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.

Date of Patent:
Oct. 22, 2019

Filed:

Jul. 28, 2016
Applicant:

Microsoft Technology Licensing, Llc., Redmond, WA (US);

Inventors:

Ramakoti R. Bhimanadhuni, Redmond, WA (US);

Mallik Bulusu, Bellevue, WA (US);

Brijesh Ramachandran, Redmond, WA (US);

Bryan D. Kelly, Carnation, WA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2018.01); G06F 9/4401 (2018.01); G06F 3/06 (2006.01); G06F 8/65 (2018.01); G06F 8/654 (2018.01);
U.S. Cl.
CPC ...
G06F 9/4406 (2013.01); G06F 3/0604 (2013.01); G06F 3/0631 (2013.01); G06F 3/0632 (2013.01); G06F 3/0685 (2013.01); G06F 8/65 (2013.01); G06F 9/4401 (2013.01); G06F 8/654 (2018.02);
Abstract

Systems and methods are disclosed for an initialization process that selectively reloads part or all of the UEFI when called by the operating system. The reload skips platform initialization and enables the selective loading of UEFI modules with tailored dependencies. A special protected region of memory is reserved and is not available for use by the host operating system. Once initialized, the UEFI will use the reserved memory region to execute code that initiates or loads UEFI modules. The host operating system will await the UEFI reload and then re-initialize the functions, structures and variables it receives from the UEFI.


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