American Megatrends MAN-758 manual Programming the Flash ROM, Continued, ErasestheFlashEPROM

Programming the Flash ROM, Continued

Bootblock Actions When you reprogram from system boot, the bootblock code:

Step Action

1ReadsS758P.ROMfromtherootdirectoryofthefloppydiskin drive A:.

2ErasestheFlashEPROM.

3ProgramstheFlashEPROMwiththedatareadfromthefloppy disk in drive A:.

4GeneratesaCPUreset,rebootingthecomputer.

The bootblock part of the Flash EPROM is not programmed. Should you inadvertently open the disk drive door or turn power off to the computer while programming the Flash EPROM, the bootblock will be unaffected. Simply turn power back on and begin the Flash ROM programming process again.

S758P.ROM S758P.ROM resides on a floppy disk and contains the updated main BIOS code. American Megatrends will provide this file when the AMIBIOS for the MegaRUM PCI ISA motherboard must be updated.

S758P.ROM must be present in the root directory of the floppy disk before the onboard Flash EPROM can be reprogrammed. The file that has the main BIOS code must be named S758P.ROM.

Cont’d

80MegaRUM PCI Motherboard User’s Guide