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Unable to mount root fs on unknown-block(0,0)

Altera_Forum
Honored Contributor II
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Hi everyone, could anyone answer my question ? Thanks! 

1.I got it by using 'default all setting(lose changes)' without chooing the MTD now! 

 

Linux version 3.5.0-rc4+ (root@localhost.localdomain) (gcc version 3.4.6)# 78 PEEMPT Sun Dec 9 21:51:19 EST 2012 bootconsole enabled early_console initialized at 0x90800840 On node 0 totalpages: 16384 free_area_init_node: node 0, pgdat 1827d3d0, node_mem_map 1828efa0 DMA zone: 128 pages used for memmap DMA zone: 0 pages reserved DMA zone: 16256 pages, LIFO batch:0 pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 pcpu-alloc: 0 Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256 Kernel command line: PID hash table entries: 256 (order: -2, 1024 bytes) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) Memory available: 62316k/2611k RAM (2203k kernel code, 408k data) NR_IRQS:64 Calibrating delay loop... 37.06 BogoMIPS (lpj=185344) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 512 NET: Registered protocol family 16 bio: create slab <bio-0> at 0 Switching to clocksource timer NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 2048 (order: 2, 16384 bytes) TCP bind hash table entries: 2048 (order: 1, 8192 bytes) TCP: Hash tables configured (established 2048 bind 2048) TCP: reno registered UDP hash table entries: 256 (order: 0, 4096 bytes) UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) NET: Registered protocol family 1 RPC: Registered named UNIX socket transport module. RPC: Registered udp transport module. RPC: Registered tcp transport module. RPC: Registered tcp NFSv4.1 backchannel transport module. jffs2: version 2.2. (NAND) &#28431; 2001-2006 Red Hat, Inc. io scheduler noop registered io scheduler deadline registered (default) ttyJ0 at MMIO 0x10800840 (irq = 1) is a Altera JTAG UART console enabled, bootconsole disabled console enabled, bootconsole disabled 8000000.flash: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x000 89 Chip ID 0x00227e Amd/Fujitsu Extended Query Table at 0x0040 Amd/Fujitsu Extended Query version 1.3. number of CFI chips: 1 altera_tse-mdio: probed eth0: Altera TSE MAC at 0x90900000 irq 3/2 TCP: cubic registered NET: Registered protocol family 17 List of all partitions: 1f00 131072 mtdblock0 (driver?) No filesystem could mount root, tried: Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)  

I have done the settings in this issue: 

http://www.alterawiki.com/wiki/mtd 

http://www.alterawiki.com/wiki/devicetree 

I enable the JFFS2 supported. 

 

Best Regards
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