Wind River Support Network


LIN6-7705 : Adapt O.S. variant reporting to make ACPI enumeration work with Broadwell's BIOS

Created: Jun 17, 2014    Updated: Dec 3, 2018
Resolved Date: Jun 19, 2014
Found In Version: 6.0
Fix Version:
Severity: Standard
Applicable for: Wind River Linux 6
Component/s: BSP - Async


The BIOS for the Broadwell platform has an OS detection mechanism that hides ACPI-enumerated hardware if the OS reports itself as other than Windows.
This feature adds the needed OSI string to the acpi default supported interfaces. See upstream commit faae404e for details.
Done in kernel v3.15-rc1
commit faae404ebdc6bba744919d82e64c16448eb24a36
ACPICA: Add "Windows 2013" string to _OSI support.

Other Downloads

Live chat