Quoting James Morse (2019-05-16 10:34:16)
> Hi!
>
> On 16/05/2019 17:48, Hsin-Yi Wang wrote:
> > On Thu, May 16, 2019 at 11:32 PM Rob Herring wrote:
> >> Doesn't kexec operate on a copy because it already does modifications.
>
> It does!
>
> > This patch is to assist "[PATCH v3 3/3] fdt: add
Hi!
On 16/05/2019 17:48, Hsin-Yi Wang wrote:
> On Thu, May 16, 2019 at 11:32 PM Rob Herring wrote:
>> Doesn't kexec operate on a copy because it already does modifications.
It does!
> This patch is to assist "[PATCH v3 3/3] fdt: add support for rng-seed"
>
On Thu, May 16, 2019 at 11:32 PM Rob Herring wrote:
> Doesn't kexec operate on a copy because it already does modifications.
>
Hi Rob,
This patch is to assist "[PATCH v3 3/3] fdt: add support for rng-seed"
(https://lkml.org/lkml/2019/5/16/257). I thought that by default
second kernel would use
On Thu, May 16, 2019 at 9:51 AM Hsin-Yi Wang wrote:
>
> On Thu, May 16, 2019 at 10:37 PM Rob Herring wrote:
>
> >
> > Why not just map the FDT R/W at the start and change it to RO just
> > before calling unflatten_device_tree? Then all the FDT scanning
> > functions or any future fixups we need
On Thu, May 16, 2019 at 9:43 AM Mark Rutland wrote:
>
> On Thu, May 16, 2019 at 09:37:05AM -0500, Rob Herring wrote:
> > On Thu, May 16, 2019 at 5:28 AM Hsin-Yi Wang wrote:
> > >
> > > Basically does similar things like __fixmap_remap_fdt(). It's supposed
> > > to be called after
On Thu, May 16, 2019 at 10:37 PM Rob Herring wrote:
>
> Why not just map the FDT R/W at the start and change it to RO just
> before calling unflatten_device_tree? Then all the FDT scanning
> functions or any future fixups we need can just assume R/W. That is
> essentially what Stephen suggested.
On Thu, May 16, 2019 at 09:37:05AM -0500, Rob Herring wrote:
> On Thu, May 16, 2019 at 5:28 AM Hsin-Yi Wang wrote:
> >
> > Basically does similar things like __fixmap_remap_fdt(). It's supposed
> > to be called after fixmap_remap_fdt() is called at least once, so region
> > checking can be
On Thu, 16 May 2019 at 16:37, Rob Herring wrote:
>
> On Thu, May 16, 2019 at 5:28 AM Hsin-Yi Wang wrote:
> >
> > Basically does similar things like __fixmap_remap_fdt(). It's supposed
> > to be called after fixmap_remap_fdt() is called at least once, so region
> > checking can be skipped. Since
On Thu, May 16, 2019 at 5:28 AM Hsin-Yi Wang wrote:
>
> Basically does similar things like __fixmap_remap_fdt(). It's supposed
> to be called after fixmap_remap_fdt() is called at least once, so region
> checking can be skipped. Since it needs to know dt physical address, make
> a copy of the
Basically does similar things like __fixmap_remap_fdt(). It's supposed
to be called after fixmap_remap_fdt() is called at least once, so region
checking can be skipped. Since it needs to know dt physical address, make
a copy of the value of __fdt_pointer.
Signed-off-by: Hsin-Yi Wang
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