PI7C9X110 Pericom Semiconductor Corporation, PI7C9X110 Datasheet - Page 40

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

7.4.22 PREFETCHABLE BASE UPPER 32-BIT REGISTER – OFFSET 28h
7.4.23 PREFETCHABLE LIMIT UPPER 32-BIT REGISTER – OFFSET 2Ch
7.4.24 I/O BASE UPPER 16-BIT REGISTER – OFFSET 30h
7.4.25 I/O LIMIT UPPER 16-BIT REGISTER – OFFSET 30h
7.4.26 CAPABILITY POINTER – OFFSET 34h
7.4.27 EXPANSION ROM BASE ADDRESS REGISTER – OFFSET 38h
7.4.28 INTERRUPT LINE REGISTER – OFFSET 3Ch
Pericom Semiconductor
BIT
31:0
BIT
31:0
BIT
15:0
BIT
31:16
BIT
31:8
7:0
BIT
31:0
BIT
7:0
FUNCTION
Prefetchable Base Upper 32-
bit
FUNCTION
Prefetchable Limit Upper
32-bit
FUNCTION
I/O Base Upper 16-bit
FUNCTION
I/O Limit Upper 16-bit
FUNCTION
Reserved
Capability Pointer
FUNCTION
Expansion ROM Base
Address
FUNCTION
Interrupt Line
TYPE
TYPE
TYPE
TYPE
TYPE
TYPE
TYPE
RW
RW
RW
RW
RW
RO
RO
RO
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DESCRIPTION
Bit [63:32] of prefetchable base
Reset to 00000000h
DESCRIPTION
Bit [63:32] of prefetchable limit
Reset to 00000000h
DESCRIPTION
Bit [31:16] of I/O Base
Reset to 0000h
DESCRIPTION
Bit [31:16] of I/O Limit
Reset to 0000h
DESCRIPTION
Reset to 0
Capability pointer to 80h
Reset to 80h
DESCRIPTION
Expansion ROM not supported.
Reset to 00000000h
DESCRIPTION
These bits apply to reverse bridge only.
For initialization code to program to tell which input of the interrupt
controller the PI7C9X110’s INTA_L in connected to.
Reset to 00000000
May 2008, Revision 2.6
PCIe-to-PCI Reversible Bridge
PI7C9X110