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Re: Serial port ttys0 and ttys2




Jonas Holmberg a écrit:

>On Thu, Aug 12, 2004 at 02:43:37PM +0200, Frossard Philippe wrote:
>  
>
>>We made a program for checking the serial port. The program store 
>>received data in a file (in the /tmp directory). The program run at 
>>115200 bauds and it run very well on the ttys0.
>>
>>But, with the same program we have a problem on the ttys2. The received 
>>data are not complet (The program lost some data).
>>
>>We have a .config file like this (Axis Developer Board LX) :
>>
>>I don't know what to do with CONFIG_ETRAX_RESCUE_SER2=y
>>    
>>
>
>Turn it off. That feature (serial port rescue upload of firmware) 
>wasn't ever used, I think.
>  
>
How to disable this feature ?
The make kernel need SER0, SER1, SER2 or SER3 !

>  
>
>>And, I made a link /dev/console -> /dev/null
>>    
>>
>
>Also check that you don't start agetty on /dev/ttyS2. IIRC it was 
>started in /etc/inittab on older devboard_lx releases. Just comment 
>that line out or remove it completely (in case you have it).
>
>/Jonas
>
>  
>