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System and Method for Runtime Update of ESRT Table for Hot-Pluggable Disks

  • US 20170357500A1
  • Filed: 06/13/2016
  • Published: 12/14/2017
  • Est. Priority Date: 06/13/2016
  • Status: Active Grant
First Claim
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1. An information handling system comprising:

  • a memory to store an extensible firmware interface (EFI) system resource table (ESRT) and an ESRT capsule;

    a remote access controller to communicate with the memory, the remote access controller to detect an insertion of a hot-pluggable device into the information handling system, to retrieve firmware details for the hot-pluggable device, to create a firmware capsule payload based on the firmware details, and to store the firmware capsule payload in the memory; and

    a host processor to communicate with the memory, the host processor operable in a pre-boot mode and in an operating system runtime mode, the host processor while in the operating system runtime to retrieve the firmware capsule payload from the memory, to update a cached operating system ESRT based on the firmware capsule payload, to retrieve updated firmware for the hot-pluggable device, and to create the ESRT capsule based on the updated firmware.

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