Datasheet

Reliability, Availability, Serviceability (RAS)
Intel
®
Xeon
®
Processor C5500/C3500 Series
Datasheet, Volume 1 February 2010
412 Order Number: 323103-001
Figure 81. MSI Generation Logic at each PCI Express Port for PCI Express Hot Plug
0 to 1
HP MSI PEND
a1
1
b1
2
Q
Q
SET
CLR
S
R
a1
1
b1
2
CMD
Co mp l e t e
Enabl e
a1
1
b1
2
Att enti on
Button
Enabl e
a1
1
b1
2
Powe r
Fault
Enabl e
a1
1
b1
2
MRL
Sen so r
Enabl e
a1
1
b1
2
Presence
De t e c t
Enabl e
a1
1
b1
2
Data Link
State Changed
Enabl e
Slot Control
Regi ster
Hot Plug
Interrupt Enable
a1
1
b1
2
MSI EN
EN ACPI HP
MI SCCT RLST S
a1
1
b1
2
MSG CT L
a1
1
b1
2
a1
1
b1
2
a1
1
b1
2
a1
1
b1
2
a1
1
b1
2
a1
1
b1
2
0 to 1
0 to 1
0 to 1
0 to 1
0 to 1
a1
1
b1
2
CMD
Co mp l e te
a1
1
b1
2
Att enti on
Button
a1
1
b1
2
Powe r
Faul t
a1
1
b1
2
MR L
Sensor
a1
1
b1
2
Presence
De t e ct
a1
1
b1
2
Data Link
State Changed
Slot Status
Regi st er
HP_MSI _SEN
T
HP MSI PEND
HP PEND
Clear HP PEND
PCI CMD
a1
1
b1
2
BME
HP MSI EN