Introduce type constant and cast macro. Prepares for ISA realizefn.
Signed-off-by: Andreas Färber <afaer...@suse.de> --- hw/sga.c | 12 ++++++++---- 1 Datei geändert, 8 Zeilen hinzugefügt(+), 4 Zeilen entfernt(-) diff --git a/hw/sga.c b/hw/sga.c index a666349..d828f45 100644 --- a/hw/sga.c +++ b/hw/sga.c @@ -31,8 +31,11 @@ #define SGABIOS_FILENAME "sgabios.bin" -typedef struct ISAGAState { - ISADevice dev; +#define TYPE_SGA "sga" +#define SGA(obj) OBJECT_CHECK(ISASGAState, (obj), TYPE_SGA) + +typedef struct ISASGAState { + ISADevice parent_obj; } ISASGAState; static int sga_initfn(ISADevice *dev) @@ -40,6 +43,7 @@ static int sga_initfn(ISADevice *dev) rom_add_vga(SGABIOS_FILENAME); return 0; } + static void sga_class_initfn(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); @@ -48,8 +52,8 @@ static void sga_class_initfn(ObjectClass *klass, void *data) dc->desc = "Serial Graphics Adapter"; } -static TypeInfo sga_info = { - .name = "sga", +static const TypeInfo sga_info = { + .name = TYPE_SGA, .parent = TYPE_ISA_DEVICE, .instance_size = sizeof(ISASGAState), .class_init = sga_class_initfn, -- 1.7.10.4