Intel NETWORK PROCESSOR IXP2800 User Manual

Page 397

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Hardware Reference Manual

397

Intel

®

IXP2800 Network Processor

Performance Monitor Unit

19

reserved

20

S_PULL data FIFO 1
enqueue

P_CLK

pulse

separate

21

S_PULL data FIFO 1
dequeue

P_CLK

pulse

separate

22

S_PULL data FIFO 1 full

P_CLK

level

separate

23

S_PULL data FIFO 1 not
empty

P_CLK

level

separate

24

Tbuffer Partition 0 full

P_CLK

level

separate

Indicates partition 0 of the tbuffer is full

25

Tbuffer Partition 1 full

P_CLK

level

separate

Indicates partition 1 of the tbuffer is full

26

Tbuffer Partition 2 full

P_CLK

level

separate

Indicates partition 2of the tbuffer is full

27

reserved

28

Rx_Thread_Freelist 0
enqueue

P_CLK

pulse

separate

29

Rx_Thread_Freelist 0
dequeue

P_CLK

pulse

separate

30

Rx_Thread_Freelist 0 full

P_CLK

level

separate

31

Rx_Thread_Freelist 0 not
empty

P_CLK

level

separate

32

Rx_Thread_Freelist 1
enqueue

P_CLK

pulse

separate

33

Rx_Thread_Freelist 1
dequeue

P_CLK

pulse

separate

34

Rx_Thread_Freelist 1 full

P_CLK

level

separate

35

Rx_Thread_Freelist 1 not
empty

P_CLK

level

separate

36

Rx_Thread_Freelist 2
enqueue

P_CLK

pulse

separate

37

Rx_Thread_Freelist 2
dequeue

P_CLK

pulse

separate

38

Rx_Thread_Freelist 2
empty

P_CLK

level

separate

39

Rx_Thread_Freelist 2 not
full

P_CLK

level

separate

40

reserved

41

reserved

l

42

reserved

43

Detect No Calendar

MTS_CLK

level

separate

Indicates that a framing pattern has been
received on the TSTAT inputs for greater
than 32 clock cycles; the valid signal from
the MTS_CLK domain is synchronized; as
such, it yields an approximate value.

44

Detect FC_IDLE

MRX_CLK

level

separate

Indicates that an idle cycle has been
received on the RXCDAT inputs for greater
than 2 clock cycles; the valid signal from the
MTS_CLK domain is synchronized; as such,
it yields an approximate value.

Table 157. IXP2800 Network Processor MSF PMU Event List (Sheet 2 of 6)

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