Datasheet

Intel
®
E8870 Scalable Node Controller (SNC) Datasheet 6-3
Reliability, Availability, and Serviceability
Memory (cont)
M7 Corr
Correctable Memory ECC Error on
Read or Memory Scrub
Reads: Correct
returned data.
Scrub: Correct error
and write to memory.
Control,
syndrome.
RECMEM,
REDMEM
M8
e
Corr
Partial Merge Single-Bit DATA ECC
Error
e
Correct error and write
to memory.
N/A N/A
SP Link Layer
S1 Fatal
Link Error; Failed SP LLR or LLR not
enabled
Deassert idle flit
acknowledge.
N/A N/A
S2 Unc SP Multi-Bit Data ECC Error N/A
Control,
ECC,
syndrome.
RECSPL
REDSPL
S3 Corr Idle Flit Duplication Error Enter LLR if enabled.
# of retries,
parity,
phit_no, phit.
RECSPL
i
S4 Corr Parity Error on the Link Enter LLR if enabled.
# of retries,
parity,
phit_no, phit.
RECSPL
i
S5 Corr SP Single-Bit Data ECC Error N/A
Control,
ECC,
syndrome.
RECSPL
REDSPL
SP Protocol Layer
P1 Fatal SP Protocol Error N/A
See
component
FERRST
register.
NRECSPP
NRESPPC(S
PS)
j
P2 Fatal
LATT Time-out Error (SNC)
N/A
Request
header.
NRECSPP(S
NC)
SPT Time-out Error (SPS)
NRESPPC(S
PS)
LRB Time-out Error (SIOH)
NRECSPP(S
IOH)
P3 Fatal
Received failed or unexpected
unsupported SP request status
response.
SNC: Hardfail
SPS: Propagate status
as part of normal
transaction flows.
SIOH HI: Target abort.
Response
header.
NRECSPP
NRESPPC(S
PS)
PCISTS(SIO
H),
P4 Fatal
SPS Snoop Filter Uncorrectable
ECC Error
Failed response. SF entry. NRESPPC
P5 Fatal Strayed Transactions
k
Drop response if no
matching request.
Response
header.
NRECSPP
NRESPPC(S
PS)
P6
e
Unc
Partial Merge Multi-Bit DATA ECC
Error
e
Poison ECC. N/A N/A
P7 Corr
SPS Snoop Filter Correctable ECC
Error
Correct. SF entry. RECSPPC
P9
e
Corr
Partial Merge Single-Bit DATA ECC
Error
e
Correct. N/A N/A
Table 6-1. Intel
®
E8870 Chipset Errors (Continued)
ERR# Type Error Name Response Log
Log
Registers