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Small Updates to SMBIOS

Small Updates to SMBIOS
Small Updates to SMBIOS

The DMTF made a small update to the SMBIOS Spec recently (January 2017), and in the process bumped the version number from 3.1.0 to 3.1.1....

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7:00 AM
William Leara
0
AMD, smbios, specifications
7:00 AM

UEFI Fall 2016 Plugfest Materials Now Available

UEFI Fall 2016 Plugfest Materials Now Available
UEFI Fall 2016 Plugfest Materials Now Available

Good news—the UEFI Fall 2016 Plugfest has ended and the materials are now available on-line for anyone not able to attend in person.  This e...

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7:00 AM
William Leara
0
conferences
7:00 AM

DMTF Launches YouTube Channel with Redfish School Series

DMTF Launches YouTube Channel with Redfish School Series
DMTF Launches YouTube Channel with Redfish School Series

It what is sure to be a contender for the world’s nerdiest YouTube channel, the DMTF has launched a channel to provide webinars on DMTF s...

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7:00 AM
William Leara
0
Redfish
7:00 AM

PI 1.5 Has Been Released

PI 1.5 Has Been Released
PI 1.5 Has Been Released

Just a quick note— UEFI.org has officially published the Platform Initialization Specification v1.5: Dear UEFI Forum Members, The followi...

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7:00 PM
William Leara
1
specifications
7:00 PM
 
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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

  • 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...
  • 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 ...
  • 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...
  • Introduction to Open Platform Firmware
    Platform firmware development faces a fundamental challenge: every silicon vendor brings its own initialization model, configuration schem...
  • 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...
  • Introduction to Slim Bootloader
    Slim Bootloader (SBL) is an open-source boot firmware built from the ground up for Intel x86 systems. Designed to be small, fast, and secure...

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latest UEFI specs

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

UEFI resources

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UEFI blog roll

  • Vincent Zimmer's blog
    20 years of beyond bios
  • BIOS on StackOverflow
    Why load the value “01301h” into AX before invoking interrupt 10h?

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