Re: install/59268: Screen flickers / glitchy on while booting to setup

["Mii Maker 2 via gnats" <gnats-admin%NetBSD.org@localhost>]

The following reply was made to PR install/59268; it has been noted by GNATS.

From: Mii Maker 2 <miimaker2244%gmail.com@localhost>
To: "gnats-bugs%netbsd.org@localhost" <gnats-bugs%netbsd.org@localhost>
Cc: 
Subject: Re: install/59268: Screen flickers / glitchy on while booting to setup
Date: Mon, 7 Apr 2025 19:33:35 +0200

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 does netbsd has boot -c feature?
 
 I decided to switch to OpenBSD and I have got exactly the same problem,
 except the device that causes flickering bug didnt show up on dmesg. I
 fixed it by typing boot -c, disable pchb and then quit.
 
 I think I'll install NetBSD and try again with boot -c
 
 On Monday, April 7, 2025, Martin Husemann via gnats <gnats-admin%netbsd.org@localhost>
 wrote:
 
 > The following reply was made to PR install/59268; it has been noted by
 > GNATS.
 >
 > From: Martin Husemann <martin%duskware.de@localhost>
 > To: gnats-bugs%netbsd.org@localhost
 > Cc:
 > Subject: Re: install/59268: Screen flickers / glitchy on while booting to
 >  setup
 > Date: Mon, 7 Apr 2025 15:23:44 +0200
 >
 >  On Mon, Apr 07, 2025 at 12:55:02PM +0000, Mii Maker 2 via gnats wrote:
 >  >  Silicon Integrated System 671
 >  >  I decided to record a video and rewind with melt-7 so I can see what
 >  >  triggered that glitch
 >  >  here's a dmesg before the whole screen flickers.
 >
 >  For the record: the image shows pchb0 attaching at that Silicon
 > Integrated
 >  671 Host Bridge.
 >
 >  I am not aware of any graphics driver for that chipset in our kernel, so
 >  what happens next is a bit suprising.
 >
 >
 >  Martin
 >
 >
 
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 does netbsd has boot -c feature?<div><br></div><div>I decided to switch to =
 OpenBSD and I have got exactly the same problem, except the device that cau=
 ses flickering bug didnt show up on dmesg. I fixed it by typing boot -c, di=
 sable pchb and then quit.</div><div><br></div><div>I think I&#39;ll install=
  NetBSD and try again with boot -c</div><div><br></div><div>On Monday, Apri=
 l 7, 2025, Martin Husemann via gnats &lt;<a href=3D"mailto:gnats-admin@netb=
 sd.org">gnats-admin%netbsd.org@localhost</a>&gt; wrote:<br><blockquote class=3D"gmail=
 _quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:=
 1ex">The following reply was made to PR install/59268; it has been noted by=
  GNATS.<br>
 <br>
 From: Martin Husemann &lt;<a href=3D"mailto:martin%duskware.de@localhost";>martin@dusk=
 ware.de</a>&gt;<br>
 To: <a href=3D"mailto:gnats-bugs%netbsd.org@localhost";>gnats-bugs%netbsd.org@localhost</a><br>
 Cc: <br>
 Subject: Re: install/59268: Screen flickers / glitchy on while booting to<b=
 r>
 =C2=A0setup<br>
 Date: Mon, 7 Apr 2025 15:23:44 +0200<br>
 <br>
 =C2=A0On Mon, Apr 07, 2025 at 12:55:02PM +0000, Mii Maker 2 via gnats wrote=
 :<br>
 =C2=A0&gt;=C2=A0 Silicon Integrated System 671<br>
 =C2=A0&gt;=C2=A0 I decided to record a video and rewind with melt-7 so I ca=
 n see what<br>
 =C2=A0&gt;=C2=A0 triggered that glitch<br>
 =C2=A0&gt;=C2=A0 here&#39;s a dmesg before the whole screen flickers.<br>
 <br>
 =C2=A0For the record: the image shows pchb0 attaching at that Silicon Integ=
 rated <br>
 =C2=A0671 Host Bridge.<br>
 <br>
 =C2=A0I am not aware of any graphics driver for that chipset in our kernel,=
  so<br>
 =C2=A0what happens next is a bit suprising.<br>
 <br>
 <br>
 =C2=A0Martin<br>
 <br>
 </blockquote></div>
 
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