MEDIATEK Ralink MT7620 - Page 205

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
2.19.6 PDMA Tx Descriptor Format
SDL1[13:0]
LS0
SDL0[13:0]
SDP0[31:0]
DDONE BURST LS1
SDP1[31:0]
VIDX
[3:0]
bit 31 bit 0
DWORD0
DWORD1
DWORD2 DWORD3
UDF[4:0]
ICO
(TXINFO)
UCO
TCO
TSO
FP_BMAP[7:0] 0
0
INSP
SIDX[3:0]
INSV
VPRI [2:0]
Figure 2-27 PDMA Tx Descriptor Format
The following is a detailed description of each field in the PDMA TXD.