_cat
#define EVENT_VAR(_cat, _name) event_attr_##_cat##_##_name
#define EVENT_PTR(_cat, _name) (&EVENT_VAR(_cat, _name).attr.attr)
#define ODM_REG(_name, _pDM_Odm) _cat(_name, _pDM_Odm->SupportICType, _reg)
#define ODM_BIT(_name, _pDM_Odm) _cat(_name, _pDM_Odm->SupportICType, _bit)