Trait usbd_scsi::BlockDevice

pub trait BlockDevice {
    const BLOCK_BYTES: usize;

    fn read_block(
        &self, 
        lba: u32, 
        block: &mut [u8]
    ) -> Result<(), BlockDeviceError>;
    fn write_block(
        &mut self, 
        lba: u32, 
        block: &[u8]
    ) -> Result<(), BlockDeviceError>;
    fn max_lba(&self) -> u32;
}

Associated Constants

const BLOCK_BYTES: usize

The number of bytes per block. This determines the size of the buffer passed to read/write functions

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Required methods

fn read_block(&self, lba: u32, block: &mut [u8]) -> Result<(), BlockDeviceError>

Read the block indicated by lba into the provided buffer

fn write_block(
    &mut self,
    lba: u32,
    block: &[u8]
) -> Result<(), BlockDeviceError>

Write the block buffer to the block indicated by lba

fn max_lba(&self) -> u32

Get the maxium valid lba (logical block address)

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Implementors

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