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
  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 isapc_ram_fw;
  89     hwaddr ram_size, ram_size_below_4g;
  90     unsigned apic_id_limit;
  91     bool apic_xrupt_override;
  92     uint64_t numa_nodes;
  93     uint64_t *node_mem;
  94     uint64_t *node_cpu;
  95     FWCfgState *fw_cfg;
  96     int legacy_acpi_table_size;
  97     bool has_acpi_build;
  98     bool has_reserved_memory;
  99 };
 100
 101 /* parallel.c */
 102 static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr)
 103 {
 104     DeviceState *dev;
 105     ISADevice *isadev;
 106
 107     isadev = isa_try_create(bus, "isa-parallel");
 108     if (!isadev) {
 109         return false;
 110     }
 111     dev = DEVICE(isadev);
 112     qdev_prop_set_uint32(dev, "index", index);
 113     qdev_prop_set_chr(dev, "chardev", chr);
 114     if (qdev_init(dev) < 0) {
 115         return false;
 116     }
 117     return true;
 118 }
 119
 120 bool parallel_mm_init(MemoryRegion *address_space,
 121                       hwaddr base, int it_shift, qemu_irq irq,
 122                       CharDriverState *chr);
 123
 124 /* i8259.c */
 125
 126 extern DeviceState *isa_pic;
 127 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
 128 qemu_irq *kvm_i8259_init(ISABus *bus);
 129 int pic_read_irq(DeviceState *d);
 130 int pic_get_output(DeviceState *d);
 131 void pic_info(Monitor *mon, const QDict *qdict);
 132 void irq_info(Monitor *mon, const QDict *qdict);
 133
 134 /* Global System Interrupts */
 135
 136 #define GSI_NUM_PINS IOAPIC_NUM_PINS
 137
 138 typedef struct GSIState {
 139     qemu_irq i8259_irq[ISA_NUM_IRQS];
 140     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
 141 } GSIState;
 142
 143 void gsi_handler(void *opaque, int n, int level);
 144
 145 /* vmport.c */
 146 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
 147
 148 static inline void vmport_init(ISABus *bus)
 149 {
 150     isa_create_simple(bus, "vmport");
 151 }
 152
 153 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
 154 void vmmouse_get_data(uint32_t *data);
 155 void vmmouse_set_data(const uint32_t *data);
 156
 157 /* pckbd.c */
 158
 159 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
 160 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
 161                    MemoryRegion *region, ram_addr_t size,
 162                    hwaddr mask);
 163 void i8042_isa_mouse_fake_event(void *opaque);
 164 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
 165
 166 /* pc.c */
 167 extern int fd_bootchk;
 168
 169 void pc_register_ferr_irq(qemu_irq irq);
 170 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 171
 172 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
 173 void pc_hot_add_cpu(const int64_t id, Error **errp);
 174 void pc_acpi_init(const char *default_dsdt);
 175
 176 PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size,
 177                                 ram_addr_t above_4g_mem_size);
 178
 179 void pc_set_legacy_acpi_data_size(void);
 180
 181 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
 182 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
 183 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
 184 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
 185 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
 186 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
 187
 188
 189 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
 190                             MemoryRegion *pci_address_space);
 191
 192 FWCfgState *xen_load_linux(const char *kernel_filename,
 193                            const char *kernel_cmdline,
 194                            const char *initrd_filename,
 195                            ram_addr_t below_4g_mem_size,
 196                            PcGuestInfo *guest_info);
 197 FWCfgState *pc_memory_init(MachineState *machine,
 198                            MemoryRegion *system_memory,
 199                            ram_addr_t below_4g_mem_size,
 200                            ram_addr_t above_4g_mem_size,
 201                            MemoryRegion *rom_memory,
 202                            MemoryRegion **ram_memory,
 203                            PcGuestInfo *guest_info);
 204 qemu_irq *pc_allocate_cpu_irq(void);
 205 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
 206 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
 207                           ISADevice **rtc_state,
 208                           ISADevice **floppy,
 209                           bool no_vmport,
 210                           uint32 hpet_irqs);
 211 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
 212 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
 213                   const char *boot_device,
 214                   ISADevice *floppy, BusState *ide0, BusState *ide1,
 215                   ISADevice *s);
 216 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
 217 void pc_pci_device_init(PCIBus *pci_bus);
 218
 219 typedef void (*cpu_set_smm_t)(int smm, void *arg);
 220 void cpu_smm_register(cpu_set_smm_t callback, void *arg);
 221
 222 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 223
 224 /* acpi_piix.c */
 225
 226 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
 227                       qemu_irq sci_irq, qemu_irq smi_irq,
 228                       int kvm_enabled, FWCfgState *fw_cfg,
 229                       DeviceState **piix4_pm);
 230 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
 231
 232 /* hpet.c */
 233 extern int no_hpet;
 234
 235 /* piix_pci.c */
 236 struct PCII440FXState;
 237 typedef struct PCII440FXState PCII440FXState;
 238
 239 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
 240                     ISABus **isa_bus, qemu_irq *pic,
 241                     MemoryRegion *address_space_mem,
 242                     MemoryRegion *address_space_io,
 243                     ram_addr_t ram_size,
 244                     ram_addr_t below_4g_mem_size,
 245                     ram_addr_t above_4g_mem_size,
 246                     MemoryRegion *pci_memory,
 247                     MemoryRegion *ram_memory);
 248
 249 PCIBus *find_i440fx(void);
 250 /* piix4.c */
 251 extern PCIDevice *piix4_dev;
 252 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 253
 254 /* vga.c */
 255 enum vga_retrace_method {
 256     VGA_RETRACE_DUMB,
 257     VGA_RETRACE_PRECISE
 258 };
 259
 260 extern enum vga_retrace_method vga_retrace_method;
 261
 262 int isa_vga_mm_init(hwaddr vram_base,
 263                     hwaddr ctrl_base, int it_shift,
 264                     MemoryRegion *address_space);
 265
 266 /* ne2000.c */
 267 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 268 {
 269     DeviceState *dev;
 270     ISADevice *isadev;
 271
 272     qemu_check_nic_model(nd, "ne2k_isa");
 273
 274     isadev = isa_try_create(bus, "ne2k_isa");
 275     if (!isadev) {
 276         return false;
 277     }
 278     dev = DEVICE(isadev);
 279     qdev_prop_set_uint32(dev, "iobase", base);
 280     qdev_prop_set_uint32(dev, "irq",    irq);
 281     qdev_set_nic_properties(dev, nd);
 282     qdev_init_nofail(dev);
 283     return true;
 284 }
 285
 286 /* pc_sysfw.c */
 287 void pc_system_firmware_init(MemoryRegion *rom_memory,
 288                              bool isapc_ram_fw);
 289
 290 /* pvpanic.c */
 291 uint16_t pvpanic_port(void);
 292
 293 /* e820 types */
 294 #define E820_RAM        1
 295 #define E820_RESERVED   2
 296 #define E820_ACPI       3
 297 #define E820_NVS        4
 298 #define E820_UNUSABLE   5
 299
 300 int e820_add_entry(uint64_t, uint64_t, uint32_t);
 301 int e820_get_num_entries(void);
 302 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 303
 304 #define PC_COMPAT_2_1 \
 305         {\
 306             .driver   = "intel-hda",\
 307             .property = "old_msi_addr",\
 308             .value    = "on",\
 309         }
 310
 311 #define PC_COMPAT_2_0 \
 312         PC_COMPAT_2_1, \
 313         {\
 314             .driver   = "virtio-scsi-pci",\
 315             .property = "any_layout",\
 316             .value    = "off",\
 317         },{\
 318             .driver   = "PIIX4_PM",\
 319             .property = "memory-hotplug-support",\
 320             .value    = "off",\
 321         },\
 322         {\
 323             .driver   = "apic",\
 324             .property = "version",\
 325             .value    = stringify(0x11),\
 326         },\
 327         {\
 328             .driver   = "nec-usb-xhci",\
 329             .property = "superspeed-ports-first",\
 330             .value    = "off",\
 331         },\
 332         {\
 333             .driver   = "nec-usb-xhci",\
 334             .property = "force-pcie-endcap",\
 335             .value    = "on",\
 336         },\
 337         {\
 338             .driver   = "pci-serial",\
 339             .property = "prog_if",\
 340             .value    = stringify(0),\
 341         },\
 342         {\
 343             .driver   = "pci-serial-2x",\
 344             .property = "prog_if",\
 345             .value    = stringify(0),\
 346         },\
 347         {\
 348             .driver   = "pci-serial-4x",\
 349             .property = "prog_if",\
 350             .value    = stringify(0),\
 351         },\
 352         {\
 353             .driver   = "virtio-net-pci",\
 354             .property = "guest_announce",\
 355             .value    = "off",\
 356         },\
 357         {\
 358             .driver   = "ICH9-LPC",\
 359             .property = "memory-hotplug-support",\
 360             .value    = "off",\
 361         },{\
 362             .driver   = "xio3130-downstream",\
 363             .property = COMPAT_PROP_PCP,\
 364             .value    = "off",\
 365         },{\
 366             .driver   = "ioh3420",\
 367             .property = COMPAT_PROP_PCP,\
 368             .value    = "off",\
 369         }
 370
 371 #define PC_COMPAT_1_7 \
 372         PC_COMPAT_2_0, \
 373         {\
 374             .driver   = TYPE_USB_DEVICE,\
 375             .property = "msos-desc",\
 376             .value    = "no",\
 377         },\
 378         {\
 379             .driver   = "PIIX4_PM",\
 380             .property = "acpi-pci-hotplug-with-bridge-support",\
 381             .value    = "off",\
 382         },\
 383         {\
 384             .driver   = "hpet",\
 385             .property = HPET_INTCAP,\
 386             .value    = stringify(4),\
 387         }
 388
 389 #define PC_COMPAT_1_6 \
 390         PC_COMPAT_1_7, \
 391         {\
 392             .driver   = "e1000",\
 393             .property = "mitigation",\
 394             .value    = "off",\
 395         },{\
 396             .driver   = "qemu64-" TYPE_X86_CPU,\
 397             .property = "model",\
 398             .value    = stringify(2),\
 399         },{\
 400             .driver   = "qemu32-" TYPE_X86_CPU,\
 401             .property = "model",\
 402             .value    = stringify(3),\
 403         },{\
 404             .driver   = "i440FX-pcihost",\
 405             .property = "short_root_bus",\
 406             .value    = stringify(1),\
 407         },{\
 408             .driver   = "q35-pcihost",\
 409             .property = "short_root_bus",\
 410             .value    = stringify(1),\
 411         }
 412
 413 #define PC_COMPAT_1_5 \
 414         PC_COMPAT_1_6, \
 415         {\
 416             .driver   = "Conroe-" TYPE_X86_CPU,\
 417             .property = "model",\
 418             .value    = stringify(2),\
 419         },{\
 420             .driver   = "Conroe-" TYPE_X86_CPU,\
 421             .property = "level",\
 422             .value    = stringify(2),\
 423         },{\
 424             .driver   = "Penryn-" TYPE_X86_CPU,\
 425             .property = "model",\
 426             .value    = stringify(2),\
 427         },{\
 428             .driver   = "Penryn-" TYPE_X86_CPU,\
 429             .property = "level",\
 430             .value    = stringify(2),\
 431         },{\
 432             .driver   = "Nehalem-" TYPE_X86_CPU,\
 433             .property = "model",\
 434             .value    = stringify(2),\
 435         },{\
 436             .driver   = "Nehalem-" TYPE_X86_CPU,\
 437             .property = "level",\
 438             .value    = stringify(2),\
 439         },{\
 440             .driver   = "virtio-net-pci",\
 441             .property = "any_layout",\
 442             .value    = "off",\
 443         },{\
 444             .driver = TYPE_X86_CPU,\
 445             .property = "pmu",\
 446             .value = "on",\
 447         },{\
 448             .driver   = "i440FX-pcihost",\
 449             .property = "short_root_bus",\
 450             .value    = stringify(0),\
 451         },{\
 452             .driver   = "q35-pcihost",\
 453             .property = "short_root_bus",\
 454             .value    = stringify(0),\
 455         }
 456
 457 #define PC_COMPAT_1_4 \
 458         PC_COMPAT_1_5, \
 459         {\
 460             .driver   = "scsi-hd",\
 461             .property = "discard_granularity",\
 462             .value    = stringify(0),\
 463         },{\
 464             .driver   = "scsi-cd",\
 465             .property = "discard_granularity",\
 466             .value    = stringify(0),\
 467         },{\
 468             .driver   = "scsi-disk",\
 469             .property = "discard_granularity",\
 470             .value    = stringify(0),\
 471         },{\
 472             .driver   = "ide-hd",\
 473             .property = "discard_granularity",\
 474             .value    = stringify(0),\
 475         },{\
 476             .driver   = "ide-cd",\
 477             .property = "discard_granularity",\
 478             .value    = stringify(0),\
 479         },{\
 480             .driver   = "ide-drive",\
 481             .property = "discard_granularity",\
 482             .value    = stringify(0),\
 483         },{\
 484             .driver   = "virtio-blk-pci",\
 485             .property = "discard_granularity",\
 486             .value    = stringify(0),\
 487         },{\
 488             .driver   = "virtio-serial-pci",\
 489             .property = "vectors",\
 490             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
 491             .value    = stringify(0xFFFFFFFF),\
 492         },{ \
 493             .driver   = "virtio-net-pci", \
 494             .property = "ctrl_guest_offloads", \
 495             .value    = "off", \
 496         },{\
 497             .driver   = "e1000",\
 498             .property = "romfile",\
 499             .value    = "pxe-e1000.rom",\
 500         },{\
 501             .driver   = "ne2k_pci",\
 502             .property = "romfile",\
 503             .value    = "pxe-ne2k_pci.rom",\
 504         },{\
 505             .driver   = "pcnet",\
 506             .property = "romfile",\
 507             .value    = "pxe-pcnet.rom",\
 508         },{\
 509             .driver   = "rtl8139",\
 510             .property = "romfile",\
 511             .value    = "pxe-rtl8139.rom",\
 512         },{\
 513             .driver   = "virtio-net-pci",\
 514             .property = "romfile",\
 515             .value    = "pxe-virtio.rom",\
 516         },{\
 517             .driver   = "486-" TYPE_X86_CPU,\
 518             .property = "model",\
 519             .value    = stringify(0),\
 520         }
 521
 522 #define PC_COMMON_MACHINE_OPTIONS \
 523     .default_boot_order = "cad"
 524
 525 #define PC_DEFAULT_MACHINE_OPTIONS \
 526     PC_COMMON_MACHINE_OPTIONS, \
 527     .hot_add_cpu = pc_hot_add_cpu, \
 528     .max_cpus = 255
 529
 530 #endif