[U-Boot-Users] Questions of uImage on sbc8260 board

duo dong duodong_zheng at yahoo.com
Thu Dec 9 07:34:04 CET 2004

> How exactly are you loading the kernel/ramdisk
> image?

This time, I loaded the uImage to 100000 and pRamdis
to 200000. The boot code transfers control to Linux as
## Transferring control to Linux (at address 00000000)
Memory BAT mapping: BAT2=64Mb, BAT3=0Mb, residual: 0Mb
Linux version 2.4.24-pre2 (root at localhost.localdomain)
(gcc version 3.2.2 20030217 (Yellow Dog Linux 3.0
3.2.2-2a_1)) #1 Sun Dec 5 14:04:57 EST 2004
On node 0 totalpages: 16384
zone(0): 16384 pages.
zone(1): 0 pages.
zone(2): 0 pages.
Kernel command line: root=/dev/ram0 rw
Warning: real time clock seems stuck!
Calibrating delay loop... 131.89 BogoMIPS
Memory: 61928k available (1028k kernel code, 376k
data, 56k init, 0k highmem)
Dentry cache hash table entries: 8192 (order: 4, 65536
Inode cache hash table entries: 4096 (order: 3, 32768
Mount cache hash table entries: 512 (order: 0, 4096
Buffer cache hash table entries: 4096 (order: 2, 16384
Page-cache hash table entries: 16384 (order: 4, 65536
POSIX conformance testing by UNIFIX
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society
Initializing RT netlink socket
Starting kswapd
CPM UART driver version 0.01
ttyS0 on SMC1 at 0x0000, BRG7
ttyS1 on SMC2 at 0x0040, BRG8
ttyS2 on SCC1 at 0x8000, BRG1
ttyS3 on SCC2 at 0x8100, BRG2
pty: 256 Unix98 ptys configured
eth0: FCC2 ENET Version 0.4, 00:A0:1E:A8:7B:CC
RAMDISK driver initialized: 16 RAM disks of 4096K size
1024 blocksize
loop: loaded (max 8 devices)
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 512 buckets, 4Kbytes
TCP: Hash tables configured (established 4096 bind
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
RAMDISK: Compressed image found at block 0

> > RAMDISK: Compressed image found at block 0
> > crc error<6>Freeing initrd memory: 1367k freed
> <<--??
> I'm not sure what is causing this, was the image
> corrupted when you 
> downloaded? Maybe someone else can help us here..?

The crc error is still there as:
RAMDISK: Compressed image found at block 0
crc error<6>Freeing initrd memory: 1367k freed
VFS: Mounted root (ext2 filesystem).
Freeing unused kernel memory: 56k init

Then, system stuck.

Someoen can help on this?? please!!

> boot=/dev/ram rw.
Thanks, I made a mistake, it should be root=/dev/ram0
rw, not boot=/...
Sorry I response too late. I have another project on
hand, so I can only work on this one couple hours a

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