EVGA P55 FTW - Manual (Page 49)

Configuring the BIOS
Code Description
20 Relocate System Management interrupt vector
24 Uncompress and initialize BIOS module
2A Initialize devices primary
2C Initialize devices secondary
2E Initialize output devices
31 Allocate memory for ADM module
33 Initialize silent boot module
37 Display sign-on message
38 Initialize USB controller
39 Initialize DMAC-1 & DMAC-2
3A Initialize real time clock
3B Test system memory
3C Initialization of chipset registers
40 Detect coprocessor
52 Update CMOS memory size
60 Initialize NUM-LOCK
75 Initialize Int-13
78 Initialize IPL devices
7C Generate and write contents of ESCD
84 Log errors encountered
85 Display errors, if no display check monitor/video card
87 Execute BIOS setup if needed or requested
8C Late POST initialization of chipset registers
8D Build ACPI tables
8E Program peripheral parameters
90 Initialize system management interrupt
A1 Prepare for system boot
A2 Initialize IRQ routing table
A4 Display boot option popup
A7 Display system configuration screen
A9 Wait for user input at configuration display