AUTOMATIC WAKING OF POWER DOMAINS FOR GRAPHICS CONFIGURATION REQUESTS

    公开(公告)号:US20190095223A1

    公开(公告)日:2019-03-28

    申请号:US15716239

    申请日:2017-09-26

    Abstract: Embodiments are generally directed to automatic waking of power domains for graphics configuration requests. An embodiment of an apparatus an interface to receive a graphics configuration request, wherein the graphics configuration request is directed to a target graphics register in a graphics domain; registers for storage of data, the registers including one or more configuration registers that are accessible for storage of the graphics configuration request; automatic power domain determination logic to determine a power domain for the target graphics register based on shared information accessed by the automatic power domain determination logic; and wake indication logic to determine whether the power domain for the target graphics register is in a reduced power state and, upon making a reduced power state determination, to generate a wake indication for the power domain.

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