2nd problem with read_subpage() ?
Artem Bityutskiy
dedekind at infradead.org
Tue Jul 29 05:31:12 EDT 2008
On Tue, 2008-07-29 at 12:30 +0300, Artem Bityutskiy wrote:
> On Tue, 2008-07-29 at 09:53 +0300, Artem Bityutskiy wrote:
> > Glance at nand_do_read_ops():
> >
> >
> > if (likely(sndcmd)) {
> > chip->cmdfunc(mtd, NAND_CMD_READ0, 0x00, page);
> > sndcmd = 0;
> > }
>
> Alexey,
>
> my investigation showed that this "random output" command is not
> supported by all flashes. ST-micro NANDs seems to support it
> (I checked 2 manuals), while Sumsung NANDs do not (checked manual
> for K9XXG08UXA). This means your implementation will break many
> systems and should be either fixed or reverted.
Note, the Samsung NAND I referred is a large page device.
--
Best regards,
Artem Bityutskiy (Битюцкий Артём)
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