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The board is the same as the NMX-WB04G and BR6104Wg. This router uses MX29LV320B and has 4Mb of FLASH.



Attaching a serial port

You can use the same serial adaptor as used here:


Boot menu

Linux Loader Menu                                                                                                                              
(a) Download vmlinuz to flash ...                                                                                                              
(b) Download vmlinuz to sdram (for debug) ...                                                                                                  
(c) Exit                          

Please enter your key :                                                                                                                       

Serial port messages

You can connect a serial port on the 4 wires and configure a minicom at speed 115000, 8N1.

ADM5120 Boot:
no sys signature found!!

jump to linux code!!

LINUX started...
ADM5120 Demo board
CPU revision is: 0001800b
Primary instruction cache 8kb, linesize 16 bytes (2 ways)
Primary data cache 8kb, linesize 16 bytes (2 ways)
Linux version 2.4.18-MIPS-01.00 (root@betty_linux) #340 ¶g.- 7.ë 2 14:33:38 CST 2004
am5120_setup() starts.
System has PCI BIOS
Determined physical RAM map:
 memory: 00d24000 @ 002dc000 (usable)
Initial ramdisk at: 0x80176000 (1318802 bytes)
On node 0 totalpages: 4096
zone(0): 4096 pages.
zone(1): 0 pages.
zone(2): 0 pages.
Kernel command line: root=/dev/ram0 console=ttyS0
CPU clock: 175MHz
Calibrating delay loop... 174.48 BogoMIPS
Memory: 13188k/13456k available (1321k kernel code, 268k reserved, 1376k data, 60k init, 0k highmem)
Dentry-cache hash table entries: 2048 (order: 2, 16384 bytes)
Inode-cache hash table entries: 1024 (order: 1, 8192 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: 4096 (order: 2, 16384 bytes)
Checking for 'wait' instruction...  available.
POSIX conformance testing by UNIFIX
Autoconfig PCI channel 0x801756e8
Scanning bus 00, I/O 0x11500000:0x115ffff0, Mem 0x11400000:0x11500000
00:00.0 Class 0600: 1317:5120
        Mem unavailable -- skipping, bar_size=0x10000000
        I/O unavailable -- skipping, bar_size=0x1000000
fixup resource
fixup host controller
am5120 fix up
fixup IRQ
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
Starting kswapd
pty: 256 Unix98 ptys configured                                                                                                                
HDLC line discipline: version $Revision: $, maxframe=4096                                                                              
N_HDLC line discipline registered.                                                                                                             
block: 64 slots per queue, batch=16                                                                                                            
RAMDISK driver initialized: 16 RAM disks of 5120K size 1024 blocksize                                                                          
loop: loaded (max 8 devices)                                                                                                                   
ADM5120 Switch Module Init                                                                                                                     
PPP generic driver version 2.4.1                                                                                                               
MX29LV320B flash device: 200000 at 1fc00000                                                                                                    
MX29LV320B flash device: Found 1 x16 devices at 0x0 in 16-bit mode                                                                             
 Amd/Fujitsu Extended Query Table at 0x0040                                                                                                    
force TopBomtom to 3                                                                                                                           
  Silicon revision: 0                                                                                                                          
  Address sensitive unlock: Required                                                                                                           
  Erase Suspend: Read/write                                                                                                                    
  Block protection: 1 sectors per group                                                                                                        
  Temporary block unprotect: Supported                                                                                                         
  Block protect/unprotect scheme: 4                                                                                                            
  Number of simultaneous operations: 0                                                                                                         
  Burst mode: Not supported                                                                                                                    
  Page mode: Not supported                                                                                                                     
  Vpp Supply Minimum Program/Erase Voltage: 15.15 V                                                                                            
  Vpp Supply Maximum Program/Erase Voltage: 15.15 V                                                                                            
  Top/Bottom Boot Block: Top boot                                                                                                              
NumEraseRegions = 4                                                                                                                            
cfi->cfiq->EraseRegionInfo 0 = 400000                                                                                                          
cfi->cfiq->EraseRegionInfo 1 = 200001                                                                                                          
cfi->cfiq->EraseRegionInfo 2 = 800000                                                                                                          
cfi->cfiq->EraseRegionInfo 3 = 100001e                                                                                                         
number of CFI chips: 1                                                                                                                         
0: offset=0x0,size=0x4000,blocks=1                                                                                                             
1: offset=0x4000,size=0x2000,blocks=2                                                                                                          
2: offset=0x8000,size=0x8000,blocks=1                                                                                                          
3: offset=0x10000,size=0x10000,blocks=31                                                                                                       
cfi_cmdset_0002: Disabling fast programming due to code brokenness.                                                                            
Creating 1 MTD partitions on "MX29LV320B flash device":                                                                                        
0x00000000-0x00200000 : "Flash Disk 1"                                                                                                         
ftl_cs: FTL header not found.                                                                                                                  
MX29LV320B flash device initialized                                                                                                            
NET4: Linux TCP/IP 1.0 for NET4.0                                                                                                              
IP Protocols: ICMP, UDP, TCP                                                                                                                   
IP: routing cache hash table of 512 buckets, 4Kbytes                                                                                           
TCP: Hash tables configured (established 1024 bind 1024)                                                                                       
GRE over IPv4 tunneling driver                                                                                                                 
ip_conntrack version 2.1 (128 buckets, 1024 max) - 360 bytes per conntrack                                                                     
ip_tables: (C) 2000-2002 Netfilter core team                                                                                                   
ipt_recent v0.2.3: Stephen Frost <>.                                                
ipt_time loading                                                                                                                               
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.                                                                                            
NET4: Ethernet Bridge 008 for NET4.0                                                                                                           
LED & GPIO Driver v1.0                                                                                                                         
RAMDISK: bzip2 compressed image found at block 0                            
Freeing initrd memory: 1287k freed                                                                                                             
VFS: Mounted root (ext2 filesystem).                                                                                                           
Freeing prom memory: 0kb freed                                                                                                                 
Freeing unused kernel memory: 60k freed                                                                                                        
Using /bin/IPN2220AP.o                                                                                                                         
Loading ... IPN2220AP Ver:  Build: Jun 18 2004   10:05:33                                                                      
c0025f94 wlan_open [IPN2220AP]                                                                                                                 
IPN2220AP: No device found.                                                                                                                    
insmod: init_module: IPN2220AP: No such device                                                                                                 
Please press Enter to activate this console.                                                                                                   
BusyBox v1.00-pre2 (2004.05.06-06:52+0000) Built-in shell (ash)                                                                                
Enter 'help' for a list of built-in commands.