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