
    951       1.97   mycroft 			goto bad;
    952       1.98   mycroft 		state |= 2;
    953       1.97   mycroft 	}
    954       1.97   mycroft 
    955      1.112      fvdl 
    956       1.97   mycroft 	if (sbdsp_reset(sc) != 0) {
    957       1.97   mycroft 		error = EIO;
    958       1.97   mycroft 		goto bad;
    959       1.97   mycroft 	}
    960       1.97   mycroft 
    961       1.52  augustss 	if (ISSBPRO(sc) &&
    962       1.31  christos 	    sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) {
    963        1.1    brezak 		DPRINTF(("sbdsp_open: can't set mono mode\n"));
    964        1.1    brezak 		/* we'll readjust when it's time for DMA. */
    965        1.1    brezak 	}
    966        1.1    brezak 
    967        1.1    brezak 	/*
    968        1.1    brezak 	 * Leave most things as they were; users must change things if
    969        1.1    brezak 	 * the previous process didn't leave it they way they wanted.
    970        1.1    brezak 	 * Looked at another way, it's easy to set up a configuration
    971        1.1    brezak 	 * in one program and leave it for another to inherit.
    972        1.1    brezak 	 */
    973        1.1    brezak 	DPRINTF(("sbdsp_open: opened\n"));
    974        1.1    brezak 
    975      1.115      kent 	return 0;
    976       1.97   mycroft 
    977       1.97   mycroft bad:
    978       1.98   mycroft 	if (state & 1)
    979      1.112      fvdl 		isa_drq_free(sc->sc_ic, sc->sc_drq8);
    980       1.98   mycroft 	if (state & 2)
    981      1.112      fvdl 		isa_drq_free(sc->sc_ic, sc->sc_drq16);
    982       1.98   mycroft 
    983       1.97   mycroft 	sc->sc_open = SB_CLOSED;
    984      1.115      kent 	return error;
    985        1.1    brezak }
    986        1.1    brezak 
    987        1.1    brezak void
    988      1.115      kent sbdsp_close(void *addr)
    989        1.1    brezak {
    990      1.115      kent 	struct sbdsp_softc *sc;
    991        1.1    brezak 
    992      1.115      kent 	sc = addr;
    993       1.95   mycroft 	DPRINTF(("sbdsp_close: sc=%p\n", sc));
    994        1.1    brezak 
    995        1.1    brezak 	sbdsp_spkroff(sc);
    996        1.1    brezak 	sc->spkr_state = SPKR_OFF;
    997       1.93   mycroft 
    998       1.70  augustss 	sc->sc_intr8 = 0;
    999       1.70  augustss 	sc->sc_intr16 = 0;
   1000       1.97   mycroft 
   1001       1.97   mycroft 	if (sc->sc_drq8 != -1)
   1002      1.112      fvdl 		isa_drq_free(sc->sc_ic, sc->sc_drq8);
   1003       1.97   mycroft 	if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8)
   1004      1.112      fvdl 		isa_drq_free(sc->sc_ic, sc->sc_drq16);
   1005       1.97   mycroft 
   1006       1.93   mycroft 	sc->sc_open = SB_CLOSED;
   1007        1.1    brezak 	DPRINTF(("sbdsp_close: closed\n"));
   1008        1.1    brezak }
   1009        1.1    brezak 
   1010        1.1    brezak /*
   1011        1.1    brezak  * Lower-level routines
   1012        1.1    brezak  */
   1013        1.1    brezak 
   1014        1.1    brezak /*
   1015        1.1    brezak  * Reset the card.
   1016        1.1    brezak  * Return non-zero if the card isn't detected.
   1017        1.1    brezak  */
   1018        1.1    brezak int
   1019      1.115      kent sbdsp_reset(struct sbdsp_softc *sc)
   1020        1.1    brezak {
   1021      1.115      kent 	bus_space_tag_t iot;
   1022      1.115      kent 	bus_space_handle_t ioh;
   1023        1.1    brezak 
   1024      1.115      kent 	iot = sc->sc_iot;
   1025      1.115      kent 	ioh = sc->sc_ioh;
   1026       1.70  augustss 	sc->sc_intr8 = 0;
   1027       1.70  augustss 	sc->sc_intr16 = 0;
   1028       1.93   mycroft 	sc->sc_intrm = 0;
   1029       1.15   mycroft 
   1030        1.1    brezak 	/*
   1031        1.1    brezak 	 * See SBK, section 11.3.
   1032        1.1    brezak 	 * We pulse a reset signal into the card.
   1033        1.1    brezak 	 * Gee, what a brilliant hardware design.
   1034        1.1    brezak 	 */
   1035       1.31  christos 	bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1);
   1036       1.15   mycroft 	delay(10);
   1037       1.31  christos 	bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0);
   1038       1.15   mycroft 	delay(30);
   1039       1.31  christos 	if (sbdsp_rdsp(sc) != SB_MAGIC)
   1040        1.1    brezak 		return -1;
   1041       1.15   mycroft 
   1042        1.1    brezak 	return 0;
   1043        1.1    brezak }
   1044        1.1    brezak 
   1045        1.1    brezak /*
   1046        1.1    brezak  * Write a byte to the dsp.
   1047       1.70  augustss  * We are at the mercy of the card as we use a
   1048        1.1    brezak  * polling loop and wait until it can take the byte.
   1049        1.1    brezak  */
   1050        1.1    brezak int
   1051      1.115      kent sbdsp_wdsp(struct sbdsp_softc *sc, int v)
   1052        1.1    brezak {
   1053      1.115      kent 	bus_space_tag_t iot;
   1054      1.115      kent 	bus_space_handle_t ioh;
   1055       1.52  augustss 	int i;
   1056       1.52  augustss 	u_char x;
   1057        1.1    brezak 
   1058      1.115      kent 	iot = sc->sc_iot;
   1059      1.115      kent 	ioh = sc->sc_ioh;
   1060        1.1    brezak 	for (i = SBDSP_NPOLL; --i >= 0; ) {
   1061       1.31  christos 		x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT);
   1062       1.15   mycroft 		delay(10);
   1063       1.70  augustss 		if ((x & SB_DSP_BUSY) == 0) {
   1064       1.70  augustss 			bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v);
   1065       1.70  augustss 			delay(10);
   1066       1.70  augustss 			return 0;
   1067       1.70  augustss 		}
   1068        1.1    brezak 	}
   1069        1.1    brezak 	++sberr.wdsp;
   1070        1.1    brezak 	return -1;
   1071        1.1    brezak }
   1072        1.1    brezak 
   1073        1.1    brezak /*
   1074        1.1    brezak  * Read a byte from the DSP, using polling.
   1075        1.1    brezak  */
   1076        1.1    brezak int
   1077      1.115      kent sbdsp_rdsp(struct sbdsp_softc *sc)
   1078        1.1    brezak {
   1079      1.115      kent 	bus_space_tag_t iot;
   1080      1.115      kent 	bus_space_handle_t ioh;
   1081       1.52  augustss 	int i;
   1082       1.52  augustss 	u_char x;
   1083        1.1    brezak 
   1084      1.115      kent 	iot = sc->sc_iot;
   1085      1.115      kent 	ioh = sc->sc_ioh;
   1086        1.1    brezak 	for (i = SBDSP_NPOLL; --i >= 0; ) {
   1087       1.31  christos 		x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT);
   1088       1.15   mycroft 		delay(10);
   1089       1.70  augustss 		if (x & SB_DSP_READY) {
   1090       1.70  augustss 			x = bus_space_read_1(iot, ioh, SBP_DSP_READ);
   1091       1.70  augustss 			delay(10);
   1092       1.70  augustss 			return x;
   1093       1.70  augustss 		}
   1094        1.1    brezak 	}
   1095        1.1    brezak 	++sberr.rdsp;
   1096        1.1    brezak 	return -1;
   1097        1.1    brezak }
   1098        1.1    brezak 
   1099        1.1    brezak void
   1100      1.115      kent sbdsp_pause(struct sbdsp_softc *sc)
   1101        1.1    brezak {
   1102        1.1    brezak 
   1103      1.103   thorpej 	(void) tsleep(sbdsp_pause, PWAIT, "sbpause", hz / 8);
   1104        1.1    brezak }
   1105        1.1    brezak 
   1106        1.1    brezak /*
   1107        1.1    brezak  * Turn on the speaker.  The SBK documention says this operation
   1108        1.1    brezak  * can take up to 1/10 of a second.  Higher level layers should
   1109        1.1    brezak  * probably let the task sleep for this amount of time after
   1110        1.1    brezak  * calling here.  Otherwise, things might not work (because
   1111        1.1    brezak  * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.)
   1112        1.1    brezak  *
   1113        1.1    brezak  * These engineers had their heads up their ass when
   1114        1.1    brezak  * they designed this card.
   1115        1.1    brezak  */
   1116        1.1    brezak void
   1117      1.115      kent sbdsp_spkron(struct sbdsp_softc *sc)
   1118        1.1    brezak {
   1119      1.115      kent 
   1120       1.31  christos 	(void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON);
   1121        1.1    brezak 	sbdsp_pause(sc);
   1122        1.1    brezak }
   1123        1.1    brezak 
   1124        1.1    brezak /*
   1125        1.1    brezak  * Turn off the speaker; see comment above.
   1126        1.1    brezak  */
   1127        1.1    brezak void
   1128      1.115      kent sbdsp_spkroff(struct sbdsp_softc *sc)
   1129        1.1    brezak {
   1130      1.115      kent 
   1131       1.31  christos 	(void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF);
   1132        1.1    brezak 	sbdsp_pause(sc);
   1133        1.1    brezak }
   1134        1.1    brezak 
   1135        1.1    brezak /*
   1136       1.60  augustss  * Read the version number out of the card.
   1137       1.60  augustss  * Store version information in the softc.
   1138        1.1    brezak  */
   1139       1.52  augustss void
   1140      1.115      kent sbversion(struct sbdsp_softc *sc)
   1141        1.1    brezak {
   1142       1.52  augustss 	int v;
   1143        1.1    brezak 
   1144       1.52  augustss 	sc->sc_model = SB_UNK;
   1145       1.52  augustss 	sc->sc_version = 0;
   1146       1.31  christos 	if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0)
   1147       1.52  augustss 		return;
   1148       1.31  christos 	v = sbdsp_rdsp(sc) << 8;
   1149       1.31  christos 	v |= sbdsp_rdsp(sc);
   1150       1.52  augustss 	if (v < 0)
   1151       1.52  augustss 		return;
   1152       1.52  augustss 	sc->sc_version = v;
   1153       1.52  augustss 	switch(SBVER_MAJOR(v)) {
   1154       1.52  augustss 	case 1:
   1155       1.52  augustss 		sc->sc_mixer_model = SBM_NONE;
   1156       1.52  augustss 		sc->sc_model = SB_1;
   1157       1.52  augustss 		break;
   1158       1.52  augustss 	case 2:
   1159       1.52  augustss 		/* Some SB2 have a mixer, some don't. */
   1160       1.52  augustss 		sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04);
   1161       1.52  augustss 		sbdsp_mix_write(sc, SBP_1335_MIDI_VOL,   0x06);
   1162       1.52  augustss 		/* Check if we can read back the mixer values. */
   1163       1.52  augustss 		if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 &&
   1164       1.52  augustss 		    (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL)   & 0x0e) == 0x06)
   1165       1.52  augustss 			sc->sc_mixer_model = SBM_CT1335;
   1166       1.52  augustss 		else
   1167       1.52  augustss 			sc->sc_mixer_model = SBM_NONE;
   1168       1.52  augustss 		if (SBVER_MINOR(v) == 0)
   1169       1.52  augustss 			sc->sc_model = SB_20;
   1170       1.52  augustss 		else
   1171       1.52  augustss 			sc->sc_model = SB_2x;
   1172       1.52  augustss 		break;
   1173       1.52  augustss 	case 3:
   1174       1.52  augustss 		sc->sc_mixer_model = SBM_CT1345;
   1175       1.52  augustss 		sc->sc_model = SB_PRO;
   1176       1.52  augustss 		break;
   1177       1.52  augustss 	case 4:
   1178       1.65  augustss #if 0
   1179       1.65  augustss /* XXX This does not work */
   1180       1.65  augustss 		/* Most SB16 have a tone controls, but some don't. */
   1181       1.65  augustss 		sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80);
   1182       1.65  augustss 		/* Check if we can read back the mixer value. */
   1183       1.65  augustss 		if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80)
   1184       1.65  augustss 			sc->sc_mixer_model = SBM_CT1745;
   1185       1.65  augustss 		else
   1186       1.65  augustss 			sc->sc_mixer_model = SBM_CT1XX5;
   1187       1.65  augustss #else
   1188       1.52  augustss 		sc->sc_mixer_model = SBM_CT1745;
   1189       1.65  augustss #endif
   1190       1.78    bouyer #if 0
   1191       1.78    bouyer /* XXX figure out a good way of determining the model */
   1192       1.64  augustss 		/* XXX what about SB_32 */
   1193       1.64  augustss 		if (SBVER_MINOR(v) == 16)
   1194       1.64  augustss 			sc->sc_model = SB_64;
   1195       1.64  augustss 		else
   1196       1.78    bouyer #endif
   1197       1.81  augustss 			sc->sc_model = SB_16;
   1198       1.52  augustss 		break;
   1199       1.52  augustss 	}
   1200        1.1    brezak }
   1201        1.1    brezak 
   1202        1.1    brezak int
   1203      1.115      kent sbdsp_set_timeconst(struct sbdsp_softc *sc, int tc)
   1204        1.1    brezak {
   1205      1.115      kent 
   1206       1.52  augustss 	DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc));
   1207       1.52  augustss 	if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 ||
   1208       1.52  augustss 	    sbdsp_wdsp(sc, tc) < 0)
   1209       1.52  augustss 		return EIO;
   1210       1.52  augustss 	return 0;
   1211        1.1    brezak }
   1212        1.1    brezak 
   1213        1.1    brezak int
   1214      1.115      kent sbdsp16_set_rate(struct sbdsp_softc *sc, int cmd, int rate)
   1215        1.1    brezak {
   1216      1.115      kent 
   1217       1.70  augustss 	DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate));
   1218       1.52  augustss 	if (sbdsp_wdsp(sc, cmd) < 0 ||
   1219       1.52  augustss 	    sbdsp_wdsp(sc, rate >> 8) < 0 ||
   1220       1.52  augustss 	    sbdsp_wdsp(sc, rate) < 0)
   1221       1.52  augustss 		return EIO;
   1222       1.52  augustss 	return 0;
   1223        1.1    brezak }
   1224        1.1    brezak 
   1225        1.1    brezak int
   1226      1.115      kent sbdsp_trigger_input(
   1227      1.115      kent 	void *addr,
   1228      1.115      kent 	void *start, void *end,
   1229      1.115      kent 	int blksize,
   1230      1.115      kent 	void (*intr)(void *),
   1231      1.115      kent 	void *arg,
   1232      1.115      kent 	const audio_params_t *param)
   1233       1.60  augustss {
   1234      1.115      kent 	struct sbdsp_softc *sc;
   1235      1.115      kent 	int stereo;
   1236      1.115      kent 	int width;
   1237       1.82   mycroft 	int filter;
   1238       1.82   mycroft 
   1239      1.115      kent 	sc = addr;
   1240      1.115      kent 	stereo = param->channels == 2;
   1241      1.115      kent 	width = param->precision;
   1242       1.82   mycroft #ifdef DIAGNOSTIC
   1243       1.82   mycroft 	if (stereo && (blksize & 1)) {
   1244       1.82   mycroft 		DPRINTF(("stereo record odd bytes (%d)\n", blksize));
   1245      1.115      kent 		return EIO;
   1246       1.82   mycroft 	}
   1247       1.93   mycroft 	if (sc->sc_i.run != SB_NOTRUNNING)
   1248       1.93   mycroft 		printf("sbdsp_trigger_input: already running\n");
   1249       1.82   mycroft #endif
   1250       1.82   mycroft 
   1251       1.82   mycroft 	sc->sc_intrr = intr;
   1252       1.82   mycroft 	sc->sc_argr = arg;
   1253       1.60  augustss 
   1254       1.82   mycroft 	if (width == 8) {
   1255       1.82   mycroft #ifdef DIAGNOSTIC
   1256       1.82   mycroft 		if (sc->sc_i.dmachan != sc->sc_drq8) {
   1257       1.82   mycroft 			printf("sbdsp_trigger_input: width=%d bad chan %d\n",
   1258       1.82   mycroft 			    width, sc->sc_i.dmachan);
   1259      1.115      kent 			return EIO;
   1260       1.82   mycroft 		}
   1261       1.82   mycroft #endif
   1262       1.82   mycroft 		sc->sc_intr8 = sbdsp_block_input;
   1263       1.82   mycroft 	} else {
   1264       1.82   mycroft #ifdef DIAGNOSTIC
   1265       1.82   mycroft 		if (sc->sc_i.dmachan != sc->sc_drq16) {
   1266       1.82   mycroft 			printf("sbdsp_trigger_input: width=%d bad chan %d\n",
   1267       1.82   mycroft 			    width, sc->sc_i.dmachan);
   1268      1.115      kent 			return EIO;
   1269       1.82   mycroft 		}
   1270       1.82   mycroft #endif
   1271       1.82   mycroft 		sc->sc_intr16 = sbdsp_block_input;
   1272       1.82   mycroft 	}
   1273       1.60  augustss 
   1274       1.82   mycroft 	if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16))
   1275       1.82   mycroft 		blksize >>= 1;
   1276       1.82   mycroft 	--blksize;
   1277       1.82   mycroft 	sc->sc_i.blksize = blksize;
   1278       1.70  augustss 
   1279       1.70  augustss 	if (ISSBPRO(sc)) {
   1280       1.70  augustss 		if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0)
   1281      1.115      kent 			return EIO;
   1282       1.70  augustss 		filter = stereo ? SBP_FILTER_OFF : sc->in_filter;
   1283       1.70  augustss 		sbdsp_mix_write(sc, SBP_INFILTER,
   1284       1.82   mycroft 		    (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) |
   1285       1.82   mycroft 		    filter);
   1286       1.70  augustss 	}
   1287      1.115      kent 
   1288       1.70  augustss 	if (ISSB16CLASS(sc)) {
   1289       1.82   mycroft 		if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) {
   1290       1.82   mycroft 			DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n",
   1291       1.70  augustss 				 sc->sc_i.rate));
   1292      1.115      kent 			return EIO;
   1293       1.70  augustss 		}
   1294       1.70  augustss 	} else {
   1295       1.70  augustss 		if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) {
   1296       1.82   mycroft 			DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n",
   1297       1.70  augustss 				 sc->sc_i.rate));
   1298      1.115      kent 			return EIO;
   1299       1.70  augustss 		}
   1300       1.70  augustss 	}
   1301       1.82   mycroft 
   1302      1.115      kent 	DPRINTF(("sbdsp: DMA start loop input start=%p end=%p chan=%d\n",
   1303       1.87  augustss 	    start, end, sc->sc_i.dmachan));
   1304      1.115      kent 	isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start,
   1305       1.89  augustss 	    (char *)end - (char *)start, NULL,
   1306       1.96   mycroft 	    DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT);
   1307       1.82   mycroft 
   1308       1.82   mycroft 	return sbdsp_block_input(addr);
   1309       1.70  augustss }
   1310       1.70  augustss 
   1311       1.60  augustss int
   1312      1.115      kent sbdsp_block_input(void *addr)
   1313        1.1    brezak {
   1314      1.115      kent 	struct sbdsp_softc *sc;
   1315      1.115      kent 	int cc;
   1316      1.115      kent 
   1317      1.115      kent 	sc = addr;
   1318      1.115      kent 	cc = sc->sc_i.blksize;
   1319       1.82   mycroft 	DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc));
   1320       1.82   mycroft 
   1321       1.82   mycroft 	if (sc->sc_i.run != SB_NOTRUNNING)
   1322       1.82   mycroft 		sc->sc_intrr(sc->sc_argr);
   1323       1.15   mycroft 
   1324       1.82   mycroft 	if (sc->sc_model == SB_1) {
   1325       1.70  augustss 		/* Non-looping mode, start DMA */
   1326       1.70  augustss 		if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 ||
   1327       1.31  christos 		    sbdsp_wdsp(sc, cc) < 0 ||
   1328       1.31  christos 		    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1329       1.82   mycroft 			DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n"));
   1330      1.115      kent 			return EIO;
   1331       1.23   mycroft 		}
   1332       1.82   mycroft 		sc->sc_i.run = SB_RUNNING;
   1333       1.82   mycroft 	} else if (sc->sc_i.run == SB_NOTRUNNING) {
   1334       1.70  augustss 		/* Initialize looping PCM */
   1335       1.70  augustss 		if (ISSB16CLASS(sc)) {
   1336       1.81  augustss 			DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n",
   1337       1.82   mycroft 			    sc->sc_i.modep->cmd, sc->sc_i.bmode, cc));
   1338      1.115      kent 			if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 ||
   1339       1.70  augustss 			    sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 ||
   1340       1.70  augustss 			    sbdsp_wdsp(sc, cc) < 0 ||
   1341       1.70  augustss 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1342       1.82   mycroft 				DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n"));
   1343      1.115      kent 				return EIO;
   1344       1.70  augustss 			}
   1345       1.70  augustss 		} else {
   1346       1.82   mycroft 			DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc));
   1347       1.31  christos 			if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 ||
   1348       1.31  christos 			    sbdsp_wdsp(sc, cc) < 0 ||
   1349       1.31  christos 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1350       1.82   mycroft 				DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n"));
   1351      1.115      kent 				return EIO;
   1352       1.15   mycroft 			}
   1353       1.70  augustss 			if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) {
   1354       1.82   mycroft 				DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n"));
   1355      1.115      kent 				return EIO;
   1356       1.53   mycroft 			}
   1357       1.15   mycroft 		}
   1358       1.82   mycroft 		sc->sc_i.run = SB_LOOPING;
   1359        1.1    brezak 	}
   1360        1.1    brezak 
   1361      1.115      kent 	return 0;
   1362        1.1    brezak }
   1363        1.1    brezak 
   1364        1.1    brezak int
   1365      1.115      kent sbdsp_trigger_output(
   1366      1.115      kent 	void *addr,
   1367      1.115      kent 	void *start, void *end,
   1368      1.115      kent 	int blksize,
   1369      1.115      kent 	void (*intr)(void *),
   1370      1.115      kent 	void *arg,
   1371      1.115      kent 	const audio_params_t *param)
   1372       1.60  augustss {
   1373      1.115      kent 	struct sbdsp_softc *sc;
   1374      1.115      kent 	int stereo;
   1375      1.115      kent 	int width;
   1376       1.82   mycroft 	int cmd;
   1377       1.60  augustss 
   1378      1.115      kent 	sc = addr;
   1379      1.115      kent 	stereo = param->channels == 2;
   1380      1.115      kent 	width = param->precision;
   1381       1.82   mycroft #ifdef DIAGNOSTIC
   1382       1.82   mycroft 	if (stereo && (blksize & 1)) {
   1383       1.82   mycroft 		DPRINTF(("stereo playback odd bytes (%d)\n", blksize));
   1384      1.115      kent 		return EIO;
   1385       1.82   mycroft 	}
   1386       1.93   mycroft 	if (sc->sc_o.run != SB_NOTRUNNING)
   1387       1.93   mycroft 		printf("sbdsp_trigger_output: already running\n");
   1388       1.82   mycroft #endif
   1389       1.82   mycroft 
   1390       1.82   mycroft 	sc->sc_intrp = intr;
   1391       1.82   mycroft 	sc->sc_argp = arg;
   1392       1.82   mycroft 
   1393       1.82   mycroft 	if (width == 8) {
   1394       1.82   mycroft #ifdef DIAGNOSTIC
   1395       1.82   mycroft 		if (sc->sc_o.dmachan != sc->sc_drq8) {
   1396       1.82   mycroft 			printf("sbdsp_trigger_output: width=%d bad chan %d\n",
   1397       1.82   mycroft 			    width, sc->sc_o.dmachan);
   1398      1.115      kent 			return EIO;
   1399       1.82   mycroft 		}
   1400       1.82   mycroft #endif
   1401       1.82   mycroft 		sc->sc_intr8 = sbdsp_block_output;
   1402       1.82   mycroft 	} else {
   1403       1.82   mycroft #ifdef DIAGNOSTIC
   1404       1.82   mycroft 		if (sc->sc_o.dmachan != sc->sc_drq16) {
   1405       1.82   mycroft 			printf("sbdsp_trigger_output: width=%d bad chan %d\n",
   1406       1.82   mycroft 			    width, sc->sc_o.dmachan);
   1407      1.115      kent 			return EIO;
   1408       1.82   mycroft 		}
   1409       1.82   mycroft #endif
   1410       1.82   mycroft 		sc->sc_intr16 = sbdsp_block_output;
   1411       1.82   mycroft 	}
   1412       1.60  augustss 
   1413       1.82   mycroft 	if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16))
   1414       1.82   mycroft 		blksize >>= 1;
   1415       1.82   mycroft 	--blksize;
   1416       1.82   mycroft 	sc->sc_o.blksize = blksize;
   1417       1.70  augustss 
   1418       1.70  augustss 	if (ISSBPRO(sc)) {
   1419       1.70  augustss 		/* make sure we re-set stereo mixer bit when we start output. */
   1420       1.70  augustss 		sbdsp_mix_write(sc, SBP_STEREO,
   1421       1.82   mycroft 		    (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) |
   1422       1.82   mycroft 		    (stereo ?  SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO));
   1423       1.70  augustss 		cmd = sc->sc_o.modep->cmdchan;
   1424       1.70  augustss 		if (cmd && sbdsp_wdsp(sc, cmd) < 0)
   1425      1.115      kent 			return EIO;
   1426       1.70  augustss 	}
   1427      1.115      kent 
   1428       1.70  augustss 	if (ISSB16CLASS(sc)) {
   1429       1.82   mycroft 		if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) {
   1430       1.82   mycroft 			DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n",
   1431       1.70  augustss 				 sc->sc_o.rate));
   1432      1.115      kent 			return EIO;
   1433       1.70  augustss 		}
   1434       1.70  augustss 	} else {
   1435       1.70  augustss 		if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) {
   1436       1.82   mycroft 			DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n",
   1437       1.70  augustss 				 sc->sc_o.rate));
   1438      1.115      kent 			return EIO;
   1439       1.70  augustss 		}
   1440       1.70  augustss 	}
   1441       1.82   mycroft 
   1442      1.111       wiz 	DPRINTF(("sbdsp: DMA start loop output start=%p end=%p chan=%d\n",
   1443       1.82   mycroft 	    start, end, sc->sc_o.dmachan));
   1444      1.115      kent 	isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start,
   1445       1.89  augustss 	    (char *)end - (char *)start, NULL,
   1446       1.96   mycroft 	    DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT);
   1447       1.82   mycroft 
   1448       1.82   mycroft 	return sbdsp_block_output(addr);
   1449       1.70  augustss }
   1450       1.70  augustss 
   1451       1.60  augustss int
   1452      1.115      kent sbdsp_block_output(void *addr)
   1453        1.1    brezak {
   1454      1.115      kent 	struct sbdsp_softc *sc;
   1455      1.115      kent 	int cc;
   1456      1.115      kent 
   1457      1.115      kent 	sc = addr;
   1458      1.115      kent 	cc = sc->sc_o.blksize;
   1459       1.82   mycroft 	DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc));
   1460        1.1    brezak 
   1461       1.82   mycroft 	if (sc->sc_o.run != SB_NOTRUNNING)
   1462       1.82   mycroft 		sc->sc_intrp(sc->sc_argp);
   1463       1.15   mycroft 
   1464       1.82   mycroft 	if (sc->sc_model == SB_1) {
   1465       1.70  augustss 		/* Non-looping mode, initialized. Start DMA and PCM */
   1466       1.70  augustss 		if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 ||
   1467       1.31  christos 		    sbdsp_wdsp(sc, cc) < 0 ||
   1468       1.31  christos 		    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1469       1.82   mycroft 			DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n"));
   1470      1.115      kent 			return EIO;
   1471       1.23   mycroft 		}
   1472       1.82   mycroft 		sc->sc_o.run = SB_RUNNING;
   1473       1.82   mycroft 	} else if (sc->sc_o.run == SB_NOTRUNNING) {
   1474       1.70  augustss 		/* Initialize looping PCM */
   1475       1.70  augustss 		if (ISSB16CLASS(sc)) {
   1476      1.115      kent 			DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n",
   1477       1.82   mycroft 			    sc->sc_o.modep->cmd,sc->sc_o.bmode, cc));
   1478      1.115      kent 			if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 ||
   1479       1.70  augustss 			    sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 ||
   1480       1.70  augustss 			    sbdsp_wdsp(sc, cc) < 0 ||
   1481       1.70  augustss 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1482       1.82   mycroft 				DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n"));
   1483      1.115      kent 				return EIO;
   1484       1.70  augustss 			}
   1485       1.70  augustss 		} else {
   1486       1.82   mycroft 			DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc));
   1487       1.31  christos 			if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 ||
   1488       1.31  christos 			    sbdsp_wdsp(sc, cc) < 0 ||
   1489       1.31  christos 			    sbdsp_wdsp(sc, cc >> 8) < 0) {
   1490       1.82   mycroft 				DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n"));
   1491      1.115      kent 				return EIO;
   1492       1.52  augustss 			}
   1493       1.70  augustss 			if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) {
   1494       1.82   mycroft 				DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n"));
   1495      1.115      kent 				return EIO;
   1496        1.1    brezak 			}
   1497        1.1    brezak 		}
   1498       1.82   mycroft 		sc->sc_o.run = SB_LOOPING;
   1499        1.1    brezak 	}
   1500        1.1    brezak 
   1501      1.115      kent 	return 0;
   1502        1.1    brezak }
   1503        1.1    brezak 
   1504       1.93   mycroft int
   1505      1.115      kent sbdsp_halt_output(void *addr)
   1506       1.93   mycroft {
   1507      1.115      kent 	struct sbdsp_softc *sc;
   1508       1.93   mycroft 
   1509      1.115      kent 	sc = addr;
   1510       1.93   mycroft 	if (sc->sc_o.run != SB_NOTRUNNING) {
   1511       1.93   mycroft 		if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0)
   1512       1.93   mycroft 			printf("sbdsp_halt_output: failed to halt\n");
   1513       1.93   mycroft 		isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan);
   1514       1.93   mycroft 		sc->sc_o.run = SB_NOTRUNNING;
   1515       1.93   mycroft 	}
   1516      1.115      kent 	return 0;
   1517       1.93   mycroft }
   1518       1.93   mycroft 
   1519       1.93   mycroft int
   1520      1.115      kent sbdsp_halt_input(void *addr)
   1521       1.93   mycroft {
   1522      1.115      kent 	struct sbdsp_softc *sc;
   1523       1.93   mycroft 
   1524      1.115      kent 	sc = addr;
   1525       1.93   mycroft 	if (sc->sc_i.run != SB_NOTRUNNING) {
   1526       1.93   mycroft 		if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0)
   1527       1.93   mycroft 			printf("sbdsp_halt_input: failed to halt\n");
   1528       1.93   mycroft 		isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan);
   1529       1.93   mycroft 		sc->sc_i.run = SB_NOTRUNNING;
   1530       1.93   mycroft 	}
   1531      1.115      kent 	return 0;
   1532       1.93   mycroft }
   1533       1.93   mycroft 
   1534        1.1    brezak /*
   1535        1.1    brezak  * Only the DSP unit on the sound blaster generates interrupts.
   1536        1.1    brezak  * There are three cases of interrupt: reception of a midi byte
   1537      1.117     perry  * (when mode is enabled), completion of DMA transmission, or
   1538      1.111       wiz  * completion of a DMA reception.
   1539       1.60  augustss  *
   1540       1.60  augustss  * If there is interrupt sharing or a spurious interrupt occurs
   1541       1.70  augustss  * there is no way to distinguish this on an SB2.  So if you have
   1542       1.70  augustss  * an SB2 and experience problems, buy an SB16 (it's only $40).
   1543        1.1    brezak  */
   1544        1.1    brezak int
   1545      1.115      kent sbdsp_intr(void *arg)
   1546        1.1    brezak {
   1547      1.115      kent 	struct sbdsp_softc *sc;
   1548       1.52  augustss 	u_char irq;
   1549        1.1    brezak 
   1550      1.115      kent 	sc = arg;
   1551       1.81  augustss 	DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n",
   1552       1.81  augustss 		   sc->sc_intr8, sc->sc_intr16));
   1553       1.39   mycroft 	if (ISSB16CLASS(sc)) {
   1554       1.52  augustss 		irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS);
   1555       1.81  augustss 		if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) {
   1556       1.70  augustss 			DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq));
   1557       1.39   mycroft 			return 0;
   1558       1.70  augustss 		}
   1559       1.39   mycroft 	} else {
   1560       1.82   mycroft 		/* XXXX CHECK FOR INTERRUPT */
   1561       1.52  augustss 		irq = SBP_IRQ_DMA8;
   1562       1.20   mycroft 	}
   1563       1.82   mycroft 
   1564        1.1    brezak 	sc->sc_interrupts++;
   1565       1.52  augustss 	delay(10);		/* XXX why? */
   1566       1.70  augustss 
   1567       1.70  augustss 	/* clear interrupt */
   1568       1.70  augustss 	if (irq & SBP_IRQ_DMA8) {
   1569       1.70  augustss 		bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8);
   1570       1.82   mycroft 		if (sc->sc_intr8)
   1571       1.94   mycroft 			sc->sc_intr8(arg);
   1572       1.70  augustss 	}
   1573       1.70  augustss 	if (irq & SBP_IRQ_DMA16) {
   1574       1.70  augustss 		bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16);
   1575       1.70  augustss 		if (sc->sc_intr16)
   1576       1.94   mycroft 			sc->sc_intr16(arg);
   1577        1.1    brezak 	}
   1578      1.100  augustss #if NMPU > 0
   1579       1.99  augustss 	if ((irq & SBP_IRQ_MPU401) && sc->sc_mpudev) {
   1580       1.99  augustss 		mpu_intr(sc->sc_mpudev);
   1581       1.81  augustss 	}
   1582       1.81  augustss #endif
   1583        1.1    brezak 	return 1;
   1584        1.1    brezak }
   1585        1.1    brezak 
   1586       1.81  augustss /* Like val & mask, but make sure the result is correctly rounded. */
   1587       1.66  augustss #define MAXVAL 256
   1588       1.66  augustss static int
   1589      1.115      kent sbdsp_adjust(int val, int mask)
   1590       1.66  augustss {
   1591      1.115      kent 
   1592       1.66  augustss 	val += (MAXVAL - mask) >> 1;
   1593       1.66  augustss 	if (val >= MAXVAL)
   1594       1.66  augustss 		val = MAXVAL-1;
   1595       1.66  augustss 	return val & mask;
   1596       1.66  augustss }
   1597        1.1    brezak 
   1598       1.50  augustss void
   1599      1.115      kent sbdsp_set_mixer_gain(struct sbdsp_softc *sc, int port)
   1600       1.50  augustss {
   1601       1.50  augustss 	int src, gain;
   1602       1.50  augustss 
   1603       1.50  augustss 	switch(sc->sc_mixer_model) {
   1604       1.50  augustss 	case SBM_NONE:
   1605       1.50  augustss 		return;
   1606       1.50  augustss 	case SBM_CT1335:
   1607       1.50  augustss 		gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]);
   1608       1.50  augustss 		switch(port) {
   1609       1.50  augustss 		case SB_MASTER_VOL:
   1610       1.50  augustss 			src = SBP_1335_MASTER_VOL;
   1611       1.50  augustss 			break;
   1612       1.50  augustss 		case SB_MIDI_VOL:
   1613       1.50  augustss 			src = SBP_1335_MIDI_VOL;
   1614       1.50  augustss 			break;
   1615       1.50  augustss 		case SB_CD_VOL:
   1616       1.50  augustss 			src = SBP_1335_CD_VOL;
   1617       1.50  augustss 			break;
   1618       1.50  augustss 		case SB_VOICE_VOL:
   1619       1.50  augustss 			src = SBP_1335_VOICE_VOL;
   1620       1.50  augustss 			gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]);
   1621       1.50  augustss 			break;
   1622       1.50  augustss 		default:
   1623       1.50  augustss 			return;
   1624       1.50  augustss 		}
   1625       1.50  augustss 		sbdsp_mix_write(sc, src, gain);
   1626       1.50  augustss 		break;
   1627       1.50  augustss 	case SBM_CT1345:
   1628       1.50  augustss 		gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT],
   1629       1.50  augustss 				      sc->gain[port][SB_RIGHT]);
   1630       1.50  augustss 		switch (port) {
   1631       1.50  augustss 		case SB_MIC_VOL:
   1632       1.50  augustss 			src = SBP_MIC_VOL;
   1633       1.50  augustss 			gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]);
   1634       1.50  augustss 			break;
   1635       1.50  augustss 		case SB_MASTER_VOL:
   1636       1.50  augustss 			src = SBP_MASTER_VOL;
   1637       1.50  augustss 			break;
   1638       1.50  augustss 		case SB_LINE_IN_VOL:
   1639       1.50  augustss 			src = SBP_LINE_VOL;
   1640       1.50  augustss 			break;
   1641       1.50  augustss 		case SB_VOICE_VOL:
   1642       1.50  augustss 			src = SBP_VOICE_VOL;
   1643       1.50  augustss 			break;
   1644       1.50  augustss 		case SB_MIDI_VOL:
   1645       1.50  augustss 			src = SBP_MIDI_VOL;
   1646       1.50  augustss 			break;
   1647       1.50  augustss 		case SB_CD_VOL:
   1648       1.50  augustss 			src = SBP_CD_VOL;
   1649       1.50  augustss 			break;
   1650       1.50  augustss 		default:
   1651       1.50  augustss 			return;
   1652       1.50  augustss 		}
   1653       1.50  augustss 		sbdsp_mix_write(sc, src, gain);
   1654       1.50  augustss 		break;
   1655       1.65  augustss 	case SBM_CT1XX5:
   1656       1.50  augustss 	case SBM_CT1745:
   1657       1.50  augustss 		switch (port) {
   1658       1.50  augustss 		case SB_MIC_VOL:
   1659       1.50  augustss 			src = SB16P_MIC_L;
   1660       1.50  augustss 			break;
   1661       1.50  augustss 		case SB_MASTER_VOL:
   1662       1.50  augustss 			src = SB16P_MASTER_L;
   1663       1.50  augustss 			break;
   1664       1.50  augustss 		case SB_LINE_IN_VOL:
   1665       1.50  augustss 			src = SB16P_LINE_L;
   1666       1.50  augustss 			break;
   1667       1.50  augustss 		case SB_VOICE_VOL:
   1668       1.50  augustss 			src = SB16P_VOICE_L;
   1669       1.50  augustss 			break;
   1670       1.50  augustss 		case SB_MIDI_VOL:
   1671       1.50  augustss 			src = SB16P_MIDI_L;
   1672       1.50  augustss 			break;
   1673       1.50  augustss 		case SB_CD_VOL:
   1674       1.50  augustss 			src = SB16P_CD_L;
   1675       1.50  augustss 			break;
   1676       1.50  augustss 		case SB_INPUT_GAIN:
   1677       1.50  augustss 			src = SB16P_INPUT_GAIN_L;
   1678       1.50  augustss 			break;
   1679       1.50  augustss 		case SB_OUTPUT_GAIN:
   1680       1.50  augustss 			src = SB16P_OUTPUT_GAIN_L;
   1681       1.50  augustss 			break;
   1682       1.50  augustss 		case SB_TREBLE:
   1683       1.50  augustss 			src = SB16P_TREBLE_L;
   1684       1.50  augustss 			break;
   1685       1.50  augustss 		case SB_BASS:
   1686       1.50  augustss 			src = SB16P_BASS_L;
   1687       1.50  augustss 			break;
   1688       1.50  augustss 		case SB_PCSPEAKER:
   1689       1.50  augustss 			sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]);
   1690       1.50  augustss 			return;
   1691       1.50  augustss 		default:
   1692       1.50  augustss 			return;
   1693       1.50  augustss 		}
   1694       1.50  augustss 		sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]);
   1695       1.50  augustss 		sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]);
   1696       1.50  augustss 		break;
   1697       1.50  augustss 	}
   1698       1.50  augustss }
   1699       1.50  augustss 
   1700        1.1    brezak int
   1701      1.115      kent sbdsp_mixer_set_port(void *addr, mixer_ctrl_t *cp)
   1702        1.1    brezak {
   1703      1.115      kent 	struct sbdsp_softc *sc;
   1704       1.50  augustss 	int lgain, rgain;
   1705       1.69  augustss 	int mask, bits;
   1706       1.69  augustss 	int lmask, rmask, lbits, rbits;
   1707       1.69  augustss 	int mute, swap;
   1708      1.115      kent 
   1709      1.115      kent 	sc = addr;
   1710       1.81  augustss 	if (sc->sc_open == SB_OPEN_MIDI)
   1711       1.81  augustss 		return EBUSY;
   1712       1.81  augustss 
   1713       1.18   mycroft 	DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev,
   1714       1.18   mycroft 	    cp->un.value.num_channels));
   1715        1.1    brezak 
   1716       1.50  augustss 	if (sc->sc_mixer_model == SBM_NONE)
   1717       1.22   mycroft 		return EINVAL;
   1718       1.22   mycroft 
   1719       1.18   mycroft 	switch (cp->dev) {
   1720       1.50  augustss 	case SB_TREBLE:
   1721       1.50  augustss 	case SB_BASS:
   1722       1.65  augustss 		if (sc->sc_mixer_model == SBM_CT1345 ||
   1723       1.95   mycroft 		    sc->sc_mixer_model == SBM_CT1XX5) {
   1724       1.50  augustss 			if (cp->type != AUDIO_MIXER_ENUM)
   1725       1.50  augustss 				return EINVAL;
   1726       1.50  augustss 			switch (cp->dev) {
   1727       1.50  augustss 			case SB_TREBLE:
   1728       1.50  augustss 				sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0);
   1729       1.50  augustss 				return 0;
   1730       1.50  augustss 			case SB_BASS:
   1731       1.50  augustss 				sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0);
   1732       1.50  augustss 				return 0;
   1733       1.50  augustss 			}
   1734       1.50  augustss 		}
   1735       1.50  augustss 	case SB_PCSPEAKER:
   1736       1.50  augustss 	case SB_INPUT_GAIN:
   1737       1.50  augustss 	case SB_OUTPUT_GAIN:
   1738       1.65  augustss 		if (!ISSBM1745(sc))
   1739       1.50  augustss 			return EINVAL;
   1740       1.50  augustss 	case SB_MIC_VOL:
   1741       1.50  augustss 	case SB_LINE_IN_VOL:
   1742       1.50  augustss 		if (sc->sc_mixer_model == SBM_CT1335)
   1743       1.50  augustss 			return EINVAL;
   1744       1.50  augustss 	case SB_VOICE_VOL:
   1745       1.50  augustss 	case SB_MIDI_VOL:
   1746       1.50  augustss 	case SB_CD_VOL:
   1747       1.18   mycroft 	case SB_MASTER_VOL:
   1748       1.18   mycroft 		if (cp->type != AUDIO_MIXER_VALUE)
   1749       1.18   mycroft 			return EINVAL;
   1750       1.18   mycroft 
   1751       1.18   mycroft 		/*
   1752       1.18   mycroft 		 * All the mixer ports are stereo except for the microphone.
   1753       1.18   mycroft 		 * If we get a single-channel gain value passed in, then we
   1754       1.18   mycroft 		 * duplicate it to both left and right channels.
   1755       1.18   mycroft 		 */
   1756       1.18   mycroft 
   1757       1.18   mycroft 		switch (cp->dev) {
   1758       1.50  augustss 		case SB_MIC_VOL:
   1759       1.18   mycroft 			if (cp->un.value.num_channels != 1)
   1760       1.18   mycroft 				return EINVAL;
   1761       1.18   mycroft 
   1762      1.115      kent 			lgain = rgain = SB_ADJUST_MIC_GAIN(sc,
   1763      1.115      kent 			    cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
   1764       1.18   mycroft 			break;
   1765       1.50  augustss 		case SB_PCSPEAKER:
   1766       1.50  augustss 			if (cp->un.value.num_channels != 1)
   1767       1.50  augustss 				return EINVAL;
   1768       1.50  augustss 			/* fall into */
   1769       1.50  augustss 		case SB_INPUT_GAIN:
   1770       1.50  augustss 		case SB_OUTPUT_GAIN:
   1771      1.115      kent 			lgain = rgain = SB_ADJUST_2_GAIN(sc,
   1772      1.115      kent 			    cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
   1773       1.50  augustss 			break;
   1774       1.50  augustss 		default:
   1775       1.18   mycroft 			switch (cp->un.value.num_channels) {
   1776       1.18   mycroft 			case 1:
   1777      1.115      kent 				lgain = rgain = SB_ADJUST_GAIN(sc,
   1778      1.115      kent 				    cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
   1779       1.18   mycroft 				break;
   1780       1.18   mycroft 			case 2:
   1781       1.50  augustss 				if (sc->sc_mixer_model == SBM_CT1335)
   1782       1.50  augustss 					return EINVAL;
   1783      1.115      kent 				lgain = SB_ADJUST_GAIN(sc,
   1784      1.115      kent 				    cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]);
   1785      1.115      kent 				rgain = SB_ADJUST_GAIN(sc,
   1786      1.115      kent 				    cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]);
   1787       1.18   mycroft 				break;
   1788       1.18   mycroft 			default:
   1789       1.18   mycroft 				return EINVAL;
   1790       1.18   mycroft 			}
   1791       1.18   mycroft 			break;
   1792       1.18   mycroft 		}
   1793       1.50  augustss 		sc->gain[cp->dev][SB_LEFT]  = lgain;
   1794       1.50  augustss 		sc->gain[cp->dev][SB_RIGHT] = rgain;
   1795       1.18   mycroft 
   1796       1.50  augustss 		sbdsp_set_mixer_gain(sc, cp->dev);
   1797       1.18   mycroft 		break;
   1798       1.18   mycroft 
   1799        1.1    brezak 	case SB_RECORD_SOURCE:
   1800       1.65  augustss 		if (ISSBM1745(sc)) {
   1801       1.50  augustss 			if (cp->type != AUDIO_MIXER_SET)
   1802       1.50  augustss 				return EINVAL;
   1803       1.50  augustss 			return sbdsp_set_in_ports(sc, cp->un.mask);
   1804       1.50  augustss 		} else {
   1805       1.50  augustss 			if (cp->type != AUDIO_MIXER_ENUM)
   1806       1.50  augustss 				return EINVAL;
   1807       1.76  augustss 			sc->in_port = cp->un.ord;
   1808       1.76  augustss 			return sbdsp_set_in_ports(sc, 1 << cp->un.ord);
   1809       1.18   mycroft 		}
   1810       1.50  augustss 		break;
   1811        1.1    brezak 
   1812       1.50  augustss 	case SB_AGC:
   1813       1.65  augustss 		if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM)
   1814       1.50  augustss 			return EINVAL;
   1815       1.50  augustss 		sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1);
   1816       1.18   mycroft 		break;
   1817       1.22   mycroft 
   1818       1.69  augustss 	case SB_CD_OUT_MUTE:
   1819       1.69  augustss 		mask = SB16P_SW_CD;
   1820       1.69  augustss 		goto omute;
   1821       1.69  augustss 	case SB_MIC_OUT_MUTE:
   1822       1.69  augustss 		mask = SB16P_SW_MIC;
   1823       1.69  augustss 		goto omute;
   1824       1.69  augustss 	case SB_LINE_OUT_MUTE:
   1825       1.69  augustss 		mask = SB16P_SW_LINE;
   1826       1.69  augustss 	omute:
   1827       1.69  augustss 		if (cp->type != AUDIO_MIXER_ENUM)
   1828       1.69  augustss 			return EINVAL;
   1829       1.69  augustss 		bits = sbdsp_mix_read(sc, SB16P_OSWITCH);
   1830       1.69  augustss 		sc->gain[cp->dev][SB_LR] = cp->un.ord != 0;
   1831       1.69  augustss 		if (cp->un.ord)
   1832       1.69  augustss 			bits = bits & ~mask;
   1833       1.69  augustss 		else
   1834       1.69  augustss 			bits = bits | mask;
   1835       1.69  augustss 		sbdsp_mix_write(sc, SB16P_OSWITCH, bits);
   1836       1.69  augustss 		break;
   1837       1.69  augustss 
   1838       1.69  augustss 	case SB_MIC_IN_MUTE:
   1839       1.69  augustss 	case SB_MIC_SWAP:
   1840       1.69  augustss 		lmask = rmask = SB16P_SW_MIC;
   1841       1.69  augustss 		goto imute;
   1842       1.69  augustss 	case SB_CD_IN_MUTE:
   1843       1.69  augustss 	case SB_CD_SWAP:
   1844       1.69  augustss 		lmask = SB16P_SW_CD_L;
   1845       1.69  augustss 		rmask = SB16P_SW_CD_R;
   1846       1.69  augustss 		goto imute;
   1847       1.69  augustss 	case SB_LINE_IN_MUTE:
   1848       1.69  augustss 	case SB_LINE_SWAP:
   1849       1.69  augustss 		lmask = SB16P_SW_LINE_L;
   1850       1.69  augustss 		rmask = SB16P_SW_LINE_R;
   1851       1.69  augustss 		goto imute;
   1852       1.69  augustss 	case SB_MIDI_IN_MUTE:
   1853       1.69  augustss 	case SB_MIDI_SWAP:
   1854       1.69  augustss 		lmask = SB16P_SW_MIDI_L;
   1855       1.69  augustss 		rmask = SB16P_SW_MIDI_R;
   1856       1.69  augustss 	imute:
   1857       1.69  augustss 		if (cp->type != AUDIO_MIXER_ENUM)
   1858       1.69  augustss 			return EINVAL;
   1859       1.69  augustss 		mask = lmask | rmask;
   1860       1.69  augustss 		lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask;
   1861       1.69  augustss 		rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask;
   1862       1.69  augustss 		sc->gain[cp->dev][SB_LR] = cp->un.ord != 0;
   1863       1.69  augustss 		if (SB_IS_IN_MUTE(cp->dev)) {
   1864       1.69  augustss 			mute = cp->dev;
   1865       1.69  augustss 			swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP;
   1866       1.69  augustss 		} else {
   1867       1.69  augustss 			swap = cp->dev;
   1868       1.69  augustss 			mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP;
   1869       1.69  augustss 		}
   1870       1.69  augustss 		if (sc->gain[swap][SB_LR]) {
   1871       1.69  augustss 			mask = lmask;
   1872       1.69  augustss 			lmask = rmask;
   1873       1.69  augustss 			rmask = mask;
   1874       1.69  augustss 		}
   1875       1.69  augustss 		if (!sc->gain[mute][SB_LR]) {
   1876       1.69  augustss 			lbits = lbits | lmask;
   1877       1.69  augustss 			rbits = rbits | rmask;
   1878       1.69  augustss 		}
   1879       1.69  augustss 		sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits);
   1880       1.69  augustss 		sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits);
   1881       1.69  augustss 		break;
   1882       1.69  augustss 
   1883       1.22   mycroft 	default:
   1884       1.22   mycroft 		return EINVAL;
   1885       1.18   mycroft 	}
   1886        1.1    brezak 
   1887       1.50  augustss 	return 0;
   1888        1.1    brezak }
   1889        1.1    brezak 
   1890        1.1    brezak int
   1891      1.115      kent sbdsp_mixer_get_port(void *addr, mixer_ctrl_t *cp)
   1892        1.1    brezak {
   1893      1.115      kent 	struct sbdsp_softc *sc;
   1894      1.115      kent 
   1895      1.115      kent 	sc = addr;
   1896       1.81  augustss 	if (sc->sc_open == SB_OPEN_MIDI)
   1897       1.81  augustss 		return EBUSY;
   1898       1.81  augustss 
   1899       1.48  augustss 	DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev));
   1900        1.1    brezak 
   1901       1.50  augustss 	if (sc->sc_mixer_model == SBM_NONE)
   1902       1.22   mycroft 		return EINVAL;
   1903       1.22   mycroft 
   1904       1.18   mycroft 	switch (cp->dev) {
   1905       1.50  augustss 	case SB_TREBLE:
   1906       1.50  augustss 	case SB_BASS:
   1907       1.65  augustss 		if (sc->sc_mixer_model == SBM_CT1345 ||
   1908       1.95   mycroft 		    sc->sc_mixer_model == SBM_CT1XX5) {
   1909       1.50  augustss 			switch (cp->dev) {
   1910       1.50  augustss 			case SB_TREBLE:
   1911       1.50  augustss 				cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE;
   1912       1.50  augustss 				return 0;
   1913       1.50  augustss 			case SB_BASS:
   1914       1.50  augustss 				cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS;
   1915       1.50  augustss 				return 0;
   1916       1.50  augustss 			}
   1917       1.50  augustss 		}
   1918       1.50  augustss 	case SB_PCSPEAKER:
   1919       1.50  augustss 	case SB_INPUT_GAIN:
   1920       1.50  augustss 	case SB_OUTPUT_GAIN:
   1921       1.65  augustss 		if (!ISSBM1745(sc))
   1922       1.50  augustss 			return EINVAL;
   1923       1.50  augustss 	case SB_MIC_VOL:
   1924       1.50  augustss 	case SB_LINE_IN_VOL:
   1925       1.50  augustss 		if (sc->sc_mixer_model == SBM_CT1335)
   1926       1.50  augustss 			return EINVAL;
   1927       1.50  augustss 	case SB_VOICE_VOL:
   1928       1.50  augustss 	case SB_MIDI_VOL:
   1929       1.50  augustss 	case SB_CD_VOL:
   1930       1.18   mycroft 	case SB_MASTER_VOL:
   1931       1.18   mycroft 		switch (cp->dev) {
   1932       1.50  augustss 		case SB_MIC_VOL:
   1933       1.50  augustss 		case SB_PCSPEAKER:
   1934       1.18   mycroft 			if (cp->un.value.num_channels != 1)
   1935       1.18   mycroft 				return EINVAL;
   1936       1.50  augustss 			/* fall into */
   1937       1.50  augustss 		default:
   1938       1.18   mycroft 			switch (cp->un.value.num_channels) {
   1939       1.18   mycroft 			case 1:
   1940      1.115      kent 				cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
   1941      1.115      kent 				    sc->gain[cp->dev][SB_LEFT];
   1942       1.18   mycroft 				break;
   1943       1.18   mycroft 			case 2:
   1944      1.115      kent 				cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
   1945      1.115      kent 				    sc->gain[cp->dev][SB_LEFT];
   1946      1.115      kent 				cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
   1947      1.115      kent 				    sc->gain[cp->dev][SB_RIGHT];
   1948       1.18   mycroft 				break;
   1949       1.18   mycroft 			default:
   1950       1.18   mycroft 				return EINVAL;
   1951       1.18   mycroft 			}
   1952       1.18   mycroft 			break;
   1953       1.18   mycroft 		}
   1954       1.22   mycroft 		break;
   1955       1.22   mycroft 
   1956       1.18   mycroft 	case SB_RECORD_SOURCE:
   1957       1.65  augustss 		if (ISSBM1745(sc))
   1958       1.50  augustss 			cp->un.mask = sc->in_mask;
   1959       1.50  augustss 		else
   1960       1.50  augustss 			cp->un.ord = sc->in_port;
   1961       1.50  augustss 		break;
   1962       1.18   mycroft 
   1963       1.50  augustss 	case SB_AGC:
   1964       1.65  augustss 		if (!ISSBM1745(sc))
   1965       1.50  augustss 			return EINVAL;
   1966       1.50  augustss 		cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC);
   1967        1.1    brezak 		break;
   1968       1.22   mycroft 
   1969       1.69  augustss 	case SB_CD_IN_MUTE:
   1970       1.69  augustss 	case SB_MIC_IN_MUTE:
   1971       1.69  augustss 	case SB_LINE_IN_MUTE:
   1972       1.69  augustss 	case SB_MIDI_IN_MUTE:
   1973       1.69  augustss 	case SB_CD_SWAP:
   1974       1.69  augustss 	case SB_MIC_SWAP:
   1975       1.69  augustss 	case SB_LINE_SWAP:
   1976       1.69  augustss 	case SB_MIDI_SWAP:
   1977       1.69  augustss 	case SB_CD_OUT_MUTE:
   1978       1.69  augustss 	case SB_MIC_OUT_MUTE:
   1979       1.69  augustss 	case SB_LINE_OUT_MUTE:
   1980       1.69  augustss 		cp->un.ord = sc->gain[cp->dev][SB_LR];
   1981       1.69  augustss 		break;
   1982       1.69  augustss 
   1983       1.22   mycroft 	default:
   1984       1.22   mycroft 		return EINVAL;
   1985       1.18   mycroft 	}
   1986       1.18   mycroft 
   1987       1.52  augustss 	return 0;
   1988        1.1    brezak }
   1989        1.1    brezak 
   1990        1.1    brezak int
   1991      1.115      kent sbdsp_mixer_query_devinfo(void *addr, mixer_devinfo_t *dip)
   1992        1.1    brezak {
   1993       1.50  augustss 	struct sbdsp_softc *sc = addr;
   1994       1.69  augustss 	int chan, class, is1745;
   1995       1.18   mycroft 
   1996      1.115      kent 	sc = addr;
   1997      1.115      kent 	DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n",
   1998       1.52  augustss 		 sc->sc_mixer_model, dip->index));
   1999       1.18   mycroft 
   2000       1.50  augustss 	if (sc->sc_mixer_model == SBM_NONE)
   2001       1.50  augustss 		return ENXIO;
   2002       1.50  augustss 
   2003       1.50  augustss 	chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2;
   2004       1.69  augustss 	is1745 = ISSBM1745(sc);
   2005       1.69  augustss 	class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS;
   2006       1.50  augustss 
   2007       1.18   mycroft 	switch (dip->index) {
   2008       1.50  augustss 	case SB_MASTER_VOL:
   2009       1.18   mycroft 		dip->type = AUDIO_MIXER_VALUE;
   2010       1.50  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2011       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2012       1.50  augustss 		strcpy(dip->label.name, AudioNmaster);
   2013       1.50  augustss 		dip->un.v.num_channels = chan;
   2014       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2015       1.50  augustss 		return 0;
   2016       1.50  augustss 	case SB_MIDI_VOL:
   2017       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2018       1.50  augustss 		dip->mixer_class = class;
   2019       1.18   mycroft 		dip->prev = AUDIO_MIXER_LAST;
   2020       1.69  augustss 		dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST;
   2021       1.50  augustss 		strcpy(dip->label.name, AudioNfmsynth);
   2022       1.50  augustss 		dip->un.v.num_channels = chan;
   2023       1.18   mycroft 		strcpy(dip->un.v.units.name, AudioNvolume);
   2024       1.18   mycroft 		return 0;
   2025       1.50  augustss 	case SB_CD_VOL:
   2026       1.18   mycroft 		dip->type = AUDIO_MIXER_VALUE;
   2027       1.50  augustss 		dip->mixer_class = class;
   2028       1.18   mycroft 		dip->prev = AUDIO_MIXER_LAST;
   2029       1.69  augustss 		dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST;
   2030       1.50  augustss 		strcpy(dip->label.name, AudioNcd);
   2031       1.50  augustss 		dip->un.v.num_channels = chan;
   2032       1.18   mycroft 		strcpy(dip->un.v.units.name, AudioNvolume);
   2033       1.18   mycroft 		return 0;
   2034       1.50  augustss 	case SB_VOICE_VOL:
   2035       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2036       1.50  augustss 		dip->mixer_class = class;
   2037       1.50  augustss 		dip->prev = AUDIO_MIXER_LAST;
   2038       1.50  augustss 		dip->next = AUDIO_MIXER_LAST;
   2039       1.50  augustss 		strcpy(dip->label.name, AudioNdac);
   2040       1.50  augustss 		dip->un.v.num_channels = chan;
   2041       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2042       1.18   mycroft 		return 0;
   2043       1.18   mycroft 	case SB_OUTPUT_CLASS:
   2044       1.18   mycroft 		dip->type = AUDIO_MIXER_CLASS;
   2045       1.18   mycroft 		dip->mixer_class = SB_OUTPUT_CLASS;
   2046       1.18   mycroft 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2047       1.73   mycroft 		strcpy(dip->label.name, AudioCoutputs);
   2048       1.18   mycroft 		return 0;
   2049       1.18   mycroft 	}
   2050       1.18   mycroft 
   2051       1.50  augustss 	if (sc->sc_mixer_model == SBM_CT1335)
   2052       1.50  augustss 		return ENXIO;
   2053        1.1    brezak 
   2054       1.50  augustss 	switch (dip->index) {
   2055       1.50  augustss 	case SB_MIC_VOL:
   2056       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2057       1.50  augustss 		dip->mixer_class = class;
   2058       1.50  augustss 		dip->prev = AUDIO_MIXER_LAST;
   2059       1.69  augustss 		dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST;
   2060       1.50  augustss 		strcpy(dip->label.name, AudioNmicrophone);
   2061       1.50  augustss 		dip->un.v.num_channels = 1;
   2062       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2063       1.50  augustss 		return 0;
   2064       1.17       jtk 
   2065       1.50  augustss 	case SB_LINE_IN_VOL:
   2066       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2067       1.50  augustss 		dip->mixer_class = class;
   2068       1.50  augustss 		dip->prev = AUDIO_MIXER_LAST;
   2069       1.69  augustss 		dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST;
   2070       1.50  augustss 		strcpy(dip->label.name, AudioNline);
   2071       1.50  augustss 		dip->un.v.num_channels = 2;
   2072       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2073       1.50  augustss 		return 0;
   2074        1.1    brezak 
   2075       1.50  augustss 	case SB_RECORD_SOURCE:
   2076       1.50  augustss 		dip->mixer_class = SB_RECORD_CLASS;
   2077       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2078       1.50  augustss 		strcpy(dip->label.name, AudioNsource);
   2079       1.65  augustss 		if (ISSBM1745(sc)) {
   2080       1.50  augustss 			dip->type = AUDIO_MIXER_SET;
   2081       1.50  augustss 			dip->un.s.num_mem = 4;
   2082       1.50  augustss 			strcpy(dip->un.s.member[0].label.name, AudioNmicrophone);
   2083       1.50  augustss 			dip->un.s.member[0].mask = 1 << SB_MIC_VOL;
   2084       1.50  augustss 			strcpy(dip->un.s.member[1].label.name, AudioNcd);
   2085       1.50  augustss 			dip->un.s.member[1].mask = 1 << SB_CD_VOL;
   2086       1.50  augustss 			strcpy(dip->un.s.member[2].label.name, AudioNline);
   2087       1.50  augustss 			dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL;
   2088       1.50  augustss 			strcpy(dip->un.s.member[3].label.name, AudioNfmsynth);
   2089       1.50  augustss 			dip->un.s.member[3].mask = 1 << SB_MIDI_VOL;
   2090       1.50  augustss 		} else {
   2091       1.18   mycroft 			dip->type = AUDIO_MIXER_ENUM;
   2092       1.18   mycroft 			dip->un.e.num_mem = 3;
   2093       1.18   mycroft 			strcpy(dip->un.e.member[0].label.name, AudioNmicrophone);
   2094       1.50  augustss 			dip->un.e.member[0].ord = SB_MIC_VOL;
   2095       1.18   mycroft 			strcpy(dip->un.e.member[1].label.name, AudioNcd);
   2096       1.50  augustss 			dip->un.e.member[1].ord = SB_CD_VOL;
   2097       1.18   mycroft 			strcpy(dip->un.e.member[2].label.name, AudioNline);
   2098       1.50  augustss 			dip->un.e.member[2].ord = SB_LINE_IN_VOL;
   2099       1.50  augustss 		}
   2100       1.50  augustss 		return 0;
   2101       1.18   mycroft 
   2102       1.50  augustss 	case SB_BASS:
   2103       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2104       1.50  augustss 		strcpy(dip->label.name, AudioNbass);
   2105       1.51  augustss 		if (sc->sc_mixer_model == SBM_CT1745) {
   2106       1.50  augustss 			dip->type = AUDIO_MIXER_VALUE;
   2107       1.50  augustss 			dip->mixer_class = SB_EQUALIZATION_CLASS;
   2108       1.50  augustss 			dip->un.v.num_channels = 2;
   2109       1.50  augustss 			strcpy(dip->un.v.units.name, AudioNbass);
   2110       1.50  augustss 		} else {
   2111       1.18   mycroft 			dip->type = AUDIO_MIXER_ENUM;
   2112       1.18   mycroft 			dip->mixer_class = SB_INPUT_CLASS;
   2113       1.18   mycroft 			dip->un.e.num_mem = 2;
   2114       1.18   mycroft 			strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2115       1.18   mycroft 			dip->un.e.member[0].ord = 0;
   2116       1.18   mycroft 			strcpy(dip->un.e.member[1].label.name, AudioNon);
   2117       1.18   mycroft 			dip->un.e.member[1].ord = 1;
   2118       1.50  augustss 		}
   2119       1.50  augustss 		return 0;
   2120      1.115      kent 
   2121       1.50  augustss 	case SB_TREBLE:
   2122       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2123       1.50  augustss 		strcpy(dip->label.name, AudioNtreble);
   2124       1.51  augustss 		if (sc->sc_mixer_model == SBM_CT1745) {
   2125       1.50  augustss 			dip->type = AUDIO_MIXER_VALUE;
   2126       1.50  augustss 			dip->mixer_class = SB_EQUALIZATION_CLASS;
   2127       1.50  augustss 			dip->un.v.num_channels = 2;
   2128       1.50  augustss 			strcpy(dip->un.v.units.name, AudioNtreble);
   2129       1.50  augustss 		} else {
   2130       1.18   mycroft 			dip->type = AUDIO_MIXER_ENUM;
   2131       1.18   mycroft 			dip->mixer_class = SB_INPUT_CLASS;
   2132       1.18   mycroft 			dip->un.e.num_mem = 2;
   2133       1.18   mycroft 			strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2134       1.18   mycroft 			dip->un.e.member[0].ord = 0;
   2135       1.18   mycroft 			strcpy(dip->un.e.member[1].label.name, AudioNon);
   2136       1.18   mycroft 			dip->un.e.member[1].ord = 1;
   2137       1.50  augustss 		}
   2138       1.50  augustss 		return 0;
   2139      1.115      kent 
   2140       1.50  augustss 	case SB_RECORD_CLASS:			/* record source class */
   2141       1.50  augustss 		dip->type = AUDIO_MIXER_CLASS;
   2142       1.50  augustss 		dip->mixer_class = SB_RECORD_CLASS;
   2143       1.50  augustss 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2144       1.73   mycroft 		strcpy(dip->label.name, AudioCrecord);
   2145       1.50  augustss 		return 0;
   2146       1.50  augustss 
   2147       1.75  augustss 	case SB_INPUT_CLASS:
   2148       1.75  augustss 		dip->type = AUDIO_MIXER_CLASS;
   2149       1.75  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2150       1.75  augustss 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2151       1.75  augustss 		strcpy(dip->label.name, AudioCinputs);
   2152       1.75  augustss 		return 0;
   2153       1.75  augustss 
   2154       1.50  augustss 	}
   2155       1.50  augustss 
   2156       1.50  augustss 	if (sc->sc_mixer_model == SBM_CT1345)
   2157       1.50  augustss 		return ENXIO;
   2158       1.50  augustss 
   2159       1.50  augustss 	switch(dip->index) {
   2160       1.50  augustss 	case SB_PCSPEAKER:
   2161       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2162       1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2163       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2164       1.50  augustss 		strcpy(dip->label.name, "pc_speaker");
   2165       1.50  augustss 		dip->un.v.num_channels = 1;
   2166       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2167       1.50  augustss 		return 0;
   2168       1.50  augustss 
   2169       1.50  augustss 	case SB_INPUT_GAIN:
   2170       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2171       1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2172       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2173       1.50  augustss 		strcpy(dip->label.name, AudioNinput);
   2174       1.50  augustss 		dip->un.v.num_channels = 2;
   2175       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2176       1.50  augustss 		return 0;
   2177       1.50  augustss 
   2178       1.50  augustss 	case SB_OUTPUT_GAIN:
   2179       1.50  augustss 		dip->type = AUDIO_MIXER_VALUE;
   2180       1.50  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2181       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2182       1.50  augustss 		strcpy(dip->label.name, AudioNoutput);
   2183       1.50  augustss 		dip->un.v.num_channels = 2;
   2184       1.50  augustss 		strcpy(dip->un.v.units.name, AudioNvolume);
   2185       1.50  augustss 		return 0;
   2186       1.50  augustss 
   2187       1.50  augustss 	case SB_AGC:
   2188       1.50  augustss 		dip->type = AUDIO_MIXER_ENUM;
   2189       1.50  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2190       1.50  augustss 		dip->prev = dip->next = AUDIO_MIXER_LAST;
   2191       1.79  augustss 		strcpy(dip->label.name, "agc");
   2192       1.50  augustss 		dip->un.e.num_mem = 2;
   2193       1.50  augustss 		strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2194       1.50  augustss 		dip->un.e.member[0].ord = 0;
   2195       1.50  augustss 		strcpy(dip->un.e.member[1].label.name, AudioNon);
   2196       1.50  augustss 		dip->un.e.member[1].ord = 1;
   2197       1.50  augustss 		return 0;
   2198       1.18   mycroft 
   2199       1.50  augustss 	case SB_EQUALIZATION_CLASS:
   2200       1.50  augustss 		dip->type = AUDIO_MIXER_CLASS;
   2201       1.50  augustss 		dip->mixer_class = SB_EQUALIZATION_CLASS;
   2202       1.50  augustss 		dip->next = dip->prev = AUDIO_MIXER_LAST;
   2203       1.73   mycroft 		strcpy(dip->label.name, AudioCequalization);
   2204       1.50  augustss 		return 0;
   2205       1.69  augustss 
   2206       1.69  augustss 	case SB_CD_IN_MUTE:
   2207       1.69  augustss 		dip->prev = SB_CD_VOL;
   2208       1.69  augustss 		dip->next = SB_CD_SWAP;
   2209       1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2210       1.69  augustss 		goto mute;
   2211       1.69  augustss 
   2212       1.69  augustss 	case SB_MIC_IN_MUTE:
   2213       1.69  augustss 		dip->prev = SB_MIC_VOL;
   2214       1.69  augustss 		dip->next = SB_MIC_SWAP;
   2215       1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2216       1.69  augustss 		goto mute;
   2217       1.69  augustss 
   2218       1.69  augustss 	case SB_LINE_IN_MUTE:
   2219       1.69  augustss 		dip->prev = SB_LINE_IN_VOL;
   2220       1.69  augustss 		dip->next = SB_LINE_SWAP;
   2221       1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2222       1.69  augustss 		goto mute;
   2223       1.69  augustss 
   2224       1.69  augustss 	case SB_MIDI_IN_MUTE:
   2225       1.69  augustss 		dip->prev = SB_MIDI_VOL;
   2226       1.69  augustss 		dip->next = SB_MIDI_SWAP;
   2227       1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2228       1.69  augustss 		goto mute;
   2229       1.69  augustss 
   2230       1.69  augustss 	case SB_CD_SWAP:
   2231       1.69  augustss 		dip->prev = SB_CD_IN_MUTE;
   2232       1.69  augustss 		dip->next = SB_CD_OUT_MUTE;
   2233       1.69  augustss 		goto swap;
   2234       1.69  augustss 
   2235       1.69  augustss 	case SB_MIC_SWAP:
   2236       1.69  augustss 		dip->prev = SB_MIC_IN_MUTE;
   2237       1.69  augustss 		dip->next = SB_MIC_OUT_MUTE;
   2238       1.69  augustss 		goto swap;
   2239       1.69  augustss 
   2240       1.69  augustss 	case SB_LINE_SWAP:
   2241       1.69  augustss 		dip->prev = SB_LINE_IN_MUTE;
   2242       1.69  augustss 		dip->next = SB_LINE_OUT_MUTE;
   2243       1.69  augustss 		goto swap;
   2244       1.69  augustss 
   2245       1.69  augustss 	case SB_MIDI_SWAP:
   2246       1.69  augustss 		dip->prev = SB_MIDI_IN_MUTE;
   2247       1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2248       1.69  augustss 	swap:
   2249       1.69  augustss 		dip->mixer_class = SB_INPUT_CLASS;
   2250       1.69  augustss 		strcpy(dip->label.name, AudioNswap);
   2251       1.69  augustss 		goto mute1;
   2252       1.69  augustss 
   2253       1.69  augustss 	case SB_CD_OUT_MUTE:
   2254       1.69  augustss 		dip->prev = SB_CD_SWAP;
   2255       1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2256       1.69  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2257       1.69  augustss 		goto mute;
   2258       1.69  augustss 
   2259       1.69  augustss 	case SB_MIC_OUT_MUTE:
   2260       1.69  augustss 		dip->prev = SB_MIC_SWAP;
   2261       1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2262       1.69  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2263       1.69  augustss 		goto mute;
   2264       1.69  augustss 
   2265       1.69  augustss 	case SB_LINE_OUT_MUTE:
   2266       1.69  augustss 		dip->prev = SB_LINE_SWAP;
   2267       1.69  augustss 		dip->next = AUDIO_MIXER_LAST;
   2268       1.69  augustss 		dip->mixer_class = SB_OUTPUT_CLASS;
   2269       1.69  augustss 	mute:
   2270       1.69  augustss 		strcpy(dip->label.name, AudioNmute);
   2271       1.69  augustss 	mute1:
   2272       1.69  augustss 		dip->type = AUDIO_MIXER_ENUM;
   2273       1.69  augustss 		dip->un.e.num_mem = 2;
   2274       1.69  augustss 		strcpy(dip->un.e.member[0].label.name, AudioNoff);
   2275       1.69  augustss 		dip->un.e.member[0].ord = 0;
   2276       1.69  augustss 		strcpy(dip->un.e.member[1].label.name, AudioNon);
   2277       1.69  augustss 		dip->un.e.member[1].ord = 1;
   2278       1.69  augustss 		return 0;
   2279       1.69  augustss 
   2280       1.18   mycroft 	}
   2281        1.1    brezak 
   2282       1.18   mycroft 	return ENXIO;
   2283       1.60  augustss }
   2284       1.60  augustss 
   2285       1.60  augustss void *
   2286      1.115      kent sb_malloc(void *addr, int direction, size_t size,
   2287      1.115      kent 	  struct malloc_type *pool, int flags)
   2288       1.60  augustss {
   2289      1.115      kent 	struct sbdsp_softc *sc;
   2290       1.90   mycroft 	int drq;
   2291       1.60  augustss 
   2292      1.115      kent 	sc = addr;
   2293       1.90   mycroft 	if (sc->sc_drq8 != -1)
   2294       1.90   mycroft 		drq = sc->sc_drq8;
   2295       1.90   mycroft 	else
   2296       1.90   mycroft 		drq = sc->sc_drq16;
   2297      1.115      kent 	return isa_malloc(sc->sc_ic, drq, size, pool, flags);
   2298       1.60  augustss }
   2299       1.60  augustss 
   2300       1.60  augustss void
   2301      1.115      kent sb_free(void *addr, void *ptr, struct malloc_type *pool)
   2302       1.60  augustss {
   2303      1.115      kent 
   2304       1.60  augustss 	isa_free(ptr, pool);
   2305       1.60  augustss }
   2306       1.60  augustss 
   2307       1.92   mycroft size_t
   2308      1.115      kent sb_round_buffersize(void *addr, int direction, size_t size)
   2309       1.60  augustss {
   2310      1.115      kent 	struct sbdsp_softc *sc;
   2311      1.104   thorpej 	bus_size_t maxsize;
   2312      1.104   thorpej 
   2313      1.115      kent 	sc = addr;
   2314      1.104   thorpej 	if (sc->sc_drq8 != -1)
   2315      1.104   thorpej 		maxsize = sc->sc_drq8_maxsize;
   2316      1.104   thorpej 	else
   2317      1.104   thorpej 		maxsize = sc->sc_drq16_maxsize;
   2318      1.104   thorpej 
   2319      1.104   thorpej 	if (size > maxsize)
   2320      1.104   thorpej 		size = maxsize;
   2321      1.115      kent 	return size;
   2322       1.63  augustss }
   2323       1.63  augustss 
   2324      1.105    simonb paddr_t
   2325      1.115      kent sb_mappage(void *addr, void *mem, off_t off, int prot)
   2326       1.63  augustss {
   2327      1.115      kent 
   2328       1.63  augustss 	return isa_mappage(mem, off, prot);
   2329       1.64  augustss }
   2330       1.64  augustss 
   2331       1.64  augustss int
   2332      1.115      kent sbdsp_get_props(void *addr)
   2333       1.64  augustss {
   2334      1.115      kent 	struct sbdsp_softc *sc;
   2335      1.115      kent 
   2336      1.115      kent 	sc = addr;
   2337       1.83   mycroft 	return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT |
   2338       1.70  augustss 	       (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0);
   2339        1.1    brezak }
   2340       1.81  augustss 
   2341      1.101   mycroft #if NMPU > 0
   2342       1.81  augustss /*
   2343       1.81  augustss  * MIDI related routines.
   2344       1.81  augustss  */
   2345       1.81  augustss 
   2346       1.81  augustss int
   2347      1.115      kent sbdsp_midi_open(void *addr, int flags, void (*iintr)(void *, int),
   2348      1.115      kent 		void (*ointr)(void *), void *arg)
   2349       1.81  augustss {
   2350      1.115      kent 	struct sbdsp_softc *sc;
   2351       1.81  augustss 
   2352      1.115      kent 	sc = addr;
   2353       1.95   mycroft 	DPRINTF(("sbdsp_midi_open: sc=%p\n", sc));
   2354       1.81  augustss 
   2355       1.81  augustss 	if (sc->sc_open != SB_CLOSED)
   2356       1.81  augustss 		return EBUSY;
   2357       1.81  augustss 	if (sbdsp_reset(sc) != 0)
   2358       1.81  augustss 		return EIO;
   2359       1.81  augustss 
   2360       1.94   mycroft 	sc->sc_open = SB_OPEN_MIDI;
   2361       1.94   mycroft 
   2362       1.81  augustss 	if (sc->sc_model >= SB_20)
   2363       1.81  augustss 		if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */
   2364       1.81  augustss 			return EIO;
   2365       1.94   mycroft 
   2366       1.82   mycroft 	sc->sc_intr8 = sbdsp_midi_intr;
   2367       1.81  augustss 	sc->sc_intrm = iintr;
   2368       1.81  augustss 	sc->sc_argm = arg;
   2369       1.94   mycroft 
   2370       1.81  augustss 	return 0;
   2371       1.81  augustss }
   2372       1.81  augustss 
   2373       1.81  augustss void
   2374      1.115      kent sbdsp_midi_close(void *addr)
   2375       1.81  augustss {
   2376      1.115      kent 	struct sbdsp_softc *sc;
   2377       1.81  augustss 
   2378      1.115      kent 	sc = addr;
   2379       1.95   mycroft 	DPRINTF(("sbdsp_midi_close: sc=%p\n", sc));
   2380       1.81  augustss 
   2381       1.81  augustss 	if (sc->sc_model >= SB_20)
   2382       1.81  augustss 		sbdsp_reset(sc); /* exit UART mode */
   2383       1.93   mycroft 
   2384       1.93   mycroft 	sc->sc_intrm = 0;
   2385       1.81  augustss 	sc->sc_open = SB_CLOSED;
   2386       1.81  augustss }
   2387       1.81  augustss 
   2388       1.81  augustss int
   2389      1.115      kent sbdsp_midi_output(void *addr, int d)
   2390       1.81  augustss {
   2391      1.115      kent 	struct sbdsp_softc *sc;
   2392       1.81  augustss 
   2393      1.115      kent 	sc = addr;
   2394       1.81  augustss 	if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE))
   2395       1.81  augustss 		return EIO;
   2396       1.81  augustss 	if (sbdsp_wdsp(sc, d))
   2397       1.81  augustss 		return EIO;
   2398       1.81  augustss 	return 0;
   2399       1.81  augustss }
   2400       1.81  augustss 
   2401       1.81  augustss void
   2402      1.115      kent sbdsp_midi_getinfo(void *addr, struct midi_info *mi)
   2403       1.81  augustss {
   2404      1.115      kent 	struct sbdsp_softc *sc;
   2405       1.81  augustss 
   2406      1.115      kent 	sc = addr;
   2407       1.81  augustss 	mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART";
   2408       1.81  augustss 	mi->props = MIDI_PROP_CAN_INPUT;
   2409       1.81  augustss }
   2410       1.81  augustss 
   2411       1.82   mycroft int
   2412      1.115      kent sbdsp_midi_intr(void *addr)
   2413       1.81  augustss {
   2414      1.115      kent 	struct sbdsp_softc *sc;
   2415       1.84   mycroft 
   2416      1.115      kent 	sc = addr;
   2417       1.81  augustss 	sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc));
   2418       1.82   mycroft 	return (0);
   2419       1.81  augustss }
   2420       1.81  augustss 
   2421       1.81  augustss #endif
   2422       1.81  augustss 
   2423