[U-Boot] Incorrect memtest range on MPC8536DS

[Wolfgang Denk]

Dear Felix Radensky,

In message <4A843B9B.2000203 at embedded-sol.com> you wrote:
> Hi,
> 
> If run without arguments, mtest hangs on MPC8536DS.
> I guess this is because of the following definitions:
> 
> #define CONFIG_SYS_MEMTEST_START    0x00000000
> #define CONFIG_SYS_MEMTEST_END        0x7fffffff
> 
> I was able to successfully run mtest on 0x00100000 - 0x10000000.
> 
> What is the largest safe range for this platform ?

It depends on RAM size and stack usage. Usually 1 or 2 MB below stack
base is safe enough.

Best regards,

Wolfgang Denk

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core error - bus dumped