1 /*- 2 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include <sys/param.h> 31 #include <sys/module.h> 32 #include <sys/systm.h> 33 #include <sys/kernel.h> 34 #include <sys/ata.h> 35 #include <sys/bus.h> 36 #include <sys/endian.h> 37 #include <sys/malloc.h> 38 #include <sys/lock.h> 39 #include <sys/mutex.h> 40 #include <sys/sema.h> 41 #include <sys/taskqueue.h> 42 #include <vm/uma.h> 43 #include <machine/stdarg.h> 44 #include <machine/resource.h> 45 #include <machine/bus.h> 46 #include <sys/rman.h> 47 #include <dev/pci/pcivar.h> 48 #include <dev/pci/pcireg.h> 49 #include <dev/ata/ata-all.h> 50 #include <dev/ata/ata-pci.h> 51 #include <ata_if.h> 52 53 /* local prototypes */ 54 static int ata_sis_chipinit(device_t dev); 55 static int ata_sis_ch_attach(device_t dev); 56 static void ata_sis_reset(device_t dev); 57 static int ata_sis_setmode(device_t dev, int target, int mode); 58 59 /* misc defines */ 60 #define SIS_33 1 61 #define SIS_66 2 62 #define SIS_100NEW 3 63 #define SIS_100OLD 4 64 #define SIS_133NEW 5 65 #define SIS_133OLD 6 66 #define SIS_SATA 7 67 68 /* 69 * Silicon Integrated Systems Corp. (SiS) chipset support functions 70 */ 71 static int 72 ata_sis_probe(device_t dev) 73 { 74 struct ata_pci_controller *ctlr = device_get_softc(dev); 75 const struct ata_chip_id *idx; 76 static const struct ata_chip_id ids[] = 77 {{ ATA_SIS182, 0x00, SIS_SATA, 0, ATA_SA150, "182" }, /* south */ 78 { ATA_SIS181, 0x00, SIS_SATA, 0, ATA_SA150, "181" }, /* south */ 79 { ATA_SIS180, 0x00, SIS_SATA, 0, ATA_SA150, "180" }, /* south */ 80 { ATA_SIS965, 0x00, SIS_133NEW, 0, ATA_UDMA6, "965" }, /* south */ 81 { ATA_SIS964, 0x00, SIS_133NEW, 0, ATA_UDMA6, "964" }, /* south */ 82 { ATA_SIS963, 0x00, SIS_133NEW, 0, ATA_UDMA6, "963" }, /* south */ 83 { ATA_SIS962, 0x00, SIS_133NEW, 0, ATA_UDMA6, "962" }, /* south */ 84 85 { ATA_SIS745, 0x00, SIS_100NEW, 0, ATA_UDMA5, "745" }, /* 1chip */ 86 { ATA_SIS735, 0x00, SIS_100NEW, 0, ATA_UDMA5, "735" }, /* 1chip */ 87 { ATA_SIS733, 0x00, SIS_100NEW, 0, ATA_UDMA5, "733" }, /* 1chip */ 88 { ATA_SIS730, 0x00, SIS_100OLD, 0, ATA_UDMA5, "730" }, /* 1chip */ 89 90 { ATA_SIS635, 0x00, SIS_100NEW, 0, ATA_UDMA5, "635" }, /* 1chip */ 91 { ATA_SIS633, 0x00, SIS_100NEW, 0, ATA_UDMA5, "633" }, /* unknown */ 92 { ATA_SIS630, 0x30, SIS_100OLD, 0, ATA_UDMA5, "630S"}, /* 1chip */ 93 { ATA_SIS630, 0x00, SIS_66, 0, ATA_UDMA4, "630" }, /* 1chip */ 94 { ATA_SIS620, 0x00, SIS_66, 0, ATA_UDMA4, "620" }, /* 1chip */ 95 96 { ATA_SIS550, 0x00, SIS_66, 0, ATA_UDMA5, "550" }, 97 { ATA_SIS540, 0x00, SIS_66, 0, ATA_UDMA4, "540" }, 98 { ATA_SIS530, 0x00, SIS_66, 0, ATA_UDMA4, "530" }, 99 100 { ATA_SIS5513, 0xc2, SIS_33, 1, ATA_UDMA2, "5513" }, 101 { ATA_SIS5513, 0x00, SIS_33, 1, ATA_WDMA2, "5513" }, 102 { 0, 0, 0, 0, 0, 0 }}; 103 static struct ata_chip_id id[] = 104 {{ ATA_SISSOUTH, 0x10, 0, 0, 0, "" }, { 0, 0, 0, 0, 0, 0 }}; 105 char buffer[64]; 106 int found = 0; 107 108 if (pci_get_class(dev) != PCIC_STORAGE) 109 return (ENXIO); 110 111 if (pci_get_vendor(dev) != ATA_SIS_ID) 112 return ENXIO; 113 114 if (!(idx = ata_find_chip(dev, ids, -pci_get_slot(dev)))) 115 return ENXIO; 116 117 if (idx->cfg2) { 118 u_int8_t reg57 = pci_read_config(dev, 0x57, 1); 119 120 pci_write_config(dev, 0x57, (reg57 & 0x7f), 1); 121 if (pci_read_config(dev, PCIR_DEVVENDOR, 4) == ATA_SIS5518) { 122 found = 1; 123 memcpy(&id[0], idx, sizeof(id[0])); 124 id[0].cfg1 = SIS_133NEW; 125 id[0].max_dma = ATA_UDMA6; 126 sprintf(buffer, "SiS 962/963 %s controller", 127 ata_mode2str(idx->max_dma)); 128 } 129 pci_write_config(dev, 0x57, reg57, 1); 130 } 131 if (idx->cfg2 && !found) { 132 u_int8_t reg4a = pci_read_config(dev, 0x4a, 1); 133 134 pci_write_config(dev, 0x4a, (reg4a | 0x10), 1); 135 if (pci_read_config(dev, PCIR_DEVVENDOR, 4) == ATA_SIS5517) { 136 found = 1; 137 if (ata_find_chip(dev, id, pci_get_slot(dev))) { 138 id[0].cfg1 = SIS_133OLD; 139 id[0].max_dma = ATA_UDMA6; 140 } else { 141 id[0].cfg1 = SIS_100NEW; 142 id[0].max_dma = ATA_UDMA5; 143 } 144 sprintf(buffer, "SiS 961 %s controller",ata_mode2str(idx->max_dma)); 145 } 146 pci_write_config(dev, 0x4a, reg4a, 1); 147 } 148 if (!found) 149 sprintf(buffer,"SiS %s %s controller", 150 idx->text, ata_mode2str(idx->max_dma)); 151 else 152 idx = &id[0]; 153 154 device_set_desc_copy(dev, buffer); 155 ctlr->chip = idx; 156 ctlr->chipinit = ata_sis_chipinit; 157 return (BUS_PROBE_DEFAULT); 158 } 159 160 static int 161 ata_sis_chipinit(device_t dev) 162 { 163 struct ata_pci_controller *ctlr = device_get_softc(dev); 164 165 if (ata_setup_interrupt(dev, ata_generic_intr)) 166 return ENXIO; 167 168 switch (ctlr->chip->cfg1) { 169 case SIS_33: 170 break; 171 case SIS_66: 172 case SIS_100OLD: 173 pci_write_config(dev, 0x52, pci_read_config(dev, 0x52, 1) & ~0x04, 1); 174 break; 175 case SIS_100NEW: 176 case SIS_133OLD: 177 pci_write_config(dev, 0x49, pci_read_config(dev, 0x49, 1) & ~0x01, 1); 178 break; 179 case SIS_133NEW: 180 pci_write_config(dev, 0x50, pci_read_config(dev, 0x50, 2) | 0x0008, 2); 181 pci_write_config(dev, 0x52, pci_read_config(dev, 0x52, 2) | 0x0008, 2); 182 break; 183 case SIS_SATA: 184 ctlr->r_type2 = SYS_RES_IOPORT; 185 ctlr->r_rid2 = PCIR_BAR(5); 186 if ((ctlr->r_res2 = bus_alloc_resource_any(dev, ctlr->r_type2, 187 &ctlr->r_rid2, RF_ACTIVE))) { 188 ctlr->ch_attach = ata_sis_ch_attach; 189 ctlr->ch_detach = ata_pci_ch_detach; 190 ctlr->reset = ata_sis_reset; 191 } 192 ctlr->setmode = ata_sata_setmode; 193 ctlr->getrev = ata_sata_getrev; 194 return 0; 195 default: 196 return ENXIO; 197 } 198 ctlr->setmode = ata_sis_setmode; 199 return 0; 200 } 201 202 static int 203 ata_sis_ch_attach(device_t dev) 204 { 205 struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); 206 struct ata_channel *ch = device_get_softc(dev); 207 int offset = ch->unit << ((ctlr->chip->chipid == ATA_SIS182) ? 5 : 6); 208 209 /* setup the usual register normal pci style */ 210 if (ata_pci_ch_attach(dev)) 211 return ENXIO; 212 213 ch->r_io[ATA_SSTATUS].res = ctlr->r_res2; 214 ch->r_io[ATA_SSTATUS].offset = 0x00 + offset; 215 ch->r_io[ATA_SERROR].res = ctlr->r_res2; 216 ch->r_io[ATA_SERROR].offset = 0x04 + offset; 217 ch->r_io[ATA_SCONTROL].res = ctlr->r_res2; 218 ch->r_io[ATA_SCONTROL].offset = 0x08 + offset; 219 ch->flags |= ATA_NO_SLAVE; 220 ch->flags |= ATA_SATA; 221 222 /* XXX SOS PHY hotplug handling missing in SiS chip ?? */ 223 /* XXX SOS unknown how to enable PHY state change interrupt */ 224 return 0; 225 } 226 227 static void 228 ata_sis_reset(device_t dev) 229 { 230 struct ata_channel *ch = device_get_softc(dev); 231 232 if (ata_sata_phy_reset(dev, -1, 1)) 233 ata_generic_reset(dev); 234 else 235 ch->devices = 0; 236 } 237 238 static int 239 ata_sis_setmode(device_t dev, int target, int mode) 240 { 241 device_t parent = device_get_parent(dev); 242 struct ata_pci_controller *ctlr = device_get_softc(parent); 243 struct ata_channel *ch = device_get_softc(dev); 244 int devno = (ch->unit << 1) + target; 245 246 mode = min(mode, ctlr->chip->max_dma); 247 248 if (ctlr->chip->cfg1 == SIS_133NEW) { 249 if (ata_dma_check_80pin && mode > ATA_UDMA2 && 250 pci_read_config(parent, ch->unit ? 0x52 : 0x50,2) & 0x8000) { 251 ata_print_cable(dev, "controller"); 252 mode = ATA_UDMA2; 253 } 254 } else { 255 if (ata_dma_check_80pin && mode > ATA_UDMA2 && 256 pci_read_config(parent, 0x48, 1)&(ch->unit ? 0x20 : 0x10)) { 257 ata_print_cable(dev, "controller"); 258 mode = ATA_UDMA2; 259 } 260 } 261 262 switch (ctlr->chip->cfg1) { 263 case SIS_133NEW: { 264 static const uint32_t timings[] = 265 { 0x28269008, 0x0c266008, 0x04263008, 0x0c0a3008, 0x05093008, 266 0x22196008, 0x0c0a3008, 0x05093008, 0x050939fc, 0x050936ac, 267 0x0509347c, 0x0509325c, 0x0509323c, 0x0509322c, 0x0509321c}; 268 u_int32_t reg; 269 270 reg = (pci_read_config(parent, 0x57, 1)&0x40?0x70:0x40)+(devno<<2); 271 pci_write_config(parent, reg, timings[ata_mode2idx(mode)], 4); 272 break; 273 } 274 case SIS_133OLD: { 275 static const uint16_t timings[] = 276 { 0x00cb, 0x0067, 0x0044, 0x0033, 0x0031, 0x0044, 0x0033, 0x0031, 277 0x8f31, 0x8a31, 0x8731, 0x8531, 0x8331, 0x8231, 0x8131 }; 278 279 u_int16_t reg = 0x40 + (devno << 1); 280 281 pci_write_config(parent, reg, timings[ata_mode2idx(mode)], 2); 282 break; 283 } 284 case SIS_100NEW: { 285 static const uint16_t timings[] = 286 { 0x00cb, 0x0067, 0x0044, 0x0033, 0x0031, 0x0044, 0x0033, 287 0x0031, 0x8b31, 0x8731, 0x8531, 0x8431, 0x8231, 0x8131 }; 288 u_int16_t reg = 0x40 + (devno << 1); 289 290 pci_write_config(parent, reg, timings[ata_mode2idx(mode)], 2); 291 break; 292 } 293 case SIS_100OLD: 294 case SIS_66: 295 case SIS_33: { 296 static const uint16_t timings[] = 297 { 0x0c0b, 0x0607, 0x0404, 0x0303, 0x0301, 0x0404, 0x0303, 298 0x0301, 0xf301, 0xd301, 0xb301, 0xa301, 0x9301, 0x8301 }; 299 u_int16_t reg = 0x40 + (devno << 1); 300 301 pci_write_config(parent, reg, timings[ata_mode2idx(mode)], 2); 302 break; 303 } 304 } 305 return (mode); 306 } 307 308 ATA_DECLARE_DRIVER(ata_sis); 309