请帮忙看看内核启动后为何挂载不了ram盘？多谢！

wincool123

Starting kernel ...

Uncompressing Linux......................................................................... done, booting the kernel.
Linux version 2.6.19-uc1 (root@localhost.localdomain) (gcc version 4.2.1) #7 Fri Dec 18 16:25:30 CST 2009
CPU: XScale-IXP42x Family [690541c1] revision 1 (ARMv5TE), cr=000039ff
Machine: Intel IXDPG425
Memory policy: ECC disabled, Data cache writeback
CPU0: D VIVT undefined 5 cache
CPU0: I cache: 32768 bytes, associativity 32, 32 byte lines, 32 sets
CPU0: D cache: 32768 bytes, associativity 32, 32 byte lines, 32 sets
Built 1 zonelists.  Total pages: 8128
Kernel command line: console=ttyS0,115200 root=/dev/ram0 initrd=0x00800000,8M mem=32M
PID hash table entries: 128 (order: 7, 512 bytes)
Console: colour dummy device 80x30
Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)
Memory: 32MB = 32MB total
Memory: 21932KB available (1840K code, 374K data, 104K init)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
checking if image is initramfs...it isn't (bad gzip magic numbers); looks like an initrd
Freeing initrd memory: 8192K
NET: Registered protocol family 16
IXP4xx: Using 16MiB expansion bus window size
PCI: IXP4xx is host
PCI: IXP4xx Using direct access for memory space
PCI: bus0: Fast back to back transfers enabled
dmabounce: registered device 0000:00:0d.0 on pci bus
dmabounce: registered device 0000:00:0d.1 on pci bus
dmabounce: registered device 0000:00:0f.0 on pci bus
dmabounce: registered device 0000:00:0f.1 on pci bus
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 1024 (order: 0, 4096 bytes)
TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
TCP: Hash tables configured (established 1024 bind 1024)
TCP reno registered
NetWinder Floating Point Emulator V0.97 (double precision)
JFFS2 version 2.2. (NAND) (C) 2001-2006 Red Hat, Inc.
io scheduler noop registered
io scheduler cfq registered (default)
Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled
serial8250.0: ttyS0 at MMIO 0xc8000000 (irq = 15) is a XScale
RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
mice: PS/2 mouse device common for all mice
TCP cubic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
RAMDISK: cramfs filesystem found at block 0
RAMDISK: Loading 1116KiB [1 disk] into ram disk... <6>Time: OSTS clocksource has been installed.
done.
No filesystem could mount root, tried:  ext2 jffs2
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0)

d00m3d

用什麽发行版？内核是自己编译的？

bootloader 的配置文件内容正确否？

没本

initrd是找到cramfs的，只是不知道initrd里面是怎么对ram0复制文件的，你把rom里面地址0x00800000,8M的内容dump出来，用台式机mount -o loop -t cramfs看看内容，看rom0是怎么初始化和复制文件的。你这个是个手机还是个别的设备？