6.2.7
Result Ring 0 Base Address Register
This register is the result ring 0 base address in host memory. After the 820x finishes a
command, it will write the result to the result ring. The Result Ring (RR) base address must
be 8-byte aligned.
Type:
Offset
Read/Write
x‘0220’
RR0_BASEADR_H[31:0]
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
RR0_BASEADR_L[31:0]
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
Field Name
Description
Bits
Reset
RR0_BASEADR_H
[31:0]
Result ring 0 base address high double word
Result ring 0 base address low double word
63:32
0
RR0_BASEADR_L
[31:0]
31:0
0
6.2.8
Result Ring 0 Write Pointer Register
This register is the 820x result ring 0 write pointer. The host can read this register to
determine the how many entries the 820x has written to the result ring 0.
Type:
Offset
Read/Write
x‘0228’
RR0_WP[31:0]
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
Field Name
Description
Result ring 0 write pointer
Bits
Reset
RR0_WP[31:0]
31:0
0
820x – Data Sheet, DS-0157-D
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