21150-AB

Manufacturer Part Number21150-AB
DescriptionCommunications, Transparent PCI-to-PCI Bridge
ManufacturerIntel Corporation
21150-AB datasheet
 

Specifications of 21150-AB

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15.1.33
Next Item Ptr Register—Offset DDh
This section describes the next item ptr register. (Implemented in the 21150-AB and later revisions
only. In the 21150-AA, these registers are reserved.)
Dword address = DCh
Byte enable p_cbe_l<3:0> = xx0xb
Dword Bit
15:8
NEXT_ITEM
15.1.34
Power Management Capabilities Register—Offset DEh
This section describes the power management capabilities register. (Implemented in the 21150-AB
and later revisions only. In the 21150-AA, these registers are reserved.)
Dword address = DCh
Byte enable p_cbe_l<3:0> = 00xxb
Dword Bit
18:16
PM_VER
19
PME#Clock
20
AUX
21
DSI
24:22
Reserved
25
D1
26
D2
31:27
PME_SUP
Preliminary
Datasheet
Name
R/W
Next item pointer. Reads as 0 to indicate
R
that there are no other ECP registers.
Name
R/W
Power Management Revision. Reads as 001 to
indicate that this device is compliant with
R
Revision 1.0 of the PCI Power Management
Interface Specification .
PME# Clock Required. Reads as 0 to indicate
that this device does not
R
support the PME# pin.
Auxiliary Power Support. Reads as 0 to
R
indicate that this device does not have PME#
support or an auxiliary power source.
Device Specific Initialization. Reads as 0 to
R
indicate that this device does not have device-
specific initialization requirements.
R
Reserved. Read as 000b.
D1 Power State Support. Reads as 0 to
R
indicate that this device does not support the
D1 power management state.
D2 Power State Support. Reads as 0 to
R
indicate that this device does not support the
D2 power management state.
PME# Support. Reads as 0 to indicate that this
R
device does not support the PME# pin.
21150
Description
Description
123