On Fri, Jul 31, 2015 at 11:31 PM, Simon Glass <s...@chromium.org> wrote:
> Add a convention that the generic global_data only occupy the bottom 16 bits
> of the flags word, so that there is less chance of a conflict. At present the
> x86 flags conflict.
>
> Signed-off-by: Simon Glass <s...@chromium.org>
> ---
>
> Changes in v2:
> - Add new patch to reserve the top 16 flag bits for architecture-specific use
>
> include/asm-generic/global_data.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/asm-generic/global_data.h
> b/include/asm-generic/global_data.h
> index cb2ec08..2155265 100644
> --- a/include/asm-generic/global_data.h
> +++ b/include/asm-generic/global_data.h
> @@ -104,7 +104,7 @@ typedef struct global_data {
> #endif
>
> /*
> - * Global Data Flags
> + * Global Data Flags - the top 16 bits are reserved for arch-specific flags
> */
> #define GD_FLG_RELOC 0x00001 /* Code was relocated to RAM */
> #define GD_FLG_DEVINIT 0x00002 /* Devices have been initialized */
> --
Reviewed-by: Bin Meng <bmeng...@gmail.com>
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