[U-Boot] [PATCH 1/1] nios2 - adjust gbl data off to account for bd_info
Mike Frysinger
vapier at gentoo.org
Fri Feb 24 00:54:07 CET 2012
On Monday 20 February 2012 18:45:45 Alex Hornung wrote:
> * Adjust the GBL_DATA_OFFSET to account for the fact that we'll be
> using the space between that offset and the start of the malloc
> region to allocate both a gd structure and a board info structure.
>
> * This fixes a memory corruption bug due to overlap of the malloc
> region and the bd_info structure.
>
> Signed-off-by: Alex Hornung <alex at alexhornung.com>
> ---
> include/configs/nios2-generic.h | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/include/configs/nios2-generic.h
> b/include/configs/nios2-generic.h index 9ba35e8..17017a5 100644
> --- a/include/configs/nios2-generic.h
> +++ b/include/configs/nios2-generic.h
> @@ -131,7 +131,8 @@
> #define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - \
> CONFIG_SYS_MALLOC_LEN)
> #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_MALLOC_BASE - \
> - GENERATED_GBL_DATA_SIZE)
> + GENERATED_GBL_DATA_SIZE - \
> + GENERATED_BD_INFO_SIZE)
> #define CONFIG_SYS_INIT_SP CONFIG_SYS_GBL_DATA_OFFSET
>
> /*
+cc the nios maintainers ...
-mike
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