Home | History | Annotate | Line # | Download | only in ic
interwavevar.h revision 1.15
      1 /*	$NetBSD: interwavevar.h,v 1.15 2005/12/11 12:21:27 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997, 1999 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Author: Kari Mettinen
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. All advertising materials mentioning features or use of this software
     18  *    must display the following acknowledgement:
     19  *        This product includes software developed by the NetBSD
     20  *        Foundation, Inc. and its contributors.
     21  * 4. Neither the name of The NetBSD Foundation nor the names of its
     22  *    contributors may be used to endorse or promote products derived
     23  *    from this software without specific prior written permission.
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     35  * POSSIBILITY OF SUCH DAMAGE.
     36  */
     37 
     38 #ifndef INTERWAVEVAR_H
     39 #define INTERWAVEVAR_H
     40 
     41 typedef struct iw_voice_info {
     42 	u_char	bank; /* lower 2 bits select one of 4 4M bank for voice data */
     43 	u_long	start; /* voice data start address */
     44 	u_long	end;
     45 #define SACI_IRQ	0x80
     46 #define SACI_BACKWARDS	0x40
     47 #define SACI_IRQ_ENABLE 0x20
     48 #define SACI_BOUNCE	0x10
     49 #define SACI_LOOP	0x08
     50 #define SACI_16BIT	0x04
     51 #define SACI_STOP_1	0x02
     52 #define SACI_STOP_0	0x01
     53 	u_char	format; /* SACI , voice direction, format */
     54 	u_char	volume;
     55 #define SVCI_VOLUME_IRQ 0x80
     56 #define SVCI_DIRECTION	0x40
     57 #define SVCI_IRQ_ENABLE 0x20
     58 #define SVCI_BOUNCE	0x10
     59 #define SVCI_LOOP	0x08
     60 #define SVCI_PCM	0x04 /* for playback continue over voice end */
     61 #define SVCI_STOP_1	0x02
     62 #define SVCI_STOP_0	0x01
     63 	u_char	volume_control;
     64 	u_short	left_offset;  /* usually fully left */
     65 	u_short	right_offset;
     66 	u_char	effect_acc;
     67 #define SMSI_ROM	0x80
     68 #define SMSI_ULAW	0x40
     69 #define SMSI_OFFSET_ON	0x20
     70 #define SMSI_ALT_EFF	0x10
     71 #define SMSI_OFF	0x02
     72 #define SMSI_EFFECT	0x01
     73 	u_char	mode;
     74 
     75 } iw_voice_info_t;
     76 
     77 typedef struct iw_port_info {
     78 	char off;
     79 	char pad[3];
     80 	int voll;
     81 	int volr;
     82 } iw_port_info_t;
     83 
     84 struct iw_softc {
     85 	struct	device sc_dev;
     86 	bus_space_tag_t sc_iot;		/* bus cookie	  */
     87 	isa_chipset_tag_t sc_ic;
     88 
     89 	int	vers;
     90 	int	revision;
     91 	int	sc_fullduplex;
     92 	int	sc_irate;
     93 	int	sc_orate;
     94 	u_long	sc_dma_flags;
     95 	int	sc_irq;
     96 	int	sc_midi_irq;
     97 
     98 	void	(*sc_recintr)(void *);
     99 	void	*sc_recarg;
    100 	void	*sc_recdma_bp;
    101 	int	sc_playdrq;
    102 	bus_size_t sc_play_maxsize;
    103 	int	sc_recdrq;
    104 	bus_size_t sc_rec_maxsize;
    105 	int	sc_recdma_cnt;
    106 	int	sc_playing;
    107 	int	sc_maxdma;
    108 
    109 	u_long	outfifo;
    110 	u_long	infifo;
    111 
    112 	int	fifosize;
    113 	u_short	silence;
    114 
    115 	u_long	sc_last_dmasize;
    116 	u_long	sc_last_playsize;
    117 	u_long	sc_last_played;
    118 	u_long	sc_play_pos;	/* position of next free byte in buffer */
    119 	u_long	sc_play_start;	/* address of start of the buffer */
    120 	u_long	sc_play_end;	/* end */
    121 
    122 	void	(*sc_playintr)(void *);
    123 	void	*sc_playarg;
    124 	void	*sc_playdma_bp;
    125 	int	sc_playdma_cnt;
    126 
    127 	int	play_encoding;
    128 	int	play_channels;
    129 	int	play_precision;
    130 	int	sc_playlastcc;
    131 
    132 	int	sc_fillcount;
    133 	int	bytesout;
    134 	int	bytesin;
    135 
    136 	int	sc_playbuf_available;
    137 	int	sc_recbuf_available;
    138 
    139 	int	rec_encoding;
    140 	int	rec_channels;
    141 	int	rec_precision;
    142 	int	sc_reclastcc;
    143 
    144 	u_char	recfmtbits;
    145 	u_char	playfmtbits;
    146 	u_char	sc_recsrcbits;
    147 	int	(*sc_ih)(void *);
    148 	iw_port_info_t sc_mic;
    149 	iw_port_info_t sc_aux1;
    150 	iw_port_info_t sc_aux2;
    151 	iw_port_info_t sc_linein;
    152 	iw_port_info_t sc_lineout;
    153 	iw_port_info_t sc_rec;
    154 	iw_port_info_t sc_dac;
    155 	iw_port_info_t sc_loopback;
    156 	iw_port_info_t sc_monoin;
    157 	volatile u_short flags;		/* InterWave stat flags */
    158 
    159 	bus_space_handle_t dir_h;	/* dummy handle for direct access*/
    160 	int	codec_index;		/* Base Port for Codec */
    161 	bus_space_handle_t codec_index_h;
    162 	isa_chipset_tag_t sc_codec_ic;
    163 	int	pcdrar;			/* Base Port for Ext Device */
    164 	int	p2xr;			/* Compatibility Base Port */
    165 	bus_space_handle_t p2xr_h;
    166 	isa_chipset_tag_t sc_p2xr_ic;
    167 	int	p3xr;			/* MIDI and Synth Base Port */
    168 	bus_space_handle_t p3xr_h;
    169 	isa_chipset_tag_t sc_p3xr_ic;
    170 	int	p401ar;			/* Gen Purpose Reg. 1 address */
    171 	int	p201ar;			/* Game Ctrl normally at 0x201 */
    172 	int	pataar;			/* Base Address for ATAPI I/O Space */
    173 
    174 	int	p388ar;			/* Base Port for AdLib. It should bbe 388h */
    175 	int	pnprdp;			/* PNP read data port */
    176 	int	igidxr;			/* Gen Index Reg at P3XR+0x03 */
    177 	int	i16dp;			/* 16-bit data port at P3XR+0x04  */
    178 	int	i8dp;			/* 8-bit data port at P3XR+0x05 */
    179 	int	svsr;			/* Synth Voice Select at P3XR+0x02 */
    180 	int	cdatap;			/* Codec Indexed Data Port at PCODAR+0x01 */
    181 	int	csr1r;			/* Codec Stat Reg 1 at PCODAR+0x02 */
    182 	int	cxdr;			/* Play or Record Data Reg at PCODAR+0x03 */
    183 	int	gmxr;			/* GMCR or GMSR at P3XR+0x00 */
    184 	int	gmxdr;			/* GMTDR or GMRDR at P3XR+0x01 */
    185 	int	lmbdr;			/* LMBDR at P3XR+0x07 */
    186 	u_char	csn;			/* Card Select Number */
    187 	u_char	cmode;			/* Codec Operation Mode */
    188 	int	dma1_chan;		/* DMA channel 1 (local DMA & codec rec) */
    189 	int	dma2_chan;		/* DMA channel 2 (codec play) */
    190 	int	ext_chan;		/* Ext Dev DMA channel */
    191 	u_char	voices;			/* Number of active voices */
    192 	u_long	vendor;			/* Vendor ID and Product Identifier */
    193 	long	free_mem;		/* Address of First Free LM Block */
    194 	long	reserved_mem;		/* Amount of LM reserved by app. */
    195 	u_char	smode;			/* Synth Mode */
    196 	long	size_mem;		/* Total LM in bytes */
    197 	struct	cfdriver *iw_cd;
    198 	const struct audio_hw_if *iw_hw_if;
    199 };
    200 
    201 void	iwattach(struct iw_softc *);
    202 
    203 int	iwopen(struct iw_softc *, int);	/* open hardware */
    204 void	iwclose(void *);		/* close hardware */
    205 
    206 	/* Encoding. */
    207 	/* XXX should we have separate in/out? */
    208 int	iw_query_encoding(void *, struct audio_encoding *);
    209 int	iw_set_params(void *, int, int, audio_params_t *, audio_params_t *,
    210 	    stream_filter_list_t *, stream_filter_list_t *);
    211 
    212 	/* Hardware may have some say in the blocksize to choose */
    213 int	iw_round_blocksize(void *, int, int, const audio_params_t *);
    214 
    215 int	iw_commit_settings(void *);
    216 
    217 	/* Software en/decode functions, set if SW coding required by HW */
    218 void	iw_sw_encode(void *, int, u_char *, int);
    219 void	iw_sw_decode(void *, int, u_char *, int);
    220 
    221 	/* Start input/output routines. These usually control DMA. */
    222 int	iw_start_output(void *, void *, int, void (*)(void *), void *);
    223 int	iw_start_input(void *, void *, int, void (*)(void *), void *);
    224 
    225 int	iw_init_input(void *, void *, int);
    226 int	iw_init_output(void *, void *, int);
    227 int	iw_halt_output(void *);
    228 int	iw_halt_input(void *);
    229 
    230 int	iw_speaker_ctl(void *, int);
    231 int	iw_getdev(void *, struct audio_device *);
    232 int	iw_setfd(void *, int);
    233 
    234 	/* Mixer (in/out ports) */
    235 int	iw_set_port(void *, mixer_ctrl_t *);
    236 int	iw_get_port(void *, mixer_ctrl_t *);
    237 
    238 int	iw_query_devinfo(void *, mixer_devinfo_t *);
    239 
    240 struct malloc_type;
    241 void *	iw_malloc(void *, int, size_t, struct malloc_type *, int);
    242 void	iw_free(void *,void *,struct malloc_type *);
    243 size_t	iw_round_buffersize(void *, int, size_t);
    244 paddr_t	iw_mappage(void *, void *, off_t, int);
    245 int	iw_get_props(void *);
    246 
    247 #endif /* INTERWAVEVAR_H */
    248