NDVR2200F
Installation Guide & User’s
1/8/2008
43/66
7.3. Downloading Kernel , Ramdisk and Software
Prior to download, copy the image files, which should be downloaded, to the /tftpboot directory
of the Linux HOST. These image files are at the /SDVR2204PN/BinFiles directory in the CD that
was provided with the system.
Reboot the SDVR2204PN board and press the spacebar to enter the environment configuration
mode of the boot loader.
- Kernel Downloading
Then, download the kernel going through the steps in the following sequence.
①
=> tftp 2000000 kn2200f.arm
Run the command above to see ‘download_size’ appear on the screen.
②
=> erase 80050000 8019ffff
③
=> cp.b 2000000 80050000 download_size
(Note. Enter a HEX value for the download_size.)
Upon the completion of the kernel downloading, reboot the system to start the Linux on the
board.
Repeat the processes above to develop application programs in the NFS environment.
- Boot loader download
If the boot loader is changed, download a new boot loader in the environment configuration
mode of the boot loader without using JTAG.
①
=> tftp 2000000 bl2200f.arm
②
=> erase 80000000 8002ffff
③
=> cp.b 2000000 80000000 download_size
- Software download
If you want to download a software in the environment configuration mode of the boot loader
without using JTAG.
④
=> tftp 2000000 sd2200f.arm
⑤
=> erase 805a0000 8077ffff
⑥
=> cp.b 2000000 805a0000 download_size
