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 };
 108
 109 /* parallel.c */
 110 static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr)
 111 {
 112     DeviceState *dev;
 113     ISADevice *isadev;
 114
 115     isadev = isa_try_create(bus, "isa-parallel");
 116     if (!isadev) {
 117         return false;
 118     }
 119     dev = DEVICE(isadev);
 120     qdev_prop_set_uint32(dev, "index", index);
 121     qdev_prop_set_chr(dev, "chardev", chr);
 122     if (qdev_init(dev) < 0) {
 123         return false;
 124     }
 125     return true;
 126 }
 127
 128 bool parallel_mm_init(MemoryRegion *address_space,
 129                       hwaddr base, int it_shift, qemu_irq irq,
 130                       CharDriverState *chr);
 131
 132 /* i8259.c */
 133
 134 extern DeviceState *isa_pic;
 135 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
 136 qemu_irq *kvm_i8259_init(ISABus *bus);
 137 int pic_read_irq(DeviceState *d);
 138 int pic_get_output(DeviceState *d);
 139 void hmp_info_pic(Monitor *mon, const QDict *qdict);
 140 void hmp_info_irq(Monitor *mon, const QDict *qdict);
 141
 142 /* Global System Interrupts */
 143
 144 #define GSI_NUM_PINS IOAPIC_NUM_PINS
 145
 146 typedef struct GSIState {
 147     qemu_irq i8259_irq[ISA_NUM_IRQS];
 148     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
 149 } GSIState;
 150
 151 void gsi_handler(void *opaque, int n, int level);
 152
 153 /* vmport.c */
 154 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
 155
 156 static inline void vmport_init(ISABus *bus)
 157 {
 158     isa_create_simple(bus, "vmport");
 159 }
 160
 161 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
 162 void vmmouse_get_data(uint32_t *data);
 163 void vmmouse_set_data(const uint32_t *data);
 164
 165 /* pckbd.c */
 166
 167 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
 168 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
 169                    MemoryRegion *region, ram_addr_t size,
 170                    hwaddr mask);
 171 void i8042_isa_mouse_fake_event(void *opaque);
 172 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
 173
 174 /* pc.c */
 175 extern int fd_bootchk;
 176
 177 void pc_register_ferr_irq(qemu_irq irq);
 178 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 179
 180 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
 181 void pc_hot_add_cpu(const int64_t id, Error **errp);
 182 void pc_acpi_init(const char *default_dsdt);
 183
 184 PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size,
 185                                 ram_addr_t above_4g_mem_size);
 186
 187 void pc_set_legacy_acpi_data_size(void);
 188
 189 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
 190 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
 191 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
 192 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
 193 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
 194 #define DEFAULT_PCI_HOLE64_SIZE (~0x0ULL)
 195
 196
 197 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
 198                             MemoryRegion *pci_address_space);
 199
 200 FWCfgState *xen_load_linux(const char *kernel_filename,
 201                            const char *kernel_cmdline,
 202                            const char *initrd_filename,
 203                            ram_addr_t below_4g_mem_size,
 204                            PcGuestInfo *guest_info);
 205 FWCfgState *pc_memory_init(MachineState *machine,
 206                            MemoryRegion *system_memory,
 207                            ram_addr_t below_4g_mem_size,
 208                            ram_addr_t above_4g_mem_size,
 209                            MemoryRegion *rom_memory,
 210                            MemoryRegion **ram_memory,
 211                            PcGuestInfo *guest_info);
 212 qemu_irq *pc_allocate_cpu_irq(void);
 213 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
 214 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
 215                           ISADevice **rtc_state,
 216                           ISADevice **floppy,
 217                           bool no_vmport,
 218                           uint32 hpet_irqs);
 219 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
 220 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
 221                   const char *boot_device, MachineState *machine,
 222                   ISADevice *floppy, BusState *ide0, BusState *ide1,
 223                   ISADevice *s);
 224 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
 225 void pc_pci_device_init(PCIBus *pci_bus);
 226
 227 typedef void (*cpu_set_smm_t)(int smm, void *arg);
 228 void cpu_smm_register(cpu_set_smm_t callback, void *arg);
 229
 230 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 231
 232 /* acpi_piix.c */
 233
 234 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
 235                       qemu_irq sci_irq, qemu_irq smi_irq,
 236                       int kvm_enabled, FWCfgState *fw_cfg,
 237                       DeviceState **piix4_pm);
 238 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
 239
 240 /* hpet.c */
 241 extern int no_hpet;
 242
 243 /* piix_pci.c */
 244 struct PCII440FXState;
 245 typedef struct PCII440FXState PCII440FXState;
 246
 247 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
 248                     ISABus **isa_bus, qemu_irq *pic,
 249                     MemoryRegion *address_space_mem,
 250                     MemoryRegion *address_space_io,
 251                     ram_addr_t ram_size,
 252                     ram_addr_t below_4g_mem_size,
 253                     ram_addr_t above_4g_mem_size,
 254                     MemoryRegion *pci_memory,
 255                     MemoryRegion *ram_memory);
 256
 257 PCIBus *find_i440fx(void);
 258 /* piix4.c */
 259 extern PCIDevice *piix4_dev;
 260 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 261
 262 /* vga.c */
 263 enum vga_retrace_method {
 264     VGA_RETRACE_DUMB,
 265     VGA_RETRACE_PRECISE
 266 };
 267
 268 extern enum vga_retrace_method vga_retrace_method;
 269
 270 int isa_vga_mm_init(hwaddr vram_base,
 271                     hwaddr ctrl_base, int it_shift,
 272                     MemoryRegion *address_space);
 273
 274 /* ne2000.c */
 275 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 276 {
 277     DeviceState *dev;
 278     ISADevice *isadev;
 279
 280     qemu_check_nic_model(nd, "ne2k_isa");
 281
 282     isadev = isa_try_create(bus, "ne2k_isa");
 283     if (!isadev) {
 284         return false;
 285     }
 286     dev = DEVICE(isadev);
 287     qdev_prop_set_uint32(dev, "iobase", base);
 288     qdev_prop_set_uint32(dev, "irq",    irq);
 289     qdev_set_nic_properties(dev, nd);
 290     qdev_init_nofail(dev);
 291     return true;
 292 }
 293
 294 /* pc_sysfw.c */
 295 void pc_system_firmware_init(MemoryRegion *rom_memory,
 296                              bool isapc_ram_fw);
 297
 298 /* pvpanic.c */
 299 uint16_t pvpanic_port(void);
 300
 301 /* e820 types */
 302 #define E820_RAM        1
 303 #define E820_RESERVED   2
 304 #define E820_ACPI       3
 305 #define E820_NVS        4
 306 #define E820_UNUSABLE   5
 307
 308 int e820_add_entry(uint64_t, uint64_t, uint32_t);
 309 int e820_get_num_entries(void);
 310 bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 311
 312 #define PC_COMPAT_2_0 \
 313         HW_COMPAT_2_1, \
 314         {\
 315             .driver   = "virtio-scsi-pci",\
 316             .property = "any_layout",\
 317             .value    = "off",\
 318         },{\
 319             .driver   = "PIIX4_PM",\
 320             .property = "memory-hotplug-support",\
 321             .value    = "off",\
 322         },\
 323         {\
 324             .driver   = "apic",\
 325             .property = "version",\
 326             .value    = stringify(0x11),\
 327         },\
 328         {\
 329             .driver   = "nec-usb-xhci",\
 330             .property = "superspeed-ports-first",\
 331             .value    = "off",\
 332         },\
 333         {\
 334             .driver   = "nec-usb-xhci",\
 335             .property = "force-pcie-endcap",\
 336             .value    = "on",\
 337         },\
 338         {\
 339             .driver   = "pci-serial",\
 340             .property = "prog_if",\
 341             .value    = stringify(0),\
 342         },\
 343         {\
 344             .driver   = "pci-serial-2x",\
 345             .property = "prog_if",\
 346             .value    = stringify(0),\
 347         },\
 348         {\
 349             .driver   = "pci-serial-4x",\
 350             .property = "prog_if",\
 351             .value    = stringify(0),\
 352         },\
 353         {\
 354             .driver   = "virtio-net-pci",\
 355             .property = "guest_announce",\
 356             .value    = "off",\
 357         },\
 358         {\
 359             .driver   = "ICH9-LPC",\
 360             .property = "memory-hotplug-support",\
 361             .value    = "off",\
 362         },{\
 363             .driver   = "xio3130-downstream",\
 364             .property = COMPAT_PROP_PCP,\
 365             .value    = "off",\
 366         },{\
 367             .driver   = "ioh3420",\
 368             .property = COMPAT_PROP_PCP,\
 369             .value    = "off",\
 370         }
 371
 372 #define PC_COMPAT_1_7 \
 373         PC_COMPAT_2_0, \
 374         {\
 375             .driver   = TYPE_USB_DEVICE,\
 376             .property = "msos-desc",\
 377             .value    = "no",\
 378         },\
 379         {\
 380             .driver   = "PIIX4_PM",\
 381             .property = "acpi-pci-hotplug-with-bridge-support",\
 382             .value    = "off",\
 383         },\
 384         {\
 385             .driver   = "hpet",\
 386             .property = HPET_INTCAP,\
 387             .value    = stringify(4),\
 388         }
 389
 390 #define PC_COMPAT_1_6 \
 391         PC_COMPAT_1_7, \
 392         {\
 393             .driver   = "e1000",\
 394             .property = "mitigation",\
 395             .value    = "off",\
 396         },{\
 397             .driver   = "qemu64-" TYPE_X86_CPU,\
 398             .property = "model",\
 399             .value    = stringify(2),\
 400         },{\
 401             .driver   = "qemu32-" TYPE_X86_CPU,\
 402             .property = "model",\
 403             .value    = stringify(3),\
 404         },{\
 405             .driver   = "i440FX-pcihost",\
 406             .property = "short_root_bus",\
 407             .value    = stringify(1),\
 408         },{\
 409             .driver   = "q35-pcihost",\
 410             .property = "short_root_bus",\
 411             .value    = stringify(1),\
 412         }
 413
 414 #define PC_COMPAT_1_5 \
 415         PC_COMPAT_1_6, \
 416         {\
 417             .driver   = "Conroe-" TYPE_X86_CPU,\
 418             .property = "model",\
 419             .value    = stringify(2),\
 420         },{\
 421             .driver   = "Conroe-" TYPE_X86_CPU,\
 422             .property = "level",\
 423             .value    = stringify(2),\
 424         },{\
 425             .driver   = "Penryn-" TYPE_X86_CPU,\
 426             .property = "model",\
 427             .value    = stringify(2),\
 428         },{\
 429             .driver   = "Penryn-" TYPE_X86_CPU,\
 430             .property = "level",\
 431             .value    = stringify(2),\
 432         },{\
 433             .driver   = "Nehalem-" TYPE_X86_CPU,\
 434             .property = "model",\
 435             .value    = stringify(2),\
 436         },{\
 437             .driver   = "Nehalem-" TYPE_X86_CPU,\
 438             .property = "level",\
 439             .value    = stringify(2),\
 440         },{\
 441             .driver   = "virtio-net-pci",\
 442             .property = "any_layout",\
 443             .value    = "off",\
 444         },{\
 445             .driver = TYPE_X86_CPU,\
 446             .property = "pmu",\
 447             .value = "on",\
 448         },{\
 449             .driver   = "i440FX-pcihost",\
 450             .property = "short_root_bus",\
 451             .value    = stringify(0),\
 452         },{\
 453             .driver   = "q35-pcihost",\
 454             .property = "short_root_bus",\
 455             .value    = stringify(0),\
 456         }
 457
 458 #define PC_COMPAT_1_4 \
 459         PC_COMPAT_1_5, \
 460         {\
 461             .driver   = "scsi-hd",\
 462             .property = "discard_granularity",\
 463             .value    = stringify(0),\
 464         },{\
 465             .driver   = "scsi-cd",\
 466             .property = "discard_granularity",\
 467             .value    = stringify(0),\
 468         },{\
 469             .driver   = "scsi-disk",\
 470             .property = "discard_granularity",\
 471             .value    = stringify(0),\
 472         },{\
 473             .driver   = "ide-hd",\
 474             .property = "discard_granularity",\
 475             .value    = stringify(0),\
 476         },{\
 477             .driver   = "ide-cd",\
 478             .property = "discard_granularity",\
 479             .value    = stringify(0),\
 480         },{\
 481             .driver   = "ide-drive",\
 482             .property = "discard_granularity",\
 483             .value    = stringify(0),\
 484         },{\
 485             .driver   = "virtio-blk-pci",\
 486             .property = "discard_granularity",\
 487             .value    = stringify(0),\
 488         },{\
 489             .driver   = "virtio-serial-pci",\
 490             .property = "vectors",\
 491             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
 492             .value    = stringify(0xFFFFFFFF),\
 493         },{ \
 494             .driver   = "virtio-net-pci", \
 495             .property = "ctrl_guest_offloads", \
 496             .value    = "off", \
 497         },{\
 498             .driver   = "e1000",\
 499             .property = "romfile",\
 500             .value    = "pxe-e1000.rom",\
 501         },{\
 502             .driver   = "ne2k_pci",\
 503             .property = "romfile",\
 504             .value    = "pxe-ne2k_pci.rom",\
 505         },{\
 506             .driver   = "pcnet",\
 507             .property = "romfile",\
 508             .value    = "pxe-pcnet.rom",\
 509         },{\
 510             .driver   = "rtl8139",\
 511             .property = "romfile",\
 512             .value    = "pxe-rtl8139.rom",\
 513         },{\
 514             .driver   = "virtio-net-pci",\
 515             .property = "romfile",\
 516             .value    = "pxe-virtio.rom",\
 517         },{\
 518             .driver   = "486-" TYPE_X86_CPU,\
 519             .property = "model",\
 520             .value    = stringify(0),\
 521         }
 522
 523 #define PC_COMMON_MACHINE_OPTIONS \
 524     .default_boot_order = "cad"
 525
 526 #define PC_DEFAULT_MACHINE_OPTIONS \
 527     PC_COMMON_MACHINE_OPTIONS, \
 528     .hot_add_cpu = pc_hot_add_cpu, \
 529     .max_cpus = 255
 530
 531 #endif