1020 lines
23 KiB
C
1020 lines
23 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 1999 Cameron Grant <cg@freebsd.org>
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* Copyright (c) 1997,1998 Luigi Rizzo
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*
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* Derived from files in the Voxware 3.5 distribution,
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* Copyright by Hannu Savolainen 1994, under the same copyright
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* conditions.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifdef HAVE_KERNEL_OPTION_HEADERS
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#include "opt_snd.h"
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#endif
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#include <dev/sound/pcm/sound.h>
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#include <dev/sound/isa/sb.h>
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#include <dev/sound/chip.h>
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#include <isa/isavar.h>
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#include "mixer_if.h"
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SND_DECLARE_FILE("$FreeBSD$");
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#define ESS_BUFFSIZE (4096)
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#define ABS(x) (((x) < 0)? -(x) : (x))
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/* audio2 never generates irqs and sounds very noisy */
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#undef ESS18XX_DUPLEX
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/* more accurate clocks and split audio1/audio2 rates */
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#define ESS18XX_NEWSPEED
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static u_int32_t ess_pfmt[] = {
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SND_FORMAT(AFMT_U8, 1, 0),
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SND_FORMAT(AFMT_U8, 2, 0),
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SND_FORMAT(AFMT_S8, 1, 0),
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SND_FORMAT(AFMT_S8, 2, 0),
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SND_FORMAT(AFMT_S16_LE, 1, 0),
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SND_FORMAT(AFMT_S16_LE, 2, 0),
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SND_FORMAT(AFMT_U16_LE, 1, 0),
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SND_FORMAT(AFMT_U16_LE, 2, 0),
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0
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};
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static struct pcmchan_caps ess_playcaps = {6000, 48000, ess_pfmt, 0};
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static u_int32_t ess_rfmt[] = {
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SND_FORMAT(AFMT_U8, 1, 0),
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SND_FORMAT(AFMT_U8, 2, 0),
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SND_FORMAT(AFMT_S8, 1, 0),
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SND_FORMAT(AFMT_S8, 2, 0),
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SND_FORMAT(AFMT_S16_LE, 1, 0),
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SND_FORMAT(AFMT_S16_LE, 2, 0),
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SND_FORMAT(AFMT_U16_LE, 1, 0),
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SND_FORMAT(AFMT_U16_LE, 2, 0),
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0
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};
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static struct pcmchan_caps ess_reccaps = {6000, 48000, ess_rfmt, 0};
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struct ess_info;
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struct ess_chinfo {
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struct ess_info *parent;
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struct pcm_channel *channel;
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struct snd_dbuf *buffer;
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int dir, hwch, stopping, run;
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u_int32_t fmt, spd, blksz;
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};
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struct ess_info {
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device_t parent_dev;
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struct resource *io_base; /* I/O address for the board */
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struct resource *irq;
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struct resource *drq1;
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struct resource *drq2;
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void *ih;
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bus_dma_tag_t parent_dmat;
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unsigned int bufsize;
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int type;
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unsigned int duplex:1, newspeed:1;
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u_long bd_flags; /* board-specific flags */
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struct ess_chinfo pch, rch;
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};
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#if 0
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static int ess_rd(struct ess_info *sc, int reg);
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static void ess_wr(struct ess_info *sc, int reg, u_int8_t val);
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static int ess_dspready(struct ess_info *sc);
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static int ess_cmd(struct ess_info *sc, u_char val);
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static int ess_cmd1(struct ess_info *sc, u_char cmd, int val);
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static int ess_get_byte(struct ess_info *sc);
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static void ess_setmixer(struct ess_info *sc, u_int port, u_int value);
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static int ess_getmixer(struct ess_info *sc, u_int port);
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static int ess_reset_dsp(struct ess_info *sc);
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static int ess_write(struct ess_info *sc, u_char reg, int val);
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static int ess_read(struct ess_info *sc, u_char reg);
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static void ess_intr(void *arg);
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static int ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len);
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static int ess_start(struct ess_chinfo *ch);
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static int ess_stop(struct ess_chinfo *ch);
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#endif
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/*
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* Common code for the midi and pcm functions
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*
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* ess_cmd write a single byte to the CMD port.
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* ess_cmd1 write a CMD + 1 byte arg
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* ess_cmd2 write a CMD + 2 byte arg
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* ess_get_byte returns a single byte from the DSP data port
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*
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* ess_write is actually ess_cmd1
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* ess_read access ext. regs via ess_cmd(0xc0, reg) followed by ess_get_byte
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*/
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static void
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ess_lock(struct ess_info *sc) {
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sbc_lock(device_get_softc(sc->parent_dev));
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}
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static void
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ess_unlock(struct ess_info *sc) {
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sbc_unlock(device_get_softc(sc->parent_dev));
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}
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static int
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port_rd(struct resource *port, int off)
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{
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return bus_space_read_1(rman_get_bustag(port),
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rman_get_bushandle(port),
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off);
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}
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static void
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port_wr(struct resource *port, int off, u_int8_t data)
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{
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bus_space_write_1(rman_get_bustag(port),
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rman_get_bushandle(port),
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off, data);
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}
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static int
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ess_rd(struct ess_info *sc, int reg)
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{
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return port_rd(sc->io_base, reg);
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}
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static void
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ess_wr(struct ess_info *sc, int reg, u_int8_t val)
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{
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port_wr(sc->io_base, reg, val);
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}
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static int
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ess_dspready(struct ess_info *sc)
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{
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return ((ess_rd(sc, SBDSP_STATUS) & 0x80) == 0);
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}
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static int
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ess_dspwr(struct ess_info *sc, u_char val)
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{
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int i;
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for (i = 0; i < 1000; i++) {
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if (ess_dspready(sc)) {
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ess_wr(sc, SBDSP_CMD, val);
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return 1;
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}
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if (i > 10) DELAY((i > 100)? 1000 : 10);
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}
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printf("ess_dspwr(0x%02x) timed out.\n", val);
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return 0;
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}
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static int
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ess_cmd(struct ess_info *sc, u_char val)
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{
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#if 0
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printf("ess_cmd: %x\n", val);
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#endif
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return ess_dspwr(sc, val);
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}
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static int
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ess_cmd1(struct ess_info *sc, u_char cmd, int val)
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{
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#if 0
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printf("ess_cmd1: %x, %x\n", cmd, val);
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#endif
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if (ess_dspwr(sc, cmd)) {
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return ess_dspwr(sc, val & 0xff);
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} else return 0;
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}
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static void
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ess_setmixer(struct ess_info *sc, u_int port, u_int value)
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{
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DEB(printf("ess_setmixer: reg=%x, val=%x\n", port, value);)
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ess_wr(sc, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
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DELAY(10);
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ess_wr(sc, SB_MIX_DATA, (u_char) (value & 0xff));
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DELAY(10);
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}
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static int
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ess_getmixer(struct ess_info *sc, u_int port)
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{
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int val;
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ess_wr(sc, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
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DELAY(10);
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val = ess_rd(sc, SB_MIX_DATA);
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DELAY(10);
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return val;
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}
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static int
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ess_get_byte(struct ess_info *sc)
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{
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int i;
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for (i = 1000; i > 0; i--) {
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if (ess_rd(sc, DSP_DATA_AVAIL) & 0x80)
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return ess_rd(sc, DSP_READ);
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else
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DELAY(20);
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}
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return -1;
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}
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static int
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ess_write(struct ess_info *sc, u_char reg, int val)
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{
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return ess_cmd1(sc, reg, val);
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}
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static int
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ess_read(struct ess_info *sc, u_char reg)
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{
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return (ess_cmd(sc, 0xc0) && ess_cmd(sc, reg))? ess_get_byte(sc) : -1;
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}
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static int
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ess_reset_dsp(struct ess_info *sc)
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{
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ess_wr(sc, SBDSP_RST, 3);
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DELAY(100);
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ess_wr(sc, SBDSP_RST, 0);
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if (ess_get_byte(sc) != 0xAA) {
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DEB(printf("ess_reset_dsp 0x%lx failed\n",
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rman_get_start(sc->io_base)));
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return ENXIO; /* Sorry */
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}
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ess_cmd(sc, 0xc6);
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return 0;
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}
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static void
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ess_release_resources(struct ess_info *sc, device_t dev)
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{
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if (sc->irq) {
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if (sc->ih)
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bus_teardown_intr(dev, sc->irq, sc->ih);
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bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq);
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sc->irq = NULL;
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}
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if (sc->drq1) {
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isa_dma_release(rman_get_start(sc->drq1));
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bus_release_resource(dev, SYS_RES_DRQ, 0, sc->drq1);
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sc->drq1 = NULL;
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}
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if (sc->drq2) {
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isa_dma_release(rman_get_start(sc->drq2));
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bus_release_resource(dev, SYS_RES_DRQ, 1, sc->drq2);
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sc->drq2 = NULL;
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}
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if (sc->io_base) {
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bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->io_base);
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sc->io_base = NULL;
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}
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if (sc->parent_dmat) {
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bus_dma_tag_destroy(sc->parent_dmat);
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sc->parent_dmat = 0;
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}
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free(sc, M_DEVBUF);
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}
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static int
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ess_alloc_resources(struct ess_info *sc, device_t dev)
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{
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int rid;
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rid = 0;
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if (!sc->io_base)
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sc->io_base = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&rid, RF_ACTIVE);
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rid = 0;
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if (!sc->irq)
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sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
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&rid, RF_ACTIVE);
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rid = 0;
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if (!sc->drq1)
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sc->drq1 = bus_alloc_resource_any(dev, SYS_RES_DRQ,
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&rid, RF_ACTIVE);
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rid = 1;
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if (!sc->drq2)
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sc->drq2 = bus_alloc_resource_any(dev, SYS_RES_DRQ,
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&rid, RF_ACTIVE);
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if (sc->io_base && sc->drq1 && sc->irq) {
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isa_dma_acquire(rman_get_start(sc->drq1));
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isa_dmainit(rman_get_start(sc->drq1), sc->bufsize);
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if (sc->drq2) {
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isa_dma_acquire(rman_get_start(sc->drq2));
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isa_dmainit(rman_get_start(sc->drq2), sc->bufsize);
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}
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return 0;
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} else return ENXIO;
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}
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static void
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ess_intr(void *arg)
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{
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struct ess_info *sc = (struct ess_info *)arg;
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int src, pirq, rirq;
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ess_lock(sc);
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src = 0;
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if (ess_getmixer(sc, 0x7a) & 0x80)
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src |= 2;
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if (ess_rd(sc, 0x0c) & 0x01)
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src |= 1;
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pirq = (src & sc->pch.hwch)? 1 : 0;
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rirq = (src & sc->rch.hwch)? 1 : 0;
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if (pirq) {
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if (sc->pch.run) {
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ess_unlock(sc);
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chn_intr(sc->pch.channel);
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ess_lock(sc);
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}
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if (sc->pch.stopping) {
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sc->pch.run = 0;
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sndbuf_dma(sc->pch.buffer, PCMTRIG_STOP);
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sc->pch.stopping = 0;
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if (sc->pch.hwch == 1)
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ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x01);
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else
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ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x03);
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}
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}
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if (rirq) {
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if (sc->rch.run) {
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ess_unlock(sc);
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chn_intr(sc->rch.channel);
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ess_lock(sc);
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}
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if (sc->rch.stopping) {
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sc->rch.run = 0;
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sndbuf_dma(sc->rch.buffer, PCMTRIG_STOP);
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sc->rch.stopping = 0;
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/* XXX: will this stop audio2? */
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ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x01);
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}
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}
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if (src & 2)
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ess_setmixer(sc, 0x7a, ess_getmixer(sc, 0x7a) & ~0x80);
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if (src & 1)
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ess_rd(sc, DSP_DATA_AVAIL);
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ess_unlock(sc);
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}
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/* utility functions for ESS */
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static u_int8_t
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ess_calcspeed8(int *spd)
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{
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int speed = *spd;
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u_int32_t t;
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if (speed > 22000) {
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t = (795500 + speed / 2) / speed;
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speed = (795500 + t / 2) / t;
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t = (256 - t) | 0x80;
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} else {
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t = (397700 + speed / 2) / speed;
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speed = (397700 + t / 2) / t;
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t = 128 - t;
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}
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*spd = speed;
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return t & 0x000000ff;
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}
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static u_int8_t
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ess_calcspeed9(int *spd)
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{
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int speed, s0, s1, use0;
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u_int8_t t0, t1;
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/* rate = source / (256 - divisor) */
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/* divisor = 256 - (source / rate) */
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speed = *spd;
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t0 = 128 - (793800 / speed);
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s0 = 793800 / (128 - t0);
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t1 = 128 - (768000 / speed);
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s1 = 768000 / (128 - t1);
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t1 |= 0x80;
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use0 = (ABS(speed - s0) < ABS(speed - s1))? 1 : 0;
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*spd = use0? s0 : s1;
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return use0? t0 : t1;
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}
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static u_int8_t
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ess_calcfilter(int spd)
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{
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int cutoff;
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/* cutoff = 7160000 / (256 - divisor) */
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/* divisor = 256 - (7160000 / cutoff) */
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cutoff = (spd * 9 * 82) / 20;
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return (256 - (7160000 / cutoff));
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}
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static int
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ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len)
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{
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int play = (dir == PCMDIR_PLAY)? 1 : 0;
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int b16 = (fmt & AFMT_16BIT)? 1 : 0;
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int stereo = (AFMT_CHANNEL(fmt) > 1)? 1 : 0;
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int unsign = (fmt == AFMT_U8 || fmt == AFMT_U16_LE)? 1 : 0;
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u_int8_t spdval, fmtval;
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spdval = (sc->newspeed)? ess_calcspeed9(&spd) : ess_calcspeed8(&spd);
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len = -len;
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if (ch == 1) {
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KASSERT((dir == PCMDIR_PLAY) || (dir == PCMDIR_REC), ("ess_setupch: dir1 bad"));
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/* transfer length low */
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ess_write(sc, 0xa4, len & 0x00ff);
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/* transfer length high */
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ess_write(sc, 0xa5, (len & 0xff00) >> 8);
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/* autoinit, dma dir */
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ess_write(sc, 0xb8, 0x04 | (play? 0x00 : 0x0a));
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/* mono/stereo */
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ess_write(sc, 0xa8, (ess_read(sc, 0xa8) & ~0x03) | (stereo? 0x01 : 0x02));
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/* demand mode, 4 bytes/xfer */
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ess_write(sc, 0xb9, 0x02);
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/* sample rate */
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ess_write(sc, 0xa1, spdval);
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/* filter cutoff */
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ess_write(sc, 0xa2, ess_calcfilter(spd));
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/* setup dac/adc */
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if (play)
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ess_write(sc, 0xb6, unsign? 0x80 : 0x00);
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/* mono, b16: signed, load signal */
|
|
ess_write(sc, 0xb7, 0x51 | (unsign? 0x00 : 0x20));
|
|
/* setup fifo */
|
|
ess_write(sc, 0xb7, 0x90 | (unsign? 0x00 : 0x20) |
|
|
(b16? 0x04 : 0x00) |
|
|
(stereo? 0x08 : 0x40));
|
|
/* irq control */
|
|
ess_write(sc, 0xb1, (ess_read(sc, 0xb1) & 0x0f) | 0x50);
|
|
/* drq control */
|
|
ess_write(sc, 0xb2, (ess_read(sc, 0xb2) & 0x0f) | 0x50);
|
|
} else if (ch == 2) {
|
|
KASSERT(dir == PCMDIR_PLAY, ("ess_setupch: dir2 bad"));
|
|
/* transfer length low */
|
|
ess_setmixer(sc, 0x74, len & 0x00ff);
|
|
/* transfer length high */
|
|
ess_setmixer(sc, 0x76, (len & 0xff00) >> 8);
|
|
/* autoinit, 4 bytes/req */
|
|
ess_setmixer(sc, 0x78, 0x90);
|
|
fmtval = b16 | (stereo << 1) | (unsign << 2);
|
|
/* enable irq, set format */
|
|
ess_setmixer(sc, 0x7a, 0x40 | fmtval);
|
|
if (sc->newspeed) {
|
|
/* sample rate */
|
|
ess_setmixer(sc, 0x70, spdval);
|
|
/* filter cutoff */
|
|
ess_setmixer(sc, 0x72, ess_calcfilter(spd));
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
static int
|
|
ess_start(struct ess_chinfo *ch)
|
|
{
|
|
struct ess_info *sc = ch->parent;
|
|
int play = (ch->dir == PCMDIR_PLAY)? 1 : 0;
|
|
|
|
ess_lock(sc);
|
|
ess_setupch(sc, ch->hwch, ch->dir, ch->spd, ch->fmt, ch->blksz);
|
|
ch->stopping = 0;
|
|
if (ch->hwch == 1)
|
|
ess_write(sc, 0xb8, ess_read(sc, 0xb8) | 0x01);
|
|
else
|
|
ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) | 0x03);
|
|
if (play)
|
|
ess_cmd(sc, DSP_CMD_SPKON);
|
|
ess_unlock(sc);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ess_stop(struct ess_chinfo *ch)
|
|
{
|
|
struct ess_info *sc = ch->parent;
|
|
int play = (ch->dir == PCMDIR_PLAY)? 1 : 0;
|
|
|
|
ess_lock(sc);
|
|
ch->stopping = 1;
|
|
if (ch->hwch == 1)
|
|
ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x04);
|
|
else
|
|
ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x10);
|
|
if (play)
|
|
ess_cmd(sc, DSP_CMD_SPKOFF);
|
|
ess_unlock(sc);
|
|
return 0;
|
|
}
|
|
|
|
/* -------------------------------------------------------------------- */
|
|
/* channel interface for ESS18xx */
|
|
static void *
|
|
esschan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir)
|
|
{
|
|
struct ess_info *sc = devinfo;
|
|
struct ess_chinfo *ch = (dir == PCMDIR_PLAY)? &sc->pch : &sc->rch;
|
|
|
|
ch->parent = sc;
|
|
ch->channel = c;
|
|
ch->buffer = b;
|
|
if (sndbuf_alloc(ch->buffer, sc->parent_dmat, 0, sc->bufsize) != 0)
|
|
return NULL;
|
|
ch->dir = dir;
|
|
ch->hwch = 1;
|
|
if ((dir == PCMDIR_PLAY) && (sc->duplex))
|
|
ch->hwch = 2;
|
|
sndbuf_dmasetup(ch->buffer, (ch->hwch == 1)? sc->drq1 : sc->drq2);
|
|
return ch;
|
|
}
|
|
|
|
static int
|
|
esschan_setformat(kobj_t obj, void *data, u_int32_t format)
|
|
{
|
|
struct ess_chinfo *ch = data;
|
|
|
|
ch->fmt = format;
|
|
return 0;
|
|
}
|
|
|
|
static u_int32_t
|
|
esschan_setspeed(kobj_t obj, void *data, u_int32_t speed)
|
|
{
|
|
struct ess_chinfo *ch = data;
|
|
struct ess_info *sc = ch->parent;
|
|
|
|
ch->spd = speed;
|
|
if (sc->newspeed)
|
|
ess_calcspeed9(&ch->spd);
|
|
else
|
|
ess_calcspeed8(&ch->spd);
|
|
return ch->spd;
|
|
}
|
|
|
|
static u_int32_t
|
|
esschan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
|
|
{
|
|
struct ess_chinfo *ch = data;
|
|
|
|
ch->blksz = blocksize;
|
|
return ch->blksz;
|
|
}
|
|
|
|
static int
|
|
esschan_trigger(kobj_t obj, void *data, int go)
|
|
{
|
|
struct ess_chinfo *ch = data;
|
|
|
|
if (!PCMTRIG_COMMON(go))
|
|
return 0;
|
|
|
|
switch (go) {
|
|
case PCMTRIG_START:
|
|
ch->run = 1;
|
|
sndbuf_dma(ch->buffer, go);
|
|
ess_start(ch);
|
|
break;
|
|
|
|
case PCMTRIG_STOP:
|
|
case PCMTRIG_ABORT:
|
|
default:
|
|
ess_stop(ch);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static u_int32_t
|
|
esschan_getptr(kobj_t obj, void *data)
|
|
{
|
|
struct ess_chinfo *ch = data;
|
|
|
|
return sndbuf_dmaptr(ch->buffer);
|
|
}
|
|
|
|
static struct pcmchan_caps *
|
|
esschan_getcaps(kobj_t obj, void *data)
|
|
{
|
|
struct ess_chinfo *ch = data;
|
|
|
|
return (ch->dir == PCMDIR_PLAY)? &ess_playcaps : &ess_reccaps;
|
|
}
|
|
|
|
static kobj_method_t esschan_methods[] = {
|
|
KOBJMETHOD(channel_init, esschan_init),
|
|
KOBJMETHOD(channel_setformat, esschan_setformat),
|
|
KOBJMETHOD(channel_setspeed, esschan_setspeed),
|
|
KOBJMETHOD(channel_setblocksize, esschan_setblocksize),
|
|
KOBJMETHOD(channel_trigger, esschan_trigger),
|
|
KOBJMETHOD(channel_getptr, esschan_getptr),
|
|
KOBJMETHOD(channel_getcaps, esschan_getcaps),
|
|
KOBJMETHOD_END
|
|
};
|
|
CHANNEL_DECLARE(esschan);
|
|
|
|
/************************************************************/
|
|
|
|
static int
|
|
essmix_init(struct snd_mixer *m)
|
|
{
|
|
struct ess_info *sc = mix_getdevinfo(m);
|
|
|
|
mix_setrecdevs(m, SOUND_MASK_CD | SOUND_MASK_MIC | SOUND_MASK_LINE |
|
|
SOUND_MASK_IMIX);
|
|
|
|
mix_setdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_LINE |
|
|
SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_VOLUME |
|
|
SOUND_MASK_LINE1 | SOUND_MASK_SPEAKER);
|
|
|
|
ess_setmixer(sc, 0, 0); /* reset */
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
essmix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
|
|
{
|
|
struct ess_info *sc = mix_getdevinfo(m);
|
|
int preg = 0, rreg = 0, l, r;
|
|
|
|
l = (left * 15) / 100;
|
|
r = (right * 15) / 100;
|
|
switch (dev) {
|
|
case SOUND_MIXER_SYNTH:
|
|
preg = 0x36;
|
|
rreg = 0x6b;
|
|
break;
|
|
|
|
case SOUND_MIXER_PCM:
|
|
preg = 0x14;
|
|
rreg = 0x7c;
|
|
break;
|
|
|
|
case SOUND_MIXER_LINE:
|
|
preg = 0x3e;
|
|
rreg = 0x6e;
|
|
break;
|
|
|
|
case SOUND_MIXER_MIC:
|
|
preg = 0x1a;
|
|
rreg = 0x68;
|
|
break;
|
|
|
|
case SOUND_MIXER_LINE1:
|
|
preg = 0x3a;
|
|
rreg = 0x6c;
|
|
break;
|
|
|
|
case SOUND_MIXER_CD:
|
|
preg = 0x38;
|
|
rreg = 0x6a;
|
|
break;
|
|
|
|
case SOUND_MIXER_SPEAKER:
|
|
preg = 0x3c;
|
|
break;
|
|
|
|
case SOUND_MIXER_VOLUME:
|
|
l = left? (left * 63) / 100 : 64;
|
|
r = right? (right * 63) / 100 : 64;
|
|
ess_setmixer(sc, 0x60, l);
|
|
ess_setmixer(sc, 0x62, r);
|
|
left = (l == 64)? 0 : (l * 100) / 63;
|
|
right = (r == 64)? 0 : (r * 100) / 63;
|
|
return left | (right << 8);
|
|
}
|
|
|
|
if (preg)
|
|
ess_setmixer(sc, preg, (l << 4) | r);
|
|
if (rreg)
|
|
ess_setmixer(sc, rreg, (l << 4) | r);
|
|
|
|
left = (l * 100) / 15;
|
|
right = (r * 100) / 15;
|
|
|
|
return left | (right << 8);
|
|
}
|
|
|
|
static u_int32_t
|
|
essmix_setrecsrc(struct snd_mixer *m, u_int32_t src)
|
|
{
|
|
struct ess_info *sc = mix_getdevinfo(m);
|
|
u_char recdev;
|
|
|
|
switch (src) {
|
|
case SOUND_MASK_CD:
|
|
recdev = 0x02;
|
|
break;
|
|
|
|
case SOUND_MASK_LINE:
|
|
recdev = 0x06;
|
|
break;
|
|
|
|
case SOUND_MASK_IMIX:
|
|
recdev = 0x05;
|
|
break;
|
|
|
|
case SOUND_MASK_MIC:
|
|
default:
|
|
recdev = 0x00;
|
|
src = SOUND_MASK_MIC;
|
|
break;
|
|
}
|
|
|
|
ess_setmixer(sc, 0x1c, recdev);
|
|
|
|
return src;
|
|
}
|
|
|
|
static kobj_method_t essmixer_methods[] = {
|
|
KOBJMETHOD(mixer_init, essmix_init),
|
|
KOBJMETHOD(mixer_set, essmix_set),
|
|
KOBJMETHOD(mixer_setrecsrc, essmix_setrecsrc),
|
|
KOBJMETHOD_END
|
|
};
|
|
MIXER_DECLARE(essmixer);
|
|
|
|
/************************************************************/
|
|
|
|
static int
|
|
ess_probe(device_t dev)
|
|
{
|
|
uintptr_t func, ver, r, f;
|
|
|
|
/* The parent device has already been probed. */
|
|
r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func);
|
|
if (func != SCF_PCM)
|
|
return (ENXIO);
|
|
|
|
r = BUS_READ_IVAR(device_get_parent(dev), dev, 1, &ver);
|
|
f = (ver & 0xffff0000) >> 16;
|
|
if (!(f & BD_F_ESS))
|
|
return (ENXIO);
|
|
|
|
device_set_desc(dev, "ESS 18xx DSP");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ess_attach(device_t dev)
|
|
{
|
|
struct ess_info *sc;
|
|
char status[SND_STATUSLEN], buf[64];
|
|
int ver;
|
|
|
|
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
|
|
sc->parent_dev = device_get_parent(dev);
|
|
sc->bufsize = pcm_getbuffersize(dev, 4096, ESS_BUFFSIZE, 65536);
|
|
if (ess_alloc_resources(sc, dev))
|
|
goto no;
|
|
if (ess_reset_dsp(sc))
|
|
goto no;
|
|
if (mixer_init(dev, &essmixer_class, sc))
|
|
goto no;
|
|
|
|
sc->duplex = 0;
|
|
sc->newspeed = 0;
|
|
ver = (ess_getmixer(sc, 0x40) << 8) | ess_rd(sc, SB_MIX_DATA);
|
|
snprintf(buf, sizeof buf, "ESS %x DSP", ver);
|
|
device_set_desc_copy(dev, buf);
|
|
if (bootverbose)
|
|
device_printf(dev, "ESS%x detected", ver);
|
|
|
|
switch (ver) {
|
|
case 0x1869:
|
|
case 0x1879:
|
|
#ifdef ESS18XX_DUPLEX
|
|
sc->duplex = sc->drq2? 1 : 0;
|
|
#endif
|
|
#ifdef ESS18XX_NEWSPEED
|
|
sc->newspeed = 1;
|
|
#endif
|
|
break;
|
|
}
|
|
if (bootverbose)
|
|
printf("%s%s\n", sc->duplex? ", duplex" : "",
|
|
sc->newspeed? ", newspeed" : "");
|
|
|
|
if (sc->newspeed)
|
|
ess_setmixer(sc, 0x71, 0x22);
|
|
|
|
snd_setup_intr(dev, sc->irq, 0, ess_intr, sc, &sc->ih);
|
|
if (!sc->duplex)
|
|
pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX);
|
|
|
|
if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
|
|
/*boundary*/0,
|
|
/*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
|
|
/*highaddr*/BUS_SPACE_MAXADDR,
|
|
/*filter*/NULL, /*filterarg*/NULL,
|
|
/*maxsize*/sc->bufsize, /*nsegments*/1,
|
|
/*maxsegz*/0x3ffff,
|
|
/*flags*/0, /*lockfunc*/busdma_lock_mutex,
|
|
/*lockarg*/&Giant, &sc->parent_dmat) != 0) {
|
|
device_printf(dev, "unable to create dma tag\n");
|
|
goto no;
|
|
}
|
|
|
|
if (sc->drq2)
|
|
snprintf(buf, SND_STATUSLEN, ":%jd", rman_get_start(sc->drq2));
|
|
else
|
|
buf[0] = '\0';
|
|
|
|
snprintf(status, SND_STATUSLEN, "at io 0x%jx irq %jd drq %jd%s bufsz %u %s",
|
|
rman_get_start(sc->io_base), rman_get_start(sc->irq),
|
|
rman_get_start(sc->drq1), buf, sc->bufsize,
|
|
PCM_KLDSTRING(snd_ess));
|
|
|
|
if (pcm_register(dev, sc, 1, 1))
|
|
goto no;
|
|
pcm_addchan(dev, PCMDIR_REC, &esschan_class, sc);
|
|
pcm_addchan(dev, PCMDIR_PLAY, &esschan_class, sc);
|
|
pcm_setstatus(dev, status);
|
|
|
|
return 0;
|
|
|
|
no:
|
|
ess_release_resources(sc, dev);
|
|
return ENXIO;
|
|
}
|
|
|
|
static int
|
|
ess_detach(device_t dev)
|
|
{
|
|
int r;
|
|
struct ess_info *sc;
|
|
|
|
r = pcm_unregister(dev);
|
|
if (r)
|
|
return r;
|
|
|
|
sc = pcm_getdevinfo(dev);
|
|
ess_release_resources(sc, dev);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ess_resume(device_t dev)
|
|
{
|
|
struct ess_info *sc;
|
|
|
|
sc = pcm_getdevinfo(dev);
|
|
|
|
if (ess_reset_dsp(sc)) {
|
|
device_printf(dev, "unable to reset DSP at resume\n");
|
|
return ENXIO;
|
|
}
|
|
|
|
if (mixer_reinit(dev)) {
|
|
device_printf(dev, "unable to reinitialize mixer at resume\n");
|
|
return ENXIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static device_method_t ess_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, ess_probe),
|
|
DEVMETHOD(device_attach, ess_attach),
|
|
DEVMETHOD(device_detach, ess_detach),
|
|
DEVMETHOD(device_resume, ess_resume),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t ess_driver = {
|
|
"pcm",
|
|
ess_methods,
|
|
PCM_SOFTC_SIZE,
|
|
};
|
|
|
|
DRIVER_MODULE(snd_ess, sbc, ess_driver, pcm_devclass, 0, 0);
|
|
MODULE_DEPEND(snd_ess, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
|
|
MODULE_DEPEND(snd_ess, snd_sbc, 1, 1, 1);
|
|
MODULE_VERSION(snd_ess, 1);
|
|
|
|
/************************************************************/
|
|
|
|
static devclass_t esscontrol_devclass;
|
|
|
|
static struct isa_pnp_id essc_ids[] = {
|
|
{0x06007316, "ESS Control"},
|
|
{0}
|
|
};
|
|
|
|
static int
|
|
esscontrol_probe(device_t dev)
|
|
{
|
|
int i;
|
|
|
|
i = ISA_PNP_PROBE(device_get_parent(dev), dev, essc_ids);
|
|
if (i == 0)
|
|
device_quiet(dev);
|
|
return i;
|
|
}
|
|
|
|
static int
|
|
esscontrol_attach(device_t dev)
|
|
{
|
|
#ifdef notyet
|
|
struct resource *io;
|
|
int rid, i, x;
|
|
|
|
rid = 0;
|
|
io = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
|
|
x = 0;
|
|
for (i = 0; i < 0x100; i++) {
|
|
port_wr(io, 0, i);
|
|
x = port_rd(io, 1);
|
|
if ((i & 0x0f) == 0)
|
|
printf("%3.3x: ", i);
|
|
printf("%2.2x ", x);
|
|
if ((i & 0x0f) == 0x0f)
|
|
printf("\n");
|
|
}
|
|
bus_release_resource(dev, SYS_RES_IOPORT, 0, io);
|
|
io = NULL;
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
esscontrol_detach(device_t dev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static device_method_t esscontrol_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, esscontrol_probe),
|
|
DEVMETHOD(device_attach, esscontrol_attach),
|
|
DEVMETHOD(device_detach, esscontrol_detach),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t esscontrol_driver = {
|
|
"esscontrol",
|
|
esscontrol_methods,
|
|
1,
|
|
};
|
|
|
|
DRIVER_MODULE(esscontrol, isa, esscontrol_driver, esscontrol_devclass, 0, 0);
|
|
DRIVER_MODULE(esscontrol, acpi, esscontrol_driver, esscontrol_devclass, 0, 0);
|
|
ISA_PNP_INFO(essc_ids);
|