[U-Boot-Users] how can I run linux without tftp

zhonglei zhonglei at RCS-9000.COM
Wed May 11 08:08:23 CEST 2005


hi
   I have no ethernet device on my board,so I can only load linux img file via serial port using "loadb" command. But when I downloaded the img successfully and tried to boot the linux , the program stopped as follows:
**********************************************************************
=> loadb 00100000                 
## Ready for binary (kermit) download to 0x00100000 at 115200 bps...                                                                    
## Total Size      = 0x000cb02a = 831530 Bytes                                              
## Start Addr      = 0x00100000                               
=> bootm        
## Booting image at 00100000 ...                                
   Image Name:   Linux-2.4.25                             
   Image Type:   PowerPC Linux Kernel Image (gz                                              
   Data Size:    831466 Bytes = 812 kB                                      
   Load Address: 00000000                         
   Entry Point:  00000000                         
   Verifying Checksum ... OK                            
   Uncompressing Kernel Image ... OK                                    
Memory BAT mapping: BAT2=32Mb, BAT3=0Mb, residual: 0Mb                                                      
Linux version 2.4.25 (root at 198.87.102.69.netdial.caribe.net) (gcc version 3.2.2                                                                               
20030217 (Yellow Dog Linux 3.0 3.2.2-2a_1)) #2 Tue May 10 14:19:41 CST 2005                                                                           
On node 0 totalpages: 8192                          
zone(0): 8192 pages.                    
zone(1): 0 pages.                 
zone(2): 0 pages.                 
Kernel command line:                    
Calibrating delay loop... 263.78 BogoMIPS                                         
Memory: 29876k available (1456k kernel code, 460k data, 76k init, 0k highmem)                                                                             
Dentry cache hash table entries: 4096 (order: 3, 32768 bytes)                                                             
Inode cache hash table entries: 2048 (order: 2, 16384 bytes)                                                            
Mount cache hash table entries: 512 (order: 0, 4096 bytes)                                                          
Buffer cache hash table entries: 1024 (order: 0, 4096 bytes)                                                            
Page-cache hash table entries: 8192 (order: 3, 32768 bytes)                                                           
POSIX conformance testing by UNIFIX                                   
PCI: Probing PCI hardware                         
PCI: Cannot allocate resource region 0 of device 00:1a.0                                                        
Linux NET4.0 for                
Based upon Swansea University Computer Society NET3.039                                                       
Initializing RT netlink socket                              
Starting kswapd               
Journalled Block Device driver loaded                                     
JFFS2 version 2.2. (C) 2001-2003 Red Hat, Inc.                                              
pty: 256 Unix98 ptys configured                               
ttyS0 on PSC1             
ttyS1 on PSC2             
ttyS2 on PSC3             
RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize                                                                      
loop: loaded (max 8 devices)                            
Uniform Multi-Platform E-IDE driver Revision: 7.00beta4-2.4                                                           
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx                                                                           
Port Config is: 0x910                   
ipb=66MHz, set clock period to 15                                 
GPIO config: 91050004                     
ATA invalid: 00800000                     
ATA hostcnf: 03000000                     
ATA pio1   : 100a0a00                     
ATA pio2   : 02040600                     
XLB Arb cnf: 0000a366                     
mpc5xxx_ide: Setting up IDE interface ide0...                                             
ATA DMA task: 5               
Probing IDE interface ide0...                             
ide0: Wait for ready failed before probe !                                          
Probe at base[0x55](0x00000055) past the end of the map(0x00000000)                                                                   
Probe at base[0x55](0x00000055) past the end of the map(0x00000000)                                                                   
CFI: Found no Icecube Bank 0 device at location zero                                                    
Icecube: No supported flash c                            
NET4: Linux TCP/IP 1.0 for NET4.0                                 
eth0: Phy @ 0x0, type GENERIC (0x007f007f)                                          
IP Protocols: ICMP, UDP, TCP, IGMP                                  
IP: routing cache hash table of 512 buckets, 4Kbytes                                                    
TCP: Hash tables configured (established 2048 bind 4096)                                                        
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.                                                   
Root-NFS: No NFS server available, giving up.                                             
VFS: Unable to mount root fs via NFS, trying floppy.                                                    
VFS: Cannot open root device "" or 02:00                                        
Please append a correct "root=" boot option                                           
Kernel panic: VFS: Unable to mount root fs on 02:00                                                   
 <0>Rebooting in 180 seconds..                              
*********************************************************************

Please give me a help! Thanks a lot!
Best Regards
zhonglei




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