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Re: [Qemu-devel] [PATCH] hw/block/pflash_cfi01: Report correct size info


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH] hw/block/pflash_cfi01: Report correct size info for parallel configs
Date: Mon, 16 Jun 2014 11:52:22 +0100

On 10 June 2014 15:03, Peter Maydell <address@hidden> wrote:
> If the flash device is configured with a device-width which is
> not equal to the bank-width, indicating that it is actually several
> narrow flash devices in parallel, the CFI table should report the
> number of blocks and the size of a single device, not of the whole
> combined setup. This stops Linux from complaining:
> "NOR chip too large to fit in mapping. Attempting to cope..."
>
> As usual, we retain the old broken but backwards compatible behaviour
> when the device-width is not specified.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> At the moment vexpress is the only board which properly sets device-width
> rather than using the back-compat misemulated behaviour...

Kevin, Stefan: since this only affects ARM boards at
the moment, I'll put this in via target-arm.next unless
you particularly want to put it in through the block queue.

thanks
-- PMM



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