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/* $OpenBSD: harmonyvar.h,v 1.7 2003/06/02 19:54:29 jason Exp $ */
/*
* Copyright (c) 2003 Jason L. Wright (jason@thought.net)
* 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.
*/
#define HARMONY_PORT_INPUT_LVL 0
#define HARMONY_PORT_INPUT_OV 1
#define HARMONY_PORT_OUTPUT_LVL 2
#define HARMONY_PORT_OUTPUT_GAIN 3
#define HARMONY_PORT_MONITOR_LVL 4
#define HARMONY_PORT_RECORD_SOURCE 5
#define HARMONY_PORT_OUTPUT_SOURCE 6
#define HARMONY_PORT_INPUT_CLASS 7
#define HARMONY_PORT_OUTPUT_CLASS 8
#define HARMONY_PORT_MONITOR_CLASS 9
#define HARMONY_PORT_RECORD_CLASS 10
#define HARMONY_IN_MIC 0
#define HARMONY_IN_LINE 1
#define HARMONY_OUT_LINE 0
#define HARMONY_OUT_SPEAKER 1
#define HARMONY_OUT_HEADPHONE 2
#define PLAYBACK_EMPTYS 3 /* playback empty buffers */
#define CAPTURE_EMPTYS 3 /* capture empty buffers */
struct harmony_volume {
u_char left, right;
};
struct harmony_empty {
u_int8_t playback[PLAYBACK_EMPTYS][HARMONY_BUFSIZE];
u_int8_t capture[CAPTURE_EMPTYS][HARMONY_BUFSIZE];
};
struct harmony_dma {
struct harmony_dma *d_next;
bus_dmamap_t d_map;
bus_dma_segment_t d_seg;
caddr_t d_kva;
size_t d_size;
};
struct harmony_channel {
struct harmony_dma *c_current;
bus_size_t c_segsz;
bus_size_t c_cnt;
bus_size_t c_blksz;
bus_addr_t c_lastaddr;
void (*c_intr)(void *);
void *c_intrarg;
bus_addr_t c_theaddr;
};
struct harmony_softc {
struct device sc_dv;
struct audio_device sc_audev;
bus_dma_tag_t sc_dmat;
bus_space_tag_t sc_bt;
bus_space_handle_t sc_bh;
int sc_open;
u_int32_t sc_cntlbits;
int sc_need_commit;
int sc_playback_empty;
bus_addr_t sc_playback_paddrs[PLAYBACK_EMPTYS];
int sc_capture_empty;
bus_addr_t sc_capture_paddrs[CAPTURE_EMPTYS];
bus_dmamap_t sc_empty_map;
bus_dma_segment_t sc_empty_seg;
int sc_empty_rseg;
struct harmony_empty *sc_empty_kva;
struct harmony_dma *sc_dmas;
int sc_playing, sc_capturing;
struct harmony_channel sc_playback, sc_capture;
struct harmony_volume sc_monitor_lvl, sc_input_lvl, sc_output_lvl;
int sc_in_port, sc_out_port, sc_hasulinear8;
int sc_micpreamp, sc_ov, sc_outputgain;
int sc_teleshare;
};
#define READ_REG(sc, reg) \
bus_space_read_4((sc)->sc_bt, (sc)->sc_bh, (reg))
#define WRITE_REG(sc, reg, val) \
bus_space_write_4((sc)->sc_bt, (sc)->sc_bh, (reg), (val))
#define SYNC_REG(sc, reg, flags) \
bus_space_barrier((sc)->sc_bt, (sc)->sc_bh, (reg), sizeof(u_int32_t), \
(flags))
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