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SubjectRe: [PATCH] msdos: add support for large disks
On 03/04/2010 01:18 AM, OGAWA Hirofumi wrote:
> "Daniel Taylor"<Daniel.Taylor@wdc.com> writes:
>
>> It is only the intermediate variables in the module that are
>> currently hard-coded to 32-bits, and which truncate the values.
>
> BTW, it may not be only 32-bits truncate issue. IIRC, e.g. some
> implement is checking the 0xaa mark at the end of sector. I forgot
> almost though, IIRC, Windows writes 0xaa mark to the both of "end of
> sector" and "end of 512" for compatibility.
>
> Thanks.

The spec is that the mark, partition table etc. at the end of 512 bytes;
of course, a lot of people go that wrong.
-hpa


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