include/hw/i386/pc.h

   1 #ifndef HW_PC_H
   2 #define HW_PC_H
   3
   4 #include "qemu/notify.h"
   5 #include "qapi/qapi-types-common.h"
   6 #include "qemu/uuid.h"
   7 #include "hw/boards.h"
   8 #include "hw/block/fdc.h"
   9 #include "hw/block/flash.h"
  10 #include "hw/i386/x86.h"
  11
  12 #include "hw/hotplug.h"
  13 #include "qom/object.h"
  14 #include "hw/i386/sgx-epc.h"
  15 #include "hw/firmware/smbios.h"
  16 #include "hw/cxl/cxl.h"
  17
  18 #define HPET_INTCAP "hpet-intcap"
  19
  20 /**
  21  * PCMachineState:
  22  * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
  23  * @boot_cpus: number of present VCPUs
  24  */
  25 typedef struct PCMachineState {
  26     /*< private >*/
  27     X86MachineState parent_obj;
  28
  29     /* <public> */
  30
  31     /* State for other subsystems/APIs: */
  32     Notifier machine_done;
  33
  34     /* Pointers to devices and objects: */
  35     PCIBus *bus;
  36     I2CBus *smbus;
  37     PFlashCFI01 *flash[2];
  38     ISADevice *pcspk;
  39     DeviceState *iommu;
  40
  41     /* Configuration options: */
  42     uint64_t max_ram_below_4g;
  43     OnOffAuto vmport;
  44     SmbiosEntryPointType smbios_entry_point_type;
  45
  46     bool acpi_build_enabled;
  47     bool smbus_enabled;
  48     bool sata_enabled;
  49     bool hpet_enabled;
  50     bool i8042_enabled;
  51     bool default_bus_bypass_iommu;
  52     uint64_t max_fw_size;
  53
  54     /* ACPI Memory hotplug IO base address */
  55     hwaddr memhp_io_base;
  56
  57     SGXEPCState sgx_epc;
  58     CXLState cxl_devices_state;
  59 } PCMachineState;
  60
  61 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
  62 #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
  63 #define PC_MACHINE_DEVMEM_REGION_SIZE "device-memory-region-size"
  64 #define PC_MACHINE_VMPORT           "vmport"
  65 #define PC_MACHINE_SMBUS            "smbus"
  66 #define PC_MACHINE_SATA             "sata"
  67 #define PC_MACHINE_I8042            "i8042"
  68 #define PC_MACHINE_MAX_FW_SIZE      "max-fw-size"
  69 #define PC_MACHINE_SMBIOS_EP        "smbios-entry-point-type"
  70
  71 /**
  72  * PCMachineClass:
  73  *
  74  * Compat fields:
  75  *
  76  * @enforce_aligned_dimm: check that DIMM's address/size is aligned by
  77  *                        backend's alignment value if provided
  78  * @acpi_data_size: Size of the chunk of memory at the top of RAM
  79  *                  for the BIOS ACPI tables and other BIOS
  80  *                  datastructures.
  81  * @gigabyte_align: Make sure that guest addresses aligned at
  82  *                  1Gbyte boundaries get mapped to host
  83  *                  addresses aligned at 1Gbyte boundaries. This
  84  *                  way we can use 1GByte pages in the host.
  85  *
  86  */
  87 struct PCMachineClass {
  88     /*< private >*/
  89     X86MachineClass parent_class;
  90
  91     /*< public >*/
  92
  93     /* Device configuration: */
  94     bool pci_enabled;
  95     bool kvmclock_enabled;
  96     const char *default_nic_model;
  97
  98     /* Compat options: */
  99
 100     /* Default CPU model version.  See x86_cpu_set_default_version(). */
 101     int default_cpu_version;
 102
 103     /* ACPI compat: */
 104     bool has_acpi_build;
 105     bool rsdp_in_ram;
 106     int legacy_acpi_table_size;
 107     unsigned acpi_data_size;
 108     int pci_root_uid;
 109
 110     /* SMBIOS compat: */
 111     bool smbios_defaults;
 112     bool smbios_legacy_mode;
 113     bool smbios_uuid_encoded;
 114
 115     /* RAM / address space compat: */
 116     bool gigabyte_align;
 117     bool has_reserved_memory;
 118     bool enforce_aligned_dimm;
 119     bool broken_reserved_end;
 120     bool enforce_amd_1tb_hole;
 121
 122     /* generate legacy CPU hotplug AML */
 123     bool legacy_cpu_hotplug;
 124
 125     /* use PVH to load kernels that support this feature */
 126     bool pvh_enabled;
 127
 128     /* create kvmclock device even when KVM PV features are not exposed */
 129     bool kvmclock_create_always;
 130
 131     /* skip passing an rng seed for legacy machines */
 132     bool legacy_no_rng_seed;
 133 };
 134
 135 #define TYPE_PC_MACHINE "generic-pc-machine"
 136 OBJECT_DECLARE_TYPE(PCMachineState, PCMachineClass, PC_MACHINE)
 137
 138 /* ioapic.c */
 139
 140 GSIState *pc_gsi_create(qemu_irq **irqs, bool pci_enabled);
 141
 142 /* pc.c */
 143 extern int fd_bootchk;
 144
 145 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
 146
 147 void pc_guest_info_init(PCMachineState *pcms);
 148
 149 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
 150 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
 151 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
 152 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
 153 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
 154 #define PCI_HOST_BELOW_4G_MEM_SIZE     "below-4g-mem-size"
 155 #define PCI_HOST_ABOVE_4G_MEM_SIZE     "above-4g-mem-size"
 156
 157
 158 void pc_pci_as_mapping_init(MemoryRegion *system_memory,
 159                             MemoryRegion *pci_address_space);
 160
 161 void xen_load_linux(PCMachineState *pcms);
 162 void pc_memory_init(PCMachineState *pcms,
 163                     MemoryRegion *system_memory,
 164                     MemoryRegion *rom_memory,
 165                     MemoryRegion **ram_memory,
 166                     uint64_t pci_hole64_size);
 167 uint64_t pc_pci_hole64_start(void);
 168 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
 169 void pc_basic_device_init(struct PCMachineState *pcms,
 170                           ISABus *isa_bus, qemu_irq *gsi,
 171                           ISADevice **rtc_state,
 172                           bool create_fdctrl,
 173                           uint32_t hpet_irqs);
 174 void pc_cmos_init(PCMachineState *pcms,
 175                   BusState *ide0, BusState *ide1,
 176                   ISADevice *s);
 177 void pc_nic_init(PCMachineClass *pcmc, ISABus *isa_bus, PCIBus *pci_bus);
 178
 179 void pc_i8259_create(ISABus *isa_bus, qemu_irq *i8259_irqs);
 180
 181 /* port92.c */
 182 #define PORT92_A20_LINE "a20"
 183
 184 #define TYPE_PORT92 "port92"
 185
 186 /* pc_sysfw.c */
 187 void pc_system_flash_create(PCMachineState *pcms);
 188 void pc_system_flash_cleanup_unused(PCMachineState *pcms);
 189 void pc_system_firmware_init(PCMachineState *pcms, MemoryRegion *rom_memory);
 190 bool pc_system_ovmf_table_find(const char *entry, uint8_t **data,
 191                                int *data_len);
 192 void pc_system_parse_ovmf_flash(uint8_t *flash_ptr, size_t flash_size);
 193
 194 /* hw/i386/acpi-common.c */
 195 void pc_madt_cpu_entry(int uid, const CPUArchIdList *apic_ids,
 196                        GArray *entry, bool force_enabled);
 197
 198 /* sgx.c */
 199 void pc_machine_init_sgx_epc(PCMachineState *pcms);
 200
 201 extern GlobalProperty pc_compat_7_2[];
 202 extern const size_t pc_compat_7_2_len;
 203
 204 extern GlobalProperty pc_compat_7_1[];
 205 extern const size_t pc_compat_7_1_len;
 206
 207 extern GlobalProperty pc_compat_7_0[];
 208 extern const size_t pc_compat_7_0_len;
 209
 210 extern GlobalProperty pc_compat_6_2[];
 211 extern const size_t pc_compat_6_2_len;
 212
 213 extern GlobalProperty pc_compat_6_1[];
 214 extern const size_t pc_compat_6_1_len;
 215
 216 extern GlobalProperty pc_compat_6_0[];
 217 extern const size_t pc_compat_6_0_len;
 218
 219 extern GlobalProperty pc_compat_5_2[];
 220 extern const size_t pc_compat_5_2_len;
 221
 222 extern GlobalProperty pc_compat_5_1[];
 223 extern const size_t pc_compat_5_1_len;
 224
 225 extern GlobalProperty pc_compat_5_0[];
 226 extern const size_t pc_compat_5_0_len;
 227
 228 extern GlobalProperty pc_compat_4_2[];
 229 extern const size_t pc_compat_4_2_len;
 230
 231 extern GlobalProperty pc_compat_4_1[];
 232 extern const size_t pc_compat_4_1_len;
 233
 234 extern GlobalProperty pc_compat_4_0[];
 235 extern const size_t pc_compat_4_0_len;
 236
 237 extern GlobalProperty pc_compat_3_1[];
 238 extern const size_t pc_compat_3_1_len;
 239
 240 extern GlobalProperty pc_compat_3_0[];
 241 extern const size_t pc_compat_3_0_len;
 242
 243 extern GlobalProperty pc_compat_2_12[];
 244 extern const size_t pc_compat_2_12_len;
 245
 246 extern GlobalProperty pc_compat_2_11[];
 247 extern const size_t pc_compat_2_11_len;
 248
 249 extern GlobalProperty pc_compat_2_10[];
 250 extern const size_t pc_compat_2_10_len;
 251
 252 extern GlobalProperty pc_compat_2_9[];
 253 extern const size_t pc_compat_2_9_len;
 254
 255 extern GlobalProperty pc_compat_2_8[];
 256 extern const size_t pc_compat_2_8_len;
 257
 258 extern GlobalProperty pc_compat_2_7[];
 259 extern const size_t pc_compat_2_7_len;
 260
 261 extern GlobalProperty pc_compat_2_6[];
 262 extern const size_t pc_compat_2_6_len;
 263
 264 extern GlobalProperty pc_compat_2_5[];
 265 extern const size_t pc_compat_2_5_len;
 266
 267 extern GlobalProperty pc_compat_2_4[];
 268 extern const size_t pc_compat_2_4_len;
 269
 270 extern GlobalProperty pc_compat_2_3[];
 271 extern const size_t pc_compat_2_3_len;
 272
 273 extern GlobalProperty pc_compat_2_2[];
 274 extern const size_t pc_compat_2_2_len;
 275
 276 extern GlobalProperty pc_compat_2_1[];
 277 extern const size_t pc_compat_2_1_len;
 278
 279 extern GlobalProperty pc_compat_2_0[];
 280 extern const size_t pc_compat_2_0_len;
 281
 282 extern GlobalProperty pc_compat_1_7[];
 283 extern const size_t pc_compat_1_7_len;
 284
 285 extern GlobalProperty pc_compat_1_6[];
 286 extern const size_t pc_compat_1_6_len;
 287
 288 extern GlobalProperty pc_compat_1_5[];
 289 extern const size_t pc_compat_1_5_len;
 290
 291 extern GlobalProperty pc_compat_1_4[];
 292 extern const size_t pc_compat_1_4_len;
 293
 294 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
 295     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
 296     { \
 297         MachineClass *mc = MACHINE_CLASS(oc); \
 298         optsfn(mc); \
 299         mc->init = initfn; \
 300     } \
 301     static const TypeInfo pc_machine_type_##suffix = { \
 302         .name       = namestr TYPE_MACHINE_SUFFIX, \
 303         .parent     = TYPE_PC_MACHINE, \
 304         .class_init = pc_machine_##suffix##_class_init, \
 305     }; \
 306     static void pc_machine_init_##suffix(void) \
 307     { \
 308         type_register(&pc_machine_type_##suffix); \
 309     } \
 310     type_init(pc_machine_init_##suffix)
 311
 312 #endif