Date: Tue, 4 Aug 2020 19:04:21 +0700 From: Eugene Grosbein <eugen@grosbein.net> To: Ottavio Caruso <ottavio2006-usenet2012@yahoo.com>, freebsd-hackers@freebsd.org Subject: Re: [xpost,repost] VGA false positive in dmesg? Message-ID: <e520ac9c-a81e-1c96-1008-44da17fd74c2@grosbein.net> In-Reply-To: <rgbha1$2ua$1@ciao.gmane.io> References: <rgb51b$10i4$1@ciao.gmane.io> <a2a4cd6a-1889-86f1-49e4-4be1fb0bb7fa@grosbein.net> <rgbdnd$546$1@ciao.gmane.io> <8aa25a20-58c7-f3d2-0826-3341c1acc134@grosbein.net> <rgbha1$2ua$1@ciao.gmane.io>
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04.08.2020 18:37, Ottavio Caruso via freebsd-hackers wrote: >>>> You can also try adding to /boot/loader.conf: >>>> >>>> hint.vtvga.0.disabled=1 >>> >>> This doesn't seem to work: >>> >>> oc@FreeBSD:~ % cat /boot/loader.conf >>> hint.vtvga.0.disabled=1 >>> oc@FreeBSD:~ % dmesg | grep -i vga VT(vga): text 80x25 >>> vtvga0: <VT VGA driver> on motherboard >>> vga0: <Generic ISA VGA> at port 0x3b0-0x3bb iomem 0xb0000-0xb7fff pnpid PNP0900 on isa0 >>> VT(vga): text 80x25 >>> vga0: <Generic ISA VGA> at port 0x3b0-0x3bb iomem 0xb0000-0xb7fff pnpid PNP0900 on isa0 >> >> But is this device used? See output of conscontrol(8) and look for ttyv0 > > oc@FreeBSD:~ % conscontrol list > Configured: ttyu0 > Available: ttyu0,ttyv0 > Muting: off > > > I'm a bit confused here. Do both ttyu0 and ttyv0 refer to the serial console? No, only ttyu0 is (serial) comconsole; ttyv0 is vidconsole. ttyv0 is available but not configured to serve as system console. > Do I need ttyv0? Not necessary. > Is it safe to comment ttyv0 in /etc/ttys? Yes, if you already verified that serial console works as expected.
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