CHAPTER 2
Firmware Stacks for Embedded Systems
Computers themselves, and software yet to be developed, will revolutionize the way we learn.
—Steve Jobs
If you have been doing BIOS work or read a book about it, you probably have an idea about what firmware is doing for a PC. Firmware needs to do the following:
- It needs to discover devices that are connected to a system bus
- It needs to deal with devices disappearing and appearing anytime during runtime
- It needs to be prepared to boot any operating systems that are written for the PC
- It needs to wake up if an external stimulus occurs
- It needs to adjust its backlight, clocks, and speed based on ...
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