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 int is_default; 41 const char *default_machine_opts; 42 const char *default_boot_order; 43 const char *default_display; 44 GlobalProperty *compat_props; 45 const char *hw_version; 46 }; 47 48 void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner, 49 const char *name, 50 uint64_t ram_size); 51 52 int qemu_register_machine(QEMUMachine *m); 53 54 #define TYPE_MACHINE_SUFFIX "-machine" 55 #define TYPE_MACHINE "machine" 56 #undef MACHINE /* BSD defines it and QEMU does not use it */ 57 #define MACHINE(obj) \ 58 OBJECT_CHECK(MachineState, (obj), TYPE_MACHINE) 59 #define MACHINE_GET_CLASS(obj) \ 60 OBJECT_GET_CLASS(MachineClass, (obj), TYPE_MACHINE) 61 #define MACHINE_CLASS(klass) \ 62 OBJECT_CLASS_CHECK(MachineClass, (klass), TYPE_MACHINE) 63 64 MachineClass *find_default_machine(void); 65 extern MachineState *current_machine; 66 67 /** 68 * MachineClass: 69 * @qemu_machine: #QEMUMachine 70 * @get_hotplug_handler: this function is called during bus-less 71 * device hotplug. If defined it returns pointer to an instance 72 * of HotplugHandler object, which handles hotplug operation 73 * for a given @dev. It may return NULL if @dev doesn't require 74 * any actions to be performed by hotplug handler. 75 */ 76 struct MachineClass { 77 /*< private >*/ 78 ObjectClass parent_class; 79 /*< public >*/ 80 81 const char *family; /* NULL iff @name identifies a standalone machtype */ 82 const char *name; 83 const char *alias; 84 const char *desc; 85 86 void (*init)(MachineState *state); 87 void (*reset)(void); 88 void (*hot_add_cpu)(const int64_t id, Error **errp); 89 int (*kvm_type)(const char *arg); 90 91 BlockInterfaceType block_default_type; 92 int units_per_default_bus; 93 int max_cpus; 94 unsigned int no_serial:1, 95 no_parallel:1, 96 use_virtcon:1, 97 use_sclp:1, 98 no_floppy:1, 99 no_cdrom:1, 100 no_sdcard:1; 101 int is_default; 102 const char *default_machine_opts; 103 const char *default_boot_order; 104 const char *default_display; 105 GlobalProperty *compat_props; 106 const char *hw_version; 107 108 HotplugHandler *(*get_hotplug_handler)(MachineState *machine, 109 DeviceState *dev); 110 }; 111 112 /** 113 * MachineState: 114 */ 115 struct MachineState { 116 /*< private >*/ 117 Object parent_obj; 118 /*< public >*/ 119 120 char *accel; 121 bool kernel_irqchip; 122 int kvm_shadow_mem; 123 char *dtb; 124 char *dumpdtb; 125 int phandle_start; 126 char *dt_compatible; 127 bool dump_guest_core; 128 bool mem_merge; 129 bool usb; 130 char *firmware; 131 bool iommu; 132 133 ram_addr_t ram_size; 134 ram_addr_t maxram_size; 135 uint64_t ram_slots; 136 const char *boot_order; 137 char *kernel_filename; 138 char *kernel_cmdline; 139 char *initrd_filename; 140 const char *cpu_model; 141 AccelState *accelerator; 142 }; 143 144 #endif 145