serial port no longer working after refresh
On Sat, Aug 02, 2008 at 09:42:54PM +0200, Helmut Neumeier wrote:
> today i have refresh my debian etch system and now the serial port is no
> longer working i get no data from the port, maybe the problem is comming
> from the libc6 because this one was also updated.
> when i boot with knoppix everything is working the hardware is ok.
> kernel 2.6.18-6-686
> libc6 2.3.6.dsl-13etch7
> cat /proc/tty/driver/serial
> serinfo:1.0 driver revision:
> 0: uart:16550A port:000003F8 irq:4 tx:0 rx:0
> 1: uart:unknown port:000002F8 irq:3
> 2: uart:unknown port:000003E8 irq:4
> 3: uart:unknown port:000002E8 irq:3
> dmesg|grep 8250
> Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled
> serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> PC= Toshiba T9000
What is no longer working? Your external modem?
What error messages are you seeing?
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