[U-Boot-Users] [PATCH 1/4] Add ALIGN() macro
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Tue May 20 23:09:14 CEST 2008
On 15:24 Tue 20 May , Andy Fleming wrote:
> ALIGN() returns the smallest aligned value greater than the passed
> in address or size. Taken from Linux.
>
> Signed-off-by: Andy Fleming <afleming at freescale.com>
> ---
> include/common.h | 3 +++
> 1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/include/common.h b/include/common.h
> index d0f5704..68e0cbc 100644
> --- a/include/common.h
> +++ b/include/common.h
> @@ -671,6 +671,9 @@ void __attribute__((weak)) show_boot_progress (int val);
> #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
> #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
>
> +#define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1)
> +#define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask))
please fix coding style and use tab instead of space for indent
#define ALIGN(x, a) __ALIGN_MASK(x, (typeof(x)) (a) - 1)
#define __ALIGN_MASK(x, mask) (((x) + (mask)) & ~(mask))
Best Regards,
J.
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