1 #include "qemu/osdep.h" 2 #include "qapi/error.h" 3 #include "qemu/module.h" 4 #include "hw/loader.h" 5 #include "hw/qdev-properties.h" 6 #include "hw/display/ramfb.h" 7 #include "ui/console.h" 8 #include "qom/object.h" 9 10 typedef struct RAMFBStandaloneState RAMFBStandaloneState; 11 DECLARE_INSTANCE_CHECKER(RAMFBStandaloneState, RAMFB, 12 TYPE_RAMFB_DEVICE) 13 14 struct RAMFBStandaloneState { 15 SysBusDevice parent_obj; 16 QemuConsole *con; 17 RAMFBState *state; 18 }; 19 20 static void display_update_wrapper(void *dev) 21 { 22 RAMFBStandaloneState *ramfb = RAMFB(dev); 23 24 if (0 /* native driver active */) { 25 /* non-standalone device would run native display update here */; 26 } else { 27 ramfb_display_update(ramfb->con, ramfb->state); 28 } 29 } 30 31 static const GraphicHwOps wrapper_ops = { 32 .gfx_update = display_update_wrapper, 33 }; 34 35 static void ramfb_realizefn(DeviceState *dev, Error **errp) 36 { 37 RAMFBStandaloneState *ramfb = RAMFB(dev); 38 39 ramfb->con = graphic_console_init(dev, 0, &wrapper_ops, dev); 40 ramfb->state = ramfb_setup(errp); 41 } 42 43 static void ramfb_class_initfn(ObjectClass *klass, void *data) 44 { 45 DeviceClass *dc = DEVICE_CLASS(klass); 46 47 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 48 dc->realize = ramfb_realizefn; 49 dc->desc = "ram framebuffer standalone device"; 50 dc->user_creatable = true; 51 } 52 53 static const TypeInfo ramfb_info = { 54 .name = TYPE_RAMFB_DEVICE, 55 .parent = TYPE_SYS_BUS_DEVICE, 56 .instance_size = sizeof(RAMFBStandaloneState), 57 .class_init = ramfb_class_initfn, 58 }; 59 60 static void ramfb_register_types(void) 61 { 62 type_register_static(&ramfb_info); 63 } 64 65 type_init(ramfb_register_types) 66