61     pub fn new(start_addr: usize, end_addr: usize, blk_size_log2: u8) -> BlockIter {  in new()
69     pub fn new_multiblock(start_addr: usize, end_addr: usize, blk_size_log2: u8) -> BlockIter {  in new_multiblock()
153     pub fn len(&self) -> usize {  in len()
166     pub fn origin_begin(&self) -> usize {  in origin_begin()
170     pub fn origin_end(&self) -> usize {  in origin_end()
177 pub fn __bytes_to_lba(addr: usize, blk_size: usize) -> BlockId {  in __bytes_to_lba()
183 pub fn __lba_to_bytes(lba_id: usize, blk_size: usize) -> BlockId {  in __lba_to_bytes()
200         count: usize,  in read_at()
202     ) -> Result<usize, SystemError>;  in read_at()
214         count: usize,  in write_at()
216     ) -> Result<usize, SystemError>;  in write_at()
237     fn block_size(&self) -> usize;  in block_size()
242     fn write_at_bytes(&self, offset: usize, len: usize, buf: &[u8]) -> Result<usize, SystemError> {  in write_at_bytes()
280         offset: usize,  in read_at_bytes()
281         len: usize,  in read_at_bytes()
283     ) -> Result<usize, SystemError> {  in read_at_bytes()
334     fn major_to_index(major: Major) -> usize {  in major_to_index()
504     pub fn bdev_del(_devnum: DeviceNumber, _range: usize) {  in bdev_del()