1 1.16 khorben /* $NetBSD: emuxkivar.h,v 1.16 2022/09/07 03:34:43 khorben Exp $ */ 2 1.1 jdolecek 3 1.1 jdolecek /*- 4 1.15 khorben * Copyright (c) 2001, 2007 The NetBSD Foundation, Inc. 5 1.1 jdolecek * All rights reserved. 6 1.1 jdolecek * 7 1.1 jdolecek * This code is derived from software contributed to The NetBSD Foundation 8 1.15 khorben * by Yannick Montulet, and by Andrew Doran. 9 1.1 jdolecek * 10 1.1 jdolecek * Redistribution and use in source and binary forms, with or without 11 1.1 jdolecek * modification, are permitted provided that the following conditions 12 1.1 jdolecek * are met: 13 1.1 jdolecek * 1. Redistributions of source code must retain the above copyright 14 1.1 jdolecek * notice, this list of conditions and the following disclaimer. 15 1.1 jdolecek * 2. Redistributions in binary form must reproduce the above copyright 16 1.1 jdolecek * notice, this list of conditions and the following disclaimer in the 17 1.1 jdolecek * documentation and/or other materials provided with the distribution. 18 1.1 jdolecek * 19 1.1 jdolecek * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.1 jdolecek * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.1 jdolecek * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.1 jdolecek * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.1 jdolecek * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.1 jdolecek * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.1 jdolecek * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.1 jdolecek * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.1 jdolecek * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.1 jdolecek * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.1 jdolecek * POSSIBILITY OF SUCH DAMAGE. 30 1.1 jdolecek */ 31 1.1 jdolecek 32 1.15 khorben #ifndef _DEV_PCI_EMUXKIVAR_H_ 33 1.15 khorben #define _DEV_PCI_EMUXKIVAR_H_ 34 1.1 jdolecek 35 1.16 khorben #include <sys/types.h> 36 1.15 khorben #include <sys/device.h> 37 1.15 khorben #include <sys/audioio.h> 38 1.15 khorben #include <sys/mutex.h> 39 1.1 jdolecek 40 1.15 khorben #include <sys/bus.h> 41 1.15 khorben 42 1.15 khorben #include <dev/audio/audio_if.h> 43 1.1 jdolecek 44 1.15 khorben #include <dev/ic/ac97reg.h> 45 1.15 khorben #include <dev/ic/ac97var.h> 46 1.1 jdolecek 47 1.15 khorben #include <dev/pci/pcidevs.h> 48 1.15 khorben #include <dev/pci/pcireg.h> 49 1.15 khorben #include <dev/pci/pcivar.h> 50 1.1 jdolecek 51 1.15 khorben #define EMU_PTESIZE (4096) 52 1.15 khorben #define EMU_MINPTE (3) 53 1.1 jdolecek /* 54 1.15 khorben * Hardware limit of PTE is 4096 entry but it's too big for single voice. 55 1.15 khorben * Reasonable candidate is: 56 1.15 khorben * 48kHz * 2ch * 2byte * 1sec * 3buf/EMU_PTESIZE = 141 57 1.15 khorben * and then round it up to 2^n. 58 1.1 jdolecek */ 59 1.15 khorben #define EMU_MAXPTE (256) 60 1.15 khorben #define EMU_NUMCHAN (64) 61 1.1 jdolecek 62 1.1 jdolecek /* 63 1.15 khorben * Internal recording DMA buffer 64 1.1 jdolecek */ 65 1.15 khorben /* Recommend the same size as EMU_PTESIZE to be symmetrical for play/rec */ 66 1.15 khorben #define EMU_REC_DMABLKSIZE (4096) 67 1.15 khorben /* must be EMU_REC_DMABLKSIZE * 2 */ 68 1.15 khorben #define EMU_REC_DMASIZE (8192) 69 1.15 khorben /* must be EMU_RECBS_BUFSIZE_(EMU_REC_DMASIZE) */ 70 1.15 khorben #define EMU_REC_BUFSIZE_RECBS EMU_RECBS_BUFSIZE_8192 71 1.1 jdolecek 72 1.1 jdolecek /* 73 1.15 khorben * DMA memory management 74 1.1 jdolecek */ 75 1.1 jdolecek 76 1.15 khorben #define EMU_DMA_ALIGN (4096) 77 1.15 khorben #define EMU_DMA_NSEGS (1) 78 1.1 jdolecek 79 1.15 khorben struct dmamem { 80 1.15 khorben bus_dma_tag_t dmat; 81 1.15 khorben bus_size_t size; 82 1.15 khorben bus_size_t align; 83 1.15 khorben bus_size_t bound; 84 1.15 khorben bus_dma_segment_t *segs; 85 1.15 khorben int nsegs; 86 1.15 khorben int rsegs; 87 1.15 khorben void * kaddr; 88 1.15 khorben bus_dmamap_t map; 89 1.1 jdolecek }; 90 1.1 jdolecek 91 1.15 khorben #define KERNADDR(ptr) ((void *)((ptr)->kaddr)) 92 1.1 jdolecek /* 93 1.15 khorben * (ptr)->segs[] is CPU's PA translated by CPU's MMU. 94 1.15 khorben * (ptr)->map->dm_segs[] is PCI device's PA translated by PCI's MMU. 95 1.1 jdolecek */ 96 1.15 khorben #define DMASEGADDR(ptr, segno) ((ptr)->map->dm_segs[segno].ds_addr) 97 1.15 khorben #define DMAADDR(ptr) DMASEGADDR(ptr, 0) 98 1.15 khorben #define DMASIZE(ptr) ((ptr)->size) 99 1.1 jdolecek 100 1.1 jdolecek struct emuxki_softc { 101 1.15 khorben device_t sc_dev; 102 1.15 khorben device_t sc_audev; 103 1.8 kent enum { 104 1.15 khorben EMUXKI_SBLIVE = 0x00, 105 1.15 khorben EMUXKI_AUDIGY = 0x01, 106 1.15 khorben EMUXKI_AUDIGY2 = 0x02, 107 1.16 khorben EMUXKI_AUDIGY2_CA0108 = 0x04, 108 1.15 khorben EMUXKI_LIVE_5_1 = 0x08, 109 1.15 khorben EMUXKI_APS = 0x10 110 1.8 kent } sc_type; 111 1.15 khorben audio_device_t sc_audv; /* for GETDEV */ 112 1.1 jdolecek 113 1.1 jdolecek /* Autoconfig parameters */ 114 1.8 kent bus_space_tag_t sc_iot; 115 1.1 jdolecek bus_space_handle_t sc_ioh; 116 1.1 jdolecek bus_addr_t sc_iob; 117 1.1 jdolecek bus_size_t sc_ios; 118 1.1 jdolecek pci_chipset_tag_t sc_pc; /* PCI tag */ 119 1.1 jdolecek bus_dma_tag_t sc_dmat; 120 1.1 jdolecek void *sc_ih; /* interrupt handler */ 121 1.13 jmcneill kmutex_t sc_intr_lock; 122 1.13 jmcneill kmutex_t sc_lock; 123 1.13 jmcneill kmutex_t sc_index_lock; 124 1.1 jdolecek 125 1.15 khorben /* register parameters */ 126 1.15 khorben struct dmamem *ptb; /* page table */ 127 1.1 jdolecek 128 1.15 khorben struct dmamem *pmem; /* play memory */ 129 1.15 khorben void (*pintr)(void *); 130 1.15 khorben void *pintrarg; 131 1.15 khorben audio_params_t play; 132 1.15 khorben uint32_t pframesize; 133 1.15 khorben uint32_t pblksize; 134 1.15 khorben uint32_t plength; 135 1.15 khorben uint32_t poffset; 136 1.15 khorben 137 1.15 khorben struct dmamem *rmem; /* rec internal memory */ 138 1.15 khorben void (*rintr)(void *); 139 1.15 khorben void *rintrarg; 140 1.15 khorben audio_params_t rec; 141 1.15 khorben void *rptr; /* rec MI ptr */ 142 1.15 khorben int rcurrent; /* rec software trans count */ 143 1.15 khorben int rframesize; 144 1.15 khorben int rblksize; 145 1.15 khorben int rlength; 146 1.15 khorben int roffset; 147 1.1 jdolecek 148 1.15 khorben /* others */ 149 1.1 jdolecek 150 1.1 jdolecek struct ac97_host_if hostif; 151 1.1 jdolecek struct ac97_codec_if *codecif; 152 1.1 jdolecek }; 153 1.1 jdolecek 154 1.15 khorben #endif /* _DEV_PCI_EMUXKIVAR_H_ */ 155
Indexes created Sat Sep 20 22:09:52 GMT 2025