Ethernet Subsystem Registers
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14.5.6.19 P1_BLK_CNT Register (offset = 10Ch) [reset = 41h]
P1_BLK_CNT is shown in Figure 14-139 and described in Table 14-154.
CPSW PORT 1 FIFO BLOCK USAGE COUNT (READ ONLY)
Figure 14-139. P1_BLK_CNT Register
31 30 29 28 27 26 25 24
Reserved
23 22 21 20 19 18 17 16
Reserved
15 14 13 12 11 10 9 8
Reserved P1_TX_BLK_CNT
R-4h
7 6 5 4 3 2 1 0
P1_TX_BLK_CNT P1_RX_BLK_CNT
R-4h R-1h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 14-154. P1_BLK_CNT Register Field Descriptions
Bit Field Type Reset Description
8-4 P1_TX_BLK_CNT R 4h Port 1 Transmit Block Count Usage - This value is the number of
blocks allocated to the FIFO logical transmit queues.
3-0 P1_RX_BLK_CNT R 1h Port 1 Receive Block Count Usage - This value is the number of
blocks allocated to the FIFO logical receive queues.
1376
Ethernet Subsystem SPRUH73H–October 2011–Revised April 2013
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