Acer 3300S manual Auto

Checkpoint	Description
67h	Prepare memory size information for function call:
	INT 15h ax=E820h
68h	Reserved
69h	Turn on L2 cache
6Ah	Reserved
6Bh	Program chipset registers according to items described in Setup& Auto-configuration
	table.
6Ch	Reserved
6Dh	1. Assign resources to all ISA PnP devices.
	2. Auto assign ports to onboard COM ports if the corresponding item in Setup is set to
	“AUTO”
6Eh	Reserved
6Fh	1. Initialize floppy controller
	2. Set up floppy related fields in 40: hardware.
70h	Reserved
71h	Reserved
72h	Reserved
73h	(Optional Feature)
	Enter AWDFLASH.EXE if:
	-AWDFLASH is found in floppy drive
	-ALT+F2 is pressed
74h	Reserved
75h	Detect & install all IDE devices: HDD, LS120, ZIP,CDROM
76h	Reserved
77h	Detect serial ports & parallel ports
78h	Reserved
79h	Reserved
7Ah	Detect & install co-processor
7Bh	Reserved
7Ch	Reserved
7Dh	Reserved
7Eh	Reserved
7Fh	1. Switch back to text mode if full screen logo is supported.
	-If errors occur, report errors & wait for keys
	-If no errors occur or F1 key is pressed to continue:
	Clear EPA or customization logo.
80h	Reserved
81h	Reserved
82h	1. Call chipset power management hook.
	2. Recover the text fond used by EPA logo (not for full screen logo)
	3. If password is set, ask for password.
83h	Save all data in stack back to CMOS.
84h	Initialize ISA PnP boot devices.

67 Chapter 4