1 /* Declarations for use by board files for creating devices. */ 2 3 #ifndef HW_BOARDS_H 4 #define HW_BOARDS_H 5 6 #include "qemu/typedefs.h" 7 #include "sysemu/blockdev.h" 8 #include "sysemu/accel.h" 9 #include "hw/qdev.h" 10 #include "qom/object.h" 11 12 13 typedef void QEMUMachineInitFunc(MachineState *ms); 14 15 typedef void QEMUMachineResetFunc(void); 16 17 typedef void QEMUMachineHotAddCPUFunc(const int64_t id, Error **errp); 18 19 typedef int QEMUMachineGetKvmtypeFunc(const char *arg); 20 21 struct QEMUMachine { 22 const char *name; 23 const char *desc; 24 QEMUMachineInitFunc *init; 25 QEMUMachineGetKvmtypeFunc *kvm_type; 26 BlockInterfaceType block_default_type; 27 int max_cpus; 28 unsigned int 29 no_sdcard:1, 30 has_dynamic_sysbus:1; 31 int is_default; 32 const char *default_machine_opts; 33 const char *default_boot_order; 34 }; 35 36 void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner, 37 const char *name, 38 uint64_t ram_size); 39 40 int qemu_register_machine(QEMUMachine *m); 41 42 #define TYPE_MACHINE_SUFFIX "-machine" 43 #define TYPE_MACHINE "machine" 44 #undef MACHINE /* BSD defines it and QEMU does not use it */ 45 #define MACHINE(obj) \ 46 OBJECT_CHECK(MachineState, (obj), TYPE_MACHINE) 47 #define MACHINE_GET_CLASS(obj) \ 48 OBJECT_GET_CLASS(MachineClass, (obj), TYPE_MACHINE) 49 #define MACHINE_CLASS(klass) \ 50 OBJECT_CLASS_CHECK(MachineClass, (klass), TYPE_MACHINE) 51 52 MachineClass *find_default_machine(void); 53 extern MachineState *current_machine; 54 55 bool machine_usb(MachineState *machine); 56 bool machine_iommu(MachineState *machine); 57 bool machine_kernel_irqchip_allowed(MachineState *machine); 58 bool machine_kernel_irqchip_required(MachineState *machine); 59 int machine_kvm_shadow_mem(MachineState *machine); 60 int machine_phandle_start(MachineState *machine); 61 bool machine_dump_guest_core(MachineState *machine); 62 bool machine_mem_merge(MachineState *machine); 63 64 /** 65 * MachineClass: 66 * @qemu_machine: #QEMUMachine 67 * @get_hotplug_handler: this function is called during bus-less 68 * device hotplug. If defined it returns pointer to an instance 69 * of HotplugHandler object, which handles hotplug operation 70 * for a given @dev. It may return NULL if @dev doesn't require 71 * any actions to be performed by hotplug handler. 72 * @cpu_index_to_socket_id: 73 * used to provide @cpu_index to socket number mapping, allowing 74 * a machine to group CPU threads belonging to the same socket/package 75 * Returns: socket number given cpu_index belongs to. 76 */ 77 struct MachineClass { 78 /*< private >*/ 79 ObjectClass parent_class; 80 /*< public >*/ 81 82 const char *family; /* NULL iff @name identifies a standalone machtype */ 83 const char *name; 84 const char *alias; 85 const char *desc; 86 87 void (*init)(MachineState *state); 88 void (*reset)(void); 89 void (*hot_add_cpu)(const int64_t id, Error **errp); 90 int (*kvm_type)(const char *arg); 91 92 BlockInterfaceType block_default_type; 93 int units_per_default_bus; 94 int max_cpus; 95 unsigned int no_serial:1, 96 no_parallel:1, 97 use_virtcon:1, 98 use_sclp:1, 99 no_floppy:1, 100 no_cdrom:1, 101 no_sdcard:1, 102 has_dynamic_sysbus:1; 103 int is_default; 104 const char *default_machine_opts; 105 const char *default_boot_order; 106 const char *default_display; 107 GlobalProperty *compat_props; 108 const char *hw_version; 109 ram_addr_t default_ram_size; 110 111 HotplugHandler *(*get_hotplug_handler)(MachineState *machine, 112 DeviceState *dev); 113 unsigned (*cpu_index_to_socket_id)(unsigned cpu_index); 114 }; 115 116 /** 117 * MachineState: 118 */ 119 struct MachineState { 120 /*< private >*/ 121 Object parent_obj; 122 Notifier sysbus_notifier; 123 124 /*< public >*/ 125 126 char *accel; 127 bool kernel_irqchip_allowed; 128 bool kernel_irqchip_required; 129 int kvm_shadow_mem; 130 char *dtb; 131 char *dumpdtb; 132 int phandle_start; 133 char *dt_compatible; 134 bool dump_guest_core; 135 bool mem_merge; 136 bool usb; 137 bool usb_disabled; 138 char *firmware; 139 bool iommu; 140 bool suppress_vmdesc; 141 142 ram_addr_t ram_size; 143 ram_addr_t maxram_size; 144 uint64_t ram_slots; 145 const char *boot_order; 146 char *kernel_filename; 147 char *kernel_cmdline; 148 char *initrd_filename; 149 const char *cpu_model; 150 AccelState *accelerator; 151 }; 152 153 #endif 154