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 void qemu_register_pc_machine(QEMUMachine *m); 77 78 /* PC-style peripherals (also used by other machines). */ 79 80 typedef struct PcPciInfo { 81 Range w32; 82 Range w64; 83 } PcPciInfo; 84 85 #define ACPI_PM_PROP_S3_DISABLED "disable_s3" 86 #define ACPI_PM_PROP_S4_DISABLED "disable_s4" 87 #define ACPI_PM_PROP_S4_VAL "s4_val" 88 #define ACPI_PM_PROP_SCI_INT "sci_int" 89 #define ACPI_PM_PROP_ACPI_ENABLE_CMD "acpi_enable_cmd" 90 #define ACPI_PM_PROP_ACPI_DISABLE_CMD "acpi_disable_cmd" 91 #define ACPI_PM_PROP_PM_IO_BASE "pm_io_base" 92 #define ACPI_PM_PROP_GPE0_BLK "gpe0_blk" 93 #define ACPI_PM_PROP_GPE0_BLK_LEN "gpe0_blk_len" 94 95 struct PcGuestInfo { 96 bool isapc_ram_fw; 97 hwaddr ram_size, ram_size_below_4g; 98 unsigned apic_id_limit; 99 bool apic_xrupt_override; 100 uint64_t numa_nodes; 101 uint64_t *node_mem; 102 uint64_t *node_cpu; 103 FWCfgState *fw_cfg; 104 int legacy_acpi_table_size; 105 bool has_acpi_build; 106 bool has_reserved_memory; 107 bool rsdp_in_ram; 108 }; 109 110 /* parallel.c */ 111 112 void parallel_hds_isa_init(ISABus *bus, int n); 113 114 bool parallel_mm_init(MemoryRegion *address_space, 115 hwaddr base, int it_shift, qemu_irq irq, 116 CharDriverState *chr); 117 118 /* i8259.c */ 119 120 extern DeviceState *isa_pic; 121 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq); 122 qemu_irq *kvm_i8259_init(ISABus *bus); 123 int pic_read_irq(DeviceState *d); 124 int pic_get_output(DeviceState *d); 125 void hmp_info_pic(Monitor *mon, const QDict *qdict); 126 void hmp_info_irq(Monitor *mon, const QDict *qdict); 127 128 /* Global System Interrupts */ 129 130 #define GSI_NUM_PINS IOAPIC_NUM_PINS 131 132 typedef struct GSIState { 133 qemu_irq i8259_irq[ISA_NUM_IRQS]; 134 qemu_irq ioapic_irq[IOAPIC_NUM_PINS]; 135 } GSIState; 136 137 void gsi_handler(void *opaque, int n, int level); 138 139 /* vmport.c */ 140 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address); 141 142 static inline void vmport_init(ISABus *bus) 143 { 144 isa_create_simple(bus, "vmport"); 145 } 146 147 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque); 148 void vmmouse_get_data(uint32_t *data); 149 void vmmouse_set_data(const uint32_t *data); 150 151 /* pckbd.c */ 152 153 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base); 154 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq, 155 MemoryRegion *region, ram_addr_t size, 156 hwaddr mask); 157 void i8042_isa_mouse_fake_event(void *opaque); 158 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out); 159 160 /* pc.c */ 161 extern int fd_bootchk; 162 163 void pc_register_ferr_irq(qemu_irq irq); 164 void pc_acpi_smi_interrupt(void *opaque, int irq, int level); 165 166 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge); 167 void pc_hot_add_cpu(const int64_t id, Error **errp); 168 void pc_acpi_init(const char *default_dsdt); 169 170 PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size, 171 ram_addr_t above_4g_mem_size); 172 173 void pc_set_legacy_acpi_data_size(void); 174 175 #define PCI_HOST_PROP_PCI_HOLE_START "pci-hole-start" 176 #define PCI_HOST_PROP_PCI_HOLE_END "pci-hole-end" 177 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start" 178 #define PCI_HOST_PROP_PCI_HOLE64_END "pci-hole64-end" 179 #define PCI_HOST_PROP_PCI_HOLE64_SIZE "pci-hole64-size" 180 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL) 181 182 183 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory, 184 MemoryRegion *pci_address_space); 185 186 FWCfgState *xen_load_linux(const char *kernel_filename, 187 const char *kernel_cmdline, 188 const char *initrd_filename, 189 ram_addr_t below_4g_mem_size, 190 PcGuestInfo *guest_info); 191 FWCfgState *pc_memory_init(MachineState *machine, 192 MemoryRegion *system_memory, 193 ram_addr_t below_4g_mem_size, 194 ram_addr_t above_4g_mem_size, 195 MemoryRegion *rom_memory, 196 MemoryRegion **ram_memory, 197 PcGuestInfo *guest_info); 198 qemu_irq *pc_allocate_cpu_irq(void); 199 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus); 200 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi, 201 ISADevice **rtc_state, 202 ISADevice **floppy, 203 bool no_vmport, 204 uint32 hpet_irqs); 205 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd); 206 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, 207 const char *boot_device, MachineState *machine, 208 ISADevice *floppy, BusState *ide0, BusState *ide1, 209 ISADevice *s); 210 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus); 211 void pc_pci_device_init(PCIBus *pci_bus); 212 213 typedef void (*cpu_set_smm_t)(int smm, void *arg); 214 void cpu_smm_register(cpu_set_smm_t callback, void *arg); 215 216 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name); 217 218 /* acpi_piix.c */ 219 220 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base, 221 qemu_irq sci_irq, qemu_irq smi_irq, 222 int kvm_enabled, FWCfgState *fw_cfg, 223 DeviceState **piix4_pm); 224 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr); 225 226 /* hpet.c */ 227 extern int no_hpet; 228 229 /* piix_pci.c */ 230 struct PCII440FXState; 231 typedef struct PCII440FXState PCII440FXState; 232 233 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn, 234 ISABus **isa_bus, qemu_irq *pic, 235 MemoryRegion *address_space_mem, 236 MemoryRegion *address_space_io, 237 ram_addr_t ram_size, 238 ram_addr_t below_4g_mem_size, 239 ram_addr_t above_4g_mem_size, 240 MemoryRegion *pci_memory, 241 MemoryRegion *ram_memory); 242 243 PCIBus *find_i440fx(void); 244 /* piix4.c */ 245 extern PCIDevice *piix4_dev; 246 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn); 247 248 /* vga.c */ 249 enum vga_retrace_method { 250 VGA_RETRACE_DUMB, 251 VGA_RETRACE_PRECISE 252 }; 253 254 extern enum vga_retrace_method vga_retrace_method; 255 256 int isa_vga_mm_init(hwaddr vram_base, 257 hwaddr ctrl_base, int it_shift, 258 MemoryRegion *address_space); 259 260 /* ne2000.c */ 261 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd) 262 { 263 DeviceState *dev; 264 ISADevice *isadev; 265 266 qemu_check_nic_model(nd, "ne2k_isa"); 267 268 isadev = isa_try_create(bus, "ne2k_isa"); 269 if (!isadev) { 270 return false; 271 } 272 dev = DEVICE(isadev); 273 qdev_prop_set_uint32(dev, "iobase", base); 274 qdev_prop_set_uint32(dev, "irq", irq); 275 qdev_set_nic_properties(dev, nd); 276 qdev_init_nofail(dev); 277 return true; 278 } 279 280 /* pc_sysfw.c */ 281 void pc_system_firmware_init(MemoryRegion *rom_memory, 282 bool isapc_ram_fw); 283 284 /* pvpanic.c */ 285 uint16_t pvpanic_port(void); 286 287 /* e820 types */ 288 #define E820_RAM 1 289 #define E820_RESERVED 2 290 #define E820_ACPI 3 291 #define E820_NVS 4 292 #define E820_UNUSABLE 5 293 294 int e820_add_entry(uint64_t, uint64_t, uint32_t); 295 int e820_get_num_entries(void); 296 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *); 297 298 #define PC_COMPAT_2_0 \ 299 HW_COMPAT_2_1, \ 300 {\ 301 .driver = "virtio-scsi-pci",\ 302 .property = "any_layout",\ 303 .value = "off",\ 304 },{\ 305 .driver = "PIIX4_PM",\ 306 .property = "memory-hotplug-support",\ 307 .value = "off",\ 308 },\ 309 {\ 310 .driver = "apic",\ 311 .property = "version",\ 312 .value = stringify(0x11),\ 313 },\ 314 {\ 315 .driver = "nec-usb-xhci",\ 316 .property = "superspeed-ports-first",\ 317 .value = "off",\ 318 },\ 319 {\ 320 .driver = "nec-usb-xhci",\ 321 .property = "force-pcie-endcap",\ 322 .value = "on",\ 323 },\ 324 {\ 325 .driver = "pci-serial",\ 326 .property = "prog_if",\ 327 .value = stringify(0),\ 328 },\ 329 {\ 330 .driver = "pci-serial-2x",\ 331 .property = "prog_if",\ 332 .value = stringify(0),\ 333 },\ 334 {\ 335 .driver = "pci-serial-4x",\ 336 .property = "prog_if",\ 337 .value = stringify(0),\ 338 },\ 339 {\ 340 .driver = "virtio-net-pci",\ 341 .property = "guest_announce",\ 342 .value = "off",\ 343 },\ 344 {\ 345 .driver = "ICH9-LPC",\ 346 .property = "memory-hotplug-support",\ 347 .value = "off",\ 348 },{\ 349 .driver = "xio3130-downstream",\ 350 .property = COMPAT_PROP_PCP,\ 351 .value = "off",\ 352 },{\ 353 .driver = "ioh3420",\ 354 .property = COMPAT_PROP_PCP,\ 355 .value = "off",\ 356 } 357 358 #define PC_COMPAT_1_7 \ 359 PC_COMPAT_2_0, \ 360 {\ 361 .driver = TYPE_USB_DEVICE,\ 362 .property = "msos-desc",\ 363 .value = "no",\ 364 },\ 365 {\ 366 .driver = "PIIX4_PM",\ 367 .property = "acpi-pci-hotplug-with-bridge-support",\ 368 .value = "off",\ 369 },\ 370 {\ 371 .driver = "hpet",\ 372 .property = HPET_INTCAP,\ 373 .value = stringify(4),\ 374 } 375 376 #define PC_COMPAT_1_6 \ 377 PC_COMPAT_1_7, \ 378 {\ 379 .driver = "e1000",\ 380 .property = "mitigation",\ 381 .value = "off",\ 382 },{\ 383 .driver = "qemu64-" TYPE_X86_CPU,\ 384 .property = "model",\ 385 .value = stringify(2),\ 386 },{\ 387 .driver = "qemu32-" TYPE_X86_CPU,\ 388 .property = "model",\ 389 .value = stringify(3),\ 390 },{\ 391 .driver = "i440FX-pcihost",\ 392 .property = "short_root_bus",\ 393 .value = stringify(1),\ 394 },{\ 395 .driver = "q35-pcihost",\ 396 .property = "short_root_bus",\ 397 .value = stringify(1),\ 398 } 399 400 #define PC_COMPAT_1_5 \ 401 PC_COMPAT_1_6, \ 402 {\ 403 .driver = "Conroe-" TYPE_X86_CPU,\ 404 .property = "model",\ 405 .value = stringify(2),\ 406 },{\ 407 .driver = "Conroe-" TYPE_X86_CPU,\ 408 .property = "level",\ 409 .value = stringify(2),\ 410 },{\ 411 .driver = "Penryn-" TYPE_X86_CPU,\ 412 .property = "model",\ 413 .value = stringify(2),\ 414 },{\ 415 .driver = "Penryn-" TYPE_X86_CPU,\ 416 .property = "level",\ 417 .value = stringify(2),\ 418 },{\ 419 .driver = "Nehalem-" TYPE_X86_CPU,\ 420 .property = "model",\ 421 .value = stringify(2),\ 422 },{\ 423 .driver = "Nehalem-" TYPE_X86_CPU,\ 424 .property = "level",\ 425 .value = stringify(2),\ 426 },{\ 427 .driver = "virtio-net-pci",\ 428 .property = "any_layout",\ 429 .value = "off",\ 430 },{\ 431 .driver = TYPE_X86_CPU,\ 432 .property = "pmu",\ 433 .value = "on",\ 434 },{\ 435 .driver = "i440FX-pcihost",\ 436 .property = "short_root_bus",\ 437 .value = stringify(0),\ 438 },{\ 439 .driver = "q35-pcihost",\ 440 .property = "short_root_bus",\ 441 .value = stringify(0),\ 442 } 443 444 #define PC_COMPAT_1_4 \ 445 PC_COMPAT_1_5, \ 446 {\ 447 .driver = "scsi-hd",\ 448 .property = "discard_granularity",\ 449 .value = stringify(0),\ 450 },{\ 451 .driver = "scsi-cd",\ 452 .property = "discard_granularity",\ 453 .value = stringify(0),\ 454 },{\ 455 .driver = "scsi-disk",\ 456 .property = "discard_granularity",\ 457 .value = stringify(0),\ 458 },{\ 459 .driver = "ide-hd",\ 460 .property = "discard_granularity",\ 461 .value = stringify(0),\ 462 },{\ 463 .driver = "ide-cd",\ 464 .property = "discard_granularity",\ 465 .value = stringify(0),\ 466 },{\ 467 .driver = "ide-drive",\ 468 .property = "discard_granularity",\ 469 .value = stringify(0),\ 470 },{\ 471 .driver = "virtio-blk-pci",\ 472 .property = "discard_granularity",\ 473 .value = stringify(0),\ 474 },{\ 475 .driver = "virtio-serial-pci",\ 476 .property = "vectors",\ 477 /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\ 478 .value = stringify(0xFFFFFFFF),\ 479 },{ \ 480 .driver = "virtio-net-pci", \ 481 .property = "ctrl_guest_offloads", \ 482 .value = "off", \ 483 },{\ 484 .driver = "e1000",\ 485 .property = "romfile",\ 486 .value = "pxe-e1000.rom",\ 487 },{\ 488 .driver = "ne2k_pci",\ 489 .property = "romfile",\ 490 .value = "pxe-ne2k_pci.rom",\ 491 },{\ 492 .driver = "pcnet",\ 493 .property = "romfile",\ 494 .value = "pxe-pcnet.rom",\ 495 },{\ 496 .driver = "rtl8139",\ 497 .property = "romfile",\ 498 .value = "pxe-rtl8139.rom",\ 499 },{\ 500 .driver = "virtio-net-pci",\ 501 .property = "romfile",\ 502 .value = "pxe-virtio.rom",\ 503 },{\ 504 .driver = "486-" TYPE_X86_CPU,\ 505 .property = "model",\ 506 .value = stringify(0),\ 507 } 508 509 #define PC_COMMON_MACHINE_OPTIONS \ 510 .default_boot_order = "cad" 511 512 #define PC_DEFAULT_MACHINE_OPTIONS \ 513 PC_COMMON_MACHINE_OPTIONS, \ 514 .hot_add_cpu = pc_hot_add_cpu, \ 515 .max_cpus = 255 516 517 #endif 518