PI7C9X110 Pericom Semiconductor Corporation, PI7C9X110 Datasheet - Page 60

• Manufacturer Part Number: PI7C9X110
• Description: Pcie-to-pci Reversible Bridge
• Manufacturer: Pericom Semiconductor Corporation

7.4.72 DEVICE STATUS REGISTER – OFFSET B8h
7.4.73 LINK CAPABILITY REGISTER – OFFSET BCh
Pericom Semiconductor
BIT
3
4
7:5
8
9
10
11
14:12
15
BIT
16
17
18
19
20
21
31:22
BIT
FUNCTION
Unsupported Request
Reporting Enable
Relaxed Ordering Enable
Max Payload Size
Extended Tag Field Enable
Phantom Functions Enable
Auxiliary Power PM Enable
No Snoop Enable
Maximum Read Request
Size
Configuration Retry Enable
FUNCTION
Correctable Error Detected
Non-Fatal Error Detected
Fatal Error Detected
Unsupported Request
Detected
AUX Power Detected
Transaction Pending
Reserved
FUNCTION
TYPE
TYPE
TYPE
RWC
RWC
RWC
RWC
RW
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
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DESCRIPTION
Reset to 0h
Relaxed Ordering disabled
Reset to 0h
This field sets the maximum TLP payload size for the PI7C9X110
000: 128 bytes
001: 256 bytes
010: 512 bytes
011:1024 bytes
100: 2048 bytes
101: 4096 bytes
110: reserved
111: reserved
Reset to 000
Reset to 0
Phantom functions not supported
Reset to 0
Auxiliary power PM not supported
Reset to 0
Bridge never sets the No Snoop attribute in the transaction it initiates
Reset to 0
This field sets the maximum Read Request Size for the device as a requester
000: 128 bytes
001: 256 bytes
010: 512 bytes
011: 1024 bytes
100: 2048 bytes
101: 4096 bytes
110: reserved
111: reserved
Reset to 2h
Reset to 0
DESCRIPTION
Reset to 0
Reset to 0
Reset to 0
Reset to 0
Reset to 1
0: No transaction is pending on transaction layer interface
1: Transaction is pending on transaction layer interface
Reset to 0
Reset to 0000000000
DESCRIPTION
May 2008, Revision 2.6
PCIe-to-PCI Reversible Bridge
PI7C9X110