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A set of linear addresses are grouped together to form pages 线性地址会被分组成页的形式。 The following diagram illustrates the mapping of linear addresses to ram 下图是在ram中的线性地址映射。 Commitment assigns physical memory to the linear address range 所谓提交( commitment )就是将物理内存分配到一个线性地址范围上。 Figure 3 shows the graphical representation to obtain the linear address from logical address 图3展示了从逻辑地址获得线性地址。 The cpu control unit transforms a linear address into a physical address automatically Cpu会自动把一个虚地址映射成一个物理地址。 The paging unit translates the linear addresses into physical ones see figure 1 分页单元负责将线性地址转换成物理地址(请参见图1 ) 。 The translation of linear addresses into their corresponding physical location is a two - step process 线性地址到对应物理位置的转换的过程包含两个步骤。 When an application asks os 2 to allocate memory , a linear address range is reserved 当应用程序请求os / 2分配内存时,操作系统就为其保留一个线性地址范围。 The align option specifies the alignment of each section within the linear address space of the program / align选项指定程序线性地址空间中每一节的对方式。 Access rights defined for a page will hold good for those group of linear addresses forming a page 为一个页定义的访问权限中保存了构成该页的整组线性地址的权限
Last modified time:Tue, 19 Aug 2025 00:29:56 GMT