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uImage rootfs

Other Parts Discussed in Thread: DA8XX

I'm using uImage built from DaVinci-PSP-SDK-03.20.00.12, with rootfs in RAM.  I tried arago-demo-image-da850-omapl138-evm.tar.gz, but it kept giving an error on decompressing the file on my custom board (decompresses fine in Ubuntu 10.04).  So I tried diskImage.tar.gz form the Hawkboard portal and it decompresses without errors, and I get a Linux prompt.  I'm able to login as root for on serial port ttyS2.

I then commented out the following line in board-da850.evm.c:  __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);

I connected ttyS1 (UART1) to my PC.  To my surprise, I'm able to login as root on ttyS1 as well as ttyS2 at the same time!  The following appears on ttyS1:

.-------.
|       |                  .-.
|   |   |-----.-----.-----.| |   .----..-----.-----.
|       |     | __  |  ---'| '--.|  .-'|     |     |
|   |   |  |  |     |---  ||  --'|  |  |  '  | | | |
'---'---'--'--'--.  |-----''----''--'  '-----'-'-'-'
                -'  |
                '---'
 
The Angstrom Distribution hawkboard.org ttyS1
 
Hawkboard.org 2009.03 hawkboard.org ttyS1
 
hawkboard.org login:

The above also appears on ttyS2, after all the boot messages (with ttyS2 instead of ttyS1).  Is this normal behavior?  I want to use UART1 to control peripherals, not as a second console terminal.  Where can I turn off this "feature" and stop the above message from going out on UART1?  Where are the names Angstrom Distribution  and Hawkboard set?

Also, if If arago-demo-image-da850-omapl138-evm.tar.gz is the rootfs to use, how can I eliminate the decompression error (I think it was unexpected EOF)?