Re: [kernel 2.6] Patch for mxser.c driver

[Jiri Slaby]

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Bernard Pidoux napsal(a):
> Hi,
> 
> mxser driver in kernel 2.6.16 can compile but it does not drive the
> serial multiport adapter from Moxa.
> 
> According to Moxa documentation for version 1.8, msmknod script,
> downloaded from their support site, creates ttyM0-7 and cum0-7 tty
> devices with major numbers 30 and 35 by defaults.
> 
> However, in mxser.c major device numbers are still 174 and 175.
> 
> Here is a patch to change major tty device numbers to proper default
> values.
> 
> 
> --- linux/drivers/char/mxser.c.old 2006-04-11 22:35:16.000000000 +0200
> +++ linux/drivers/char/mxser.c     2006-04-11 22:36:49.000000000 +0200
> @@ -68,8 +68,8 @@
>  #include "mxser.h"
> 
>  #define        MXSER_VERSION   "1.8"
> -#define        MXSERMAJOR       174
> -#define        MXSERCUMAJOR     175
Strange:
172 char        Moxa Intellio serial card
173 char        Moxa Intellio serial card - alternate devices
174 char        SmartIO serial card
175 char        SmartIO serial card - alternate devices
> +#define        MXSERMAJOR       30
> +#define        MXSERCUMAJOR     35
They are not free:
 30 char        iBCS-2 compatibility devices
 35 char        tclmidi MIDI driver
> 
>  #define        MXSER_EVENT_TXLOW        1
>  #define        MXSER_EVENT_HANGUP       2
> 
> 
> BTW, driver source that can be downloaded from Moxa support site will
> not compile :
old tty API

see Documentation/devices.txt

regards,
- --
Jiri Slaby         www.fi.muni.cz/~xslaby
~\-/~      jirislaby@xxxxxxxxx      ~\-/~
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