Efi_Block_Io.reset() - Intel Extensible Firmware Interface Specification

Extensible Firmware Interface Specification
8.1.1

EFI_BLOCK_IO.Reset()

Summary
Resets the block device hardware.
Prototype
EFI_STATUS
(EFIAPI *EFI_BLOCK_RESET) (
IN EFI_BLOCK_IO
IN BOOLEAN
);
Parameters
This
ExtendedVerification
Description
The function resets the block device hardware.
Reset()
As part of the initialization process, the firmware/device will make a quick but reasonable attempt
to verify that the device is functioning. If the
firmware may take an extended amount of time to verify the device is operating on reset.
Otherwise the reset operation is to occur as quickly as possible.
The hardware verification process is not defined by this specification and is left up to the platform
firmware and/or EFI driver to implement.
Status Codes Returned
EFI_SUCCESS
EFI_DEVICE_ERROR
176
*This,
ExtendedVerification
Indicates a pointer to the calling context. Type
EFI_BLOCK_IO
Indicates that the driver may perform a more exhaustive
verification operation of the device during reset.
ExtendedVerification
The block device was reset.
The block device is not functioning correctly and could not be reset.
12/12/00
is defined in Section 8.1.
flag is the
TRUE
Version 1.02