1 /* 2 * QEMU PowerPC 440 embedded processors emulation 3 * 4 * Copyright (c) 2012 François Revol 5 * Copyright (c) 2016-2019 BALATON Zoltan 6 * 7 * This work is licensed under the GNU GPL license version 2 or later. 8 * 9 */ 10 11 #include "qemu/osdep.h" 12 #include "qemu/units.h" 13 #include "qemu/error-report.h" 14 #include "qapi/error.h" 15 #include "qemu/log.h" 16 #include "qemu/main-loop.h" 17 #include "qemu/module.h" 18 #include "cpu.h" 19 #include "hw/irq.h" 20 #include "exec/address-spaces.h" 21 #include "exec/memory.h" 22 #include "hw/ppc/ppc.h" 23 #include "hw/qdev-properties.h" 24 #include "hw/pci/pci.h" 25 #include "sysemu/block-backend.h" 26 #include "sysemu/reset.h" 27 #include "ppc440.h" 28 29 /*****************************************************************************/ 30 /* L2 Cache as SRAM */ 31 /* FIXME:fix names */ 32 enum { 33 DCR_L2CACHE_BASE = 0x30, 34 DCR_L2CACHE_CFG = DCR_L2CACHE_BASE, 35 DCR_L2CACHE_CMD, 36 DCR_L2CACHE_ADDR, 37 DCR_L2CACHE_DATA, 38 DCR_L2CACHE_STAT, 39 DCR_L2CACHE_CVER, 40 DCR_L2CACHE_SNP0, 41 DCR_L2CACHE_SNP1, 42 DCR_L2CACHE_END = DCR_L2CACHE_SNP1, 43 }; 44 45 /* base is 460ex-specific, cf. U-Boot, ppc4xx-isram.h */ 46 enum { 47 DCR_ISRAM0_BASE = 0x20, 48 DCR_ISRAM0_SB0CR = DCR_ISRAM0_BASE, 49 DCR_ISRAM0_SB1CR, 50 DCR_ISRAM0_SB2CR, 51 DCR_ISRAM0_SB3CR, 52 DCR_ISRAM0_BEAR, 53 DCR_ISRAM0_BESR0, 54 DCR_ISRAM0_BESR1, 55 DCR_ISRAM0_PMEG, 56 DCR_ISRAM0_CID, 57 DCR_ISRAM0_REVID, 58 DCR_ISRAM0_DPC, 59 DCR_ISRAM0_END = DCR_ISRAM0_DPC 60 }; 61 62 enum { 63 DCR_ISRAM1_BASE = 0xb0, 64 DCR_ISRAM1_SB0CR = DCR_ISRAM1_BASE, 65 /* single bank */ 66 DCR_ISRAM1_BEAR = DCR_ISRAM1_BASE + 0x04, 67 DCR_ISRAM1_BESR0, 68 DCR_ISRAM1_BESR1, 69 DCR_ISRAM1_PMEG, 70 DCR_ISRAM1_CID, 71 DCR_ISRAM1_REVID, 72 DCR_ISRAM1_DPC, 73 DCR_ISRAM1_END = DCR_ISRAM1_DPC 74 }; 75 76 typedef struct ppc4xx_l2sram_t { 77 MemoryRegion bank[4]; 78 uint32_t l2cache[8]; 79 uint32_t isram0[11]; 80 } ppc4xx_l2sram_t; 81 82 #ifdef MAP_L2SRAM 83 static void l2sram_update_mappings(ppc4xx_l2sram_t *l2sram, 84 uint32_t isarc, uint32_t isacntl, 85 uint32_t dsarc, uint32_t dsacntl) 86 { 87 if (l2sram->isarc != isarc || 88 (l2sram->isacntl & 0x80000000) != (isacntl & 0x80000000)) { 89 if (l2sram->isacntl & 0x80000000) { 90 /* Unmap previously assigned memory region */ 91 memory_region_del_subregion(get_system_memory(), 92 &l2sram->isarc_ram); 93 } 94 if (isacntl & 0x80000000) { 95 /* Map new instruction memory region */ 96 memory_region_add_subregion(get_system_memory(), isarc, 97 &l2sram->isarc_ram); 98 } 99 } 100 if (l2sram->dsarc != dsarc || 101 (l2sram->dsacntl & 0x80000000) != (dsacntl & 0x80000000)) { 102 if (l2sram->dsacntl & 0x80000000) { 103 /* Beware not to unmap the region we just mapped */ 104 if (!(isacntl & 0x80000000) || l2sram->dsarc != isarc) { 105 /* Unmap previously assigned memory region */ 106 memory_region_del_subregion(get_system_memory(), 107 &l2sram->dsarc_ram); 108 } 109 } 110 if (dsacntl & 0x80000000) { 111 /* Beware not to remap the region we just mapped */ 112 if (!(isacntl & 0x80000000) || dsarc != isarc) { 113 /* Map new data memory region */ 114 memory_region_add_subregion(get_system_memory(), dsarc, 115 &l2sram->dsarc_ram); 116 } 117 } 118 } 119 } 120 #endif 121 122 static uint32_t dcr_read_l2sram(void *opaque, int dcrn) 123 { 124 ppc4xx_l2sram_t *l2sram = opaque; 125 uint32_t ret = 0; 126 127 switch (dcrn) { 128 case DCR_L2CACHE_CFG: 129 case DCR_L2CACHE_CMD: 130 case DCR_L2CACHE_ADDR: 131 case DCR_L2CACHE_DATA: 132 case DCR_L2CACHE_STAT: 133 case DCR_L2CACHE_CVER: 134 case DCR_L2CACHE_SNP0: 135 case DCR_L2CACHE_SNP1: 136 ret = l2sram->l2cache[dcrn - DCR_L2CACHE_BASE]; 137 break; 138 139 case DCR_ISRAM0_SB0CR: 140 case DCR_ISRAM0_SB1CR: 141 case DCR_ISRAM0_SB2CR: 142 case DCR_ISRAM0_SB3CR: 143 case DCR_ISRAM0_BEAR: 144 case DCR_ISRAM0_BESR0: 145 case DCR_ISRAM0_BESR1: 146 case DCR_ISRAM0_PMEG: 147 case DCR_ISRAM0_CID: 148 case DCR_ISRAM0_REVID: 149 case DCR_ISRAM0_DPC: 150 ret = l2sram->isram0[dcrn - DCR_ISRAM0_BASE]; 151 break; 152 153 default: 154 break; 155 } 156 157 return ret; 158 } 159 160 static void dcr_write_l2sram(void *opaque, int dcrn, uint32_t val) 161 { 162 /*ppc4xx_l2sram_t *l2sram = opaque;*/ 163 /* FIXME: Actually handle L2 cache mapping */ 164 165 switch (dcrn) { 166 case DCR_L2CACHE_CFG: 167 case DCR_L2CACHE_CMD: 168 case DCR_L2CACHE_ADDR: 169 case DCR_L2CACHE_DATA: 170 case DCR_L2CACHE_STAT: 171 case DCR_L2CACHE_CVER: 172 case DCR_L2CACHE_SNP0: 173 case DCR_L2CACHE_SNP1: 174 /*l2sram->l2cache[dcrn - DCR_L2CACHE_BASE] = val;*/ 175 break; 176 177 case DCR_ISRAM0_SB0CR: 178 case DCR_ISRAM0_SB1CR: 179 case DCR_ISRAM0_SB2CR: 180 case DCR_ISRAM0_SB3CR: 181 case DCR_ISRAM0_BEAR: 182 case DCR_ISRAM0_BESR0: 183 case DCR_ISRAM0_BESR1: 184 case DCR_ISRAM0_PMEG: 185 case DCR_ISRAM0_CID: 186 case DCR_ISRAM0_REVID: 187 case DCR_ISRAM0_DPC: 188 /*l2sram->isram0[dcrn - DCR_L2CACHE_BASE] = val;*/ 189 break; 190 191 case DCR_ISRAM1_SB0CR: 192 case DCR_ISRAM1_BEAR: 193 case DCR_ISRAM1_BESR0: 194 case DCR_ISRAM1_BESR1: 195 case DCR_ISRAM1_PMEG: 196 case DCR_ISRAM1_CID: 197 case DCR_ISRAM1_REVID: 198 case DCR_ISRAM1_DPC: 199 /*l2sram->isram1[dcrn - DCR_L2CACHE_BASE] = val;*/ 200 break; 201 } 202 /*l2sram_update_mappings(l2sram, isarc, isacntl, dsarc, dsacntl);*/ 203 } 204 205 static void l2sram_reset(void *opaque) 206 { 207 ppc4xx_l2sram_t *l2sram = opaque; 208 209 memset(l2sram->l2cache, 0, sizeof(l2sram->l2cache)); 210 l2sram->l2cache[DCR_L2CACHE_STAT - DCR_L2CACHE_BASE] = 0x80000000; 211 memset(l2sram->isram0, 0, sizeof(l2sram->isram0)); 212 /*l2sram_update_mappings(l2sram, isarc, isacntl, dsarc, dsacntl);*/ 213 } 214 215 void ppc4xx_l2sram_init(CPUPPCState *env) 216 { 217 ppc4xx_l2sram_t *l2sram; 218 219 l2sram = g_malloc0(sizeof(*l2sram)); 220 /* XXX: Size is 4*64kB for 460ex, cf. U-Boot, ppc4xx-isram.h */ 221 memory_region_init_ram(&l2sram->bank[0], NULL, "ppc4xx.l2sram_bank0", 222 64 * KiB, &error_abort); 223 memory_region_init_ram(&l2sram->bank[1], NULL, "ppc4xx.l2sram_bank1", 224 64 * KiB, &error_abort); 225 memory_region_init_ram(&l2sram->bank[2], NULL, "ppc4xx.l2sram_bank2", 226 64 * KiB, &error_abort); 227 memory_region_init_ram(&l2sram->bank[3], NULL, "ppc4xx.l2sram_bank3", 228 64 * KiB, &error_abort); 229 qemu_register_reset(&l2sram_reset, l2sram); 230 ppc_dcr_register(env, DCR_L2CACHE_CFG, 231 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 232 ppc_dcr_register(env, DCR_L2CACHE_CMD, 233 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 234 ppc_dcr_register(env, DCR_L2CACHE_ADDR, 235 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 236 ppc_dcr_register(env, DCR_L2CACHE_DATA, 237 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 238 ppc_dcr_register(env, DCR_L2CACHE_STAT, 239 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 240 ppc_dcr_register(env, DCR_L2CACHE_CVER, 241 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 242 ppc_dcr_register(env, DCR_L2CACHE_SNP0, 243 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 244 ppc_dcr_register(env, DCR_L2CACHE_SNP1, 245 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 246 247 ppc_dcr_register(env, DCR_ISRAM0_SB0CR, 248 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 249 ppc_dcr_register(env, DCR_ISRAM0_SB1CR, 250 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 251 ppc_dcr_register(env, DCR_ISRAM0_SB2CR, 252 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 253 ppc_dcr_register(env, DCR_ISRAM0_SB3CR, 254 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 255 ppc_dcr_register(env, DCR_ISRAM0_PMEG, 256 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 257 ppc_dcr_register(env, DCR_ISRAM0_DPC, 258 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 259 260 ppc_dcr_register(env, DCR_ISRAM1_SB0CR, 261 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 262 ppc_dcr_register(env, DCR_ISRAM1_PMEG, 263 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 264 ppc_dcr_register(env, DCR_ISRAM1_DPC, 265 l2sram, &dcr_read_l2sram, &dcr_write_l2sram); 266 } 267 268 /*****************************************************************************/ 269 /* Clocking Power on Reset */ 270 enum { 271 CPR0_CFGADDR = 0xC, 272 CPR0_CFGDATA = 0xD, 273 274 CPR0_PLLD = 0x060, 275 CPR0_PLBED = 0x080, 276 CPR0_OPBD = 0x0C0, 277 CPR0_PERD = 0x0E0, 278 CPR0_AHBD = 0x100, 279 }; 280 281 typedef struct ppc4xx_cpr_t { 282 uint32_t addr; 283 } ppc4xx_cpr_t; 284 285 static uint32_t dcr_read_cpr(void *opaque, int dcrn) 286 { 287 ppc4xx_cpr_t *cpr = opaque; 288 uint32_t ret = 0; 289 290 switch (dcrn) { 291 case CPR0_CFGADDR: 292 ret = cpr->addr; 293 break; 294 case CPR0_CFGDATA: 295 switch (cpr->addr) { 296 case CPR0_PLLD: 297 ret = (0xb5 << 24) | (1 << 16) | (9 << 8); 298 break; 299 case CPR0_PLBED: 300 ret = (5 << 24); 301 break; 302 case CPR0_OPBD: 303 ret = (2 << 24); 304 break; 305 case CPR0_PERD: 306 case CPR0_AHBD: 307 ret = (1 << 24); 308 break; 309 default: 310 break; 311 } 312 break; 313 default: 314 break; 315 } 316 317 return ret; 318 } 319 320 static void dcr_write_cpr(void *opaque, int dcrn, uint32_t val) 321 { 322 ppc4xx_cpr_t *cpr = opaque; 323 324 switch (dcrn) { 325 case CPR0_CFGADDR: 326 cpr->addr = val; 327 break; 328 case CPR0_CFGDATA: 329 break; 330 default: 331 break; 332 } 333 } 334 335 static void ppc4xx_cpr_reset(void *opaque) 336 { 337 ppc4xx_cpr_t *cpr = opaque; 338 339 cpr->addr = 0; 340 } 341 342 void ppc4xx_cpr_init(CPUPPCState *env) 343 { 344 ppc4xx_cpr_t *cpr; 345 346 cpr = g_malloc0(sizeof(*cpr)); 347 ppc_dcr_register(env, CPR0_CFGADDR, cpr, &dcr_read_cpr, &dcr_write_cpr); 348 ppc_dcr_register(env, CPR0_CFGDATA, cpr, &dcr_read_cpr, &dcr_write_cpr); 349 qemu_register_reset(ppc4xx_cpr_reset, cpr); 350 } 351 352 /*****************************************************************************/ 353 /* System DCRs */ 354 typedef struct ppc4xx_sdr_t ppc4xx_sdr_t; 355 struct ppc4xx_sdr_t { 356 uint32_t addr; 357 }; 358 359 enum { 360 SDR0_CFGADDR = 0x00e, 361 SDR0_CFGDATA, 362 SDR0_STRP0 = 0x020, 363 SDR0_STRP1, 364 SDR0_102 = 0x66, 365 SDR0_103, 366 SDR0_128 = 0x80, 367 SDR0_ECID3 = 0x083, 368 SDR0_DDR0 = 0x0e1, 369 SDR0_USB0 = 0x320, 370 }; 371 372 enum { 373 PESDR0_LOOP = 0x303, 374 PESDR0_RCSSET, 375 PESDR0_RCSSTS, 376 PESDR0_RSTSTA = 0x310, 377 PESDR1_LOOP = 0x343, 378 PESDR1_RCSSET, 379 PESDR1_RCSSTS, 380 PESDR1_RSTSTA = 0x365, 381 }; 382 383 #define SDR0_DDR0_DDRM_ENCODE(n) ((((unsigned long)(n)) & 0x03) << 29) 384 #define SDR0_DDR0_DDRM_DDR1 0x20000000 385 #define SDR0_DDR0_DDRM_DDR2 0x40000000 386 387 static uint32_t dcr_read_sdr(void *opaque, int dcrn) 388 { 389 ppc4xx_sdr_t *sdr = opaque; 390 uint32_t ret = 0; 391 392 switch (dcrn) { 393 case SDR0_CFGADDR: 394 ret = sdr->addr; 395 break; 396 case SDR0_CFGDATA: 397 switch (sdr->addr) { 398 case SDR0_STRP0: 399 ret = (0xb5 << 8) | (1 << 4) | 9; 400 break; 401 case SDR0_STRP1: 402 ret = (5 << 29) | (2 << 26) | (1 << 24); 403 break; 404 case SDR0_ECID3: 405 ret = 1 << 20; /* No Security/Kasumi support */ 406 break; 407 case SDR0_DDR0: 408 ret = SDR0_DDR0_DDRM_ENCODE(1) | SDR0_DDR0_DDRM_DDR1; 409 break; 410 case PESDR0_RCSSET: 411 case PESDR1_RCSSET: 412 ret = (1 << 24) | (1 << 16); 413 break; 414 case PESDR0_RCSSTS: 415 case PESDR1_RCSSTS: 416 ret = (1 << 16) | (1 << 12); 417 break; 418 case PESDR0_RSTSTA: 419 case PESDR1_RSTSTA: 420 ret = 1; 421 break; 422 case PESDR0_LOOP: 423 case PESDR1_LOOP: 424 ret = 1 << 12; 425 break; 426 default: 427 break; 428 } 429 break; 430 default: 431 break; 432 } 433 434 return ret; 435 } 436 437 static void dcr_write_sdr(void *opaque, int dcrn, uint32_t val) 438 { 439 ppc4xx_sdr_t *sdr = opaque; 440 441 switch (dcrn) { 442 case SDR0_CFGADDR: 443 sdr->addr = val; 444 break; 445 case SDR0_CFGDATA: 446 switch (sdr->addr) { 447 case 0x00: /* B0CR */ 448 break; 449 default: 450 break; 451 } 452 break; 453 default: 454 break; 455 } 456 } 457 458 static void sdr_reset(void *opaque) 459 { 460 ppc4xx_sdr_t *sdr = opaque; 461 462 sdr->addr = 0; 463 } 464 465 void ppc4xx_sdr_init(CPUPPCState *env) 466 { 467 ppc4xx_sdr_t *sdr; 468 469 sdr = g_malloc0(sizeof(*sdr)); 470 qemu_register_reset(&sdr_reset, sdr); 471 ppc_dcr_register(env, SDR0_CFGADDR, 472 sdr, &dcr_read_sdr, &dcr_write_sdr); 473 ppc_dcr_register(env, SDR0_CFGDATA, 474 sdr, &dcr_read_sdr, &dcr_write_sdr); 475 ppc_dcr_register(env, SDR0_102, 476 sdr, &dcr_read_sdr, &dcr_write_sdr); 477 ppc_dcr_register(env, SDR0_103, 478 sdr, &dcr_read_sdr, &dcr_write_sdr); 479 ppc_dcr_register(env, SDR0_128, 480 sdr, &dcr_read_sdr, &dcr_write_sdr); 481 ppc_dcr_register(env, SDR0_USB0, 482 sdr, &dcr_read_sdr, &dcr_write_sdr); 483 } 484 485 /*****************************************************************************/ 486 /* SDRAM controller */ 487 typedef struct ppc440_sdram_t { 488 uint32_t addr; 489 int nbanks; 490 MemoryRegion containers[4]; /* used for clipping */ 491 MemoryRegion *ram_memories; 492 hwaddr ram_bases[4]; 493 hwaddr ram_sizes[4]; 494 uint32_t bcr[4]; 495 } ppc440_sdram_t; 496 497 enum { 498 SDRAM0_CFGADDR = 0x10, 499 SDRAM0_CFGDATA, 500 SDRAM_R0BAS = 0x40, 501 SDRAM_R1BAS, 502 SDRAM_R2BAS, 503 SDRAM_R3BAS, 504 SDRAM_CONF1HB = 0x45, 505 SDRAM_PLBADDULL = 0x4a, 506 SDRAM_CONF1LL = 0x4b, 507 SDRAM_CONFPATHB = 0x4f, 508 SDRAM_PLBADDUHB = 0x50, 509 }; 510 511 static uint32_t sdram_bcr(hwaddr ram_base, hwaddr ram_size) 512 { 513 uint32_t bcr; 514 515 switch (ram_size) { 516 case (8 * MiB): 517 bcr = 0xffc0; 518 break; 519 case (16 * MiB): 520 bcr = 0xff80; 521 break; 522 case (32 * MiB): 523 bcr = 0xff00; 524 break; 525 case (64 * MiB): 526 bcr = 0xfe00; 527 break; 528 case (128 * MiB): 529 bcr = 0xfc00; 530 break; 531 case (256 * MiB): 532 bcr = 0xf800; 533 break; 534 case (512 * MiB): 535 bcr = 0xf000; 536 break; 537 case (1 * GiB): 538 bcr = 0xe000; 539 break; 540 case (2 * GiB): 541 bcr = 0xc000; 542 break; 543 case (4 * GiB): 544 bcr = 0x8000; 545 break; 546 default: 547 error_report("invalid RAM size " TARGET_FMT_plx, ram_size); 548 return 0; 549 } 550 bcr |= ram_base >> 2 & 0xffe00000; 551 bcr |= 1; 552 553 return bcr; 554 } 555 556 static inline hwaddr sdram_base(uint32_t bcr) 557 { 558 return (bcr & 0xffe00000) << 2; 559 } 560 561 static uint64_t sdram_size(uint32_t bcr) 562 { 563 uint64_t size; 564 int sh; 565 566 sh = 1024 - ((bcr >> 6) & 0x3ff); 567 size = 8 * MiB * sh; 568 569 return size; 570 } 571 572 static void sdram_set_bcr(ppc440_sdram_t *sdram, int i, 573 uint32_t bcr, int enabled) 574 { 575 if (sdram->bcr[i] & 1) { 576 /* First unmap RAM if enabled */ 577 memory_region_del_subregion(get_system_memory(), 578 &sdram->containers[i]); 579 memory_region_del_subregion(&sdram->containers[i], 580 &sdram->ram_memories[i]); 581 object_unparent(OBJECT(&sdram->containers[i])); 582 } 583 sdram->bcr[i] = bcr & 0xffe0ffc1; 584 if (enabled && (bcr & 1)) { 585 memory_region_init(&sdram->containers[i], NULL, "sdram-containers", 586 sdram_size(bcr)); 587 memory_region_add_subregion(&sdram->containers[i], 0, 588 &sdram->ram_memories[i]); 589 memory_region_add_subregion(get_system_memory(), 590 sdram_base(bcr), 591 &sdram->containers[i]); 592 } 593 } 594 595 static void sdram_map_bcr(ppc440_sdram_t *sdram) 596 { 597 int i; 598 599 for (i = 0; i < sdram->nbanks; i++) { 600 if (sdram->ram_sizes[i] != 0) { 601 sdram_set_bcr(sdram, i, sdram_bcr(sdram->ram_bases[i], 602 sdram->ram_sizes[i]), 1); 603 } else { 604 sdram_set_bcr(sdram, i, 0, 0); 605 } 606 } 607 } 608 609 static uint32_t dcr_read_sdram(void *opaque, int dcrn) 610 { 611 ppc440_sdram_t *sdram = opaque; 612 uint32_t ret = 0; 613 614 switch (dcrn) { 615 case SDRAM_R0BAS: 616 case SDRAM_R1BAS: 617 case SDRAM_R2BAS: 618 case SDRAM_R3BAS: 619 if (sdram->ram_sizes[dcrn - SDRAM_R0BAS]) { 620 ret = sdram_bcr(sdram->ram_bases[dcrn - SDRAM_R0BAS], 621 sdram->ram_sizes[dcrn - SDRAM_R0BAS]); 622 } 623 break; 624 case SDRAM_CONF1HB: 625 case SDRAM_CONF1LL: 626 case SDRAM_CONFPATHB: 627 case SDRAM_PLBADDULL: 628 case SDRAM_PLBADDUHB: 629 break; 630 case SDRAM0_CFGADDR: 631 ret = sdram->addr; 632 break; 633 case SDRAM0_CFGDATA: 634 switch (sdram->addr) { 635 case 0x14: /* SDRAM_MCSTAT (405EX) */ 636 case 0x1F: 637 ret = 0x80000000; 638 break; 639 case 0x21: /* SDRAM_MCOPT2 */ 640 ret = 0x08000000; 641 break; 642 case 0x40: /* SDRAM_MB0CF */ 643 ret = 0x00008001; 644 break; 645 case 0x7A: /* SDRAM_DLCR */ 646 ret = 0x02000000; 647 break; 648 case 0xE1: /* SDR0_DDR0 */ 649 ret = SDR0_DDR0_DDRM_ENCODE(1) | SDR0_DDR0_DDRM_DDR1; 650 break; 651 default: 652 break; 653 } 654 break; 655 default: 656 break; 657 } 658 659 return ret; 660 } 661 662 static void dcr_write_sdram(void *opaque, int dcrn, uint32_t val) 663 { 664 ppc440_sdram_t *sdram = opaque; 665 666 switch (dcrn) { 667 case SDRAM_R0BAS: 668 case SDRAM_R1BAS: 669 case SDRAM_R2BAS: 670 case SDRAM_R3BAS: 671 case SDRAM_CONF1HB: 672 case SDRAM_CONF1LL: 673 case SDRAM_CONFPATHB: 674 case SDRAM_PLBADDULL: 675 case SDRAM_PLBADDUHB: 676 break; 677 case SDRAM0_CFGADDR: 678 sdram->addr = val; 679 break; 680 case SDRAM0_CFGDATA: 681 switch (sdram->addr) { 682 case 0x00: /* B0CR */ 683 break; 684 default: 685 break; 686 } 687 break; 688 default: 689 break; 690 } 691 } 692 693 static void sdram_reset(void *opaque) 694 { 695 ppc440_sdram_t *sdram = opaque; 696 697 sdram->addr = 0; 698 } 699 700 void ppc440_sdram_init(CPUPPCState *env, int nbanks, 701 MemoryRegion *ram_memories, 702 hwaddr *ram_bases, hwaddr *ram_sizes, 703 int do_init) 704 { 705 ppc440_sdram_t *sdram; 706 707 sdram = g_malloc0(sizeof(*sdram)); 708 sdram->nbanks = nbanks; 709 sdram->ram_memories = ram_memories; 710 memcpy(sdram->ram_bases, ram_bases, nbanks * sizeof(hwaddr)); 711 memcpy(sdram->ram_sizes, ram_sizes, nbanks * sizeof(hwaddr)); 712 qemu_register_reset(&sdram_reset, sdram); 713 ppc_dcr_register(env, SDRAM0_CFGADDR, 714 sdram, &dcr_read_sdram, &dcr_write_sdram); 715 ppc_dcr_register(env, SDRAM0_CFGDATA, 716 sdram, &dcr_read_sdram, &dcr_write_sdram); 717 if (do_init) { 718 sdram_map_bcr(sdram); 719 } 720 721 ppc_dcr_register(env, SDRAM_R0BAS, 722 sdram, &dcr_read_sdram, &dcr_write_sdram); 723 ppc_dcr_register(env, SDRAM_R1BAS, 724 sdram, &dcr_read_sdram, &dcr_write_sdram); 725 ppc_dcr_register(env, SDRAM_R2BAS, 726 sdram, &dcr_read_sdram, &dcr_write_sdram); 727 ppc_dcr_register(env, SDRAM_R3BAS, 728 sdram, &dcr_read_sdram, &dcr_write_sdram); 729 ppc_dcr_register(env, SDRAM_CONF1HB, 730 sdram, &dcr_read_sdram, &dcr_write_sdram); 731 ppc_dcr_register(env, SDRAM_PLBADDULL, 732 sdram, &dcr_read_sdram, &dcr_write_sdram); 733 ppc_dcr_register(env, SDRAM_CONF1LL, 734 sdram, &dcr_read_sdram, &dcr_write_sdram); 735 ppc_dcr_register(env, SDRAM_CONFPATHB, 736 sdram, &dcr_read_sdram, &dcr_write_sdram); 737 ppc_dcr_register(env, SDRAM_PLBADDUHB, 738 sdram, &dcr_read_sdram, &dcr_write_sdram); 739 } 740 741 /*****************************************************************************/ 742 /* PLB to AHB bridge */ 743 enum { 744 AHB_TOP = 0xA4, 745 AHB_BOT = 0xA5, 746 }; 747 748 typedef struct ppc4xx_ahb_t { 749 uint32_t top; 750 uint32_t bot; 751 } ppc4xx_ahb_t; 752 753 static uint32_t dcr_read_ahb(void *opaque, int dcrn) 754 { 755 ppc4xx_ahb_t *ahb = opaque; 756 uint32_t ret = 0; 757 758 switch (dcrn) { 759 case AHB_TOP: 760 ret = ahb->top; 761 break; 762 case AHB_BOT: 763 ret = ahb->bot; 764 break; 765 default: 766 break; 767 } 768 769 return ret; 770 } 771 772 static void dcr_write_ahb(void *opaque, int dcrn, uint32_t val) 773 { 774 ppc4xx_ahb_t *ahb = opaque; 775 776 switch (dcrn) { 777 case AHB_TOP: 778 ahb->top = val; 779 break; 780 case AHB_BOT: 781 ahb->bot = val; 782 break; 783 } 784 } 785 786 static void ppc4xx_ahb_reset(void *opaque) 787 { 788 ppc4xx_ahb_t *ahb = opaque; 789 790 /* No error */ 791 ahb->top = 0; 792 ahb->bot = 0; 793 } 794 795 void ppc4xx_ahb_init(CPUPPCState *env) 796 { 797 ppc4xx_ahb_t *ahb; 798 799 ahb = g_malloc0(sizeof(*ahb)); 800 ppc_dcr_register(env, AHB_TOP, ahb, &dcr_read_ahb, &dcr_write_ahb); 801 ppc_dcr_register(env, AHB_BOT, ahb, &dcr_read_ahb, &dcr_write_ahb); 802 qemu_register_reset(ppc4xx_ahb_reset, ahb); 803 } 804 805 /*****************************************************************************/ 806 /* DMA controller */ 807 808 #define DMA0_CR_CE (1 << 31) 809 #define DMA0_CR_PW (1 << 26 | 1 << 25) 810 #define DMA0_CR_DAI (1 << 24) 811 #define DMA0_CR_SAI (1 << 23) 812 #define DMA0_CR_DEC (1 << 2) 813 814 enum { 815 DMA0_CR = 0x00, 816 DMA0_CT, 817 DMA0_SAH, 818 DMA0_SAL, 819 DMA0_DAH, 820 DMA0_DAL, 821 DMA0_SGH, 822 DMA0_SGL, 823 824 DMA0_SR = 0x20, 825 DMA0_SGC = 0x23, 826 DMA0_SLP = 0x25, 827 DMA0_POL = 0x26, 828 }; 829 830 typedef struct { 831 uint32_t cr; 832 uint32_t ct; 833 uint64_t sa; 834 uint64_t da; 835 uint64_t sg; 836 } PPC4xxDmaChnl; 837 838 typedef struct { 839 int base; 840 PPC4xxDmaChnl ch[4]; 841 uint32_t sr; 842 } PPC4xxDmaState; 843 844 static uint32_t dcr_read_dma(void *opaque, int dcrn) 845 { 846 PPC4xxDmaState *dma = opaque; 847 uint32_t val = 0; 848 int addr = dcrn - dma->base; 849 int chnl = addr / 8; 850 851 switch (addr) { 852 case 0x00 ... 0x1f: 853 switch (addr % 8) { 854 case DMA0_CR: 855 val = dma->ch[chnl].cr; 856 break; 857 case DMA0_CT: 858 val = dma->ch[chnl].ct; 859 break; 860 case DMA0_SAH: 861 val = dma->ch[chnl].sa >> 32; 862 break; 863 case DMA0_SAL: 864 val = dma->ch[chnl].sa; 865 break; 866 case DMA0_DAH: 867 val = dma->ch[chnl].da >> 32; 868 break; 869 case DMA0_DAL: 870 val = dma->ch[chnl].da; 871 break; 872 case DMA0_SGH: 873 val = dma->ch[chnl].sg >> 32; 874 break; 875 case DMA0_SGL: 876 val = dma->ch[chnl].sg; 877 break; 878 } 879 break; 880 case DMA0_SR: 881 val = dma->sr; 882 break; 883 default: 884 qemu_log_mask(LOG_UNIMP, "%s: unimplemented register %x (%d, %x)\n", 885 __func__, dcrn, chnl, addr); 886 } 887 888 return val; 889 } 890 891 static void dcr_write_dma(void *opaque, int dcrn, uint32_t val) 892 { 893 PPC4xxDmaState *dma = opaque; 894 int addr = dcrn - dma->base; 895 int chnl = addr / 8; 896 897 switch (addr) { 898 case 0x00 ... 0x1f: 899 switch (addr % 8) { 900 case DMA0_CR: 901 dma->ch[chnl].cr = val; 902 if (val & DMA0_CR_CE) { 903 int count = dma->ch[chnl].ct & 0xffff; 904 905 if (count) { 906 int width, i, sidx, didx; 907 uint8_t *rptr, *wptr; 908 hwaddr rlen, wlen; 909 910 sidx = didx = 0; 911 width = 1 << ((val & DMA0_CR_PW) >> 25); 912 rptr = cpu_physical_memory_map(dma->ch[chnl].sa, &rlen, 0); 913 wptr = cpu_physical_memory_map(dma->ch[chnl].da, &wlen, 1); 914 if (rptr && wptr) { 915 if (!(val & DMA0_CR_DEC) && 916 val & DMA0_CR_SAI && val & DMA0_CR_DAI) { 917 /* optimise common case */ 918 memmove(wptr, rptr, count * width); 919 sidx = didx = count * width; 920 } else { 921 /* do it the slow way */ 922 for (sidx = didx = i = 0; i < count; i++) { 923 uint64_t v = ldn_le_p(rptr + sidx, width); 924 stn_le_p(wptr + didx, width, v); 925 if (val & DMA0_CR_SAI) { 926 sidx += width; 927 } 928 if (val & DMA0_CR_DAI) { 929 didx += width; 930 } 931 } 932 } 933 } 934 if (wptr) { 935 cpu_physical_memory_unmap(wptr, wlen, 1, didx); 936 } 937 if (rptr) { 938 cpu_physical_memory_unmap(rptr, rlen, 0, sidx); 939 } 940 } 941 } 942 break; 943 case DMA0_CT: 944 dma->ch[chnl].ct = val; 945 break; 946 case DMA0_SAH: 947 dma->ch[chnl].sa &= 0xffffffffULL; 948 dma->ch[chnl].sa |= (uint64_t)val << 32; 949 break; 950 case DMA0_SAL: 951 dma->ch[chnl].sa &= 0xffffffff00000000ULL; 952 dma->ch[chnl].sa |= val; 953 break; 954 case DMA0_DAH: 955 dma->ch[chnl].da &= 0xffffffffULL; 956 dma->ch[chnl].da |= (uint64_t)val << 32; 957 break; 958 case DMA0_DAL: 959 dma->ch[chnl].da &= 0xffffffff00000000ULL; 960 dma->ch[chnl].da |= val; 961 break; 962 case DMA0_SGH: 963 dma->ch[chnl].sg &= 0xffffffffULL; 964 dma->ch[chnl].sg |= (uint64_t)val << 32; 965 break; 966 case DMA0_SGL: 967 dma->ch[chnl].sg &= 0xffffffff00000000ULL; 968 dma->ch[chnl].sg |= val; 969 break; 970 } 971 break; 972 case DMA0_SR: 973 dma->sr &= ~val; 974 break; 975 default: 976 qemu_log_mask(LOG_UNIMP, "%s: unimplemented register %x (%d, %x)\n", 977 __func__, dcrn, chnl, addr); 978 } 979 } 980 981 static void ppc4xx_dma_reset(void *opaque) 982 { 983 PPC4xxDmaState *dma = opaque; 984 int dma_base = dma->base; 985 986 memset(dma, 0, sizeof(*dma)); 987 dma->base = dma_base; 988 } 989 990 void ppc4xx_dma_init(CPUPPCState *env, int dcr_base) 991 { 992 PPC4xxDmaState *dma; 993 int i; 994 995 dma = g_malloc0(sizeof(*dma)); 996 dma->base = dcr_base; 997 qemu_register_reset(&ppc4xx_dma_reset, dma); 998 for (i = 0; i < 4; i++) { 999 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_CR, 1000 dma, &dcr_read_dma, &dcr_write_dma); 1001 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_CT, 1002 dma, &dcr_read_dma, &dcr_write_dma); 1003 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SAH, 1004 dma, &dcr_read_dma, &dcr_write_dma); 1005 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SAL, 1006 dma, &dcr_read_dma, &dcr_write_dma); 1007 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_DAH, 1008 dma, &dcr_read_dma, &dcr_write_dma); 1009 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_DAL, 1010 dma, &dcr_read_dma, &dcr_write_dma); 1011 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SGH, 1012 dma, &dcr_read_dma, &dcr_write_dma); 1013 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SGL, 1014 dma, &dcr_read_dma, &dcr_write_dma); 1015 } 1016 ppc_dcr_register(env, dcr_base + DMA0_SR, 1017 dma, &dcr_read_dma, &dcr_write_dma); 1018 ppc_dcr_register(env, dcr_base + DMA0_SGC, 1019 dma, &dcr_read_dma, &dcr_write_dma); 1020 ppc_dcr_register(env, dcr_base + DMA0_SLP, 1021 dma, &dcr_read_dma, &dcr_write_dma); 1022 ppc_dcr_register(env, dcr_base + DMA0_POL, 1023 dma, &dcr_read_dma, &dcr_write_dma); 1024 } 1025 1026 /*****************************************************************************/ 1027 /* PCI Express controller */ 1028 /* FIXME: This is not complete and does not work, only implemented partially 1029 * to allow firmware and guests to find an empty bus. Cards should use PCI. 1030 */ 1031 #include "hw/pci/pcie_host.h" 1032 1033 #define TYPE_PPC460EX_PCIE_HOST "ppc460ex-pcie-host" 1034 #define PPC460EX_PCIE_HOST(obj) \ 1035 OBJECT_CHECK(PPC460EXPCIEState, (obj), TYPE_PPC460EX_PCIE_HOST) 1036 1037 typedef struct PPC460EXPCIEState { 1038 PCIExpressHost host; 1039 1040 MemoryRegion iomem; 1041 qemu_irq irq[4]; 1042 int32_t dcrn_base; 1043 1044 uint64_t cfg_base; 1045 uint32_t cfg_mask; 1046 uint64_t msg_base; 1047 uint32_t msg_mask; 1048 uint64_t omr1_base; 1049 uint64_t omr1_mask; 1050 uint64_t omr2_base; 1051 uint64_t omr2_mask; 1052 uint64_t omr3_base; 1053 uint64_t omr3_mask; 1054 uint64_t reg_base; 1055 uint32_t reg_mask; 1056 uint32_t special; 1057 uint32_t cfg; 1058 } PPC460EXPCIEState; 1059 1060 #define DCRN_PCIE0_BASE 0x100 1061 #define DCRN_PCIE1_BASE 0x120 1062 1063 enum { 1064 PEGPL_CFGBAH = 0x0, 1065 PEGPL_CFGBAL, 1066 PEGPL_CFGMSK, 1067 PEGPL_MSGBAH, 1068 PEGPL_MSGBAL, 1069 PEGPL_MSGMSK, 1070 PEGPL_OMR1BAH, 1071 PEGPL_OMR1BAL, 1072 PEGPL_OMR1MSKH, 1073 PEGPL_OMR1MSKL, 1074 PEGPL_OMR2BAH, 1075 PEGPL_OMR2BAL, 1076 PEGPL_OMR2MSKH, 1077 PEGPL_OMR2MSKL, 1078 PEGPL_OMR3BAH, 1079 PEGPL_OMR3BAL, 1080 PEGPL_OMR3MSKH, 1081 PEGPL_OMR3MSKL, 1082 PEGPL_REGBAH, 1083 PEGPL_REGBAL, 1084 PEGPL_REGMSK, 1085 PEGPL_SPECIAL, 1086 PEGPL_CFG, 1087 }; 1088 1089 static uint32_t dcr_read_pcie(void *opaque, int dcrn) 1090 { 1091 PPC460EXPCIEState *state = opaque; 1092 uint32_t ret = 0; 1093 1094 switch (dcrn - state->dcrn_base) { 1095 case PEGPL_CFGBAH: 1096 ret = state->cfg_base >> 32; 1097 break; 1098 case PEGPL_CFGBAL: 1099 ret = state->cfg_base; 1100 break; 1101 case PEGPL_CFGMSK: 1102 ret = state->cfg_mask; 1103 break; 1104 case PEGPL_MSGBAH: 1105 ret = state->msg_base >> 32; 1106 break; 1107 case PEGPL_MSGBAL: 1108 ret = state->msg_base; 1109 break; 1110 case PEGPL_MSGMSK: 1111 ret = state->msg_mask; 1112 break; 1113 case PEGPL_OMR1BAH: 1114 ret = state->omr1_base >> 32; 1115 break; 1116 case PEGPL_OMR1BAL: 1117 ret = state->omr1_base; 1118 break; 1119 case PEGPL_OMR1MSKH: 1120 ret = state->omr1_mask >> 32; 1121 break; 1122 case PEGPL_OMR1MSKL: 1123 ret = state->omr1_mask; 1124 break; 1125 case PEGPL_OMR2BAH: 1126 ret = state->omr2_base >> 32; 1127 break; 1128 case PEGPL_OMR2BAL: 1129 ret = state->omr2_base; 1130 break; 1131 case PEGPL_OMR2MSKH: 1132 ret = state->omr2_mask >> 32; 1133 break; 1134 case PEGPL_OMR2MSKL: 1135 ret = state->omr3_mask; 1136 break; 1137 case PEGPL_OMR3BAH: 1138 ret = state->omr3_base >> 32; 1139 break; 1140 case PEGPL_OMR3BAL: 1141 ret = state->omr3_base; 1142 break; 1143 case PEGPL_OMR3MSKH: 1144 ret = state->omr3_mask >> 32; 1145 break; 1146 case PEGPL_OMR3MSKL: 1147 ret = state->omr3_mask; 1148 break; 1149 case PEGPL_REGBAH: 1150 ret = state->reg_base >> 32; 1151 break; 1152 case PEGPL_REGBAL: 1153 ret = state->reg_base; 1154 break; 1155 case PEGPL_REGMSK: 1156 ret = state->reg_mask; 1157 break; 1158 case PEGPL_SPECIAL: 1159 ret = state->special; 1160 break; 1161 case PEGPL_CFG: 1162 ret = state->cfg; 1163 break; 1164 } 1165 1166 return ret; 1167 } 1168 1169 static void dcr_write_pcie(void *opaque, int dcrn, uint32_t val) 1170 { 1171 PPC460EXPCIEState *s = opaque; 1172 uint64_t size; 1173 1174 switch (dcrn - s->dcrn_base) { 1175 case PEGPL_CFGBAH: 1176 s->cfg_base = ((uint64_t)val << 32) | (s->cfg_base & 0xffffffff); 1177 break; 1178 case PEGPL_CFGBAL: 1179 s->cfg_base = (s->cfg_base & 0xffffffff00000000ULL) | val; 1180 break; 1181 case PEGPL_CFGMSK: 1182 s->cfg_mask = val; 1183 size = ~(val & 0xfffffffe) + 1; 1184 qemu_mutex_lock_iothread(); 1185 pcie_host_mmcfg_update(PCIE_HOST_BRIDGE(s), val & 1, s->cfg_base, size); 1186 qemu_mutex_unlock_iothread(); 1187 break; 1188 case PEGPL_MSGBAH: 1189 s->msg_base = ((uint64_t)val << 32) | (s->msg_base & 0xffffffff); 1190 break; 1191 case PEGPL_MSGBAL: 1192 s->msg_base = (s->msg_base & 0xffffffff00000000ULL) | val; 1193 break; 1194 case PEGPL_MSGMSK: 1195 s->msg_mask = val; 1196 break; 1197 case PEGPL_OMR1BAH: 1198 s->omr1_base = ((uint64_t)val << 32) | (s->omr1_base & 0xffffffff); 1199 break; 1200 case PEGPL_OMR1BAL: 1201 s->omr1_base = (s->omr1_base & 0xffffffff00000000ULL) | val; 1202 break; 1203 case PEGPL_OMR1MSKH: 1204 s->omr1_mask = ((uint64_t)val << 32) | (s->omr1_mask & 0xffffffff); 1205 break; 1206 case PEGPL_OMR1MSKL: 1207 s->omr1_mask = (s->omr1_mask & 0xffffffff00000000ULL) | val; 1208 break; 1209 case PEGPL_OMR2BAH: 1210 s->omr2_base = ((uint64_t)val << 32) | (s->omr2_base & 0xffffffff); 1211 break; 1212 case PEGPL_OMR2BAL: 1213 s->omr2_base = (s->omr2_base & 0xffffffff00000000ULL) | val; 1214 break; 1215 case PEGPL_OMR2MSKH: 1216 s->omr2_mask = ((uint64_t)val << 32) | (s->omr2_mask & 0xffffffff); 1217 break; 1218 case PEGPL_OMR2MSKL: 1219 s->omr2_mask = (s->omr2_mask & 0xffffffff00000000ULL) | val; 1220 break; 1221 case PEGPL_OMR3BAH: 1222 s->omr3_base = ((uint64_t)val << 32) | (s->omr3_base & 0xffffffff); 1223 break; 1224 case PEGPL_OMR3BAL: 1225 s->omr3_base = (s->omr3_base & 0xffffffff00000000ULL) | val; 1226 break; 1227 case PEGPL_OMR3MSKH: 1228 s->omr3_mask = ((uint64_t)val << 32) | (s->omr3_mask & 0xffffffff); 1229 break; 1230 case PEGPL_OMR3MSKL: 1231 s->omr3_mask = (s->omr3_mask & 0xffffffff00000000ULL) | val; 1232 break; 1233 case PEGPL_REGBAH: 1234 s->reg_base = ((uint64_t)val << 32) | (s->reg_base & 0xffffffff); 1235 break; 1236 case PEGPL_REGBAL: 1237 s->reg_base = (s->reg_base & 0xffffffff00000000ULL) | val; 1238 break; 1239 case PEGPL_REGMSK: 1240 s->reg_mask = val; 1241 /* FIXME: how is size encoded? */ 1242 size = (val == 0x7001 ? 4096 : ~(val & 0xfffffffe) + 1); 1243 break; 1244 case PEGPL_SPECIAL: 1245 s->special = val; 1246 break; 1247 case PEGPL_CFG: 1248 s->cfg = val; 1249 break; 1250 } 1251 } 1252 1253 static void ppc460ex_set_irq(void *opaque, int irq_num, int level) 1254 { 1255 PPC460EXPCIEState *s = opaque; 1256 qemu_set_irq(s->irq[irq_num], level); 1257 } 1258 1259 static void ppc460ex_pcie_realize(DeviceState *dev, Error **errp) 1260 { 1261 PPC460EXPCIEState *s = PPC460EX_PCIE_HOST(dev); 1262 PCIHostState *pci = PCI_HOST_BRIDGE(dev); 1263 int i, id; 1264 char buf[16]; 1265 1266 switch (s->dcrn_base) { 1267 case DCRN_PCIE0_BASE: 1268 id = 0; 1269 break; 1270 case DCRN_PCIE1_BASE: 1271 id = 1; 1272 break; 1273 default: 1274 error_setg(errp, "invalid PCIe DCRN base"); 1275 return; 1276 } 1277 snprintf(buf, sizeof(buf), "pcie%d-io", id); 1278 memory_region_init(&s->iomem, OBJECT(s), buf, UINT64_MAX); 1279 for (i = 0; i < 4; i++) { 1280 sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq[i]); 1281 } 1282 snprintf(buf, sizeof(buf), "pcie.%d", id); 1283 pci->bus = pci_register_root_bus(DEVICE(s), buf, ppc460ex_set_irq, 1284 pci_swizzle_map_irq_fn, s, &s->iomem, 1285 get_system_io(), 0, 4, TYPE_PCIE_BUS); 1286 } 1287 1288 static Property ppc460ex_pcie_props[] = { 1289 DEFINE_PROP_INT32("dcrn-base", PPC460EXPCIEState, dcrn_base, -1), 1290 DEFINE_PROP_END_OF_LIST(), 1291 }; 1292 1293 static void ppc460ex_pcie_class_init(ObjectClass *klass, void *data) 1294 { 1295 DeviceClass *dc = DEVICE_CLASS(klass); 1296 1297 set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); 1298 dc->realize = ppc460ex_pcie_realize; 1299 device_class_set_props(dc, ppc460ex_pcie_props); 1300 dc->hotpluggable = false; 1301 } 1302 1303 static const TypeInfo ppc460ex_pcie_host_info = { 1304 .name = TYPE_PPC460EX_PCIE_HOST, 1305 .parent = TYPE_PCIE_HOST_BRIDGE, 1306 .instance_size = sizeof(PPC460EXPCIEState), 1307 .class_init = ppc460ex_pcie_class_init, 1308 }; 1309 1310 static void ppc460ex_pcie_register(void) 1311 { 1312 type_register_static(&ppc460ex_pcie_host_info); 1313 } 1314 1315 type_init(ppc460ex_pcie_register) 1316 1317 static void ppc460ex_pcie_register_dcrs(PPC460EXPCIEState *s, CPUPPCState *env) 1318 { 1319 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFGBAH, s, 1320 &dcr_read_pcie, &dcr_write_pcie); 1321 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFGBAL, s, 1322 &dcr_read_pcie, &dcr_write_pcie); 1323 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFGMSK, s, 1324 &dcr_read_pcie, &dcr_write_pcie); 1325 ppc_dcr_register(env, s->dcrn_base + PEGPL_MSGBAH, s, 1326 &dcr_read_pcie, &dcr_write_pcie); 1327 ppc_dcr_register(env, s->dcrn_base + PEGPL_MSGBAL, s, 1328 &dcr_read_pcie, &dcr_write_pcie); 1329 ppc_dcr_register(env, s->dcrn_base + PEGPL_MSGMSK, s, 1330 &dcr_read_pcie, &dcr_write_pcie); 1331 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1BAH, s, 1332 &dcr_read_pcie, &dcr_write_pcie); 1333 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1BAL, s, 1334 &dcr_read_pcie, &dcr_write_pcie); 1335 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1MSKH, s, 1336 &dcr_read_pcie, &dcr_write_pcie); 1337 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1MSKL, s, 1338 &dcr_read_pcie, &dcr_write_pcie); 1339 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2BAH, s, 1340 &dcr_read_pcie, &dcr_write_pcie); 1341 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2BAL, s, 1342 &dcr_read_pcie, &dcr_write_pcie); 1343 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2MSKH, s, 1344 &dcr_read_pcie, &dcr_write_pcie); 1345 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2MSKL, s, 1346 &dcr_read_pcie, &dcr_write_pcie); 1347 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3BAH, s, 1348 &dcr_read_pcie, &dcr_write_pcie); 1349 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3BAL, s, 1350 &dcr_read_pcie, &dcr_write_pcie); 1351 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3MSKH, s, 1352 &dcr_read_pcie, &dcr_write_pcie); 1353 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3MSKL, s, 1354 &dcr_read_pcie, &dcr_write_pcie); 1355 ppc_dcr_register(env, s->dcrn_base + PEGPL_REGBAH, s, 1356 &dcr_read_pcie, &dcr_write_pcie); 1357 ppc_dcr_register(env, s->dcrn_base + PEGPL_REGBAL, s, 1358 &dcr_read_pcie, &dcr_write_pcie); 1359 ppc_dcr_register(env, s->dcrn_base + PEGPL_REGMSK, s, 1360 &dcr_read_pcie, &dcr_write_pcie); 1361 ppc_dcr_register(env, s->dcrn_base + PEGPL_SPECIAL, s, 1362 &dcr_read_pcie, &dcr_write_pcie); 1363 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFG, s, 1364 &dcr_read_pcie, &dcr_write_pcie); 1365 } 1366 1367 void ppc460ex_pcie_init(CPUPPCState *env) 1368 { 1369 DeviceState *dev; 1370 1371 dev = qdev_create(NULL, TYPE_PPC460EX_PCIE_HOST); 1372 qdev_prop_set_int32(dev, "dcrn-base", DCRN_PCIE0_BASE); 1373 qdev_init_nofail(dev); 1374 object_property_set_bool(OBJECT(dev), true, "realized", NULL); 1375 ppc460ex_pcie_register_dcrs(PPC460EX_PCIE_HOST(dev), env); 1376 1377 dev = qdev_create(NULL, TYPE_PPC460EX_PCIE_HOST); 1378 qdev_prop_set_int32(dev, "dcrn-base", DCRN_PCIE1_BASE); 1379 qdev_init_nofail(dev); 1380 object_property_set_bool(OBJECT(dev), true, "realized", NULL); 1381 ppc460ex_pcie_register_dcrs(PPC460EX_PCIE_HOST(dev), env); 1382 } 1383