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 313