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From: Michal Simek <monstr@monstr.eu>
To: u-boot@lists.denx.de
Subject: [U-Boot] FDT driver initialization function declaration
Date: Wed, 11 Jul 2012 08:11:54 +0200	[thread overview]
Message-ID: <4FFD192A.3040103@monstr.eu> (raw)
In-Reply-To: <201207101711.42961.marex@denx.de>

On 07/10/2012 05:11 PM, Marek Vasut wrote:
> Dear Michal Simek,
>
>> Dear Wolfgang,
>>
>> On 07/10/2012 03:03 PM, Wolfgang Denk wrote:
>>> Dear Michal Simek,
>>>
>>> In message<4FFC1EF8.9060705@monstr.eu>   you wrote:
>>>> The hardest part I have identify on microblaze was about u-boot
>>>> variables. Because based on information from device-tree you can choose
>>>> where variables should be stored and also this memory should be
>>>> accessible before u-boot try to read variables. It mean in very early
>>>> state.
>>>
>>> Device initialization before relocation is already hard enough;
>>> resources are very limited then.  You will add the additional need to
>>> have the FDT library available then, too.   Not to mention that you
>>> need to load the DT blob, too.
>>>
>>> This will be a lot of added complexity.
>>
>> Do you have any timeframe for this work?
>> Or any expectation when this work should be merged to mainline?
>
> 6 months, 2 releases ... or so. We booted it as a university project to maximize
> the gain.

ok. Sounds good. Do you have any repo somewhere?
I would like to look at it.

Thanks,
Michal



-- 
Michal Simek, Ing. (M.Eng)
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
Microblaze U-BOOT custodian

  reply	other threads:[~2012-07-11  6:11 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-10 10:23 [U-Boot] FDT driver initialization function declaration Michal Simek
2012-07-10 11:54 ` Wolfgang Denk
2012-07-10 12:24   ` Michal Simek
2012-07-10 13:00     ` Marek Vasut
2012-07-10 13:35       ` Michal Simek
2012-07-10 13:03     ` Wolfgang Denk
2012-07-10 13:12       ` Marek Vasut
2012-07-10 13:42         ` Michal Simek
2012-07-10 15:08           ` Marek Vasut
2012-07-11  6:16             ` Michal Simek
2012-07-11  9:52         ` Michal Simek
2012-07-12  7:10           ` [U-Boot] [U-Boot-DM] " Pavel Herrmann
2012-07-12  8:22             ` Michal Simek
2012-07-13 10:39               ` Tomas Hlavacek
2012-07-13 10:53                 ` Marek Vasut
2012-07-10 13:47       ` [U-Boot] " Michal Simek
2012-07-10 15:11         ` Marek Vasut
2012-07-11  6:11           ` Michal Simek [this message]
2012-07-13 10:32             ` Marek Vasut
2012-07-10 13:05 ` Marek Vasut
2012-07-10 13:12   ` Simon Glass
2012-07-10 15:06     ` [U-Boot] [U-Boot-DM] " Marek Vasut
2012-07-10 13:46   ` [U-Boot] " Wolfgang Denk
2012-07-10 13:18 ` Simon Glass
2012-07-10 13:49   ` Michal Simek
2012-07-14  6:49     ` Simon Glass

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