[PATCH] of: fix how an initrd is passed to Linux
s.hauer at pengutronix.de
Fri Apr 26 01:27:16 EDT 2013
On Thu, Apr 25, 2013 at 11:00:37PM +0200, Uwe Kleine-König wrote:
> On Thu, Apr 25, 2013 at 02:49:47PM +0200, Uwe Kleine-König wrote:
> > Linux expects linux,initrd-end to contain the first unused address. As
> > this doesn't match the end semantic used by barebox (i.e. end contains
> > the last used address) adding one is necessary.
> > Without this change Linux fails for me to correctly extract a gzipped
> > cpio archive provided as initrd.
> > Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
> > ---
> > drivers/of/base.c | 6 +++++-
> > 1 file changed, 5 insertions(+), 1 deletion(-)
> > diff --git a/drivers/of/base.c b/drivers/of/base.c
> > index d22031f..6cb5521 100644
> > --- a/drivers/of/base.c
> > +++ b/drivers/of/base.c
> > @@ -1078,6 +1078,10 @@ int of_device_is_stdout_path(struct device_d *dev)
> > *
> > * Add initrd properties to the devicetree, or, if end is 0,
> > * delete them.
> > + *
> > + * Note that Linux interprets end differently than Barebox. For Linux end points
> > + * to the first address after the memory occupied by the image while barebox
> > + * lets end pointing the the last occupied byte.
> The first "the" in the line above should be a "to". Sascha: Assuming you
> are happy with the patch: Can you fix this up while committing?
Applied and fixed.
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