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From: ashwinp@aftek.com
To: Vipin Malik <vipin.malik@daniel.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: Is my flash being detected?
Date: Fri, 22 Jun 2001 09:49:12 -0600 (MDT)	[thread overview]
Message-ID: <993224949.73422@email.aftek.com> (raw)
In-Reply-To: <3B335971.27EBD23D@daniel.com>

Hi ,
	I got the mistake the fucntion check_cmd_set in cfi_probe.c assigns the probe function using inter_module_get_request .Since my kernel does not have module support the function returns null.For the time being I have assigned the address of the function cfi_cmdset_0002 to probe

Now I get the message
AMD/Fujitsu Extended Query table at 0x0040
number of CFI chips 1
mtd:Giving out device 0 to Physically mapped flash 
:)

so far so good  but if I try to read from the flash uisng cp /dev/mtd0 filename
Iget the following messages 
MTD_OPEN
MTD_READ
unable to handle kernel paging request at virtual address 8f80000

I think I know the reason this may be the readb from _memcpy_form_io may be trying to read from a wrong addres as the readb reads form PCMCIA_IO and I think I know the way to fix this .
	I can't use the latest kernel so I am  forced to used the mtd on a older kernel.

thanks for the suggestions,

Regards,
Ashwin 

  reply	other threads:[~2001-06-22 15:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-06-22 14:23 Is my flash being detected? ashwinp
2001-06-22 14:42 ` Vipin Malik
2001-06-22 15:49   ` ashwinp [this message]
2001-06-22 16:04     ` David Woodhouse
2001-06-22 14:45 ` Vipin Malik
2001-06-22 14:44   ` David Woodhouse

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