Intel NETWORK PROCESSOR IXP2800 User Manual
Page 428

428
Hardware Reference Manual
Intel
®
IXP2800 Network Processor
Performance Monitor Unit
57
reserved
58
reserved
59
deq_split_cmd_fifo_wph
P_CLK
single
separate
Active when dequeueing from the split inlet FIFO.
60
deq_inlet_fifo1_wph
P_CLK
single
separate
Active when dequeueing from the inlet FIFO.
61
deq_inlet_fifo_wph
P_CLK
single
separate
Active when dequeueing from either the inlet or
split-inlet FIFO.
62
DCB_PULL_CTRL_AVAL_W
PH
P_CLK
single
separate
Indicates the pull control FIFO has >= 1 entry.
63
inlet_cmd_aval_rph
P_CLK
single
separate
Indicates a command is available in the non-split
inlet FIFO.
64
split_fifo_not_empty
P_CLK
single
separate
Indicates a command is available in the ”split
inlet” FIFO (split refers to a command being split
across channels).
65
bank3_pull_ok_wph
P_CLK
single
separate
Indicates that this bank's data FIFO has enough
room to accommodate the size of the next pull
command in the inlet FIFO.
66
bank2_pull_ok_wph P_CLK
single
separate
Indicates that this bank's data FIFO has enough
room to accommodate the size of the next pull
command in the inlet FIFO.
67
bank1_pull_ok_wph P_CLK
single
separate
Indicates that this bank's data FIFO has enough
room to accommodate the size of the next pull
command in the inlet FIFO.
68
bank0_pull_ok_wph P_CLK
single
separate
Indicates that this bank's data FIFO has enough
room to accommodate the size of the next pull
command in the inlet FIFO.
69
csr_q_full_wph
P_CLK
single
separate
Indicates that a CSR access is in process.
70
DXDP_CMD_Q_FULL_RPH P_CLK
single
separate
Indicates the command inlet FIFO contains > 8
entries.
71
pull_ctrl_fifo_full P_CLK
single
separate
Indicates that there are > 6 outstanding pull
requests.
72
bank3_cmd_q_full_rph P_CLK
single
separate
Indicates the bank command FIFO contains > 6
entries.
73
bank2_cmd_q_full_rph P_CLK
single
separate
Indicates the bank command FIFO contains > 6
entries.
74
bank1_cmd_q_full_rph P_CLK
single
separate
Indicates the bank command FIFO contains > 6
entries.
75
bank0_cmd_q_full_rph P_CLK
single
separate
Indicates the bank command FIFO contains > 6
entries.
76
valid_write_req_wph
P_CLK
single
separate
Indicates a DRAM write is being passed from the
inlet FIFO to a bank FIFO. The DRAM write may
be: DRAM RBUF read, DRAM write, or CSR
write.
77
csr_q_full_en_wph P_CLK
single
separate
Pulses at both the start of a CSR read/write and
at the completion of a CSR read/write.
78
push_rmw_wr_cmd_wph P_CLK
single
separate
Indicates the command being passed from the
inlet FIFO to a bank FIFO is a read-modify-write.
79
bank3_enq_wph P_CLK
single
separate
Indicates this channel is enqueueing a DRAM
command for bank3.
Table 184. IXP2800 Network Processor Dram CH2 PMU Event List (Sheet 4 of 5)