On 17:28 Fri 12 Aug , Antony Pavlov wrote:
> Hi!
>
> Barebox has an hierarchy for supported stuff:
>
> arch -> mach
>
> arch \in {arm, x86, nios2 ...}
>
> for arch=arm, mach \in { at91, ims, msx, ... versatile }
>
> Also there is the 'board', the lowest level of hierarchy.
>
> E.g. for mach=at91, board \in { at91sam9m10g45ek, pm9263 ...}
>
> But there are strange things in arch/arm/Kconfig and
> arch/arm/cpu/start.c:
>
> #ifdef CONFIG_ARCH_HAS_LOWLEVEL_INIT
> arch_init_lowlevel();
> #endif
>
> At the first glance all ok: if arch has lowlevel init, the do
> arch_init_lowlevel().
> But arch_init_lowlevel() is not __per-arch__ function, but
> __per-mach__ function!
> It is used in at91 and omap mach.
>
> #ifdef CONFIG_MACH_DO_LOWLEVEL_INIT
> board_init_lowlevel();
> #endif
in at91 I did so because it's really a board init but the init is generic to
the soc so no need to duplicate it
the only difference are the clock and timings basicly
Best Regards,
J.
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