[U-Boot] [PATCH V2 RESEND] nand: fix buffer alignment in new verification feature

Scott Wood scottwood at freescale.com
Thu May 21 21:26:29 CEST 2015


On Thu, 2015-05-21 at 13:02 -0600, Stephen Warren wrote:
> On 05/06/2015 09:54 PM, Heiko Schocher wrote:
> > Hello Stephen,
> >
> > Am 06.05.2015 18:01, schrieb Stephen Warren:
> >> From: Stephen Warren <swarren at nvidia.com>
> >>
> >> On systems with caches enabled, NAND I/O may need to flush/invalidate
> >> the cache during read/write operations. For this to work correctly, all
> >> buffers must be cache-aligned. Fix nand_verify*() to allocate aligned
> >> buffers.
> >>
> >> This prevents cache alignment warnings from being spewed when using
> >> U-Boot to write an updated version of itself to flash on NVIDIA Tegra
> >> Seaboard (after perturbation of stack/data layout in current
> >> u-boot-dm/next branch).
> >>
> >> I have validatd (executed) nand_verify(), but I don't think I've executed
> >> nand_verify_page_oob(); testing of that would be useful.
> 
> Is there any chance of this being applied? It's been 5 weeks since it 
> was first sent.

Sorry about the delay.  I'll send a pull request soon.

-Scott




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