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AMIFlash Checkpoint Codes
Code
02h
0Eh
10h
13h
18h
1Bh
1Dh
20h
23h
28h
30h
40h
50h
65h
67h
80h
85h
86h
88h
90h
A0h
E0h
E3h
E4h
E5h
E6h
E7h
E8h
E9h
EFh
F0h
F1h
F2h
F3h
F4h
FFh
Atlas PCI Pentium EISA Motherboard User's Guide
Description
Verify the AMIFlash BIOS checksum and disable internal cache memory.
Make the CMOS RAM checksum bad and initialize the CMOS RAM status registers.
Disable DMA Controllers 1 and 2 and Interrupt Controllers 1 and 2.
Initialize the chipset registers.
If the main BIOS is good, transfer control to the main BIOS.
Initialize the system timer.
Begin the refresh test.
Begin the 16 KB base memory test.
Initialize the interrupt vectors.
Determine the CPU clock frequency.
Program the system speed-dependent parameters according to the CPU clock frequency.
Begin the memory test.
The memory test has completed.
Initialize the DMA controller.
Initialize the interrupt controller.
Initialize the I/O chipset, if any.
Enable the appropriate IRQs.
Enable the internal cache memory.
Initialize the floppy drives.
Indicate an error. The BIOS stops here if there is an error.
Reading the floppy disk in drive A: to program the Flash EPROM.
Configure the proper stack.
Display a message to ask the user to insert the AMIFlash Floppy Disk in drive A:.
Floppy read error.
Begin the search for the S717P.ROM file in the floppy root directory.
The S717P.ROM file not present in the floppy disk root directory.
Begin reading the File Allocation Table.
Begin reading S717P.ROM, sector by sector.
S717P.ROM is not the proper size.
Disable internal cache memory.
Enable and reset flash memory.
Detect the flash type if present.
Flash memory not detected.
Begin erasing flash blocks.
Begin programming flash blocks.
Flash programming successful and the system reboots, if possible.
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