Date: Tue, 16 Sep 2008 09:14:44 +0300 From: Danny Braniss <danny@cs.huji.ac.il> To: Andriy Gapon <avg@icyb.net.ua> Cc: Mike Tancsa <mike@sentex.net>, Marcel Moolenaar <xcllnt@mac.com>, Ian Smith <smithi@nimnet.asn.au>, freebsd-current@freebsd.org Subject: Re: sio => uart: one port is gone Message-ID: <E1KfTpk-000E9W-Pf@cs1.cs.huji.ac.il> In-Reply-To: <48CEC04C.8000707@icyb.net.ua> References: <48CE59C2.9060307@icyb.net.ua> <BA357CBA-D4F8-44F0-99ED-BDF443DF0AD3@mac.com> <48CEC04C.8000707@icyb.net.ua>
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> on 15/09/2008 18:58 Marcel Moolenaar said the following:
> >
> > On Sep 15, 2008, at 5:49 AM, Andriy Gapon wrote:
> >
> [snip]
> >>
> >> This is what I have in device.hints for uart:
> >> hint.uart.0.at="isa"
> >> hint.uart.0.port="0x3F8"
> >> hint.uart.0.flags="0x10"
> >> hint.uart.0.irq="4"
> >> hint.uart.1.at="isa"
> >> hint.uart.1.port="0x2F8"
> >> hint.uart.1.irq="3"
> >> hint.uart.2.at="isa"
> >>
> >> Precisely the same hints (s/uart/sio/) I had for sio.
> >
> > The hints are bogus.
> [snip]
>
> BTW, I think that the following patch should be applied (made against
> RELENG_7):
>
> --- a/sys/i386/conf/GENERIC.hints
> +++ b/sys/i386/conf/GENERIC.hints
> @@ -39,7 +39,7 @@
> hint.sio.0.flags="0x10"
> hint.sio.0.irq="4"
> hint.sio.1.at="isa"
> -hint.sio.1.port="0x2F8"
> +hint.sio.1.port="0x2E8"
> hint.sio.1.irq="3"
> hint.sio.2.at="isa"
> hint.sio.2.disabled="1"
>
> This is from where I copied the wrong hint.
I think the standard for uart1/sio1/com2 IS 0x2F8. maybe your BIOS was
modified?
Then again, to quote A. Tanenbaum:
'I love standards, there are so many to choose from'
danny
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