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2013-03-03 11:55:32

从u-boot下载uImage,用ramdisk文件系统的时候出现这个问题。
VFS: Cannot open root device "ram" or unknown-block(1,0)
Please append a correct "root=" boot option; here are the availablepartitions:
1f00             256mtdblock0 (driver?)
1f01             128mtdblock1 (driver?)
1f02            5120mtdblock2 (driver?)
1f03         1043072 mtdblock3 (driver?)
1f04         1048576 mtdblock4 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0)
Backtrace: 
[] (dump_backtrace+0x0/0x10c) from [](dump_stack+0x18/0x1c)
 r7:c05aa9e4 r6:00008000 r5:c200b000 r4:c0651b50
[] (dump_stack+0x0/0x1c) from [](panic+0x4c/0x114)
[] (panic+0x0/0x114) from [] (mount_block_root+0x174/0x228)
 r3:c3802cec r2:00000000 r1:c3823f60 r0:c05aa97c
[] (mount_block_root+0x0/0x228) from [](mount_root+0xc4/0xfc)
[] (mount_root+0x0/0xfc) from [](prepare_namespace+0x134/0x18c)
 r5:c01ec81d r4:c0651520
[] (prepare_namespace+0x0/0x18c) from [](kernel_init+0xe0/0x114)
 r5:c0022434 r4:c06512e0
[] (kernel_init+0x0/0x114) from [] (do_exit+0x0/0x620)
确认内核配置:
Device Drivers->Block devices->(*)RAM blockdevice support
    默认ram大小4096改为8192
File system->(*)Second extended fssupport
General setup->(*)Initial RAM filesystem and RAMdisk(initramfs/initrd)support

 

2011-07-20 17:37 发表于百度空间,今搬至CU。

 

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