Message ID | 1433869500-23728-1-git-send-email-pali.rohar@gmail.com |
---|---|
State | Accepted |
Delegated to: | Tom Rini |
Headers | show |
On 9 June 2015 at 10:05, Pali Rohár <pali.rohar@gmail.com> wrote: > Commit e11c6c279d823dc0d2f470c5c2e3c0a9854a640f broke calculating lr register > in function save_boot_params() and caused U-Boot to crash at early boot time > on Nokia N900 board. > > This patch fix calculating return address in lr register and make Nokia N900 > board bootable again. Patch was tested in qemu and also on real N900 HW. > > Signed-off-by: Pali Rohár <pali.rohar@gmail.com> > --- > board/nokia/rx51/lowlevel_init.S | 4 ---- > 1 file changed, 4 deletions(-) Reviewed-by: Simon Glass <sjg@chromium.org>
On Tuesday 09 June 2015 20:11:22 Simon Glass wrote: > On 9 June 2015 at 10:05, Pali Rohár <pali.rohar@gmail.com> wrote: > > Commit e11c6c279d823dc0d2f470c5c2e3c0a9854a640f broke calculating > > lr register in function save_boot_params() and caused U-Boot to > > crash at early boot time on Nokia N900 board. > > > > This patch fix calculating return address in lr register and make > > Nokia N900 board bootable again. Patch was tested in qemu and also > > on real N900 HW. > > > > Signed-off-by: Pali Rohár <pali.rohar@gmail.com> > > --- > > > > board/nokia/rx51/lowlevel_init.S | 4 ---- > > 1 file changed, 4 deletions(-) > > Reviewed-by: Simon Glass <sjg@chromium.org> Tom, can you please apply this patch for 2015.07? Simon & others: in future, please can you CC me all patches which touch Nokia N900 board code? We can prevent such breakage. Also you can test u-boot for n900 in qemu.
Hi Pali, On 9 June 2015 at 12:27, Pali Rohár <pali.rohar@gmail.com> wrote: > > On Tuesday 09 June 2015 20:11:22 Simon Glass wrote: > > On 9 June 2015 at 10:05, Pali Rohár <pali.rohar@gmail.com> wrote: > > > Commit e11c6c279d823dc0d2f470c5c2e3c0a9854a640f broke calculating > > > lr register in function save_boot_params() and caused U-Boot to > > > crash at early boot time on Nokia N900 board. > > > > > > This patch fix calculating return address in lr register and make > > > Nokia N900 board bootable again. Patch was tested in qemu and also > > > on real N900 HW. > > > > > > Signed-off-by: Pali Rohár <pali.rohar@gmail.com> > > > --- > > > > > > board/nokia/rx51/lowlevel_init.S | 4 ---- > > > 1 file changed, 4 deletions(-) > > > > Reviewed-by: Simon Glass <sjg@chromium.org> > > Tom, can you please apply this patch for 2015.07? > > Simon & others: in future, please can you CC me all patches which touch > Nokia N900 board code? We can prevent such breakage. Also you can test > u-boot for n900 in qemu. Here's the list patman generates for that patch: Cc: Rob Herring <robh@kernel.org> Cc: Simon Glass <sjg@chromium.org> Cc: Tom Warren <twarren@nvidia.com> Cc: Thierry Reding <treding@nvidia.com> Cc: Siarhei Siamashka <siarhei.siamashka@gmail.com> Cc: Bryan Brinsko <bryan.brinsko@rockwellcollins.com> Cc: Ian Campbell <ijc@hellion.org.uk> Cc: York Sun <yorksun@freescale.com> Cc: Nishanth Menon <nm@ti.com> Cc: Hans de Goede <hdegoede@redhat.com> Cc: u-boot@lists.denx.de Cc: Tom Rini <trini@konsulko.com> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: Peng Fan <Peng.Fan@freescale.com> Cc: Georges Savoundararadj <savoundg@gmail.com> Cc: Minkyu Kang <mk7.kang@samsung.com> Cc: "Pali Rohár" <pali.rohar@gmail.com> I was probably just unwilling to email so many people, but in future I will be more willing. > > > -- > Pali Rohár > pali.rohar@gmail.com Regards, Simon
On Tuesday 09 June 2015 20:27:19 Pali Rohár wrote: > On Tuesday 09 June 2015 20:11:22 Simon Glass wrote: > > On 9 June 2015 at 10:05, Pali Rohár <pali.rohar@gmail.com> wrote: > > > Commit e11c6c279d823dc0d2f470c5c2e3c0a9854a640f broke calculating > > > lr register in function save_boot_params() and caused U-Boot to > > > crash at early boot time on Nokia N900 board. > > > > > > This patch fix calculating return address in lr register and make > > > Nokia N900 board bootable again. Patch was tested in qemu and also > > > on real N900 HW. > > > > > > Signed-off-by: Pali Rohár <pali.rohar@gmail.com> > > > --- > > > > > > board/nokia/rx51/lowlevel_init.S | 4 ---- > > > 1 file changed, 4 deletions(-) > > > > Reviewed-by: Simon Glass <sjg@chromium.org> > > Tom, can you please apply this patch for 2015.07? > Hello, can you apply this patch? Without it Nokia N900 code is broken!
On Tue, Jun 09, 2015 at 07:05:00PM +0200, Pali Rohár wrote: > Commit e11c6c279d823dc0d2f470c5c2e3c0a9854a640f broke calculating lr register > in function save_boot_params() and caused U-Boot to crash at early boot time > on Nokia N900 board. > > This patch fix calculating return address in lr register and make Nokia N900 > board bootable again. Patch was tested in qemu and also on real N900 HW. > > Reviewed-by: Simon Glass <sjg@chromium.org> > Signed-off-by: Pali Rohár <pali.rohar@gmail.com> Applied to u-boot/master, thanks!
diff --git a/board/nokia/rx51/lowlevel_init.S b/board/nokia/rx51/lowlevel_init.S index 9d4ea1b..420ad13 100644 --- a/board/nokia/rx51/lowlevel_init.S +++ b/board/nokia/rx51/lowlevel_init.S @@ -105,10 +105,6 @@ fix_start: /* r6 - maximal u-boot size */ ldr r6, imagesize - /* fix return address */ - subhi lr, lr, r5 - addlo lr, lr, r5 - /* r1 - start of u-boot after */ ldr r1, startaddr
Commit e11c6c279d823dc0d2f470c5c2e3c0a9854a640f broke calculating lr register in function save_boot_params() and caused U-Boot to crash at early boot time on Nokia N900 board. This patch fix calculating return address in lr register and make Nokia N900 board bootable again. Patch was tested in qemu and also on real N900 HW. Signed-off-by: Pali Rohár <pali.rohar@gmail.com> --- board/nokia/rx51/lowlevel_init.S | 4 ---- 1 file changed, 4 deletions(-)