Paolo Bonzini | e351b82 | 2015-10-27 18:26:06 +0100 | [diff] [blame] | 1 | /* |
| 2 | * QEMU LSI SAS1068 Host Bus Adapter emulation - configuration pages |
| 3 | * |
| 4 | * Copyright (c) 2016 Red Hat, Inc. |
| 5 | * |
| 6 | * Author: Paolo Bonzini |
| 7 | * |
| 8 | * This library is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This library is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | */ |
| 18 | #include "qemu/osdep.h" |
| 19 | #include "hw/hw.h" |
| 20 | #include "hw/pci/pci.h" |
| 21 | #include "hw/scsi/scsi.h" |
| 22 | |
| 23 | #include "mptsas.h" |
| 24 | #include "mpi.h" |
| 25 | #include "trace.h" |
| 26 | |
| 27 | /* Generic functions for marshaling and unmarshaling. */ |
| 28 | |
| 29 | #define repl1(x) x |
| 30 | #define repl2(x) x x |
| 31 | #define repl3(x) x x x |
| 32 | #define repl4(x) x x x x |
| 33 | #define repl5(x) x x x x x |
| 34 | #define repl6(x) x x x x x x |
| 35 | #define repl7(x) x x x x x x x |
| 36 | #define repl8(x) x x x x x x x x |
| 37 | |
| 38 | #define repl(n, x) glue(repl, n)(x) |
| 39 | |
| 40 | typedef union PackValue { |
| 41 | uint64_t ll; |
| 42 | char *str; |
| 43 | } PackValue; |
| 44 | |
| 45 | static size_t vfill(uint8_t *data, size_t size, const char *fmt, va_list ap) |
| 46 | { |
| 47 | size_t ofs; |
| 48 | PackValue val; |
| 49 | const char *p; |
| 50 | |
| 51 | ofs = 0; |
| 52 | p = fmt; |
| 53 | while (*p) { |
| 54 | memset(&val, 0, sizeof(val)); |
| 55 | switch (*p) { |
| 56 | case '*': |
| 57 | p++; |
| 58 | break; |
| 59 | case 'b': |
| 60 | case 'w': |
| 61 | case 'l': |
| 62 | val.ll = va_arg(ap, int); |
| 63 | break; |
| 64 | case 'q': |
| 65 | val.ll = va_arg(ap, int64_t); |
| 66 | break; |
| 67 | case 's': |
| 68 | val.str = va_arg(ap, void *); |
| 69 | break; |
| 70 | } |
| 71 | switch (*p++) { |
| 72 | case 'b': |
| 73 | if (data) { |
| 74 | stb_p(data + ofs, val.ll); |
| 75 | } |
| 76 | ofs++; |
| 77 | break; |
| 78 | case 'w': |
| 79 | if (data) { |
| 80 | stw_le_p(data + ofs, val.ll); |
| 81 | } |
| 82 | ofs += 2; |
| 83 | break; |
| 84 | case 'l': |
| 85 | if (data) { |
| 86 | stl_le_p(data + ofs, val.ll); |
| 87 | } |
| 88 | ofs += 4; |
| 89 | break; |
| 90 | case 'q': |
| 91 | if (data) { |
| 92 | stq_le_p(data + ofs, val.ll); |
| 93 | } |
| 94 | ofs += 8; |
| 95 | break; |
| 96 | case 's': |
| 97 | { |
| 98 | int cnt = atoi(p); |
| 99 | if (data) { |
| 100 | if (val.str) { |
| 101 | strncpy((void *)data + ofs, val.str, cnt); |
| 102 | } else { |
| 103 | memset((void *)data + ofs, 0, cnt); |
| 104 | } |
| 105 | } |
| 106 | ofs += cnt; |
| 107 | break; |
| 108 | } |
| 109 | } |
| 110 | } |
| 111 | |
| 112 | return ofs; |
| 113 | } |
| 114 | |
| 115 | static size_t vpack(uint8_t **p_data, const char *fmt, va_list ap1) |
| 116 | { |
| 117 | size_t size = 0; |
| 118 | uint8_t *data = NULL; |
| 119 | |
| 120 | if (p_data) { |
| 121 | va_list ap2; |
| 122 | |
| 123 | va_copy(ap2, ap1); |
| 124 | size = vfill(NULL, 0, fmt, ap2); |
| 125 | *p_data = data = g_malloc(size); |
Paolo Bonzini | b44bbeb | 2016-02-16 08:35:49 +0100 | [diff] [blame] | 126 | va_end(ap2); |
Paolo Bonzini | e351b82 | 2015-10-27 18:26:06 +0100 | [diff] [blame] | 127 | } |
| 128 | return vfill(data, size, fmt, ap1); |
| 129 | } |
| 130 | |
| 131 | static size_t fill(uint8_t *data, size_t size, const char *fmt, ...) |
| 132 | { |
| 133 | va_list ap; |
| 134 | size_t ret; |
| 135 | |
| 136 | va_start(ap, fmt); |
| 137 | ret = vfill(data, size, fmt, ap); |
| 138 | va_end(ap); |
| 139 | |
| 140 | return ret; |
| 141 | } |
| 142 | |
| 143 | /* Functions to build the page header and fill in the length, always used |
| 144 | * through the macros. |
| 145 | */ |
| 146 | |
| 147 | #define MPTSAS_CONFIG_PACK(number, type, version, fmt, ...) \ |
| 148 | mptsas_config_pack(data, "b*bbb" fmt, version, number, type, \ |
| 149 | ## __VA_ARGS__) |
| 150 | |
| 151 | static size_t mptsas_config_pack(uint8_t **data, const char *fmt, ...) |
| 152 | { |
| 153 | va_list ap; |
| 154 | size_t ret; |
| 155 | |
| 156 | va_start(ap, fmt); |
| 157 | ret = vpack(data, fmt, ap); |
| 158 | va_end(ap); |
| 159 | |
| 160 | if (data) { |
Prasad J Pandit | cf2bce2 | 2016-08-31 17:36:07 +0530 | [diff] [blame] | 161 | assert(ret / 4 < 256 && (ret % 4) == 0); |
Paolo Bonzini | e351b82 | 2015-10-27 18:26:06 +0100 | [diff] [blame] | 162 | stb_p(*data + 1, ret / 4); |
| 163 | } |
| 164 | return ret; |
| 165 | } |
| 166 | |
| 167 | #define MPTSAS_CONFIG_PACK_EXT(number, type, version, fmt, ...) \ |
| 168 | mptsas_config_pack_ext(data, "b*bbb*wb*b" fmt, version, number, \ |
| 169 | MPI_CONFIG_PAGETYPE_EXTENDED, type, ## __VA_ARGS__) |
| 170 | |
| 171 | static size_t mptsas_config_pack_ext(uint8_t **data, const char *fmt, ...) |
| 172 | { |
| 173 | va_list ap; |
| 174 | size_t ret; |
| 175 | |
| 176 | va_start(ap, fmt); |
| 177 | ret = vpack(data, fmt, ap); |
| 178 | va_end(ap); |
| 179 | |
| 180 | if (data) { |
| 181 | assert(ret < 65536 && (ret % 4) == 0); |
| 182 | stw_le_p(*data + 4, ret / 4); |
| 183 | } |
| 184 | return ret; |
| 185 | } |
| 186 | |
| 187 | /* Manufacturing pages */ |
| 188 | |
| 189 | static |
| 190 | size_t mptsas_config_manufacturing_0(MPTSASState *s, uint8_t **data, int address) |
| 191 | { |
| 192 | return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 193 | "s16s8s16s16s16", |
| 194 | "QEMU MPT Fusion", |
| 195 | "2.5", |
| 196 | "QEMU MPT Fusion", |
| 197 | "QEMU", |
| 198 | "0000111122223333"); |
| 199 | } |
| 200 | |
| 201 | static |
| 202 | size_t mptsas_config_manufacturing_1(MPTSASState *s, uint8_t **data, int address) |
| 203 | { |
| 204 | /* VPD - all zeros */ |
| 205 | return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
Paolo Bonzini | 65a8e1f | 2016-08-29 11:35:37 +0200 | [diff] [blame] | 206 | "*s256"); |
Paolo Bonzini | e351b82 | 2015-10-27 18:26:06 +0100 | [diff] [blame] | 207 | } |
| 208 | |
| 209 | static |
| 210 | size_t mptsas_config_manufacturing_2(MPTSASState *s, uint8_t **data, int address) |
| 211 | { |
| 212 | PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s); |
| 213 | return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 214 | "wb*b*l", |
| 215 | pcic->device_id, pcic->revision); |
| 216 | } |
| 217 | |
| 218 | static |
| 219 | size_t mptsas_config_manufacturing_3(MPTSASState *s, uint8_t **data, int address) |
| 220 | { |
| 221 | PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s); |
| 222 | return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 223 | "wb*b*l", |
| 224 | pcic->device_id, pcic->revision); |
| 225 | } |
| 226 | |
| 227 | static |
| 228 | size_t mptsas_config_manufacturing_4(MPTSASState *s, uint8_t **data, int address) |
| 229 | { |
| 230 | /* All zeros */ |
| 231 | return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x05, |
| 232 | "*l*b*b*b*b*b*b*w*s56*l*l*l*l*l*l" |
| 233 | "*b*b*w*b*b*w*l*l"); |
| 234 | } |
| 235 | |
| 236 | static |
| 237 | size_t mptsas_config_manufacturing_5(MPTSASState *s, uint8_t **data, int address) |
| 238 | { |
| 239 | return MPTSAS_CONFIG_PACK(5, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x02, |
| 240 | "q*b*b*w*l*l", s->sas_addr); |
| 241 | } |
| 242 | |
| 243 | static |
| 244 | size_t mptsas_config_manufacturing_6(MPTSASState *s, uint8_t **data, int address) |
| 245 | { |
| 246 | return MPTSAS_CONFIG_PACK(6, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 247 | "*l"); |
| 248 | } |
| 249 | |
| 250 | static |
| 251 | size_t mptsas_config_manufacturing_7(MPTSASState *s, uint8_t **data, int address) |
| 252 | { |
| 253 | return MPTSAS_CONFIG_PACK(7, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 254 | "*l*l*l*s16*b*b*w", MPTSAS_NUM_PORTS); |
| 255 | } |
| 256 | |
| 257 | static |
| 258 | size_t mptsas_config_manufacturing_8(MPTSASState *s, uint8_t **data, int address) |
| 259 | { |
| 260 | return MPTSAS_CONFIG_PACK(8, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 261 | "*l"); |
| 262 | } |
| 263 | |
| 264 | static |
| 265 | size_t mptsas_config_manufacturing_9(MPTSASState *s, uint8_t **data, int address) |
| 266 | { |
| 267 | return MPTSAS_CONFIG_PACK(9, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 268 | "*l"); |
| 269 | } |
| 270 | |
| 271 | static |
| 272 | size_t mptsas_config_manufacturing_10(MPTSASState *s, uint8_t **data, int address) |
| 273 | { |
| 274 | return MPTSAS_CONFIG_PACK(10, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00, |
| 275 | "*l"); |
| 276 | } |
| 277 | |
| 278 | /* I/O unit pages */ |
| 279 | |
| 280 | static |
| 281 | size_t mptsas_config_io_unit_0(MPTSASState *s, uint8_t **data, int address) |
| 282 | { |
| 283 | PCIDevice *pci = PCI_DEVICE(s); |
| 284 | uint64_t unique_value = 0x53504D554D4551LL; /* "QEMUMPTx" */ |
| 285 | |
| 286 | unique_value |= (uint64_t)pci->devfn << 56; |
| 287 | return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x00, |
| 288 | "q", unique_value); |
| 289 | } |
| 290 | |
| 291 | static |
| 292 | size_t mptsas_config_io_unit_1(MPTSASState *s, uint8_t **data, int address) |
| 293 | { |
| 294 | return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x02, "l", |
| 295 | 0x41 /* single function, RAID disabled */ ); |
| 296 | } |
| 297 | |
| 298 | static |
| 299 | size_t mptsas_config_io_unit_2(MPTSASState *s, uint8_t **data, int address) |
| 300 | { |
| 301 | PCIDevice *pci = PCI_DEVICE(s); |
| 302 | uint8_t devfn = pci->devfn; |
| 303 | return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x02, |
| 304 | "llbbw*b*b*w*b*b*w*b*b*w*l", |
| 305 | 0, 0x100, 0 /* pci bus? */, devfn, 0); |
| 306 | } |
| 307 | |
| 308 | static |
| 309 | size_t mptsas_config_io_unit_3(MPTSASState *s, uint8_t **data, int address) |
| 310 | { |
| 311 | return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x01, |
| 312 | "*b*b*w*l"); |
| 313 | } |
| 314 | |
| 315 | static |
| 316 | size_t mptsas_config_io_unit_4(MPTSASState *s, uint8_t **data, int address) |
| 317 | { |
| 318 | return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x00, "*l*l*q"); |
| 319 | } |
| 320 | |
| 321 | /* I/O controller pages */ |
| 322 | |
| 323 | static |
| 324 | size_t mptsas_config_ioc_0(MPTSASState *s, uint8_t **data, int address) |
| 325 | { |
| 326 | PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s); |
| 327 | |
| 328 | return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_IOC, 0x01, |
| 329 | "*l*lwwb*b*b*blww", |
| 330 | pcic->vendor_id, pcic->device_id, pcic->revision, |
Paolo Bonzini | 65a8e1f | 2016-08-29 11:35:37 +0200 | [diff] [blame] | 331 | pcic->class_id, pcic->subsystem_vendor_id, |
Paolo Bonzini | e351b82 | 2015-10-27 18:26:06 +0100 | [diff] [blame] | 332 | pcic->subsystem_id); |
| 333 | } |
| 334 | |
| 335 | static |
| 336 | size_t mptsas_config_ioc_1(MPTSASState *s, uint8_t **data, int address) |
| 337 | { |
| 338 | return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_IOC, 0x03, |
| 339 | "*l*l*b*b*b*b"); |
| 340 | } |
| 341 | |
| 342 | static |
| 343 | size_t mptsas_config_ioc_2(MPTSASState *s, uint8_t **data, int address) |
| 344 | { |
| 345 | return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_IOC, 0x04, |
| 346 | "*l*b*b*b*b"); |
| 347 | } |
| 348 | |
| 349 | static |
| 350 | size_t mptsas_config_ioc_3(MPTSASState *s, uint8_t **data, int address) |
| 351 | { |
| 352 | return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_IOC, 0x00, |
| 353 | "*b*b*w"); |
| 354 | } |
| 355 | |
| 356 | static |
| 357 | size_t mptsas_config_ioc_4(MPTSASState *s, uint8_t **data, int address) |
| 358 | { |
| 359 | return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_IOC, 0x00, |
| 360 | "*b*b*w"); |
| 361 | } |
| 362 | |
| 363 | static |
| 364 | size_t mptsas_config_ioc_5(MPTSASState *s, uint8_t **data, int address) |
| 365 | { |
| 366 | return MPTSAS_CONFIG_PACK(5, MPI_CONFIG_PAGETYPE_IOC, 0x00, |
| 367 | "*l*b*b*w"); |
| 368 | } |
| 369 | |
| 370 | static |
| 371 | size_t mptsas_config_ioc_6(MPTSASState *s, uint8_t **data, int address) |
| 372 | { |
| 373 | return MPTSAS_CONFIG_PACK(6, MPI_CONFIG_PAGETYPE_IOC, 0x01, |
| 374 | "*l*b*b*b*b*b*b*b*b*b*b*w*l*l*l*l*b*b*w" |
| 375 | "*w*w*w*w*l*l*l"); |
| 376 | } |
| 377 | |
| 378 | /* SAS I/O unit pages (extended) */ |
| 379 | |
| 380 | #define MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE 16 |
| 381 | |
| 382 | #define MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION 0x02 |
| 383 | #define MPI_SAS_IOUNIT0_RATE_1_5 0x08 |
| 384 | #define MPI_SAS_IOUNIT0_RATE_3_0 0x09 |
| 385 | |
| 386 | #define MPI_SAS_DEVICE_INFO_NO_DEVICE 0x00000000 |
| 387 | #define MPI_SAS_DEVICE_INFO_END_DEVICE 0x00000001 |
| 388 | #define MPI_SAS_DEVICE_INFO_SSP_TARGET 0x00000400 |
| 389 | |
| 390 | #define MPI_SAS_DEVICE0_ASTATUS_NO_ERRORS 0x00 |
| 391 | |
| 392 | #define MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT 0x0001 |
| 393 | #define MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED 0x0002 |
| 394 | #define MPI_SAS_DEVICE0_FLAGS_MAPPING_PERSISTENT 0x0004 |
| 395 | |
| 396 | |
| 397 | |
| 398 | static SCSIDevice *mptsas_phy_get_device(MPTSASState *s, int i, |
| 399 | int *phy_handle, int *dev_handle) |
| 400 | { |
| 401 | SCSIDevice *d = scsi_device_find(&s->bus, 0, i, 0); |
| 402 | |
| 403 | if (phy_handle) { |
| 404 | *phy_handle = i + 1; |
| 405 | } |
| 406 | if (dev_handle) { |
| 407 | *dev_handle = d ? i + 1 + MPTSAS_NUM_PORTS : 0; |
| 408 | } |
| 409 | return d; |
| 410 | } |
| 411 | |
| 412 | static |
| 413 | size_t mptsas_config_sas_io_unit_0(MPTSASState *s, uint8_t **data, int address) |
| 414 | { |
| 415 | size_t size = MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x04, |
| 416 | "*w*wb*b*w" |
| 417 | repl(MPTSAS_NUM_PORTS, "*s16"), |
| 418 | MPTSAS_NUM_PORTS); |
| 419 | |
| 420 | if (data) { |
| 421 | size_t ofs = size - MPTSAS_NUM_PORTS * MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE; |
| 422 | int i; |
| 423 | |
| 424 | for (i = 0; i < MPTSAS_NUM_PORTS; i++) { |
| 425 | int phy_handle, dev_handle; |
| 426 | SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle); |
| 427 | |
| 428 | fill(*data + ofs, MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE, |
| 429 | "bbbblwwl", i, 0, 0, |
| 430 | (dev |
| 431 | ? MPI_SAS_IOUNIT0_RATE_3_0 |
| 432 | : MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION), |
| 433 | (dev |
| 434 | ? MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET |
| 435 | : MPI_SAS_DEVICE_INFO_NO_DEVICE), |
| 436 | dev_handle, |
| 437 | dev_handle, |
| 438 | 0); |
| 439 | ofs += MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE; |
| 440 | } |
| 441 | assert(ofs == size); |
| 442 | } |
| 443 | return size; |
| 444 | } |
| 445 | |
| 446 | #define MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE 12 |
| 447 | |
| 448 | static |
| 449 | size_t mptsas_config_sas_io_unit_1(MPTSASState *s, uint8_t **data, int address) |
| 450 | { |
| 451 | size_t size = MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x07, |
| 452 | "*w*w*w*wb*b*b*b" |
| 453 | repl(MPTSAS_NUM_PORTS, "*s12"), |
| 454 | MPTSAS_NUM_PORTS); |
| 455 | |
| 456 | if (data) { |
| 457 | size_t ofs = size - MPTSAS_NUM_PORTS * MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE; |
| 458 | int i; |
| 459 | |
| 460 | for (i = 0; i < MPTSAS_NUM_PORTS; i++) { |
| 461 | SCSIDevice *dev = mptsas_phy_get_device(s, i, NULL, NULL); |
| 462 | fill(*data + ofs, MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE, |
| 463 | "bbbblww", i, 0, 0, |
| 464 | (MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5, |
| 465 | (dev |
| 466 | ? MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET |
| 467 | : MPI_SAS_DEVICE_INFO_NO_DEVICE), |
| 468 | 0, 0); |
| 469 | ofs += MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE; |
| 470 | } |
| 471 | assert(ofs == size); |
| 472 | } |
| 473 | return size; |
| 474 | } |
| 475 | |
| 476 | static |
| 477 | size_t mptsas_config_sas_io_unit_2(MPTSASState *s, uint8_t **data, int address) |
| 478 | { |
| 479 | return MPTSAS_CONFIG_PACK_EXT(2, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x06, |
| 480 | "*b*b*w*w*w*b*b*w"); |
| 481 | } |
| 482 | |
| 483 | static |
| 484 | size_t mptsas_config_sas_io_unit_3(MPTSASState *s, uint8_t **data, int address) |
| 485 | { |
| 486 | return MPTSAS_CONFIG_PACK_EXT(3, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x06, |
| 487 | "*l*l*l*l*l*l*l*l*l"); |
| 488 | } |
| 489 | |
| 490 | /* SAS PHY pages (extended) */ |
| 491 | |
| 492 | static int mptsas_phy_addr_get(MPTSASState *s, int address) |
| 493 | { |
| 494 | int i; |
| 495 | if ((address >> MPI_SAS_PHY_PGAD_FORM_SHIFT) == 0) { |
| 496 | i = address & 255; |
| 497 | } else if ((address >> MPI_SAS_PHY_PGAD_FORM_SHIFT) == 1) { |
| 498 | i = address & 65535; |
| 499 | } else { |
| 500 | return -EINVAL; |
| 501 | } |
| 502 | |
| 503 | if (i >= MPTSAS_NUM_PORTS) { |
| 504 | return -EINVAL; |
| 505 | } |
| 506 | |
| 507 | return i; |
| 508 | } |
| 509 | |
| 510 | static |
| 511 | size_t mptsas_config_phy_0(MPTSASState *s, uint8_t **data, int address) |
| 512 | { |
| 513 | int phy_handle = -1; |
| 514 | int dev_handle = -1; |
| 515 | int i = mptsas_phy_addr_get(s, address); |
| 516 | SCSIDevice *dev; |
| 517 | |
| 518 | if (i < 0) { |
| 519 | trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 0); |
| 520 | return i; |
| 521 | } |
| 522 | |
| 523 | dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle); |
| 524 | trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 0); |
| 525 | |
| 526 | return MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, 0x01, |
| 527 | "w*wqwb*blbb*b*b*l", |
| 528 | dev_handle, s->sas_addr, dev_handle, i, |
| 529 | (dev |
| 530 | ? MPI_SAS_DEVICE_INFO_END_DEVICE /* | MPI_SAS_DEVICE_INFO_SSP_TARGET?? */ |
| 531 | : MPI_SAS_DEVICE_INFO_NO_DEVICE), |
| 532 | (MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5, |
| 533 | (MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5); |
| 534 | } |
| 535 | |
| 536 | static |
| 537 | size_t mptsas_config_phy_1(MPTSASState *s, uint8_t **data, int address) |
| 538 | { |
| 539 | int phy_handle = -1; |
| 540 | int dev_handle = -1; |
| 541 | int i = mptsas_phy_addr_get(s, address); |
| 542 | |
| 543 | if (i < 0) { |
| 544 | trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 1); |
| 545 | return i; |
| 546 | } |
| 547 | |
| 548 | (void) mptsas_phy_get_device(s, i, &phy_handle, &dev_handle); |
| 549 | trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 1); |
| 550 | |
| 551 | return MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, 0x01, |
| 552 | "*l*l*l*l*l"); |
| 553 | } |
| 554 | |
| 555 | /* SAS device pages (extended) */ |
| 556 | |
| 557 | static int mptsas_device_addr_get(MPTSASState *s, int address) |
| 558 | { |
| 559 | uint32_t handle, i; |
| 560 | uint32_t form = address >> MPI_SAS_PHY_PGAD_FORM_SHIFT; |
| 561 | if (form == MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE) { |
| 562 | handle = address & MPI_SAS_DEVICE_PGAD_GNH_HANDLE_MASK; |
| 563 | do { |
| 564 | if (handle == 65535) { |
| 565 | handle = MPTSAS_NUM_PORTS + 1; |
| 566 | } else { |
| 567 | ++handle; |
| 568 | } |
| 569 | i = handle - 1 - MPTSAS_NUM_PORTS; |
| 570 | } while (i < MPTSAS_NUM_PORTS && !scsi_device_find(&s->bus, 0, i, 0)); |
| 571 | |
| 572 | } else if (form == MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID) { |
| 573 | if (address & MPI_SAS_DEVICE_PGAD_BT_BUS_MASK) { |
| 574 | return -EINVAL; |
| 575 | } |
| 576 | i = address & MPI_SAS_DEVICE_PGAD_BT_TID_MASK; |
| 577 | |
| 578 | } else if (form == MPI_SAS_DEVICE_PGAD_FORM_HANDLE) { |
| 579 | handle = address & MPI_SAS_DEVICE_PGAD_H_HANDLE_MASK; |
| 580 | i = handle - 1 - MPTSAS_NUM_PORTS; |
| 581 | |
| 582 | } else { |
| 583 | return -EINVAL; |
| 584 | } |
| 585 | |
| 586 | if (i >= MPTSAS_NUM_PORTS) { |
| 587 | return -EINVAL; |
| 588 | } |
| 589 | |
| 590 | return i; |
| 591 | } |
| 592 | |
| 593 | static |
| 594 | size_t mptsas_config_sas_device_0(MPTSASState *s, uint8_t **data, int address) |
| 595 | { |
| 596 | int phy_handle = -1; |
| 597 | int dev_handle = -1; |
| 598 | int i = mptsas_device_addr_get(s, address); |
| 599 | SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle); |
| 600 | |
| 601 | trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 0); |
| 602 | if (!dev) { |
| 603 | return -ENOENT; |
| 604 | } |
| 605 | |
| 606 | return MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x05, |
| 607 | "*w*wqwbbwbblwb*b", |
| 608 | dev->wwn, phy_handle, i, |
| 609 | MPI_SAS_DEVICE0_ASTATUS_NO_ERRORS, |
| 610 | dev_handle, i, 0, |
| 611 | MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET, |
| 612 | (MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT | |
| 613 | MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED | |
| 614 | MPI_SAS_DEVICE0_FLAGS_MAPPING_PERSISTENT), i); |
| 615 | } |
| 616 | |
| 617 | static |
| 618 | size_t mptsas_config_sas_device_1(MPTSASState *s, uint8_t **data, int address) |
| 619 | { |
| 620 | int phy_handle = -1; |
| 621 | int dev_handle = -1; |
| 622 | int i = mptsas_device_addr_get(s, address); |
| 623 | SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle); |
| 624 | |
| 625 | trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 1); |
| 626 | if (!dev) { |
| 627 | return -ENOENT; |
| 628 | } |
| 629 | |
| 630 | return MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x00, |
| 631 | "*lq*lwbb*s20", |
| 632 | dev->wwn, dev_handle, i, 0); |
| 633 | } |
| 634 | |
| 635 | static |
| 636 | size_t mptsas_config_sas_device_2(MPTSASState *s, uint8_t **data, int address) |
| 637 | { |
| 638 | int phy_handle = -1; |
| 639 | int dev_handle = -1; |
| 640 | int i = mptsas_device_addr_get(s, address); |
| 641 | SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle); |
| 642 | |
| 643 | trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 2); |
| 644 | if (!dev) { |
| 645 | return -ENOENT; |
| 646 | } |
| 647 | |
| 648 | return MPTSAS_CONFIG_PACK_EXT(2, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x01, |
| 649 | "ql", dev->wwn, 0); |
| 650 | } |
| 651 | |
| 652 | typedef struct MPTSASConfigPage { |
| 653 | uint8_t number; |
| 654 | uint8_t type; |
| 655 | size_t (*mpt_config_build)(MPTSASState *s, uint8_t **data, int address); |
| 656 | } MPTSASConfigPage; |
| 657 | |
| 658 | static const MPTSASConfigPage mptsas_config_pages[] = { |
| 659 | { |
| 660 | 0, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 661 | mptsas_config_manufacturing_0, |
| 662 | }, { |
| 663 | 1, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 664 | mptsas_config_manufacturing_1, |
| 665 | }, { |
| 666 | 2, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 667 | mptsas_config_manufacturing_2, |
| 668 | }, { |
| 669 | 3, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 670 | mptsas_config_manufacturing_3, |
| 671 | }, { |
| 672 | 4, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 673 | mptsas_config_manufacturing_4, |
| 674 | }, { |
| 675 | 5, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 676 | mptsas_config_manufacturing_5, |
| 677 | }, { |
| 678 | 6, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 679 | mptsas_config_manufacturing_6, |
| 680 | }, { |
| 681 | 7, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 682 | mptsas_config_manufacturing_7, |
| 683 | }, { |
| 684 | 8, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 685 | mptsas_config_manufacturing_8, |
| 686 | }, { |
| 687 | 9, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 688 | mptsas_config_manufacturing_9, |
| 689 | }, { |
| 690 | 10, MPI_CONFIG_PAGETYPE_MANUFACTURING, |
| 691 | mptsas_config_manufacturing_10, |
| 692 | }, { |
| 693 | 0, MPI_CONFIG_PAGETYPE_IO_UNIT, |
| 694 | mptsas_config_io_unit_0, |
| 695 | }, { |
| 696 | 1, MPI_CONFIG_PAGETYPE_IO_UNIT, |
| 697 | mptsas_config_io_unit_1, |
| 698 | }, { |
| 699 | 2, MPI_CONFIG_PAGETYPE_IO_UNIT, |
| 700 | mptsas_config_io_unit_2, |
| 701 | }, { |
| 702 | 3, MPI_CONFIG_PAGETYPE_IO_UNIT, |
| 703 | mptsas_config_io_unit_3, |
| 704 | }, { |
| 705 | 4, MPI_CONFIG_PAGETYPE_IO_UNIT, |
| 706 | mptsas_config_io_unit_4, |
| 707 | }, { |
| 708 | 0, MPI_CONFIG_PAGETYPE_IOC, |
| 709 | mptsas_config_ioc_0, |
| 710 | }, { |
| 711 | 1, MPI_CONFIG_PAGETYPE_IOC, |
| 712 | mptsas_config_ioc_1, |
| 713 | }, { |
| 714 | 2, MPI_CONFIG_PAGETYPE_IOC, |
| 715 | mptsas_config_ioc_2, |
| 716 | }, { |
| 717 | 3, MPI_CONFIG_PAGETYPE_IOC, |
| 718 | mptsas_config_ioc_3, |
| 719 | }, { |
| 720 | 4, MPI_CONFIG_PAGETYPE_IOC, |
| 721 | mptsas_config_ioc_4, |
| 722 | }, { |
| 723 | 5, MPI_CONFIG_PAGETYPE_IOC, |
| 724 | mptsas_config_ioc_5, |
| 725 | }, { |
| 726 | 6, MPI_CONFIG_PAGETYPE_IOC, |
| 727 | mptsas_config_ioc_6, |
| 728 | }, { |
| 729 | 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, |
| 730 | mptsas_config_sas_io_unit_0, |
| 731 | }, { |
| 732 | 1, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, |
| 733 | mptsas_config_sas_io_unit_1, |
| 734 | }, { |
| 735 | 2, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, |
| 736 | mptsas_config_sas_io_unit_2, |
| 737 | }, { |
| 738 | 3, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, |
| 739 | mptsas_config_sas_io_unit_3, |
| 740 | }, { |
| 741 | 0, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, |
| 742 | mptsas_config_phy_0, |
| 743 | }, { |
| 744 | 1, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, |
| 745 | mptsas_config_phy_1, |
| 746 | }, { |
| 747 | 0, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, |
| 748 | mptsas_config_sas_device_0, |
| 749 | }, { |
| 750 | 1, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, |
| 751 | mptsas_config_sas_device_1, |
| 752 | }, { |
| 753 | 2, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, |
| 754 | mptsas_config_sas_device_2, |
| 755 | } |
| 756 | }; |
| 757 | |
| 758 | static const MPTSASConfigPage *mptsas_find_config_page(int type, int number) |
| 759 | { |
| 760 | const MPTSASConfigPage *page; |
| 761 | int i; |
| 762 | |
| 763 | for (i = 0; i < ARRAY_SIZE(mptsas_config_pages); i++) { |
| 764 | page = &mptsas_config_pages[i]; |
| 765 | if (page->type == type && page->number == number) { |
| 766 | return page; |
| 767 | } |
| 768 | } |
| 769 | |
| 770 | return NULL; |
| 771 | } |
| 772 | |
| 773 | void mptsas_process_config(MPTSASState *s, MPIMsgConfig *req) |
| 774 | { |
| 775 | PCIDevice *pci = PCI_DEVICE(s); |
| 776 | |
| 777 | MPIMsgConfigReply reply; |
| 778 | const MPTSASConfigPage *page; |
| 779 | size_t length; |
| 780 | uint8_t type; |
| 781 | uint8_t *data = NULL; |
| 782 | uint32_t flags_and_length; |
| 783 | uint32_t dmalen; |
| 784 | uint64_t pa; |
| 785 | |
| 786 | mptsas_fix_config_endianness(req); |
| 787 | |
| 788 | QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req)); |
| 789 | QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply)); |
| 790 | |
| 791 | /* Copy common bits from the request into the reply. */ |
| 792 | memset(&reply, 0, sizeof(reply)); |
| 793 | reply.Action = req->Action; |
| 794 | reply.Function = req->Function; |
| 795 | reply.MsgContext = req->MsgContext; |
| 796 | reply.MsgLength = sizeof(reply) / 4; |
| 797 | reply.PageType = req->PageType; |
| 798 | reply.PageNumber = req->PageNumber; |
| 799 | reply.PageLength = req->PageLength; |
| 800 | reply.PageVersion = req->PageVersion; |
| 801 | |
| 802 | type = req->PageType & MPI_CONFIG_PAGETYPE_MASK; |
| 803 | if (type == MPI_CONFIG_PAGETYPE_EXTENDED) { |
| 804 | type = req->ExtPageType; |
| 805 | if (type <= MPI_CONFIG_PAGETYPE_MASK) { |
| 806 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_TYPE; |
| 807 | goto out; |
| 808 | } |
| 809 | |
| 810 | reply.ExtPageType = req->ExtPageType; |
| 811 | } |
| 812 | |
| 813 | page = mptsas_find_config_page(type, req->PageNumber); |
| 814 | |
| 815 | switch(req->Action) { |
| 816 | case MPI_CONFIG_ACTION_PAGE_DEFAULT: |
| 817 | case MPI_CONFIG_ACTION_PAGE_HEADER: |
| 818 | case MPI_CONFIG_ACTION_PAGE_READ_NVRAM: |
| 819 | case MPI_CONFIG_ACTION_PAGE_READ_CURRENT: |
| 820 | case MPI_CONFIG_ACTION_PAGE_READ_DEFAULT: |
| 821 | case MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT: |
| 822 | case MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM: |
| 823 | break; |
| 824 | |
| 825 | default: |
| 826 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_ACTION; |
| 827 | goto out; |
| 828 | } |
| 829 | |
| 830 | if (!page) { |
| 831 | page = mptsas_find_config_page(type, 1); |
| 832 | if (page) { |
| 833 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE; |
| 834 | } else { |
| 835 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_TYPE; |
| 836 | } |
| 837 | goto out; |
| 838 | } |
| 839 | |
| 840 | if (req->Action == MPI_CONFIG_ACTION_PAGE_DEFAULT || |
| 841 | req->Action == MPI_CONFIG_ACTION_PAGE_HEADER) { |
| 842 | length = page->mpt_config_build(s, NULL, req->PageAddress); |
| 843 | if ((ssize_t)length < 0) { |
| 844 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE; |
| 845 | goto out; |
| 846 | } else { |
| 847 | goto done; |
| 848 | } |
| 849 | } |
| 850 | |
| 851 | if (req->Action == MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT || |
| 852 | req->Action == MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM) { |
| 853 | length = page->mpt_config_build(s, NULL, req->PageAddress); |
| 854 | if ((ssize_t)length < 0) { |
| 855 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE; |
| 856 | } else { |
| 857 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_CANT_COMMIT; |
| 858 | } |
| 859 | goto out; |
| 860 | } |
| 861 | |
| 862 | flags_and_length = req->PageBufferSGE.FlagsLength; |
| 863 | dmalen = flags_and_length & MPI_SGE_LENGTH_MASK; |
| 864 | if (dmalen == 0) { |
| 865 | length = page->mpt_config_build(s, NULL, req->PageAddress); |
| 866 | if ((ssize_t)length < 0) { |
| 867 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE; |
| 868 | goto out; |
| 869 | } else { |
| 870 | goto done; |
| 871 | } |
| 872 | } |
| 873 | |
| 874 | if (flags_and_length & MPI_SGE_FLAGS_64_BIT_ADDRESSING) { |
| 875 | pa = req->PageBufferSGE.u.Address64; |
| 876 | } else { |
| 877 | pa = req->PageBufferSGE.u.Address32; |
| 878 | } |
| 879 | |
| 880 | /* Only read actions left. */ |
| 881 | length = page->mpt_config_build(s, &data, req->PageAddress); |
| 882 | if ((ssize_t)length < 0) { |
| 883 | reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE; |
| 884 | goto out; |
| 885 | } else { |
| 886 | assert(data[2] == page->number); |
| 887 | pci_dma_write(pci, pa, data, MIN(length, dmalen)); |
| 888 | goto done; |
| 889 | } |
| 890 | |
| 891 | abort(); |
| 892 | |
| 893 | done: |
| 894 | if (type > MPI_CONFIG_PAGETYPE_MASK) { |
| 895 | reply.ExtPageLength = length / 4; |
| 896 | reply.ExtPageType = req->ExtPageType; |
| 897 | } else { |
| 898 | reply.PageLength = length / 4; |
| 899 | } |
| 900 | |
| 901 | out: |
| 902 | mptsas_fix_config_reply_endianness(&reply); |
| 903 | mptsas_reply(s, (MPIDefaultReply *)&reply); |
| 904 | g_free(data); |
| 905 | } |