Intel BX80571E7500 - Core 2 Duo 2.93 GHz Processor Programming Manual page 79

I ® X ® P 7500 S
NTEL EON ROCESSOR
CBOX3_7
ALL
TO_R_B_HOM_MSGQ_CYCLES_FULL
• Title: Cycles System Bound HOM Message Queue Full.
• Category: System Bound Queue
• Event Code: 0x03, Max. Inc/Cyc: 1,
• Definition: Number of cycles in which the header buffer, containing HOM messages heading to a Sys-
tem Agent (through the B or R-Box), is full. If both R-Box and B-Box subevents are selected, this
event is asserted when the total number of entries in the R-Box and B-Box Home header buffers is
equal to 64.
Extension
---
RBOX
BBOX
RBBOX
TO_R_B_HOM_MSGQ_CYCLES_NE
• Title: Cycles System Bound HOM Header Not Empty
• Category: System Bound Queue
• Event Code: 0x06, Max. Inc/Cyc: 1,
• Definition: Number of cycles in which the header buffer, containing HOM messages heading to a Sys-
tem Agent (through the B or R-Box), has one or more entries allocated. If both R-Box and B-Box sub-
events are selected, this event is asserted when the total number of entries in the R-Box and B-Box
Home header buffers is equal to 64.
Extension
---
RBOX
BBOX
RBBOX
TO_R_B_HOM_MSGQ_OCCUPANCY
• Title: System Bound HOM Message Queue Occupancy
• Category: System Bound Queue
• Event Code: 0x07, Max. Inc/Cyc: 64,
• Definition: Number of entries in the header buffer containing HOM messages heading to a System
Agent (through the B or R-Box).
• NOTE: 1 buffer for the R-Box and 1 for the B-Box, 64 entries each. The sum of the occupied entries
in the 2 header buffers will never exceed 64.
Extension
---
RBOX
BBOX
RBBOX
U P G
ERIES NCORE ROGRAMMING UIDE
b1xxx CBOX 3 and 7
b1111 All C-Boxes
umask
[15:8]
b00 (*nothing will be counted*)
b01 R-Box
b10 B-Box
b11 R or B-Box
umask
[15:8]
b00 (*nothing will be counted*)
b01 R-Box
b10 B-Box
b11 R or B-Box
umask
[15:8]
b00 (*nothing will be counted*)
b01 R-Box
b10 B-Box
b11 R or B-Box
UNCORE PERFORMANCE MONITORING
Description
Description
Description
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