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From: Jerry Van Baren <gerald.vanbaren@smiths-aerospace.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Does u-boot relocate absolute symbols?
Date: Thu, 30 Jun 2005 08:05:44 -0400	[thread overview]
Message-ID: <42C3E018.9000601@smiths-aerospace.com> (raw)
In-Reply-To: <NJF2NIMJ61Z631T0787IG4284GAA7.42c3a2fd@pc-block>

Andreas Block wrote:
> 29.06.2005 17:46:03, "Rune Torgersen" <runet@innovsys.com> wrote:
> 
> 
>>I just have to comment on this.
>>
>>
>>>It does not work (because it's simply wrong) to declare 
>>>fpgadata as follows in pf5200.c 
>>>(although looking good in the first place, if you think about 
>>>it, the compiler needs to 
>>>handle both declarations differently):
>>>
>>>const unsigned char *fpgadata = 0x400000; /* (with 0x400000 
>>>being the address to store 
>>>the image with TFTP at) */
>>>
>>
>>Have you tried to do this?
>>Because it should work (even if one is declared char [] and the other
>>char *)
> 
> 
> Sure, I've tried this. This is the point, where my problem arose. Attached you find two 
> small files, you can easily compile under linux (gcc -o arrtest -I ./ ./common.c 
> ./array.c). The file "common.c" represents the code I can't (don't want to) touch. 
> "array.c" represents my project dependent code. If you run arrtest it will show to you, 
> that it is not possible to initialize the array "test" in this manner. After looking at 
> the disassembly, it is pretty clear, that the compiler has to generate different code 
> for the two notations.
> 
> Nevertheless, thanks for your hint,
> Andreas Block

I assume this was a typo and not in your actual test program?

--- common.c-original	2005-06-30 08:03:26.286019864 -0400
+++ common.c	2005-06-30 08:03:48.815779191 -0400
@@ -4,7 +4,7 @@

  int showwrong(void)
  {
-	printf("test[]: 0x%08X\n");
+	printf("test[]: 0x%08X\n", (int)test);
  	return 0;
  }

gvb

  parent reply	other threads:[~2005-06-30 12:05 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-06-29 15:46 [U-Boot-Users] Does u-boot relocate absolute symbols? Rune Torgersen
2005-06-30  7:45 ` Andreas Block
2005-06-30 10:46   ` Wolfgang Denk
2005-06-30 11:42     ` Andreas Block
2005-06-30 12:40       ` Wolfgang Denk
2005-06-30 13:38         ` Andreas Block
2005-06-30 12:05   ` Jerry Van Baren [this message]
2005-06-30 12:44     ` Andreas Block
  -- strict thread matches above, loose matches on Subject: below --
2005-07-01  8:01 Andreas Block
2005-07-01  7:57 Andreas Block
2005-07-01 14:35 ` Jerry Van Baren
2005-07-01 15:06   ` Andreas Block
2005-06-30 16:54 Rune Torgersen
2005-06-30 17:28 ` Jerry Van Baren
2005-06-14  9:47 Andreas Block

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