12/30

week09 키워드

• PROJECT2 : User program
• Argument Passing, User Memory Access, System Calls, Process Termination Message, Deny Write on Executables, Extend File Descriptor
• User mode, Kernel mode, Process Environment block(PEB), Process identifier(PID), Register, Memory, system call, filesys related, process related

OS 개념공부(KAIST PintOS Assignment)

• Virtual Address
  • structure
• Virtual Memory Layout
  • user / kernel virtual memory
  • page directory base register(PDBR), CR3
  • page table entry(PTE)
• exception / fault
• File System
• Executable and Linkable Format(ELF)
• BSS

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12/31

OS 개념공부(KAIST PintOS Assignment)

• Accessing User Memory
  • verify the validity of a user-provided pointer
  • check a user pointer points below KERN_BASE
• Calling Convention
  • %rdi, %rsi, %rdx, %rcx, %r8 and %r9
  • rax
• System Call
  • external interrupt
  • software exception
  • intr_frame
• Process Termination Message
• Deny Write on Executables

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1/1

2022년 시작

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1/2

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1/3

OS 개념공부(권영진 교수님)

Argument Passing 구현

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1/4

OS 개념공부(youtube - UNIVERSITY AT BUFFALO)

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1/5

OS 개념공부(system call)

• fork()
• exec()

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1/6

system call 구현

week09

• 1.5 week

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comment

핀토스는 어려움