Advanced Configuration and Power Interface Specification

Advanced Configuration and Power Interface Specification
Status Code
0x90-0x9F
0xA0-0xFFFFFFFF
Description
Insertion failure – Resources Unavailable as described by the following bit encodings:
Bit [3]
Bus or Segment Numbers
Bit [2]
Interrupts
Bit [1]
I/O
Bit [0]
Memory
Reserved
It is possible for the platform to issue multiple notifications to OSPM and for OSPM to process the
notifications asynchronously. As such, OSPM may invoke _OST for notifications independent of the
order the notification are conveyed by the platform or by software to OSPM.
The figure below provides and example event flow of device ejection on a platform employing the
_OST object.
338 April, 2015 Version 6.0