[PATCH 3/3] ARM: dts: socfpga: memreserve first 4KB for SMP code
pavel at denx.de
Thu Aug 14 14:03:19 PDT 2014
On Thu 2014-08-14 15:56:53, Dinh Nguyen wrote:
> On 8/14/14, 1:54 PM, Pavel Machek wrote:
> > On Thu 2014-08-14 10:51:31, dinguyen at opensource.altera.com wrote:
> >> From: Dinh Nguyen <dinguyen at opensource.altera.com>
> >> The SOCFPGA's SMP code uses 0x0 for as the location for the trampoline to
> >> bring secondary cores online. This patch adds a /memreserve/ section to
> >> reserve the first 4K for the SMP trampoline code.
> >> Signed-off-by: Dinh Nguyen <dinguyen at opensource.altera.com>
> >> ---
> >> arch/arm/boot/dts/socfpga_arria5.dtsi | 1 +
> >> arch/arm/boot/dts/socfpga_cyclone5.dtsi | 1 +
> >> 2 files changed, 2 insertions(+)
> >> diff --git a/arch/arm/boot/dts/socfpga_arria5.dtsi b/arch/arm/boot/dts/socfpga_arria5.dtsi
> >> index 468fc4c..73b939e 100644
> >> --- a/arch/arm/boot/dts/socfpga_arria5.dtsi
> >> +++ b/arch/arm/boot/dts/socfpga_arria5.dtsi
> >> @@ -15,6 +15,7 @@
> >> */
> >> /dts-v1/;
> >> +/memreserve/ 0x00000000 0x0001000;
> > Actually, comment here explaining that ROM code uses 0x0 for the
> > trampoline would be nice here... if I understand it correctly.
> Sure...I'll add a single line comment.
Thanks. You can add my acked-by then :-).
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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