From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Problem with mounting a jffs2 partition on flash.
Date: Mon, 8 Feb 2016 17:12:21 +0100 [thread overview]
Message-ID: <201602081712.21810.marex@denx.de> (raw)
In-Reply-To: <20160208122233.70DF93809B8@gemini.denx.de>
On Monday, February 08, 2016 at 01:22:33 PM, Wolfgang Denk wrote:
> Dear Denis,
Hi,
> In message <BFEE4BD273371E48B6EB70F96CEC5B54F300DB@DEMUMBX007.nsn-intra.net>
you wrote:
> > Yes, I'm aware that jffs2 is quite old and ubifs is a successor of
> > jffs2, but the reason is that current Linux Kernel has no support for
> > UBI.
>
> What do you mean by "current" here? UBI/UBIFS support in U-Boot was
> actually adapted from the Linux kernel, so Linux support for UBI/UBIFS
> predates the U-Boot code by a long, long time.
>
> Do you mean you are using a prehistoric Linux kernel version?
>
> > I understand that it should have solution, but it requires
> > recompiling Linux kernel which is also time consuming.
>
> Hm... just recompiling is only a matter of seconds (or, on a very slow
> system, minutes max). I understand there are other concerns that you
> don't want to update? Please be aware that there it is likely that
> there other incompatibilities / bugs in such an ancient kernel...
>
> > > What exactly are these "other problems" ?
> >
> > U-Boot launches, but after that it is hanging.
> > U-Boot 2016.01 (Feb 05 2016 - 14:15:47 +0100)
> >
> > CPU: Altera SoCFPGA Platform
> > FPGA: Altera Arria V, D5, version 0x0
> > BOOT: QSPI Flash (3.0V)
> >
> > Watchdog enabled
> >
> > I2C: ready
> > DRAM:
> >
> > I will try to tackle this problem also.
> > However, I must say that I don't have much experience with U-Boot,
> > so maybe I'm missing something obvious?
>
> It appears it is hanging in the DRAM initialization phase. This is a
> very common issue. Please make sure your memory configuration is
> correct.
It would be very helpful to see the whole boot output, not just U-Boot output.
For example SPL output is missing. Are you using mainline U-Boot SPL or not ?
How did you install the U-Boot on your board ?
> > Can you please share some examples of correct configuration for
> > such use case (jffs2 partition on NOR flash with SPI)?
>
> You can deal with this later; first you need to have the system
> running at all. You should focus on this first.
>
>
> Best regards,
>
> Wolfgang Denk
Best regards,
Marek Vasut
next prev parent reply other threads:[~2016-02-08 16:12 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-08 10:56 [U-Boot] Problem with mounting a jffs2 partition on flash Bakhvalov, Denis
2016-02-08 11:41 ` Wolfgang Denk
2016-02-08 12:07 ` Bakhvalov, Denis
2016-02-08 12:22 ` Wolfgang Denk
2016-02-08 13:15 ` Calvin Johnson
2016-02-08 16:12 ` Marek Vasut [this message]
2016-02-09 15:36 ` Bakhvalov, Denis
2016-02-09 17:30 ` Marek Vasut
2016-02-10 13:18 ` Bakhvalov, Denis
2016-02-10 16:16 ` Marek Vasut
2016-02-11 10:01 ` Bakhvalov, Denis
2016-02-11 11:56 ` Marek Vasut
2016-02-11 12:45 ` Bakhvalov, Denis
2016-02-11 12:53 ` Marek Vasut
2016-02-11 14:02 ` Bakhvalov, Denis
2016-02-11 14:56 ` Marek Vasut
2016-02-11 15:29 ` Bakhvalov, Denis
2016-02-11 15:45 ` Marek Vasut
2016-02-12 8:44 ` Bakhvalov, Denis
2016-02-12 12:00 ` Marek Vasut
2016-02-12 13:15 ` Bakhvalov, Denis
2016-02-12 14:00 ` Bakhvalov, Denis
2016-02-12 15:09 ` Marek Vasut
2016-02-12 15:39 ` Bakhvalov, Denis
2016-02-12 15:44 ` Marek Vasut
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