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• [리눅스 커널] DD - character device

  Linux/kernel 2023. 11. 29. 20:10

  글의 참고 - https://lwn.net/Articles/195805/ - https://blog.csdn.net/lxllinux/article/details/81777707 - https://sketch2sky.com/2017/09/29/linux-%E8%AE%BE%E5%A4%87%E5%8F%B7%E7%AE%A1%E7%90%86-ii/ - https://olegkutkov.me/2018/03/14/simple-linux-character-device-driver/ - https://blog.csdn.net/m0_50662680/article/details/129759120 - https://zhuanlan.zhihu.com/p/577974561 - https://blog.csdn.net/m0_7428..

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• [리눅스 커널] Scheduler - process address space switching

  Linux/kernel 2023. 11. 21. 20:43

  글의 참고- http://www.wowotech.net/process_management/context-switch-tlb.html- http://www.wowotech.net/memory_management/tlb-flush.html- https://www.cnblogs.com/sky-heaven/p/17735177.html- https://zhuanlan.zhihu.com/p/540717796- https://zhuanlan.zhihu.com/p/528760035- https://www.halolinux.us/kernel-reference/tlb-mode-mechanism-it-is-usually-invoked-whenever-the-kernel-modifies-a-page-table-entry-re..

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• [리눅스 커널] Scheduler - process switching

  Linux/kernel 2023. 11. 21. 15:53

  글의 참고 - http://www.wowotech.net/process_management/context-switch-arch.html - https://www.kernel.org/doc/gorman/html/understand/understand006.html 글의 전제 - 밑줄로 작성된 글은 강조 표시를 의미한다. - 그림 출처는 항시 그림 아래에 표시했다. 글의 내용 - Overview " 대학생 시절, 운영 체제 시간에 context 라는 단어가 감이 잡히질 않았다(사실, 지금도 모름). 그런데, 거기다가 context switch 라는 말은 더 이해가 안갔고, 한국어로 번역하면 `문맥 교환` 인데, 정말 최악이라 생각했다. 개인적으로 이걸 알려면, 이 용어를 만들어논 놈들의 코드를 뜯어보면 알 ..

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• [리눅스 커널] Synchronization - tranditional locking

  Linux/kernel 2023. 11. 17. 03:22

  글의 참고 - https://www.cs.utexas.edu/~pingali/CS378/2015sp/lectures/Spinlocks%20and%20Read-Write%20Locks.htm - https://kernelnewbies.org/SMPSynchronisation - http://www.wowotech.net/kernel_synchronization/445.html - https://community.arm.com/support-forums/f/architectures-and-processors-forum/4273/how-to-understand-armv8-sevl-instruction-in-spin-lock - https://zenn.dev/junkawa/articles/fuchsia-zirc..

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• [리눅스 커널] Interrupt - ARMv7 interrupt handling process

  Linux/kernel 2023. 11. 14. 18:10

  글의 참고 - https://people.kernel.org/linusw/setting-up-the-arm32-architecture-part-1 - https://people.kernel.org/linusw/setting-up-the-arm32-architecture-part-2 - https://stackoverflow.com/questions/36649551/vectors-page-mapping-in-linux-for-arm - http://www.wowotech.net/irq_subsystem/irq_handler.html - https://zhuanlan.zhihu.com/p/363148708?utm_id=0 글의 전제 - 밑줄로 작성된 글은 강조 표시를 의미한다. - 그림 출처는 항시 그림 아..

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• [리눅스 커널] Scheduler - introduction

  Linux/kernel 2023. 11. 10. 16:31

  글의 참고 - https://en.wikipedia.org/wiki/O(1)_scheduler - http://www.wowotech.net/process_management/scheduler-history.html - https://www.linuxjournal.com/article/6530 - https://en.wikipedia.org/wiki/O(n)_scheduler - https://www.kernel.org/doc/mirror/lki-single.html - https://www.xjx100.cn/news/164325.html?action=onClick 글의 전제 - 밑줄로 작성된 글은 강조 표시를 의미한다. - 그림 출처는 항시 그림 아래에 표시했다. - v2.4 스케줄러 부분에서 커널 버..

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• [리눅스 커널] Interrupt - IRQ domain

  Linux/kernel 2023. 11. 7. 00:59

  글의 참고 - https://www.kernel.org/doc/Documentation/IRQ-domain.txt - https://www.kernel.org/doc/html/latest/core-api/irq/irq-domain.html#hierarchy-irq-domain - Exynos 4412 datasheet - https://deepinout.com/android-system-analysis/android-interrupt-related/explanation-and-usage-of-interrupt-related-properties-in-linux-dts.html - http://www.wowotech.net/irq_subsystem/irq-domain.html - https://www.ker..

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• [리눅스 커널] Kernel command-line parameters

  Linux/kernel 2023. 11. 6. 17:08

  글의 참고- https://www.kernel.org/doc/html/v4.14/admin-guide/kernel-parameters.html- https://stackoverflow.com/questions/68307458/how-to-set-linux-kernel-command-line-on-arm- https://stackoverflow.com/questions/48801998/passing-bootargs-via-chosen-node-in-device-tree-not-working-for-beaglebone-black- https://www.kernel.org/doc/Documentation/devicetree/usage-model.txt- https://stackoverflow.com/quest..

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