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系统启动时串口显示如下,不能正常启动,能帮我看一下怎么回事吗??
TCP cubic registered
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
VFS: Cannot open root device "mtdblock2" or unknown-block(0,0)
Please append a correct "root=" boot option; here are the available partitions:
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
[<c0028ab8>] (unwind_backtrace+0x0/0xe8) from [<c025c594>] (panic+0x44/0x124)
[<c025c594>] (panic+0x44/0x124) from [<c0008f38>] (mount_block_root+0x180/0x2c0)
[<c0008f38>] (mount_block_root+0x180/0x2c0) from [<c00091dc>] (prepare_namespac)
[<c00091dc>] (prepare_namespace+0x100/0x1bc) from [<c00085ac>] (kernel_init+0xc)
[<c00085ac>] (kernel_init+0xc0/0xec) from [<c0046088>] (do_exit+0x0/0x5fc)
[<c0046088>] (do_exit+0x0/0x5fc) from [<00000005>] (0x5) |
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