1 /* 2 * Arm SSE (Subsystems for Embedded): IoTKit 3 * 4 * Copyright (c) 2018 Linaro Limited 5 * Written by Peter Maydell 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 or 9 * (at your option) any later version. 10 */ 11 12 #include "qemu/osdep.h" 13 #include "qemu/log.h" 14 #include "qemu/module.h" 15 #include "qemu/bitops.h" 16 #include "qemu/units.h" 17 #include "qapi/error.h" 18 #include "trace.h" 19 #include "hw/sysbus.h" 20 #include "migration/vmstate.h" 21 #include "hw/registerfields.h" 22 #include "hw/arm/armsse.h" 23 #include "hw/arm/armsse-version.h" 24 #include "hw/arm/boot.h" 25 #include "hw/irq.h" 26 #include "hw/qdev-clock.h" 27 28 /* 29 * The SSE-300 puts some devices in different places to the 30 * SSE-200 (and original IoTKit). We use an array of these structs 31 * to define how each variant lays out these devices. (Parts of the 32 * SoC that are the same for all variants aren't handled via these 33 * data structures.) 34 */ 35 36 #define NO_IRQ -1 37 #define NO_PPC -1 38 /* 39 * Special values for ARMSSEDeviceInfo::irq to indicate that this 40 * device uses one of the inputs to the OR gate that feeds into the 41 * CPU NMI input. 42 */ 43 #define NMI_0 10000 44 #define NMI_1 10001 45 46 typedef struct ARMSSEDeviceInfo { 47 const char *name; /* name to use for the QOM object; NULL terminates list */ 48 const char *type; /* QOM type name */ 49 unsigned int index; /* Which of the N devices of this type is this ? */ 50 hwaddr addr; 51 hwaddr size; /* only needed for TYPE_UNIMPLEMENTED_DEVICE */ 52 int ppc; /* Index of APB PPC this device is wired up to, or NO_PPC */ 53 int ppc_port; /* Port number of this device on the PPC */ 54 int irq; /* NO_IRQ, or 0..NUM_SSE_IRQS-1, or NMI_0 or NMI_1 */ 55 bool slowclk; /* true if device uses the slow 32KHz clock */ 56 } ARMSSEDeviceInfo; 57 58 struct ARMSSEInfo { 59 const char *name; 60 const char *cpu_type; 61 uint32_t sse_version; 62 int sram_banks; 63 uint32_t sram_bank_base; 64 int num_cpus; 65 uint32_t sys_version; 66 uint32_t iidr; 67 uint32_t cpuwait_rst; 68 bool has_mhus; 69 bool has_cachectrl; 70 bool has_cpusecctrl; 71 bool has_cpuid; 72 bool has_cpu_pwrctrl; 73 bool has_sse_counter; 74 bool has_tcms; 75 Property *props; 76 const ARMSSEDeviceInfo *devinfo; 77 const bool *irq_is_common; 78 }; 79 80 static Property iotkit_properties[] = { 81 DEFINE_PROP_LINK("memory", ARMSSE, board_memory, TYPE_MEMORY_REGION, 82 MemoryRegion *), 83 DEFINE_PROP_UINT32("EXP_NUMIRQ", ARMSSE, exp_numirq, 64), 84 DEFINE_PROP_UINT32("SRAM_ADDR_WIDTH", ARMSSE, sram_addr_width, 15), 85 DEFINE_PROP_UINT32("init-svtor", ARMSSE, init_svtor, 0x10000000), 86 DEFINE_PROP_BOOL("CPU0_FPU", ARMSSE, cpu_fpu[0], true), 87 DEFINE_PROP_BOOL("CPU0_DSP", ARMSSE, cpu_dsp[0], true), 88 DEFINE_PROP_END_OF_LIST() 89 }; 90 91 static Property sse200_properties[] = { 92 DEFINE_PROP_LINK("memory", ARMSSE, board_memory, TYPE_MEMORY_REGION, 93 MemoryRegion *), 94 DEFINE_PROP_UINT32("EXP_NUMIRQ", ARMSSE, exp_numirq, 64), 95 DEFINE_PROP_UINT32("SRAM_ADDR_WIDTH", ARMSSE, sram_addr_width, 15), 96 DEFINE_PROP_UINT32("init-svtor", ARMSSE, init_svtor, 0x10000000), 97 DEFINE_PROP_BOOL("CPU0_FPU", ARMSSE, cpu_fpu[0], false), 98 DEFINE_PROP_BOOL("CPU0_DSP", ARMSSE, cpu_dsp[0], false), 99 DEFINE_PROP_BOOL("CPU1_FPU", ARMSSE, cpu_fpu[1], true), 100 DEFINE_PROP_BOOL("CPU1_DSP", ARMSSE, cpu_dsp[1], true), 101 DEFINE_PROP_END_OF_LIST() 102 }; 103 104 static Property sse300_properties[] = { 105 DEFINE_PROP_LINK("memory", ARMSSE, board_memory, TYPE_MEMORY_REGION, 106 MemoryRegion *), 107 DEFINE_PROP_UINT32("EXP_NUMIRQ", ARMSSE, exp_numirq, 64), 108 DEFINE_PROP_UINT32("SRAM_ADDR_WIDTH", ARMSSE, sram_addr_width, 18), 109 DEFINE_PROP_UINT32("init-svtor", ARMSSE, init_svtor, 0x10000000), 110 DEFINE_PROP_BOOL("CPU0_FPU", ARMSSE, cpu_fpu[0], true), 111 DEFINE_PROP_BOOL("CPU0_DSP", ARMSSE, cpu_dsp[0], true), 112 DEFINE_PROP_END_OF_LIST() 113 }; 114 115 static const ARMSSEDeviceInfo iotkit_devices[] = { 116 { 117 .name = "timer0", 118 .type = TYPE_CMSDK_APB_TIMER, 119 .index = 0, 120 .addr = 0x40000000, 121 .ppc = 0, 122 .ppc_port = 0, 123 .irq = 3, 124 }, 125 { 126 .name = "timer1", 127 .type = TYPE_CMSDK_APB_TIMER, 128 .index = 1, 129 .addr = 0x40001000, 130 .ppc = 0, 131 .ppc_port = 1, 132 .irq = 4, 133 }, 134 { 135 .name = "s32ktimer", 136 .type = TYPE_CMSDK_APB_TIMER, 137 .index = 2, 138 .addr = 0x4002f000, 139 .ppc = 1, 140 .ppc_port = 0, 141 .irq = 2, 142 .slowclk = true, 143 }, 144 { 145 .name = "dualtimer", 146 .type = TYPE_CMSDK_APB_DUALTIMER, 147 .index = 0, 148 .addr = 0x40002000, 149 .ppc = 0, 150 .ppc_port = 2, 151 .irq = 5, 152 }, 153 { 154 .name = "s32kwatchdog", 155 .type = TYPE_CMSDK_APB_WATCHDOG, 156 .index = 0, 157 .addr = 0x5002e000, 158 .ppc = NO_PPC, 159 .irq = NMI_0, 160 .slowclk = true, 161 }, 162 { 163 .name = "nswatchdog", 164 .type = TYPE_CMSDK_APB_WATCHDOG, 165 .index = 1, 166 .addr = 0x40081000, 167 .ppc = NO_PPC, 168 .irq = 1, 169 }, 170 { 171 .name = "swatchdog", 172 .type = TYPE_CMSDK_APB_WATCHDOG, 173 .index = 2, 174 .addr = 0x50081000, 175 .ppc = NO_PPC, 176 .irq = NMI_1, 177 }, 178 { 179 .name = "armsse-sysinfo", 180 .type = TYPE_IOTKIT_SYSINFO, 181 .index = 0, 182 .addr = 0x40020000, 183 .ppc = NO_PPC, 184 .irq = NO_IRQ, 185 }, 186 { 187 .name = "armsse-sysctl", 188 .type = TYPE_IOTKIT_SYSCTL, 189 .index = 0, 190 .addr = 0x50021000, 191 .ppc = NO_PPC, 192 .irq = NO_IRQ, 193 }, 194 { 195 .name = NULL, 196 } 197 }; 198 199 static const ARMSSEDeviceInfo sse200_devices[] = { 200 { 201 .name = "timer0", 202 .type = TYPE_CMSDK_APB_TIMER, 203 .index = 0, 204 .addr = 0x40000000, 205 .ppc = 0, 206 .ppc_port = 0, 207 .irq = 3, 208 }, 209 { 210 .name = "timer1", 211 .type = TYPE_CMSDK_APB_TIMER, 212 .index = 1, 213 .addr = 0x40001000, 214 .ppc = 0, 215 .ppc_port = 1, 216 .irq = 4, 217 }, 218 { 219 .name = "s32ktimer", 220 .type = TYPE_CMSDK_APB_TIMER, 221 .index = 2, 222 .addr = 0x4002f000, 223 .ppc = 1, 224 .ppc_port = 0, 225 .irq = 2, 226 .slowclk = true, 227 }, 228 { 229 .name = "dualtimer", 230 .type = TYPE_CMSDK_APB_DUALTIMER, 231 .index = 0, 232 .addr = 0x40002000, 233 .ppc = 0, 234 .ppc_port = 2, 235 .irq = 5, 236 }, 237 { 238 .name = "s32kwatchdog", 239 .type = TYPE_CMSDK_APB_WATCHDOG, 240 .index = 0, 241 .addr = 0x5002e000, 242 .ppc = NO_PPC, 243 .irq = NMI_0, 244 .slowclk = true, 245 }, 246 { 247 .name = "nswatchdog", 248 .type = TYPE_CMSDK_APB_WATCHDOG, 249 .index = 1, 250 .addr = 0x40081000, 251 .ppc = NO_PPC, 252 .irq = 1, 253 }, 254 { 255 .name = "swatchdog", 256 .type = TYPE_CMSDK_APB_WATCHDOG, 257 .index = 2, 258 .addr = 0x50081000, 259 .ppc = NO_PPC, 260 .irq = NMI_1, 261 }, 262 { 263 .name = "armsse-sysinfo", 264 .type = TYPE_IOTKIT_SYSINFO, 265 .index = 0, 266 .addr = 0x40020000, 267 .ppc = NO_PPC, 268 .irq = NO_IRQ, 269 }, 270 { 271 .name = "armsse-sysctl", 272 .type = TYPE_IOTKIT_SYSCTL, 273 .index = 0, 274 .addr = 0x50021000, 275 .ppc = NO_PPC, 276 .irq = NO_IRQ, 277 }, 278 { 279 .name = "CPU0CORE_PPU", 280 .type = TYPE_UNIMPLEMENTED_DEVICE, 281 .index = 0, 282 .addr = 0x50023000, 283 .size = 0x1000, 284 .ppc = NO_PPC, 285 .irq = NO_IRQ, 286 }, 287 { 288 .name = "CPU1CORE_PPU", 289 .type = TYPE_UNIMPLEMENTED_DEVICE, 290 .index = 1, 291 .addr = 0x50025000, 292 .size = 0x1000, 293 .ppc = NO_PPC, 294 .irq = NO_IRQ, 295 }, 296 { 297 .name = "DBG_PPU", 298 .type = TYPE_UNIMPLEMENTED_DEVICE, 299 .index = 2, 300 .addr = 0x50029000, 301 .size = 0x1000, 302 .ppc = NO_PPC, 303 .irq = NO_IRQ, 304 }, 305 { 306 .name = "RAM0_PPU", 307 .type = TYPE_UNIMPLEMENTED_DEVICE, 308 .index = 3, 309 .addr = 0x5002a000, 310 .size = 0x1000, 311 .ppc = NO_PPC, 312 .irq = NO_IRQ, 313 }, 314 { 315 .name = "RAM1_PPU", 316 .type = TYPE_UNIMPLEMENTED_DEVICE, 317 .index = 4, 318 .addr = 0x5002b000, 319 .size = 0x1000, 320 .ppc = NO_PPC, 321 .irq = NO_IRQ, 322 }, 323 { 324 .name = "RAM2_PPU", 325 .type = TYPE_UNIMPLEMENTED_DEVICE, 326 .index = 5, 327 .addr = 0x5002c000, 328 .size = 0x1000, 329 .ppc = NO_PPC, 330 .irq = NO_IRQ, 331 }, 332 { 333 .name = "RAM3_PPU", 334 .type = TYPE_UNIMPLEMENTED_DEVICE, 335 .index = 6, 336 .addr = 0x5002d000, 337 .size = 0x1000, 338 .ppc = NO_PPC, 339 .irq = NO_IRQ, 340 }, 341 { 342 .name = "SYS_PPU", 343 .type = TYPE_UNIMPLEMENTED_DEVICE, 344 .index = 7, 345 .addr = 0x50022000, 346 .size = 0x1000, 347 .ppc = NO_PPC, 348 .irq = NO_IRQ, 349 }, 350 { 351 .name = NULL, 352 } 353 }; 354 355 static const ARMSSEDeviceInfo sse300_devices[] = { 356 { 357 .name = "timer0", 358 .type = TYPE_SSE_TIMER, 359 .index = 0, 360 .addr = 0x48000000, 361 .ppc = 0, 362 .ppc_port = 0, 363 .irq = 3, 364 }, 365 { 366 .name = "timer1", 367 .type = TYPE_SSE_TIMER, 368 .index = 1, 369 .addr = 0x48001000, 370 .ppc = 0, 371 .ppc_port = 1, 372 .irq = 4, 373 }, 374 { 375 .name = "timer2", 376 .type = TYPE_SSE_TIMER, 377 .index = 2, 378 .addr = 0x48002000, 379 .ppc = 0, 380 .ppc_port = 2, 381 .irq = 5, 382 }, 383 { 384 .name = "timer3", 385 .type = TYPE_SSE_TIMER, 386 .index = 3, 387 .addr = 0x48003000, 388 .ppc = 0, 389 .ppc_port = 5, 390 .irq = 27, 391 }, 392 { 393 .name = "s32ktimer", 394 .type = TYPE_CMSDK_APB_TIMER, 395 .index = 0, 396 .addr = 0x4802f000, 397 .ppc = 1, 398 .ppc_port = 0, 399 .irq = 2, 400 .slowclk = true, 401 }, 402 { 403 .name = "s32kwatchdog", 404 .type = TYPE_CMSDK_APB_WATCHDOG, 405 .index = 0, 406 .addr = 0x4802e000, 407 .ppc = NO_PPC, 408 .irq = NMI_0, 409 .slowclk = true, 410 }, 411 { 412 .name = "watchdog", 413 .type = TYPE_UNIMPLEMENTED_DEVICE, 414 .index = 0, 415 .addr = 0x48040000, 416 .size = 0x2000, 417 .ppc = NO_PPC, 418 .irq = NO_IRQ, 419 }, 420 { 421 .name = "armsse-sysinfo", 422 .type = TYPE_IOTKIT_SYSINFO, 423 .index = 0, 424 .addr = 0x48020000, 425 .ppc = NO_PPC, 426 .irq = NO_IRQ, 427 }, 428 { 429 .name = "armsse-sysctl", 430 .type = TYPE_IOTKIT_SYSCTL, 431 .index = 0, 432 .addr = 0x58021000, 433 .ppc = NO_PPC, 434 .irq = NO_IRQ, 435 }, 436 { 437 .name = "SYS_PPU", 438 .type = TYPE_UNIMPLEMENTED_DEVICE, 439 .index = 1, 440 .addr = 0x58022000, 441 .size = 0x1000, 442 .ppc = NO_PPC, 443 .irq = NO_IRQ, 444 }, 445 { 446 .name = "CPU0CORE_PPU", 447 .type = TYPE_UNIMPLEMENTED_DEVICE, 448 .index = 2, 449 .addr = 0x50023000, 450 .size = 0x1000, 451 .ppc = NO_PPC, 452 .irq = NO_IRQ, 453 }, 454 { 455 .name = "MGMT_PPU", 456 .type = TYPE_UNIMPLEMENTED_DEVICE, 457 .index = 3, 458 .addr = 0x50028000, 459 .size = 0x1000, 460 .ppc = NO_PPC, 461 .irq = NO_IRQ, 462 }, 463 { 464 .name = "DEBUG_PPU", 465 .type = TYPE_UNIMPLEMENTED_DEVICE, 466 .index = 4, 467 .addr = 0x50029000, 468 .size = 0x1000, 469 .ppc = NO_PPC, 470 .irq = NO_IRQ, 471 }, 472 { 473 .name = NULL, 474 } 475 }; 476 477 /* Is internal IRQ n shared between CPUs in a multi-core SSE ? */ 478 static const bool sse200_irq_is_common[32] = { 479 [0 ... 5] = true, 480 /* 6, 7: per-CPU MHU interrupts */ 481 [8 ... 12] = true, 482 /* 13: per-CPU icache interrupt */ 483 /* 14: reserved */ 484 [15 ... 20] = true, 485 /* 21: reserved */ 486 [22 ... 26] = true, 487 /* 27: reserved */ 488 /* 28, 29: per-CPU CTI interrupts */ 489 /* 30, 31: reserved */ 490 }; 491 492 static const bool sse300_irq_is_common[32] = { 493 [0 ... 5] = true, 494 /* 6, 7: per-CPU MHU interrupts */ 495 [8 ... 12] = true, 496 /* 13: reserved */ 497 [14 ... 16] = true, 498 /* 17-25: reserved */ 499 [26 ... 27] = true, 500 /* 28, 29: per-CPU CTI interrupts */ 501 /* 30, 31: reserved */ 502 }; 503 504 static const ARMSSEInfo armsse_variants[] = { 505 { 506 .name = TYPE_IOTKIT, 507 .sse_version = ARMSSE_IOTKIT, 508 .cpu_type = ARM_CPU_TYPE_NAME("cortex-m33"), 509 .sram_banks = 1, 510 .sram_bank_base = 0x20000000, 511 .num_cpus = 1, 512 .sys_version = 0x41743, 513 .iidr = 0, 514 .cpuwait_rst = 0, 515 .has_mhus = false, 516 .has_cachectrl = false, 517 .has_cpusecctrl = false, 518 .has_cpuid = false, 519 .has_cpu_pwrctrl = false, 520 .has_sse_counter = false, 521 .has_tcms = false, 522 .props = iotkit_properties, 523 .devinfo = iotkit_devices, 524 .irq_is_common = sse200_irq_is_common, 525 }, 526 { 527 .name = TYPE_SSE200, 528 .sse_version = ARMSSE_SSE200, 529 .cpu_type = ARM_CPU_TYPE_NAME("cortex-m33"), 530 .sram_banks = 4, 531 .sram_bank_base = 0x20000000, 532 .num_cpus = 2, 533 .sys_version = 0x22041743, 534 .iidr = 0, 535 .cpuwait_rst = 2, 536 .has_mhus = true, 537 .has_cachectrl = true, 538 .has_cpusecctrl = true, 539 .has_cpuid = true, 540 .has_cpu_pwrctrl = false, 541 .has_sse_counter = false, 542 .has_tcms = false, 543 .props = sse200_properties, 544 .devinfo = sse200_devices, 545 .irq_is_common = sse200_irq_is_common, 546 }, 547 { 548 .name = TYPE_SSE300, 549 .sse_version = ARMSSE_SSE300, 550 .cpu_type = ARM_CPU_TYPE_NAME("cortex-m55"), 551 .sram_banks = 2, 552 .sram_bank_base = 0x21000000, 553 .num_cpus = 1, 554 .sys_version = 0x7e00043b, 555 .iidr = 0x74a0043b, 556 .cpuwait_rst = 0, 557 .has_mhus = false, 558 .has_cachectrl = false, 559 .has_cpusecctrl = true, 560 .has_cpuid = true, 561 .has_cpu_pwrctrl = true, 562 .has_sse_counter = true, 563 .has_tcms = true, 564 .props = sse300_properties, 565 .devinfo = sse300_devices, 566 .irq_is_common = sse300_irq_is_common, 567 }, 568 }; 569 570 static uint32_t armsse_sys_config_value(ARMSSE *s, const ARMSSEInfo *info) 571 { 572 /* Return the SYS_CONFIG value for this SSE */ 573 uint32_t sys_config; 574 575 switch (info->sse_version) { 576 case ARMSSE_IOTKIT: 577 sys_config = 0; 578 sys_config = deposit32(sys_config, 0, 4, info->sram_banks); 579 sys_config = deposit32(sys_config, 4, 4, s->sram_addr_width - 12); 580 break; 581 case ARMSSE_SSE200: 582 sys_config = 0; 583 sys_config = deposit32(sys_config, 0, 4, info->sram_banks); 584 sys_config = deposit32(sys_config, 4, 5, s->sram_addr_width); 585 sys_config = deposit32(sys_config, 24, 4, 2); 586 if (info->num_cpus > 1) { 587 sys_config = deposit32(sys_config, 10, 1, 1); 588 sys_config = deposit32(sys_config, 20, 4, info->sram_banks - 1); 589 sys_config = deposit32(sys_config, 28, 4, 2); 590 } 591 break; 592 case ARMSSE_SSE300: 593 sys_config = 0; 594 sys_config = deposit32(sys_config, 0, 4, info->sram_banks); 595 sys_config = deposit32(sys_config, 4, 5, s->sram_addr_width); 596 sys_config = deposit32(sys_config, 16, 3, 3); /* CPU0 = Cortex-M55 */ 597 break; 598 default: 599 g_assert_not_reached(); 600 } 601 return sys_config; 602 } 603 604 /* Clock frequency in HZ of the 32KHz "slow clock" */ 605 #define S32KCLK (32 * 1000) 606 607 /* 608 * Create an alias region in @container of @size bytes starting at @base 609 * which mirrors the memory starting at @orig. 610 */ 611 static void make_alias(ARMSSE *s, MemoryRegion *mr, MemoryRegion *container, 612 const char *name, hwaddr base, hwaddr size, hwaddr orig) 613 { 614 memory_region_init_alias(mr, NULL, name, container, orig, size); 615 /* The alias is even lower priority than unimplemented_device regions */ 616 memory_region_add_subregion_overlap(container, base, mr, -1500); 617 } 618 619 static void irq_status_forwarder(void *opaque, int n, int level) 620 { 621 qemu_irq destirq = opaque; 622 623 qemu_set_irq(destirq, level); 624 } 625 626 static void nsccfg_handler(void *opaque, int n, int level) 627 { 628 ARMSSE *s = ARM_SSE(opaque); 629 630 s->nsccfg = level; 631 } 632 633 static void armsse_forward_ppc(ARMSSE *s, const char *ppcname, int ppcnum) 634 { 635 /* Each of the 4 AHB and 4 APB PPCs that might be present in a 636 * system using the ARMSSE has a collection of control lines which 637 * are provided by the security controller and which we want to 638 * expose as control lines on the ARMSSE device itself, so the 639 * code using the ARMSSE can wire them up to the PPCs. 640 */ 641 SplitIRQ *splitter = &s->ppc_irq_splitter[ppcnum]; 642 DeviceState *armssedev = DEVICE(s); 643 DeviceState *dev_secctl = DEVICE(&s->secctl); 644 DeviceState *dev_splitter = DEVICE(splitter); 645 char *name; 646 647 name = g_strdup_printf("%s_nonsec", ppcname); 648 qdev_pass_gpios(dev_secctl, armssedev, name); 649 g_free(name); 650 name = g_strdup_printf("%s_ap", ppcname); 651 qdev_pass_gpios(dev_secctl, armssedev, name); 652 g_free(name); 653 name = g_strdup_printf("%s_irq_enable", ppcname); 654 qdev_pass_gpios(dev_secctl, armssedev, name); 655 g_free(name); 656 name = g_strdup_printf("%s_irq_clear", ppcname); 657 qdev_pass_gpios(dev_secctl, armssedev, name); 658 g_free(name); 659 660 /* irq_status is a little more tricky, because we need to 661 * split it so we can send it both to the security controller 662 * and to our OR gate for the NVIC interrupt line. 663 * Connect up the splitter's outputs, and create a GPIO input 664 * which will pass the line state to the input splitter. 665 */ 666 name = g_strdup_printf("%s_irq_status", ppcname); 667 qdev_connect_gpio_out(dev_splitter, 0, 668 qdev_get_gpio_in_named(dev_secctl, 669 name, 0)); 670 qdev_connect_gpio_out(dev_splitter, 1, 671 qdev_get_gpio_in(DEVICE(&s->ppc_irq_orgate), ppcnum)); 672 s->irq_status_in[ppcnum] = qdev_get_gpio_in(dev_splitter, 0); 673 qdev_init_gpio_in_named_with_opaque(armssedev, irq_status_forwarder, 674 s->irq_status_in[ppcnum], name, 1); 675 g_free(name); 676 } 677 678 static void armsse_forward_sec_resp_cfg(ARMSSE *s) 679 { 680 /* Forward the 3rd output from the splitter device as a 681 * named GPIO output of the armsse object. 682 */ 683 DeviceState *dev = DEVICE(s); 684 DeviceState *dev_splitter = DEVICE(&s->sec_resp_splitter); 685 686 qdev_init_gpio_out_named(dev, &s->sec_resp_cfg, "sec_resp_cfg", 1); 687 s->sec_resp_cfg_in = qemu_allocate_irq(irq_status_forwarder, 688 s->sec_resp_cfg, 1); 689 qdev_connect_gpio_out(dev_splitter, 2, s->sec_resp_cfg_in); 690 } 691 692 static void armsse_mainclk_update(void *opaque, ClockEvent event) 693 { 694 ARMSSE *s = ARM_SSE(opaque); 695 696 /* 697 * Set system_clock_scale from our Clock input; this is what 698 * controls the tick rate of the CPU SysTick timer. 699 */ 700 system_clock_scale = clock_ticks_to_ns(s->mainclk, 1); 701 } 702 703 static void armsse_init(Object *obj) 704 { 705 ARMSSE *s = ARM_SSE(obj); 706 ARMSSEClass *asc = ARM_SSE_GET_CLASS(obj); 707 const ARMSSEInfo *info = asc->info; 708 const ARMSSEDeviceInfo *devinfo; 709 int i; 710 711 assert(info->sram_banks <= MAX_SRAM_BANKS); 712 assert(info->num_cpus <= SSE_MAX_CPUS); 713 714 s->mainclk = qdev_init_clock_in(DEVICE(s), "MAINCLK", 715 armsse_mainclk_update, s, ClockUpdate); 716 s->s32kclk = qdev_init_clock_in(DEVICE(s), "S32KCLK", NULL, NULL, 0); 717 718 memory_region_init(&s->container, obj, "armsse-container", UINT64_MAX); 719 720 for (i = 0; i < info->num_cpus; i++) { 721 /* 722 * We put each CPU in its own cluster as they are logically 723 * distinct and may be configured differently. 724 */ 725 char *name; 726 727 name = g_strdup_printf("cluster%d", i); 728 object_initialize_child(obj, name, &s->cluster[i], TYPE_CPU_CLUSTER); 729 qdev_prop_set_uint32(DEVICE(&s->cluster[i]), "cluster-id", i); 730 g_free(name); 731 732 name = g_strdup_printf("armv7m%d", i); 733 object_initialize_child(OBJECT(&s->cluster[i]), name, &s->armv7m[i], 734 TYPE_ARMV7M); 735 qdev_prop_set_string(DEVICE(&s->armv7m[i]), "cpu-type", info->cpu_type); 736 g_free(name); 737 name = g_strdup_printf("arm-sse-cpu-container%d", i); 738 memory_region_init(&s->cpu_container[i], obj, name, UINT64_MAX); 739 g_free(name); 740 if (i > 0) { 741 name = g_strdup_printf("arm-sse-container-alias%d", i); 742 memory_region_init_alias(&s->container_alias[i - 1], obj, 743 name, &s->container, 0, UINT64_MAX); 744 g_free(name); 745 } 746 } 747 748 for (devinfo = info->devinfo; devinfo->name; devinfo++) { 749 assert(devinfo->ppc == NO_PPC || devinfo->ppc < ARRAY_SIZE(s->apb_ppc)); 750 if (!strcmp(devinfo->type, TYPE_CMSDK_APB_TIMER)) { 751 assert(devinfo->index < ARRAY_SIZE(s->timer)); 752 object_initialize_child(obj, devinfo->name, 753 &s->timer[devinfo->index], 754 TYPE_CMSDK_APB_TIMER); 755 } else if (!strcmp(devinfo->type, TYPE_CMSDK_APB_DUALTIMER)) { 756 assert(devinfo->index == 0); 757 object_initialize_child(obj, devinfo->name, &s->dualtimer, 758 TYPE_CMSDK_APB_DUALTIMER); 759 } else if (!strcmp(devinfo->type, TYPE_SSE_TIMER)) { 760 assert(devinfo->index < ARRAY_SIZE(s->sse_timer)); 761 object_initialize_child(obj, devinfo->name, 762 &s->sse_timer[devinfo->index], 763 TYPE_SSE_TIMER); 764 } else if (!strcmp(devinfo->type, TYPE_CMSDK_APB_WATCHDOG)) { 765 assert(devinfo->index < ARRAY_SIZE(s->cmsdk_watchdog)); 766 object_initialize_child(obj, devinfo->name, 767 &s->cmsdk_watchdog[devinfo->index], 768 TYPE_CMSDK_APB_WATCHDOG); 769 } else if (!strcmp(devinfo->type, TYPE_IOTKIT_SYSINFO)) { 770 assert(devinfo->index == 0); 771 object_initialize_child(obj, devinfo->name, &s->sysinfo, 772 TYPE_IOTKIT_SYSINFO); 773 } else if (!strcmp(devinfo->type, TYPE_IOTKIT_SYSCTL)) { 774 assert(devinfo->index == 0); 775 object_initialize_child(obj, devinfo->name, &s->sysctl, 776 TYPE_IOTKIT_SYSCTL); 777 } else if (!strcmp(devinfo->type, TYPE_UNIMPLEMENTED_DEVICE)) { 778 assert(devinfo->index < ARRAY_SIZE(s->unimp)); 779 object_initialize_child(obj, devinfo->name, 780 &s->unimp[devinfo->index], 781 TYPE_UNIMPLEMENTED_DEVICE); 782 } else { 783 g_assert_not_reached(); 784 } 785 } 786 787 object_initialize_child(obj, "secctl", &s->secctl, TYPE_IOTKIT_SECCTL); 788 789 for (i = 0; i < ARRAY_SIZE(s->apb_ppc); i++) { 790 g_autofree char *name = g_strdup_printf("apb-ppc%d", i); 791 object_initialize_child(obj, name, &s->apb_ppc[i], TYPE_TZ_PPC); 792 } 793 794 for (i = 0; i < info->sram_banks; i++) { 795 char *name = g_strdup_printf("mpc%d", i); 796 object_initialize_child(obj, name, &s->mpc[i], TYPE_TZ_MPC); 797 g_free(name); 798 } 799 object_initialize_child(obj, "mpc-irq-orgate", &s->mpc_irq_orgate, 800 TYPE_OR_IRQ); 801 802 for (i = 0; i < IOTS_NUM_EXP_MPC + info->sram_banks; i++) { 803 char *name = g_strdup_printf("mpc-irq-splitter-%d", i); 804 SplitIRQ *splitter = &s->mpc_irq_splitter[i]; 805 806 object_initialize_child(obj, name, splitter, TYPE_SPLIT_IRQ); 807 g_free(name); 808 } 809 810 if (info->has_mhus) { 811 object_initialize_child(obj, "mhu0", &s->mhu[0], TYPE_ARMSSE_MHU); 812 object_initialize_child(obj, "mhu1", &s->mhu[1], TYPE_ARMSSE_MHU); 813 } 814 if (info->has_cachectrl) { 815 for (i = 0; i < info->num_cpus; i++) { 816 char *name = g_strdup_printf("cachectrl%d", i); 817 818 object_initialize_child(obj, name, &s->cachectrl[i], 819 TYPE_UNIMPLEMENTED_DEVICE); 820 g_free(name); 821 } 822 } 823 if (info->has_cpusecctrl) { 824 for (i = 0; i < info->num_cpus; i++) { 825 char *name = g_strdup_printf("cpusecctrl%d", i); 826 827 object_initialize_child(obj, name, &s->cpusecctrl[i], 828 TYPE_UNIMPLEMENTED_DEVICE); 829 g_free(name); 830 } 831 } 832 if (info->has_cpuid) { 833 for (i = 0; i < info->num_cpus; i++) { 834 char *name = g_strdup_printf("cpuid%d", i); 835 836 object_initialize_child(obj, name, &s->cpuid[i], 837 TYPE_ARMSSE_CPUID); 838 g_free(name); 839 } 840 } 841 if (info->has_cpu_pwrctrl) { 842 for (i = 0; i < info->num_cpus; i++) { 843 char *name = g_strdup_printf("cpu_pwrctrl%d", i); 844 845 object_initialize_child(obj, name, &s->cpu_pwrctrl[i], 846 TYPE_ARMSSE_CPU_PWRCTRL); 847 g_free(name); 848 } 849 } 850 if (info->has_sse_counter) { 851 object_initialize_child(obj, "sse-counter", &s->sse_counter, 852 TYPE_SSE_COUNTER); 853 } 854 855 object_initialize_child(obj, "nmi-orgate", &s->nmi_orgate, TYPE_OR_IRQ); 856 object_initialize_child(obj, "ppc-irq-orgate", &s->ppc_irq_orgate, 857 TYPE_OR_IRQ); 858 object_initialize_child(obj, "sec-resp-splitter", &s->sec_resp_splitter, 859 TYPE_SPLIT_IRQ); 860 for (i = 0; i < ARRAY_SIZE(s->ppc_irq_splitter); i++) { 861 char *name = g_strdup_printf("ppc-irq-splitter-%d", i); 862 SplitIRQ *splitter = &s->ppc_irq_splitter[i]; 863 864 object_initialize_child(obj, name, splitter, TYPE_SPLIT_IRQ); 865 g_free(name); 866 } 867 if (info->num_cpus > 1) { 868 for (i = 0; i < ARRAY_SIZE(s->cpu_irq_splitter); i++) { 869 if (info->irq_is_common[i]) { 870 char *name = g_strdup_printf("cpu-irq-splitter%d", i); 871 SplitIRQ *splitter = &s->cpu_irq_splitter[i]; 872 873 object_initialize_child(obj, name, splitter, TYPE_SPLIT_IRQ); 874 g_free(name); 875 } 876 } 877 } 878 } 879 880 static void armsse_exp_irq(void *opaque, int n, int level) 881 { 882 qemu_irq *irqarray = opaque; 883 884 qemu_set_irq(irqarray[n], level); 885 } 886 887 static void armsse_mpcexp_status(void *opaque, int n, int level) 888 { 889 ARMSSE *s = ARM_SSE(opaque); 890 qemu_set_irq(s->mpcexp_status_in[n], level); 891 } 892 893 static qemu_irq armsse_get_common_irq_in(ARMSSE *s, int irqno) 894 { 895 /* 896 * Return a qemu_irq which can be used to signal IRQ n to 897 * all CPUs in the SSE. 898 */ 899 ARMSSEClass *asc = ARM_SSE_GET_CLASS(s); 900 const ARMSSEInfo *info = asc->info; 901 902 assert(info->irq_is_common[irqno]); 903 904 if (info->num_cpus == 1) { 905 /* Only one CPU -- just connect directly to it */ 906 return qdev_get_gpio_in(DEVICE(&s->armv7m[0]), irqno); 907 } else { 908 /* Connect to the splitter which feeds all CPUs */ 909 return qdev_get_gpio_in(DEVICE(&s->cpu_irq_splitter[irqno]), 0); 910 } 911 } 912 913 static void armsse_realize(DeviceState *dev, Error **errp) 914 { 915 ARMSSE *s = ARM_SSE(dev); 916 ARMSSEClass *asc = ARM_SSE_GET_CLASS(dev); 917 const ARMSSEInfo *info = asc->info; 918 const ARMSSEDeviceInfo *devinfo; 919 int i; 920 MemoryRegion *mr; 921 SysBusDevice *sbd_apb_ppc0; 922 SysBusDevice *sbd_secctl; 923 DeviceState *dev_apb_ppc0; 924 DeviceState *dev_apb_ppc1; 925 DeviceState *dev_secctl; 926 DeviceState *dev_splitter; 927 uint32_t addr_width_max; 928 929 ERRP_GUARD(); 930 931 if (!s->board_memory) { 932 error_setg(errp, "memory property was not set"); 933 return; 934 } 935 936 if (!clock_has_source(s->mainclk)) { 937 error_setg(errp, "MAINCLK clock was not connected"); 938 } 939 if (!clock_has_source(s->s32kclk)) { 940 error_setg(errp, "S32KCLK clock was not connected"); 941 } 942 943 assert(info->num_cpus <= SSE_MAX_CPUS); 944 945 /* max SRAM_ADDR_WIDTH: 24 - log2(SRAM_NUM_BANK) */ 946 assert(is_power_of_2(info->sram_banks)); 947 addr_width_max = 24 - ctz32(info->sram_banks); 948 if (s->sram_addr_width < 1 || s->sram_addr_width > addr_width_max) { 949 error_setg(errp, "SRAM_ADDR_WIDTH must be between 1 and %d", 950 addr_width_max); 951 return; 952 } 953 954 /* Handling of which devices should be available only to secure 955 * code is usually done differently for M profile than for A profile. 956 * Instead of putting some devices only into the secure address space, 957 * devices exist in both address spaces but with hard-wired security 958 * permissions that will cause the CPU to fault for non-secure accesses. 959 * 960 * The ARMSSE has an IDAU (Implementation Defined Access Unit), 961 * which specifies hard-wired security permissions for different 962 * areas of the physical address space. For the ARMSSE IDAU, the 963 * top 4 bits of the physical address are the IDAU region ID, and 964 * if bit 28 (ie the lowest bit of the ID) is 0 then this is an NS 965 * region, otherwise it is an S region. 966 * 967 * The various devices and RAMs are generally all mapped twice, 968 * once into a region that the IDAU defines as secure and once 969 * into a non-secure region. They sit behind either a Memory 970 * Protection Controller (for RAM) or a Peripheral Protection 971 * Controller (for devices), which allow a more fine grained 972 * configuration of whether non-secure accesses are permitted. 973 * 974 * (The other place that guest software can configure security 975 * permissions is in the architected SAU (Security Attribution 976 * Unit), which is entirely inside the CPU. The IDAU can upgrade 977 * the security attributes for a region to more restrictive than 978 * the SAU specifies, but cannot downgrade them.) 979 * 980 * 0x10000000..0x1fffffff alias of 0x00000000..0x0fffffff 981 * 0x20000000..0x2007ffff 32KB FPGA block RAM 982 * 0x30000000..0x3fffffff alias of 0x20000000..0x2fffffff 983 * 0x40000000..0x4000ffff base peripheral region 1 984 * 0x40010000..0x4001ffff CPU peripherals (none for ARMSSE) 985 * 0x40020000..0x4002ffff system control element peripherals 986 * 0x40080000..0x400fffff base peripheral region 2 987 * 0x50000000..0x5fffffff alias of 0x40000000..0x4fffffff 988 */ 989 990 memory_region_add_subregion_overlap(&s->container, 0, s->board_memory, -2); 991 992 for (i = 0; i < info->num_cpus; i++) { 993 DeviceState *cpudev = DEVICE(&s->armv7m[i]); 994 Object *cpuobj = OBJECT(&s->armv7m[i]); 995 int j; 996 char *gpioname; 997 998 qdev_connect_clock_in(cpudev, "cpuclk", s->mainclk); 999 /* The SSE subsystems do not wire up a systick refclk */ 1000 1001 qdev_prop_set_uint32(cpudev, "num-irq", s->exp_numirq + NUM_SSE_IRQS); 1002 /* 1003 * In real hardware the initial Secure VTOR is set from the INITSVTOR* 1004 * registers in the IoT Kit System Control Register block. In QEMU 1005 * we set the initial value here, and also the reset value of the 1006 * sysctl register, from this object's QOM init-svtor property. 1007 * If the guest changes the INITSVTOR* registers at runtime then the 1008 * code in iotkit-sysctl.c will update the CPU init-svtor property 1009 * (which will then take effect on the next CPU warm-reset). 1010 * 1011 * Note that typically a board using the SSE-200 will have a system 1012 * control processor whose boot firmware initializes the INITSVTOR* 1013 * registers before powering up the CPUs. QEMU doesn't emulate 1014 * the control processor, so instead we behave in the way that the 1015 * firmware does: the initial value should be set by the board code 1016 * (using the init-svtor property on the ARMSSE object) to match 1017 * whatever its firmware does. 1018 */ 1019 qdev_prop_set_uint32(cpudev, "init-svtor", s->init_svtor); 1020 /* 1021 * CPUs start powered down if the corresponding bit in the CPUWAIT 1022 * register is 1. In real hardware the CPUWAIT register reset value is 1023 * a configurable property of the SSE-200 (via the CPUWAIT0_RST and 1024 * CPUWAIT1_RST parameters), but since all the boards we care about 1025 * start CPU0 and leave CPU1 powered off, we hard-code that in 1026 * info->cpuwait_rst for now. We can add QOM properties for this 1027 * later if necessary. 1028 */ 1029 if (extract32(info->cpuwait_rst, i, 1)) { 1030 if (!object_property_set_bool(cpuobj, "start-powered-off", true, 1031 errp)) { 1032 return; 1033 } 1034 } 1035 if (!s->cpu_fpu[i]) { 1036 if (!object_property_set_bool(cpuobj, "vfp", false, errp)) { 1037 return; 1038 } 1039 } 1040 if (!s->cpu_dsp[i]) { 1041 if (!object_property_set_bool(cpuobj, "dsp", false, errp)) { 1042 return; 1043 } 1044 } 1045 1046 if (i > 0) { 1047 memory_region_add_subregion_overlap(&s->cpu_container[i], 0, 1048 &s->container_alias[i - 1], -1); 1049 } else { 1050 memory_region_add_subregion_overlap(&s->cpu_container[i], 0, 1051 &s->container, -1); 1052 } 1053 object_property_set_link(cpuobj, "memory", 1054 OBJECT(&s->cpu_container[i]), &error_abort); 1055 object_property_set_link(cpuobj, "idau", OBJECT(s), &error_abort); 1056 if (!sysbus_realize(SYS_BUS_DEVICE(cpuobj), errp)) { 1057 return; 1058 } 1059 /* 1060 * The cluster must be realized after the armv7m container, as 1061 * the container's CPU object is only created on realize, and the 1062 * CPU must exist and have been parented into the cluster before 1063 * the cluster is realized. 1064 */ 1065 if (!qdev_realize(DEVICE(&s->cluster[i]), NULL, errp)) { 1066 return; 1067 } 1068 1069 /* Connect EXP_IRQ/EXP_CPUn_IRQ GPIOs to the NVIC's lines 32 and up */ 1070 s->exp_irqs[i] = g_new(qemu_irq, s->exp_numirq); 1071 for (j = 0; j < s->exp_numirq; j++) { 1072 s->exp_irqs[i][j] = qdev_get_gpio_in(cpudev, j + NUM_SSE_IRQS); 1073 } 1074 if (i == 0) { 1075 gpioname = g_strdup("EXP_IRQ"); 1076 } else { 1077 gpioname = g_strdup_printf("EXP_CPU%d_IRQ", i); 1078 } 1079 qdev_init_gpio_in_named_with_opaque(dev, armsse_exp_irq, 1080 s->exp_irqs[i], 1081 gpioname, s->exp_numirq); 1082 g_free(gpioname); 1083 } 1084 1085 /* Wire up the splitters that connect common IRQs to all CPUs */ 1086 if (info->num_cpus > 1) { 1087 for (i = 0; i < ARRAY_SIZE(s->cpu_irq_splitter); i++) { 1088 if (info->irq_is_common[i]) { 1089 Object *splitter = OBJECT(&s->cpu_irq_splitter[i]); 1090 DeviceState *devs = DEVICE(splitter); 1091 int cpunum; 1092 1093 if (!object_property_set_int(splitter, "num-lines", 1094 info->num_cpus, errp)) { 1095 return; 1096 } 1097 if (!qdev_realize(DEVICE(splitter), NULL, errp)) { 1098 return; 1099 } 1100 for (cpunum = 0; cpunum < info->num_cpus; cpunum++) { 1101 DeviceState *cpudev = DEVICE(&s->armv7m[cpunum]); 1102 1103 qdev_connect_gpio_out(devs, cpunum, 1104 qdev_get_gpio_in(cpudev, i)); 1105 } 1106 } 1107 } 1108 } 1109 1110 /* Set up the big aliases first */ 1111 make_alias(s, &s->alias1, &s->container, "alias 1", 1112 0x10000000, 0x10000000, 0x00000000); 1113 make_alias(s, &s->alias2, &s->container, 1114 "alias 2", 0x30000000, 0x10000000, 0x20000000); 1115 /* The 0x50000000..0x5fffffff region is not a pure alias: it has 1116 * a few extra devices that only appear there (generally the 1117 * control interfaces for the protection controllers). 1118 * We implement this by mapping those devices over the top of this 1119 * alias MR at a higher priority. Some of the devices in this range 1120 * are per-CPU, so we must put this alias in the per-cpu containers. 1121 */ 1122 for (i = 0; i < info->num_cpus; i++) { 1123 make_alias(s, &s->alias3[i], &s->cpu_container[i], 1124 "alias 3", 0x50000000, 0x10000000, 0x40000000); 1125 } 1126 1127 /* Security controller */ 1128 object_property_set_int(OBJECT(&s->secctl), "sse-version", 1129 info->sse_version, &error_abort); 1130 if (!sysbus_realize(SYS_BUS_DEVICE(&s->secctl), errp)) { 1131 return; 1132 } 1133 sbd_secctl = SYS_BUS_DEVICE(&s->secctl); 1134 dev_secctl = DEVICE(&s->secctl); 1135 sysbus_mmio_map(sbd_secctl, 0, 0x50080000); 1136 sysbus_mmio_map(sbd_secctl, 1, 0x40080000); 1137 1138 s->nsc_cfg_in = qemu_allocate_irq(nsccfg_handler, s, 1); 1139 qdev_connect_gpio_out_named(dev_secctl, "nsc_cfg", 0, s->nsc_cfg_in); 1140 1141 /* The sec_resp_cfg output from the security controller must be split into 1142 * multiple lines, one for each of the PPCs within the ARMSSE and one 1143 * that will be an output from the ARMSSE to the system. 1144 */ 1145 if (!object_property_set_int(OBJECT(&s->sec_resp_splitter), 1146 "num-lines", 3, errp)) { 1147 return; 1148 } 1149 if (!qdev_realize(DEVICE(&s->sec_resp_splitter), NULL, errp)) { 1150 return; 1151 } 1152 dev_splitter = DEVICE(&s->sec_resp_splitter); 1153 qdev_connect_gpio_out_named(dev_secctl, "sec_resp_cfg", 0, 1154 qdev_get_gpio_in(dev_splitter, 0)); 1155 1156 /* Each SRAM bank lives behind its own Memory Protection Controller */ 1157 for (i = 0; i < info->sram_banks; i++) { 1158 char *ramname = g_strdup_printf("armsse.sram%d", i); 1159 SysBusDevice *sbd_mpc; 1160 uint32_t sram_bank_size = 1 << s->sram_addr_width; 1161 1162 memory_region_init_ram(&s->sram[i], NULL, ramname, 1163 sram_bank_size, errp); 1164 g_free(ramname); 1165 if (*errp) { 1166 return; 1167 } 1168 object_property_set_link(OBJECT(&s->mpc[i]), "downstream", 1169 OBJECT(&s->sram[i]), &error_abort); 1170 if (!sysbus_realize(SYS_BUS_DEVICE(&s->mpc[i]), errp)) { 1171 return; 1172 } 1173 /* Map the upstream end of the MPC into the right place... */ 1174 sbd_mpc = SYS_BUS_DEVICE(&s->mpc[i]); 1175 memory_region_add_subregion(&s->container, 1176 info->sram_bank_base + i * sram_bank_size, 1177 sysbus_mmio_get_region(sbd_mpc, 1)); 1178 /* ...and its register interface */ 1179 memory_region_add_subregion(&s->container, 0x50083000 + i * 0x1000, 1180 sysbus_mmio_get_region(sbd_mpc, 0)); 1181 } 1182 1183 /* We must OR together lines from the MPC splitters to go to the NVIC */ 1184 if (!object_property_set_int(OBJECT(&s->mpc_irq_orgate), "num-lines", 1185 IOTS_NUM_EXP_MPC + info->sram_banks, 1186 errp)) { 1187 return; 1188 } 1189 if (!qdev_realize(DEVICE(&s->mpc_irq_orgate), NULL, errp)) { 1190 return; 1191 } 1192 qdev_connect_gpio_out(DEVICE(&s->mpc_irq_orgate), 0, 1193 armsse_get_common_irq_in(s, 9)); 1194 1195 /* This OR gate wires together outputs from the secure watchdogs to NMI */ 1196 if (!object_property_set_int(OBJECT(&s->nmi_orgate), "num-lines", 2, 1197 errp)) { 1198 return; 1199 } 1200 if (!qdev_realize(DEVICE(&s->nmi_orgate), NULL, errp)) { 1201 return; 1202 } 1203 qdev_connect_gpio_out(DEVICE(&s->nmi_orgate), 0, 1204 qdev_get_gpio_in_named(DEVICE(&s->armv7m), "NMI", 0)); 1205 1206 /* The SSE-300 has a System Counter / System Timestamp Generator */ 1207 if (info->has_sse_counter) { 1208 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->sse_counter); 1209 1210 qdev_connect_clock_in(DEVICE(sbd), "CLK", s->mainclk); 1211 if (!sysbus_realize(sbd, errp)) { 1212 return; 1213 } 1214 /* 1215 * The control frame is only in the Secure region; 1216 * the status frame is in the NS region (and visible in the 1217 * S region via the alias mapping). 1218 */ 1219 memory_region_add_subregion(&s->container, 0x58100000, 1220 sysbus_mmio_get_region(sbd, 0)); 1221 memory_region_add_subregion(&s->container, 0x48101000, 1222 sysbus_mmio_get_region(sbd, 1)); 1223 } 1224 1225 if (info->has_tcms) { 1226 /* The SSE-300 has an ITCM at 0x0000_0000 and a DTCM at 0x2000_0000 */ 1227 memory_region_init_ram(&s->itcm, NULL, "sse300-itcm", 512 * KiB, errp); 1228 if (*errp) { 1229 return; 1230 } 1231 memory_region_init_ram(&s->dtcm, NULL, "sse300-dtcm", 512 * KiB, errp); 1232 if (*errp) { 1233 return; 1234 } 1235 memory_region_add_subregion(&s->container, 0x00000000, &s->itcm); 1236 memory_region_add_subregion(&s->container, 0x20000000, &s->dtcm); 1237 } 1238 1239 /* Devices behind APB PPC0: 1240 * 0x40000000: timer0 1241 * 0x40001000: timer1 1242 * 0x40002000: dual timer 1243 * 0x40003000: MHU0 (SSE-200 only) 1244 * 0x40004000: MHU1 (SSE-200 only) 1245 * We must configure and realize each downstream device and connect 1246 * it to the appropriate PPC port; then we can realize the PPC and 1247 * map its upstream ends to the right place in the container. 1248 */ 1249 for (devinfo = info->devinfo; devinfo->name; devinfo++) { 1250 SysBusDevice *sbd; 1251 qemu_irq irq; 1252 1253 if (!strcmp(devinfo->type, TYPE_CMSDK_APB_TIMER)) { 1254 sbd = SYS_BUS_DEVICE(&s->timer[devinfo->index]); 1255 1256 qdev_connect_clock_in(DEVICE(sbd), "pclk", 1257 devinfo->slowclk ? s->s32kclk : s->mainclk); 1258 if (!sysbus_realize(sbd, errp)) { 1259 return; 1260 } 1261 mr = sysbus_mmio_get_region(sbd, 0); 1262 } else if (!strcmp(devinfo->type, TYPE_CMSDK_APB_DUALTIMER)) { 1263 sbd = SYS_BUS_DEVICE(&s->dualtimer); 1264 1265 qdev_connect_clock_in(DEVICE(sbd), "TIMCLK", s->mainclk); 1266 if (!sysbus_realize(sbd, errp)) { 1267 return; 1268 } 1269 mr = sysbus_mmio_get_region(sbd, 0); 1270 } else if (!strcmp(devinfo->type, TYPE_SSE_TIMER)) { 1271 sbd = SYS_BUS_DEVICE(&s->sse_timer[devinfo->index]); 1272 1273 assert(info->has_sse_counter); 1274 object_property_set_link(OBJECT(sbd), "counter", 1275 OBJECT(&s->sse_counter), &error_abort); 1276 if (!sysbus_realize(sbd, errp)) { 1277 return; 1278 } 1279 mr = sysbus_mmio_get_region(sbd, 0); 1280 } else if (!strcmp(devinfo->type, TYPE_CMSDK_APB_WATCHDOG)) { 1281 sbd = SYS_BUS_DEVICE(&s->cmsdk_watchdog[devinfo->index]); 1282 1283 qdev_connect_clock_in(DEVICE(sbd), "WDOGCLK", 1284 devinfo->slowclk ? s->s32kclk : s->mainclk); 1285 if (!sysbus_realize(sbd, errp)) { 1286 return; 1287 } 1288 mr = sysbus_mmio_get_region(sbd, 0); 1289 } else if (!strcmp(devinfo->type, TYPE_IOTKIT_SYSINFO)) { 1290 sbd = SYS_BUS_DEVICE(&s->sysinfo); 1291 1292 object_property_set_int(OBJECT(&s->sysinfo), "SYS_VERSION", 1293 info->sys_version, &error_abort); 1294 object_property_set_int(OBJECT(&s->sysinfo), "SYS_CONFIG", 1295 armsse_sys_config_value(s, info), 1296 &error_abort); 1297 object_property_set_int(OBJECT(&s->sysinfo), "sse-version", 1298 info->sse_version, &error_abort); 1299 object_property_set_int(OBJECT(&s->sysinfo), "IIDR", 1300 info->iidr, &error_abort); 1301 if (!sysbus_realize(sbd, errp)) { 1302 return; 1303 } 1304 mr = sysbus_mmio_get_region(sbd, 0); 1305 } else if (!strcmp(devinfo->type, TYPE_IOTKIT_SYSCTL)) { 1306 /* System control registers */ 1307 sbd = SYS_BUS_DEVICE(&s->sysctl); 1308 1309 object_property_set_int(OBJECT(&s->sysctl), "sse-version", 1310 info->sse_version, &error_abort); 1311 object_property_set_int(OBJECT(&s->sysctl), "CPUWAIT_RST", 1312 info->cpuwait_rst, &error_abort); 1313 object_property_set_int(OBJECT(&s->sysctl), "INITSVTOR0_RST", 1314 s->init_svtor, &error_abort); 1315 object_property_set_int(OBJECT(&s->sysctl), "INITSVTOR1_RST", 1316 s->init_svtor, &error_abort); 1317 if (!sysbus_realize(sbd, errp)) { 1318 return; 1319 } 1320 mr = sysbus_mmio_get_region(sbd, 0); 1321 } else if (!strcmp(devinfo->type, TYPE_UNIMPLEMENTED_DEVICE)) { 1322 sbd = SYS_BUS_DEVICE(&s->unimp[devinfo->index]); 1323 1324 qdev_prop_set_string(DEVICE(sbd), "name", devinfo->name); 1325 qdev_prop_set_uint64(DEVICE(sbd), "size", devinfo->size); 1326 if (!sysbus_realize(sbd, errp)) { 1327 return; 1328 } 1329 mr = sysbus_mmio_get_region(sbd, 0); 1330 } else { 1331 g_assert_not_reached(); 1332 } 1333 1334 switch (devinfo->irq) { 1335 case NO_IRQ: 1336 irq = NULL; 1337 break; 1338 case 0 ... NUM_SSE_IRQS - 1: 1339 irq = armsse_get_common_irq_in(s, devinfo->irq); 1340 break; 1341 case NMI_0: 1342 case NMI_1: 1343 irq = qdev_get_gpio_in(DEVICE(&s->nmi_orgate), 1344 devinfo->irq - NMI_0); 1345 break; 1346 default: 1347 g_assert_not_reached(); 1348 } 1349 1350 if (irq) { 1351 sysbus_connect_irq(sbd, 0, irq); 1352 } 1353 1354 /* 1355 * Devices connected to a PPC are connected to the port here; 1356 * we will map the upstream end of that port to the right address 1357 * in the container later after the PPC has been realized. 1358 * Devices not connected to a PPC can be mapped immediately. 1359 */ 1360 if (devinfo->ppc != NO_PPC) { 1361 TZPPC *ppc = &s->apb_ppc[devinfo->ppc]; 1362 g_autofree char *portname = g_strdup_printf("port[%d]", 1363 devinfo->ppc_port); 1364 object_property_set_link(OBJECT(ppc), portname, OBJECT(mr), 1365 &error_abort); 1366 } else { 1367 memory_region_add_subregion(&s->container, devinfo->addr, mr); 1368 } 1369 } 1370 1371 if (info->has_mhus) { 1372 /* 1373 * An SSE-200 with only one CPU should have only one MHU created, 1374 * with the region where the second MHU usually is being RAZ/WI. 1375 * We don't implement that SSE-200 config; if we want to support 1376 * it then this code needs to be enhanced to handle creating the 1377 * RAZ/WI region instead of the second MHU. 1378 */ 1379 assert(info->num_cpus == ARRAY_SIZE(s->mhu)); 1380 1381 for (i = 0; i < ARRAY_SIZE(s->mhu); i++) { 1382 char *port; 1383 int cpunum; 1384 SysBusDevice *mhu_sbd = SYS_BUS_DEVICE(&s->mhu[i]); 1385 1386 if (!sysbus_realize(SYS_BUS_DEVICE(&s->mhu[i]), errp)) { 1387 return; 1388 } 1389 port = g_strdup_printf("port[%d]", i + 3); 1390 mr = sysbus_mmio_get_region(mhu_sbd, 0); 1391 object_property_set_link(OBJECT(&s->apb_ppc[0]), port, OBJECT(mr), 1392 &error_abort); 1393 g_free(port); 1394 1395 /* 1396 * Each MHU has an irq line for each CPU: 1397 * MHU 0 irq line 0 -> CPU 0 IRQ 6 1398 * MHU 0 irq line 1 -> CPU 1 IRQ 6 1399 * MHU 1 irq line 0 -> CPU 0 IRQ 7 1400 * MHU 1 irq line 1 -> CPU 1 IRQ 7 1401 */ 1402 for (cpunum = 0; cpunum < info->num_cpus; cpunum++) { 1403 DeviceState *cpudev = DEVICE(&s->armv7m[cpunum]); 1404 1405 sysbus_connect_irq(mhu_sbd, cpunum, 1406 qdev_get_gpio_in(cpudev, 6 + i)); 1407 } 1408 } 1409 } 1410 1411 if (!sysbus_realize(SYS_BUS_DEVICE(&s->apb_ppc[0]), errp)) { 1412 return; 1413 } 1414 1415 sbd_apb_ppc0 = SYS_BUS_DEVICE(&s->apb_ppc[0]); 1416 dev_apb_ppc0 = DEVICE(&s->apb_ppc[0]); 1417 1418 if (info->has_mhus) { 1419 mr = sysbus_mmio_get_region(sbd_apb_ppc0, 3); 1420 memory_region_add_subregion(&s->container, 0x40003000, mr); 1421 mr = sysbus_mmio_get_region(sbd_apb_ppc0, 4); 1422 memory_region_add_subregion(&s->container, 0x40004000, mr); 1423 } 1424 for (i = 0; i < IOTS_APB_PPC0_NUM_PORTS; i++) { 1425 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc0_nonsec", i, 1426 qdev_get_gpio_in_named(dev_apb_ppc0, 1427 "cfg_nonsec", i)); 1428 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc0_ap", i, 1429 qdev_get_gpio_in_named(dev_apb_ppc0, 1430 "cfg_ap", i)); 1431 } 1432 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc0_irq_enable", 0, 1433 qdev_get_gpio_in_named(dev_apb_ppc0, 1434 "irq_enable", 0)); 1435 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc0_irq_clear", 0, 1436 qdev_get_gpio_in_named(dev_apb_ppc0, 1437 "irq_clear", 0)); 1438 qdev_connect_gpio_out(dev_splitter, 0, 1439 qdev_get_gpio_in_named(dev_apb_ppc0, 1440 "cfg_sec_resp", 0)); 1441 1442 /* All the PPC irq lines (from the 2 internal PPCs and the 8 external 1443 * ones) are sent individually to the security controller, and also 1444 * ORed together to give a single combined PPC interrupt to the NVIC. 1445 */ 1446 if (!object_property_set_int(OBJECT(&s->ppc_irq_orgate), 1447 "num-lines", NUM_PPCS, errp)) { 1448 return; 1449 } 1450 if (!qdev_realize(DEVICE(&s->ppc_irq_orgate), NULL, errp)) { 1451 return; 1452 } 1453 qdev_connect_gpio_out(DEVICE(&s->ppc_irq_orgate), 0, 1454 armsse_get_common_irq_in(s, 10)); 1455 1456 /* 1457 * 0x40010000 .. 0x4001ffff (and the 0x5001000... secure-only alias): 1458 * private per-CPU region (all these devices are SSE-200 only): 1459 * 0x50010000: L1 icache control registers 1460 * 0x50011000: CPUSECCTRL (CPU local security control registers) 1461 * 0x4001f000 and 0x5001f000: CPU_IDENTITY register block 1462 * The SSE-300 has an extra: 1463 * 0x40012000 and 0x50012000: CPU_PWRCTRL register block 1464 */ 1465 if (info->has_cachectrl) { 1466 for (i = 0; i < info->num_cpus; i++) { 1467 char *name = g_strdup_printf("cachectrl%d", i); 1468 MemoryRegion *mr; 1469 1470 qdev_prop_set_string(DEVICE(&s->cachectrl[i]), "name", name); 1471 g_free(name); 1472 qdev_prop_set_uint64(DEVICE(&s->cachectrl[i]), "size", 0x1000); 1473 if (!sysbus_realize(SYS_BUS_DEVICE(&s->cachectrl[i]), errp)) { 1474 return; 1475 } 1476 1477 mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->cachectrl[i]), 0); 1478 memory_region_add_subregion(&s->cpu_container[i], 0x50010000, mr); 1479 } 1480 } 1481 if (info->has_cpusecctrl) { 1482 for (i = 0; i < info->num_cpus; i++) { 1483 char *name = g_strdup_printf("CPUSECCTRL%d", i); 1484 MemoryRegion *mr; 1485 1486 qdev_prop_set_string(DEVICE(&s->cpusecctrl[i]), "name", name); 1487 g_free(name); 1488 qdev_prop_set_uint64(DEVICE(&s->cpusecctrl[i]), "size", 0x1000); 1489 if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpusecctrl[i]), errp)) { 1490 return; 1491 } 1492 1493 mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->cpusecctrl[i]), 0); 1494 memory_region_add_subregion(&s->cpu_container[i], 0x50011000, mr); 1495 } 1496 } 1497 if (info->has_cpuid) { 1498 for (i = 0; i < info->num_cpus; i++) { 1499 MemoryRegion *mr; 1500 1501 qdev_prop_set_uint32(DEVICE(&s->cpuid[i]), "CPUID", i); 1502 if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpuid[i]), errp)) { 1503 return; 1504 } 1505 1506 mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->cpuid[i]), 0); 1507 memory_region_add_subregion(&s->cpu_container[i], 0x4001F000, mr); 1508 } 1509 } 1510 if (info->has_cpu_pwrctrl) { 1511 for (i = 0; i < info->num_cpus; i++) { 1512 MemoryRegion *mr; 1513 1514 if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpu_pwrctrl[i]), errp)) { 1515 return; 1516 } 1517 1518 mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->cpu_pwrctrl[i]), 0); 1519 memory_region_add_subregion(&s->cpu_container[i], 0x40012000, mr); 1520 } 1521 } 1522 1523 if (!sysbus_realize(SYS_BUS_DEVICE(&s->apb_ppc[1]), errp)) { 1524 return; 1525 } 1526 1527 dev_apb_ppc1 = DEVICE(&s->apb_ppc[1]); 1528 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc1_nonsec", 0, 1529 qdev_get_gpio_in_named(dev_apb_ppc1, 1530 "cfg_nonsec", 0)); 1531 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc1_ap", 0, 1532 qdev_get_gpio_in_named(dev_apb_ppc1, 1533 "cfg_ap", 0)); 1534 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc1_irq_enable", 0, 1535 qdev_get_gpio_in_named(dev_apb_ppc1, 1536 "irq_enable", 0)); 1537 qdev_connect_gpio_out_named(dev_secctl, "apb_ppc1_irq_clear", 0, 1538 qdev_get_gpio_in_named(dev_apb_ppc1, 1539 "irq_clear", 0)); 1540 qdev_connect_gpio_out(dev_splitter, 1, 1541 qdev_get_gpio_in_named(dev_apb_ppc1, 1542 "cfg_sec_resp", 0)); 1543 1544 /* 1545 * Now both PPCs are realized we can map the upstream ends of 1546 * ports which correspond to entries in the devinfo array. 1547 * The ports which are connected to non-devinfo devices have 1548 * already been mapped. 1549 */ 1550 for (devinfo = info->devinfo; devinfo->name; devinfo++) { 1551 SysBusDevice *ppc_sbd; 1552 1553 if (devinfo->ppc == NO_PPC) { 1554 continue; 1555 } 1556 ppc_sbd = SYS_BUS_DEVICE(&s->apb_ppc[devinfo->ppc]); 1557 mr = sysbus_mmio_get_region(ppc_sbd, devinfo->ppc_port); 1558 memory_region_add_subregion(&s->container, devinfo->addr, mr); 1559 } 1560 1561 for (i = 0; i < ARRAY_SIZE(s->ppc_irq_splitter); i++) { 1562 Object *splitter = OBJECT(&s->ppc_irq_splitter[i]); 1563 1564 if (!object_property_set_int(splitter, "num-lines", 2, errp)) { 1565 return; 1566 } 1567 if (!qdev_realize(DEVICE(splitter), NULL, errp)) { 1568 return; 1569 } 1570 } 1571 1572 for (i = 0; i < IOTS_NUM_AHB_EXP_PPC; i++) { 1573 char *ppcname = g_strdup_printf("ahb_ppcexp%d", i); 1574 1575 armsse_forward_ppc(s, ppcname, i); 1576 g_free(ppcname); 1577 } 1578 1579 for (i = 0; i < IOTS_NUM_APB_EXP_PPC; i++) { 1580 char *ppcname = g_strdup_printf("apb_ppcexp%d", i); 1581 1582 armsse_forward_ppc(s, ppcname, i + IOTS_NUM_AHB_EXP_PPC); 1583 g_free(ppcname); 1584 } 1585 1586 for (i = NUM_EXTERNAL_PPCS; i < NUM_PPCS; i++) { 1587 /* Wire up IRQ splitter for internal PPCs */ 1588 DeviceState *devs = DEVICE(&s->ppc_irq_splitter[i]); 1589 char *gpioname = g_strdup_printf("apb_ppc%d_irq_status", 1590 i - NUM_EXTERNAL_PPCS); 1591 TZPPC *ppc = &s->apb_ppc[i - NUM_EXTERNAL_PPCS]; 1592 1593 qdev_connect_gpio_out(devs, 0, 1594 qdev_get_gpio_in_named(dev_secctl, gpioname, 0)); 1595 qdev_connect_gpio_out(devs, 1, 1596 qdev_get_gpio_in(DEVICE(&s->ppc_irq_orgate), i)); 1597 qdev_connect_gpio_out_named(DEVICE(ppc), "irq", 0, 1598 qdev_get_gpio_in(devs, 0)); 1599 g_free(gpioname); 1600 } 1601 1602 /* Wire up the splitters for the MPC IRQs */ 1603 for (i = 0; i < IOTS_NUM_EXP_MPC + info->sram_banks; i++) { 1604 SplitIRQ *splitter = &s->mpc_irq_splitter[i]; 1605 DeviceState *dev_splitter = DEVICE(splitter); 1606 1607 if (!object_property_set_int(OBJECT(splitter), "num-lines", 2, 1608 errp)) { 1609 return; 1610 } 1611 if (!qdev_realize(DEVICE(splitter), NULL, errp)) { 1612 return; 1613 } 1614 1615 if (i < IOTS_NUM_EXP_MPC) { 1616 /* Splitter input is from GPIO input line */ 1617 s->mpcexp_status_in[i] = qdev_get_gpio_in(dev_splitter, 0); 1618 qdev_connect_gpio_out(dev_splitter, 0, 1619 qdev_get_gpio_in_named(dev_secctl, 1620 "mpcexp_status", i)); 1621 } else { 1622 /* Splitter input is from our own MPC */ 1623 qdev_connect_gpio_out_named(DEVICE(&s->mpc[i - IOTS_NUM_EXP_MPC]), 1624 "irq", 0, 1625 qdev_get_gpio_in(dev_splitter, 0)); 1626 qdev_connect_gpio_out(dev_splitter, 0, 1627 qdev_get_gpio_in_named(dev_secctl, 1628 "mpc_status", 1629 i - IOTS_NUM_EXP_MPC)); 1630 } 1631 1632 qdev_connect_gpio_out(dev_splitter, 1, 1633 qdev_get_gpio_in(DEVICE(&s->mpc_irq_orgate), i)); 1634 } 1635 /* Create GPIO inputs which will pass the line state for our 1636 * mpcexp_irq inputs to the correct splitter devices. 1637 */ 1638 qdev_init_gpio_in_named(dev, armsse_mpcexp_status, "mpcexp_status", 1639 IOTS_NUM_EXP_MPC); 1640 1641 armsse_forward_sec_resp_cfg(s); 1642 1643 /* Forward the MSC related signals */ 1644 qdev_pass_gpios(dev_secctl, dev, "mscexp_status"); 1645 qdev_pass_gpios(dev_secctl, dev, "mscexp_clear"); 1646 qdev_pass_gpios(dev_secctl, dev, "mscexp_ns"); 1647 qdev_connect_gpio_out_named(dev_secctl, "msc_irq", 0, 1648 armsse_get_common_irq_in(s, 11)); 1649 1650 /* 1651 * Expose our container region to the board model; this corresponds 1652 * to the AHB Slave Expansion ports which allow bus master devices 1653 * (eg DMA controllers) in the board model to make transactions into 1654 * devices in the ARMSSE. 1655 */ 1656 sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->container); 1657 1658 /* Set initial system_clock_scale from MAINCLK */ 1659 armsse_mainclk_update(s, ClockUpdate); 1660 } 1661 1662 static void armsse_idau_check(IDAUInterface *ii, uint32_t address, 1663 int *iregion, bool *exempt, bool *ns, bool *nsc) 1664 { 1665 /* 1666 * For ARMSSE systems the IDAU responses are simple logical functions 1667 * of the address bits. The NSC attribute is guest-adjustable via the 1668 * NSCCFG register in the security controller. 1669 */ 1670 ARMSSE *s = ARM_SSE(ii); 1671 int region = extract32(address, 28, 4); 1672 1673 *ns = !(region & 1); 1674 *nsc = (region == 1 && (s->nsccfg & 1)) || (region == 3 && (s->nsccfg & 2)); 1675 /* 0xe0000000..0xe00fffff and 0xf0000000..0xf00fffff are exempt */ 1676 *exempt = (address & 0xeff00000) == 0xe0000000; 1677 *iregion = region; 1678 } 1679 1680 static const VMStateDescription armsse_vmstate = { 1681 .name = "iotkit", 1682 .version_id = 2, 1683 .minimum_version_id = 2, 1684 .fields = (VMStateField[]) { 1685 VMSTATE_CLOCK(mainclk, ARMSSE), 1686 VMSTATE_CLOCK(s32kclk, ARMSSE), 1687 VMSTATE_UINT32(nsccfg, ARMSSE), 1688 VMSTATE_END_OF_LIST() 1689 } 1690 }; 1691 1692 static void armsse_reset(DeviceState *dev) 1693 { 1694 ARMSSE *s = ARM_SSE(dev); 1695 1696 s->nsccfg = 0; 1697 } 1698 1699 static void armsse_class_init(ObjectClass *klass, void *data) 1700 { 1701 DeviceClass *dc = DEVICE_CLASS(klass); 1702 IDAUInterfaceClass *iic = IDAU_INTERFACE_CLASS(klass); 1703 ARMSSEClass *asc = ARM_SSE_CLASS(klass); 1704 const ARMSSEInfo *info = data; 1705 1706 dc->realize = armsse_realize; 1707 dc->vmsd = &armsse_vmstate; 1708 device_class_set_props(dc, info->props); 1709 dc->reset = armsse_reset; 1710 iic->check = armsse_idau_check; 1711 asc->info = info; 1712 } 1713 1714 static const TypeInfo armsse_info = { 1715 .name = TYPE_ARM_SSE, 1716 .parent = TYPE_SYS_BUS_DEVICE, 1717 .instance_size = sizeof(ARMSSE), 1718 .class_size = sizeof(ARMSSEClass), 1719 .instance_init = armsse_init, 1720 .abstract = true, 1721 .interfaces = (InterfaceInfo[]) { 1722 { TYPE_IDAU_INTERFACE }, 1723 { } 1724 } 1725 }; 1726 1727 static void armsse_register_types(void) 1728 { 1729 int i; 1730 1731 type_register_static(&armsse_info); 1732 1733 for (i = 0; i < ARRAY_SIZE(armsse_variants); i++) { 1734 TypeInfo ti = { 1735 .name = armsse_variants[i].name, 1736 .parent = TYPE_ARM_SSE, 1737 .class_init = armsse_class_init, 1738 .class_data = (void *)&armsse_variants[i], 1739 }; 1740 type_register(&ti); 1741 } 1742 } 1743 1744 type_init(armsse_register_types); 1745