sga: QOM'ify

Introduce type constant and cast macro.

Prepares for ISA realizefn.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Message-id: 1367093935-29091-17-git-send-email-afaerber@suse.de
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Andreas Färber 2013-04-27 22:18:51 +02:00 committed by Anthony Liguori
parent eeceb0849d
commit b582b5a398

View file

@ -31,8 +31,11 @@
#define SGABIOS_FILENAME "sgabios.bin" #define SGABIOS_FILENAME "sgabios.bin"
typedef struct ISAGAState { #define TYPE_SGA "sga"
ISADevice dev; #define SGA(obj) OBJECT_CHECK(ISASGAState, (obj), TYPE_SGA)
typedef struct ISASGAState {
ISADevice parent_obj;
} ISASGAState; } ISASGAState;
static int sga_initfn(ISADevice *dev) static int sga_initfn(ISADevice *dev)
@ -40,6 +43,7 @@ static int sga_initfn(ISADevice *dev)
rom_add_vga(SGABIOS_FILENAME); rom_add_vga(SGABIOS_FILENAME);
return 0; return 0;
} }
static void sga_class_initfn(ObjectClass *klass, void *data) static void sga_class_initfn(ObjectClass *klass, void *data)
{ {
DeviceClass *dc = DEVICE_CLASS(klass); DeviceClass *dc = DEVICE_CLASS(klass);
@ -49,7 +53,7 @@ static void sga_class_initfn(ObjectClass *klass, void *data)
} }
static const TypeInfo sga_info = { static const TypeInfo sga_info = {
.name = "sga", .name = TYPE_SGA,
.parent = TYPE_ISA_DEVICE, .parent = TYPE_ISA_DEVICE,
.instance_size = sizeof(ISASGAState), .instance_size = sizeof(ISASGAState),
.class_init = sga_class_initfn, .class_init = sga_class_initfn,