[U-Boot] [PATCH 2/8] POST: add post_log_res field for post results in global data

[Marek Vasut <marek.vasut@gmail.com>]

On Wednesday, August 03, 2011 02:37:01 PM Valentin Longchamp wrote:
> The current post_log_word in global data is currently split into 2x
> 16 bits: half for the test start, half for the test success.
> Since we alredy have more than 16 POST tests defined and more could
> be defined, this may result in an overflow and the post_output_backlog
> would not work for the tests defined further of these 16 positions.
> 
> An additional field is added to global data so that we can now support up
> to 32 (depending of architecture) tests. The post_log_word is only used
> to record the start of the test and the new field post_log_res for the
> test success (or failure). The post_output_backlog is for this change
> also adapted.
> 
> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>

[...]

> @@ -144,12 +145,12 @@ int post_bootmode_get (unsigned int *last_test)
>  /* POST tests run before relocation only mark status bits .... */
>  static void post_log_mark_start ( unsigned long testid )
>  {
> -	gd->post_log_word |= (testid)<<16;
> +	gd->post_log_word |= testid;

I think you can just assign it if you changed the meaning. Still, what if we 
will have more than 32 tests?

>  }
> 
>  static void post_log_mark_succ ( unsigned long testid )
>  {
> -	gd->post_log_word |= testid;
> +	gd->post_log_res |= testid;
>  }