Patent ID: 8775704

Claim:
A method for communication in a notebook including a secondary processor coupled to a first serial bus, and an auxiliary display subsystem, the method comprising: (a)sending at least one message from the auxiliary display subsystem to the secondary processor over the first serial bus, wherein said auxiliary display subsystem comprises an auxiliary processor, and wherein said auxiliary processor is separate from a central processing unit, and wherein said auxiliary processor, said central processing unit and said secondary processor reside within said notebook, and wherein said secondary processor is operable to provide internally originated data to said auxiliary processor when said central processing unit is in a low-power state, and wherein said auxiliary display subsystem is operable to render said internally originated data from said secondary processor when said central processing unit is in said low-power state, and wherein said auxiliary processor is coupled to said central processing unit via a second serial bus, and wherein said auxiliary processor is operable to send a first request over said serial bus and operable to send a second request over said second serial bus; and (b)sending at least one message from the secondary processor to the auxiliary display subsystem over the first serial bus.