[meta-freescale] Booting imx6q Saber SD
samoht.yrag at gmail.com
Thu Dec 13 03:33:49 PST 2012
On 2012-12-13 04:28, Thomas Senyk wrote:
> On Thu, December 13, 2012 12:13:58 Thomas Senyk wrote:
>> On Thu, December 13, 2012 09:07:05 Fabio Estevam wrote:
>>> On Thu, Dec 13, 2012 at 9:03 AM, Thomas Senyk
>>> <thomas.senyk at pelagicore.com> wrote:
>>>> Yesterday I got a Saber SD (as a second board to my SaberLite).
>>>> I've used the imx6qsabresd machine config to create a sdcard.
>>>> uboot and kernel look like they are working, but the rootfs is not
>>>> mountable during boot.
>>>> Here is the corresponding kernel output:
>>>> Waiting 2sec before mounting root device...
>>>> VFS: Cannot open root device "mmcblk1p2" or unknown-block(179,26)
>>>> Please append a correct "root=" boot option; here are the available
>>> Do you also have a SD card connected to SD2 slot? If so, can you
>>> please remove it and keep only the SD card at slot SD3?
>> Nop nothing in SD2
> The opposite (haven the "same" sdcard in both slots) doesn't help either ;)
> VFS: Cannot open root device "mmcblk1p2" or unknown-block(179,26)
> Please append a correct "root=" boot option; here are the available
> b300 7757824 mmcblk0 driver: mmcblk
> b310 2048 mmcblk0boot1 (driver?)
> b308 2048 mmcblk0boot0 (driver?)
> b318 3880960 mmcblk1 driver: mmcblk
> b319 8192 mmcblk1p1 00000000-0000-0000-0000-000000000000
> b31a 262144 mmcblk1p2 00000000-0000-0000-0000-000000000000
> b320 7822336 mmcblk2 driver: mmcblk
> b321 8192 mmcblk2p1 00000000-0000-0000-0000-000000000000
> b322 262144 mmcblk2p2 00000000-0000-0000-0000-000000000000
> Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-
Could you post the boot log? There should be messages about what MMC
devices and partitions are discovered by the kernel which could help.
> I tried to boot from SD2 only.
> When switching the DIPs 1 and 2 he loads uboot from SD2, but I can't get
> 'fatload mmc' working when booting from SD2
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