cx82100 Conexant Systems, Inc., cx82100 Datasheet - Page 195

• Manufacturer Part Number: cx82100
• Description: Home Network Processor Hnp
• Manufacturer: Conexant Systems, Inc.

10.2
Table 10-4. M2M Registers
10.3
10.3.1
10.3.2
101306C
M2M_DMA
M2M_Cntl
Bit(s)
Bit(s)
22:21
63:0
19:0
20
Register Label
Type
RWp
Type
RW
RW
RW
M2M Register Memory Map
M2M Registers
Memory to Memory DMA Data Register (M2M_DMA: 0x00350000)
Memory to Memory DMA Transfer Control/Counter (M2M_Cntl: 0x00350004)
Default
Default
20’b0
64’bx
Conexant Proprietary and Confidential Information
2’b0
1’b0
M2M registers are identified in Table 10-4
Memory to Memory DMA Data Register
Memory to Memory DMA Transfer
Control/Counter
CX82100 Home Network Processor Data Sheet
M2M_DMA
M2M_BS
M2M_DO
M2M_Cnt
Register Name
Name
Name
A single qword buffer for DMA source/destination access.
Memory to Memory Bytes to Lag Data or Shift Left.
No. of bytes to lag data or shift left. Useful for little-endian
byte re-alignment.
Disabled Memory to Memory Source Transfers.
Memory to Memory Count.
No. of qwords to transfer.
0 = Enable source and destination transfers.
1 = Disable source transfers, and enable only
ASB Address
destination transfers.
0x00350004
0x00350000
Description
Description
Type
RWp
RW
Default Value
0x00000000
64’bx
10.3.1
10.3.2
Ref.
10-3