PI7C9X20404SLCFDE Pericom Semiconductor, PI7C9X20404SLCFDE Datasheet - Page 62

• Manufacturer Part Number: PI7C9X20404SLCFDE
• Description: IC PCIE PACKET SWITCH 128LQFP
• Manufacturer: Pericom Semiconductor
• Series: SlimLine™r

Specifications of PI7C9X20404SLCFDE

• Applications: Data Transport
• Interface: Advanced Configuration Power Interface (ACPI)
• Package / Case: 128-LQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -

7.2.85
7.2.86
7.2.87
7.2.88
7.2.89
July 2009 – Revision 1.2
Pericom Semiconductor
HEADER LOG REGISTER – OFFSET From 11Ch to 128h
PCI EXPRESS VIRTUAL CHANNEL CAPABILITY ID REGISTER – OFFSET
140h (Upstream Only)
CAPABILITY VERSION – OFFSET 140h (Upstream Only)
NEXT ITEM POINTER REGISTER – OFFSET 140h (Upstream Only)
PORT VC CAPABILITY REGISTER 1 – OFFSET 144h (Upstream Only)
BIT
6
7
8
31:9
BIT
31:0
63:32
95:64
127:96
BIT
15:0
BIT
19:16
BIT
31:20
BIT
2:0
3
FUNCTION
ECRC Generation
Enable
ECRC Check
Capable
ECRC Check Enable
Reserved
FUNCTION
1
2
3
4
FUNCTION
Extended
Capabilities ID
FUNCTION
Capability Version
FUNCTION
Next Capability
Offset
FUNCTION
Extended VC Count
Reserved
st
nd
rd
th
DWORD
DWORD
DWORD
DWORD
TYPE
TYPE
TYPE
TYPE
TYPE
TYPE
RWS
RWS
ROS
ROS
ROS
ROS
RO
RO
RO
RO
RO
RO
RO
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DESCRIPTION
When set, it enables the generation of ECRC when needed.
Reset to 0b.
When set, it indicates the Switch has the capability to check ECRC.
Reset to 1b.
When set, the function of checking ECRC is enabled.
Reset to 0b.
Reset to 0.
DESCRIPTION
Hold the 1st DWORD of TLP Header. The Head byte is in big endian.
Hold the 2nd DWORD of TLP Header. The Head byte is in big endian.
Hold the 3rd DWORD of TLP Header. The Head byte is in big endian.
Hold the 4th DWORD of TLP Header. The Head byte is in big endian.
DESCRIPTION
Read as 0002h to indicate that these are PCI express extended capability
registers for virtual channel.
DESCRIPTION
Read as 1h. Indicates PCIe Base Specification compliance.
Reset to 1h.
DESCRIPTION
Pointer points to the PCI Express Power Budgeting Capability register
(20Ch).
Reset to 20Ch.
DESCRIPTION
It indicates the number of extended Virtual Channels in addition to the default
VC supported by the Switch.
Reset to 000b.
Reset to 0b.
4Port-4Lane PCI Express® Switch
SlimLine
PI7C9X20404SL
Datasheet
TM
Family