Chapter 4 67
76h (Optional Feature) Enter AWDFLASH.EXE if: -AWDFLASH.EXE is found in floppy
drive. -ALT+F2 is pressed.
77h Detect serial ports & parallel ports
78h Reserved
79h Reserved
7Ah Detect & install co-processor
7Bh Reserved
7Ch Init HDD write protect
7Dh Reserved
7Eh Reserved
7Fh Switch back to text mode if full screen logo is supported.
q If errors occur, report errors & wait for keys
q If no errors occur or F1 key is pressed to continue:
q Clear EPA or customization logo
80h Reserved
81h Reserved
E8POST.ASM starts
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
85h 1 USB final Initialization
2 Switch screen back to text mode
86h Reserved
87h NET PC: Build SYSID Structure
88h Reserved
89h 1 Assign IRQs to PCI devices
2 Set up ACPI table at top of the memory
8Ah Reserved
8Bh 1 Invoke all ISA adapter ROMs
2 Invoke all PCI ROMs (except VGA)
8Ch Reserved
8Dh 1 Enable/Disable Parity Check according to CMOS setup
2 APM Initialization
8Eh Reserved
8Fh Clear noise of IRQs
90h Reserved
91h Reserved
92h Reserved
93h Read HDD boot sector information for Trend Anti-Virus code
POST Code (Hex) POST Routine Description
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