diff options
| -rw-r--r-- | hw/nvram/fw_cfg.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c index 8e39111360..0a35015b9e 100644 --- a/hw/nvram/fw_cfg.c +++ b/hw/nvram/fw_cfg.c @@ -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, }; |