41 lines
1.0 KiB
Rust
41 lines
1.0 KiB
Rust
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//! Disk I/O Protocol
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//!
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//! Abstracts block accesses of the Block I/O protocol to a more general offset-length protocol.
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//! Firmware is responsible for adding this protocol to any Block I/O interface that appears
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//! in the system that does not already have a Disk I/O protocol. File systems and other disk
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//! access code utilize the Disk I/O protocol.
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pub const PROTOCOL_GUID: crate::base::Guid = crate::base::Guid::from_fields(
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0xce345171,
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0xba0b,
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0x11d2,
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0x8e,
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0x4f,
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&[0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b],
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);
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pub const REVISION: u64 = 0x0000000000010000u64;
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pub type ProtocolReadDisk = unsafe extern "efiapi" fn(
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*mut Protocol,
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u32,
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u64,
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usize,
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*mut core::ffi::c_void,
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) -> crate::base::Status;
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pub type ProtocolWriteDisk = unsafe extern "efiapi" fn(
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*mut Protocol,
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u32,
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u64,
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usize,
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*mut core::ffi::c_void,
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) -> crate::base::Status;
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#[repr(C)]
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pub struct Protocol {
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pub revision: u64,
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pub read_disk: ProtocolReadDisk,
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pub write_disk: ProtocolWriteDisk,
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}
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