Add a few block subsystem constants to the rust `kernel::block` name space. This makes it easier to access the constants from rust code. Reviewed-by: Alice Ryhl <aliceryhl@xxxxxxxxxx> Signed-off-by: Andreas Hindborg <a.hindborg@xxxxxxxxxx> --- rust/kernel/block.rs | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/rust/kernel/block.rs b/rust/kernel/block.rs index 150f710efe5b..32c8d865afb6 100644 --- a/rust/kernel/block.rs +++ b/rust/kernel/block.rs @@ -3,3 +3,16 @@ //! Types for working with the block layer. pub mod mq; + +/// Bit mask for masking out [`SECTOR_SIZE`]. +pub const SECTOR_MASK: u32 = bindings::SECTOR_MASK; + +/// Sectors are size `1 << SECTOR_SHIFT`. +pub const SECTOR_SHIFT: u32 = bindings::SECTOR_SHIFT; + +/// Size of a sector. +pub const SECTOR_SIZE: u32 = bindings::SECTOR_SIZE; + +/// The difference between the size of a page and the size of a sector, +/// expressed as a power of two. +pub const PAGE_SECTORS_SHIFT: u32 = bindings::PAGE_SECTORS_SHIFT; -- 2.47.2
