User`s manual

High Performance Low Cost Embedded Systems
Item[x]: Partition Nand Flash with a default setting, it is the same as executing command:
bon part 0 320k 2368k
Item[v]: Download a linux bootloader vivi to the vivi partition of Nand Flash via USB
Item[k]: Download a linux kernel to the kernel partition of Nand Flash via USB
Item[y]: Download an image of the yaffs file system to the root partition of Nand Flash via
USB
Item[c]: Download an image of the cramfs file system to the root partition of Nand Flash
via USB
Item[a]: Download a user application to Nand Flash via USB, usually it is a bin file, such
as “2440test”, uCos2(our shipped uCos2 supports booting from Nand Flash), U-Boot and other bin
programs.
Item[n]: Download a WinCE’s bootloader Nboot to block0 of Nand Flash via USB
Item[e]: Download a WinCE’s bootloader Eboot to the Eboot partition of Nand Flash via
USB
Item[i]: Download an image of WinCE NK.nb0 to Nand Flash via USB
Item[w]: Download an image of WinCE NK.bin to Nand Flash via USB
Item[d]: Download a program to a user defined address(via the DNW’s “Configuration” ->
“Option” to define a download address) and run. The SDRAM’s physical address in this board is
from 0x30000000 to 0x34000000, 64Mbytes. The BIOS takes all the address space above
0x33DE8000, so the user defined address should be between 0x30000000 and 0x33DE8000.
Item[z]: Download a linux kernel zImage to RAM via USB. The download address is
0x30008000.
Item[g]: Boot linux from RAM. Item [z] should be executed before this.
Item[f]: Format Nand Flash. This command will format the specified address space of
Nand Flash. The on board Nand Flash is 64Mbytes. Its address space is 0-0x4000000. You can
format one partition or the whole Nand Flash. The partition table is as follows:
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