include/hw/i386/pc.h

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