pciide.c revision 1.3.2.2
1 1.3.2.2 bouyer /* $NetBSD: pciide.c,v 1.3.2.2 2011/03/06 15:07:56 bouyer Exp $ */ 2 1.3.2.2 bouyer 3 1.3.2.2 bouyer /*- 4 1.3.2.2 bouyer * Copyright (c) 2008 The NetBSD Foundation, Inc. 5 1.3.2.2 bouyer * All rights reserved. 6 1.3.2.2 bouyer * 7 1.3.2.2 bouyer * This code is derived from software contributed to The NetBSD Foundation 8 1.3.2.2 bouyer * by Tohru Nishimura. 9 1.3.2.2 bouyer * 10 1.3.2.2 bouyer * Redistribution and use in source and binary forms, with or without 11 1.3.2.2 bouyer * modification, are permitted provided that the following conditions 12 1.3.2.2 bouyer * are met: 13 1.3.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 14 1.3.2.2 bouyer * notice, this list of conditions and the following disclaimer. 15 1.3.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 16 1.3.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 17 1.3.2.2 bouyer * documentation and/or other materials provided with the distribution. 18 1.3.2.2 bouyer * 19 1.3.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.3.2.2 bouyer * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.3.2.2 bouyer * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.3.2.2 bouyer * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.3.2.2 bouyer * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.3.2.2 bouyer * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.3.2.2 bouyer * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.3.2.2 bouyer * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.3.2.2 bouyer * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.3.2.2 bouyer * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.3.2.2 bouyer * POSSIBILITY OF SUCH DAMAGE. 30 1.3.2.2 bouyer */ 31 1.3.2.2 bouyer 32 1.3.2.2 bouyer #include <sys/param.h> 33 1.3.2.2 bouyer 34 1.3.2.2 bouyer #include <lib/libsa/stand.h> 35 1.3.2.2 bouyer 36 1.3.2.2 bouyer #include "globals.h" 37 1.3.2.2 bouyer 38 1.3.2.2 bouyer static uint32_t pciiobase = PCI_XIOBASE; 39 1.3.2.2 bouyer 40 1.3.2.2 bouyer struct myops { 41 1.3.2.2 bouyer int (*chipfix)(struct dkdev_ata *); 42 1.3.2.2 bouyer int (*presense)(struct dkdev_ata *, int); 43 1.3.2.2 bouyer }; 44 1.3.2.2 bouyer static int cmdidefix(struct dkdev_ata *); 45 1.3.2.2 bouyer static struct myops cmdideops = { cmdidefix, NULL }; 46 1.3.2.2 bouyer static struct myops *myops; 47 1.3.2.2 bouyer 48 1.3.2.2 bouyer int pciide_match(unsigned, void *); 49 1.3.2.2 bouyer void *pciide_init(unsigned, void *); 50 1.3.2.2 bouyer 51 1.3.2.2 bouyer int 52 1.3.2.2 bouyer pciide_match(unsigned tag, void *data) 53 1.3.2.2 bouyer { 54 1.3.2.2 bouyer unsigned v; 55 1.3.2.2 bouyer 56 1.3.2.2 bouyer v = pcicfgread(tag, PCI_ID_REG); 57 1.3.2.2 bouyer switch (v) { 58 1.3.2.2 bouyer case PCI_DEVICE(0x1095, 0x0680): /* SiI 0680 IDE */ 59 1.3.2.2 bouyer myops = &cmdideops; 60 1.3.2.2 bouyer return 1; 61 1.3.2.2 bouyer case PCI_DEVICE(0x1283, 0x8211): /* ITE 8211 IDE */ 62 1.3.2.2 bouyer case PCI_DEVICE(0x1106, 0x1571): /* VIA 82C586 IDE */ 63 1.3.2.2 bouyer case PCI_DEVICE(0x10ad, 0x0105): /* Symphony Labs 82C105 IDE */ 64 1.3.2.2 bouyer case PCI_DEVICE(0x10b8, 0x5229): /* ALi IDE */ 65 1.3.2.2 bouyer case PCI_DEVICE(0x1191, 0x0008): /* ACARD ATP865 */ 66 1.3.2.2 bouyer return 1; 67 1.3.2.2 bouyer } 68 1.3.2.2 bouyer return 0; 69 1.3.2.2 bouyer } 70 1.3.2.2 bouyer 71 1.3.2.2 bouyer void * 72 1.3.2.2 bouyer pciide_init(unsigned tag, void *data) 73 1.3.2.2 bouyer { 74 1.3.2.2 bouyer int native, n; 75 1.3.2.2 bouyer unsigned val; 76 1.3.2.2 bouyer struct dkdev_ata *l; 77 1.3.2.2 bouyer 78 1.3.2.2 bouyer l = alloc(sizeof(struct dkdev_ata)); 79 1.3.2.2 bouyer memset(l, 0, sizeof(struct dkdev_ata)); 80 1.3.2.2 bouyer l->iobuf = allocaligned(512, 16); 81 1.3.2.2 bouyer l->tag = tag; 82 1.3.2.2 bouyer 83 1.3.2.2 bouyer val = pcicfgread(tag, PCI_CLASS_REG); 84 1.3.2.2 bouyer native = val & 03; 85 1.3.2.2 bouyer if (native) { 86 1.3.2.2 bouyer /* native, use BAR 01234 */ 87 1.3.2.2 bouyer l->bar[0] = pciiobase + (pcicfgread(tag, 0x10) &~ 01); 88 1.3.2.2 bouyer l->bar[1] = pciiobase + (pcicfgread(tag, 0x14) &~ 01); 89 1.3.2.2 bouyer l->bar[2] = pciiobase + (pcicfgread(tag, 0x18) &~ 01); 90 1.3.2.2 bouyer l->bar[3] = pciiobase + (pcicfgread(tag, 0x1c) &~ 01); 91 1.3.2.2 bouyer l->bar[4] = pciiobase + (pcicfgread(tag, 0x20) &~ 01); 92 1.3.2.2 bouyer l->chan[0].cmd = l->bar[0]; 93 1.3.2.2 bouyer l->chan[0].ctl = l->chan[0].alt = l->bar[1] | 02; 94 1.3.2.2 bouyer l->chan[0].dma = l->bar[4] + 0x0; 95 1.3.2.2 bouyer l->chan[1].cmd = l->bar[2]; 96 1.3.2.2 bouyer l->chan[1].ctl = l->chan[1].alt = l->bar[3] | 02; 97 1.3.2.2 bouyer l->chan[1].dma = l->bar[4] + 0x8; 98 1.3.2.2 bouyer } 99 1.3.2.2 bouyer else { 100 1.3.2.2 bouyer /* legacy */ 101 1.3.2.2 bouyer l->bar[0]= pciiobase + 0x1f0; 102 1.3.2.2 bouyer l->bar[1]= pciiobase + 0x3f4; 103 1.3.2.2 bouyer l->bar[2]= pciiobase + 0x170; 104 1.3.2.2 bouyer l->bar[3]= pciiobase + 0x374; 105 1.3.2.2 bouyer l->chan[0].cmd = l->bar[0]; 106 1.3.2.2 bouyer l->chan[0].ctl = l->chan[0].alt = l->bar[1] | 02; 107 1.3.2.2 bouyer l->chan[0].dma = 0; 108 1.3.2.2 bouyer l->chan[1].cmd = l->bar[2]; 109 1.3.2.2 bouyer l->chan[1].ctl = l->chan[1].alt = l->bar[3] | 02; 110 1.3.2.2 bouyer l->chan[1].dma = 0; 111 1.3.2.2 bouyer } 112 1.3.2.2 bouyer 113 1.3.2.2 bouyer for (n = 0; n < 2; n++) { 114 1.3.2.2 bouyer if (myops->presense && (*myops->presense)(l, n) == 0) 115 1.3.2.2 bouyer l->presense[n] = 0; /* found not exist */ 116 1.3.2.2 bouyer else { 117 1.3.2.2 bouyer /* check to see whether soft reset works */ 118 1.3.2.2 bouyer l->presense[n] = perform_atareset(l, n); 119 1.3.2.2 bouyer } 120 1.3.2.2 bouyer if (l->presense[n]) 121 1.3.2.2 bouyer printf("channel %d present\n", n); 122 1.3.2.2 bouyer } 123 1.3.2.2 bouyer 124 1.3.2.2 bouyer /* make sure to have PIO0 */ 125 1.3.2.2 bouyer if (myops->chipfix) 126 1.3.2.2 bouyer (*myops->chipfix)(l); 127 1.3.2.2 bouyer 128 1.3.2.2 bouyer return l; 129 1.3.2.2 bouyer } 130 1.3.2.2 bouyer 131 1.3.2.2 bouyer static int 132 1.3.2.2 bouyer cmdidefix(struct dkdev_ata *l) 133 1.3.2.2 bouyer { 134 1.3.2.2 bouyer int v; 135 1.3.2.2 bouyer 136 1.3.2.2 bouyer v = pcicfgread(l->tag, 0x80); 137 1.3.2.2 bouyer pcicfgwrite(l->tag, 0x80, (v & ~0xff) | 0x01); 138 1.3.2.2 bouyer v = pcicfgread(l->tag, 0x84); 139 1.3.2.2 bouyer pcicfgwrite(l->tag, 0x84, (v & ~0xff) | 0x01); 140 1.3.2.2 bouyer v = pcicfgread(l->tag, 0xa4); 141 1.3.2.2 bouyer pcicfgwrite(l->tag, 0xa4, (v & ~0xffff) | 0x328a); 142 1.3.2.2 bouyer v = pcicfgread(l->tag, 0xb4); 143 1.3.2.2 bouyer pcicfgwrite(l->tag, 0xb4, (v & ~0xffff) | 0x328a); 144 1.3.2.2 bouyer 145 1.3.2.2 bouyer return 1; 146 1.3.2.2 bouyer } 147
Indexes created Thu Oct 23 22:10:10 GMT 2025