hello john,
yes john i tried with rebuilding the kernel without initrd option too..
but no change with error log !!!
On Saturday, 15 March 2014 03:09:48 UTC+5:30, john3909 wrote:
>
>
>
> From: siva kumar <boopathi...@gmail.com <javascript:>>
> Reply-To: <beagl...@googlegroups.com <javascript:>>
> Date: Friday, March 14, 2014 at 7:55 AM
> To: <beagl...@googlegroups.com <javascript:>>
> Subject: Re: [beagleboard] Re: Kernel panic - not syncing: No init found.
> Try passing init= option to kernel.
>
> hello john,
> thanks for your help
> some how i understood the flow of kernel booting from nfs
> but still i got the same error report
> 6.876536] ALSA device list:
> [ 6.879838] #0: TI BeagleBone Black
> [ 6.889766] VFS: Mounted root (nfs filesystem) on device 0:12.
> [ 6.896385] devtmpfs: mounted
> [ 6.899975] Freeing init memory: 292K
> [ 6.907579]
> *[ 6.920985] Kernel panic - not syncing: No init found. Try passing
> init= option to kernel. See Linux Documentation/init.txt for guidance.*
> [ 6.934045] [<c001367c>] (unwind_backtrace+0x0/0xe0) from [<c05e6d00>]
> (panic+0x84/0x1e0)
> [ 6.942611] [<c05e6d00>] (panic+0x84/0x1e0) from [<c05e1a80>]
> (kernel_init+0xb8/0xe4)
> [ 6.950812] [<c05e1a80>] (kernel_init+0xb8/0xe4) from [<c000d918>]
> (ret_from_fork+0x14/0x3c)
> [ 6.959639] drm_kms_helper: panic occurred, switching back to text
> console
>
> Did you rebuild your kernel without Initrd configured?
>
> Regards,
> John
>
>
>
> this is my uEnv.txt file
> ================
>
> *kernel_file=zImage*
> *initrd_file=uInitrd*
> *initrd_high=0xffffffff*
> *fdt_high=0xffffffff*
>
> *serverip=192.168.1.69*
> *ipaddr=192.168.1.61*
> *gwaddr=192.168.1.100*
> *netmask=255.255.255.0*
>
> *#Video: Uncomment to override:*
> *#kms_force_mode=video=HDMI-A-1:1024x768@60*
>
> *##BeagleBone Cape Overrides*
> *##Note: On the BeagleBone Black, there is also an uEnv.txt in the eMMC,
> so if these changes do not seem to be makeing a difference...*
>
> *##BeagleBone Black:*
> *# Disable HDMI/eMMC*
> *# Note it is necessary to disable BOTH HDMI and HDMIN (no audio) "capes"*
> *# in order to use the HDMI pins for I/O*
>
> *#optargs=capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN,BB-BONE-EMMC-2G*
>
> *# Default to leaving the HDMIN "cape" enabled, so HDMI works "out of the
> box"*
> *# Comment the line below and uncomment the optargs= line above to use an
> unmodified*
> *# BeBoPr or other board that uses the HDMI/LCD pins *
> *#siva optargs=capemgr.disable_partno=BB-BONELT-HDMI,BB-BONE-EMMC-2G
> capemgr.enable_partno=BB-BONE-AUDI-02*
>
> *console=ttyO0,115200n8*
>
> *mmcroot=/dev/mmcblk0p2 ro*
> *mmcrootfstype=ext4 rootwait fixrtc*
> *# ip_method=${ipaddr}:${serverip}:${gwaddr}:${netmask}::eth0:off*
> *ip_method=192.168.1.61:192.168.1.69:192.168.1.100:255.255.255.0::eth0:off*
> *nfsrootdev=/dev/nfs rw*
> *nfsroot=192.168.1.69:/home/cis-69/targetNFS ,vers=3*
> *nfsrootfstype=ext4 rootwait fixrtc *
> *nfsargs=setenv bootargs console=${console} ${optargs} ${kms_force_mode}
> root=${nfsrootdev} rootfstype=${nfsrootfstype} nfsroot=${nfsroot}
> init=/lib/modules/3.8.13/init mem=456M vram=50M ${expansion} *
> *#video=HDMI-A-1:1280x1024@60 ${expansion} *
>
> *loadkernel=tftp 0x80200000 ${kernel_file}*
> *loadinitrd=tftp 0x81000000 ${initrd_file}; setenv initrd_size ${filesize}*
> *loadfdt=tftp 0x815f0000 ${fdtfile}*
>
> *boot_classic=run loadkernel; run loadinitrd*
> *# boot_ftd=run loadkernel; run loadinitrd; run loadfdt*
> *boot_ftd=run loadkernel; run loadfdt*
>
> *device_args=run expansion_args; run nfsargs*
> *mmcargs=setenv bootargs console=${console} ${optargs} rootdelay=5
> ${kms_force_mode} root=${mmcroot} rootfstype=${mmcrootfstype} ${expansion}*
>
> *expansion_args=setenv expansion ip=${ip_method}*
> *#Classic Board File Boot:*
> *#uenvcmd=run boot_classic; run device_args; bootz 0x80200000
> 0x81000000:${initrd_size}*
> *#New Device Tree Boot:*
> *# uenvcmd=run boot_ftd; run device_args; bootz 0x80200000
> 0x81000000:${initrd_size} 0x815f0000*
> *uenvcmd=run boot_ftd; run device_args; bootz 0x80200000 - 0x815f0000*
>
>
> i tried this *init=/lib/modules/3.8.13/init option but no use of it *
>
> help me out fix this issue
>
>
>
>
>
> On Friday, 14 March 2014 11:20:15 UTC+5:30, john3909 wrote:
>>
>>
>> From: siva kumar <boopathi...@gmail.com>
>> Reply-To: <beagl...@googlegroups.com>
>> Date: Thursday, March 13, 2014 at 9:58 PM
>> To: <beagl...@googlegroups.com>
>> Subject: [beagleboard] Re: Kernel panic - not syncing: No init found.
>> Try passing init= option to kernel.
>>
>>
>> hai all,
>>
>> can anybody help me how to boot the rootfs using nfs ..still i stuck
>> with same issue..
>> currently i'm using ubuntu13.10 as a host pc to implement nfs booting.
>> i referred the following link to build the kernel
>> http://wiki.beyondlogic.org/index.php/BeagleBoneBlack_Building_Kernel
>> http://elinux.org/Building_BBB_Kernel
>>
>> I attached my uEnv.txt file I use for NFS. Make sure you change the IP
>> address and <userID> for nfsroot to match your host IP and userID. My local
>> network uses an address 10.100.116.xxx. My BBB is 10.100.116.104 and my
>> host is 10.100.116.73.
>>
>> You need to install nfs-kernel-server on your Ubuntu host
>>
>> Add the following line to your /etc/exports file on your host
>>
>> /home/<userID>/targetNFS
>> 10.100.116.0/255.255.255.0(rw,insecure,async,no_wdelay,no_root_squash,no_subtree_check)
>>
>> Place your rootfs in /home/<userID>/targetNFS on your host
>>
>> sudo service nfs-kernel-server restart
>>
>> I think that is all, so NFS should work for you. I hope this helps.
>>
>> Regard,
>> John
>>
>>
>>
>> regards
>> siva
>>
>>
>>
>> On Wednesday, 12 March 2014 15:43:34 UTC+5:30, siva kumar wrote:
>>>
>>> hai ,
>>>
>>> i try to mount the rootfs using nfs for my beagle bone back..while
>>> booting the kernel i'm facing the following issue ..
>>>
>>> error log message :
>>> =============
>>>
>>> 5.745517] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
>>> [ 5.758912] IP-Config: Complete:
>>> [ 5.762359] device=eth0, hwaddr=90:59:af:5b:d4:88,
>>> ipaddr=192.168.1.61, mask=255.255.255.0, gw=192.168.1.100
>>> [ 5.773113] host=192.168.1.61, domain=, nis-domain=(none)
>>> [ 5.779231] bootserver=192.168.1.69, rootserver=192.168.1.69,
>>> rootpath=
>>> [ 5.786438] ALSA device list:
>>> [ 5.789741] #0: TI BeagleBone Black
>>> *[ 5.799661] VFS: Mounted root (nfs filesystem) on device 0:12.*
>>> [ 5.808793] devtmpfs: mounted
>>> [ 5.812347] Freeing init memory: 292K
>>> *[ 5.822210] Kernel panic - not syncing: No init found. Try passing
>>> init= option to kernel. See Linux Documentation/init.txt for guidance.*
>>> [ 5.835271] [<c001367c>] (unwind_backtrace+0x0/0xe0) from
>>> [<c05e6d00>] (panic+0x84/0x1e0)
>>> [ 5.843839] [<c05e6d00>] (panic+0x84/0x1e0) from [<c05e1a80>]
>>> (kernel_init+0xb8/0xe4)
>>> [ 5.852039] [<c05e1a80>] (kernel_init+0xb8/0xe4) from [<c000d918>]
>>> (ret_from_fork+0x14/0x3c)
>>> [ 5.860868] drm_kms_helper: panic occurred, switching back to text
>>> console
>>>
>>>
>>>
>>> i used the following procedure to build the kernel
>>>
>>>
>>> U-Boot> setenv ipaddr 192.168.1.61
>>> U-Boot> setenv serverip 192.168.1.69
>>> U-Boot> tftpboot 0x80200000 uImage-BBB
>>> U-Boot> setenv bootargs console=ttyO0,115200n8 root=/dev/nfs rw
>>> nfsroot=192.168.1.69:/nfsroot
>>> ip=192.168.1.61:192.168.1.69:192.168.1.100:255.255.255.0::eth0
>>> U-Boot> bootm 0x80200000
>>>
>>> i tried with vaious bootargs for nfs booting but no success !!!
>>>
>>> [1] setenv bootargs 'console=ttyO0,115200n8 noinitrd,3 root=/dev/nfs
>>> ip=192.168.1.61:192.168.1.69:192.168.1.100:255.255.255.0::eth0 rootwait rw
>>> nolock,rsize=1024,wsize=1024,rootdelay=2 nfsroot=192.168.1.69:/nfsroot '
>>>
>>> [2]setenv bootargs 'console=ttyO0,115200n8 noinitrd root=/dev/nfs
>>> nfsroot=192.168.1.69:/nfsroot rw
>>> ip=192.168.1.61:192.168.1.69:192.168.1.100:255.255.255.0::eth0:'
>>> and so on..
>>>
>>> pls share your experience to get my kernel bootable...
>>>
>>> regards
>>> siva
>>>
>>>
>>> --
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