3.3.1f Boot Procedures
- Created by: Shakzey
- Created on: 11-03-15 19:55
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[3.3.1f COMPUTER START UP PROCEDURES]
Here is what happens as soon as you switch on the power for your PC:
Ø Power turned on
Ø Read only memory only accessible at this moment
Ø POST (power on self test) is run to check that all hardware components are functioning
Ø CPU registers are cleared and reset to F000 (just incase there is anything left from the last use)
Ø F000 the address of the first boot program instruction is loaded into the program counter
Ø Control is now passed to the boot program which carries out further checks on the hardware
Ø Checks for BIOS on the hard disk or on a storage device called the CMOS RAM
Ø …
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