Introduction to Operating Systems | IIT Madras - #10 Memory Management in xv6 | Introduction to Operating Systems

Welcome to 'Introduction to Operating Systems' course ! This lecture explores memory management in xv6, an operating system for x86 platforms. The lecture begins with a recap of memory management schemes in x86 systems, including the role of segment descriptors and their attributes. It then explains how xv6 utilizes segment descriptors and the SEG macro to define kernel and user segments. Finally, the lecture introduces the concept of paging in xv6, including the mapping of virtual to physical addresses using macros like P2V and V2P. NPTEL Courses permit certifications that can be used for Course Credits in Indian Universities as per the UGC and AICTE notifications. To understand various certification options for this course, please visit https://nptel.ac.in/courses/106106144 #xv6 #MemoryManagement #Segmentation #Paging