From: Gary Thomas <gary@mlbassoc.com>
To: ajmas@bigfoot.com
Cc: ecos-discuss@ecos.sourceware.org
Subject: Re: [ECOS] Adder II (MPC852T), issue while migrating to 32MB memory
Date: Wed, 12 Jul 2006 21:02:00 -0000 [thread overview]
Message-ID: <44B56363.5080301@mlbassoc.com> (raw)
In-Reply-To: <20060712194059.IVAK1747.tomts25-srv.bellnexxia.net@smtp1.sympatico.ca>
Andre-John Mas wrote:
> Hi,
>
> We have an Adder II (MPC852T) board and are in the process of upgrading from 16MB memory to 32MB memory, using a single chip.
>
> Running our 16MB aware RedBoot on this new setup we had no issues. Now we modified the files in:
>
> \packages\hal\powerpc\adder\v2_0_51\include\pkgconf\
>
> such that values 'CYGMEM_REGION_ram_SIZE' (in .h files) and 'MEMORY/ram' (in .ldi files) now have the value 0x1800000. In adder.S the 'onboard DRAM' section is:
>
> /* ONBOARD DRAM */
> lwi r3,0x00000081 # 32-bit, UPMA
> lwi r5,0xFF000E00
-should be-
0xFE000E00
You need to change this - it adjusts the size of CS1 (the DRAM)
--
------------------------------------------------------------
Gary Thomas | Consulting for the
MLB Associates | Embedded world
------------------------------------------------------------
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next prev parent reply other threads:[~2006-07-12 21:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-12 19:41 Andre-John Mas
2006-07-12 21:02 ` Gary Thomas [this message]
2006-07-12 21:03 ` Gary Thomas
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