EFI_ACPI_6_0_FPDT_FIRMWARE_BASIC_BOOT_RECORD Struct Reference


Data Fields

EFI_ACPI_6_0_FPDT_PERFORMANCE_RECORD_HEADER Header
UINT32 Reserved
UINT64 ResetEnd
UINT64 OsLoaderLoadImageStart
UINT64 OsLoaderStartImageStart
UINT64 ExitBootServicesEntry
UINT64 ExitBootServicesExit

Detailed Description

FPDT Firmware Basic Boot Performance Record Structure

Field Documentation

Timer value logged at the point when the OS loader calls the ExitBootServices function for UEFI compatible firmware. For non-UEFI compatible boots, this field must be zero.

Timer value logged at the point just prior towhen the OS loader gaining control back from calls the ExitBootServices function for UEFI compatible firmware. For non-UEFI compatible boots, this field must be zero.

Timer value logged just prior to loading the OS boot loader into memory. For non-UEFI compatible boots, this field must be zero.

Timer value logged just prior to launching the previously loaded OS boot loader image. For non-UEFI compatible boots, the timer value logged will be just prior to the INT 19h handler invocation.

Timer value logged at the beginning of firmware image execution. This may not always be zero or near zero.


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