Beyond the 1 MB barrier in DOS
Continuing the tour on how DOS apps used memory above the first MB
Source: substack.com
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Exploring the internals of Linux v0.01
Exploring the internals of Linux v0.01
Andrews Tanenbaum Computer History Museum In Mountain View Computer History Museum Mountain View Obviouslyi M Task State Segment
Source: seiya.me
Create Your Own RTOS in 1 Hour (Part 1)
Many Processors Can Do Their Own Task Switching in Hardware by Jim Turley “What fresh hell is this?” – Dorothy Parker Want a fun late-summer project? Looking for a source of frustration? Need a quick hack to polish up your programming resume? Let’s create our own RTOS using the built-in hardware features of the x86 processor family and very little code. Calling this an “RTOS” might be overselling it a bit. A real, real-time operating system will have lots of ad...
Source: eejournal.com