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 *family; /* NULL iff @name identifies a standalone machtype */ 23 const char *name; 24 const char *alias; 25 const char *desc; 26 QEMUMachineInitFunc *init; 27 QEMUMachineResetFunc *reset; 28 QEMUMachineHotAddCPUFunc *hot_add_cpu; 29 QEMUMachineGetKvmtypeFunc *kvm_type; 30 BlockInterfaceType block_default_type; 31 int units_per_default_bus; 32 int max_cpus; 33 unsigned int no_serial:1, 34 no_parallel:1, 35 use_virtcon:1, 36 use_sclp:1, 37 no_floppy:1, 38 no_cdrom:1, 39 no_sdcard:1, 40 has_dynamic_sysbus:1; 41 int is_default; 42 const char *default_machine_opts; 43 const char *default_boot_order; 44 const char *default_display; 45 GlobalProperty *compat_props; 46 const char *hw_version; 47 }; 48 49 void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner, 50 const char *name, 51 uint64_t ram_size); 52 53 int qemu_register_machine(QEMUMachine *m); 54 55 #define TYPE_MACHINE_SUFFIX "-machine" 56 #define TYPE_MACHINE "machine" 57 #undef MACHINE /* BSD defines it and QEMU does not use it */ 58 #define MACHINE(obj) \ 59 OBJECT_CHECK(MachineState, (obj), TYPE_MACHINE) 60 #define MACHINE_GET_CLASS(obj) \ 61 OBJECT_GET_CLASS(MachineClass, (obj), TYPE_MACHINE) 62 #define MACHINE_CLASS(klass) \ 63 OBJECT_CLASS_CHECK(MachineClass, (klass), TYPE_MACHINE) 64 65 MachineClass *find_default_machine(void); 66 extern MachineState *current_machine; 67 68 /** 69 * MachineClass: 70 * @qemu_machine: #QEMUMachine 71 * @get_hotplug_handler: this function is called during bus-less 72 * device hotplug. If defined it returns pointer to an instance 73 * of HotplugHandler object, which handles hotplug operation 74 * for a given @dev. It may return NULL if @dev doesn't require 75 * any actions to be performed by hotplug handler. 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; 109 110 HotplugHandler *(*get_hotplug_handler)(MachineState *machine, 111 DeviceState *dev); 112 }; 113 114 /** 115 * MachineState: 116 */ 117 struct MachineState { 118 /*< private >*/ 119 Object parent_obj; 120 Notifier sysbus_notifier; 121 122 /*< public >*/ 123 124 char *accel; 125 bool kernel_irqchip; 126 int kvm_shadow_mem; 127 char *dtb; 128 char *dumpdtb; 129 int phandle_start; 130 char *dt_compatible; 131 bool dump_guest_core; 132 bool mem_merge; 133 bool usb; 134 char *firmware; 135 bool iommu; 136 137 ram_addr_t ram_size; 138 ram_addr_t maxram_size; 139 uint64_t ram_slots; 140 const char *boot_order; 141 char *kernel_filename; 142 char *kernel_cmdline; 143 char *initrd_filename; 144 const char *cpu_model; 145 AccelState *accelerator; 146 }; 147 148 #endif 149