The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 23, 2014
Filed:
Oct. 31, 2012
Dell Products L.p., Round Rock, TX (US);
Dell Products L.P., Round Rock, TX (US);
Abstract
A system and method for BIOS and controller communication is provided herein. The system may include an information handling system that includes a central processing unit coupled to a memory. The memory may contain a basic input/output system (BIOS). The information handling systems may also include a controller coupled to a nonvolatile memory and a register coupled to the central processing unit and the controller. The controller may be operable to store a key in the nonvolatile memory; write the key to the register in response to a signal from the BIOS; receive a command from the BIOS; verify the command is from the BIOS using the key; and execute the command if the command is from the BIOS.