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Questions related to software that manages computer hardware resources, and more specifically microcontroller or microprocessor operating Systems

1 vote

Linux on board without 3rd party modules. Where to start?

You need: A kernel built to support the target architecture, including endianness A means of actually booting the kernel on the target platform (e.g. U-Boot) Drivers included in the boot kernel or …
pjc50's user avatar
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2 votes
Accepted

What makes a circuit bootable or capable of runnning an OS?

You're searching for a distinction which is more philosophical than practical. It's very Wittgenstein's Ladder. where is the line that separates one programmable IC from another one, that allows t …
pjc50's user avatar
  • 47.1k
5 votes
Accepted

History, reason for and implications of the 2 modes of a modern microprocessor?

Rather a lot of questions in this question, but I can address some of them. Intel have four modes known as "rings", but two are frequently unused. Intel 8080 and Zilog Z80 didn't have modes so an …
pjc50's user avatar
  • 47.1k