MEDIATEK Ralink MT7620 - Page 207

PGMT7620_V.1.0_040503
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MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
2.19.7 PDMA Rx Descriptor Format
SDL1[13:0]
LS0
SDL0[13:0]
SDP0[31:0]
DDONE BURST LS1
SDP1[31:0]
PPE_Entry[13:0]
bit 31 bit 0
DWORD0
DWORD1
DWORD2 DWORD3
CRSN[4:0]0
(TXINFO)
0
0 0
PKT_INFO[5:0]
SP[2:0]
UDF[4:0]
0
Figure 2-28 PDMA Rx Descriptor Format
The following is a detailed description of each field in the PDMA RXD.