IDT Configuration Registers
PES16T4G2 User Manual
8 - 52
January 28, 2013
Notes
Power Budgeting Enhanced Capability
PWRBCAP - Power Budgeting Capabilities (0x280)
PWRBDSEL - Power Budgeting Data Select (0x284)
PWRBD - Power Budgeting Data (0x288)
23:20
PHASE29
RW
0x6
Phase 29. This field contains the port ID for the corresponding port
arbitration period.
27:24
PHASE30
RW
0x2
Phase 30. This field contains the port ID for the corresponding port
arbitration period.
31:28
PHASE31
RW
0x4
Phase 31. This field contains the port ID for the corresponding port
arbitration period.
Bit
Field
Field
Name
Type Default
Value
Description
15:0
CAPID
RWL
0x0
Capability ID. The value of 0x4 indicates a power budgeting capa-
bility structure.
If the power budgeting capability is used, then this field should be
initialized with data from a serial EEPROM.
19:16
CAPVER
RWL
0x0
Capability Version. The value of 0x1. indicates compatibility with
version 1 of the specification.
If the power budgeting capability is used, then this field should be
initialized with data from a serial EEPROM.
31:20
NXTPTR
RWL
0x0
Next Pointer.
Bit
Field
Field
Name
Type Default
Value
Description
7:0
DVSEL
RW
0x0
Data Value Select. This field selects the Power Budgeting Data
Value (PWRBDVx) register whose contents are reported in the
Data (DATA) field of the Power Budgeting Data (PWRBD) register.
Setting this field to a value greater than 7, causes zero to be
returned in the DATA field of the PWRBD register.
31:8
Reserved
RO
0x0
Reserved field.
Bit
Field
Field
Name
Type Default
Value
Description
31:0
DATA
RO
0x0
Data. If the Data Value Select (DVSEL) field in the Power Budget-
ing Data Select register contains a value of zero through 7, then
this field returns the contents of the corresponding Power Budget-
ing Data Value (PWRBDVx) register. Otherwise, this field contains
a value of zero.
Bit
Field
Field
Name
Type Default
Value
Description
Summary of Contents for 89HPES16T4G2
Page 10: ...IDT Table of Contents PES16T4G2 User Manual iv January 28 2013 Notes...
Page 12: ...IDT List of Tables PES16T4G2 User Manual vi January 28 2013 Notes...
Page 14: ...IDT List of Figures PES16T4G2 User Manual viii January 28 2013 Notes...
Page 18: ...IDT Register List PES16T4G2 User Manual xii January 28 2013 Notes...
Page 30: ...IDT PES16T4G2 Device Overview PES16T4G2 User Manual 1 12 January 28 2013 Notes...
Page 48: ...IDT Link Operation PES16T4G2 User Manual 3 10 January 28 2013 Notes...
Page 68: ...IDT SMBus Interfaces PES16T4G2 User Manual 5 18 January 28 2013 Notes...
Page 72: ...IDT Power Management PES16T4G2 User Manual 6 4 January 28 2013 Notes...
Page 140: ...IDT Configuration Registers PES16T4G2 User Manual 8 62 January 28 2013 Notes...