Aspire Digital 7730G User Manual
Page 163
Chapter 4
153
0x8B
Setup interrupt vector and present bit in Equipment
byte.
LBT
Core
0x95
1. Check CMOS for CD-ROM drive present 2.
Activate the drive by checking for media present 3.
Check sector 11h (17) for Boot Record Volume
Descriptor 4. Check the boot catalog for validity 5.
Pick a boot entry 6. Create a Specification Packet
LBT
Core
0x92
Jump to UserPatch2.
LBT
Core
0xB6
If password on boot is enabled, a call is made to
Setup to check password. If the user does not enter
a valid password, Setup does not return.
LBT
Core
0x98
Search for option ROMs. Rom scan the area from
C800h for a length of BCP_ROM_Scan_Size (or to
E000h by default) on every 2K boundary, looking for
add on cards that need initialization.
LBT
Core
0x93
Build the MPTABLE for multi-processor boards
LBT
Core
0xD9
IPMI late init
LBT
Core
0x9C
Set up Power Management. Initiate power -
management state machine.
LBT
Core
0xC7
Late note dock init
LBT
Core
0x9E
Enable hardware interrupts
LBT
Core
0xA0
Setup time tick for current date/time
LBT
Core
0xA2
Setup Numlock indicator. Display a message if key
switch is locked.
LBT
Core
0xA4
Initialize typematic rate
LBT
Core
0xDB
StrongROM Test
LBT
Core
0xE2
OEM security key test
LBT
Core
0xC2
Write PEM errors.
LBT
Core
0xBA
Initialize the SMBIOS header and sub-structures.
LBT
Core
0xC3
Display PEM errors.
LBT
Core
0xA8
Overwrite the "Press F2 for Setup" prompt with
spaces, erasing it from the screen.
LBT
Core
0xAA
Scan the key buffer to see if the F2 key was struck
after keyboard interrupts were enabled. If an F2
keystroke is found, set a flag.
LBT
Core
0xE1
Start Periodic Timer (TC Subscribe)
LBT
Core
0xAC
Check if "Enter SETUP" is pressed.
LBT
Core
0x8F
Count the number of ATA drives in the system and
update the number in bdaFdiskcount.
LBT
Core
0x91
Configure the local bus IDE timing register based on
the drives attached to it.
LBT
Core
0x9F
Check the total number of Fast Disks (ATA and
SCSI) and update the bdaFdiskCount.
LBT
Core
0xD7
Check if FirstWare HPA exists
LBT
Core
0xAE
Clear ConfigFailedBit and InPostBit in CMOS.
LBT
Core
0xB0
Check for errors and decide if needs to run Setup.
LBT
Core
0xB2
Change status bits in CMOS and/or the TrustedCore
data area to reflect the fact that POST is complete.
LBT
Core
POST Code
Function
Phase
Component