Msgdma descriptors, Msgdma descriptors -7 – Altera Embedded Peripherals IP User Manual
Page 223

mSGDMA Descriptors
The descriptor slave port is 128 bits for standard descriptors and 256 bits for extended descriptors. The
tables below show acceptable standard and extended descriptor formats.
Table 22-1: Standard Descriptor Format
Byte Lanes
Offset
3
2
1
0
0x0
Read Address[31:0]
0x4
Write Address[31:0]
0x8
Length[31:0]
UG-01085
2014.24.07
mSGDMA Descriptors
22-7
Altera Modular Scatter-Gather DMA
Altera Corporation
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