The magic happens in the or "Show" attributes. Every setting has a variable like Access/Use: Default . By changing this to User or Supervisor , you force the BIOS to display the setting when the PC boots.
A BIOS setup screen is not hard-coded in the way a website is. Instead, it uses a hierarchy of forms and references. Within the ROM file, there are variables defined for every setting (e.g., "CPU Ratio," "Memory Voltage"). Each variable has an attribute defining its visibility. Amibcp 4.53
While AMIBCP 4.53 is excellent, it is not universal. If it fails for your board, consider: The magic happens in the or "Show" attributes