Remote configuration access for integrated circuit devices
First Claim
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1. A method comprising:
- receiving by a local integrated circuit device configuration access requests through one of at least two interfaces using a first communication protocol; and
accessing a configuration space of one or more remote integrated circuit devices in accordance with the received configuration access requests, but using a second communication protocol which is different than the first communication protocol.
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Abstract
A local integrated circuit device provides remote configuration access to one or more remote integrated circuit devices. The local integrated circuit device receives configuration access requests through at least two interfaces. The local integrated circuit device accesses a configuration space of one or more remote integrated circuit devices in accordance with the received configuration access requests.
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Citations
24 Claims
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1. A method comprising:
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receiving by a local integrated circuit device configuration access requests through one of at least two interfaces using a first communication protocol; and
accessing a configuration space of one or more remote integrated circuit devices in accordance with the received configuration access requests, but using a second communication protocol which is different than the first communication protocol. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An integrated circuit device comprising:
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at least two interfaces to receive configuration access requests, wherein one of the at least two interfaces uses a first communication protocol; and
accessing circuitry to access a configuration space of one or more remote integrated circuit devices in accordance with the received configuration access requests, but to use a second communication protocol which is different than the first communication protocol. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A system comprising:
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(a) a plurality of remote integrated circuit devices having respective configuration spaces; and
(b) a local integrated circuit device comprising;
(i) at least two interfaces to receive configuration access requests, wherein one of the at least two interfaces uses a first communication protocol; and
(ii) accessing circuitry to access the configuration space of at least one of the plurality of remote integrated circuit devices in accordance with the received configuration access requests, but to;
use a second communication protocol which is different than the first communication protocol.- View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22)
(c) at least two external devices coupled to the at least two interfaces to issue configuration access requests.
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22. The system of claim 21, wherein the at least two external devices comprise a processor, a peripheral component interface (PCI) device, a server management device, a test device, and/or a debug device.
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23. A system comprising:
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(a) one or more processors;
(b) memory;
(c) one or more input/output devices;
(d) one or more remote integrated circuit devices having respective configuration spaces; and
(e) a local integrated circuit device comprising;
(i) at least two interfaces to receive configuration access requests, wherein one of the at least two interfaces uses a first communication protocol; and
(ii) accessing circuitry to access the configuration space of at least one of the one or more remote integrated circuit devices in accordance with the received configuration access requests, but to use a second communication protocol which is different than the first communication protocol. - View Dependent Claims (24)
wherein the one or more remote integrated circuit devices comprise a system data device, a memory addressing device, a memory data device, an input/output expander bridge, and/or a graphics expander bridge.
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Specification