[cgl_discussion] Project Review: MCA Handler

Pallipadi, Venkatesh venkatesh.pallipadi at intel.com
Thu Oct 3 18:27:52 PDT 2002


Requirements related to MCA Handler project
-------------------------------------------
Requirement: 4.5 Platform Signal Handler

How MCA Handler meets the CGL requirements
------------------------------------------
This patch adds the MCA error info. onto the event log, in the format
specified by PSH - Event log interface spec.

Project design information
--------------------------
This project adds a kernel patch to:
1) Log the MCA errors onto event log as per the format defined in PSH-Event
Log spec.
2) Add the support for logging the additional information available during
an MCA in P4 based system.

The new handler is enabled by default, and can be turned off using "nomce"
boot option.
Logging of MCA messages onto event log depends on the CONFIG_EVLOG config
option.

More details on the format of Event log info. generated by MCA error can be
found in : PSH - Event Log interface spec at
http://developer.osdl.org/architecture/specs/psh.html 

Code location
-------------
The kernel patch for MCA Handler is located in the cgl development tree
under kernel/linux-2.4.18/patches/mca_log





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