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4.41 Capability ID Register
The capability ID register identifies the linked list item as the register for PCI power management. The register returns
01h when read, which is the unique ID assigned by the PCI SIG for the PCI location of the capabilities pointer and
the value.
Bit 7 6 5 4 3 2 1 0
Name Capability ID
Type R R R R R R R R
Default 0 0 0 0 0 0 0 1
Register: Capability ID
Offset: A0h
Type: Read-only
Default: 01h
4.42 Next Item Pointer Register
The contents of this register indicate the next item in the linked list of the PCI power management capabilities.
Because the PCI7x21/PCI7x11 functions only include one capabilities item, this register returns 0s when read.
Bit 7 6 5 4 3 2 1 0
Name Next item pointer
Type R R R R R R R R
Default 0 0 0 0 0 0 0 0
Register: Next item pointer
Offset: A1h
Type: Read-only
Default: 00h