Power Management Capability Structure - Renesas IDT 89HPES4T4 User Manual

Pci express switch
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IDT Configuration Registers
Notes
PES4T4 User Manual
PCIELSTS2 - PCI Express Link Status 2 (0x072)
Bit
Field
Type
Field
Name
15:0
Reserved
RO
PCIESCAP2 - PCI Express Slot Capabilities 2 (0x074)
Bit
Field
Type
Field
Name
31:0
Reserved
RO
PCIESCTL2 - PCI Express Slot Control 2 (0x078)
Bit
Field
Type
Field
Name
15:0
Reserved
RO
PCIESSTS2 - PCI Express Slot Status 2 (0x07A)
Bit
Field
Type
Field
Name
15:0
Reserved
RO

Power Management Capability Structure

PMCAP - PCI Power Management Capabilities (0x0C0)
Bit
Field
Type
Field
Name
7:0
CAPID
RO
15:8
NXTPTR
RWL
18:16
VER
RO
19
PMECLK
RO
20
Reserved
RO
21
DEVSP
RWL
Default
Value
0x0
Reserved field.
Default
Value
0x0
Reserved field.
Default
Value
0x0
Reserved field.
Default
Value
0x0
Reserved field.
Default
Value
0x1
Capability ID. The value of 0x1 identifies this capability as a
PCI power management capability structure.
0xD0
Next Pointer. This field contains a pointer to the next capa-
bility structure.
The value in this field is 0xD0 and points to the MSI capabil-
ity structure.
0x3
Power Management Capability Version. This field indi-
cates compliance with version two of the specification.
Complies with version the PCI Bus Power Management
Interface Specification, Revision 1.2.
0x0
PME Clock. Does not apply to PCI Express.
0x0
Reserved field.
0x0
Device Specific Initialization. The value of zero indicates
that no device specific initialization is required.
9 - 32
Description
Description
Description
Description
Description
February 1, 2011

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