[U-Boot] [PATCH v3] arm926ejs: timer: Replace bss variable by gdr

[Heiko Schocher <hs@denx.de>]

Hello Alexander,

Alexander Holler wrote:
> Am 22.01.2011 08:46, schrieb Albert ARIBAUD:
>> Le 22/01/2011 06:39, Alexander Holler a ?crit :
>>> Hello,
>>>
>>> Am 21.01.2011 09:56, schrieb Heiko Schocher:
>>>
>>>> -static ulong timestamp;
>>>> -static ulong lastdec;
>>>> +DECLARE_GLOBAL_DATA_PTR;
>>>> +
>>>> +#define timestamp gd->tbl
>>>> +#define lastdec gd->lastinc
>>>
>>> I'm the only one who doesn't like such defines? They might be handy for
>>> quick fixes, but in regard to style and readablity I don't like them.
>>> When looking at teh code where they will used, you won't see the actual
>>> place where they are stored. And in more complex expression they might
>>> become dangerous to use because they hide the operator "->".
>>
>> I accept the patch because it un-breaks support for ARM cpus, and I
>> prefer a working fix to a perfect fix in this specific, transitional,
>> situation.
> 
> My experience is that such quick fixes (or workarounds) usually
> manifests (because they become forgotten) and later on might even be

As this is a open source project, feel free to work with us, that
this get not forgotten!

> copied to other places. ;)

Yes, it is not the best solution, but it fixes a bug. The patch is
some days old (and made as a quick fix), and I vote also to make a
better approach for timers on arm, but in the time this patch was
pending none did a better (accepted) approach...

> Anyway, I'll have to thank for that patch, because it fixes at least one
> of the problems I have while trying to chainload a 2010.12 from a
> 2010.12 on a kirkwood system.
> 
> Regards, and again, thanks for the patch, even if I found it ugly,

As I said above, feel free to post a patch with a better approach.

bye,
Heiko
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