Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 14 Jun 2003 12:23:21 +0200
From:      Wilko Bulte <wkb@freebie.xs4all.nl>
To:        Maxim Mazurok <maxim@km.ua>
Cc:        freebsd-alpha@freebsd.org
Subject:   Re: additional com-port
Message-ID:  <20030614102321.GB49721@freebie.xs4all.nl>
In-Reply-To: <20030614011348.GO338@km.ua>
References:  <20030613210519.GH338@km.ua> <20030613224912.GB7279@cicely8.cicely.de> <20030613225959.GI338@km.ua> <20030613230232.GJ338@km.ua> <20030613232116.GC7279@cicely8.cicely.de> <20030613233057.GM338@km.ua> <20030613235336.GF7279@cicely8.cicely.de> <20030614002429.GN338@km.ua> <20030614002946.GG7279@cicely8.cicely.de> <20030614011348.GO338@km.ua>

next in thread | previous in thread | raw e-mail | index | archive | help
On Sat, Jun 14, 2003 at 04:13:48AM +0300, Maxim Mazurok wrote:
> On Sat, Jun 14, 2003 at 02:29:47AM +0200, Bernd Walter wrote:
> 
> >> >> >You just have to remove the flags which declare it to be a special
> >> >> >debug interface for to kernel.
> >> >> >See sio(4) manpage for details on flags.
> >> >> 
> >> >> hmmm
> >> >> sio2 - it's no traditional com-port
> >> >> it's ISA Cisco router console (cisco AP-EC)
> >> >> i no need second onboard com-port, but i need access to cisco console
> >> >
> >> >And you can't just give it another IRQ?
> >> 
> >> in SRM for onboard ports?
> >
> >You can check for, but I doubt that it's supported.
> 
> yes :)
> i can only on/off port
> but strange:
> i off onboard com2, but freebsd see it:
> 
> sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
> sio0: type 16550A, console
> sio0: interrupting at ISA irq 4
> sio1 at port 0x2f8-0x2ff irq 3 on isa0
> sio1: type 16550A
> sio1: interrupting at ISA irq 3
> sio2: configured irq 4 not in bitmap of probed irqs 0
> sio2 at port 0x3e8-0x3ef irq 4 on isa0
> sio2: type 16450
> 
> i see in 'show config' - this port in disable state.

IIRC isacfg just produces a table to be used by Tru64 or VMS but does
not actually disable any hardware components. This is a truly obscure
area of the SRM. 

-- 
|   / o / /_  _   		wilko@FreeBSD.org
|/|/ / / /(  (_)  Bulte				



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20030614102321.GB49721>