From: Steve Calfee <stevecalfee@gmail.com>
To: buildroot@busybox.net
Subject: [Buildroot] BeagleBoard-xM, booting 2.6.37, root=/dev/mmcblk0p2, kernel hangs
Date: Wed, 23 Mar 2011 14:43:12 -0700 [thread overview]
Message-ID: <4D8A6970.8080208@gmail.com> (raw)
In-Reply-To: <201103232200.55266.tmohr@s.netic.de>
On 03/23/11 14:00, Torsten Mohr 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.
>
Hi Torsten,
Are you sure you are doing the copy correctly?
sudo tar -xzf rootfs.tar.gz -C media/destination
Always works for me.
> 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?
Thats a tough call with this little info. Here is part of my xm bootlog:
[ 4.287384] mmc0: host does not support reading read-only switch.
assuming wr
ite-enable.
[ 4.298645] mmc0: new high speed SDHC card at address 1234
[ 4.307037] mmcblk0: mmc0:1234 SA04G 3.67 GiB
[ 4.318267] mmcblk0: p1 p2 p3
[ 4.512725] usb 1-2.1: new high speed USB device using ehci-omap and
address
3
[ 4.638244] usb 1-2.1: New USB device found, idVendor=0424,
idProduct=ec00
[ 4.645538] usb 1-2.1: New USB device strings: Mfr=0, Product=0,
SerialNumber
=0
[ 4.658721] smsc95xx v1.0.4
[ 4.749145] smsc95xx 1-2.1:1.0: usb0: register 'smsc95xx' at
usb-ehci-omap.0-
2.1, smsc95xx USB 2.0 Ethernet, 8e:bc:ee:cc:8a:9b
Regards, Steve
next prev parent reply other threads:[~2011-03-23 21:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-23 21:00 [Buildroot] BeagleBoard-xM, booting 2.6.37, root=/dev/mmcblk0p2, kernel hangs Torsten Mohr
2011-03-23 21:33 ` bruce bushby
2011-03-23 22:10 ` Torsten Mohr
2011-03-23 22:53 ` bruce bushby
2011-03-23 23:31 ` Steve Calfee
2011-03-23 23:38 ` bruce bushby
2011-03-23 21:43 ` Steve Calfee [this message]
2011-03-23 22:19 ` Torsten Mohr
2011-03-24 21:19 ` [Buildroot] [beagleboard] " Torsten Mohr
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