Moving from arch/ppc to arch/powerpc with an MPC8248 (part 1)
Vitaly Bordug
vbordug at ru.mvista.com
Thu Feb 15 00:10:37 EST 2007
On Wed, 14 Feb 2007 13:08:17 +0100
Laurent Pinchart <laurent.pinchart at technotrade.biz> wrote:
> Hi everybody,
>
> I'm trying to take the big jump and move my (mostly) stable board support from
> arch/ppc to arch/powerpc. I'm still at a very early stage, but here are
> already a few questions.
>
> arch/ppc defines some 8260 generic handlers in syslib/mpc8260_setup.c for
> operations such as halt, reset, show_cpuinfo, ... The MPC82xx ADS in
> arch/powerpc/platforms/82xx redefines those handles as board-specific
> functions. Should they be made generic to all 82xx boards, or should I copy
> them to my board-specific file ? If the code should be shared by all 82xx
> boards, I'll probably end up copying most of the
> arch/ppc/syslib/mpc8260_setup.c code to
> arch/powerpc/platforms/82xx/mpc82xx.c.
>
I'd just copy stuff to the BSP -- let's consider the common/uncommon stuff later when we'll have to add something else.
It's hard to envision what level of code should be common and what should be board-specific as of now.
Otherwise, we'll have to painfully revisit issue later.
--
Sincerely,
Vitaly
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