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    • 11. 发明专利
    • Method and arrangement for launching trusted coexisting environment
    • 启动信号共享环境的方法和布置
    • JP2009104258A
    • 2009-05-14
    • JP2007273185
    • 2007-10-19
    • Intel Corpインテル・コーポレーション
    • ZIMMER VINCENTCOOL LYLE
    • G06F21/22G06F12/14G06F21/24
    • PROBLEM TO BE SOLVED: To provide a method and arrangement for launching a plurality of trusted and distinct coexisting environments. SOLUTION: This system is configured to launch a partition manager for establishing an embedded and main partition. The embedded partitions are not visible to the main OS, and host critical operations. The main partition hosts a general-purpose OS and user applications, and manages resources that are not assigned to the embedded partitions. Trustworthiness in the launch of the embedded partitions is established by comparing integrity metrics for a runtime environment against the integrity measurements of a trusted runtime environment for the embedded partition (S345) by sealing a cryptographic key with integrity metrics in a trusted platform module. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于启动多个可信和不同的共存环境的方法和装置。

      解决方案:该系统配置为启动分区管理器以建立嵌入式和主分区。 嵌入式分区对主操作系统不可见,并且主机关键操作。 主分区托管通用操作系统和用户应用程序,并管理未分配给嵌入式分区的资源。 通过将可靠平台模块中的加密密钥与完整性度量密封在一起,通过将运行时环境的完整性度量与嵌入式分区的可靠运行时环境的完整性度量(S345)进行比较来建立嵌入式分区启动的可信度。 版权所有(C)2009,JPO&INPIT

    • 17. 发明申请
    • METHOD FOR FIRMWARE VARIABLE STORAGE WITH EAGER COMPRESSION, FAIL-SAFE EXTRACTION AND RESTART TIME COMPRESSION SCAN
    • 具有EAGER压缩,故障保护提取和重启时间压缩扫描的固件可变存储方法
    • WO2005002060A2
    • 2005-01-06
    • PCT/US2004016585
    • 2004-05-26
    • INTEL CORP
    • ZIMMER VINCENTROTHMAN MICHAELMILLER GREGDORAN MARK
    • G06F9/445H03M7/30
    • G06F9/4401H03M7/30
    • Firmware-based conversion methods for storing converted firmware variables in a firmware storage device, such as flash memory. Under one method, "eager" compression of firmware is performed. In response to a storage request, a determination is made to whether a compressor is available. If it is, the firmware variable is stored in a compressed form in the storage device; if not, the firmware variable is stored in an uncompressed form. In response to a read request for a stored firmware variable, a determination is made to whether the variable is stored in a compressed or uncompressed form. If it is compressed, a decompressor is employed to return the variable to its uncompressed form prior to providing it to the requestor; already uncompressed variables are provided directly to the requestor. An application program interface is provided to enable operating system runtime access to the firmware variables. Similar conversions may be employed separately or in parallel, including encryption.
    • 基于固件的转换方法,用于将转换后的固件变量存储在固件存储设备(如闪存)中。 在一种方法下,执行“急切”压缩固件。 响应于存储请求,确定压缩机是否可用。 如果是,则固件变量以压缩形式存储在存储设备中; 如果没有,则固件变量以未压缩的形式存储。 响应于对存储的固件变量的读取请求,确定变量是以压缩还是非压缩形式存储。 如果它被压缩,则在将其提供给请求者之前,使用解压缩器将该变量返回到其未压缩形式; 已经将未压缩的变量直接提供给请求者。 提供应用程序接口以使操作系统运行时访问固件变量。 类似的转换可以单独或并行使用,包括加密。