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fw_cfg: Use QOM realize for fw_cfg

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Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
[AF: Moved sysbus_init_mmio() to instance_init, renamed variable]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Hu Tao 2013-07-01 18:18:33 +08:00 committed by Andreas Färber
parent 7acb423fcf
commit 563839557c
1 changed files with 17 additions and 10 deletions
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27
hw/nvram/fw_cfg.c
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@ -526,31 +526,38 @@ FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
return s;
}
static int fw_cfg_init1(SysBusDevice *dev)
static void fw_cfg_initfn(Object *obj)
{
FWCfgState *s = FW_CFG(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
FWCfgState *s = FW_CFG(obj);
memory_region_init_io(&s->ctl_iomem, OBJECT(s), &fw_cfg_ctl_mem_ops, s,
"fwcfg.ctl", FW_CFG_SIZE);
sysbus_init_mmio(dev, &s->ctl_iomem);
sysbus_init_mmio(sbd, &s->ctl_iomem);
memory_region_init_io(&s->data_iomem, OBJECT(s), &fw_cfg_data_mem_ops, s,
"fwcfg.data", FW_CFG_DATA_SIZE);
sysbus_init_mmio(dev, &s->data_iomem);
sysbus_init_mmio(sbd, &s->data_iomem);
/* In case ctl and data overlap: */
memory_region_init_io(&s->comb_iomem, OBJECT(s), &fw_cfg_comb_mem_ops, s,
"fwcfg", FW_CFG_SIZE);
}
static void fw_cfg_realize(DeviceState *dev, Error **errp)
{
FWCfgState *s = FW_CFG(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
if (s->ctl_iobase + 1 == s->data_iobase) {
sysbus_add_io(dev, s->ctl_iobase, &s->comb_iomem);
sysbus_add_io(sbd, s->ctl_iobase, &s->comb_iomem);
} else {
if (s->ctl_iobase) {
sysbus_add_io(dev, s->ctl_iobase, &s->ctl_iomem);
sysbus_add_io(sbd, s->ctl_iobase, &s->ctl_iomem);
}
if (s->data_iobase) {
sysbus_add_io(dev, s->data_iobase, &s->data_iomem);
sysbus_add_io(sbd, s->data_iobase, &s->data_iomem);
}
}
return 0;
}
static Property fw_cfg_properties[] = {
@ -567,9 +574,8 @@ FWCfgState *fw_cfg_find(void)
static void fw_cfg_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = fw_cfg_init1;
dc->realize = fw_cfg_realize;
dc->no_user = 1;
dc->reset = fw_cfg_reset;
dc->vmsd = &vmstate_fw_cfg;
@ -580,6 +586,7 @@ static const TypeInfo fw_cfg_info = {
.name = TYPE_FW_CFG,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(FWCfgState),
.instance_init = fw_cfg_initfn,
.class_init = fw_cfg_class_init,
};