[U-Boot-Users] fat32 w/o parition table? (a.k.a VBR instead of MBR)

[Wolfgang Denk <wd@denx.de>]

Hello,

in message <1998.1210278835@mini> you wrote:
> 
> After some user complaints about not being able to fatls micro
> sd cards which were formatted by Windows XP, I felt compelled to 
> make the following change (to u-boot 1.1.6, which I know is ancient,
> but looking at the git tree, the latest doesn't handle it either near
> as I can tell.
> 
> Just curious if anyone has any thoughts.
> 
> In the latest code, it seems like checking the partition table first
> is dangerous as a VBR might looks like it has a partition table (but it
> would be bogus)
> 
> Some documents suggest checking the first 3 bytes of the block for the
> branch instructions.  The idea being that an MBR with a valid partition
> table won't have the branch.  voodoo, I know...

Strangely enough, this message seems to have received no feedback at
all.

So what do we do about this?

Best regards,

Wolfgang Denk

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DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
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Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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