Controlling Display Performance Using Display System Hints

    公开(公告)号:US20170352323A1

    公开(公告)日:2017-12-07

    申请号:US15274639

    申请日:2016-09-23

    Applicant: Apple Inc.

    Abstract: Embodiments provide for a display system to generate and display data on a display device, the display system comprising one or more graphics processors to generate one or more frames of data for display on the display device; a display engine to present the one or more frames of data to the display device for display; display logic to receive a request to display the one or more frames of data and generate one or more display events for the display engine based on the request, wherein the request includes a first hint to indicate a complexity of the one or more frames of data and the one or more display events includes a second hint derived from the first hint; and a performance controller to adjust one or more performance related parameters for the display system based on the second hint.

    MEMORY MANAGEMENT OF DATA PROCESSING SYSTEMS
    3.
    发明申请
    MEMORY MANAGEMENT OF DATA PROCESSING SYSTEMS 有权
    数据处理系统的内存管理

    公开(公告)号:US20160357572A1

    公开(公告)日:2016-12-08

    申请号:US14973371

    申请日:2015-12-17

    Applicant: Apple Inc.

    Abstract: Techniques for memory management of a data processing system are described herein. According to one embodiment, a memory usage monitor executed by a processor of a data processing system monitors memory usages of groups of programs running within a memory of the data processing system. In response to determining that a first memory usage of a first group of the programs exceeds a first predetermined threshold, a user level reboot is performed in which one or more applications running within a user space of an operating system of the data processing system are terminated and relaunched. In response to determining that a second memory usage of a second group of the programs exceeds a second predetermined threshold, a system level reboot is performed in which one or more system components running within a kernel space of the operating system are terminated and relaunched.

    Abstract translation: 本文描述了用于数据处理系统的存储器管理的技术。 根据一个实施例,由数据处理系统的处理器执行的存储器使用监视器监视在数据处理系统的存储器内运行的程序组的存储器使用。 响应于确定第一组程序的第一存储器使用超过第一预定阈值,执行用户级别重新启动,其中在数据处理系统的操作系统的用户空间内运行的一个或多个应用程序被终止 并重新启动。 响应于确定第二组程序的第二存储器使用超过第二预定阈值,执行系统级别重新启动,其中在操作系统的内核空间内运行的一个或多个系统组件被终止并重新启动。

    Controlling display performance with target presentation times

    公开(公告)号:US10510317B2

    公开(公告)日:2019-12-17

    申请号:US15274616

    申请日:2016-09-23

    Applicant: Apple Inc.

    Abstract: Embodiments described herein provide for a display system to generate and display data on a display device, the display system comprising one or more graphics processors to generate one or more frames of data for display on the display device; display logic to receive a request to display the one or more frames of data, the request including a requested presentation time in which the one or more frames of data are to be displayed; and a display engine to present the one or more frames of data to the display device for display at a target presentation time, the target presentation time derived from the requested presentation time, wherein the display engine is to adjust a refresh rate of the display device based on the target presentation time of the one or more frames of data.

    Memory management of data processing systems

    公开(公告)号:US10956172B2

    公开(公告)日:2021-03-23

    申请号:US15962298

    申请日:2018-04-25

    Applicant: Apple Inc.

    Abstract: Techniques for memory management of a data processing system are described herein. According to one embodiment, a memory usage monitor executed by a processor of a data processing system monitors memory usages of groups of programs running within a memory of the data processing system. In response to determining that a first memory usage of a first group of the programs exceeds a first predetermined threshold, a user level reboot is performed in which one or more applications running within a user space of an operating system of the data processing system are terminated and relaunched. In response to determining that a second memory usage of a second group of the programs exceeds a second predetermined threshold, a system level reboot is performed in which one or more system components running within a kernel space of the operating system are terminated and relaunched.

    Controlling display performance using display system hints

    公开(公告)号:US10706604B2

    公开(公告)日:2020-07-07

    申请号:US15274639

    申请日:2016-09-23

    Applicant: Apple Inc.

    Abstract: Embodiments provide for a display system to generate and display data on a display device, the display system comprising one or more graphics processors to generate one or more frames of data for display on the display device; a display engine to present the one or more frames of data to the display device for display; display logic to receive a request to display the one or more frames of data and generate one or more display events for the display engine based on the request, wherein the request includes a first hint to indicate a complexity of the one or more frames of data and the one or more display events includes a second hint derived from the first hint; and a performance controller to adjust one or more performance related parameters for the display system based on the second hint.

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