On Thu, 12 Apr 2018 09:04:20 +0200 Jason Mitchell <ja...@sparkatm.co.za> wrote:
> Good day all > > I am currently faced with a task of having to run new software on > ageing hardware. We have currently about 1000 units in the field of a > machine that runs Windows CE using the Samsung S3C6410. > > Because these are considerable assets its not a simple case of > replacing them with new, more modern hardware. > > The goal is to be able to get these existing boards to run Ubuntu so > that we can run GoLang applications, so we need the GUI with just a > relatively recent browser. > > The board in question is a near perfect clone of the SMDK6410, which > was supported fully in U-boot in the past, indeed I can select > SMDK6410 and compile a working U-boot using 1.3.4 sources > > After much effort I managed to get a tailored (tailored as in having > changed the memory configuration to match the hardware) U-boot V1.3.4 > compiled and running for this chip, the problem now, obviously we > have a fairly recent Linux kernel compiled and it won't boot because > the Device Tree Blob doesn't exist on such an old version of U-boot. > > So my questions are: > > - Has anyone perhaps created a branch or fork of the current or nearly > current version of U-boot and patched in this support. I see a lot of > Chinese websites where they seem to have done this but the language > barrier is a big problem. Also a lot of dead links are another > problem. > > - If there isn't something out there, would it be possible to run > through the steps with me to add support for this CPU again. I don't > mind doing the work, the main issue is I have no clue how U-boot > actually works internally. > > I have FULL JTAG access to this board, with a perfectly functional > OpenOCD setup. This is how we are able to program versions of U-boot > into the FLASH. > > Hoping someone can assist If this helps - I do have some code (including OpenOCD restoration/debricking files) to add support for smdk6410 based on v2013.04 u-boot. As fair as I remember this code was booting till prompt, but was NOT in a shape allowing mainlining. Unfortunately, I don't have smdk6410 dev board anymore, so I cannot help with testing/tunning the HW. > > Kindest Regards, > Jason Mitchell > Software Developer > Spark ATM Systems (PTY) LTD > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > https://lists.denx.de/listinfo/u-boot Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
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