Datasheet

Intel
®
E8870 Scalable Node Controller (SNC) Datasheet 6-21
Reliability, Availability, and Serviceability
For SP link layer ECC errors, information is logged in a data log register (REDSPL). Table 6-7
shows the contents of this log. For SP link layer errors related to flit transfer, phit specific
information is logged in the RECSPL register. Table 6-8 shows the contents of the RECSPL for
those errors.
XAddr 6 X Address bits from request packet are returned
in this field for routing of response
32:27
Reserved 87 For future use
Prot 16 Error protection
Total Bits 144 37
Table 6-6. Control: SP Response Header Error Log (Continued)
SP Response Header Fields
Description Error Log Field
Field Name
Number of Bits
in Header
Table 6-7. Link Layer Errors: Data Log Fields
Field Name Description Log Field
Syn Syndrome 15:8
ECC ECC Checkbits 7:0
Table 6-8. Link Layer Errors: LLR and Phit Fields
Field Name Description Log field
LLRnum Number of retries 63:61
Reserved N/A 60:46
Phit_no Phit number
45:42
SSO SSO
41:40
Par Phit parity
39:38
LLC Phit LLC
37:36
ECC Phit ECC
35:32
Data Phit data
31:0