[Buildroot] [PATCH v4 1/2] board: add support for Intel Galileo Gen 2

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Dear Gergely Imreh,

On Mon, 21 Sep 2015 22:31:39 +0800, Gergely Imreh wrote:

> I was trying this patch series out, but running into some issues.
> 
> The major one is that if I create the "sdcard.img" using the
> defconfig, write it onto a card, and try to boot from it, I get this
> kernel panic as the result:
> 
> [    3.470356] mmc0: new high speed SDHC card at address 0007
> [    3.477010] VFS: Cannot open root device "mmcblk0p2" or
> unknown-block(0,0): error -6
> [    3.484871] Please append a correct "root=" boot option; here are
> the available partitions:
> [    3.493332] Kernel panic - not syncing: VFS: Unable to mount root
> fs on unknown-block(0,0)
> [    3.501649] Pid: 1, comm: swapper Not tainted 3.8.7 #1
> [    3.503281] Call Trace:
> [    3.503281]  [<c12e5571>] panic+0x64/0x144
> [    3.503281]  [<c1458cc7>] mount_block_root+0x191/0x1ef
> [    3.503281]  [<c10b9468>] ? sys_mknod+0x28/0x30
> [    3.503281]  [<c1458e2c>] mount_root+0x4f/0x57
> [    3.503281]  [<c1458f74>] prepare_namespace+0x140/0x171
> [    3.503281]  [<c1458a71>] kernel_init_freeable+0x15e/0x166
> [    3.503281]  [<c12e2d7b>] kernel_init+0xb/0x140
> [    3.503281]  [<c12e87fb>] ret_from_kernel_thread+0x1b/0x30
> [    3.503281]  [<c12e2d70>] ? rest_init+0x60/0x60
> 
> Is there anything I might be missing?
> (Using a Gen2 board)

Can you add "rootwait" to your kernel command line?

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com