Am 29.04.2013 12:38, schrieb Fabien Chouteau:
> On 04/28/2013 03:59 PM, Andreas Färber wrote:
>> Am 26.04.2013 20:21, schrieb Alexander Graf:
>>> From: Fabien Chouteau <chout...@adacore.com>
>>>
>>> According to the different user's manuals, the vector offset for system
>>> reset (both /HRESET and /SRESET) is 0x00100.
>>>
>>> This patch may break support of some executables, as the power-on start
>>> address may change. For a specific board, if the power-on start address
>>> is different than HRESET vector (i.e. 0x00000100 or 0xfff00100), this
>>> should be fixed in board's initialization code.
>>>
>>> Signed-off-by: Fabien Chouteau <chout...@adacore.com>
>>> Signed-off-by: Alexander Graf <ag...@suse.de>
>>
>> According to git-bisect, this commit broke the prep machine (602).
>> Symptoms are a black screen with no VGA output from OHW or kernel.
>>
>> Please suggest a fix.
>>
> 
> Can you hand me the binaries so I can try to fix this?

The old ppc_rom.bin is still in qemu.git, so this should suffice:

./ppc-softmmu/qemu-system-ppc -M prep

Problem is, we can't really recompile that binary with changes - and to
switch to OpenBIOS after 1.5 to get rid of it, I need to test that my
incremental patches don't break anything. ;)

Andreas

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