diff options
| -rw-r--r-- | hw/nvram/fw_cfg.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c index e455282..8e39111 100644 --- a/hw/nvram/fw_cfg.c +++ b/hw/nvram/fw_cfg.c @@ -35,6 +35,7 @@ #define TYPE_FW_CFG "fw_cfg" #define FW_CFG_NAME "fw_cfg" #define FW_CFG_PATH "/machine/" FW_CFG_NAME +#define FW_CFG(obj) OBJECT_CHECK(FWCfgState, (obj), TYPE_FW_CFG) typedef struct FWCfgEntry { uint32_t len; @@ -44,7 +45,10 @@ typedef struct FWCfgEntry { } FWCfgEntry; struct FWCfgState { - SysBusDevice busdev; + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + MemoryRegion ctl_iomem, data_iomem, comb_iomem; uint32_t ctl_iobase, data_iobase; FWCfgEntry entries[2][FW_CFG_MAX_ENTRY]; @@ -326,7 +330,7 @@ static const MemoryRegionOps fw_cfg_comb_mem_ops = { static void fw_cfg_reset(DeviceState *d) { - FWCfgState *s = DO_UPCAST(FWCfgState, busdev.qdev, d); + FWCfgState *s = FW_CFG(d); fw_cfg_select(s, 0); } @@ -489,12 +493,12 @@ FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port, SysBusDevice *d; FWCfgState *s; - dev = qdev_create(NULL, "fw_cfg"); + dev = qdev_create(NULL, TYPE_FW_CFG); qdev_prop_set_uint32(dev, "ctl_iobase", ctl_port); qdev_prop_set_uint32(dev, "data_iobase", data_port); d = SYS_BUS_DEVICE(dev); - s = DO_UPCAST(FWCfgState, busdev.qdev, dev); + s = FW_CFG(dev); assert(!object_resolve_path(FW_CFG_PATH, NULL)); @@ -524,7 +528,7 @@ FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port, static int fw_cfg_init1(SysBusDevice *dev) { - FWCfgState *s = FROM_SYSBUS(FWCfgState, dev); + FWCfgState *s = FW_CFG(dev); memory_region_init_io(&s->ctl_iomem, OBJECT(s), &fw_cfg_ctl_mem_ops, s, "fwcfg.ctl", FW_CFG_SIZE); @@ -557,8 +561,7 @@ static Property fw_cfg_properties[] = { FWCfgState *fw_cfg_find(void) { - return OBJECT_CHECK(FWCfgState, object_resolve_path(FW_CFG_PATH, NULL), - TYPE_FW_CFG); + return FW_CFG(object_resolve_path(FW_CFG_PATH, NULL)); } static void fw_cfg_class_init(ObjectClass *klass, void *data) |