Re: [Xenomai-help] Test xen_16500A.ko on different serial port

[Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>]

Marcel Soulot wrote:
> Hi
> 
> I start with xenomai so I patch the kernel 2.6.26.7 with the version 2.4.6.
> 
> So I try to test the xeno_16550A.ko driver generated instead of the standard
> 16550A on serial port ttyS0 ioaddr=0x3f8 irq=4 (standard one) and also on
> serial port in PCI card ttyS6 ioaddr=0xe0000400 irq=10.
> 
> I used the following command to substitute the 16550A driver used by the
> xeno_16550A.ko:
> 
>> setserial /dev/ttyS0 uart none
>> insmod ./xeno_16550.ko ioaddr=0x3f8 irq=4
> 
> I got the error message :
> 
> xeno_16550A: Unkonwn parameter 'ioaddr'
> insmod: error inserting './xeno_16550A.ko': -1 Unknown symbol in module
> 
> and I got the same thing with the other port.
> 
> Can you explain me how I can load correctly the xeno_16550A.ko

There is no ioaddr parameter to this module, as documented here:
http://www.xenomai.org/index.php/16550A

The "Unknown symbol in module" message alone does not tell us much,
module related message appear clearly in the kernel logs, not on the
terminal where modprobe is run.

-- 
                                                 Gilles.