×

Buffering non-posted read commands and responses

  • US 20040024947A1
  • Filed: 11/01/2002
  • Published: 02/05/2004
  • Est. Priority Date: 07/31/2002
  • Status: Active Grant
First Claim
Patent Images

1. A southbridge device comprising:

  • a transmit engine adapted to receive non-posted read requests from at least one requestor, and transmit upstream commands based on said non-posted read requests;

    a receive engine adapted to receive response data in reply to commands previously transmitted by said transmit engine, and transmit responses to said at least one requestor based on said response data; and

    a buffer unit connected to said transmit engine and said receive engine, said buffer unit being adapted to store command identification data identifying commands transmitted or to be transmitted by said transmit engine, and response availability data specifying response data that has been received by said receive engine.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×