/* $OpenBSD: emuxkivar.h,v 1.2 2001/10/24 15:09:28 brad Exp $ */ /* $NetBSD: emuxkivar.h,v 1.1 2001/10/17 18:39:41 jdolecek Exp $ */ /*- * Copyright (c) 2001 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Yannick Montulet. * * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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_EMU10K1VAR_H_ #define _DEV_PCI_EMU10K1VAR_H_ #define EMU_PCI_CBIO 0x10 /* * dma memory managment */ struct dmamem { bus_dma_tag_t dmat; bus_size_t size; bus_size_t align; bus_size_t bound; bus_dma_segment_t *segs; int nsegs; int rsegs; caddr_t kaddr; bus_dmamap_t map; }; #define KERNADDR(ptr) ((void *)((ptr)->kaddr)) #define DMASEGADDR(ptr, segno) ((ptr)->segs[segno].ds_addr) #define DMAADDR(ptr) DMASEGADDR(ptr, 0) #define DMASIZE(ptr) ((ptr)->size) /* * Emu10k1 hardware limits */ #define EMU_PTESIZE 4096 #define EMU_MAXPTE ((EMU_CHAN_PSST_LOOPSTARTADDR_MASK + 1) / \ EMU_PTESIZE) #define EMU_NUMCHAN 64 #define EMU_NUMRECSRCS 3 #define EMU_DMA_ALIGN 4096 #define EMU_DMAMEM_NSEG 1 /* * Emu10k1 memory managment */ struct emuxki_mem { LIST_ENTRY(emuxki_mem) next; struct dmamem *dmamem; u_int16_t ptbidx; #define EMU_RMEM 0xFFFF /* recording memory */ }; /* * Emu10k1 play channel params */ struct emuxki_chanparms_fxsend { struct { u_int8_t level, dest; } a, b, c, d; }; struct emuxki_chanparms_pitch { u_int16_t intial; /* 4 bits of octave, 12 bits of fractional * octave */ u_int16_t current;/* 0x4000 == unity pitch shift */ u_int16_t target; /* 0x4000 == unity pitch shift */ u_int8_t envelope_amount; /* Signed 2's complement, +/- * one octave peak extremes */ }; struct emuxki_chanparms_envelope { u_int16_t current_state; /* 0x8000-n == 666*n usec delay */ u_int8_t hold_time; /* 127-n == n*(volume ? 88.2 : * 42)msec */ u_int8_t attack_time; /* 0 = infinite, 1 = (volume ? 11 : * 10.9) msec, 0x7f = 5.5msec */ u_int8_t sustain_level; /* 127 = full, 0 = off, 0.75dB * increments */ u_int8_t decay_time; /* 0 = 43.7msec, 1 = 21.8msec, 0x7f = * 22msec */ }; struct emuxki_chanparms_volume { u_int16_t current, target; struct emuxki_chanparms_envelope envelope; }; struct emuxki_chanparms_filter { u_int16_t initial_cutoff_frequency; /* * 6 most significant bits are semitones, 2 least significant bits * are fractions */ u_int16_t current_cutoff_frequency; u_int16_t target_cutoff_frequency; u_int8_t lowpass_resonance_height; u_int8_t interpolation_ROM; /* 1 = full band, 7 = low * pass */ u_int8_t envelope_amount; /* Signed 2's complement, +/- * six octaves peak extremes */ u_int8_t LFO_modulation_depth; /* Signed 2's complement, +/- * three octave extremes */ }; struct emuxki_chanparms_loop { u_int32_t start; /* index in the PTB (in samples) */ u_int32_t end; /* index in the PTB (in samples) */ }; struct emuxki_chanparms_modulation { struct emuxki_chanparms_envelope envelope; u_int16_t LFO_state; /* 0x8000-n = 666*n usec delay */ }; struct emuxki_chanparms_vibrato_LFO { u_int16_t state; /* 0x8000-n == 666*n usec delay */ u_int8_t modulation_depth; /* Signed 2's complement, +/- * one octave extremes */ u_int8_t vibrato_depth; /* Signed 2's complement, +/- one * octave extremes */ u_int8_t frequency; /* 0.039Hz steps, maximum of 9.85 Hz */ }; struct emuxki_channel { u_int8_t num; /* voice number */ struct emuxki_voice *voice; struct emuxki_chanparms_fxsend fxsend; struct emuxki_chanparms_pitch pitch; u_int16_t initial_attenuation; /* 0.375dB steps */ struct emuxki_chanparms_volume volume; struct emuxki_chanparms_filter filter; struct emuxki_chanparms_loop loop; struct emuxki_chanparms_modulation modulation; struct emuxki_chanparms_vibrato_LFO vibrato_LFO; u_int8_t tremolo_depth; }; /* * Voices, streams */ typedef enum { EMU_RECSRC_MIC = 0, EMU_RECSRC_ADC, EMU_RECSRC_FX, EMU_RECSRC_NOTSET } emuxki_recsrc_t; struct emuxki_voice { struct emuxki_softc *sc; /* our softc */ u_int8_t use; #define EMU_VOICE_USE_PLAY (1 << 0) u_int8_t state; #define EMU_VOICE_STATE_STARTED (1 << 0) u_int8_t stereo; #define EMU_VOICE_STEREO_NOTSET 0xFF u_int8_t b16; u_int32_t sample_rate; union { struct emuxki_channel *chan[2]; emuxki_recsrc_t source; } dataloc; struct emuxki_mem *buffer; u_int16_t blksize;/* in samples */ u_int16_t trigblk;/* blk on which to trigger inth */ u_int16_t blkmod; /* Modulo value to wrap trigblk */ u_int16_t timerate; void (*inth) (void *); void *inthparam; LIST_ENTRY(emuxki_voice) next; }; #if 0 /* Not yet */ /* * I intend this to be able to manage things like AC-3 */ struct emuxki_stream { struct emu10k1 *emu; u_int8_t nmono; u_int8_t nstereo; struct emuxki_voice *mono; struct emuxki_voice *stereo; LIST_ENTRY(emuxki_stream) next; }; #endif /* Not yet */ struct emuxki_softc { struct device sc_dev; /* Autoconfig parameters */ bus_space_tag_t sc_iot; bus_space_handle_t sc_ioh; bus_addr_t sc_iob; bus_size_t sc_ios; pci_chipset_tag_t sc_pc; /* PCI tag */ bus_dma_tag_t sc_dmat; void *sc_ih; /* interrupt handler */ /* EMU10k1 device structures */ LIST_HEAD(, emuxki_mem) mem; struct dmamem *ptb; struct dmamem *silentpage; struct emuxki_channel *channel[EMU_NUMCHAN]; struct emuxki_voice *recsrc[EMU_NUMRECSRCS]; LIST_HEAD(, emuxki_voice) voices; /* LIST_HEAD(, emuxki_stream) streams; */ u_int8_t timerstate; #define EMU_TIMER_STATE_ENABLED 1 struct ac97_host_if hostif; struct ac97_codec_if *codecif; struct device *sc_audev; struct emuxki_voice *pvoice, *rvoice; }; #endif /* !_DEV_PCI_EMU10K1VAR_H_ */