[U-Boot] [non-working configuraton, post relocation 7/7] DNS323 configuration

[Heiko Schocher]

Hello Rogan,

Rogan Dawes wrote:
> On 2011/03/19 1:51 PM, Rogan Dawes wrote:
>> On 2011/03/19 9:19 AM, Heiko Schocher wrote:
>>
>>>> Marvell>> bootm
>>>> ## Booting image at 00100000 ...
>>>>    Image Name:   UBoot dns323
>>>>    Image Type:   ARM U-Boot Kernel Image (uncompressed)
>>>>    Data Size:    170100 Bytes = 166.1 kB
>>>>    Load Address: 03000000
>>>>    Entry Point:  03000000
>>>>    Verifying Checksum ... OK
>>>> OK
>>>>
>>>> Starting kernel ...
>>> With relocation, you must set TEXT_BASE to the value you start
>>> the image, so please try to set TEXT_BASE = load_addr.
>>>
>>> Also, if you do a ram image, don;t forget that with relocation
>>> the u-boot image gets relocated to the end of ram, so don;t choose
>>> a TEXT_BASE near the end of ram.
>>>
>>> If that not helps, you maybe need a debugger ...
>>>
>>> bye,
>>> Heiko
>> Hi Heiko,
>>
>> I did see that, and thought it might have something to do with it. I
>> also tried building a version with the TEXT_BASE at 0x100000, but had
>> exactly the same result.
>>
>> It sounds like a debugger will be my only option. Fortunately, I should
>> be getting a Segger J-Link JTAG adapter on Tuesday, and then maybe I can
>> figure out what is going on.
>>
>> Regards,
>>
>> Rogan
> 
> Hi Heiko,
> 
> It is clear now that I *am* an idiot.

Nack.

> I was loading the uImage to 0x100000, but the uImage was configured to
> be copied to 0x3000000 before being started by the vendor u-boot.

Ok.

> Setting TEXT_BASE to 0x3000000 allowed me to start my chainloaded "on
> top of master" u-boot.

:-) Great!

> Now all I need is to figure out the right way to patch the CFI code to
> handle my 8-bit/16-bit configuration, and I should be ready to submit a
> working configuration.

Ok, thanks!

bye,
Heiko
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