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