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UEFI-based Windows 10 Platform - Failure to Boot Due to Missing or Corrupt BCD

This post describes the role of the BCD store in booting Windows 10 on a UEFI-based platform. It describes a number of other files used in the boot process and a workaround for booting your system from the UEFI shell should you encounter the 0xc0000034 error code.

UEFI OS Indication Variables

This post details the two UEFI OS Indication variables and provides the source code for a small UEFI shell utility, buildable with UDK2015, which retrieves the current value of the two variables

Examining TPM2 ACPI Table

In this blog post, I examine and discuss the contents of a TPM2 ACPI table and provide the source code for a simple UEFI shell utility to print out the contents of this table.

Accessing TPM Functionality From UEFI Shell - Part 1

This is the first in a series of posts which demonstrate how to access, use and modify TPM 1.2 and TPM 2.0 resources via a series of UEFI shell applications.

Examine ESRT entries from UEFI Shell

This blog post explains what is the UEFI ESRT and provides the source code and build tools for a simple utility to list ESRT entries.