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m48t59: QOM'ify ISA M48T59 NVRAM

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Introduce type constant and cast macro to obsolete DO_UPCAST() and
container_of().

Prepares for ISA realizefn.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Message-id: 1367093935-29091-8-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 22:18:42 +02:00 committed by Anthony Liguori
parent 2f12688b93
commit a2772c70a9
1 changed files with 21 additions and 14 deletions
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35
hw/timer/m48t59.c
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@ -72,8 +72,13 @@ struct M48t59State {
uint8_t lock;
};
#define TYPE_ISA_M48T59 "m48t59_isa"
#define ISA_M48T59(obj) \
OBJECT_CHECK(M48t59ISAState, (obj), TYPE_ISA_M48T59)
typedef struct M48t59ISAState {
ISADevice busdev;
ISADevice parent_obj;
M48t59State state;
MemoryRegion io;
} M48t59ISAState;
@ -608,7 +613,7 @@ static void m48t59_reset_common(M48t59State *NVRAM)
static void m48t59_reset_isa(DeviceState *d)
{
M48t59ISAState *isa = container_of(d, M48t59ISAState, busdev.qdev);
M48t59ISAState *isa = ISA_M48T59(d);
M48t59State *NVRAM = &isa->state;
m48t59_reset_common(NVRAM);
@ -665,20 +670,22 @@ M48t59State *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
int model)
{
M48t59ISAState *d;
ISADevice *dev;
ISADevice *isadev;
DeviceState *dev;
M48t59State *s;
dev = isa_create(bus, "m48t59_isa");
qdev_prop_set_uint32(&dev->qdev, "model", model);
qdev_prop_set_uint32(&dev->qdev, "size", size);
qdev_prop_set_uint32(&dev->qdev, "io_base", io_base);
qdev_init_nofail(&dev->qdev);
d = DO_UPCAST(M48t59ISAState, busdev, dev);
isadev = isa_create(bus, TYPE_ISA_M48T59);
dev = DEVICE(isadev);
qdev_prop_set_uint32(dev, "model", model);
qdev_prop_set_uint32(dev, "size", size);
qdev_prop_set_uint32(dev, "io_base", io_base);
qdev_init_nofail(dev);
d = ISA_M48T59(isadev);
s = &d->state;
memory_region_init_io(&d->io, &m48t59_io_ops, s, "m48t59", 4);
if (io_base != 0) {
isa_register_ioport(dev, &d->io, io_base);
isa_register_ioport(isadev, &d->io, io_base);
}
return s;
@ -698,7 +705,7 @@ static void m48t59_init_common(M48t59State *s)
static int m48t59_init_isa1(ISADevice *dev)
{
M48t59ISAState *d = DO_UPCAST(M48t59ISAState, busdev, dev);
M48t59ISAState *d = ISA_M48T59(dev);
M48t59State *s = &d->state;
isa_init_irq(dev, &s->IRQ, 8);
@ -728,7 +735,7 @@ static Property m48t59_isa_properties[] = {
DEFINE_PROP_END_OF_LIST(),
};
static void m48t59_init_class_isa1(ObjectClass *klass, void *data)
static void m48t59_isa_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
ISADeviceClass *ic = ISA_DEVICE_CLASS(klass);
@ -739,10 +746,10 @@ static void m48t59_init_class_isa1(ObjectClass *klass, void *data)
}
static const TypeInfo m48t59_isa_info = {
.name = "m48t59_isa",
.name = TYPE_ISA_M48T59,
.parent = TYPE_ISA_DEVICE,
.instance_size = sizeof(M48t59ISAState),
.class_init = m48t59_init_class_isa1,
.class_init = m48t59_isa_class_init,
};
static Property m48t59_properties[] = {