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