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August 2021

ARM's SystemReady Specifications

ARM's SystemReady Specifications
ARM's SystemReady Specifications

The folks at ARM offer a certification program based on a set of hardware and firmware standards: the Base System Architecture (BSA), and B...

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11:53 PM
William Leara
0
ARM, specifications
11:53 PM

The UEFI 2.9 Specification

The UEFI 2.9 Specification
The UEFI 2.9 Specification

Forgive the delay in publishing, but I've been taking a paternity leave from work recently, and just now getting back into the swing of ...

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7:00 AM
William Leara
1
specifications
7:00 AM
 
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Welcome to the Basic Input/Output website! Here I share things pertaining to the arcane art of PC BIOS development. For spice, I add material about software development in general and some interesting computer history vignettes. Please, try to contain your excitement!
—William Leara
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latest UEFI specs

  • UEFI Spec 2.11
  • UEFI PI Spec 1.9
  • ACPI 6.5a

UEFI resources

  • presentations, podcasts, videos
  • white papers

UEFI blog roll

  • BIOS on StackOverflow
    Locked Out of ThinkPad: BIOS and Supervisor Password Not Prompting for Access [closed]
  • Vincent Zimmer's blog
    Full circle

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