DFORMAT ERROR " IPL block is bad."on DiskOnChip 2000?

Edward A. Hildum ehildum at mail.arc.nasa.gov
Mon Apr 21 15:24:21 EDT 2003


Ihl,
         The IPL (initial program loader) block contains the BIOS extension 
used by the BIOS to boot the chip during startup.  In your case, it is a 
small block of code that appears at 0xDC00:0 during boot.  If the IPL block 
really is bad, your DOC can't boot because that code can't be written by 
DFORMAT.

Ted Hildum

At 05:48 PM 4/19/2003 +0800, you wrote:
>When I use the DOC5.1.4 DOS utilities'
>DFORMAT /WIN:DC00 /S:DOC514.EXB /FIRST
>
>ERRORS
>
>DiskOnChip 2000 found in 0xdc000.
>64M media, 16K unit
>Virgin card rebuilding unit map.
>Media has been scanned
>ERROR - IPL block is bad.
>Error formatting DiskOnChip.
>Status code is 119 (flUnknow status) received from flFormatPhysicalDrive.
>Format failed.
>
>What's the matter with it?
>
>
>
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