[U-Boot] [PATCH] tegra: override compiler flags for cmd_nvedit

Wolfgang Denk wd at denx.de
Sat May 5 22:01:22 CEST 2012


Dear Allen Martin,

In message <1336163380-29679-1-git-send-email-amartin at nvidia.com> you wrote:
> Override -march setting for tegra to -march=armv4t for cmd_nvedit.c
> 
> The recent change to use -march=armv7-a for armv7 caused a regression
> on tegra because tegra starts boot on a arm7tdmi processor before
> transferring control to the cortex-a9.  While still executing on the
> arm7tdmi there is a call to getenv_ulong() that causes an illegal
> instruction exception if cmd_nvedit is compiled for armv7.
> 
> Signed-off-by: Allen Martin <amartin at nvidia.com>
> ---
>  common/Makefile |    6 ++++++
>  1 file changed, 6 insertions(+)

We definitely do not want to introduce board specific compile
options in common code, and especially not on a per-file base.

Best regards,

Wolfgang Denk

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