Programmer’s Guide BCM5722
10/15/07
Broadcom Corporation
Document 5722-PG101-R Receive List Placement Control Registers Page 282
RECEIVE LIST PLACEMENT MODE REGISTER (OFFSET 0X2000)
RECEIVE LIST PLACEMENT STATUS REGISTER (OFFSET 0X2004)
0x2204–0x223f Reserved
0x2240–0x2243 Local Statistics Counter—Drop Due to Filter
0x2244–0x2247 Local Statistics Counter—DMA Write Queue Full
0x2248–0x224b Local Statistics Counter—DMA High Priority Write Queue Full
0x224c–0x224f Local Statistics Counter—No More Receive BD
0x2250–0x2253 Local Statistics Counter—ifInDiscards
0x2254–0x2257 Local Statistics Counter—ifInErrors
0x2258–0x23ff Reserved
Table 257: Receive List Placement Mode Register (Offset 0x2000)
Bit Field Description Init Access
31:5 Reserved – 0 RO
4 Stats Overflow Attn
Enable
Enable attention for statistics overflow. – R/W
3 Mapping Out of Range
Attn Enable
Enable attention for mapping out of range error. – R/W
2 Class Zero Attn Enable Enable attention for zero class field. – R/W
1 Enable This bit controls whether the Receive List Placement
state machine is active or not. When set to 0, it completes
the current operation and cleanly halts. Until it is
completely halted, it remains one when read.
1R/W
0 Reset When this bit is set to 1, the Receive List Placement state
machine is reset. This is a self-clearing bit.
0R/W
Table 258: Receive List Placement Status Register (Offset 0x2004)
Bit Field Description Init Access
31:5 Reserved – 0 RO
4 Stats Overflow Attn A statistics managed by Receive List Placement has
overflowed.
–RO
3 Mapping Out of Range
Attn
Class of service mapping is out of the range of the active
queue number.
–RO
2 Class Zero Attn Class field extracted from frame descriptor is zero. – RO
1:0 Reserved – 0 RO
Table 256: Receive List Placement Control Registers—BCM5906 Only (Cont.)
Offset Registers
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