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:
May. 12, 2026

Filed:

Mar. 31, 2022
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Sagi Lahav, Kiryat Bialik, IL;

Lital Levy-Rubin, Tel Aviv, IL;

Gaurav Garg, San Jose, CA (US);

Gerard R. Williams, III, Los Altos, CA (US);

Samer Nassar, Nazareth, IL;

Per H. Hammarlund, Sunnyvale, CA (US);

Harshavardhan Kaushikkar, San Jose, CA (US);

Srinivasa Rangan Sridharan, Santa Clara, CA (US);

Jeff Gonion, Campbell, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/46 (2006.01); G06F 9/30 (2018.01); G06F 9/32 (2018.01); G06F 9/50 (2006.01);
U.S. Cl.
CPC ...
G06F 9/467 (2013.01); G06F 9/30079 (2013.01); G06F 9/321 (2013.01); G06F 9/5016 (2013.01);
Abstract

Techniques are disclosed relating to an I/O agent circuit. The I/O agent circuit may include a transaction pipeline and a pool of counters. The I/O agent circuit may initialize a first counter included in the pool of counters with an initial counter value. The I/O agent circuit may assign the first counter to a specific transaction type. The I/O agent circuit may increment the first counter as a part of allocating a transaction of a transaction type included in a set of transaction types different than the specific transaction type. Based on receiving a transaction request to process a first transaction of the specific transaction type, the I/O agent circuit may bind the first transaction to the first counter. The I/O agent circuit may issue the first transaction to the transaction pipeline based on a counter value stored by the first counter matching the initial counter value.


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