diff options
Diffstat (limited to 'sys/dev/pci/ydsvar.h')
| -rw-r--r-- | sys/dev/pci/ydsvar.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/sys/dev/pci/ydsvar.h b/sys/dev/pci/ydsvar.h new file mode 100644 index 00000000000..a898ac5f1e4 --- /dev/null +++ b/sys/dev/pci/ydsvar.h @@ -0,0 +1,115 @@ +/* $NetBSD$ */ + +/* + * Copyright (c) 2000, 2001 Kazuki Sakamoto and Minoura Makoto. + * 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_YDSVAR_H_ +#define _DEV_PCI_YDSVAR_H_ + +#define N_PLAY_SLOTS 2 /* We use only 2 (R and L) */ +#define N_PLAY_SLOT_CTRL 2 +#define WORK_SIZE 0x0400 + +/* + * softc + */ +struct yds_dma { + bus_dmamap_t map; + caddr_t addr; /* VA */ + bus_dma_segment_t segs[1]; + int nsegs; + size_t size; + struct yds_dma *next; +}; + +struct yds_codec_softc { + struct device sc_dev; /* base device */ + struct yds_softc *sc; + int id; + int status_data; + int status_addr; + struct ac97_host_if host_if; + struct ac97_codec_if *codec_if; +}; + +struct yds_softc { + struct device sc_dev; /* base device */ + pci_chipset_tag_t sc_pc; + pcitag_t sc_pcitag; + pcireg_t sc_id; + void *sc_ih; /* interrupt vectoring */ + bus_space_tag_t memt; + bus_space_handle_t memh; + bus_dma_tag_t sc_dmatag; /* DMA tag */ + u_int sc_flags; + + struct yds_codec_softc sc_codec[2]; /* Primary/Secondary AC97 */ + + struct yds_dma *sc_dmas; /* List of DMA handles */ + + /* + * Play/record status + */ + struct { + 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 yds_dma *dma; /* DMA handle for ring buf */ + } sc_play, sc_rec; + + /* + * DSP control data + * + * Work space, play control data table, play slot control data, + * rec slot control data and effect slot control data are + * stored in a single memory segment in this order. + */ + struct yds_dma sc_ctrldata; + /* KVA and offset in buffer of play ctrl data tbl */ + u_int32_t *ptbl; + off_t ptbloff; + /* KVA and offset in buffer of rec slot ctrl data */ + struct rec_slot_ctrl_bank *rbank; + off_t rbankoff; + /* Array of KVA pointers and offset of play slot control data */ + struct play_slot_ctrl_bank *pbankp[N_PLAY_SLOT_CTRL_BANK + *N_PLAY_SLOTS]; + off_t pbankoff; + + /* + * Legacy support + */ + bus_space_tag_t sc_legacy_iot; + bus_space_handle_t sc_opl_ioh; + struct device *sc_mpu; + bus_space_handle_t sc_mpu_ioh; +}; +#define sc_opl_iot sc_legacy_iot +#define sc_mpu_iot sc_legacy_iot + +#endif /* _DEV_PCI_YDSVAR_H_ */ |