1 /*- 2 * Copyright (c) 1998 - 2008 S�ren 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 "opt_ata.h" 31 #include <sys/param.h> 32 #include <sys/module.h> 33 #include <sys/systm.h> 34 #include <sys/kernel.h> 35 #include <sys/ata.h> 36 #include <sys/bus.h> 37 #include <sys/endian.h> 38 #include <sys/malloc.h> 39 #include <sys/lock.h> 40 #include <sys/mutex.h> 41 #include <sys/sema.h> 42 #include <sys/taskqueue.h> 43 #include <vm/uma.h> 44 #include <machine/stdarg.h> 45 #include <machine/resource.h> 46 #include <machine/bus.h> 47 #include <sys/rman.h> 48 #include <dev/pci/pcivar.h> 49 #include <dev/pci/pcireg.h> 50 #include <dev/ata/ata-all.h> 51 #include <dev/ata/ata-pci.h> 52 #include <ata_if.h> 53 54 /* local prototypes */ 55 static int ata_sis_chipinit(device_t dev); 56 static int ata_sis_ch_attach(device_t dev); 57 static void ata_sis_reset(device_t dev); 58 static void ata_sis_setmode(device_t dev, int mode); 59 60 /* misc defines */ 61 #define SIS_33 1 62 #define SIS_66 2 63 #define SIS_100NEW 3 64 #define SIS_100OLD 4 65 #define SIS_133NEW 5 66 #define SIS_133OLD 6 67 #define SIS_SATA 7 68 69 70 /* 71 * Silicon Integrated Systems Corp. (SiS) chipset support functions 72 */ 73 static int 74 ata_sis_probe(device_t dev) 75 { 76 struct ata_pci_controller *ctlr = device_get_softc(dev); 77 struct ata_chip_id *idx; 78 static struct ata_chip_id ids[] = 79 {{ ATA_SIS182, 0x00, SIS_SATA, 0, ATA_SA150, "182" }, /* south */ 80 { ATA_SIS181, 0x00, SIS_SATA, 0, ATA_SA150, "181" }, /* south */ 81 { ATA_SIS180, 0x00, SIS_SATA, 0, ATA_SA150, "180" }, /* south */ 82 { ATA_SIS965, 0x00, SIS_133NEW, 0, ATA_UDMA6, "965" }, /* south */ 83 { ATA_SIS964, 0x00, SIS_133NEW, 0, ATA_UDMA6, "964" }, /* south */ 84 { ATA_SIS963, 0x00, SIS_133NEW, 0, ATA_UDMA6, "963" }, /* south */ 85 { ATA_SIS962, 0x00, SIS_133NEW, 0, ATA_UDMA6, "962" }, /* south */ 86 87 { ATA_SIS745, 0x00, SIS_100NEW, 0, ATA_UDMA5, "745" }, /* 1chip */ 88 { ATA_SIS735, 0x00, SIS_100NEW, 0, ATA_UDMA5, "735" }, /* 1chip */ 89 { ATA_SIS733, 0x00, SIS_100NEW, 0, ATA_UDMA5, "733" }, /* 1chip */ 90 { ATA_SIS730, 0x00, SIS_100OLD, 0, ATA_UDMA5, "730" }, /* 1chip */ 91 92 { ATA_SIS635, 0x00, SIS_100NEW, 0, ATA_UDMA5, "635" }, /* 1chip */ 93 { ATA_SIS633, 0x00, SIS_100NEW, 0, ATA_UDMA5, "633" }, /* unknown */ 94 { ATA_SIS630, 0x30, SIS_100OLD, 0, ATA_UDMA5, "630S"}, /* 1chip */ 95 { ATA_SIS630, 0x00, SIS_66, 0, ATA_UDMA4, "630" }, /* 1chip */ 96 { ATA_SIS620, 0x00, SIS_66, 0, ATA_UDMA4, "620" }, /* 1chip */ 97 98 { ATA_SIS550, 0x00, SIS_66, 0, ATA_UDMA5, "550" }, 99 { ATA_SIS540, 0x00, SIS_66, 0, ATA_UDMA4, "540" }, 100 { ATA_SIS530, 0x00, SIS_66, 0, ATA_UDMA4, "530" }, 101 102 { ATA_SIS5513, 0xc2, SIS_33, 1, ATA_UDMA2, "5513" }, 103 { ATA_SIS5513, 0x00, SIS_33, 1, ATA_WDMA2, "5513" }, 104 { 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 && !found) { 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 idx->cfg1 = SIS_133NEW; 124 idx->max_dma = ATA_UDMA6; 125 sprintf(buffer, "SiS 962/963 %s controller", 126 ata_mode2str(idx->max_dma)); 127 } 128 pci_write_config(dev, 0x57, reg57, 1); 129 } 130 if (idx->cfg2 && !found) { 131 u_int8_t reg4a = pci_read_config(dev, 0x4a, 1); 132 133 pci_write_config(dev, 0x4a, (reg4a | 0x10), 1); 134 if (pci_read_config(dev, PCIR_DEVVENDOR, 4) == ATA_SIS5517) { 135 struct ata_chip_id id[] = 136 {{ ATA_SISSOUTH, 0x10, 0, 0, 0, "" }, { 0, 0, 0, 0, 0, 0 }}; 137 138 found = 1; 139 if (ata_find_chip(dev, id, pci_get_slot(dev))) { 140 idx->cfg1 = SIS_133OLD; 141 idx->max_dma = ATA_UDMA6; 142 } 143 else { 144 idx->cfg1 = SIS_100NEW; 145 idx->max_dma = ATA_UDMA5; 146 } 147 sprintf(buffer, "SiS 961 %s controller",ata_mode2str(idx->max_dma)); 148 } 149 pci_write_config(dev, 0x4a, reg4a, 1); 150 } 151 if (!found) 152 sprintf(buffer,"SiS %s %s controller", 153 idx->text, ata_mode2str(idx->max_dma)); 154 155 device_set_desc_copy(dev, buffer); 156 ctlr->chip = idx; 157 ctlr->chipinit = ata_sis_chipinit; 158 return 0; 159 } 160 161 static int 162 ata_sis_chipinit(device_t dev) 163 { 164 struct ata_pci_controller *ctlr = device_get_softc(dev); 165 166 if (ata_setup_interrupt(dev, ata_generic_intr)) 167 return ENXIO; 168 169 switch (ctlr->chip->cfg1) { 170 case SIS_33: 171 break; 172 case SIS_66: 173 case SIS_100OLD: 174 pci_write_config(dev, 0x52, pci_read_config(dev, 0x52, 1) & ~0x04, 1); 175 break; 176 case SIS_100NEW: 177 case SIS_133OLD: 178 pci_write_config(dev, 0x49, pci_read_config(dev, 0x49, 1) & ~0x01, 1); 179 break; 180 case SIS_133NEW: 181 pci_write_config(dev, 0x50, pci_read_config(dev, 0x50, 2) | 0x0008, 2); 182 pci_write_config(dev, 0x52, pci_read_config(dev, 0x52, 2) | 0x0008, 2); 183 break; 184 case SIS_SATA: 185 ctlr->r_type2 = SYS_RES_IOPORT; 186 ctlr->r_rid2 = PCIR_BAR(5); 187 if ((ctlr->r_res2 = bus_alloc_resource_any(dev, ctlr->r_type2, 188 &ctlr->r_rid2, RF_ACTIVE))) { 189 ctlr->ch_attach = ata_sis_ch_attach; 190 ctlr->ch_detach = ata_pci_ch_detach; 191 ctlr->reset = ata_sis_reset; 192 } 193 ctlr->setmode = ata_sata_setmode; 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; 220 221 /* XXX SOS PHY hotplug handling missing in SiS chip ?? */ 222 /* XXX SOS unknown how to enable PHY state change interrupt */ 223 return 0; 224 } 225 226 static void 227 ata_sis_reset(device_t dev) 228 { 229 if (ata_sata_phy_reset(dev)) 230 ata_generic_reset(dev); 231 } 232 233 static void 234 ata_sis_setmode(device_t dev, int mode) 235 { 236 device_t gparent = GRANDPARENT(dev); 237 struct ata_pci_controller *ctlr = device_get_softc(gparent); 238 struct ata_channel *ch = device_get_softc(device_get_parent(dev)); 239 struct ata_device *atadev = device_get_softc(dev); 240 int devno = (ch->unit << 1) + atadev->unit; 241 int error; 242 243 mode = ata_limit_mode(dev, mode, ctlr->chip->max_dma); 244 245 if (ctlr->chip->cfg1 == SIS_133NEW) { 246 if (mode > ATA_UDMA2 && 247 pci_read_config(gparent, ch->unit ? 0x52 : 0x50,2) & 0x8000) { 248 ata_print_cable(dev, "controller"); 249 mode = ATA_UDMA2; 250 } 251 } 252 else { 253 if (mode > ATA_UDMA2 && 254 pci_read_config(gparent, 0x48, 1)&(ch->unit ? 0x20 : 0x10)) { 255 ata_print_cable(dev, "controller"); 256 mode = ATA_UDMA2; 257 } 258 } 259 260 error = ata_controlcmd(dev, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode); 261 262 if (bootverbose) 263 device_printf(dev, "%ssetting %s on %s chip\n", 264 (error) ? "FAILURE " : "", 265 ata_mode2str(mode), ctlr->chip->text); 266 if (!error) { 267 switch (ctlr->chip->cfg1) { 268 case SIS_133NEW: { 269 u_int32_t timings[] = 270 { 0x28269008, 0x0c266008, 0x04263008, 0x0c0a3008, 0x05093008, 271 0x22196008, 0x0c0a3008, 0x05093008, 0x050939fc, 0x050936ac, 272 0x0509347c, 0x0509325c, 0x0509323c, 0x0509322c, 0x0509321c}; 273 u_int32_t reg; 274 275 reg = (pci_read_config(gparent, 0x57, 1)&0x40?0x70:0x40)+(devno<<2); 276 pci_write_config(gparent, reg, timings[ata_mode2idx(mode)], 4); 277 break; 278 } 279 case SIS_133OLD: { 280 u_int16_t timings[] = 281 { 0x00cb, 0x0067, 0x0044, 0x0033, 0x0031, 0x0044, 0x0033, 0x0031, 282 0x8f31, 0x8a31, 0x8731, 0x8531, 0x8331, 0x8231, 0x8131 }; 283 284 u_int16_t reg = 0x40 + (devno << 1); 285 286 pci_write_config(gparent, reg, timings[ata_mode2idx(mode)], 2); 287 break; 288 } 289 case SIS_100NEW: { 290 u_int16_t timings[] = 291 { 0x00cb, 0x0067, 0x0044, 0x0033, 0x0031, 0x0044, 0x0033, 292 0x0031, 0x8b31, 0x8731, 0x8531, 0x8431, 0x8231, 0x8131 }; 293 u_int16_t reg = 0x40 + (devno << 1); 294 295 pci_write_config(gparent, reg, timings[ata_mode2idx(mode)], 2); 296 break; 297 } 298 case SIS_100OLD: 299 case SIS_66: 300 case SIS_33: { 301 u_int16_t timings[] = 302 { 0x0c0b, 0x0607, 0x0404, 0x0303, 0x0301, 0x0404, 0x0303, 303 0x0301, 0xf301, 0xd301, 0xb301, 0xa301, 0x9301, 0x8301 }; 304 u_int16_t reg = 0x40 + (devno << 1); 305 306 pci_write_config(gparent, reg, timings[ata_mode2idx(mode)], 2); 307 break; 308 } 309 } 310 atadev->mode = mode; 311 } 312 } 313 314 ATA_DECLARE_DRIVER(ata_sis); 315