1 /* 2 * QEMU PowerPC 405 embedded processors emulation 3 * 4 * Copyright (c) 2007 Jocelyn Mayer 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 25 #include "qemu/osdep.h" 26 #include "qemu/units.h" 27 #include "qapi/error.h" 28 #include "qemu/log.h" 29 #include "cpu.h" 30 #include "hw/ppc/ppc.h" 31 #include "hw/i2c/ppc4xx_i2c.h" 32 #include "hw/irq.h" 33 #include "hw/qdev-properties.h" 34 #include "ppc405.h" 35 #include "hw/char/serial.h" 36 #include "qemu/timer.h" 37 #include "sysemu/reset.h" 38 #include "sysemu/sysemu.h" 39 #include "exec/address-spaces.h" 40 #include "hw/intc/ppc-uic.h" 41 #include "trace.h" 42 43 /*****************************************************************************/ 44 /* Shared peripherals */ 45 46 /*****************************************************************************/ 47 /* PLB to OPB bridge */ 48 enum { 49 POB0_BESR0 = 0x0A0, 50 POB0_BESR1 = 0x0A2, 51 POB0_BEAR = 0x0A4, 52 }; 53 54 static uint32_t dcr_read_pob(void *opaque, int dcrn) 55 { 56 Ppc405PobState *pob = opaque; 57 uint32_t ret; 58 59 switch (dcrn) { 60 case POB0_BEAR: 61 ret = pob->bear; 62 break; 63 case POB0_BESR0: 64 ret = pob->besr0; 65 break; 66 case POB0_BESR1: 67 ret = pob->besr1; 68 break; 69 default: 70 /* Avoid gcc warning */ 71 ret = 0; 72 break; 73 } 74 75 return ret; 76 } 77 78 static void dcr_write_pob(void *opaque, int dcrn, uint32_t val) 79 { 80 Ppc405PobState *pob = opaque; 81 82 switch (dcrn) { 83 case POB0_BEAR: 84 /* Read only */ 85 break; 86 case POB0_BESR0: 87 /* Write-clear */ 88 pob->besr0 &= ~val; 89 break; 90 case POB0_BESR1: 91 /* Write-clear */ 92 pob->besr1 &= ~val; 93 break; 94 } 95 } 96 97 static void ppc405_pob_reset(DeviceState *dev) 98 { 99 Ppc405PobState *pob = PPC405_POB(dev); 100 101 /* No error */ 102 pob->bear = 0x00000000; 103 pob->besr0 = 0x0000000; 104 pob->besr1 = 0x0000000; 105 } 106 107 static void ppc405_pob_realize(DeviceState *dev, Error **errp) 108 { 109 Ppc405PobState *pob = PPC405_POB(dev); 110 Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); 111 112 ppc4xx_dcr_register(dcr, POB0_BEAR, pob, &dcr_read_pob, &dcr_write_pob); 113 ppc4xx_dcr_register(dcr, POB0_BESR0, pob, &dcr_read_pob, &dcr_write_pob); 114 ppc4xx_dcr_register(dcr, POB0_BESR1, pob, &dcr_read_pob, &dcr_write_pob); 115 } 116 117 static void ppc405_pob_class_init(ObjectClass *oc, void *data) 118 { 119 DeviceClass *dc = DEVICE_CLASS(oc); 120 121 dc->realize = ppc405_pob_realize; 122 device_class_set_legacy_reset(dc, ppc405_pob_reset); 123 /* Reason: only works as function of a ppc4xx SoC */ 124 dc->user_creatable = false; 125 } 126 127 /*****************************************************************************/ 128 /* OPB arbitrer */ 129 static uint64_t opba_readb(void *opaque, hwaddr addr, unsigned size) 130 { 131 Ppc405OpbaState *opba = opaque; 132 uint32_t ret; 133 134 switch (addr) { 135 case 0x00: 136 ret = opba->cr; 137 break; 138 case 0x01: 139 ret = opba->pr; 140 break; 141 default: 142 ret = 0x00; 143 break; 144 } 145 146 trace_opba_readb(addr, ret); 147 return ret; 148 } 149 150 static void opba_writeb(void *opaque, hwaddr addr, uint64_t value, 151 unsigned size) 152 { 153 Ppc405OpbaState *opba = opaque; 154 155 trace_opba_writeb(addr, value); 156 157 switch (addr) { 158 case 0x00: 159 opba->cr = value & 0xF8; 160 break; 161 case 0x01: 162 opba->pr = value & 0xFF; 163 break; 164 default: 165 break; 166 } 167 } 168 static const MemoryRegionOps opba_ops = { 169 .read = opba_readb, 170 .write = opba_writeb, 171 .impl.min_access_size = 1, 172 .impl.max_access_size = 1, 173 .valid.min_access_size = 1, 174 .valid.max_access_size = 4, 175 .endianness = DEVICE_BIG_ENDIAN, 176 }; 177 178 static void ppc405_opba_reset(DeviceState *dev) 179 { 180 Ppc405OpbaState *opba = PPC405_OPBA(dev); 181 182 opba->cr = 0x00; /* No dynamic priorities - park disabled */ 183 opba->pr = 0x11; 184 } 185 186 static void ppc405_opba_realize(DeviceState *dev, Error **errp) 187 { 188 Ppc405OpbaState *s = PPC405_OPBA(dev); 189 190 memory_region_init_io(&s->io, OBJECT(s), &opba_ops, s, "opba", 2); 191 sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->io); 192 } 193 194 static void ppc405_opba_class_init(ObjectClass *oc, void *data) 195 { 196 DeviceClass *dc = DEVICE_CLASS(oc); 197 198 dc->realize = ppc405_opba_realize; 199 device_class_set_legacy_reset(dc, ppc405_opba_reset); 200 /* Reason: only works as function of a ppc4xx SoC */ 201 dc->user_creatable = false; 202 } 203 204 /*****************************************************************************/ 205 /* Code decompression controller */ 206 /* XXX: TODO */ 207 208 /*****************************************************************************/ 209 /* DMA controller */ 210 enum { 211 DMA0_CR0 = 0x100, 212 DMA0_CT0 = 0x101, 213 DMA0_DA0 = 0x102, 214 DMA0_SA0 = 0x103, 215 DMA0_SG0 = 0x104, 216 DMA0_CR1 = 0x108, 217 DMA0_CT1 = 0x109, 218 DMA0_DA1 = 0x10A, 219 DMA0_SA1 = 0x10B, 220 DMA0_SG1 = 0x10C, 221 DMA0_CR2 = 0x110, 222 DMA0_CT2 = 0x111, 223 DMA0_DA2 = 0x112, 224 DMA0_SA2 = 0x113, 225 DMA0_SG2 = 0x114, 226 DMA0_CR3 = 0x118, 227 DMA0_CT3 = 0x119, 228 DMA0_DA3 = 0x11A, 229 DMA0_SA3 = 0x11B, 230 DMA0_SG3 = 0x11C, 231 DMA0_SR = 0x120, 232 DMA0_SGC = 0x123, 233 DMA0_SLP = 0x125, 234 DMA0_POL = 0x126, 235 }; 236 237 static uint32_t dcr_read_dma(void *opaque, int dcrn) 238 { 239 return 0; 240 } 241 242 static void dcr_write_dma(void *opaque, int dcrn, uint32_t val) 243 { 244 } 245 246 static void ppc405_dma_reset(DeviceState *dev) 247 { 248 Ppc405DmaState *dma = PPC405_DMA(dev); 249 int i; 250 251 for (i = 0; i < 4; i++) { 252 dma->cr[i] = 0x00000000; 253 dma->ct[i] = 0x00000000; 254 dma->da[i] = 0x00000000; 255 dma->sa[i] = 0x00000000; 256 dma->sg[i] = 0x00000000; 257 } 258 dma->sr = 0x00000000; 259 dma->sgc = 0x00000000; 260 dma->slp = 0x7C000000; 261 dma->pol = 0x00000000; 262 } 263 264 static void ppc405_dma_realize(DeviceState *dev, Error **errp) 265 { 266 Ppc405DmaState *dma = PPC405_DMA(dev); 267 Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); 268 int i; 269 270 for (i = 0; i < ARRAY_SIZE(dma->irqs); i++) { 271 sysbus_init_irq(SYS_BUS_DEVICE(dma), &dma->irqs[i]); 272 } 273 274 ppc4xx_dcr_register(dcr, DMA0_CR0, dma, &dcr_read_dma, &dcr_write_dma); 275 ppc4xx_dcr_register(dcr, DMA0_CT0, dma, &dcr_read_dma, &dcr_write_dma); 276 ppc4xx_dcr_register(dcr, DMA0_DA0, dma, &dcr_read_dma, &dcr_write_dma); 277 ppc4xx_dcr_register(dcr, DMA0_SA0, dma, &dcr_read_dma, &dcr_write_dma); 278 ppc4xx_dcr_register(dcr, DMA0_SG0, dma, &dcr_read_dma, &dcr_write_dma); 279 ppc4xx_dcr_register(dcr, DMA0_CR1, dma, &dcr_read_dma, &dcr_write_dma); 280 ppc4xx_dcr_register(dcr, DMA0_CT1, dma, &dcr_read_dma, &dcr_write_dma); 281 ppc4xx_dcr_register(dcr, DMA0_DA1, dma, &dcr_read_dma, &dcr_write_dma); 282 ppc4xx_dcr_register(dcr, DMA0_SA1, dma, &dcr_read_dma, &dcr_write_dma); 283 ppc4xx_dcr_register(dcr, DMA0_SG1, dma, &dcr_read_dma, &dcr_write_dma); 284 ppc4xx_dcr_register(dcr, DMA0_CR2, dma, &dcr_read_dma, &dcr_write_dma); 285 ppc4xx_dcr_register(dcr, DMA0_CT2, dma, &dcr_read_dma, &dcr_write_dma); 286 ppc4xx_dcr_register(dcr, DMA0_DA2, dma, &dcr_read_dma, &dcr_write_dma); 287 ppc4xx_dcr_register(dcr, DMA0_SA2, dma, &dcr_read_dma, &dcr_write_dma); 288 ppc4xx_dcr_register(dcr, DMA0_SG2, dma, &dcr_read_dma, &dcr_write_dma); 289 ppc4xx_dcr_register(dcr, DMA0_CR3, dma, &dcr_read_dma, &dcr_write_dma); 290 ppc4xx_dcr_register(dcr, DMA0_CT3, dma, &dcr_read_dma, &dcr_write_dma); 291 ppc4xx_dcr_register(dcr, DMA0_DA3, dma, &dcr_read_dma, &dcr_write_dma); 292 ppc4xx_dcr_register(dcr, DMA0_SA3, dma, &dcr_read_dma, &dcr_write_dma); 293 ppc4xx_dcr_register(dcr, DMA0_SG3, dma, &dcr_read_dma, &dcr_write_dma); 294 ppc4xx_dcr_register(dcr, DMA0_SR, dma, &dcr_read_dma, &dcr_write_dma); 295 ppc4xx_dcr_register(dcr, DMA0_SGC, dma, &dcr_read_dma, &dcr_write_dma); 296 ppc4xx_dcr_register(dcr, DMA0_SLP, dma, &dcr_read_dma, &dcr_write_dma); 297 ppc4xx_dcr_register(dcr, DMA0_POL, dma, &dcr_read_dma, &dcr_write_dma); 298 } 299 300 static void ppc405_dma_class_init(ObjectClass *oc, void *data) 301 { 302 DeviceClass *dc = DEVICE_CLASS(oc); 303 304 dc->realize = ppc405_dma_realize; 305 device_class_set_legacy_reset(dc, ppc405_dma_reset); 306 /* Reason: only works as function of a ppc4xx SoC */ 307 dc->user_creatable = false; 308 } 309 310 /*****************************************************************************/ 311 /* GPIO */ 312 static uint64_t ppc405_gpio_read(void *opaque, hwaddr addr, unsigned size) 313 { 314 trace_ppc405_gpio_read(addr, size); 315 return 0; 316 } 317 318 static void ppc405_gpio_write(void *opaque, hwaddr addr, uint64_t value, 319 unsigned size) 320 { 321 trace_ppc405_gpio_write(addr, size, value); 322 } 323 324 static const MemoryRegionOps ppc405_gpio_ops = { 325 .read = ppc405_gpio_read, 326 .write = ppc405_gpio_write, 327 .endianness = DEVICE_NATIVE_ENDIAN, 328 }; 329 330 static void ppc405_gpio_realize(DeviceState *dev, Error **errp) 331 { 332 Ppc405GpioState *s = PPC405_GPIO(dev); 333 334 memory_region_init_io(&s->io, OBJECT(s), &ppc405_gpio_ops, s, "gpio", 335 0x38); 336 sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->io); 337 } 338 339 static void ppc405_gpio_class_init(ObjectClass *oc, void *data) 340 { 341 DeviceClass *dc = DEVICE_CLASS(oc); 342 343 dc->realize = ppc405_gpio_realize; 344 /* Reason: only works as function of a ppc4xx SoC */ 345 dc->user_creatable = false; 346 } 347 348 /*****************************************************************************/ 349 /* On Chip Memory */ 350 enum { 351 OCM0_ISARC = 0x018, 352 OCM0_ISACNTL = 0x019, 353 OCM0_DSARC = 0x01A, 354 OCM0_DSACNTL = 0x01B, 355 }; 356 357 static void ocm_update_mappings(Ppc405OcmState *ocm, 358 uint32_t isarc, uint32_t isacntl, 359 uint32_t dsarc, uint32_t dsacntl) 360 { 361 trace_ocm_update_mappings(isarc, isacntl, dsarc, dsacntl, ocm->isarc, 362 ocm->isacntl, ocm->dsarc, ocm->dsacntl); 363 364 if (ocm->isarc != isarc || 365 (ocm->isacntl & 0x80000000) != (isacntl & 0x80000000)) { 366 if (ocm->isacntl & 0x80000000) { 367 /* Unmap previously assigned memory region */ 368 trace_ocm_unmap("ISA", ocm->isarc); 369 memory_region_del_subregion(get_system_memory(), &ocm->isarc_ram); 370 } 371 if (isacntl & 0x80000000) { 372 /* Map new instruction memory region */ 373 trace_ocm_map("ISA", isarc); 374 memory_region_add_subregion(get_system_memory(), isarc, 375 &ocm->isarc_ram); 376 } 377 } 378 if (ocm->dsarc != dsarc || 379 (ocm->dsacntl & 0x80000000) != (dsacntl & 0x80000000)) { 380 if (ocm->dsacntl & 0x80000000) { 381 /* Beware not to unmap the region we just mapped */ 382 if (!(isacntl & 0x80000000) || ocm->dsarc != isarc) { 383 /* Unmap previously assigned memory region */ 384 trace_ocm_unmap("DSA", ocm->dsarc); 385 memory_region_del_subregion(get_system_memory(), 386 &ocm->dsarc_ram); 387 } 388 } 389 if (dsacntl & 0x80000000) { 390 /* Beware not to remap the region we just mapped */ 391 if (!(isacntl & 0x80000000) || dsarc != isarc) { 392 /* Map new data memory region */ 393 trace_ocm_map("DSA", dsarc); 394 memory_region_add_subregion(get_system_memory(), dsarc, 395 &ocm->dsarc_ram); 396 } 397 } 398 } 399 } 400 401 static uint32_t dcr_read_ocm(void *opaque, int dcrn) 402 { 403 Ppc405OcmState *ocm = opaque; 404 uint32_t ret; 405 406 switch (dcrn) { 407 case OCM0_ISARC: 408 ret = ocm->isarc; 409 break; 410 case OCM0_ISACNTL: 411 ret = ocm->isacntl; 412 break; 413 case OCM0_DSARC: 414 ret = ocm->dsarc; 415 break; 416 case OCM0_DSACNTL: 417 ret = ocm->dsacntl; 418 break; 419 default: 420 ret = 0; 421 break; 422 } 423 424 return ret; 425 } 426 427 static void dcr_write_ocm(void *opaque, int dcrn, uint32_t val) 428 { 429 Ppc405OcmState *ocm = opaque; 430 uint32_t isarc, dsarc, isacntl, dsacntl; 431 432 isarc = ocm->isarc; 433 dsarc = ocm->dsarc; 434 isacntl = ocm->isacntl; 435 dsacntl = ocm->dsacntl; 436 switch (dcrn) { 437 case OCM0_ISARC: 438 isarc = val & 0xFC000000; 439 break; 440 case OCM0_ISACNTL: 441 isacntl = val & 0xC0000000; 442 break; 443 case OCM0_DSARC: 444 isarc = val & 0xFC000000; 445 break; 446 case OCM0_DSACNTL: 447 isacntl = val & 0xC0000000; 448 break; 449 } 450 ocm_update_mappings(ocm, isarc, isacntl, dsarc, dsacntl); 451 ocm->isarc = isarc; 452 ocm->dsarc = dsarc; 453 ocm->isacntl = isacntl; 454 ocm->dsacntl = dsacntl; 455 } 456 457 static void ppc405_ocm_reset(DeviceState *dev) 458 { 459 Ppc405OcmState *ocm = PPC405_OCM(dev); 460 uint32_t isarc, dsarc, isacntl, dsacntl; 461 462 isarc = 0x00000000; 463 isacntl = 0x00000000; 464 dsarc = 0x00000000; 465 dsacntl = 0x00000000; 466 ocm_update_mappings(ocm, isarc, isacntl, dsarc, dsacntl); 467 ocm->isarc = isarc; 468 ocm->dsarc = dsarc; 469 ocm->isacntl = isacntl; 470 ocm->dsacntl = dsacntl; 471 } 472 473 static void ppc405_ocm_realize(DeviceState *dev, Error **errp) 474 { 475 Ppc405OcmState *ocm = PPC405_OCM(dev); 476 Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); 477 478 /* XXX: Size is 4096 or 0x04000000 */ 479 memory_region_init_ram(&ocm->isarc_ram, OBJECT(ocm), "ppc405.ocm", 4 * KiB, 480 &error_fatal); 481 memory_region_init_alias(&ocm->dsarc_ram, OBJECT(ocm), "ppc405.dsarc", 482 &ocm->isarc_ram, 0, 4 * KiB); 483 484 ppc4xx_dcr_register(dcr, OCM0_ISARC, ocm, &dcr_read_ocm, &dcr_write_ocm); 485 ppc4xx_dcr_register(dcr, OCM0_ISACNTL, ocm, &dcr_read_ocm, &dcr_write_ocm); 486 ppc4xx_dcr_register(dcr, OCM0_DSARC, ocm, &dcr_read_ocm, &dcr_write_ocm); 487 ppc4xx_dcr_register(dcr, OCM0_DSACNTL, ocm, &dcr_read_ocm, &dcr_write_ocm); 488 } 489 490 static void ppc405_ocm_class_init(ObjectClass *oc, void *data) 491 { 492 DeviceClass *dc = DEVICE_CLASS(oc); 493 494 dc->realize = ppc405_ocm_realize; 495 device_class_set_legacy_reset(dc, ppc405_ocm_reset); 496 /* Reason: only works as function of a ppc4xx SoC */ 497 dc->user_creatable = false; 498 } 499 500 /*****************************************************************************/ 501 /* General purpose timers */ 502 static int ppc4xx_gpt_compare(Ppc405GptState *gpt, int n) 503 { 504 /* XXX: TODO */ 505 return 0; 506 } 507 508 static void ppc4xx_gpt_set_output(Ppc405GptState *gpt, int n, int level) 509 { 510 /* XXX: TODO */ 511 } 512 513 static void ppc4xx_gpt_set_outputs(Ppc405GptState *gpt) 514 { 515 uint32_t mask; 516 int i; 517 518 mask = 0x80000000; 519 for (i = 0; i < 5; i++) { 520 if (gpt->oe & mask) { 521 /* Output is enabled */ 522 if (ppc4xx_gpt_compare(gpt, i)) { 523 /* Comparison is OK */ 524 ppc4xx_gpt_set_output(gpt, i, gpt->ol & mask); 525 } else { 526 /* Comparison is KO */ 527 ppc4xx_gpt_set_output(gpt, i, gpt->ol & mask ? 0 : 1); 528 } 529 } 530 mask = mask >> 1; 531 } 532 } 533 534 static void ppc4xx_gpt_set_irqs(Ppc405GptState *gpt) 535 { 536 uint32_t mask; 537 int i; 538 539 mask = 0x00008000; 540 for (i = 0; i < 5; i++) { 541 if (gpt->is & gpt->im & mask) { 542 qemu_irq_raise(gpt->irqs[i]); 543 } else { 544 qemu_irq_lower(gpt->irqs[i]); 545 } 546 mask = mask >> 1; 547 } 548 } 549 550 static void ppc4xx_gpt_compute_timer(Ppc405GptState *gpt) 551 { 552 /* XXX: TODO */ 553 } 554 555 static uint64_t ppc4xx_gpt_read(void *opaque, hwaddr addr, unsigned size) 556 { 557 Ppc405GptState *gpt = opaque; 558 uint32_t ret; 559 int idx; 560 561 trace_ppc4xx_gpt_read(addr, size); 562 563 switch (addr) { 564 case 0x00: 565 /* Time base counter */ 566 ret = muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + gpt->tb_offset, 567 gpt->tb_freq, NANOSECONDS_PER_SECOND); 568 break; 569 case 0x10: 570 /* Output enable */ 571 ret = gpt->oe; 572 break; 573 case 0x14: 574 /* Output level */ 575 ret = gpt->ol; 576 break; 577 case 0x18: 578 /* Interrupt mask */ 579 ret = gpt->im; 580 break; 581 case 0x1C: 582 case 0x20: 583 /* Interrupt status */ 584 ret = gpt->is; 585 break; 586 case 0x24: 587 /* Interrupt enable */ 588 ret = gpt->ie; 589 break; 590 case 0x80 ... 0x90: 591 /* Compare timer */ 592 idx = (addr - 0x80) >> 2; 593 ret = gpt->comp[idx]; 594 break; 595 case 0xC0 ... 0xD0: 596 /* Compare mask */ 597 idx = (addr - 0xC0) >> 2; 598 ret = gpt->mask[idx]; 599 break; 600 default: 601 ret = -1; 602 break; 603 } 604 605 return ret; 606 } 607 608 static void ppc4xx_gpt_write(void *opaque, hwaddr addr, uint64_t value, 609 unsigned size) 610 { 611 Ppc405GptState *gpt = opaque; 612 int idx; 613 614 trace_ppc4xx_gpt_write(addr, size, value); 615 616 switch (addr) { 617 case 0x00: 618 /* Time base counter */ 619 gpt->tb_offset = muldiv64(value, NANOSECONDS_PER_SECOND, gpt->tb_freq) 620 - qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 621 ppc4xx_gpt_compute_timer(gpt); 622 break; 623 case 0x10: 624 /* Output enable */ 625 gpt->oe = value & 0xF8000000; 626 ppc4xx_gpt_set_outputs(gpt); 627 break; 628 case 0x14: 629 /* Output level */ 630 gpt->ol = value & 0xF8000000; 631 ppc4xx_gpt_set_outputs(gpt); 632 break; 633 case 0x18: 634 /* Interrupt mask */ 635 gpt->im = value & 0x0000F800; 636 break; 637 case 0x1C: 638 /* Interrupt status set */ 639 gpt->is |= value & 0x0000F800; 640 ppc4xx_gpt_set_irqs(gpt); 641 break; 642 case 0x20: 643 /* Interrupt status clear */ 644 gpt->is &= ~(value & 0x0000F800); 645 ppc4xx_gpt_set_irqs(gpt); 646 break; 647 case 0x24: 648 /* Interrupt enable */ 649 gpt->ie = value & 0x0000F800; 650 ppc4xx_gpt_set_irqs(gpt); 651 break; 652 case 0x80 ... 0x90: 653 /* Compare timer */ 654 idx = (addr - 0x80) >> 2; 655 gpt->comp[idx] = value & 0xF8000000; 656 ppc4xx_gpt_compute_timer(gpt); 657 break; 658 case 0xC0 ... 0xD0: 659 /* Compare mask */ 660 idx = (addr - 0xC0) >> 2; 661 gpt->mask[idx] = value & 0xF8000000; 662 ppc4xx_gpt_compute_timer(gpt); 663 break; 664 } 665 } 666 667 static const MemoryRegionOps gpt_ops = { 668 .read = ppc4xx_gpt_read, 669 .write = ppc4xx_gpt_write, 670 .valid.min_access_size = 4, 671 .valid.max_access_size = 4, 672 .endianness = DEVICE_NATIVE_ENDIAN, 673 }; 674 675 static void ppc4xx_gpt_cb(void *opaque) 676 { 677 Ppc405GptState *gpt = opaque; 678 679 ppc4xx_gpt_set_irqs(gpt); 680 ppc4xx_gpt_set_outputs(gpt); 681 ppc4xx_gpt_compute_timer(gpt); 682 } 683 684 static void ppc405_gpt_reset(DeviceState *dev) 685 { 686 Ppc405GptState *gpt = PPC405_GPT(dev); 687 int i; 688 689 timer_del(gpt->timer); 690 gpt->oe = 0x00000000; 691 gpt->ol = 0x00000000; 692 gpt->im = 0x00000000; 693 gpt->is = 0x00000000; 694 gpt->ie = 0x00000000; 695 for (i = 0; i < 5; i++) { 696 gpt->comp[i] = 0x00000000; 697 gpt->mask[i] = 0x00000000; 698 } 699 } 700 701 static void ppc405_gpt_realize(DeviceState *dev, Error **errp) 702 { 703 Ppc405GptState *s = PPC405_GPT(dev); 704 SysBusDevice *sbd = SYS_BUS_DEVICE(dev); 705 int i; 706 707 s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, &ppc4xx_gpt_cb, s); 708 memory_region_init_io(&s->iomem, OBJECT(s), &gpt_ops, s, "gpt", 0xd4); 709 sysbus_init_mmio(sbd, &s->iomem); 710 711 for (i = 0; i < ARRAY_SIZE(s->irqs); i++) { 712 sysbus_init_irq(sbd, &s->irqs[i]); 713 } 714 } 715 716 static void ppc405_gpt_finalize(Object *obj) 717 { 718 /* timer will be NULL if the GPT wasn't realized */ 719 if (PPC405_GPT(obj)->timer) { 720 timer_del(PPC405_GPT(obj)->timer); 721 } 722 } 723 724 static void ppc405_gpt_class_init(ObjectClass *oc, void *data) 725 { 726 DeviceClass *dc = DEVICE_CLASS(oc); 727 728 dc->realize = ppc405_gpt_realize; 729 device_class_set_legacy_reset(dc, ppc405_gpt_reset); 730 /* Reason: only works as function of a ppc4xx SoC */ 731 dc->user_creatable = false; 732 } 733 734 /*****************************************************************************/ 735 /* PowerPC 405EP */ 736 /* CPU control */ 737 enum { 738 PPC405EP_CPC0_PLLMR0 = 0x0F0, 739 PPC405EP_CPC0_BOOT = 0x0F1, 740 PPC405EP_CPC0_EPCTL = 0x0F3, 741 PPC405EP_CPC0_PLLMR1 = 0x0F4, 742 PPC405EP_CPC0_UCR = 0x0F5, 743 PPC405EP_CPC0_SRR = 0x0F6, 744 PPC405EP_CPC0_JTAGID = 0x0F7, 745 PPC405EP_CPC0_PCI = 0x0F9, 746 #if 0 747 PPC405EP_CPC0_ER = xxx, 748 PPC405EP_CPC0_FR = xxx, 749 PPC405EP_CPC0_SR = xxx, 750 #endif 751 }; 752 753 static void ppc405ep_compute_clocks(Ppc405CpcState *cpc) 754 { 755 uint32_t CPU_clk, PLB_clk, OPB_clk, EBC_clk, MAL_clk, PCI_clk; 756 uint32_t UART0_clk, UART1_clk; 757 uint64_t VCO_out, PLL_out; 758 int M, D; 759 760 VCO_out = 0; 761 if ((cpc->pllmr[1] & 0x80000000) && !(cpc->pllmr[1] & 0x40000000)) { 762 M = (((cpc->pllmr[1] >> 20) - 1) & 0xF) + 1; /* FBMUL */ 763 trace_ppc405ep_clocks_compute("FBMUL", (cpc->pllmr[1] >> 20) & 0xF, M); 764 D = 8 - ((cpc->pllmr[1] >> 16) & 0x7); /* FWDA */ 765 trace_ppc405ep_clocks_compute("FWDA", (cpc->pllmr[1] >> 16) & 0x7, D); 766 VCO_out = (uint64_t)cpc->sysclk * M * D; 767 if (VCO_out < 500000000UL || VCO_out > 1000000000UL) { 768 /* Error - unlock the PLL */ 769 qemu_log_mask(LOG_GUEST_ERROR, "VCO out of range %" PRIu64 "\n", 770 VCO_out); 771 #if 0 772 cpc->pllmr[1] &= ~0x80000000; 773 goto pll_bypass; 774 #endif 775 } 776 PLL_out = VCO_out / D; 777 /* Pretend the PLL is locked */ 778 cpc->boot |= 0x00000001; 779 } else { 780 #if 0 781 pll_bypass: 782 #endif 783 PLL_out = cpc->sysclk; 784 if (cpc->pllmr[1] & 0x40000000) { 785 /* Pretend the PLL is not locked */ 786 cpc->boot &= ~0x00000001; 787 } 788 } 789 /* Now, compute all other clocks */ 790 D = ((cpc->pllmr[0] >> 20) & 0x3) + 1; /* CCDV */ 791 trace_ppc405ep_clocks_compute("CCDV", (cpc->pllmr[0] >> 20) & 0x3, D); 792 CPU_clk = PLL_out / D; 793 D = ((cpc->pllmr[0] >> 16) & 0x3) + 1; /* CBDV */ 794 trace_ppc405ep_clocks_compute("CBDV", (cpc->pllmr[0] >> 16) & 0x3, D); 795 PLB_clk = CPU_clk / D; 796 D = ((cpc->pllmr[0] >> 12) & 0x3) + 1; /* OPDV */ 797 trace_ppc405ep_clocks_compute("OPDV", (cpc->pllmr[0] >> 12) & 0x3, D); 798 OPB_clk = PLB_clk / D; 799 D = ((cpc->pllmr[0] >> 8) & 0x3) + 2; /* EPDV */ 800 trace_ppc405ep_clocks_compute("EPDV", (cpc->pllmr[0] >> 8) & 0x3, D); 801 EBC_clk = PLB_clk / D; 802 D = ((cpc->pllmr[0] >> 4) & 0x3) + 1; /* MPDV */ 803 trace_ppc405ep_clocks_compute("MPDV", (cpc->pllmr[0] >> 4) & 0x3, D); 804 MAL_clk = PLB_clk / D; 805 D = (cpc->pllmr[0] & 0x3) + 1; /* PPDV */ 806 trace_ppc405ep_clocks_compute("PPDV", cpc->pllmr[0] & 0x3, D); 807 PCI_clk = PLB_clk / D; 808 D = ((cpc->ucr - 1) & 0x7F) + 1; /* U0DIV */ 809 trace_ppc405ep_clocks_compute("U0DIV", cpc->ucr & 0x7F, D); 810 UART0_clk = PLL_out / D; 811 D = (((cpc->ucr >> 8) - 1) & 0x7F) + 1; /* U1DIV */ 812 trace_ppc405ep_clocks_compute("U1DIV", (cpc->ucr >> 8) & 0x7F, D); 813 UART1_clk = PLL_out / D; 814 815 if (trace_event_get_state_backends(TRACE_PPC405EP_CLOCKS_SETUP)) { 816 g_autofree char *trace = g_strdup_printf( 817 "Setup PPC405EP clocks - sysclk %" PRIu32 " VCO %" PRIu64 818 " PLL out %" PRIu64 " Hz\n" 819 "CPU %" PRIu32 " PLB %" PRIu32 " OPB %" PRIu32 " EBC %" PRIu32 820 " MAL %" PRIu32 " PCI %" PRIu32 " UART0 %" PRIu32 821 " UART1 %" PRIu32 "\n", 822 cpc->sysclk, VCO_out, PLL_out, 823 CPU_clk, PLB_clk, OPB_clk, EBC_clk, MAL_clk, PCI_clk, 824 UART0_clk, UART1_clk); 825 trace_ppc405ep_clocks_setup(trace); 826 } 827 828 /* Setup CPU clocks */ 829 clk_setup(&cpc->clk_setup[PPC405EP_CPU_CLK], CPU_clk); 830 /* Setup PLB clock */ 831 clk_setup(&cpc->clk_setup[PPC405EP_PLB_CLK], PLB_clk); 832 /* Setup OPB clock */ 833 clk_setup(&cpc->clk_setup[PPC405EP_OPB_CLK], OPB_clk); 834 /* Setup external clock */ 835 clk_setup(&cpc->clk_setup[PPC405EP_EBC_CLK], EBC_clk); 836 /* Setup MAL clock */ 837 clk_setup(&cpc->clk_setup[PPC405EP_MAL_CLK], MAL_clk); 838 /* Setup PCI clock */ 839 clk_setup(&cpc->clk_setup[PPC405EP_PCI_CLK], PCI_clk); 840 /* Setup UART0 clock */ 841 clk_setup(&cpc->clk_setup[PPC405EP_UART0_CLK], UART0_clk); 842 /* Setup UART1 clock */ 843 clk_setup(&cpc->clk_setup[PPC405EP_UART1_CLK], UART1_clk); 844 } 845 846 static uint32_t dcr_read_epcpc(void *opaque, int dcrn) 847 { 848 Ppc405CpcState *cpc = opaque; 849 uint32_t ret; 850 851 switch (dcrn) { 852 case PPC405EP_CPC0_BOOT: 853 ret = cpc->boot; 854 break; 855 case PPC405EP_CPC0_EPCTL: 856 ret = cpc->epctl; 857 break; 858 case PPC405EP_CPC0_PLLMR0: 859 ret = cpc->pllmr[0]; 860 break; 861 case PPC405EP_CPC0_PLLMR1: 862 ret = cpc->pllmr[1]; 863 break; 864 case PPC405EP_CPC0_UCR: 865 ret = cpc->ucr; 866 break; 867 case PPC405EP_CPC0_SRR: 868 ret = cpc->srr; 869 break; 870 case PPC405EP_CPC0_JTAGID: 871 ret = cpc->jtagid; 872 break; 873 case PPC405EP_CPC0_PCI: 874 ret = cpc->pci; 875 break; 876 default: 877 /* Avoid gcc warning */ 878 ret = 0; 879 break; 880 } 881 882 return ret; 883 } 884 885 static void dcr_write_epcpc(void *opaque, int dcrn, uint32_t val) 886 { 887 Ppc405CpcState *cpc = opaque; 888 889 switch (dcrn) { 890 case PPC405EP_CPC0_BOOT: 891 /* Read-only register */ 892 break; 893 case PPC405EP_CPC0_EPCTL: 894 /* Don't care for now */ 895 cpc->epctl = val & 0xC00000F3; 896 break; 897 case PPC405EP_CPC0_PLLMR0: 898 cpc->pllmr[0] = val & 0x00633333; 899 ppc405ep_compute_clocks(cpc); 900 break; 901 case PPC405EP_CPC0_PLLMR1: 902 cpc->pllmr[1] = val & 0xC0F73FFF; 903 ppc405ep_compute_clocks(cpc); 904 break; 905 case PPC405EP_CPC0_UCR: 906 /* UART control - don't care for now */ 907 cpc->ucr = val & 0x003F7F7F; 908 break; 909 case PPC405EP_CPC0_SRR: 910 cpc->srr = val; 911 break; 912 case PPC405EP_CPC0_JTAGID: 913 /* Read-only */ 914 break; 915 case PPC405EP_CPC0_PCI: 916 cpc->pci = val; 917 break; 918 } 919 } 920 921 static void ppc405_cpc_reset(DeviceState *dev) 922 { 923 Ppc405CpcState *cpc = PPC405_CPC(dev); 924 925 cpc->boot = 0x00000010; /* Boot from PCI - IIC EEPROM disabled */ 926 cpc->epctl = 0x00000000; 927 cpc->pllmr[0] = 0x00021002; 928 cpc->pllmr[1] = 0x80a552be; 929 cpc->ucr = 0x00004646; 930 cpc->srr = 0x00040000; 931 cpc->pci = 0x00000000; 932 cpc->er = 0x00000000; 933 cpc->fr = 0x00000000; 934 cpc->sr = 0x00000000; 935 cpc->jtagid = 0x20267049; 936 ppc405ep_compute_clocks(cpc); 937 } 938 939 /* XXX: sysclk should be between 25 and 100 MHz */ 940 static void ppc405_cpc_realize(DeviceState *dev, Error **errp) 941 { 942 Ppc405CpcState *cpc = PPC405_CPC(dev); 943 Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); 944 945 assert(dcr->cpu); 946 cpc->clk_setup[PPC405EP_CPU_CLK].cb = 947 ppc_40x_timers_init(&dcr->cpu->env, cpc->sysclk, PPC_INTERRUPT_PIT); 948 cpc->clk_setup[PPC405EP_CPU_CLK].opaque = &dcr->cpu->env; 949 950 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_BOOT, cpc, 951 &dcr_read_epcpc, &dcr_write_epcpc); 952 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_EPCTL, cpc, 953 &dcr_read_epcpc, &dcr_write_epcpc); 954 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_PLLMR0, cpc, 955 &dcr_read_epcpc, &dcr_write_epcpc); 956 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_PLLMR1, cpc, 957 &dcr_read_epcpc, &dcr_write_epcpc); 958 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_UCR, cpc, 959 &dcr_read_epcpc, &dcr_write_epcpc); 960 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_SRR, cpc, 961 &dcr_read_epcpc, &dcr_write_epcpc); 962 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_JTAGID, cpc, 963 &dcr_read_epcpc, &dcr_write_epcpc); 964 ppc4xx_dcr_register(dcr, PPC405EP_CPC0_PCI, cpc, 965 &dcr_read_epcpc, &dcr_write_epcpc); 966 } 967 968 static Property ppc405_cpc_properties[] = { 969 DEFINE_PROP_UINT32("sys-clk", Ppc405CpcState, sysclk, 0), 970 DEFINE_PROP_END_OF_LIST(), 971 }; 972 973 static void ppc405_cpc_class_init(ObjectClass *oc, void *data) 974 { 975 DeviceClass *dc = DEVICE_CLASS(oc); 976 977 dc->realize = ppc405_cpc_realize; 978 device_class_set_legacy_reset(dc, ppc405_cpc_reset); 979 /* Reason: only works as function of a ppc4xx SoC */ 980 dc->user_creatable = false; 981 device_class_set_props(dc, ppc405_cpc_properties); 982 } 983 984 /* PPC405_SOC */ 985 986 static void ppc405_soc_instance_init(Object *obj) 987 { 988 Ppc405SoCState *s = PPC405_SOC(obj); 989 990 object_initialize_child(obj, "cpu", &s->cpu, 991 POWERPC_CPU_TYPE_NAME("405ep")); 992 993 object_initialize_child(obj, "uic", &s->uic, TYPE_PPC_UIC); 994 995 object_initialize_child(obj, "cpc", &s->cpc, TYPE_PPC405_CPC); 996 object_property_add_alias(obj, "sys-clk", OBJECT(&s->cpc), "sys-clk"); 997 998 object_initialize_child(obj, "gpt", &s->gpt, TYPE_PPC405_GPT); 999 1000 object_initialize_child(obj, "ocm", &s->ocm, TYPE_PPC405_OCM); 1001 1002 object_initialize_child(obj, "gpio", &s->gpio, TYPE_PPC405_GPIO); 1003 1004 object_initialize_child(obj, "dma", &s->dma, TYPE_PPC405_DMA); 1005 1006 object_initialize_child(obj, "i2c", &s->i2c, TYPE_PPC4xx_I2C); 1007 1008 object_initialize_child(obj, "ebc", &s->ebc, TYPE_PPC4xx_EBC); 1009 1010 object_initialize_child(obj, "opba", &s->opba, TYPE_PPC405_OPBA); 1011 1012 object_initialize_child(obj, "pob", &s->pob, TYPE_PPC405_POB); 1013 1014 object_initialize_child(obj, "plb", &s->plb, TYPE_PPC4xx_PLB); 1015 1016 object_initialize_child(obj, "mal", &s->mal, TYPE_PPC4xx_MAL); 1017 1018 object_initialize_child(obj, "sdram", &s->sdram, TYPE_PPC4xx_SDRAM_DDR); 1019 object_property_add_alias(obj, "dram", OBJECT(&s->sdram), "dram"); 1020 } 1021 1022 static void ppc405_reset(void *opaque) 1023 { 1024 cpu_reset(CPU(opaque)); 1025 } 1026 1027 static void ppc405_soc_realize(DeviceState *dev, Error **errp) 1028 { 1029 Ppc405SoCState *s = PPC405_SOC(dev); 1030 CPUPPCState *env; 1031 SysBusDevice *sbd; 1032 int i; 1033 1034 /* init CPUs */ 1035 if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { 1036 return; 1037 } 1038 qemu_register_reset(ppc405_reset, &s->cpu); 1039 1040 env = &s->cpu.env; 1041 1042 ppc_dcr_init(env, NULL, NULL); 1043 1044 /* CPU control */ 1045 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->cpc), &s->cpu, errp)) { 1046 return; 1047 } 1048 1049 /* PLB arbitrer */ 1050 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->plb), &s->cpu, errp)) { 1051 return; 1052 } 1053 1054 /* PLB to OPB bridge */ 1055 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->pob), &s->cpu, errp)) { 1056 return; 1057 } 1058 1059 /* OBP arbitrer */ 1060 sbd = SYS_BUS_DEVICE(&s->opba); 1061 if (!sysbus_realize(sbd, errp)) { 1062 return; 1063 } 1064 sysbus_mmio_map(sbd, 0, 0xef600600); 1065 1066 /* Universal interrupt controller */ 1067 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->uic), &s->cpu, errp)) { 1068 return; 1069 } 1070 sbd = SYS_BUS_DEVICE(&s->uic); 1071 sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT, 1072 qdev_get_gpio_in(DEVICE(&s->cpu), PPC40x_INPUT_INT)); 1073 sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT, 1074 qdev_get_gpio_in(DEVICE(&s->cpu), PPC40x_INPUT_CINT)); 1075 1076 /* SDRAM controller */ 1077 /* 1078 * We use the 440 DDR SDRAM controller which has more regs and features 1079 * but it's compatible enough for now 1080 */ 1081 object_property_set_int(OBJECT(&s->sdram), "nbanks", 2, &error_abort); 1082 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->sdram), &s->cpu, errp)) { 1083 return; 1084 } 1085 /* XXX 405EP has no ECC interrupt */ 1086 sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdram), 0, 1087 qdev_get_gpio_in(DEVICE(&s->uic), 17)); 1088 1089 /* External bus controller */ 1090 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->ebc), &s->cpu, errp)) { 1091 return; 1092 } 1093 1094 /* DMA controller */ 1095 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->dma), &s->cpu, errp)) { 1096 return; 1097 } 1098 sbd = SYS_BUS_DEVICE(&s->dma); 1099 for (i = 0; i < ARRAY_SIZE(s->dma.irqs); i++) { 1100 sysbus_connect_irq(sbd, i, qdev_get_gpio_in(DEVICE(&s->uic), 5 + i)); 1101 } 1102 1103 /* I2C controller */ 1104 sbd = SYS_BUS_DEVICE(&s->i2c); 1105 if (!sysbus_realize(sbd, errp)) { 1106 return; 1107 } 1108 sysbus_mmio_map(sbd, 0, 0xef600500); 1109 sysbus_connect_irq(sbd, 0, qdev_get_gpio_in(DEVICE(&s->uic), 2)); 1110 1111 /* GPIO */ 1112 sbd = SYS_BUS_DEVICE(&s->gpio); 1113 if (!sysbus_realize(sbd, errp)) { 1114 return; 1115 } 1116 sysbus_mmio_map(sbd, 0, 0xef600700); 1117 1118 /* Serial ports */ 1119 if (serial_hd(0) != NULL) { 1120 serial_mm_init(get_system_memory(), 0xef600300, 0, 1121 qdev_get_gpio_in(DEVICE(&s->uic), 0), 1122 PPC_SERIAL_MM_BAUDBASE, serial_hd(0), 1123 DEVICE_BIG_ENDIAN); 1124 } 1125 if (serial_hd(1) != NULL) { 1126 serial_mm_init(get_system_memory(), 0xef600400, 0, 1127 qdev_get_gpio_in(DEVICE(&s->uic), 1), 1128 PPC_SERIAL_MM_BAUDBASE, serial_hd(1), 1129 DEVICE_BIG_ENDIAN); 1130 } 1131 1132 /* OCM */ 1133 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->ocm), &s->cpu, errp)) { 1134 return; 1135 } 1136 1137 /* GPT */ 1138 sbd = SYS_BUS_DEVICE(&s->gpt); 1139 if (!sysbus_realize(sbd, errp)) { 1140 return; 1141 } 1142 sysbus_mmio_map(sbd, 0, 0xef600000); 1143 for (i = 0; i < ARRAY_SIZE(s->gpt.irqs); i++) { 1144 sysbus_connect_irq(sbd, i, qdev_get_gpio_in(DEVICE(&s->uic), 19 + i)); 1145 } 1146 1147 /* MAL */ 1148 object_property_set_int(OBJECT(&s->mal), "txc-num", 4, &error_abort); 1149 object_property_set_int(OBJECT(&s->mal), "rxc-num", 2, &error_abort); 1150 if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->mal), &s->cpu, errp)) { 1151 return; 1152 } 1153 sbd = SYS_BUS_DEVICE(&s->mal); 1154 for (i = 0; i < ARRAY_SIZE(s->mal.irqs); i++) { 1155 sysbus_connect_irq(sbd, i, qdev_get_gpio_in(DEVICE(&s->uic), 11 + i)); 1156 } 1157 1158 /* Ethernet */ 1159 /* Uses UIC IRQs 9, 15, 17 */ 1160 } 1161 1162 static void ppc405_soc_class_init(ObjectClass *oc, void *data) 1163 { 1164 DeviceClass *dc = DEVICE_CLASS(oc); 1165 1166 dc->realize = ppc405_soc_realize; 1167 /* Reason: only works as part of a ppc405 board/machine */ 1168 dc->user_creatable = false; 1169 } 1170 1171 static const TypeInfo ppc405_types[] = { 1172 { 1173 .name = TYPE_PPC405_POB, 1174 .parent = TYPE_PPC4xx_DCR_DEVICE, 1175 .instance_size = sizeof(Ppc405PobState), 1176 .class_init = ppc405_pob_class_init, 1177 }, { 1178 .name = TYPE_PPC405_OPBA, 1179 .parent = TYPE_SYS_BUS_DEVICE, 1180 .instance_size = sizeof(Ppc405OpbaState), 1181 .class_init = ppc405_opba_class_init, 1182 }, { 1183 .name = TYPE_PPC405_DMA, 1184 .parent = TYPE_PPC4xx_DCR_DEVICE, 1185 .instance_size = sizeof(Ppc405DmaState), 1186 .class_init = ppc405_dma_class_init, 1187 }, { 1188 .name = TYPE_PPC405_GPIO, 1189 .parent = TYPE_SYS_BUS_DEVICE, 1190 .instance_size = sizeof(Ppc405GpioState), 1191 .class_init = ppc405_gpio_class_init, 1192 }, { 1193 .name = TYPE_PPC405_OCM, 1194 .parent = TYPE_PPC4xx_DCR_DEVICE, 1195 .instance_size = sizeof(Ppc405OcmState), 1196 .class_init = ppc405_ocm_class_init, 1197 }, { 1198 .name = TYPE_PPC405_GPT, 1199 .parent = TYPE_SYS_BUS_DEVICE, 1200 .instance_size = sizeof(Ppc405GptState), 1201 .instance_finalize = ppc405_gpt_finalize, 1202 .class_init = ppc405_gpt_class_init, 1203 }, { 1204 .name = TYPE_PPC405_CPC, 1205 .parent = TYPE_PPC4xx_DCR_DEVICE, 1206 .instance_size = sizeof(Ppc405CpcState), 1207 .class_init = ppc405_cpc_class_init, 1208 }, { 1209 .name = TYPE_PPC405_SOC, 1210 .parent = TYPE_DEVICE, 1211 .instance_size = sizeof(Ppc405SoCState), 1212 .instance_init = ppc405_soc_instance_init, 1213 .class_init = ppc405_soc_class_init, 1214 } 1215 }; 1216 1217 DEFINE_TYPES(ppc405_types) 1218