Patent ID: 9065799
Filing Date: 2015-06-23
Classification: G06F,H04L

Abstract:
1. A network interface device for use in an electronic device, comprising: a first system that includes: a second system having second integrated circuits, a communication channel between the first system and the second system, the communication channel including a first shared memory configured to be accessible by both the first system and the second system, and a second shared memory configured to have a first portion configured to be accessible by both the first system and the second system, and a second portion configured to be accessible by the second system and to not be accessible by the first system, wherein the second system is configured to send control information to the first system to control the first system, and receive status information from the first system via the communication channel, the traffic, flowing between the external electronic device and the host system and monitored by the first system, is isolated from the second system, the second system is configured to monitor the first portion of the second shared memory that is used by the first system, and the communication channel is configured to provide mutual exclusion to enable only one system of the first system and the second system access to a same region of the first shared memory at a time.