[U-Boot] [PATCH v2] global_data: unify global flag defines
Mike Frysinger
vapier at gentoo.org
Mon Dec 5 07:39:27 CET 2011
On Sunday 04 December 2011 22:47:59 Graeme Russ wrote:
> On Mon, Dec 5, 2011 at 2:43 PM, Mike Frysinger wrote:
> > +/*
> > + * Base for arches to start adding their own:
> > + * #define GD_FLG_FOO (GD_FLG_ARCH_BASE << 0)
> > + * #define GD_FLG_BAR (GD_FLG_ARCH_BASE << 1)
> > + * #define GD_FLG_COW (GD_FLG_ARCH_BASE << 2)
> > + */
> > +#define GD_FLG_ARCH_BASE 0x00100
> > +
> > +#endif
>
> This doesn't leave any room for new standard flags - flags is a u32,
> so why not define the low 16 bits as standard and the high 16 bit as
> arch specific - Maybe even split the high 16 bits into low 8 bits for
> arch specific, high 8 bits for board specific?
when we add a new common flag, we simply update GD_FLG_ARCH_BASE. i don't see
the need for this complexity.
-mike
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