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Sparing redundancy state sensor – Kontron S5500 SEL Troubleshooting User Manual

Page 65

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Memory subsystem

System Event Log Troubleshooting Guide for Intel® S5500/S3420 series Server Boards

56

Intel order number G74211-001

Revision 1.0

9.1.4

Sparing Redundancy State Sensor

This sensor provides the RAS Redundancy state for the Spare Channel Mode.

Table 58: Sparing Redundancy State Sensor Typical Characteristics

Byte

Field

Description

8

9

Generator ID

0001h = BIOS POST

11

Sensor Type

0ch = Memory

12

Sensor Number

11h

13

Event Direction and
Event Type

[7] Event direction

0b = Assertion Event

1b = Deassertion Event

[6:0] Event Type = 0Bh (Generic Discrete)

14

Event Data 1

[7:6]

– 10b = OEM code in Event Data 2

[5:4]

– 10b = OEM code in Event Data 3

[3:0]

– Event Trigger Offset as described in Table 59

15

Event Data 2

[7:4]

– If Domain Instance Type (ED3) is set to Local, this field specifies the 0-based Socket ID of the processor that contains the sparing

domain local sub-instances.

A value of 1110b indicates that the sparing configuration specified in Bits [3:0] applies globally to all sockets in the system.

If Domain Instance Type (ED3) is set to Global, this field specifies the 0-based Socket ID of the second participant processor in this
sparing domain global instance.

A value of 1111b indicates that this field is unused and does not contain valid data.

[3:0]

– If Domain Instance Type (ED3) is set to Local, this field specifies the sparing domain local sub-instances – which channels are

included in this sub-instance:

0000b

– Reserved

0001b

– {Ch A, Ch B, Ch C} (only configuration possible on Intel

®

S5500/S5520 Server Boards)

0010b - 1110b

– Reserved

If Domain Instance Type (ED3) is set to Global, this field specifies the 0-based Socket ID of the first participant processor in this
sparing domain global instance.

A value of 1111b indicates that this field is unused and does not contain valid data.