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Bootstrap   people who have experience in installing computer systems know the concept of BIOS. Little friends who have brushed Android phones have heard of Bootloader. What is the relationship between these concepts and mobile phone startup?   first of all, the operating system does not start directly when the computer or mobile ph ...

2021SC@SDUSC A long time_ The IR part is finally over. I'm also relieved. It's time to change the content below. As analyzed earlier, a series of preparations should be carried out before the phase of MeFuncPhase category is executed, and some of them are related to the CFG of MeFunction. The CFG implementation of MeFunction is mainly impleme ...

The interface in HarmonyOS is realized through Page Ability and Java UI; Page Ability is inseparable from ability. In harmony OS, various capabilities are abstracted, called ability; Ability is an important part of the program; Various functions and capabilities of Hongmeng are displayed through ability. It can be said that the development of H ...

Abstract: This paper introduces the basic concept and operation mechanism of MMU virtual real mapping, and analyzes the code of common interfaces such as mapping initialization, mapping query, mapping virtual memory and physical memory, releasing virtual real mapping, changing mapping attributes, remapping and so on. This article is shared f ...