Re: [grub-devel] loongson-2f mini-pc (fuloong) elf image generation.

[Vladimir 'φ-coder/phcoder' Serbinenko]

On 01.11.2013 22:26, Aleš Nesrsta wrote:
> 
> 
> Dne 29.10.2013 19:46, Vladimir 'φ-coder/phcoder' Serbinenko napsal(a):
>> On 29.10.2013 19:35, Aleš Nesrsta wrote:
>>> Only short note below...
>>>
>>> Dne 27.10.2013 23:43, Vladimir 'φ-coder/phcoder' Serbinenko napsal(a):
>>>> On 27.10.2013 21:03, Aleš Nesrsta wrote:
>>>>>
>>>>>
>>>>> 2.
>>>>> I don't see loading of OHCI module in debug output !
>>>>> Do you really have this module included in your image?
>>>> I have to second this: OHCI module if loaded and there is at least one
>>>> PCI device available it will show "pciid = %x" message.
>>>> Can you modify grub_real_dprintf in misc.c to:
>>>> if (!debug)
>>>>     debug = "all";
>>>>
>>>> So we can be sure that the message wasn't simply lost due to late
>>>> setting of debug variable.
>>>
>>>
>>> AFAIK, dl.c module should display for each loaded module something like
>>> this (when debug=all as in Javier case):
>>> "kern/dl.c:630: module name: ehci"
>>> This is missing for OHCI module in debug output sent by Javier, even
>>> grub.cfg command to load OHCI is present on the beginning of debug
>>> output:
>>> ...
>>> script/lexer.c:321: token 288 text [insmod]
>>>
>>> script/script.c:50: malloc 0x8ff1d920
>>>
>>> script/script.c:50: malloc 0x8ff1d900
>>>
>>> script/script.c:163: arglist
>>>
>>> script/script.c:50: malloc 0x8ff1d8d0
>>>
>>> script/lexer.c:321: token 288 text [ohci]
>>> ...
>>>
>>> I.e., from my point of view, it is sure that OHCI module was not loaded
>>> - but there is no debug output which can explain why...
>> It's possible that a module named ohci already loaded.
> Hm. Originally I didn't believe it but you are right. Additionally, it
> is probably the case of the second Javier dump - there is missing dl.c
> message also for loading of EHCI module even it is working - so EHCI had
> to be loaded before insmod command.
> 
> Is it there some way how Javier can avoid it?
> I.e., how to load USB drivers at the time when their debug output can be
> captured - ? We need to see debug output of initialization of OHCI
> controller and connected devices...
> 
--disk-module=pata to grub-install.
> BR, Ales
> 
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