1/*- 2 * PCI specific probe and attach routines for LSI Fusion Adapters 3 * FreeBSD Version. 4 * 5 * Copyright (c) 2000, 2001 by Greg Ansley 6 * Partially derived from Matt Jacob's ISP driver. 7 * Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002 by Matthew Jacob 8 * Feral Software 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice immediately at the beginning of the file, without modification, 16 * this list of conditions, and the following disclaimer. 17 * 2. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32/* 33 * Copyright (c) 2004, Avid Technology, Inc. and its contributors. 34 * Copyright (c) 2005, WHEEL Sp. z o.o. 35 * Copyright (c) 2004, 2005 Justin T. Gibbs 36 * All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions are 40 * met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 44 * substantially similar to the "NO WARRANTY" disclaimer below 45 * ("Disclaimer") and any redistribution must be conditioned upon including 46 * a substantially similar Disclaimer requirement for further binary 47 * redistribution. 48 * 3. Neither the names of the above listed copyright holders nor the names 49 * of any contributors may be used to endorse or promote products derived 50 * from this software without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 53 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 56 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 57 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 58 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 59 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 60 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 61 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 62 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 63 */ 64 65#include <sys/cdefs.h>
| 1/*- 2 * PCI specific probe and attach routines for LSI Fusion Adapters 3 * FreeBSD Version. 4 * 5 * Copyright (c) 2000, 2001 by Greg Ansley 6 * Partially derived from Matt Jacob's ISP driver. 7 * Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002 by Matthew Jacob 8 * Feral Software 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice immediately at the beginning of the file, without modification, 16 * this list of conditions, and the following disclaimer. 17 * 2. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32/* 33 * Copyright (c) 2004, Avid Technology, Inc. and its contributors. 34 * Copyright (c) 2005, WHEEL Sp. z o.o. 35 * Copyright (c) 2004, 2005 Justin T. Gibbs 36 * All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions are 40 * met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 44 * substantially similar to the "NO WARRANTY" disclaimer below 45 * ("Disclaimer") and any redistribution must be conditioned upon including 46 * a substantially similar Disclaimer requirement for further binary 47 * redistribution. 48 * 3. Neither the names of the above listed copyright holders nor the names 49 * of any contributors may be used to endorse or promote products derived 50 * from this software without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 53 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 56 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 57 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 58 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 59 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 60 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 61 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 62 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 63 */ 64 65#include <sys/cdefs.h>
|
66__FBSDID("$FreeBSD: head/sys/dev/mpt/mpt_pci.c 150007 2005-09-11 19:58:19Z mjacob $");
| 66__FBSDID("$FreeBSD: head/sys/dev/mpt/mpt_pci.c 155521 2006-02-11 01:35:29Z mjacob $");
|
67 68#include <dev/mpt/mpt.h> 69#include <dev/mpt/mpt_cam.h> 70#include <dev/mpt/mpt_raid.h> 71
| 67 68#include <dev/mpt/mpt.h> 69#include <dev/mpt/mpt_cam.h> 70#include <dev/mpt/mpt_raid.h> 71
|
72#if __FreeBSD_version < 500000 73#include <pci/pcireg.h> 74#include <pci/pcivar.h> 75#else 76#include <dev/pci/pcireg.h> 77#include <dev/pci/pcivar.h> 78#endif
| |
79 80#ifndef PCI_VENDOR_LSI 81#define PCI_VENDOR_LSI 0x1000 82#endif 83 84#ifndef PCI_PRODUCT_LSI_FC909 85#define PCI_PRODUCT_LSI_FC909 0x0620 86#endif 87 88#ifndef PCI_PRODUCT_LSI_FC909A 89#define PCI_PRODUCT_LSI_FC909A 0x0621 90#endif 91 92#ifndef PCI_PRODUCT_LSI_FC919 93#define PCI_PRODUCT_LSI_FC919 0x0624 94#endif 95 96#ifndef PCI_PRODUCT_LSI_FC929 97#define PCI_PRODUCT_LSI_FC929 0x0622 98#endif 99 100#ifndef PCI_PRODUCT_LSI_FC929X 101#define PCI_PRODUCT_LSI_FC929X 0x0626 102#endif 103 104#ifndef PCI_PRODUCT_LSI_1030 105#define PCI_PRODUCT_LSI_1030 0x0030 106#endif 107
| 72 73#ifndef PCI_VENDOR_LSI 74#define PCI_VENDOR_LSI 0x1000 75#endif 76 77#ifndef PCI_PRODUCT_LSI_FC909 78#define PCI_PRODUCT_LSI_FC909 0x0620 79#endif 80 81#ifndef PCI_PRODUCT_LSI_FC909A 82#define PCI_PRODUCT_LSI_FC909A 0x0621 83#endif 84 85#ifndef PCI_PRODUCT_LSI_FC919 86#define PCI_PRODUCT_LSI_FC919 0x0624 87#endif 88 89#ifndef PCI_PRODUCT_LSI_FC929 90#define PCI_PRODUCT_LSI_FC929 0x0622 91#endif 92 93#ifndef PCI_PRODUCT_LSI_FC929X 94#define PCI_PRODUCT_LSI_FC929X 0x0626 95#endif 96 97#ifndef PCI_PRODUCT_LSI_1030 98#define PCI_PRODUCT_LSI_1030 0x0030 99#endif 100
|
| 101#ifndef PCI_PRODUCT_LSI_SAS1064 102#define PCI_PRODUCT_LSI_SAS1064 0x0050 103#endif 104 105#ifndef PCI_PRODUCT_LSI_SAS1064A 106#define PCI_PRODUCT_LSI_SAS1064A 0x005C 107#endif 108 109#ifndef PCI_PRODUCT_LSI_SAS1064E 110#define PCI_PRODUCT_LSI_SAS1064E 0x0056 111#endif 112 113#ifndef PCI_PRODUCT_LSI_SAS1066 114#define PCI_PRODUCT_LSI_SAS1066 0x005E 115#endif 116 117#ifndef PCI_PRODUCT_LSI_SAS1066E 118#define PCI_PRODUCT_LSI_SAS1066E 0x005A 119#endif 120 121#ifndef PCI_PRODUCT_LSI_SAS1068 122#define PCI_PRODUCT_LSI_SAS1068 0x0054 123#endif 124 125#ifndef PCI_PRODUCT_LSI_SAS1068E 126#define PCI_PRODUCT_LSI_SAS1068E 0x0058 127#endif 128 129#ifndef PCI_PRODUCT_LSI_SAS1078 130#define PCI_PRODUCT_LSI_SAS1078 0x0060 131#endif 132
|
108#ifndef PCIM_CMD_SERRESPEN 109#define PCIM_CMD_SERRESPEN 0x0100 110#endif 111 112
| 133#ifndef PCIM_CMD_SERRESPEN 134#define PCIM_CMD_SERRESPEN 0x0100 135#endif 136 137
|
113
| |
114#define MPT_IO_BAR 0 115#define MPT_MEM_BAR 1 116 117static int mpt_pci_probe(device_t); 118static int mpt_pci_attach(device_t); 119static void mpt_free_bus_resources(struct mpt_softc *mpt); 120static int mpt_pci_detach(device_t); 121static int mpt_pci_shutdown(device_t); 122static int mpt_dma_mem_alloc(struct mpt_softc *mpt); 123static void mpt_dma_mem_free(struct mpt_softc *mpt); 124static void mpt_read_config_regs(struct mpt_softc *mpt); 125static void mpt_pci_intr(void *); 126 127static device_method_t mpt_methods[] = { 128 /* Device interface */ 129 DEVMETHOD(device_probe, mpt_pci_probe), 130 DEVMETHOD(device_attach, mpt_pci_attach), 131 DEVMETHOD(device_detach, mpt_pci_detach), 132 DEVMETHOD(device_shutdown, mpt_pci_shutdown), 133 { 0, 0 } 134}; 135 136static driver_t mpt_driver = { 137 "mpt", mpt_methods, sizeof(struct mpt_softc) 138}; 139static devclass_t mpt_devclass; 140DRIVER_MODULE(mpt, pci, mpt_driver, mpt_devclass, 0, 0); 141MODULE_VERSION(mpt, 1); 142 143static int 144mpt_pci_probe(device_t dev) 145{ 146 char *desc; 147 148 if (pci_get_vendor(dev) != PCI_VENDOR_LSI) 149 return (ENXIO); 150 151 switch ((pci_get_device(dev) & ~1)) { 152 case PCI_PRODUCT_LSI_FC909: 153 desc = "LSILogic FC909 FC Adapter"; 154 break; 155 case PCI_PRODUCT_LSI_FC909A: 156 desc = "LSILogic FC909A FC Adapter"; 157 break; 158 case PCI_PRODUCT_LSI_FC919: 159 desc = "LSILogic FC919 FC Adapter"; 160 break; 161 case PCI_PRODUCT_LSI_FC929: 162 desc = "LSILogic FC929 FC Adapter"; 163 break; 164 case PCI_PRODUCT_LSI_FC929X: 165 desc = "LSILogic FC929X FC Adapter"; 166 break; 167 case PCI_PRODUCT_LSI_1030: 168 desc = "LSILogic 1030 Ultra4 Adapter"; 169 break;
| 138#define MPT_IO_BAR 0 139#define MPT_MEM_BAR 1 140 141static int mpt_pci_probe(device_t); 142static int mpt_pci_attach(device_t); 143static void mpt_free_bus_resources(struct mpt_softc *mpt); 144static int mpt_pci_detach(device_t); 145static int mpt_pci_shutdown(device_t); 146static int mpt_dma_mem_alloc(struct mpt_softc *mpt); 147static void mpt_dma_mem_free(struct mpt_softc *mpt); 148static void mpt_read_config_regs(struct mpt_softc *mpt); 149static void mpt_pci_intr(void *); 150 151static device_method_t mpt_methods[] = { 152 /* Device interface */ 153 DEVMETHOD(device_probe, mpt_pci_probe), 154 DEVMETHOD(device_attach, mpt_pci_attach), 155 DEVMETHOD(device_detach, mpt_pci_detach), 156 DEVMETHOD(device_shutdown, mpt_pci_shutdown), 157 { 0, 0 } 158}; 159 160static driver_t mpt_driver = { 161 "mpt", mpt_methods, sizeof(struct mpt_softc) 162}; 163static devclass_t mpt_devclass; 164DRIVER_MODULE(mpt, pci, mpt_driver, mpt_devclass, 0, 0); 165MODULE_VERSION(mpt, 1); 166 167static int 168mpt_pci_probe(device_t dev) 169{ 170 char *desc; 171 172 if (pci_get_vendor(dev) != PCI_VENDOR_LSI) 173 return (ENXIO); 174 175 switch ((pci_get_device(dev) & ~1)) { 176 case PCI_PRODUCT_LSI_FC909: 177 desc = "LSILogic FC909 FC Adapter"; 178 break; 179 case PCI_PRODUCT_LSI_FC909A: 180 desc = "LSILogic FC909A FC Adapter"; 181 break; 182 case PCI_PRODUCT_LSI_FC919: 183 desc = "LSILogic FC919 FC Adapter"; 184 break; 185 case PCI_PRODUCT_LSI_FC929: 186 desc = "LSILogic FC929 FC Adapter"; 187 break; 188 case PCI_PRODUCT_LSI_FC929X: 189 desc = "LSILogic FC929X FC Adapter"; 190 break; 191 case PCI_PRODUCT_LSI_1030: 192 desc = "LSILogic 1030 Ultra4 Adapter"; 193 break;
|
| 194 case PCI_PRODUCT_LSI_SAS1064: 195 case PCI_PRODUCT_LSI_SAS1064A: 196 case PCI_PRODUCT_LSI_SAS1064E: 197 case PCI_PRODUCT_LSI_SAS1066: 198 case PCI_PRODUCT_LSI_SAS1066E: 199 case PCI_PRODUCT_LSI_SAS1068: 200 case PCI_PRODUCT_LSI_SAS1068E: 201 case PCI_PRODUCT_LSI_SAS1078: 202 desc = "LSILogic SAS Adapter"; 203 break;
|
170 default: 171 return (ENXIO); 172 } 173 174 device_set_desc(dev, desc); 175 return (0); 176} 177 178#ifdef RELENG_4 179static void 180mpt_set_options(struct mpt_softc *mpt) 181{ 182 int bitmap; 183 184 bitmap = 0; 185 if (getenv_int("mpt_disable", &bitmap)) { 186 if (bitmap & (1 << mpt->unit)) { 187 mpt->disabled = 1; 188 } 189 } 190 191 bitmap = 0; 192 if (getenv_int("mpt_debug", &bitmap)) { 193 if (bitmap & (1 << mpt->unit)) { 194 mpt->verbose = MPT_PRT_DEBUG; 195 } 196 } 197 198} 199#else 200static void 201mpt_set_options(struct mpt_softc *mpt) 202{ 203 int tval; 204 205 tval = 0; 206 if (resource_int_value(device_get_name(mpt->dev), 207 device_get_unit(mpt->dev), "disable", &tval) == 0 && tval != 0) { 208 mpt->disabled = 1; 209 } 210 tval = 0; 211 if (resource_int_value(device_get_name(mpt->dev), 212 device_get_unit(mpt->dev), "debug", &tval) == 0 && tval != 0) { 213 mpt->verbose += tval; 214 } 215} 216#endif 217 218 219static void 220mpt_link_peer(struct mpt_softc *mpt) 221{ 222 struct mpt_softc *mpt2; 223 224 if (mpt->unit == 0) 225 return; 226 227 /* 228 * XXX: depends on probe order 229 */ 230 mpt2 = (struct mpt_softc *)devclass_get_softc(mpt_devclass,mpt->unit-1); 231 232 if (mpt2 == NULL) { 233 return; 234 } 235 if (pci_get_vendor(mpt2->dev) != pci_get_vendor(mpt->dev)) { 236 return; 237 } 238 if (pci_get_device(mpt2->dev) != pci_get_device(mpt->dev)) { 239 return; 240 } 241 mpt->mpt2 = mpt2; 242 mpt2->mpt2 = mpt; 243 if (mpt->verbose >= MPT_PRT_DEBUG) { 244 mpt_prt(mpt, "linking with peer (mpt%d)\n", 245 device_get_unit(mpt2->dev)); 246 } 247} 248 249 250static int 251mpt_pci_attach(device_t dev) 252{ 253 struct mpt_softc *mpt; 254 int iqd; 255 uint32_t data, cmd; 256 257 /* Allocate the softc structure */ 258 mpt = (struct mpt_softc*)device_get_softc(dev); 259 if (mpt == NULL) { 260 device_printf(dev, "cannot allocate softc\n"); 261 return (ENOMEM); 262 } 263 bzero(mpt, sizeof(struct mpt_softc)); 264 switch ((pci_get_device(dev) & ~1)) { 265 case PCI_PRODUCT_LSI_FC909: 266 case PCI_PRODUCT_LSI_FC909A: 267 case PCI_PRODUCT_LSI_FC919: 268 case PCI_PRODUCT_LSI_FC929: 269 mpt->is_fc = 1; 270 break;
| 204 default: 205 return (ENXIO); 206 } 207 208 device_set_desc(dev, desc); 209 return (0); 210} 211 212#ifdef RELENG_4 213static void 214mpt_set_options(struct mpt_softc *mpt) 215{ 216 int bitmap; 217 218 bitmap = 0; 219 if (getenv_int("mpt_disable", &bitmap)) { 220 if (bitmap & (1 << mpt->unit)) { 221 mpt->disabled = 1; 222 } 223 } 224 225 bitmap = 0; 226 if (getenv_int("mpt_debug", &bitmap)) { 227 if (bitmap & (1 << mpt->unit)) { 228 mpt->verbose = MPT_PRT_DEBUG; 229 } 230 } 231 232} 233#else 234static void 235mpt_set_options(struct mpt_softc *mpt) 236{ 237 int tval; 238 239 tval = 0; 240 if (resource_int_value(device_get_name(mpt->dev), 241 device_get_unit(mpt->dev), "disable", &tval) == 0 && tval != 0) { 242 mpt->disabled = 1; 243 } 244 tval = 0; 245 if (resource_int_value(device_get_name(mpt->dev), 246 device_get_unit(mpt->dev), "debug", &tval) == 0 && tval != 0) { 247 mpt->verbose += tval; 248 } 249} 250#endif 251 252 253static void 254mpt_link_peer(struct mpt_softc *mpt) 255{ 256 struct mpt_softc *mpt2; 257 258 if (mpt->unit == 0) 259 return; 260 261 /* 262 * XXX: depends on probe order 263 */ 264 mpt2 = (struct mpt_softc *)devclass_get_softc(mpt_devclass,mpt->unit-1); 265 266 if (mpt2 == NULL) { 267 return; 268 } 269 if (pci_get_vendor(mpt2->dev) != pci_get_vendor(mpt->dev)) { 270 return; 271 } 272 if (pci_get_device(mpt2->dev) != pci_get_device(mpt->dev)) { 273 return; 274 } 275 mpt->mpt2 = mpt2; 276 mpt2->mpt2 = mpt; 277 if (mpt->verbose >= MPT_PRT_DEBUG) { 278 mpt_prt(mpt, "linking with peer (mpt%d)\n", 279 device_get_unit(mpt2->dev)); 280 } 281} 282 283 284static int 285mpt_pci_attach(device_t dev) 286{ 287 struct mpt_softc *mpt; 288 int iqd; 289 uint32_t data, cmd; 290 291 /* Allocate the softc structure */ 292 mpt = (struct mpt_softc*)device_get_softc(dev); 293 if (mpt == NULL) { 294 device_printf(dev, "cannot allocate softc\n"); 295 return (ENOMEM); 296 } 297 bzero(mpt, sizeof(struct mpt_softc)); 298 switch ((pci_get_device(dev) & ~1)) { 299 case PCI_PRODUCT_LSI_FC909: 300 case PCI_PRODUCT_LSI_FC909A: 301 case PCI_PRODUCT_LSI_FC919: 302 case PCI_PRODUCT_LSI_FC929: 303 mpt->is_fc = 1; 304 break;
|
| 305 case PCI_PRODUCT_LSI_SAS1064: 306 case PCI_PRODUCT_LSI_SAS1064A: 307 case PCI_PRODUCT_LSI_SAS1064E: 308 case PCI_PRODUCT_LSI_SAS1066: 309 case PCI_PRODUCT_LSI_SAS1066E: 310 case PCI_PRODUCT_LSI_SAS1068: 311 case PCI_PRODUCT_LSI_SAS1068E: 312 case PCI_PRODUCT_LSI_SAS1078: 313 mpt->is_sas = 1; 314 break;
|
271 default: 272 break; 273 } 274 mpt->dev = dev; 275 mpt->unit = device_get_unit(dev); 276 mpt->raid_resync_rate = MPT_RAID_RESYNC_RATE_DEFAULT; 277 mpt->raid_mwce_setting = MPT_RAID_MWCE_DEFAULT; 278 mpt->raid_queue_depth = MPT_RAID_QUEUE_DEPTH_DEFAULT;
| 315 default: 316 break; 317 } 318 mpt->dev = dev; 319 mpt->unit = device_get_unit(dev); 320 mpt->raid_resync_rate = MPT_RAID_RESYNC_RATE_DEFAULT; 321 mpt->raid_mwce_setting = MPT_RAID_MWCE_DEFAULT; 322 mpt->raid_queue_depth = MPT_RAID_QUEUE_DEPTH_DEFAULT;
|
| 323 mpt->verbose = MPT_PRT_NONE;
|
279 mpt_set_options(mpt);
| 324 mpt_set_options(mpt);
|
280 mpt->verbose = MPT_PRT_INFO; 281 mpt->verbose += (bootverbose != 0)? 1 : 0; 282
| 325 if (mpt->verbose == MPT_PRT_NONE) { 326 mpt->verbose = MPT_PRT_WARN; 327 /* Print INFO level (if any) if bootverbose is set */ 328 mpt->verbose += (bootverbose != 0)? 1 : 0; 329 }
|
283 /* Make sure memory access decoders are enabled */ 284 cmd = pci_read_config(dev, PCIR_COMMAND, 2); 285 if ((cmd & PCIM_CMD_MEMEN) == 0) { 286 device_printf(dev, "Memory accesses disabled"); 287 goto bad; 288 } 289 290 /* 291 * Make sure that SERR, PERR, WRITE INVALIDATE and BUSMASTER are set. 292 */ 293 cmd |= 294 PCIM_CMD_SERRESPEN | PCIM_CMD_PERRESPEN | 295 PCIM_CMD_BUSMASTEREN | PCIM_CMD_MWRICEN; 296 pci_write_config(dev, PCIR_COMMAND, cmd, 2); 297 298 /* 299 * Make sure we've disabled the ROM. 300 */ 301 data = pci_read_config(dev, PCIR_BIOS, 4); 302 data &= ~1; 303 pci_write_config(dev, PCIR_BIOS, data, 4); 304 305 /* 306 * Is this part a dual? 307 * If so, link with our partner (around yet) 308 */ 309 if ((pci_get_device(dev) & ~1) == PCI_PRODUCT_LSI_FC929 || 310 (pci_get_device(dev) & ~1) == PCI_PRODUCT_LSI_1030) { 311 mpt_link_peer(mpt); 312 } 313 314 /* 315 * Set up register access. PIO mode is required for
| 330 /* Make sure memory access decoders are enabled */ 331 cmd = pci_read_config(dev, PCIR_COMMAND, 2); 332 if ((cmd & PCIM_CMD_MEMEN) == 0) { 333 device_printf(dev, "Memory accesses disabled"); 334 goto bad; 335 } 336 337 /* 338 * Make sure that SERR, PERR, WRITE INVALIDATE and BUSMASTER are set. 339 */ 340 cmd |= 341 PCIM_CMD_SERRESPEN | PCIM_CMD_PERRESPEN | 342 PCIM_CMD_BUSMASTEREN | PCIM_CMD_MWRICEN; 343 pci_write_config(dev, PCIR_COMMAND, cmd, 2); 344 345 /* 346 * Make sure we've disabled the ROM. 347 */ 348 data = pci_read_config(dev, PCIR_BIOS, 4); 349 data &= ~1; 350 pci_write_config(dev, PCIR_BIOS, data, 4); 351 352 /* 353 * Is this part a dual? 354 * If so, link with our partner (around yet) 355 */ 356 if ((pci_get_device(dev) & ~1) == PCI_PRODUCT_LSI_FC929 || 357 (pci_get_device(dev) & ~1) == PCI_PRODUCT_LSI_1030) { 358 mpt_link_peer(mpt); 359 } 360 361 /* 362 * Set up register access. PIO mode is required for
|
316 * certain reset operations.
| 363 * certain reset operations (but must be disabled for 364 * some cards otherwise).
|
317 */ 318 mpt->pci_pio_rid = PCIR_BAR(MPT_IO_BAR); 319 mpt->pci_pio_reg = bus_alloc_resource(dev, SYS_RES_IOPORT, 320 &mpt->pci_pio_rid, 0, ~0, 0, RF_ACTIVE); 321 if (mpt->pci_pio_reg == NULL) { 322 device_printf(dev, "unable to map registers in PIO mode\n"); 323 goto bad; 324 } 325 mpt->pci_pio_st = rman_get_bustag(mpt->pci_pio_reg); 326 mpt->pci_pio_sh = rman_get_bushandle(mpt->pci_pio_reg); 327 328 /* Allocate kernel virtual memory for the 9x9's Mem0 region */ 329 mpt->pci_mem_rid = PCIR_BAR(MPT_MEM_BAR); 330 mpt->pci_reg = bus_alloc_resource(dev, SYS_RES_MEMORY, 331 &mpt->pci_mem_rid, 0, ~0, 0, RF_ACTIVE); 332 if (mpt->pci_reg == NULL) { 333 device_printf(dev, "Unable to memory map registers.\n");
| 365 */ 366 mpt->pci_pio_rid = PCIR_BAR(MPT_IO_BAR); 367 mpt->pci_pio_reg = bus_alloc_resource(dev, SYS_RES_IOPORT, 368 &mpt->pci_pio_rid, 0, ~0, 0, RF_ACTIVE); 369 if (mpt->pci_pio_reg == NULL) { 370 device_printf(dev, "unable to map registers in PIO mode\n"); 371 goto bad; 372 } 373 mpt->pci_pio_st = rman_get_bustag(mpt->pci_pio_reg); 374 mpt->pci_pio_sh = rman_get_bushandle(mpt->pci_pio_reg); 375 376 /* Allocate kernel virtual memory for the 9x9's Mem0 region */ 377 mpt->pci_mem_rid = PCIR_BAR(MPT_MEM_BAR); 378 mpt->pci_reg = bus_alloc_resource(dev, SYS_RES_MEMORY, 379 &mpt->pci_mem_rid, 0, ~0, 0, RF_ACTIVE); 380 if (mpt->pci_reg == NULL) { 381 device_printf(dev, "Unable to memory map registers.\n");
|
| 382 if (mpt->is_sas) { 383 device_printf(dev, "Giving Up.\n"); 384 goto bad; 385 }
|
334 device_printf(dev, "Falling back to PIO mode.\n"); 335 mpt->pci_st = mpt->pci_pio_st; 336 mpt->pci_sh = mpt->pci_pio_sh; 337 } else { 338 mpt->pci_st = rman_get_bustag(mpt->pci_reg); 339 mpt->pci_sh = rman_get_bushandle(mpt->pci_reg); 340 } 341 342 /* Get a handle to the interrupt */ 343 iqd = 0; 344#if __FreeBSD_version < 500000 345 mpt->pci_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &iqd, 0, ~0, 1, 346 RF_ACTIVE | RF_SHAREABLE); 347#else 348 mpt->pci_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &iqd, 349 RF_ACTIVE | RF_SHAREABLE); 350#endif 351 if (mpt->pci_irq == NULL) { 352 device_printf(dev, "could not allocate interrupt\n"); 353 goto bad; 354 } 355 356 MPT_LOCK_SETUP(mpt); 357 358 /* Disable interrupts at the part */ 359 mpt_disable_ints(mpt); 360 361 /* Register the interrupt handler */ 362 if (bus_setup_intr(dev, mpt->pci_irq, MPT_IFLAGS, mpt_pci_intr, 363 mpt, &mpt->ih)) { 364 device_printf(dev, "could not setup interrupt\n"); 365 goto bad; 366 } 367 368 /* Allocate dma memory */ 369/* XXX JGibbs -Should really be done based on IOCFacts. */ 370 if (mpt_dma_mem_alloc(mpt)) { 371 device_printf(dev, "Could not allocate DMA memory\n"); 372 goto bad; 373 } 374 375 /* 376 * Save the PCI config register values 377 * 378 * Hard resets are known to screw up the BAR for diagnostic 379 * memory accesses (Mem1). 380 * 381 * Using Mem1 is known to make the chip stop responding to 382 * configuration space transfers, so we need to save it now 383 */ 384 385 mpt_read_config_regs(mpt); 386
| 386 device_printf(dev, "Falling back to PIO mode.\n"); 387 mpt->pci_st = mpt->pci_pio_st; 388 mpt->pci_sh = mpt->pci_pio_sh; 389 } else { 390 mpt->pci_st = rman_get_bustag(mpt->pci_reg); 391 mpt->pci_sh = rman_get_bushandle(mpt->pci_reg); 392 } 393 394 /* Get a handle to the interrupt */ 395 iqd = 0; 396#if __FreeBSD_version < 500000 397 mpt->pci_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &iqd, 0, ~0, 1, 398 RF_ACTIVE | RF_SHAREABLE); 399#else 400 mpt->pci_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &iqd, 401 RF_ACTIVE | RF_SHAREABLE); 402#endif 403 if (mpt->pci_irq == NULL) { 404 device_printf(dev, "could not allocate interrupt\n"); 405 goto bad; 406 } 407 408 MPT_LOCK_SETUP(mpt); 409 410 /* Disable interrupts at the part */ 411 mpt_disable_ints(mpt); 412 413 /* Register the interrupt handler */ 414 if (bus_setup_intr(dev, mpt->pci_irq, MPT_IFLAGS, mpt_pci_intr, 415 mpt, &mpt->ih)) { 416 device_printf(dev, "could not setup interrupt\n"); 417 goto bad; 418 } 419 420 /* Allocate dma memory */ 421/* XXX JGibbs -Should really be done based on IOCFacts. */ 422 if (mpt_dma_mem_alloc(mpt)) { 423 device_printf(dev, "Could not allocate DMA memory\n"); 424 goto bad; 425 } 426 427 /* 428 * Save the PCI config register values 429 * 430 * Hard resets are known to screw up the BAR for diagnostic 431 * memory accesses (Mem1). 432 * 433 * Using Mem1 is known to make the chip stop responding to 434 * configuration space transfers, so we need to save it now 435 */ 436 437 mpt_read_config_regs(mpt); 438
|
| 439 /* 440 * Disable PIO until we need it 441 */ 442 pci_disable_io(dev, SYS_RES_IOPORT); 443
|
387 /* Initialize the hardware */ 388 if (mpt->disabled == 0) {
| 444 /* Initialize the hardware */ 445 if (mpt->disabled == 0) {
|
| 446
|
389 MPT_LOCK(mpt); 390 if (mpt_attach(mpt) != 0) { 391 MPT_UNLOCK(mpt); 392 goto bad; 393 } 394 } 395 396 return (0); 397 398bad: 399 mpt_dma_mem_free(mpt); 400 mpt_free_bus_resources(mpt); 401 402 /* 403 * but return zero to preserve unit numbering 404 */ 405 return (0); 406} 407 408/* 409 * Free bus resources 410 */ 411static void 412mpt_free_bus_resources(struct mpt_softc *mpt) 413{ 414 if (mpt->ih) { 415 bus_teardown_intr(mpt->dev, mpt->pci_irq, mpt->ih); 416 mpt->ih = 0; 417 } 418 419 if (mpt->pci_irq) { 420 bus_release_resource(mpt->dev, SYS_RES_IRQ, 0, mpt->pci_irq); 421 mpt->pci_irq = 0; 422 } 423 424 if (mpt->pci_pio_reg) { 425 bus_release_resource(mpt->dev, SYS_RES_IOPORT, mpt->pci_pio_rid, 426 mpt->pci_pio_reg); 427 mpt->pci_pio_reg = 0; 428 } 429 if (mpt->pci_reg) { 430 bus_release_resource(mpt->dev, SYS_RES_MEMORY, mpt->pci_mem_rid, 431 mpt->pci_reg); 432 mpt->pci_reg = 0; 433 } 434 MPT_LOCK_DESTROY(mpt); 435} 436 437 438/* 439 * Disconnect ourselves from the system. 440 */ 441static int 442mpt_pci_detach(device_t dev) 443{ 444 struct mpt_softc *mpt; 445 446 mpt = (struct mpt_softc*)device_get_softc(dev); 447 mpt_prt(mpt, "mpt_detach\n"); 448 449 if (mpt) { 450 mpt_disable_ints(mpt); 451 mpt_detach(mpt); 452 mpt_reset(mpt, /*reinit*/FALSE); 453 mpt_dma_mem_free(mpt); 454 mpt_free_bus_resources(mpt); 455 if (mpt->raid_volumes != NULL 456 && mpt->ioc_page2 != NULL) { 457 int i; 458 459 for (i = 0; i < mpt->ioc_page2->MaxVolumes; i++) { 460 struct mpt_raid_volume *mpt_vol; 461 462 mpt_vol = &mpt->raid_volumes[i]; 463 if (mpt_vol->config_page) 464 free(mpt_vol->config_page, M_DEVBUF); 465 } 466 } 467 if (mpt->ioc_page2 != NULL) 468 free(mpt->ioc_page2, M_DEVBUF); 469 if (mpt->ioc_page3 != NULL) 470 free(mpt->ioc_page3, M_DEVBUF); 471 if (mpt->raid_volumes != NULL) 472 free(mpt->raid_volumes, M_DEVBUF); 473 if (mpt->raid_disks != NULL) 474 free(mpt->raid_disks, M_DEVBUF); 475 if (mpt->eh != NULL) 476 EVENTHANDLER_DEREGISTER(shutdown_final, mpt->eh); 477 } 478 return(0); 479} 480 481 482/* 483 * Disable the hardware 484 * XXX - Called too early by New Bus!!! ??? 485 */ 486static int 487mpt_pci_shutdown(device_t dev) 488{ 489 struct mpt_softc *mpt; 490 491 mpt = (struct mpt_softc *)device_get_softc(dev); 492 if (mpt) 493 return (mpt_shutdown(mpt)); 494 return(0); 495} 496 497static int 498mpt_dma_mem_alloc(struct mpt_softc *mpt) 499{
| 447 MPT_LOCK(mpt); 448 if (mpt_attach(mpt) != 0) { 449 MPT_UNLOCK(mpt); 450 goto bad; 451 } 452 } 453 454 return (0); 455 456bad: 457 mpt_dma_mem_free(mpt); 458 mpt_free_bus_resources(mpt); 459 460 /* 461 * but return zero to preserve unit numbering 462 */ 463 return (0); 464} 465 466/* 467 * Free bus resources 468 */ 469static void 470mpt_free_bus_resources(struct mpt_softc *mpt) 471{ 472 if (mpt->ih) { 473 bus_teardown_intr(mpt->dev, mpt->pci_irq, mpt->ih); 474 mpt->ih = 0; 475 } 476 477 if (mpt->pci_irq) { 478 bus_release_resource(mpt->dev, SYS_RES_IRQ, 0, mpt->pci_irq); 479 mpt->pci_irq = 0; 480 } 481 482 if (mpt->pci_pio_reg) { 483 bus_release_resource(mpt->dev, SYS_RES_IOPORT, mpt->pci_pio_rid, 484 mpt->pci_pio_reg); 485 mpt->pci_pio_reg = 0; 486 } 487 if (mpt->pci_reg) { 488 bus_release_resource(mpt->dev, SYS_RES_MEMORY, mpt->pci_mem_rid, 489 mpt->pci_reg); 490 mpt->pci_reg = 0; 491 } 492 MPT_LOCK_DESTROY(mpt); 493} 494 495 496/* 497 * Disconnect ourselves from the system. 498 */ 499static int 500mpt_pci_detach(device_t dev) 501{ 502 struct mpt_softc *mpt; 503 504 mpt = (struct mpt_softc*)device_get_softc(dev); 505 mpt_prt(mpt, "mpt_detach\n"); 506 507 if (mpt) { 508 mpt_disable_ints(mpt); 509 mpt_detach(mpt); 510 mpt_reset(mpt, /*reinit*/FALSE); 511 mpt_dma_mem_free(mpt); 512 mpt_free_bus_resources(mpt); 513 if (mpt->raid_volumes != NULL 514 && mpt->ioc_page2 != NULL) { 515 int i; 516 517 for (i = 0; i < mpt->ioc_page2->MaxVolumes; i++) { 518 struct mpt_raid_volume *mpt_vol; 519 520 mpt_vol = &mpt->raid_volumes[i]; 521 if (mpt_vol->config_page) 522 free(mpt_vol->config_page, M_DEVBUF); 523 } 524 } 525 if (mpt->ioc_page2 != NULL) 526 free(mpt->ioc_page2, M_DEVBUF); 527 if (mpt->ioc_page3 != NULL) 528 free(mpt->ioc_page3, M_DEVBUF); 529 if (mpt->raid_volumes != NULL) 530 free(mpt->raid_volumes, M_DEVBUF); 531 if (mpt->raid_disks != NULL) 532 free(mpt->raid_disks, M_DEVBUF); 533 if (mpt->eh != NULL) 534 EVENTHANDLER_DEREGISTER(shutdown_final, mpt->eh); 535 } 536 return(0); 537} 538 539 540/* 541 * Disable the hardware 542 * XXX - Called too early by New Bus!!! ??? 543 */ 544static int 545mpt_pci_shutdown(device_t dev) 546{ 547 struct mpt_softc *mpt; 548 549 mpt = (struct mpt_softc *)device_get_softc(dev); 550 if (mpt) 551 return (mpt_shutdown(mpt)); 552 return(0); 553} 554 555static int 556mpt_dma_mem_alloc(struct mpt_softc *mpt) 557{
|
500 int i, error;
| 558 int i, error, nsegs;
|
501 uint8_t *vptr; 502 uint32_t pptr, end; 503 size_t len; 504 struct mpt_map_info mi; 505 device_t dev = mpt->dev; 506 507 /* Check if we alreay have allocated the reply memory */ 508 if (mpt->reply_phys != 0) { 509 return 0; 510 } 511 512 len = sizeof (request_t) * MPT_MAX_REQUESTS(mpt); 513#ifdef RELENG_4 514 mpt->request_pool = (request_t *)malloc(len, M_DEVBUF, M_WAITOK); 515 if (mpt->request_pool == NULL) { 516 device_printf(dev, "cannot allocate request pool\n"); 517 return (1); 518 } 519 bzero(mpt->request_pool, len); 520#else 521 mpt->request_pool = (request_t *)malloc(len, M_DEVBUF, M_WAITOK|M_ZERO); 522 if (mpt->request_pool == NULL) { 523 device_printf(dev, "cannot allocate request pool\n"); 524 return (1); 525 } 526#endif 527 528 /*
| 559 uint8_t *vptr; 560 uint32_t pptr, end; 561 size_t len; 562 struct mpt_map_info mi; 563 device_t dev = mpt->dev; 564 565 /* Check if we alreay have allocated the reply memory */ 566 if (mpt->reply_phys != 0) { 567 return 0; 568 } 569 570 len = sizeof (request_t) * MPT_MAX_REQUESTS(mpt); 571#ifdef RELENG_4 572 mpt->request_pool = (request_t *)malloc(len, M_DEVBUF, M_WAITOK); 573 if (mpt->request_pool == NULL) { 574 device_printf(dev, "cannot allocate request pool\n"); 575 return (1); 576 } 577 bzero(mpt->request_pool, len); 578#else 579 mpt->request_pool = (request_t *)malloc(len, M_DEVBUF, M_WAITOK|M_ZERO); 580 if (mpt->request_pool == NULL) { 581 device_printf(dev, "cannot allocate request pool\n"); 582 return (1); 583 } 584#endif 585 586 /*
|
529 * Create a parent dma tag for this device
| 587 * Create a parent dma tag for this device.
|
530 *
| 588 *
|
531 * Align at byte boundaries, limit to 32-bit addressing 532 * (The chip supports 64-bit addressing, but this driver doesn't)
| 589 * Align at byte boundaries, limit to 32-bit addressing for 590 * request/reply queues.
|
533 */ 534 if (mpt_dma_tag_create(mpt, /*parent*/NULL, /*alignment*/1,
| 591 */ 592 if (mpt_dma_tag_create(mpt, /*parent*/NULL, /*alignment*/1,
|
535 /*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
| 593 /*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR,
|
536 /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, 537 /*maxsize*/BUS_SPACE_MAXSIZE_32BIT, 538 /*nsegments*/BUS_SPACE_MAXSIZE_32BIT, 539 /*maxsegsz*/BUS_SPACE_UNRESTRICTED, /*flags*/0, 540 &mpt->parent_dmat) != 0) { 541 device_printf(dev, "cannot create parent dma tag\n"); 542 return (1); 543 } 544 545 /* Create a child tag for reply buffers */
| 594 /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, 595 /*maxsize*/BUS_SPACE_MAXSIZE_32BIT, 596 /*nsegments*/BUS_SPACE_MAXSIZE_32BIT, 597 /*maxsegsz*/BUS_SPACE_UNRESTRICTED, /*flags*/0, 598 &mpt->parent_dmat) != 0) { 599 device_printf(dev, "cannot create parent dma tag\n"); 600 return (1); 601 } 602 603 /* Create a child tag for reply buffers */
|
546 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, PAGE_SIZE, 547 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, 548 NULL, NULL, PAGE_SIZE, 1, BUS_SPACE_MAXSIZE_32BIT, 0,
| 604 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, 2 * PAGE_SIZE, 605 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, 606 NULL, NULL, 2 * PAGE_SIZE, 1, BUS_SPACE_MAXSIZE_32BIT, 0,
|
549 &mpt->reply_dmat) != 0) { 550 device_printf(dev, "cannot create a dma tag for replies\n"); 551 return (1); 552 } 553 554 /* Allocate some DMA accessable memory for replies */ 555 if (bus_dmamem_alloc(mpt->reply_dmat, (void **)&mpt->reply, 556 BUS_DMA_NOWAIT, &mpt->reply_dmap) != 0) {
| 607 &mpt->reply_dmat) != 0) { 608 device_printf(dev, "cannot create a dma tag for replies\n"); 609 return (1); 610 } 611 612 /* Allocate some DMA accessable memory for replies */ 613 if (bus_dmamem_alloc(mpt->reply_dmat, (void **)&mpt->reply, 614 BUS_DMA_NOWAIT, &mpt->reply_dmap) != 0) {
|
557 device_printf(dev, "cannot allocate %lu bytes of reply memory\n", 558 (u_long)PAGE_SIZE);
| 615 device_printf(dev, 616 "cannot allocate %lu bytes of reply memory\n", 617 (u_long) (2 * PAGE_SIZE));
|
559 return (1); 560 } 561 562 mi.mpt = mpt; 563 mi.error = 0; 564 565 /* Load and lock it into "bus space" */ 566 bus_dmamap_load(mpt->reply_dmat, mpt->reply_dmap, mpt->reply,
| 618 return (1); 619 } 620 621 mi.mpt = mpt; 622 mi.error = 0; 623 624 /* Load and lock it into "bus space" */ 625 bus_dmamap_load(mpt->reply_dmat, mpt->reply_dmap, mpt->reply,
|
567 PAGE_SIZE, mpt_map_rquest, &mi, 0);
| 626 2 * PAGE_SIZE, mpt_map_rquest, &mi, 0);
|
568 569 if (mi.error) { 570 device_printf(dev, 571 "error %d loading dma map for DMA reply queue\n", mi.error); 572 return (1); 573 } 574 mpt->reply_phys = mi.phys; 575 576 /* Create a child tag for data buffers */
| 627 628 if (mi.error) { 629 device_printf(dev, 630 "error %d loading dma map for DMA reply queue\n", mi.error); 631 return (1); 632 } 633 mpt->reply_phys = mi.phys; 634 635 /* Create a child tag for data buffers */
|
| 636 637 /* 638 * XXX: we should say that nsegs is 'unrestricted, but that 639 * XXX: tickles a horrible bug in the busdma code. Instead, 640 * XXX: we'll derive a reasonable segment limit from MAXPHYS 641 */ 642 nsegs = (MAXPHYS / PAGE_SIZE) + 1;
|
577 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, 1, 578 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
| 643 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, 1, 644 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
|
579 NULL, NULL, MAXBSIZE, MPT_SGL_MAX, BUS_SPACE_MAXSIZE_32BIT, 0,
| 645 NULL, NULL, MAXBSIZE, nsegs, BUS_SPACE_MAXSIZE_32BIT, 0,
|
580 &mpt->buffer_dmat) != 0) { 581 device_printf(dev, 582 "cannot create a dma tag for data buffers\n"); 583 return (1); 584 } 585 586 /* Create a child tag for request buffers */ 587 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, PAGE_SIZE,
| 646 &mpt->buffer_dmat) != 0) { 647 device_printf(dev, 648 "cannot create a dma tag for data buffers\n"); 649 return (1); 650 } 651 652 /* Create a child tag for request buffers */ 653 if (mpt_dma_tag_create(mpt, mpt->parent_dmat, PAGE_SIZE,
|
588 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
| 654 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR,
|
589 NULL, NULL, MPT_REQ_MEM_SIZE(mpt), 1, BUS_SPACE_MAXSIZE_32BIT, 0, 590 &mpt->request_dmat) != 0) { 591 device_printf(dev, "cannot create a dma tag for requests\n"); 592 return (1); 593 } 594 595 /* Allocate some DMA accessable memory for requests */ 596 if (bus_dmamem_alloc(mpt->request_dmat, (void **)&mpt->request, 597 BUS_DMA_NOWAIT, &mpt->request_dmap) != 0) { 598 device_printf(dev, 599 "cannot allocate %d bytes of request memory\n", 600 MPT_REQ_MEM_SIZE(mpt)); 601 return (1); 602 } 603 604 mi.mpt = mpt; 605 mi.error = 0; 606 607 /* Load and lock it into "bus space" */ 608 bus_dmamap_load(mpt->request_dmat, mpt->request_dmap, mpt->request, 609 MPT_REQ_MEM_SIZE(mpt), mpt_map_rquest, &mi, 0); 610 611 if (mi.error) { 612 device_printf(dev, 613 "error %d loading dma map for DMA request queue\n", 614 mi.error); 615 return (1); 616 } 617 mpt->request_phys = mi.phys; 618 619 i = 0; 620 pptr = mpt->request_phys; 621 vptr = mpt->request; 622 end = pptr + MPT_REQ_MEM_SIZE(mpt); 623 while(pptr < end) { 624 request_t *req = &mpt->request_pool[i]; 625 req->index = i++; 626 627 /* Store location of Request Data */ 628 req->req_pbuf = pptr; 629 req->req_vbuf = vptr; 630 631 pptr += MPT_REQUEST_AREA; 632 vptr += MPT_REQUEST_AREA; 633 634 req->sense_pbuf = (pptr - MPT_SENSE_SIZE); 635 req->sense_vbuf = (vptr - MPT_SENSE_SIZE); 636 637 error = bus_dmamap_create(mpt->buffer_dmat, 0, &req->dmap); 638 if (error) { 639 device_printf(dev, 640 "error %d creating per-cmd DMA maps\n", error); 641 return (1); 642 } 643 } 644 return (0); 645} 646 647 648 649/* Deallocate memory that was allocated by mpt_dma_mem_alloc 650 */ 651static void 652mpt_dma_mem_free(struct mpt_softc *mpt) 653{ 654 int i; 655 656 /* Make sure we aren't double destroying */ 657 if (mpt->reply_dmat == 0) { 658 if (mpt->verbose >= MPT_PRT_DEBUG) 659 device_printf(mpt->dev,"Already released dma memory\n"); 660 return; 661 } 662 663 for (i = 0; i < MPT_MAX_REQUESTS(mpt); i++) { 664 bus_dmamap_destroy(mpt->buffer_dmat, mpt->request_pool[i].dmap); 665 } 666 bus_dmamap_unload(mpt->request_dmat, mpt->request_dmap); 667 bus_dmamem_free(mpt->request_dmat, mpt->request, mpt->request_dmap); 668 bus_dma_tag_destroy(mpt->request_dmat); 669 bus_dma_tag_destroy(mpt->buffer_dmat); 670 bus_dmamap_unload(mpt->reply_dmat, mpt->reply_dmap); 671 bus_dmamem_free(mpt->reply_dmat, mpt->reply, mpt->reply_dmap); 672 bus_dma_tag_destroy(mpt->reply_dmat); 673 bus_dma_tag_destroy(mpt->parent_dmat); 674 mpt->reply_dmat = 0; 675 free(mpt->request_pool, M_DEVBUF); 676 mpt->request_pool = 0; 677 678} 679 680 681 682/* Reads modifiable (via PCI transactions) config registers */ 683static void 684mpt_read_config_regs(struct mpt_softc *mpt) 685{ 686 mpt->pci_cfg.Command = pci_read_config(mpt->dev, PCIR_COMMAND, 2); 687 mpt->pci_cfg.LatencyTimer_LineSize = 688 pci_read_config(mpt->dev, PCIR_CACHELNSZ, 2); 689 mpt->pci_cfg.IO_BAR = pci_read_config(mpt->dev, PCIR_BAR(0), 4); 690 mpt->pci_cfg.Mem0_BAR[0] = pci_read_config(mpt->dev, PCIR_BAR(1), 4); 691 mpt->pci_cfg.Mem0_BAR[1] = pci_read_config(mpt->dev, PCIR_BAR(2), 4); 692 mpt->pci_cfg.Mem1_BAR[0] = pci_read_config(mpt->dev, PCIR_BAR(3), 4); 693 mpt->pci_cfg.Mem1_BAR[1] = pci_read_config(mpt->dev, PCIR_BAR(4), 4); 694 mpt->pci_cfg.ROM_BAR = pci_read_config(mpt->dev, PCIR_BIOS, 4); 695 mpt->pci_cfg.IntLine = pci_read_config(mpt->dev, PCIR_INTLINE, 1); 696 mpt->pci_cfg.PMCSR = pci_read_config(mpt->dev, 0x44, 4); 697} 698 699/* Sets modifiable config registers */ 700void 701mpt_set_config_regs(struct mpt_softc *mpt) 702{ 703 uint32_t val; 704 705#define MPT_CHECK(reg, offset, size) \ 706 val = pci_read_config(mpt->dev, offset, size); \ 707 if (mpt->pci_cfg.reg != val) { \ 708 mpt_prt(mpt, \ 709 "Restoring " #reg " to 0x%X from 0x%X\n", \ 710 mpt->pci_cfg.reg, val); \ 711 } 712 713 if (mpt->verbose >= MPT_PRT_DEBUG) { 714 MPT_CHECK(Command, PCIR_COMMAND, 2); 715 MPT_CHECK(LatencyTimer_LineSize, PCIR_CACHELNSZ, 2); 716 MPT_CHECK(IO_BAR, PCIR_BAR(0), 4); 717 MPT_CHECK(Mem0_BAR[0], PCIR_BAR(1), 4); 718 MPT_CHECK(Mem0_BAR[1], PCIR_BAR(2), 4); 719 MPT_CHECK(Mem1_BAR[0], PCIR_BAR(3), 4); 720 MPT_CHECK(Mem1_BAR[1], PCIR_BAR(4), 4); 721 MPT_CHECK(ROM_BAR, PCIR_BIOS, 4); 722 MPT_CHECK(IntLine, PCIR_INTLINE, 1); 723 MPT_CHECK(PMCSR, 0x44, 4); 724 } 725#undef MPT_CHECK 726 727 pci_write_config(mpt->dev, PCIR_COMMAND, mpt->pci_cfg.Command, 2); 728 pci_write_config(mpt->dev, PCIR_CACHELNSZ, 729 mpt->pci_cfg.LatencyTimer_LineSize, 2); 730 pci_write_config(mpt->dev, PCIR_BAR(0), mpt->pci_cfg.IO_BAR, 4); 731 pci_write_config(mpt->dev, PCIR_BAR(1), mpt->pci_cfg.Mem0_BAR[0], 4); 732 pci_write_config(mpt->dev, PCIR_BAR(2), mpt->pci_cfg.Mem0_BAR[1], 4); 733 pci_write_config(mpt->dev, PCIR_BAR(3), mpt->pci_cfg.Mem1_BAR[0], 4); 734 pci_write_config(mpt->dev, PCIR_BAR(4), mpt->pci_cfg.Mem1_BAR[1], 4); 735 pci_write_config(mpt->dev, PCIR_BIOS, mpt->pci_cfg.ROM_BAR, 4); 736 pci_write_config(mpt->dev, PCIR_INTLINE, mpt->pci_cfg.IntLine, 1); 737 pci_write_config(mpt->dev, 0x44, mpt->pci_cfg.PMCSR, 4); 738} 739 740static void 741mpt_pci_intr(void *arg) 742{ 743 struct mpt_softc *mpt; 744 745 mpt = (struct mpt_softc *)arg; 746 MPT_LOCK(mpt); 747 mpt_intr(mpt); 748 MPT_UNLOCK(mpt); 749}
| 655 NULL, NULL, MPT_REQ_MEM_SIZE(mpt), 1, BUS_SPACE_MAXSIZE_32BIT, 0, 656 &mpt->request_dmat) != 0) { 657 device_printf(dev, "cannot create a dma tag for requests\n"); 658 return (1); 659 } 660 661 /* Allocate some DMA accessable memory for requests */ 662 if (bus_dmamem_alloc(mpt->request_dmat, (void **)&mpt->request, 663 BUS_DMA_NOWAIT, &mpt->request_dmap) != 0) { 664 device_printf(dev, 665 "cannot allocate %d bytes of request memory\n", 666 MPT_REQ_MEM_SIZE(mpt)); 667 return (1); 668 } 669 670 mi.mpt = mpt; 671 mi.error = 0; 672 673 /* Load and lock it into "bus space" */ 674 bus_dmamap_load(mpt->request_dmat, mpt->request_dmap, mpt->request, 675 MPT_REQ_MEM_SIZE(mpt), mpt_map_rquest, &mi, 0); 676 677 if (mi.error) { 678 device_printf(dev, 679 "error %d loading dma map for DMA request queue\n", 680 mi.error); 681 return (1); 682 } 683 mpt->request_phys = mi.phys; 684 685 i = 0; 686 pptr = mpt->request_phys; 687 vptr = mpt->request; 688 end = pptr + MPT_REQ_MEM_SIZE(mpt); 689 while(pptr < end) { 690 request_t *req = &mpt->request_pool[i]; 691 req->index = i++; 692 693 /* Store location of Request Data */ 694 req->req_pbuf = pptr; 695 req->req_vbuf = vptr; 696 697 pptr += MPT_REQUEST_AREA; 698 vptr += MPT_REQUEST_AREA; 699 700 req->sense_pbuf = (pptr - MPT_SENSE_SIZE); 701 req->sense_vbuf = (vptr - MPT_SENSE_SIZE); 702 703 error = bus_dmamap_create(mpt->buffer_dmat, 0, &req->dmap); 704 if (error) { 705 device_printf(dev, 706 "error %d creating per-cmd DMA maps\n", error); 707 return (1); 708 } 709 } 710 return (0); 711} 712 713 714 715/* Deallocate memory that was allocated by mpt_dma_mem_alloc 716 */ 717static void 718mpt_dma_mem_free(struct mpt_softc *mpt) 719{ 720 int i; 721 722 /* Make sure we aren't double destroying */ 723 if (mpt->reply_dmat == 0) { 724 if (mpt->verbose >= MPT_PRT_DEBUG) 725 device_printf(mpt->dev,"Already released dma memory\n"); 726 return; 727 } 728 729 for (i = 0; i < MPT_MAX_REQUESTS(mpt); i++) { 730 bus_dmamap_destroy(mpt->buffer_dmat, mpt->request_pool[i].dmap); 731 } 732 bus_dmamap_unload(mpt->request_dmat, mpt->request_dmap); 733 bus_dmamem_free(mpt->request_dmat, mpt->request, mpt->request_dmap); 734 bus_dma_tag_destroy(mpt->request_dmat); 735 bus_dma_tag_destroy(mpt->buffer_dmat); 736 bus_dmamap_unload(mpt->reply_dmat, mpt->reply_dmap); 737 bus_dmamem_free(mpt->reply_dmat, mpt->reply, mpt->reply_dmap); 738 bus_dma_tag_destroy(mpt->reply_dmat); 739 bus_dma_tag_destroy(mpt->parent_dmat); 740 mpt->reply_dmat = 0; 741 free(mpt->request_pool, M_DEVBUF); 742 mpt->request_pool = 0; 743 744} 745 746 747 748/* Reads modifiable (via PCI transactions) config registers */ 749static void 750mpt_read_config_regs(struct mpt_softc *mpt) 751{ 752 mpt->pci_cfg.Command = pci_read_config(mpt->dev, PCIR_COMMAND, 2); 753 mpt->pci_cfg.LatencyTimer_LineSize = 754 pci_read_config(mpt->dev, PCIR_CACHELNSZ, 2); 755 mpt->pci_cfg.IO_BAR = pci_read_config(mpt->dev, PCIR_BAR(0), 4); 756 mpt->pci_cfg.Mem0_BAR[0] = pci_read_config(mpt->dev, PCIR_BAR(1), 4); 757 mpt->pci_cfg.Mem0_BAR[1] = pci_read_config(mpt->dev, PCIR_BAR(2), 4); 758 mpt->pci_cfg.Mem1_BAR[0] = pci_read_config(mpt->dev, PCIR_BAR(3), 4); 759 mpt->pci_cfg.Mem1_BAR[1] = pci_read_config(mpt->dev, PCIR_BAR(4), 4); 760 mpt->pci_cfg.ROM_BAR = pci_read_config(mpt->dev, PCIR_BIOS, 4); 761 mpt->pci_cfg.IntLine = pci_read_config(mpt->dev, PCIR_INTLINE, 1); 762 mpt->pci_cfg.PMCSR = pci_read_config(mpt->dev, 0x44, 4); 763} 764 765/* Sets modifiable config registers */ 766void 767mpt_set_config_regs(struct mpt_softc *mpt) 768{ 769 uint32_t val; 770 771#define MPT_CHECK(reg, offset, size) \ 772 val = pci_read_config(mpt->dev, offset, size); \ 773 if (mpt->pci_cfg.reg != val) { \ 774 mpt_prt(mpt, \ 775 "Restoring " #reg " to 0x%X from 0x%X\n", \ 776 mpt->pci_cfg.reg, val); \ 777 } 778 779 if (mpt->verbose >= MPT_PRT_DEBUG) { 780 MPT_CHECK(Command, PCIR_COMMAND, 2); 781 MPT_CHECK(LatencyTimer_LineSize, PCIR_CACHELNSZ, 2); 782 MPT_CHECK(IO_BAR, PCIR_BAR(0), 4); 783 MPT_CHECK(Mem0_BAR[0], PCIR_BAR(1), 4); 784 MPT_CHECK(Mem0_BAR[1], PCIR_BAR(2), 4); 785 MPT_CHECK(Mem1_BAR[0], PCIR_BAR(3), 4); 786 MPT_CHECK(Mem1_BAR[1], PCIR_BAR(4), 4); 787 MPT_CHECK(ROM_BAR, PCIR_BIOS, 4); 788 MPT_CHECK(IntLine, PCIR_INTLINE, 1); 789 MPT_CHECK(PMCSR, 0x44, 4); 790 } 791#undef MPT_CHECK 792 793 pci_write_config(mpt->dev, PCIR_COMMAND, mpt->pci_cfg.Command, 2); 794 pci_write_config(mpt->dev, PCIR_CACHELNSZ, 795 mpt->pci_cfg.LatencyTimer_LineSize, 2); 796 pci_write_config(mpt->dev, PCIR_BAR(0), mpt->pci_cfg.IO_BAR, 4); 797 pci_write_config(mpt->dev, PCIR_BAR(1), mpt->pci_cfg.Mem0_BAR[0], 4); 798 pci_write_config(mpt->dev, PCIR_BAR(2), mpt->pci_cfg.Mem0_BAR[1], 4); 799 pci_write_config(mpt->dev, PCIR_BAR(3), mpt->pci_cfg.Mem1_BAR[0], 4); 800 pci_write_config(mpt->dev, PCIR_BAR(4), mpt->pci_cfg.Mem1_BAR[1], 4); 801 pci_write_config(mpt->dev, PCIR_BIOS, mpt->pci_cfg.ROM_BAR, 4); 802 pci_write_config(mpt->dev, PCIR_INTLINE, mpt->pci_cfg.IntLine, 1); 803 pci_write_config(mpt->dev, 0x44, mpt->pci_cfg.PMCSR, 4); 804} 805 806static void 807mpt_pci_intr(void *arg) 808{ 809 struct mpt_softc *mpt; 810 811 mpt = (struct mpt_softc *)arg; 812 MPT_LOCK(mpt); 813 mpt_intr(mpt); 814 MPT_UNLOCK(mpt); 815}
|