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SubjectRE: The WHY's (RE: ide drive w/dma ... system crash)
On Wed, 12 May 1999, Guest section DW wrote:
> Another BIOS returns 33483/16/63. Is this part of the standard too?
> When does it return 16383/16/63 and when does it return larger Cylinders?
> Which BIOS returns 33483/16/63 for a disk that has 19650*16*63 = 19807200 sectors?

None. I was saying that some BIOS return 16383/16/63 for a disk, while
other BIOS return much larger CHS. For the same drive.

> Very rough translation: large drives shall not reveal that they are large
> by their geometry parameters. If the number of sectors is at least
> 16383*16*63 then the disk must report C=16383.
> Usually the report will be 16383/16/63 but one also finds other values,
> especially 16383/15/63.

So why would it report 33483/16/63 then. (Award BIOS)

-Dan


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