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Date: Fri, 20 Jan 2012 18:30:12 +0200
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From: Sergey Listopad <psychosensor@gmail.com>
To: freebsd-stable@freebsd.org
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Subject: Re: Serial port stops working after upgrade to 9-CURRENT
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2012/1/20 Sergey Listopad <psychosensor@gmail.com>:
> After system upgrade from 8.2-CURRENT to 9.0-CURRENT serial port
> (motherboard integrated) stops working.
>
> FreeBSD ferma.loc 9.0-STABLE FreeBSD 9.0-STABLE #2: Fri Jan 20
> 15:50:06 EET 2012 =C2=A0 =C2=A0 root@ferma.loc:/usr/obj/usr/src-8/sys/RT =
=C2=A0i386
>
>> dmesg | grep -E '^uart[0-9]'
> uart0: <16550 or compatible> at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
> uart0: <16550 or compatible> at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
>
>> grep uart /boot/device.hints
> hint.uart.0.at=3D"isa"
> hint.uart.0.port=3D"0x3F8"
> hint.uart.0.flags=3D"0x10"
> hint.uart.0.irq=3D"4"
> #hint.uart.1.at=3D"isa"
> #hint.uart.1.port=3D"0x2F8"
> #hint.uart.1.irq=3D"3"
>
>> config -x /boot/kernel/kernel =C2=A0| egrep 'uart|sio'
> device =C2=A0uart_ns8250
> device =C2=A0uart
>
> Where can i search the problem?
>

I have compiled  GENERIC and serial works fine. So problem in
"customized" kernel. Investigation later. Thanks.

--=20
S.Listopad