1 #ifndef HW_PC_H 2 #define HW_PC_H 3 4 #include "qemu-common.h" 5 #include "exec/memory.h" 6 #include "hw/boards.h" 7 #include "hw/isa/isa.h" 8 #include "hw/block/fdc.h" 9 #include "net/net.h" 10 #include "hw/i386/ioapic.h" 11 12 #include "qemu/range.h" 13 #include "qemu/bitmap.h" 14 #include "sysemu/sysemu.h" 15 #include "hw/pci/pci.h" 16 #include "hw/boards.h" 17 #include "hw/compat.h" 18 19 #define HPET_INTCAP "hpet-intcap" 20 21 /** 22 * PCMachineState: 23 * @hotplug_memory_base: address in guest RAM address space where hotplug memory 24 * address space begins. 25 * @hotplug_memory: hotplug memory addess space container 26 * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling 27 * @enforce_aligned_dimm: check that DIMM's address/size is aligned by 28 * backend's alignment value if provided 29 */ 30 struct PCMachineState { 31 /*< private >*/ 32 MachineState parent_obj; 33 34 /* <public> */ 35 ram_addr_t hotplug_memory_base; 36 MemoryRegion hotplug_memory; 37 38 HotplugHandler *acpi_dev; 39 ISADevice *rtc; 40 41 uint64_t max_ram_below_4g; 42 OnOffAuto vmport; 43 bool enforce_aligned_dimm; 44 }; 45 46 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device" 47 #define PC_MACHINE_MEMHP_REGION_SIZE "hotplug-memory-region-size" 48 #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g" 49 #define PC_MACHINE_VMPORT "vmport" 50 #define PC_MACHINE_ENFORCE_ALIGNED_DIMM "enforce-aligned-dimm" 51 52 /** 53 * PCMachineClass: 54 * @get_hotplug_handler: pointer to parent class callback @get_hotplug_handler 55 */ 56 struct PCMachineClass { 57 /*< private >*/ 58 MachineClass parent_class; 59 60 /*< public >*/ 61 HotplugHandler *(*get_hotplug_handler)(MachineState *machine, 62 DeviceState *dev); 63 }; 64 65 typedef struct PCMachineState PCMachineState; 66 typedef struct PCMachineClass PCMachineClass; 67 68 #define TYPE_PC_MACHINE "generic-pc-machine" 69 #define PC_MACHINE(obj) \ 70 OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE) 71 #define PC_MACHINE_GET_CLASS(obj) \ 72 OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE) 73 #define PC_MACHINE_CLASS(klass) \ 74 OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE) 75 76 /* PC-style peripherals (also used by other machines). */ 77 78 typedef struct PcPciInfo { 79 Range w32; 80 Range w64; 81 } PcPciInfo; 82 83 #define ACPI_PM_PROP_S3_DISABLED "disable_s3" 84 #define ACPI_PM_PROP_S4_DISABLED "disable_s4" 85 #define ACPI_PM_PROP_S4_VAL "s4_val" 86 #define ACPI_PM_PROP_SCI_INT "sci_int" 87 #define ACPI_PM_PROP_ACPI_ENABLE_CMD "acpi_enable_cmd" 88 #define ACPI_PM_PROP_ACPI_DISABLE_CMD "acpi_disable_cmd" 89 #define ACPI_PM_PROP_PM_IO_BASE "pm_io_base" 90 #define ACPI_PM_PROP_GPE0_BLK "gpe0_blk" 91 #define ACPI_PM_PROP_GPE0_BLK_LEN "gpe0_blk_len" 92 93 struct PcGuestInfo { 94 bool isapc_ram_fw; 95 hwaddr ram_size, ram_size_below_4g; 96 unsigned apic_id_limit; 97 bool apic_xrupt_override; 98 uint64_t numa_nodes; 99 uint64_t *node_mem; 100 uint64_t *node_cpu; 101 FWCfgState *fw_cfg; 102 int legacy_acpi_table_size; 103 bool has_acpi_build; 104 bool has_reserved_memory; 105 bool rsdp_in_ram; 106 }; 107 108 /* parallel.c */ 109 110 void parallel_hds_isa_init(ISABus *bus, int n); 111 112 bool parallel_mm_init(MemoryRegion *address_space, 113 hwaddr base, int it_shift, qemu_irq irq, 114 CharDriverState *chr); 115 116 /* i8259.c */ 117 118 extern DeviceState *isa_pic; 119 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq); 120 qemu_irq *kvm_i8259_init(ISABus *bus); 121 int pic_read_irq(DeviceState *d); 122 int pic_get_output(DeviceState *d); 123 void hmp_info_pic(Monitor *mon, const QDict *qdict); 124 void hmp_info_irq(Monitor *mon, const QDict *qdict); 125 126 /* Global System Interrupts */ 127 128 #define GSI_NUM_PINS IOAPIC_NUM_PINS 129 130 typedef struct GSIState { 131 qemu_irq i8259_irq[ISA_NUM_IRQS]; 132 qemu_irq ioapic_irq[IOAPIC_NUM_PINS]; 133 } GSIState; 134 135 void gsi_handler(void *opaque, int n, int level); 136 137 /* vmport.c */ 138 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address); 139 140 static inline void vmport_init(ISABus *bus) 141 { 142 isa_create_simple(bus, "vmport"); 143 } 144 145 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque); 146 void vmmouse_get_data(uint32_t *data); 147 void vmmouse_set_data(const uint32_t *data); 148 149 /* pckbd.c */ 150 151 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base); 152 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq, 153 MemoryRegion *region, ram_addr_t size, 154 hwaddr mask); 155 void i8042_isa_mouse_fake_event(void *opaque); 156 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out); 157 158 /* pc.c */ 159 extern int fd_bootchk; 160 161 void pc_register_ferr_irq(qemu_irq irq); 162 void pc_acpi_smi_interrupt(void *opaque, int irq, int level); 163 164 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge); 165 void pc_hot_add_cpu(const int64_t id, Error **errp); 166 void pc_acpi_init(const char *default_dsdt); 167 168 PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size, 169 ram_addr_t above_4g_mem_size); 170 171 void pc_set_legacy_acpi_data_size(void); 172 173 #define PCI_HOST_PROP_PCI_HOLE_START "pci-hole-start" 174 #define PCI_HOST_PROP_PCI_HOLE_END "pci-hole-end" 175 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start" 176 #define PCI_HOST_PROP_PCI_HOLE64_END "pci-hole64-end" 177 #define PCI_HOST_PROP_PCI_HOLE64_SIZE "pci-hole64-size" 178 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL) 179 180 181 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory, 182 MemoryRegion *pci_address_space); 183 184 FWCfgState *xen_load_linux(const char *kernel_filename, 185 const char *kernel_cmdline, 186 const char *initrd_filename, 187 ram_addr_t below_4g_mem_size, 188 PcGuestInfo *guest_info); 189 FWCfgState *pc_memory_init(MachineState *machine, 190 MemoryRegion *system_memory, 191 ram_addr_t below_4g_mem_size, 192 ram_addr_t above_4g_mem_size, 193 MemoryRegion *rom_memory, 194 MemoryRegion **ram_memory, 195 PcGuestInfo *guest_info); 196 qemu_irq *pc_allocate_cpu_irq(void); 197 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus); 198 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi, 199 ISADevice **rtc_state, 200 bool create_fdctrl, 201 ISADevice **floppy, 202 bool no_vmport, 203 uint32 hpet_irqs); 204 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd); 205 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, 206 const char *boot_device, MachineState *machine, 207 ISADevice *floppy, BusState *ide0, BusState *ide1, 208 ISADevice *s); 209 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus); 210 void pc_pci_device_init(PCIBus *pci_bus); 211 212 typedef void (*cpu_set_smm_t)(int smm, void *arg); 213 void cpu_smm_register(cpu_set_smm_t callback, void *arg); 214 215 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name); 216 217 /* acpi_piix.c */ 218 219 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base, 220 qemu_irq sci_irq, qemu_irq smi_irq, 221 int kvm_enabled, FWCfgState *fw_cfg, 222 DeviceState **piix4_pm); 223 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr); 224 225 /* hpet.c */ 226 extern int no_hpet; 227 228 /* piix_pci.c */ 229 struct PCII440FXState; 230 typedef struct PCII440FXState PCII440FXState; 231 232 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn, 233 ISABus **isa_bus, qemu_irq *pic, 234 MemoryRegion *address_space_mem, 235 MemoryRegion *address_space_io, 236 ram_addr_t ram_size, 237 ram_addr_t below_4g_mem_size, 238 ram_addr_t above_4g_mem_size, 239 MemoryRegion *pci_memory, 240 MemoryRegion *ram_memory); 241 242 PCIBus *find_i440fx(void); 243 /* piix4.c */ 244 extern PCIDevice *piix4_dev; 245 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn); 246 247 /* vga.c */ 248 enum vga_retrace_method { 249 VGA_RETRACE_DUMB, 250 VGA_RETRACE_PRECISE 251 }; 252 253 extern enum vga_retrace_method vga_retrace_method; 254 255 int isa_vga_mm_init(hwaddr vram_base, 256 hwaddr ctrl_base, int it_shift, 257 MemoryRegion *address_space); 258 259 /* ne2000.c */ 260 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd) 261 { 262 DeviceState *dev; 263 ISADevice *isadev; 264 265 qemu_check_nic_model(nd, "ne2k_isa"); 266 267 isadev = isa_try_create(bus, "ne2k_isa"); 268 if (!isadev) { 269 return false; 270 } 271 dev = DEVICE(isadev); 272 qdev_prop_set_uint32(dev, "iobase", base); 273 qdev_prop_set_uint32(dev, "irq", irq); 274 qdev_set_nic_properties(dev, nd); 275 qdev_init_nofail(dev); 276 return true; 277 } 278 279 /* pc_sysfw.c */ 280 void pc_system_firmware_init(MemoryRegion *rom_memory, 281 bool isapc_ram_fw); 282 283 /* pvpanic.c */ 284 uint16_t pvpanic_port(void); 285 286 /* e820 types */ 287 #define E820_RAM 1 288 #define E820_RESERVED 2 289 #define E820_ACPI 3 290 #define E820_NVS 4 291 #define E820_UNUSABLE 5 292 293 int e820_add_entry(uint64_t, uint64_t, uint32_t); 294 int e820_get_num_entries(void); 295 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *); 296 297 #define PC_COMPAT_2_3 \ 298 HW_COMPAT_2_3 299 300 #define PC_COMPAT_2_2 \ 301 PC_COMPAT_2_3 \ 302 HW_COMPAT_2_2 303 304 #define PC_COMPAT_2_1 \ 305 PC_COMPAT_2_2 \ 306 HW_COMPAT_2_1 307 308 #define PC_COMPAT_2_0 \ 309 PC_COMPAT_2_1 \ 310 {\ 311 .driver = "virtio-scsi-pci",\ 312 .property = "any_layout",\ 313 .value = "off",\ 314 },{\ 315 .driver = "PIIX4_PM",\ 316 .property = "memory-hotplug-support",\ 317 .value = "off",\ 318 },\ 319 {\ 320 .driver = "apic",\ 321 .property = "version",\ 322 .value = stringify(0x11),\ 323 },\ 324 {\ 325 .driver = "nec-usb-xhci",\ 326 .property = "superspeed-ports-first",\ 327 .value = "off",\ 328 },\ 329 {\ 330 .driver = "nec-usb-xhci",\ 331 .property = "force-pcie-endcap",\ 332 .value = "on",\ 333 },\ 334 {\ 335 .driver = "pci-serial",\ 336 .property = "prog_if",\ 337 .value = stringify(0),\ 338 },\ 339 {\ 340 .driver = "pci-serial-2x",\ 341 .property = "prog_if",\ 342 .value = stringify(0),\ 343 },\ 344 {\ 345 .driver = "pci-serial-4x",\ 346 .property = "prog_if",\ 347 .value = stringify(0),\ 348 },\ 349 {\ 350 .driver = "virtio-net-pci",\ 351 .property = "guest_announce",\ 352 .value = "off",\ 353 },\ 354 {\ 355 .driver = "ICH9-LPC",\ 356 .property = "memory-hotplug-support",\ 357 .value = "off",\ 358 },{\ 359 .driver = "xio3130-downstream",\ 360 .property = COMPAT_PROP_PCP,\ 361 .value = "off",\ 362 },{\ 363 .driver = "ioh3420",\ 364 .property = COMPAT_PROP_PCP,\ 365 .value = "off",\ 366 }, 367 368 #define PC_COMPAT_1_7 \ 369 PC_COMPAT_2_0 \ 370 {\ 371 .driver = TYPE_USB_DEVICE,\ 372 .property = "msos-desc",\ 373 .value = "no",\ 374 },\ 375 {\ 376 .driver = "PIIX4_PM",\ 377 .property = "acpi-pci-hotplug-with-bridge-support",\ 378 .value = "off",\ 379 },\ 380 {\ 381 .driver = "hpet",\ 382 .property = HPET_INTCAP,\ 383 .value = stringify(4),\ 384 }, 385 386 #define PC_COMPAT_1_6 \ 387 PC_COMPAT_1_7 \ 388 {\ 389 .driver = "e1000",\ 390 .property = "mitigation",\ 391 .value = "off",\ 392 },{\ 393 .driver = "qemu64-" TYPE_X86_CPU,\ 394 .property = "model",\ 395 .value = stringify(2),\ 396 },{\ 397 .driver = "qemu32-" TYPE_X86_CPU,\ 398 .property = "model",\ 399 .value = stringify(3),\ 400 },{\ 401 .driver = "i440FX-pcihost",\ 402 .property = "short_root_bus",\ 403 .value = stringify(1),\ 404 },{\ 405 .driver = "q35-pcihost",\ 406 .property = "short_root_bus",\ 407 .value = stringify(1),\ 408 }, 409 410 #define PC_COMPAT_1_5 \ 411 PC_COMPAT_1_6 \ 412 {\ 413 .driver = "Conroe-" TYPE_X86_CPU,\ 414 .property = "model",\ 415 .value = stringify(2),\ 416 },{\ 417 .driver = "Conroe-" TYPE_X86_CPU,\ 418 .property = "level",\ 419 .value = stringify(2),\ 420 },{\ 421 .driver = "Penryn-" TYPE_X86_CPU,\ 422 .property = "model",\ 423 .value = stringify(2),\ 424 },{\ 425 .driver = "Penryn-" TYPE_X86_CPU,\ 426 .property = "level",\ 427 .value = stringify(2),\ 428 },{\ 429 .driver = "Nehalem-" TYPE_X86_CPU,\ 430 .property = "model",\ 431 .value = stringify(2),\ 432 },{\ 433 .driver = "Nehalem-" TYPE_X86_CPU,\ 434 .property = "level",\ 435 .value = stringify(2),\ 436 },{\ 437 .driver = "virtio-net-pci",\ 438 .property = "any_layout",\ 439 .value = "off",\ 440 },{\ 441 .driver = TYPE_X86_CPU,\ 442 .property = "pmu",\ 443 .value = "on",\ 444 },{\ 445 .driver = "i440FX-pcihost",\ 446 .property = "short_root_bus",\ 447 .value = stringify(0),\ 448 },{\ 449 .driver = "q35-pcihost",\ 450 .property = "short_root_bus",\ 451 .value = stringify(0),\ 452 }, 453 454 #define PC_COMPAT_1_4 \ 455 PC_COMPAT_1_5 \ 456 {\ 457 .driver = "scsi-hd",\ 458 .property = "discard_granularity",\ 459 .value = stringify(0),\ 460 },{\ 461 .driver = "scsi-cd",\ 462 .property = "discard_granularity",\ 463 .value = stringify(0),\ 464 },{\ 465 .driver = "scsi-disk",\ 466 .property = "discard_granularity",\ 467 .value = stringify(0),\ 468 },{\ 469 .driver = "ide-hd",\ 470 .property = "discard_granularity",\ 471 .value = stringify(0),\ 472 },{\ 473 .driver = "ide-cd",\ 474 .property = "discard_granularity",\ 475 .value = stringify(0),\ 476 },{\ 477 .driver = "ide-drive",\ 478 .property = "discard_granularity",\ 479 .value = stringify(0),\ 480 },{\ 481 .driver = "virtio-blk-pci",\ 482 .property = "discard_granularity",\ 483 .value = stringify(0),\ 484 },{\ 485 .driver = "virtio-serial-pci",\ 486 .property = "vectors",\ 487 /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\ 488 .value = stringify(0xFFFFFFFF),\ 489 },{ \ 490 .driver = "virtio-net-pci", \ 491 .property = "ctrl_guest_offloads", \ 492 .value = "off", \ 493 },{\ 494 .driver = "e1000",\ 495 .property = "romfile",\ 496 .value = "pxe-e1000.rom",\ 497 },{\ 498 .driver = "ne2k_pci",\ 499 .property = "romfile",\ 500 .value = "pxe-ne2k_pci.rom",\ 501 },{\ 502 .driver = "pcnet",\ 503 .property = "romfile",\ 504 .value = "pxe-pcnet.rom",\ 505 },{\ 506 .driver = "rtl8139",\ 507 .property = "romfile",\ 508 .value = "pxe-rtl8139.rom",\ 509 },{\ 510 .driver = "virtio-net-pci",\ 511 .property = "romfile",\ 512 .value = "pxe-virtio.rom",\ 513 },{\ 514 .driver = "486-" TYPE_X86_CPU,\ 515 .property = "model",\ 516 .value = stringify(0),\ 517 }, 518 519 static inline void pc_common_machine_options(MachineClass *m) 520 { 521 m->default_boot_order = "cad"; 522 } 523 524 static inline void pc_default_machine_options(MachineClass *m) 525 { 526 pc_common_machine_options(m); 527 m->hot_add_cpu = pc_hot_add_cpu; 528 m->max_cpus = 255; 529 } 530 531 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \ 532 static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \ 533 { \ 534 MachineClass *mc = MACHINE_CLASS(oc); \ 535 optsfn(mc); \ 536 mc->name = namestr; \ 537 mc->init = initfn; \ 538 } \ 539 static const TypeInfo pc_machine_type_##suffix = { \ 540 .name = namestr TYPE_MACHINE_SUFFIX, \ 541 .parent = TYPE_PC_MACHINE, \ 542 .class_init = pc_machine_##suffix##_class_init, \ 543 }; \ 544 static void pc_machine_init_##suffix(void) \ 545 { \ 546 type_register(&pc_machine_type_##suffix); \ 547 } \ 548 machine_init(pc_machine_init_##suffix) 549 550 #define SET_MACHINE_COMPAT(m, COMPAT) do { \ 551 static GlobalProperty props[] = { \ 552 COMPAT \ 553 { /* end of list */ } \ 554 }; \ 555 (m)->compat_props = props; \ 556 } while (0) 557 558 #endif 559