From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marek Vasut <marex@denx.de>
Date: Fri, 9 Oct 2015 16:48:39 +0200
Subject: [U-Boot] [PATCH v2] nios2: convert copy_exception_trampoline to
	use dm cpu data
In-Reply-To: <56177EC4.80103@wytron.com.tw>
References: <1444016343-8234-1-git-send-email-thomas@wytron.com.tw>
 <CAFiDJ59vSS23O5ujxzaunxFo=e6GFSXgR_8qUMtEG7GQE2h0FQ@mail.gmail.com>
 <56177EC4.80103@wytron.com.tw>
Message-ID: <201510091648.39727.marex@denx.de>
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On Friday, October 09, 2015 at 10:45:56 AM, Thomas Chou wrote:
> Hi Ley Foon,
> 
> On 10/09/2015 10:51 AM, Ley Foon Tan wrote:
> >> +static void copy_exception_trampoline(void)
> >> +{
> >> +       extern int _except_start, _except_end;
> > 
> > Can we use void* for _except_start and _except_end?
> 
> Yes, we can. Actually I used void * at first draft of this patch v1. But
> it doesn't work. We still need to get the address with '&' operator as
> in v2. I think it is confusing with void *, so I use int instead. But
> anything will do.

I think extern void * might work, but extern int is also OK when referencing
external symbol.

Best regards,
Marek Vasut