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[2/2,V3] ACPI/APEI: Update einj documentation for param1/param2

Message ID 1369276323-31436-3-git-send-email-gong.chen@linux.intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Chen Gong May 23, 2013, 2:32 a.m. UTC 
To ensure EINJ working well when injecting errors via EINJ
table, add some attentions for param1/param2.

Signed-off-by: Chen Gong <gong.chen@linux.intel.com>
---
 Documentation/acpi/apei/einj.txt |    8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/Documentation/acpi/apei/einj.txt b/Documentation/acpi/apei/einj.txt
index e20b6da..3b08e62 100644
--- a/Documentation/acpi/apei/einj.txt
+++ b/Documentation/acpi/apei/einj.txt
@@ -47,11 +47,15 @@  directory apei/einj. The following files are provided.
 
 - param1
   This file is used to set the first error parameter value. Effect of
-  parameter depends on error_type specified.
+  parameter depends on error_type specified. For example, if error
+  type is memory related type, the param1 should be a valid physical
+  memory address.
 
 - param2
   This file is used to set the second error parameter value. Effect of
-  parameter depends on error_type specified.
+  parameter depends on error_type specified. For example, if error
+  type is memory related type, the param2 should be a valid physical
+  memory address mask, say, 0xfffffffffffff000.
 
 - notrigger
   The EINJ mechanism is a two step process. First inject the error, then