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Qemu Cannot Open Root Device Nfs


For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. iptables --flush did the trick for me. After reading threads on the issue, checked the write-protect slider on the adaptor and it all seemed okay; then swapped the Micro SD into the original adaptor, and it worked. It seems that Dwi Sasongko S got a console anyway afterward. check over here

If not, PLEASE read it. This was working for last couple of months, suddenly it starts giving this problem consistently. You are currently viewing LQ as a guest. The Pi can be booted from the SD, given the same IP and can mount the /fake/path. http://stackoverflow.com/questions/21012340/vfs-cannot-open-root-device-nfs-or-unknown-block0-255

Cannot Open Root Device Nfs Or Unknown-block(0 0)

No license, either express or implied, by estoppel or otherwise, is granted by TI. Enabling CONFIG_AEABI solves the kernel panic. Regards, Titus S.

The idea of setting the path prior to installation worked very well. In my case this leads to kernel panic. Ankit Agarwal 2011/07/05 Hello, I am booting the kernel compiled for versatile-express board ARM. TI, its suppliers and providers of content reserve the right to make corrections, deletions, modifications, enhancements, improvements and other changes to the content and materials, its products, programs and services at Kernel Panic - Not Syncing: Vfs: Unable To Mount Root Fs On Unknown-block(2,0) I'm now experiencing a slightly different issue.

magento 2: How to use the order by and limit clause in sql query GO OUT AND VOTE Does Intel sell CPUs in ribbons? Please Append A Correct Root= Boot Option Quoting: "Network options: ‘-net nic[,vlan=n][,macaddr=mac][,model=type][,name=name][,addr=addr][,vectors=v]’ Create a new Network Interface Card and connect it to VLAN n (n = 0 is the default). Basic Geometric intuition, context is undergraduate mathematics How to stop NPCs from picking up dropped items Will I get the same result if I use 18-55mm lens at 55mm (full zoom) Thanks Steve reply Fri, 10/08/2010 - 00:32 — mustafa Qemu MIPS i have been trying to run qemu on linux to emulate mips architecture and install debian as os on mips,

Reply Cancel Cancel Reply Suggest as Answer Use rich formatting Guru 115270 points Titusrathinaraj Stalin Mar 17, 2014 5:30 AM In reply to Changsheng Li: Hi, 2 I had Nfsroot Total pages: 62976Kernel command line: console=ttyO2,115200n8 androidboot.console=ttyO2mem=256M root=/dev/mmcblk0p2 rw rootfstype=ext3 rootdelay=1 init=/initip=off omap_vout.vid1_static_vrfb_alloc=y vram=8M omapfb.vram=0:8MPID hash table entries: 1024 (order: 0, 4096 bytes)Dentry cache hash table entries: 32768 (order: 5, 131072 I tried executing ./hello and got a message /bin/sh could not find ./hello . Use of the information on this site may require a license from a third party, or a license from TI.

Please Append A Correct Root= Boot Option

Maybe something got enabled in the kernel that is taking over that pin. try here Thanks, Rao reply Thu, 09/30/2010 - 11:17 — csimmonds Re Installation problem Rao, You need to set the ARCH and CROSS_COMPILE shell variables before building the kernel. Cannot Open Root Device Nfs Or Unknown-block(0 0) The server is still showing the same message, however the client is now saying " is not responding, still trying". Vfs: Cannot Open Root Device "nfs" Or Unknown-block(2,0) Thanks & Regards, Velan Don't forget to verify answers to your forum questions by using the green "verify Answer" button.

I forgot to mount /dev as ramfs as you described, resulting failure while executing mdev command. http://rss4medics.com/cannot-open/rms-cannot-open-backup-device.php To troubleshoot the NFS connection, the log file /var/log/syslog in the host system can be examined. 45.447224 8.599690 GoogleTwitterMoreRedditFacebookPinterestTumblrLinkedInPocketEmailPrintLike this:Like Loading... Copyright © 1999-2016 2net Limited. Copy the _install directory that is generated with Busybox build into the NFS share, in order to have the /srv/nfs/_install folder containing the roof filesystem. Unable To Mount Root Fs Via Nfs

PTR . (93) 02:27:49.400289 IP (tos 0x0, ttl 64, id 34372, offset 0, flags [DF], proto UDP (17), length 73) .51421 > .domain: [udp sum ok] 15808+ PTR? .in-addr.arpa. (45) 02:27:49.401603 OK Loading Kernel Image ... OK XIP Kernel Image ... this content Not the answer you're looking for?

Use -net nic,model=? Linux version 2.6.27 ([email protected]) (gcc version 4.3.3 (GCC) ) #1 Thu Sep 30 19:28:17 BST 2010 CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00093177 Machine: ARM-Versatile PB Memory policy: ECC disabled, Data xode View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by xode View Blog 08-06-2014, 12:10 PM #8 mcha LQ Newbie Registered: Feb

Did you read the DVSDK4.x FAQ?

References [1] QEMU Emulator User Documentation http://wiki.qemu.org/download/qemu-doc.html [2] The Ångström Distribution http://www.angstrom-distribution.org/ Chris Simmonds qemu Comments Comment viewing options Flat list - collapsedFlat list - expandedThreaded list - collapsedThreaded list - All rights reserved. Topics: Active | Unanswered Index »Applications & Desktop Environments »[SOLVED] qemu - starting system from nfs-root Pages: 1 #1 2014-11-18 07:50:52 wtx Member Registered: 2014-06-09 Posts: 73 [SOLVED] qemu - starting When I try to boot the client I get the following error message: VFS: Cannot open root device "nfs" or unknown-block(0,255) Please append a correct "root=" boot option Kernel panic -

You can try to create a file inside QEMU and see that it appears also in the host system; note that the file's owner is the user set in the exports Testing a new root filesystem becomes as easy as resetting the board. The qemu (qemu-kvm-0.14.0) loads the kernel image (3.7.9), then echoes: [ 0.816670] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX [ 0.837579] IP-Config: Complete: [ 0.837675] have a peek at these guys for anyone interested..

xode View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by xode View Blog 08-04-2014, 05:05 AM #5 keefaz LQ Guru Registered: Mar Is it possible for an diesel engine computer to detect (and prevent) a runaway condition? Yes. Thanks, Rao reply Tue, 10/05/2010 - 18:50 — Rao Qemu simulator Hi, Did any one managed to qemu sucessfully?

it's the client side that can not root mount to the directory on the server side. Show that the square matrix A is invertible C# TBB updating metadata value How choose a proper ARIMA model looking at ACF and PACF? Search this Thread 08-01-2014, 04:16 PM #1 mcha LQ Newbie Registered: Feb 2010 Posts: 10 Rep: Cannot open root device nfs or unknown-block(2,0): error -6 i am not able If the pi is booted from SD but given the same IP, can you mount /fake/path?

A common setup is having an embedded board running a Linux kernel, connected via Ethernet to a server with a directory exported through NFS and a cross-compiler installed. The mount point is properly exported from the server, as I can mount it manually from other machines. Create the file /srv/nfs/_install/etc/inittab with the following contents: ::sysinit:/etc/init.d/rcS ::respawn:/sbin/getty -n -l /bin/sh -L 115200 tty1 vt100 ::restart:/sbin/init The rcS file, as seen in my previous post about Busybox, can be It sounds like my EVM is dead exactly at write protect pin, Thanks & Regards Velan Don't forget to verify answers to your forum questions by using the green "verify Answer"

Can you please help me out with commands that are required for proper installation.