From mboxrd@z Thu Jan  1 00:00:00 1970
From: Torsten Mohr <tmohr@s.netic.de>
Date: Wed, 23 Mar 2011 23:10:39 +0100
Subject: [Buildroot] BeagleBoard-xM, booting 2.6.37, root=/dev/mmcblk0p2,
	kernel hangs
In-Reply-To: <AANLkTikXt+=tDUAtbP39EZQ8ExEZzEU0kMYFP0NQ_Pm5@mail.gmail.com>
References: <201103232200.55266.tmohr@s.netic.de>
	<AANLkTikXt+=tDUAtbP39EZQ8ExEZzEU0kMYFP0NQ_Pm5@mail.gmail.com>
Message-ID: <201103232310.39054.tmohr@s.netic.de>
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To: buildroot@busybox.net

Hi,

no, i haven't set up tftp yet, but i can try that.  It will be a good test to 
see if the problem is the MMC or anything else related to mounting root, 
correct?


Best regards,
Torsten.

Am Mittwoch, 23. M?rz 2011, 22:33:18 schrieb bruce bushby:
> maybe a silly question.....have you tested your kernel/build via NFS....ie
> "tftp boot uImage" & "NFS mount rootfs"?
> 
> On Wed, Mar 23, 2011 at 9:00 PM, Torsten Mohr <tmohr@s.netic.de> wrote:
> > Hello,
> > 
> > i've set up a micro SD card with VFAT on partition 1, EXT2 on partition
> > 2.
> > 
> > Partition 2 is buildroot's output/images/rootfs.ext2, copied with "dd" to
> > the
> > micro SD card.
> > 
> > On partition 1 i have u-boot and i start the kernel like this:
> > mmc init
> > mmc rescan 0
> > run loaduimage
> > bootm 0x82000000
> > 
> > Then i see the kernel boot log and i see it hanging:
> > 
> > [    1.215850] twl_rtc twl_rtc: setting system clock to 2000-01-01
> > 00:05:25 UTC (946685125)
> > [    1.226806] Waiting for root device /dev/mmcblk0p2...
> > [    1.369873] mmc0: host does not support reading read-only switch.
> > assuming
> > write-enable.
> > [    1.389953] mmc0: new SDHC card at address e624
> > ---> no more output
> > 
> > 
> > I use buildroot-2011.02, the kernel is 2.6.37.
> > 
> > In the kernel configuration i have set:
> > 
> > TI OMAP Multimedia Card Interface support (MMC_OMAP)
> > TI OMAP High Speed Multimedia Card Interface support (MMC_OMAP_HS)
> > 
> > 
> > Can anybody give me a hint why the kernel does not continue to boot?
> > 
> > 
> > Best regards,
> > Torsten.
> > 
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