<html><body><div style="color:#000; background-color:#fff; font-family:Courier New, courier, monaco, monospace, sans-serif;font-size:10pt"><div>I have a hang problem on my board based on MPC8377EWLAN, here is how i ran into problem. We are using u-boot to load the kernel, rootfs and device tree. The kernel parameters have been set <br></div><div><br></div><div>root=/dev/ram rw rootfstype=ext2 ramdisk_size=131322 console=ttyS0,115200</div><div><br></div><div>but I load the rootfs image generated of rootfs.jffs2 (we use buildroot), which results in kernel spitting the following message and hang. I even enabled the WDT (mpc83xx_wdt.c) the board does not get reset.</div><div><br></div><div>Any ideas would be appreciated.</div><div><br></div><div>Thanks</div><div>Sridhar<br></div><div><br></div><div><br></div><div>TCP cubic registered<br>Initializing XFRM netlink socket<br>NET: Registered protocol family 17<br>NET: Registered protocol family
15<br>8021q: 802.1Q VLAN Support v1.8<br>lib80211: common routines for IEEE802.11 drivers<br>Registering the dns_resolver key type<br>rtc-m41t80 0-0068: setting system clock to 2012-01-23 20:32:26 UTC (1327350746)<br>RAMDISK: Couldn't find valid RAM disk image starting at 0.<br>List of all partitions:<br>1f00 512 mtdblock0 (driver?)<br>1f01 128 mtdblock1 (driver?)<br>1f02 5120 mtdblock2 (driver?)<br>1f03 10240 mtdblock3 (driver?)<br>1f04 128 mtdblock4 (driver?)<br>1f05 5120 mtdblock5
(driver?)<br>1f06 10240 mtdblock6 (driver?)<br>1f07 128 mtdblock7 (driver?)<br>1f08 128 mtdblock8 (driver?)<br>1f09 99328 mtdblock9 (driver?)<br>No filesystem could mount root, tried: ext2 squashfs<br>Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0)<br>Call Trace:<br>[cf82bef0] [c0007fa0] show_stack+0x4c/0x144 (unreliable)<br>[cf82bf30] [c02e8074] panic+0xac/0x1f8<br>[cf82bf80] [c03c3df0] mount_block_root+0x288/0x2ac<br>[cf82bfc0] [c03c401c] prepare_namespace+0x1a0/0x1ec<br>[cf82bfe0] [c03c3248] kernel_init+0x114/0x130<br>[cf82bff0] [c000d768] kernel_thread+0x4c/0x68<br>Rebooting in 180
seconds..<br></div><div><br></div></div></body></html>