cn8237 Mindspeed Technologies, cn8237 Datasheet - Page 234

• Manufacturer Part Number: cn8237
• Description: Atm Oc-12 Servicesar Plus With Xbr Traffic Management
• Manufacturer: Mindspeed Technologies

8.0 DMA Coprocessor
8.6 Control Bit by Bit Endian Transfers
8.6.5 Master Control Dword Swap
Figure 8-6. Master Control Dword Swap
8-8
Transfer
Bus
PCI
Data Structures
in Data Sheet
As Shown
Transfers
Transfer
As One
As Two
64-bit
32-bit
Special Status bit 26 controls swapping of control writes by the SAR to host
memory. It swaps the two 32-bit words within a 64-bit transaction. See
Figure
OR
8-6.
Mindspeed Technologies
7
3
6
2
5
1
7
3
3
7
2
6
4
0
2
6
5
1
3
7
1
5
ATM OC-12 ServiceSAR Plus with xBR Traffic Management
4
0
2
6
0
4
1
5
PCI Host [2:0]
0
4
0
4
™
Status Queue Entries
RSM Buffer Descriptor Next
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