From: Sascha Hauer <s.hauer@pengutronix.de>
To: Holger Schurig <holgerschurig@gmail.com>
Cc: "barebox@lists.infradead.org" <barebox@lists.infradead.org>
Subject: Re: Booting barebox on i.MX6 from SDCARD?
Date: Fri, 27 Jun 2014 12:33:18 +0200 [thread overview]
Message-ID: <20140627103318.GO14257@pengutronix.de> (raw)
In-Reply-To: <CAOpc7mFTyx9FD8Gk2qtMGYN_bA5_wn_zUu_cPuZ7bqUgfwz6CQ@mail.gmail.com>
On Fri, Jun 27, 2014 at 11:07:13AM +0200, Holger Schurig wrote:
> Hmm, this is really weird.
>
> On my device, I have a WinCE image on a MMC card. When I insert this
> MMC card, the hardware boots from it and I see the output of the EBOOT
> on the serial port. So I know that the hardware can boot from SDCARD
> (e.g. BOOTCFG setup etc). If I remove the card, then the CPU instead
> activates serial (USB) boot, as I can see with lsusb/journalctl -f.
>
> Now I use the exact same MMC card and put
> barebox/images/barebox-ahs2.img onto it. This is an image that I can
> boot via "barebox/scripts/imx/imx-usb-loader -v
> barebox/images/barebox-ahs2.img". So I know that this image isn't
> totally borked up ... As I insert this card now and turn the power on
> .... nothing happens. The hardware seems dead, even with
> CONFIG_DEBUG_LL.
Have you tried without DEBUG_LL? It might be that you write to an
uninitialized UART.
Sascha
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next prev parent reply other threads:[~2014-06-27 10:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-26 10:04 Holger Schurig
2014-06-26 10:11 ` Lucas Stach
2014-06-26 19:42 ` Sascha Hauer
2014-06-27 9:07 ` Holger Schurig
2014-06-27 10:33 ` Sascha Hauer [this message]
2014-06-27 11:17 ` Holger Schurig
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