emu10kx.h

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/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
 * Copyright (c) 2003-2006 Yuriy Tsibizov <yuriy.tsibizov@gfk.ru>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */
 
#ifndef EMU10KX_H
#define EMU10KX_H
 
#define SND_EMU10KX_MINVER      1
#define SND_EMU10KX_PREFVER     1
#define SND_EMU10KX_MAXVER      1
 
#ifdef _KERNEL
 
#define EMUPAGESIZE     4096
#define NUM_G           64
/* XXX some (empty) samples are played when play buffer is > EMUPAGESIZE */
#define EMU_PLAY_BUFSZ  EMUPAGESIZE
/* Recording is limited by EMUPAGESIZE*16=64K buffer */
#define EMU_REC_BUFSZ   EMUPAGESIZE*16
#define EMU_MAX_BUFSZ   EMUPAGESIZE*16
#define EMU_MAXPAGES    8192
 
#define EMU_VAR_FUNC            0
#define EMU_VAR_ROUTE           1
#define EMU_VAR_ISEMU10K1       2
#define EMU_VAR_MCH_DISABLED    3
#define EMU_VAR_MCH_REC         4
 
#define EMU_A_IOCFG_DISABLE_ANALOG      0x0040  /* = 'enable' for Audigy2 */
#define EMU_A_IOCFG_GPOUT2      0x0001
#define EMU_AC97SLOT_REAR_RIGHT 0x01
#define EMU_AC97SLOT_REAR_LEFT  0x02
#define EMU_HCFG_GPOUT0         0x00001000
#define EMU_HCFG_GPOUT1         0x00000800
#define EMU_HCFG_GPOUT2         0x00000400
 
#define RT_FRONT                0
#define RT_REAR                 1
#define RT_CENTER               2
#define RT_SUB                  3
#define RT_SIDE                 4
#define RT_MCHRECORD            5
#define RT_COUNT                6
 
/* mixer controls */
/* fx play */
#define M_FX0_FRONT_L           0
#define M_FX1_FRONT_R           1
#define M_FX2_REAR_L            2
#define M_FX3_REAR_R            3
#define M_FX4_CENTER            4
#define M_FX5_SUBWOOFER         5
#define M_FX6_SIDE_L            6
#define M_FX7_SIDE_R            7
/* fx rec */
#define M_FX0_REC_L             8
#define M_FX1_REC_R             9
/* inputs play */
#define M_IN0_FRONT_L           10
#define M_IN0_FRONT_R           11
#define M_IN1_FRONT_L           12
#define M_IN1_FRONT_R           13
#define M_IN2_FRONT_L           14
#define M_IN2_FRONT_R           15
#define M_IN3_FRONT_L           16
#define M_IN3_FRONT_R           17
#define M_IN4_FRONT_L           18
#define M_IN4_FRONT_R           19
#define M_IN5_FRONT_L           20
#define M_IN5_FRONT_R           21
#define M_IN6_FRONT_L           22
#define M_IN6_FRONT_R           23
#define M_IN7_FRONT_L           24
#define M_IN7_FRONT_R           25
/* inputs rec */
#define M_IN0_REC_L             26
#define M_IN0_REC_R             27
#define M_IN1_REC_L             28
#define M_IN1_REC_R             29
#define M_IN2_REC_L             30
#define M_IN2_REC_R             31
#define M_IN3_REC_L             32
#define M_IN3_REC_R             33
#define M_IN4_REC_L             34
#define M_IN4_REC_R             35
#define M_IN5_REC_L             36
#define M_IN5_REC_R             37
#define M_IN6_REC_L             38
#define M_IN6_REC_R             39
#define M_IN7_REC_L             40
#define M_IN7_REC_R             41
/* master volume */
#define M_MASTER_FRONT_L        42
#define M_MASTER_FRONT_R        43
#define M_MASTER_REAR_L         44
#define M_MASTER_REAR_R         45
#define M_MASTER_CENTER         46
#define M_MASTER_SUBWOOFER      47
#define M_MASTER_SIDE_L         48
#define M_MASTER_SIDE_R         49
/* master rec volume */
#define M_MASTER_REC_L          50
#define M_MASTER_REC_R          51
 
#define NUM_MIXERS              52
 
struct emu_sc_info;
 
/* MIDI device parameters */
struct emu_midiinfo {
        struct emu_sc_info *card;
        int             port;
        int             portnr;
};
 
/* PCM device parameters */
struct emu_pcminfo {
        struct emu_sc_info *card;
        int             route;
};
 
int     emu_intr_register(struct emu_sc_info *sc, uint32_t inte_mask, uint32_t intr_mask, uint32_t(*func) (void *softc, uint32_t irq), void *isc);
int     emu_intr_unregister(struct emu_sc_info *sc, int ihandle);
 
uint32_t emu_rd(struct emu_sc_info *sc, unsigned int regno, unsigned int size);
void    emu_wr(struct emu_sc_info *sc, unsigned int regno, uint32_t data, unsigned int size);
 
uint32_t emu_rdptr(struct emu_sc_info *sc, unsigned int chn, unsigned int reg);
void    emu_wrptr(struct emu_sc_info *sc, unsigned int chn, unsigned int reg, uint32_t data);
 
uint32_t emu_rd_p16vptr(struct emu_sc_info *sc, uint16_t chn, uint16_t reg);
void    emu_wr_p16vptr(struct emu_sc_info *sc, uint16_t chn, uint16_t reg, uint32_t data);
 
int     emu_timer_create(struct emu_sc_info *sc);
int     emu_timer_set(struct emu_sc_info *sc, int timer, int delay);
int     emu_timer_enable(struct emu_sc_info *sc, int timer, int go);
int     emu_timer_clear(struct emu_sc_info *sc, int timer);
 
struct emu_voice;
 
struct emu_route {
        int     routing_left[8];
        int     amounts_left[8];
        int     routing_right[8];
        int     amounts_right[8];
};
 
struct emu_voice* emu_valloc(struct emu_sc_info *sc);
void    emu_vfree(struct emu_sc_info *sc, struct emu_voice *v);
int     emu_vinit(struct emu_sc_info *sc, struct emu_voice *m, struct emu_voice *s,
    uint32_t sz, struct snd_dbuf *b);
void    emu_vroute(struct emu_sc_info *sc, struct emu_route *rt,  struct emu_voice *v);
void    emu_vsetup(struct emu_voice *v, int fmt, int spd);
void    emu_vwrite(struct emu_sc_info *sc, struct emu_voice *v);
void    emu_vtrigger(struct emu_sc_info *sc, struct emu_voice *v, int go);
int     emu_vpos(struct emu_sc_info *sc, struct emu_voice *v);
 
bus_dma_tag_t emu_gettag(struct emu_sc_info *sc);
 
void    emumix_set_volume(struct emu_sc_info *sc, int mixer_idx, int volume);
int     emumix_get_volume(struct emu_sc_info *sc, int mixer_idx);
 
void    emu_enable_ir(struct emu_sc_info *sc);
#endif                          /* _KERNEL */
#endif                          /* EMU10K1_H */