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March 2015

“Understanding and Using C Pointers”

“Understanding and Using C Pointers”
“Understanding and Using C Pointers”

In an article several years ago that struck a bit of a nerve in the industry, Joel Spolsky discussed the phenomenon he called a “ JavaSchoo...

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6:00 AM
William Leara
0
books
6:00 AM

OS/2—The Outlook is Quite Rosy!

OS/2—The Outlook is Quite Rosy!
OS/2—The Outlook is Quite Rosy!

With this post I continue my exploration of The Computer Chronicles !  This gem from the show is taken from 1987.  It’s the news segment fro...

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6:00 AM
William Leara
0
Computer Chronicles
6:00 AM

SMBIOS 3.0 Release Overview Webinar

SMBIOS 3.0 Release Overview Webinar
SMBIOS 3.0 Release Overview Webinar

The Distributed (or Desktop) Management Task Force ( DMTF ) is sponsoring a live webinar to discuss the recently announced SMBIOS 3.0 speci...

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7:00 AM
William Leara
1
smbios
7:00 AM

NIST 800-155: BIOS Integrity Measurement Guidelines

NIST 800-155: BIOS Integrity Measurement Guidelines
NIST 800-155: BIOS Integrity Measurement Guidelines

In an article last week , I talked about NIST document 800-147, a set of guidelines for BIOS developers to create a secure BIOS flash update...

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6:00 AM
William Leara
0
security
6:00 AM
 
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welcome

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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popular

  • Reverse Engineering UEFI with Ghidra
    Ghidra is a free and open-source tool for software reverse engineering.  It is extensible, and allows for application-specific capabilities...
  • JEDEC Manufacturer IDs Are a Mess
    The Vendor ID .  Seems like a pretty prosaic topic.  What's to say?  Every vendor has a numeric identifier that is globally unique so th...
  • UEFI Forum Updates All Specs, Dec 2024
    The UEFI Forum updated all three of its specifications in December, 2024:  ACPI, UEFI, and PI. As a refresher: Advanced Configuration and P...
  • EDID and DisplayID
    In " The Before Times" (think: 1980s), there was no way for graphics adapters and monitors to negotiate a common set of supported...
  • RWEverything. Yes, Everything.
    I’ve done many tools reviews in the history of this web site, so it would be unthinkable to neglect to talk about what may be the biggest a...
  • Guide to the SWEBOK v4.0 Has Been Released
    The Guide to the Software Engineering Body of Knowledge (SWEBOK) v4.0 was released on October 15, 2024. The Guide is a publication of the ...

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      • “Understanding and Using C Pointers”
      • OS/2—The Outlook is Quite Rosy!
      • SMBIOS 3.0 Release Overview Webinar
      • NIST 800-155: BIOS Integrity Measurement Guidelines
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latest UEFI specs

  • UEFI Spec 2.11
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  • ACPI 6.5a

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UEFI blog roll

  • BIOS on StackOverflow
    cannot do anything after disabled VMD [closed]
  • Vincent Zimmer's blog
    big money, open source, papers

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