51CTO博客开发
82093AA I/O ADVANCED PROGRAMMABLE INTERRUPT CONTROLLER (IOAPIC) Intel® 64 Architecture x2APIC Specification The above two PDF is excellent doc for APIC and x2APIC
容易混淆的: APIC(Advanced Programmable Interrupt Controller),管理中断。 ACPI(Advanced Configuration and Power Interface),电源管理。 APIC的前身是PIC,例如:8259A. 2类APIC 1. LOCAL APIC,直连PROCESS
必须理解了汇编,才能理解 system call 理解汇编,需要从 call 等指令开始
linux 0.12 DMA floppy.c Other articles in linux 0.12
Linux Memory Management Overview http://www.tldp.org/LDP/khg/HyperNews/get/memory/linuxmm.html TSS 段意义和作用 ? PCI and PCIe IO virtualization DMA MMIO PCI-SIG SR-IOV Primer: An Introduction to SR-
什么是用户态 什么是内核态 (代码角度) 用户态到内核态的切换 (比如系统调用)从代码角度的实现 http://www.embexperts.com/forum.php/forum.php?mod=viewthread&tid=538&extra=page%3D1 -- x86处理器中的特权级检查-- http://my.oschina.n
同时对比 VxWorks and Linux 学习,才能明白其中内存管理,进程调度,IO 控制, 时钟中断,任务间通信的奥妙 。 VxWorks 推荐 嵌入式操作系统 -- 2010春季 哈工大软件学院
Motherboard Chipsets and the Memory Map http://duartes.org/gustavo/blog/post/motherboard-chipsets-memory-map The system memory that is reported in the System Information dialog box
http://duartes.org/gustavo/blog/post/motherboard-chipsets-memory-map
Copyright © 2005-2024 51CTO.COM 版权所有 京ICP证060544号