241 lines
7.3 KiB
C
241 lines
7.3 KiB
C
/* $NetBSD: interwavevar.h,v 1.16 2008/04/28 20:23:50 martin Exp $ */
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/*
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* Copyright (c) 1997, 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Author: Kari Mettinen
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef INTERWAVEVAR_H
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#define INTERWAVEVAR_H
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typedef struct iw_voice_info {
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u_char bank; /* lower 2 bits select one of 4 4M bank for voice data */
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u_long start; /* voice data start address */
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u_long end;
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#define SACI_IRQ 0x80
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#define SACI_BACKWARDS 0x40
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#define SACI_IRQ_ENABLE 0x20
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#define SACI_BOUNCE 0x10
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#define SACI_LOOP 0x08
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#define SACI_16BIT 0x04
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#define SACI_STOP_1 0x02
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#define SACI_STOP_0 0x01
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u_char format; /* SACI , voice direction, format */
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u_char volume;
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#define SVCI_VOLUME_IRQ 0x80
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#define SVCI_DIRECTION 0x40
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#define SVCI_IRQ_ENABLE 0x20
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#define SVCI_BOUNCE 0x10
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#define SVCI_LOOP 0x08
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#define SVCI_PCM 0x04 /* for playback continue over voice end */
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#define SVCI_STOP_1 0x02
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#define SVCI_STOP_0 0x01
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u_char volume_control;
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u_short left_offset; /* usually fully left */
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u_short right_offset;
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u_char effect_acc;
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#define SMSI_ROM 0x80
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#define SMSI_ULAW 0x40
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#define SMSI_OFFSET_ON 0x20
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#define SMSI_ALT_EFF 0x10
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#define SMSI_OFF 0x02
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#define SMSI_EFFECT 0x01
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u_char mode;
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} iw_voice_info_t;
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typedef struct iw_port_info {
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char off;
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char pad[3];
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int voll;
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int volr;
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} iw_port_info_t;
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struct iw_softc {
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struct device sc_dev;
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bus_space_tag_t sc_iot; /* bus cookie */
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isa_chipset_tag_t sc_ic;
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int vers;
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int revision;
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int sc_fullduplex;
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int sc_irate;
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int sc_orate;
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u_long sc_dma_flags;
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int sc_irq;
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int sc_midi_irq;
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void (*sc_recintr)(void *);
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void *sc_recarg;
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void *sc_recdma_bp;
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int sc_playdrq;
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bus_size_t sc_play_maxsize;
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int sc_recdrq;
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bus_size_t sc_rec_maxsize;
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int sc_recdma_cnt;
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int sc_playing;
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int sc_maxdma;
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u_long outfifo;
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u_long infifo;
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int fifosize;
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u_short silence;
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u_long sc_last_dmasize;
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u_long sc_last_playsize;
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u_long sc_last_played;
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u_long sc_play_pos; /* position of next free byte in buffer */
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u_long sc_play_start; /* address of start of the buffer */
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u_long sc_play_end; /* end */
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void (*sc_playintr)(void *);
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void *sc_playarg;
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void *sc_playdma_bp;
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int sc_playdma_cnt;
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int play_encoding;
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int play_channels;
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int play_precision;
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int sc_playlastcc;
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int sc_fillcount;
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int bytesout;
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int bytesin;
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int sc_playbuf_available;
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int sc_recbuf_available;
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int rec_encoding;
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int rec_channels;
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int rec_precision;
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int sc_reclastcc;
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u_char recfmtbits;
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u_char playfmtbits;
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u_char sc_recsrcbits;
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int (*sc_ih)(void *);
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iw_port_info_t sc_mic;
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iw_port_info_t sc_aux1;
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iw_port_info_t sc_aux2;
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iw_port_info_t sc_linein;
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iw_port_info_t sc_lineout;
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iw_port_info_t sc_rec;
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iw_port_info_t sc_dac;
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iw_port_info_t sc_loopback;
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iw_port_info_t sc_monoin;
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volatile u_short flags; /* InterWave stat flags */
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bus_space_handle_t dir_h; /* dummy handle for direct access*/
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int codec_index; /* Base Port for Codec */
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bus_space_handle_t codec_index_h;
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isa_chipset_tag_t sc_codec_ic;
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int pcdrar; /* Base Port for Ext Device */
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int p2xr; /* Compatibility Base Port */
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bus_space_handle_t p2xr_h;
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isa_chipset_tag_t sc_p2xr_ic;
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int p3xr; /* MIDI and Synth Base Port */
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bus_space_handle_t p3xr_h;
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isa_chipset_tag_t sc_p3xr_ic;
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int p401ar; /* Gen Purpose Reg. 1 address */
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int p201ar; /* Game Ctrl normally at 0x201 */
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int pataar; /* Base Address for ATAPI I/O Space */
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int p388ar; /* Base Port for AdLib. It should bbe 388h */
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int pnprdp; /* PNP read data port */
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int igidxr; /* Gen Index Reg at P3XR+0x03 */
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int i16dp; /* 16-bit data port at P3XR+0x04 */
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int i8dp; /* 8-bit data port at P3XR+0x05 */
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int svsr; /* Synth Voice Select at P3XR+0x02 */
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int cdatap; /* Codec Indexed Data Port at PCODAR+0x01 */
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int csr1r; /* Codec Stat Reg 1 at PCODAR+0x02 */
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int cxdr; /* Play or Record Data Reg at PCODAR+0x03 */
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int gmxr; /* GMCR or GMSR at P3XR+0x00 */
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int gmxdr; /* GMTDR or GMRDR at P3XR+0x01 */
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int lmbdr; /* LMBDR at P3XR+0x07 */
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u_char csn; /* Card Select Number */
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u_char cmode; /* Codec Operation Mode */
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int dma1_chan; /* DMA channel 1 (local DMA & codec rec) */
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int dma2_chan; /* DMA channel 2 (codec play) */
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int ext_chan; /* Ext Dev DMA channel */
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u_char voices; /* Number of active voices */
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u_long vendor; /* Vendor ID and Product Identifier */
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long free_mem; /* Address of First Free LM Block */
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long reserved_mem; /* Amount of LM reserved by app. */
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u_char smode; /* Synth Mode */
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long size_mem; /* Total LM in bytes */
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struct cfdriver *iw_cd;
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const struct audio_hw_if *iw_hw_if;
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};
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void iwattach(struct iw_softc *);
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int iwopen(struct iw_softc *, int); /* open hardware */
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void iwclose(void *); /* close hardware */
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/* Encoding. */
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/* XXX should we have separate in/out? */
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int iw_query_encoding(void *, struct audio_encoding *);
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int iw_set_params(void *, int, int, audio_params_t *, audio_params_t *,
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stream_filter_list_t *, stream_filter_list_t *);
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/* Hardware may have some say in the blocksize to choose */
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int iw_round_blocksize(void *, int, int, const audio_params_t *);
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int iw_commit_settings(void *);
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/* Software en/decode functions, set if SW coding required by HW */
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void iw_sw_encode(void *, int, u_char *, int);
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void iw_sw_decode(void *, int, u_char *, int);
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/* Start input/output routines. These usually control DMA. */
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int iw_start_output(void *, void *, int, void (*)(void *), void *);
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int iw_start_input(void *, void *, int, void (*)(void *), void *);
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int iw_init_input(void *, void *, int);
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int iw_init_output(void *, void *, int);
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int iw_halt_output(void *);
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int iw_halt_input(void *);
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int iw_speaker_ctl(void *, int);
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int iw_getdev(void *, struct audio_device *);
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int iw_setfd(void *, int);
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/* Mixer (in/out ports) */
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int iw_set_port(void *, mixer_ctrl_t *);
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int iw_get_port(void *, mixer_ctrl_t *);
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int iw_query_devinfo(void *, mixer_devinfo_t *);
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struct malloc_type;
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void * iw_malloc(void *, int, size_t, struct malloc_type *, int);
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void iw_free(void *,void *,struct malloc_type *);
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size_t iw_round_buffersize(void *, int, size_t);
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paddr_t iw_mappage(void *, void *, off_t, int);
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int iw_get_props(void *);
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#endif /* INTERWAVEVAR_H */
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