Difference between revisions of "FAQ"

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* You can also download the [http://www.intel.com/technology/iapc/acpi/downloads.htm latest version of the source code].
* You can also download the [http://www.intel.com/technology/iapc/acpi/downloads.htm latest version of the source code].


=== How can I write to port 0x80 from userspace? ===
=== How can I write to POSTcard port 0x80 from userspace? ===


[http://www.linuxbios.org/pipermail/linuxbios/2006-November/017012.html This] might be useful in some situations:
[http://www.linuxbios.org/pipermail/linuxbios/2006-November/017012.html This] might be useful in some situations, and to output a number to a POST card:


  printf "\001" | dd bs=1 seek=128 of=/dev/port
  printf "\001" | dd bs=1 seek=128 of=/dev/port

Revision as of 16:51, 18 May 2007