NetBSD/sys/dev/pci/autrivar.h
2012-03-17 20:29:59 +00:00

105 lines
2.9 KiB
C

/* $NetBSD: autrivar.h,v 1.6 2012/03/17 20:29:59 martin Exp $ */
/*
* Copyright (c) 2001 SOMEYA Yoshihiko and KUROSAWA Takahiro.
* 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 ``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 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, WHETHER IN 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.
*/
#ifndef _DEV_PCI_AUTRIVAR_H_
#define _DEV_PCI_AUTRIVAR_H_
/*
* softc
*/
struct autri_dma {
bus_dmamap_t map;
void * addr; /* VA */
bus_dma_segment_t segs[1];
int nsegs;
size_t size;
struct autri_dma *next;
};
struct autri_codec_softc {
struct autri_softc *sc;
int id;
int status_data;
int status_addr;
struct ac97_host_if host_if;
struct ac97_codec_if *codec_if;
};
struct autri_chstatus {
void (*intr)(void *); /* rint/pint */
void *intr_arg; /* arg for intr */
u_int offset; /* filled up to here */
u_int blksize;
u_int factor; /* byte per sample */
u_int length; /* ring buffer length */
struct autri_dma *dma; /* DMA handle for ring buf */
int ch;
int ch_intr;
#if 0
u_int csoint;
u_int count;
#endif
};
struct autri_softc {
device_t sc_dev;
kmutex_t sc_lock;
kmutex_t sc_intr_lock;
pci_chipset_tag_t sc_pc;
pcitag_t sc_pt;
pcireg_t sc_devid;
void *sc_ih; /* interrupt vectoring */
bus_space_tag_t memt;
bus_space_handle_t memh;
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_dma_tag_t sc_dmatag; /* DMA tag */
u_int sc_flags;
struct autri_codec_softc sc_codec;
struct autri_dma *sc_dmas; /* List of DMA handles */
u_int32_t sc_class;
int sc_revision;
/*
* Play/record status
*/
struct autri_chstatus sc_play, sc_rec;
#if NMIDI > 0
void (*sc_iintr)(void *, int); /* midi input ready handler */
void (*sc_ointr)(void *); /* midi output ready handler */
void *sc_arg;
#endif
};
#endif /* _DEV_PCI_AUTRIVAR_H_ */