Realtek RTL8169 Manual page 22

10:8 R/W
7 -
6 R
5 R/W
4 R/W
3 R/W
2 R/W
1 R/W
0 R/W
2002/03/27
MXDMA2, 1, 0
Max DMA Burst Size per Rx DMA Burst: This field sets the
maximum size of the receive DMA data bursts according to the
following table:
000 = Reserved
001 = Reserved
010 = 64 bytes
011 = 128 bytes
100 = 256 bytes
101 = 512 bytes
110 = 1024 bytes
111 = Unlimited
- Reserved
9356SEL This bit reflects what type of EEPROM is used.
1: The EEPROM used is 9356.
0: The EEPROM used is 9346.
AER Accept Error Packet:
When set to 1, all packets with CRC error, alignment error, and/or
collided fragments will be accepted.
When set to 0, all packets with CRC error, alignment error, and/or
collided fragments will be rejected.
AR
Accept Runt: This bit set to 1 allows the receiver to accept packets that
are smaller than 64 bytes. The packet must be at least 8 bytes long to be
accepted as a runt.
AB Accept Broadcast Packets: 1: Accept, 0: Reject
AM Accept Multicast Packets: 1: Accept, 0: Reject
APM Accept Physical Match Packets: 1: Accept, 0: Reject
AAP Accept All Packets with Destination Address: 1: Accept, 0: Reject
22
RTL8169
Rev.1.21