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
  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 static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr)
 112 {
 113     DeviceState *dev;
 114     ISADevice *isadev;
 115
 116     isadev = isa_try_create(bus, "isa-parallel");
 117     if (!isadev) {
 118         return false;
 119     }
 120     dev = DEVICE(isadev);
 121     qdev_prop_set_uint32(dev, "index", index);
 122     qdev_prop_set_chr(dev, "chardev", chr);
 123     if (qdev_init(dev) < 0) {
 124         return false;
 125     }
 126     return true;
 127 }
 128
 129 bool parallel_mm_init(MemoryRegion *address_space,
 130                       hwaddr base, int it_shift, qemu_irq irq,
 131                       CharDriverState *chr);
 132
 133 /* i8259.c */
 134
 135 extern DeviceState *isa_pic;
 136 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
 137 qemu_irq *kvm_i8259_init(ISABus *bus);
 138 int pic_read_irq(DeviceState *d);
 139 int pic_get_output(DeviceState *d);
 140 void hmp_info_pic(Monitor *mon, const QDict *qdict);
 141 void hmp_info_irq(Monitor *mon, const QDict *qdict);
 142
 143 /* Global System Interrupts */
 144
 145 #define GSI_NUM_PINS IOAPIC_NUM_PINS
 146
 147 typedef struct GSIState {
 148     qemu_irq i8259_irq[ISA_NUM_IRQS];
 149     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
 150 } GSIState;
 151
 152 void gsi_handler(void *opaque, int n, int level);
 153
 154 /* vmport.c */
 155 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
 156
 157 static inline void vmport_init(ISABus *bus)
 158 {
 159     isa_create_simple(bus, "vmport");
 160 }
 161
 162 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
 163 void vmmouse_get_data(uint32_t *data);
 164 void vmmouse_set_data(const uint32_t *data);
 165
 166 /* pckbd.c */
 167
 168 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
 169 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
 170                    MemoryRegion *region, ram_addr_t size,
 171                    hwaddr mask);
 172 void i8042_isa_mouse_fake_event(void *opaque);
 173 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
 174
 175 /* pc.c */
 176 extern int fd_bootchk;
 177
 178 void pc_register_ferr_irq(qemu_irq irq);
 179 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 180
 181 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
 182 void pc_hot_add_cpu(const int64_t id, Error **errp);
 183 void pc_acpi_init(const char *default_dsdt);
 184
 185 PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size,
 186                                 ram_addr_t above_4g_mem_size);
 187
 188 void pc_set_legacy_acpi_data_size(void);
 189
 190 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
 191 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
 192 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
 193 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
 194 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
 195 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
 196
 197
 198 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
 199                             MemoryRegion *pci_address_space);
 200
 201 FWCfgState *xen_load_linux(const char *kernel_filename,
 202                            const char *kernel_cmdline,
 203                            const char *initrd_filename,
 204                            ram_addr_t below_4g_mem_size,
 205                            PcGuestInfo *guest_info);
 206 FWCfgState *pc_memory_init(MachineState *machine,
 207                            MemoryRegion *system_memory,
 208                            ram_addr_t below_4g_mem_size,
 209                            ram_addr_t above_4g_mem_size,
 210                            MemoryRegion *rom_memory,
 211                            MemoryRegion **ram_memory,
 212                            PcGuestInfo *guest_info);
 213 qemu_irq *pc_allocate_cpu_irq(void);
 214 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
 215 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
 216                           ISADevice **rtc_state,
 217                           ISADevice **floppy,
 218                           bool no_vmport,
 219                           uint32 hpet_irqs);
 220 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
 221 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
 222                   const char *boot_device, MachineState *machine,
 223                   ISADevice *floppy, BusState *ide0, BusState *ide1,
 224                   ISADevice *s);
 225 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
 226 void pc_pci_device_init(PCIBus *pci_bus);
 227
 228 typedef void (*cpu_set_smm_t)(int smm, void *arg);
 229 void cpu_smm_register(cpu_set_smm_t callback, void *arg);
 230
 231 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 232
 233 /* acpi_piix.c */
 234
 235 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
 236                       qemu_irq sci_irq, qemu_irq smi_irq,
 237                       int kvm_enabled, FWCfgState *fw_cfg,
 238                       DeviceState **piix4_pm);
 239 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
 240
 241 /* hpet.c */
 242 extern int no_hpet;
 243
 244 /* piix_pci.c */
 245 struct PCII440FXState;
 246 typedef struct PCII440FXState PCII440FXState;
 247
 248 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
 249                     ISABus **isa_bus, qemu_irq *pic,
 250                     MemoryRegion *address_space_mem,
 251                     MemoryRegion *address_space_io,
 252                     ram_addr_t ram_size,
 253                     ram_addr_t below_4g_mem_size,
 254                     ram_addr_t above_4g_mem_size,
 255                     MemoryRegion *pci_memory,
 256                     MemoryRegion *ram_memory);
 257
 258 PCIBus *find_i440fx(void);
 259 /* piix4.c */
 260 extern PCIDevice *piix4_dev;
 261 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 262
 263 /* vga.c */
 264 enum vga_retrace_method {
 265     VGA_RETRACE_DUMB,
 266     VGA_RETRACE_PRECISE
 267 };
 268
 269 extern enum vga_retrace_method vga_retrace_method;
 270
 271 int isa_vga_mm_init(hwaddr vram_base,
 272                     hwaddr ctrl_base, int it_shift,
 273                     MemoryRegion *address_space);
 274
 275 /* ne2000.c */
 276 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 277 {
 278     DeviceState *dev;
 279     ISADevice *isadev;
 280
 281     qemu_check_nic_model(nd, "ne2k_isa");
 282
 283     isadev = isa_try_create(bus, "ne2k_isa");
 284     if (!isadev) {
 285         return false;
 286     }
 287     dev = DEVICE(isadev);
 288     qdev_prop_set_uint32(dev, "iobase", base);
 289     qdev_prop_set_uint32(dev, "irq",    irq);
 290     qdev_set_nic_properties(dev, nd);
 291     qdev_init_nofail(dev);
 292     return true;
 293 }
 294
 295 /* pc_sysfw.c */
 296 void pc_system_firmware_init(MemoryRegion *rom_memory,
 297                              bool isapc_ram_fw);
 298
 299 /* pvpanic.c */
 300 uint16_t pvpanic_port(void);
 301
 302 /* e820 types */
 303 #define E820_RAM        1
 304 #define E820_RESERVED   2
 305 #define E820_ACPI       3
 306 #define E820_NVS        4
 307 #define E820_UNUSABLE   5
 308
 309 int e820_add_entry(uint64_t, uint64_t, uint32_t);
 310 int e820_get_num_entries(void);
 311 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 312
 313 #define PC_COMPAT_2_0 \
 314         HW_COMPAT_2_1, \
 315         {\
 316             .driver   = "virtio-scsi-pci",\
 317             .property = "any_layout",\
 318             .value    = "off",\
 319         },{\
 320             .driver   = "PIIX4_PM",\
 321             .property = "memory-hotplug-support",\
 322             .value    = "off",\
 323         },\
 324         {\
 325             .driver   = "apic",\
 326             .property = "version",\
 327             .value    = stringify(0x11),\
 328         },\
 329         {\
 330             .driver   = "nec-usb-xhci",\
 331             .property = "superspeed-ports-first",\
 332             .value    = "off",\
 333         },\
 334         {\
 335             .driver   = "nec-usb-xhci",\
 336             .property = "force-pcie-endcap",\
 337             .value    = "on",\
 338         },\
 339         {\
 340             .driver   = "pci-serial",\
 341             .property = "prog_if",\
 342             .value    = stringify(0),\
 343         },\
 344         {\
 345             .driver   = "pci-serial-2x",\
 346             .property = "prog_if",\
 347             .value    = stringify(0),\
 348         },\
 349         {\
 350             .driver   = "pci-serial-4x",\
 351             .property = "prog_if",\
 352             .value    = stringify(0),\
 353         },\
 354         {\
 355             .driver   = "virtio-net-pci",\
 356             .property = "guest_announce",\
 357             .value    = "off",\
 358         },\
 359         {\
 360             .driver   = "ICH9-LPC",\
 361             .property = "memory-hotplug-support",\
 362             .value    = "off",\
 363         },{\
 364             .driver   = "xio3130-downstream",\
 365             .property = COMPAT_PROP_PCP,\
 366             .value    = "off",\
 367         },{\
 368             .driver   = "ioh3420",\
 369             .property = COMPAT_PROP_PCP,\
 370             .value    = "off",\
 371         }
 372
 373 #define PC_COMPAT_1_7 \
 374         PC_COMPAT_2_0, \
 375         {\
 376             .driver   = TYPE_USB_DEVICE,\
 377             .property = "msos-desc",\
 378             .value    = "no",\
 379         },\
 380         {\
 381             .driver   = "PIIX4_PM",\
 382             .property = "acpi-pci-hotplug-with-bridge-support",\
 383             .value    = "off",\
 384         },\
 385         {\
 386             .driver   = "hpet",\
 387             .property = HPET_INTCAP,\
 388             .value    = stringify(4),\
 389         }
 390
 391 #define PC_COMPAT_1_6 \
 392         PC_COMPAT_1_7, \
 393         {\
 394             .driver   = "e1000",\
 395             .property = "mitigation",\
 396             .value    = "off",\
 397         },{\
 398             .driver   = "qemu64-" TYPE_X86_CPU,\
 399             .property = "model",\
 400             .value    = stringify(2),\
 401         },{\
 402             .driver   = "qemu32-" TYPE_X86_CPU,\
 403             .property = "model",\
 404             .value    = stringify(3),\
 405         },{\
 406             .driver   = "i440FX-pcihost",\
 407             .property = "short_root_bus",\
 408             .value    = stringify(1),\
 409         },{\
 410             .driver   = "q35-pcihost",\
 411             .property = "short_root_bus",\
 412             .value    = stringify(1),\
 413         }
 414
 415 #define PC_COMPAT_1_5 \
 416         PC_COMPAT_1_6, \
 417         {\
 418             .driver   = "Conroe-" TYPE_X86_CPU,\
 419             .property = "model",\
 420             .value    = stringify(2),\
 421         },{\
 422             .driver   = "Conroe-" TYPE_X86_CPU,\
 423             .property = "level",\
 424             .value    = stringify(2),\
 425         },{\
 426             .driver   = "Penryn-" TYPE_X86_CPU,\
 427             .property = "model",\
 428             .value    = stringify(2),\
 429         },{\
 430             .driver   = "Penryn-" TYPE_X86_CPU,\
 431             .property = "level",\
 432             .value    = stringify(2),\
 433         },{\
 434             .driver   = "Nehalem-" TYPE_X86_CPU,\
 435             .property = "model",\
 436             .value    = stringify(2),\
 437         },{\
 438             .driver   = "Nehalem-" TYPE_X86_CPU,\
 439             .property = "level",\
 440             .value    = stringify(2),\
 441         },{\
 442             .driver   = "virtio-net-pci",\
 443             .property = "any_layout",\
 444             .value    = "off",\
 445         },{\
 446             .driver = TYPE_X86_CPU,\
 447             .property = "pmu",\
 448             .value = "on",\
 449         },{\
 450             .driver   = "i440FX-pcihost",\
 451             .property = "short_root_bus",\
 452             .value    = stringify(0),\
 453         },{\
 454             .driver   = "q35-pcihost",\
 455             .property = "short_root_bus",\
 456             .value    = stringify(0),\
 457         }
 458
 459 #define PC_COMPAT_1_4 \
 460         PC_COMPAT_1_5, \
 461         {\
 462             .driver   = "scsi-hd",\
 463             .property = "discard_granularity",\
 464             .value    = stringify(0),\
 465         },{\
 466             .driver   = "scsi-cd",\
 467             .property = "discard_granularity",\
 468             .value    = stringify(0),\
 469         },{\
 470             .driver   = "scsi-disk",\
 471             .property = "discard_granularity",\
 472             .value    = stringify(0),\
 473         },{\
 474             .driver   = "ide-hd",\
 475             .property = "discard_granularity",\
 476             .value    = stringify(0),\
 477         },{\
 478             .driver   = "ide-cd",\
 479             .property = "discard_granularity",\
 480             .value    = stringify(0),\
 481         },{\
 482             .driver   = "ide-drive",\
 483             .property = "discard_granularity",\
 484             .value    = stringify(0),\
 485         },{\
 486             .driver   = "virtio-blk-pci",\
 487             .property = "discard_granularity",\
 488             .value    = stringify(0),\
 489         },{\
 490             .driver   = "virtio-serial-pci",\
 491             .property = "vectors",\
 492             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
 493             .value    = stringify(0xFFFFFFFF),\
 494         },{ \
 495             .driver   = "virtio-net-pci", \
 496             .property = "ctrl_guest_offloads", \
 497             .value    = "off", \
 498         },{\
 499             .driver   = "e1000",\
 500             .property = "romfile",\
 501             .value    = "pxe-e1000.rom",\
 502         },{\
 503             .driver   = "ne2k_pci",\
 504             .property = "romfile",\
 505             .value    = "pxe-ne2k_pci.rom",\
 506         },{\
 507             .driver   = "pcnet",\
 508             .property = "romfile",\
 509             .value    = "pxe-pcnet.rom",\
 510         },{\
 511             .driver   = "rtl8139",\
 512             .property = "romfile",\
 513             .value    = "pxe-rtl8139.rom",\
 514         },{\
 515             .driver   = "virtio-net-pci",\
 516             .property = "romfile",\
 517             .value    = "pxe-virtio.rom",\
 518         },{\
 519             .driver   = "486-" TYPE_X86_CPU,\
 520             .property = "model",\
 521             .value    = stringify(0),\
 522         }
 523
 524 #define PC_COMMON_MACHINE_OPTIONS \
 525     .default_boot_order = "cad"
 526
 527 #define PC_DEFAULT_MACHINE_OPTIONS \
 528     PC_COMMON_MACHINE_OPTIONS, \
 529     .hot_add_cpu = pc_hot_add_cpu, \
 530     .max_cpus = 255
 531
 532 #endif