pub fn start_addr(&self) -> Option<GuestAddress> {
        if self.region_type != RegionType::Ram {
            return None;
        }

        self.mem_mapping.as_ref().map(|r| r.start_address())
    }
/// Returns the minimum address managed by the region.
/// If this region is not `Ram` type, this function will return `None`.
Returns the minimum address managed by the region.
If this region is not `Ram` type, this function will return `None`.
Returns the minimum address managed by the region . If this region is not ` Ram ` type this function will return ` None ` .
pub fn start_addr(&self) -> Option<GuestAddress> {
        if self.region_type != RegionType::Ram {
            return None;
        }
        self.mem_mapping.as_ref().map(|r| r.start_address())
    }
pub fn start_addr ( & self ) -> Option < GuestAddress > { if self . region_type != RegionType :: Ram { return None ; } self . mem_mapping . as_ref ( ) . map ( | r | r . start_address ( ) ) }
Returns the minimum address managed by the region.
Returns the minimum address managed by the region .
&self
&self