[xpost,repost] VGA false positive in dmesg?

Ottavio Caruso ottavio2006-usenet2012 at yahoo.com
Tue Aug 4 13:50:31 UTC 2020


On 04/08/2020 13:08, Eugene Grosbein wrote:
> 04.08.2020 18:37, Ottavio Caruso via freebsd-hackers wrote:
> 
>> I'm a bit confused here. Do both ttyu0 and ttyv0 refer to the serial console? Do I need ttyv0? Is it safe to comment ttyv0 in /etc/ttys?
> 
> Note that /etc/ttys serves multi-user mode only. For earlier stages, you may find useful
> to put these settings to /boot/loader.conf
> 
> console="comconsole"
> comconsole_speed=115200
> comconsole_port="0x3f8"
> boot_multicons="NO"
> 
> Check out conscontrol output after applying these.


That doesn't seem to work either:

oc at FreeBSD:~ % cat /boot/loader.conf
console="comconsole"
comconsole_speed=115200
comconsole_port="0x3f8"

oc at FreeBSD:~ % conscontrol
Configured: ttyu0
  Available: ttyu0,ttyv0
     Muting: off

oc at 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
VT(vga): text 80x25
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
VT(vga): text 80x25
vga0: <Generic ISA VGA> at port 0x3b0-0x3bb iomem 0xb0000-0xb7fff pnpid 
PNP0900 on isa0
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
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
vtvga0: <VT VGA driver> on motherboard
vga0: <Generic ISA VGA> at port 0x3b0-0x3bb iomem 0xb0000-0xb7fff pnpid 
PNP0900 on isa0



-- 
Ottavio Caruso





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