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 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
 180 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
 181 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
 182 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
 183 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
 184 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
 185
 186
 187 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
 188                             MemoryRegion *pci_address_space);
 189
 190 FWCfgState *xen_load_linux(const char *kernel_filename,
 191                            const char *kernel_cmdline,
 192                            const char *initrd_filename,
 193                            ram_addr_t below_4g_mem_size,
 194                            PcGuestInfo *guest_info);
 195 FWCfgState *pc_memory_init(MachineState *machine,
 196                            MemoryRegion *system_memory,
 197                            ram_addr_t below_4g_mem_size,
 198                            ram_addr_t above_4g_mem_size,
 199                            MemoryRegion *rom_memory,
 200                            MemoryRegion **ram_memory,
 201                            PcGuestInfo *guest_info);
 202 qemu_irq *pc_allocate_cpu_irq(void);
 203 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
 204 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
 205                           ISADevice **rtc_state,
 206                           ISADevice **floppy,
 207                           bool no_vmport,
 208                           uint32 hpet_irqs);
 209 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
 210 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
 211                   const char *boot_device,
 212                   ISADevice *floppy, BusState *ide0, BusState *ide1,
 213                   ISADevice *s);
 214 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
 215 void pc_pci_device_init(PCIBus *pci_bus);
 216
 217 typedef void (*cpu_set_smm_t)(int smm, void *arg);
 218 void cpu_smm_register(cpu_set_smm_t callback, void *arg);
 219
 220 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 221
 222 /* acpi_piix.c */
 223
 224 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
 225                       qemu_irq sci_irq, qemu_irq smi_irq,
 226                       int kvm_enabled, FWCfgState *fw_cfg,
 227                       DeviceState **piix4_pm);
 228 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
 229
 230 /* hpet.c */
 231 extern int no_hpet;
 232
 233 /* piix_pci.c */
 234 struct PCII440FXState;
 235 typedef struct PCII440FXState PCII440FXState;
 236
 237 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
 238                     ISABus **isa_bus, qemu_irq *pic,
 239                     MemoryRegion *address_space_mem,
 240                     MemoryRegion *address_space_io,
 241                     ram_addr_t ram_size,
 242                     ram_addr_t below_4g_mem_size,
 243                     ram_addr_t above_4g_mem_size,
 244                     MemoryRegion *pci_memory,
 245                     MemoryRegion *ram_memory);
 246
 247 PCIBus *find_i440fx(void);
 248 /* piix4.c */
 249 extern PCIDevice *piix4_dev;
 250 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 251
 252 /* vga.c */
 253 enum vga_retrace_method {
 254     VGA_RETRACE_DUMB,
 255     VGA_RETRACE_PRECISE
 256 };
 257
 258 extern enum vga_retrace_method vga_retrace_method;
 259
 260 int isa_vga_mm_init(hwaddr vram_base,
 261                     hwaddr ctrl_base, int it_shift,
 262                     MemoryRegion *address_space);
 263
 264 /* ne2000.c */
 265 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 266 {
 267     DeviceState *dev;
 268     ISADevice *isadev;
 269
 270     qemu_check_nic_model(nd, "ne2k_isa");
 271
 272     isadev = isa_try_create(bus, "ne2k_isa");
 273     if (!isadev) {
 274         return false;
 275     }
 276     dev = DEVICE(isadev);
 277     qdev_prop_set_uint32(dev, "iobase", base);
 278     qdev_prop_set_uint32(dev, "irq",    irq);
 279     qdev_set_nic_properties(dev, nd);
 280     qdev_init_nofail(dev);
 281     return true;
 282 }
 283
 284 /* pc_sysfw.c */
 285 void pc_system_firmware_init(MemoryRegion *rom_memory,
 286                              bool isapc_ram_fw);
 287
 288 /* pvpanic.c */
 289 uint16_t pvpanic_port(void);
 290
 291 /* e820 types */
 292 #define E820_RAM        1
 293 #define E820_RESERVED   2
 294 #define E820_ACPI       3
 295 #define E820_NVS        4
 296 #define E820_UNUSABLE   5
 297
 298 int e820_add_entry(uint64_t, uint64_t, uint32_t);
 299 int e820_get_num_entries(void);
 300 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 301
 302 #define PC_COMPAT_2_1 \
 303         {\
 304             .driver   = "intel-hda",\
 305             .property = "old_msi_addr",\
 306             .value    = "on",\
 307         }
 308
 309 #define PC_COMPAT_2_0 \
 310         PC_COMPAT_2_1, \
 311         {\
 312             .driver   = "virtio-scsi-pci",\
 313             .property = "any_layout",\
 314             .value    = "off",\
 315         },{\
 316             .driver   = "PIIX4_PM",\
 317             .property = "memory-hotplug-support",\
 318             .value    = "off",\
 319         },\
 320         {\
 321             .driver   = "apic",\
 322             .property = "version",\
 323             .value    = stringify(0x11),\
 324         },\
 325         {\
 326             .driver   = "nec-usb-xhci",\
 327             .property = "superspeed-ports-first",\
 328             .value    = "off",\
 329         },\
 330         {\
 331             .driver   = "pci-serial",\
 332             .property = "prog_if",\
 333             .value    = stringify(0),\
 334         },\
 335         {\
 336             .driver   = "pci-serial-2x",\
 337             .property = "prog_if",\
 338             .value    = stringify(0),\
 339         },\
 340         {\
 341             .driver   = "pci-serial-4x",\
 342             .property = "prog_if",\
 343             .value    = stringify(0),\
 344         },\
 345         {\
 346             .driver   = "virtio-net-pci",\
 347             .property = "guest_announce",\
 348             .value    = "off",\
 349         },\
 350         {\
 351             .driver   = "ICH9-LPC",\
 352             .property = "memory-hotplug-support",\
 353             .value    = "off",\
 354         },{\
 355             .driver   = "xio3130-downstream",\
 356             .property = COMPAT_PROP_PCP,\
 357             .value    = "off",\
 358         },{\
 359             .driver   = "ioh3420",\
 360             .property = COMPAT_PROP_PCP,\
 361             .value    = "off",\
 362         }
 363
 364 #define PC_COMPAT_1_7 \
 365         PC_COMPAT_2_0, \
 366         {\
 367             .driver   = TYPE_USB_DEVICE,\
 368             .property = "msos-desc",\
 369             .value    = "no",\
 370         },\
 371         {\
 372             .driver   = "PIIX4_PM",\
 373             .property = "acpi-pci-hotplug-with-bridge-support",\
 374             .value    = "off",\
 375         },\
 376         {\
 377             .driver   = "hpet",\
 378             .property = HPET_INTCAP,\
 379             .value    = stringify(4),\
 380         }
 381
 382 #define PC_COMPAT_1_6 \
 383         PC_COMPAT_1_7, \
 384         {\
 385             .driver   = "e1000",\
 386             .property = "mitigation",\
 387             .value    = "off",\
 388         },{\
 389             .driver   = "qemu64-" TYPE_X86_CPU,\
 390             .property = "model",\
 391             .value    = stringify(2),\
 392         },{\
 393             .driver   = "qemu32-" TYPE_X86_CPU,\
 394             .property = "model",\
 395             .value    = stringify(3),\
 396         },{\
 397             .driver   = "i440FX-pcihost",\
 398             .property = "short_root_bus",\
 399             .value    = stringify(1),\
 400         },{\
 401             .driver   = "q35-pcihost",\
 402             .property = "short_root_bus",\
 403             .value    = stringify(1),\
 404         }
 405
 406 #define PC_COMPAT_1_5 \
 407         PC_COMPAT_1_6, \
 408         {\
 409             .driver   = "Conroe-" TYPE_X86_CPU,\
 410             .property = "model",\
 411             .value    = stringify(2),\
 412         },{\
 413             .driver   = "Conroe-" TYPE_X86_CPU,\
 414             .property = "level",\
 415             .value    = stringify(2),\
 416         },{\
 417             .driver   = "Penryn-" TYPE_X86_CPU,\
 418             .property = "model",\
 419             .value    = stringify(2),\
 420         },{\
 421             .driver   = "Penryn-" TYPE_X86_CPU,\
 422             .property = "level",\
 423             .value    = stringify(2),\
 424         },{\
 425             .driver   = "Nehalem-" TYPE_X86_CPU,\
 426             .property = "model",\
 427             .value    = stringify(2),\
 428         },{\
 429             .driver   = "Nehalem-" TYPE_X86_CPU,\
 430             .property = "level",\
 431             .value    = stringify(2),\
 432         },{\
 433             .driver   = "virtio-net-pci",\
 434             .property = "any_layout",\
 435             .value    = "off",\
 436         },{\
 437             .driver = TYPE_X86_CPU,\
 438             .property = "pmu",\
 439             .value = "on",\
 440         },{\
 441             .driver   = "i440FX-pcihost",\
 442             .property = "short_root_bus",\
 443             .value    = stringify(0),\
 444         },{\
 445             .driver   = "q35-pcihost",\
 446             .property = "short_root_bus",\
 447             .value    = stringify(0),\
 448         }
 449
 450 #define PC_COMPAT_1_4 \
 451         PC_COMPAT_1_5, \
 452         {\
 453             .driver   = "scsi-hd",\
 454             .property = "discard_granularity",\
 455             .value    = stringify(0),\
 456         },{\
 457             .driver   = "scsi-cd",\
 458             .property = "discard_granularity",\
 459             .value    = stringify(0),\
 460         },{\
 461             .driver   = "scsi-disk",\
 462             .property = "discard_granularity",\
 463             .value    = stringify(0),\
 464         },{\
 465             .driver   = "ide-hd",\
 466             .property = "discard_granularity",\
 467             .value    = stringify(0),\
 468         },{\
 469             .driver   = "ide-cd",\
 470             .property = "discard_granularity",\
 471             .value    = stringify(0),\
 472         },{\
 473             .driver   = "ide-drive",\
 474             .property = "discard_granularity",\
 475             .value    = stringify(0),\
 476         },{\
 477             .driver   = "virtio-blk-pci",\
 478             .property = "discard_granularity",\
 479             .value    = stringify(0),\
 480         },{\
 481             .driver   = "virtio-serial-pci",\
 482             .property = "vectors",\
 483             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
 484             .value    = stringify(0xFFFFFFFF),\
 485         },{ \
 486             .driver   = "virtio-net-pci", \
 487             .property = "ctrl_guest_offloads", \
 488             .value    = "off", \
 489         },{\
 490             .driver   = "e1000",\
 491             .property = "romfile",\
 492             .value    = "pxe-e1000.rom",\
 493         },{\
 494             .driver   = "ne2k_pci",\
 495             .property = "romfile",\
 496             .value    = "pxe-ne2k_pci.rom",\
 497         },{\
 498             .driver   = "pcnet",\
 499             .property = "romfile",\
 500             .value    = "pxe-pcnet.rom",\
 501         },{\
 502             .driver   = "rtl8139",\
 503             .property = "romfile",\
 504             .value    = "pxe-rtl8139.rom",\
 505         },{\
 506             .driver   = "virtio-net-pci",\
 507             .property = "romfile",\
 508             .value    = "pxe-virtio.rom",\
 509         },{\
 510             .driver   = "486-" TYPE_X86_CPU,\
 511             .property = "model",\
 512             .value    = stringify(0),\
 513         }
 514
 515 #define PC_COMMON_MACHINE_OPTIONS \
 516     .default_boot_order = "cad"
 517
 518 #define PC_DEFAULT_MACHINE_OPTIONS \
 519     PC_COMMON_MACHINE_OPTIONS, \
 520     .hot_add_cpu = pc_hot_add_cpu, \
 521     .max_cpus = 255
 522
 523 #endif