lkml.org 
[lkml]   [2016]   [May]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH RESEND 12/12] of: Add sh support
On Mon, 02 May 2016 21:35:28 +0900,
Rob Herring wrote:
>
> On Sun, May 1, 2016 at 12:08 AM, Yoshinori Sato
> <ysato@users.sourceforge.jp> wrote:
> > sh fdt access in VA. But memory reservation use PA.
> > So sh need convert to PA.
> >
> > Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
> > ---
> > drivers/of/fdt.c | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> > diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
> > index 3349d2a..fb357be 100644
> > --- a/drivers/of/fdt.c
> > +++ b/drivers/of/fdt.c
> > @@ -593,6 +593,9 @@ void __init early_init_fdt_scan_reserved_mem(void)
> > fdt_get_mem_rsv(initial_boot_params, n, &base, &size);
> > if (!size)
> > break;
> > +#ifdef CONFIG_SUPERH
> > + base = virt_to_phys(base);
> > +#endif
> > early_init_dt_reserve_memory_arch(base, size, 0);
>
> This is not right. base is already a physical address and
> early_init_dt_reserve_memory_arch takes a physical address. The
> default implementation using memblock also works on physical
> addresses. It is a weak function so you can override it if you need to
> do something special. But it seems something else is wrong here if you
> need this.

Thank you very much for your advice.
The function of the sh specific is defined.

> Rob

--
Yoshinori Sato
<ysato@users.sourceforge.jp>

\
 
 \ /
  Last update: 2016-05-10 10:01    [W:0.073 / U:0.780 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site