[DNX#2006040142000777] [U-Boot-Users] Ocotea with 512 megs of ram - ping [...]

[DENX Support System <support@denx.de>]

Hello list,

inside the automatic U-Boot patch tracking system a new ticket
[DNX#2006040142000777] was created:

<snip>
> Dale,
> 
> You've run into a problem where U-Boot maps the 2nd 256MB of physical
> memory into the same logical space as the 1st 256MB. It's a one line/one
> character typo that I've been meaning to post a patch for but I've been
> tied up on other projects.  Here's the context diff:
> 
> --- ./board/amcc/ocotea/init.S	2005-12-19 18:14:46.000000000 -0800
> +++ ../u-boot-git-ocotea-patch/board/amcc/ocotea/init.S	2005-12-22
> 13:38:38.000000000 -0800
> @@ -92,5 +92,5 @@
>      tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0,
> AC_R|AC_W|AC_X )
>      tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0,
> AC_R|AC_W|AC_X|SA_G|SA_I )
> -    tlbentry( CFG_SDRAM_BASE+0x10000000, SZ_256M, 0x00000000, 0,
> AC_R|AC_W|AC_X|SA_G|SA_I )
> +    tlbentry( CFG_SDRAM_BASE+0x10000000, SZ_256M, 0x10000000, 0,
> AC_R|AC_W|AC_X|SA_G|SA_I )
>      tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I
> )
>      tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3,
> AC_R|AC_W|SA_G|SA_I )
> 
> This should fix your problem.
> 
> Marc
> 
> > -----Original Message-----
> > From: u-boot-users-admin at lists.sourceforge.net 
> > [mailto:u-boot-users-admin at lists.sourceforge.net] On Behalf 
> > Of Dale Dunlea
> > Sent: Tuesday, February 14, 2006 8:32 AM
> > To: u-boot-users at lists.sourceforge.net
> > Subject: [U-Boot-Users] Ocotea with 512 megs of ram - ping fails
> > 
> > Hi,
> > 
> > I have an Ocotea (AMCC 440GX) test board which I have been 
> > using happily 
> > with U-Boot 1.1.4. In it's original configuration, it uses a 
> > single 256 
> > meg dimm. This works fine and my kernel and initrd images are 
> > downloaded 
> > happily via tftp. I replaced this dimm with a 512 meg dimm 
> > and now the 
> > network interface is no longer functional. Has anyone else 
> > seen this issue?
> > 
> > Regards,
> > Dale
> > 
> > 
> > 
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> > 
> 
> 
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</snip>

Your U-Boot support team