Texas Instruments TMS320C645x DSP User Manual
Page 105
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EMAC Port Registers
Table 49. Receive Multicast/Broadcast/Promiscuous Channel Enable Register (RXMBPENABLE) Field
Descriptions (continued)
Bit
Field
Value
Description
22
RXCEFEN
Receive copy error frames enable bit. Enables frames containing errors to be transferred to
memory. The appropriate error bit will be set in the frame EOP buffer descriptor.
0
Frames containing errors are filtered
1
Frames containing errors are transferred to memory
21
RXCAFEN
Receive copy all frames enable bit. Enables frames that do not address match (includes multicast
frames that do not hash match) to be transferred to the promiscuous channel selected by
RXPROMCH bits. Such frames will be marked with the NOMATCH bit in their EOP buffer
descriptor.
0
Frames that do not address match are filtered
1
Frames that do not address match are transferred to the promiscuous channel selected by
RXPROMCH bits
20-19
Reserved
0
Reserved
18-16
RXPROMCH
0-3h
Receive promiscuous channel select
0
Select channel 0 to receive promiscuous frames
1h
Select channel 1 to receive promiscuous frames
2h
Select channel 2 to receive promiscuous frames
3h
Select channel 3 to receive promiscuous frames
4h
Select channel 4 to receive promiscuous frames
5h
Select channel 5 to receive promiscuous frames
6h
Select channel 6 to receive promiscuous frames
7h
Select channel 7 to receive promiscuous frames
15-14
Reserved
0
Reserved
13
RXBROADEN
Receive broadcast enable. Enable received broadcast frames to be copied to the channel selected
by RXBROADCH bits.
0
Broadcast frames are filtered
1
Broadcast frames are copied to the channel selected by RXBROADCH bits
12-11
Reserved
0
Reserved
10-8
RXBROADCH
0-3h
Receive broadcast channel select
0
Select channel 0 to receive broadcast frames
1h
Select channel 1 to receive broadcast frames
2h
Select channel 2 to receive promiscuous frames
3h
Select channel 3 to receive broadcast frames
4h
Select channel 4 to receive broadcast frames
5h
Select channel 5 to receive broadcast frames
6h
Select channel 6 to receive broadcast frames
7h
Select channel 7 to receive broadcast frames
7-6
Reserved
0
Reserved
5
RXMULTEN
RX multicast enable. Enable received hash matching multicast frames to be copied to the channel
selected by RXMULTCH bits.
0
Multicast frames are filtered
1
Multicast frames are copied to the channel selected by RXMULTCH bits
4-3
Reserved
0
Reserved
SPRU975B – August 2006
Ethernet Media Access Controller (EMAC)/Management Data Input/Output (MDIO)
105