今天整天在做ramdisk，没有一次启动成功。。。。按照手册和不同人的做法都试过，错误还是一样
ALSA device list:
#0: S3C24XX_UDA134X (UDA134X)
TCP cubic registered
NET: Registered protocol family 17
s3c2410-rtc s3c2410-rtc: setting system clock to 2011-10-29 16:53:14 UTC (131990
7194)
VFS: Cannot open root device "ram" or unknown-block(1,0)
Please append a correct "root=" boot option; here are the available partitions:
1f00 256 mtdblock0 (driver?)
1f01 128 mtdblock1 (driver?)
1f02 5120 mtdblock2 (driver?)
1f03 256640 mtdblock3 (driver?)
1f04 262144 mtdblock4 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0)
Backtrace:
[<c0037054>] (dump_backtrace+0x0/0x114) from [<c030a1f8>] (dump_stack+0x18/0x1c)
r7:c03bd92d r6:00008000 r5:c3923000 r4:c045fb90
[<c030a1e0>] (dump_stack+0x0/0x1c) from [<c030a248>] (panic+0x4c/0x114)
[<c030a1fc>] (panic+0x0/0x114) from [<c0008e74>] (mount_block_root+0x1d8/0x218)
r3:00000000 r2:00000000 r1:c3823f60 r0:c03bd8c9
[<c0008c9c>] (mount_block_root+0x0/0x218) from [<c0008f78>] (mount_root+0xc4/0xf
c)
[<c0008eb4>] (mount_root+0x0/0xfc) from [<c00090e4>] (prepare_namespace+0x134/0x
18c)
r5:c002381d r4:c045f560
[<c0008fb0>] (prepare_namespace+0x0/0x18c) from [<c00084b0>] (kernel_init+0xe0/0
x114)
r5:c002211c r4:c045f320
[<c00083d0>] (kernel_init+0x0/0x114) from [<c004dad4>] (do_exit+0x0/0x5ac)
r5:00000000 r4:00000000
