d95cfe7d68
higher symmetry between cs4280.c and cs4281.c. Also fix the problem rebooting from Windows. Relevant patch is contributed from Shingo WATANABE <nabe@nabechan.org>.
177 lines
5.2 KiB
C
177 lines
5.2 KiB
C
/* $NetBSD: cs428x.h,v 1.3 2001/02/07 14:41:12 tacha Exp $ */
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/*
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* Copyright (c) 2000 Tatoku Ogaito. 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Tatoku Ogaito
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Common functions and variables for CS4280 and CS4281 */
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#ifndef _CS428X_H_
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#define _CS428X_H_
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#define PCI_BA0 (0x10)
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#define PCI_BA1 (0x14)
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#define CS428X_SAVE_REG_MAX (0x10)
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#define TYPE_CS4280 (0x4280)
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#define TYPE_CS4281 (0x4281)
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#define BA0READ4(sc, r) bus_space_read_4((sc)->ba0t, (sc)->ba0h, (r))
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#define BA0WRITE4(sc, r, x) bus_space_write_4((sc)->ba0t, (sc)->ba0h, (r), (x))
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/* DMA */
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struct cs428x_dma {
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bus_dmamap_t map;
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caddr_t addr; /* real dma buffer */
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caddr_t dum; /* dummy buffer for audio driver */
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bus_dma_segment_t segs[1];
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int nsegs;
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size_t size;
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struct cs428x_dma *next;
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};
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#define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
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#define KERNADDR(p) ((void *)((p)->addr)) /* buffer for real dma */
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#define BUFADDR(p) ((void *)((p)->dum)) /* buffer for audio driver */
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/*
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* Software state
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*/
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struct cs428x_softc {
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struct device sc_dev;
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pci_intr_handle_t * sc_ih;
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/* I/O (BA0) */
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bus_space_tag_t ba0t;
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bus_space_handle_t ba0h;
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/* BA1 */
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bus_space_tag_t ba1t;
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bus_space_handle_t ba1h;
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/* DMA */
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bus_dma_tag_t sc_dmatag;
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struct cs428x_dma *sc_dmas;
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size_t dma_size;
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size_t dma_align;
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int hw_blocksize;
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int type;
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/* playback */
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void (*sc_pintr)(void *); /* dma completion intr handler */
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void *sc_parg; /* arg for sc_intr() */
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char *sc_ps, *sc_pe, *sc_pn;
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int sc_pcount;
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int sc_pi;
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struct cs428x_dma *sc_pdma;
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char *sc_pbuf;
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int (*halt_output)__P((void *));
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#ifdef DIAGNOSTIC
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char sc_prun;
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#endif
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/* capturing */
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void (*sc_rintr)(void *); /* dma completion intr handler */
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void *sc_rarg; /* arg for sc_intr() */
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char *sc_rs, *sc_re, *sc_rn;
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int sc_rcount;
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int sc_ri;
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struct cs428x_dma *sc_rdma;
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char *sc_rbuf;
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int sc_rparam; /* record format */
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int (*halt_input)__P((void *));
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#ifdef DIAGNOSTIC
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char sc_rrun;
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#endif
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/* Although cs4281 does not support midi (yet),
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* don't remove these definition.
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*/
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void (*sc_iintr)(void *, int); /* midi input ready handler */
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void (*sc_ointr)(void *); /* midi output ready handler */
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void *sc_arg;
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/*
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* XXX
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* Actually thease 2 variables are needed only for CS4280.
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*/
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u_int32_t pctl;
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u_int32_t cctl;
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/* AC97 CODEC */
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struct ac97_codec_if *codec_if;
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struct ac97_host_if host_if;
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/* Power Management */
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char sc_suspend;
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void *sc_powerhook; /* Power Hook */
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};
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int cs428x_open(void *, int);
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void cs428x_close(void *);
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int cs428x_round_blocksize(void *, int);
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int cs428x_get_props(void *);
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int cs428x_attach_codec(void *, struct ac97_codec_if *);
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int cs428x_read_codec(void *, u_int8_t, u_int16_t *);
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int cs428x_write_codec(void *, u_int8_t, u_int16_t);
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int cs428x_mixer_set_port(void *, mixer_ctrl_t *);
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int cs428x_mixer_get_port(void *, mixer_ctrl_t *);
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int cs428x_query_devinfo(void *, mixer_devinfo_t *);
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void *cs428x_malloc(void *, int, size_t, int, int);
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size_t cs428x_round_buffersize(void *, int, size_t);
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void cs428x_free(void *, void *, int);
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paddr_t cs428x_mappage(void *, void *, off_t, int);
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/* internal functions */
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int cs428x_allocmem(struct cs428x_softc *, size_t, int, int, struct cs428x_dma *);
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int cs428x_src_wait(struct cs428x_softc *);
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/* DEBUG */
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/* #define CS4280_DEBUG */
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/* #define CS4281_DEBUG */
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#if defined(CS4280_DEBUG) || defined(CS4281_DEBUG)
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#define DPRINTF(x) if (cs428x_debug) printf x
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#define DPRINTFN(n,x) if (cs428x_debug>(n)) printf x
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extern int cs428x_debug;
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#if CS4280_DEBUG + 0 == 0
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#undef CS4280_DEBUG
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#define CS4280_DEBUG 0
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#endif
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#else
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#define DPRINTF(x)
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#define DPRINTFN(n,x)
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#endif
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#endif /* _CS428X_H_ */
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