Outputs of various info commands on my system (excluding POST): ] bdinfo memstart = 0x00000000 memsize = 0x20000000 flashstart = 0xFFF00000 flashsize = 0x00000001 flashoffset = 0x001F4000 sramstart = 0x00000000 sramsize = 0x00000000 bootflags = 0x00000001 intfreq = 800 MHz busfreq = 133.333 MHz ethaddr = (yours will differ) IP addr = 192.168.0.1 baudrate = 9600 bps ] coninfo List of available devices: serial 80000003 SIO stdin stdout stderr vga 80000002 S.O ] flinfo Bank # 1: No flashrom installed ] iminfo ## Checking Image at 00500000 ... Bad Magic Number (I did not load a kernel image. Issue the command diskboot 500000 x:y to load an image, then check it with iminfo.) ] pci Scanning PCI devices on bus 0 BusDevFun VendorId DeviceId Device Class Sub-Class _____________________________________________________________ 00.00.00 0x10cc 0x0660 Bridge device 0x00 00.01.00 0x10cc 0x0661 Bridge device 0x04 00.06.00 0x10b7 0x9200 Network controller 0x00 00.07.00 0x1106 0x0686 Bridge device 0x01 00.07.01 0x1106 0x0571 Mass storage controller 0x01 00.07.02 0x1106 0x3038 Serial bus controller 0x03 00.07.03 0x1106 0x3038 Serial bus controller 0x03 00.07.04 0x1106 0x3057 Build before PCI Rev2.0 0x00 00.07.05 0x1106 0x3058 Multimedia device 0x01 00.07.06 0x1106 0x3068 Simple comm. controller 0x80 00.08.00 0x1274 0x1371 Multimedia device 0x01 ] version U-Boot 0.1.1 (Apr 3 2003 - 14:44:24) ] mtest Pattern 00000000 Writing... Reading...Pattern FFFFFFFF Writing... Reading...Pattern 00000001 Writing... Reading...Pattern FFFFFFFE Writing... Reading...Pattern 00000002 Writing... Reading...Pattern FFFFFFFD Writing... Reading...Pattern 00000003 Writing... Reading...Pattern FFFFFFFC Writing... (mtest will continue for hours checking all possible bit patterns unless you ctrl-c. I think it reports errors as soon as it finds them. I don't know, since it has never reported an error for me.)