PI7C9X20505GPBNDE Pericom Semiconductor, PI7C9X20505GPBNDE Datasheet - Page 43

• Manufacturer Part Number: PI7C9X20505GPBNDE
• Description: IC PCIE PACKET SWITCH 256BGA
• Manufacturer: Pericom Semiconductor
• Series: GreenPacket™r

Specifications of PI7C9X20505GPBNDE

• Applications: Data Transport
• Interface: Advanced Configuration Power Interface (ACPI)
• Package / Case: 256-PBGA
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -

7.2.33
7.2.34
7.2.35
7.2.36
7.2.37
June 2009 – Revision 1.5
Pericom Semiconductor
PPB SUPPORT EXTENSIONS – OFFSET 84h
DATA REGISTER – OFFSET 84h
MSI CAPABILITY ID REGISTER – OFFSET 8Ch (Downstream Port Only)
NEXT ITEM POINTER REGISTER – OFFSET 8Ch (Downstream Port Only)
MESSAGE CONTROL REGISTER – OFFSET 8Ch (Downstream Port Only)
BIT
7:4
8
12:9
14:13
15
BIT
21:16
22
23
BIT
31:24
BIT
7:0
BIT
15:8
BIT
16
19:17
22:20
FUNCTION
Reserved
PME# Enable
Data Select
Data Scale
PME status
FUNCTION
Reserved
B2_B3 Support for
D3
Bus Power / Clock
Control Enable
FUNCTION
Data Register
FUNCTION
Enhanced
Capabilities ID
FUNCTION
Next Item Pointer
FUNCTION
MSI Enable
Multiple Message
Capable
Multiple Message
HOT
TYPE
TYPE
TYPE
TYPE
TYPE
TYPE
RWS
ROS
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
RO
RO
Page 43 of 81
DESCRIPTION
Reset to 1b.
Reset to 0b.
When asserted, the Switch will generate the PME# message. Reset to 0b.
Select data registers.
Reset to 0h.
Reset to 00b.
Read as 0b as the PME# message is not implemented.
DESCRIPTION
Reset to 000000b.
Does not apply to PCI Express. Must be hardwired to 0b.
Does not apply to PCI Express. Must be hardwired to 0b.
DESCRIPTION
Data Register. The default value may be changed by SMBus or auto-loading
from EEPROM.
Reset to 0b.
DESCRIPTION
Read as 05h to indicate that this is message signal interrupt capability
register.
DESCRIPTION
Pointer points to the Vendor specific capability register (A4h).
Reset to A4h.
DESCRIPTION
0b: The function is prohibited from using MSI to request service
1b: The function is permitted to use MSI to request service and is prohibited
Reset to 0b.
Read as 000b.
Reset to 000b.
from using its INTx # pin
5Port-5Lane PCI Express Switch
GreenPacket
PI7C9X20505GP
Datasheet
TM
Family