Date: Sat, 14 Jan 2017 18:52:06 -0800 From: Adrian Chadd <adrian.chadd@gmail.com> To: Kevin Oberman <rkoberman@gmail.com> Cc: Matthias Andree <matthias.andree@gmx.de>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: vt(4) chops off the leftmost three columns Message-ID: <CAJ-Vmomq4GMkCQexex%2BkacFVytjyVnqppZn3uNEfAmOMTRmeOg@mail.gmail.com> In-Reply-To: <CAN6yY1swa%2B%2BB3SynQzJ3jAWhKtDKntF0zxsuDZDTODfZWc=ntw@mail.gmail.com> References: <CAOtMX2hg%2B-7F10Dx01_0_EzH_Q_eE2J%2B1wWjAiEO7f56ofCLgQ@mail.gmail.com> <CAPyFy2AAWeD-wMCR3aKG8mjPyn_4%2BMzGYBZnYYfddjtHTgDgQQ@mail.gmail.com> <96CA08DF-582A-4405-9E65-B19230EA37DA@gmail.com> <CAOtMX2gBn8iJiCZrzgDCSxBhVN%2B0rjWoXs0YYSNdCLnQwkgAYw@mail.gmail.com> <e85b7e66-6bc4-a8d5-e9be-c9a95c654d32@gmx.de> <CAJ-VmomUChdbFvcpE8xPb=7FX9DftsZQ79B5LYAoyO3wGBw4%2BA@mail.gmail.com> <CAN6yY1swa%2B%2BB3SynQzJ3jAWhKtDKntF0zxsuDZDTODfZWc=ntw@mail.gmail.com>
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hi, no, the vt_vga backend doesn't yet do VESA. I keep meaning to sit down and fix this, but life and wifi gets in the way. -adrian On 14 January 2017 at 16:27, Kevin Oberman <rkoberman@gmail.com> wrote: > On Sat, Jan 14, 2017 at 2:11 PM, Adrian Chadd <adrian.chadd@gmail.com> > wrote: >> >> It depends(tm). I think the VT code just does "640x480x4bpp" and lets >> the BIOS sort it out. A lot of things don't cope well with 640x480 >> these days - they try autodetecting picture edges, but a black border >> makes that very difficult. >> >> >> -adrian > > > Can you use vidcontrol(1) to change to something better? 1600x900, maybe? > (Note, I have not tried this and I know that vt does not support a lot of > vidcontrol functionality, but starting X sets the display to 200x56 > characters on my laptop.) > -- > Kevin Oberman, Part time kid herder and retired Network Engineer > E-mail: rkoberman@gmail.com > PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683 > > >> >> On 14 January 2017 at 08:57, Matthias Andree <matthias.andree@gmx.de> >> wrote: >> > Am 14.01.2017 um 00:11 schrieb Alan Somers: >> >> I take it back. The first three columns _are_ rendered, but they >> >> don't show up on some monitiors. It's as if those monitors require a >> >> minimum amount of overscan on the left side of the screen, and vt(4) >> >> doesn't provide enough. Can that be tuned? >> > >> > Once upon a time, I've seen similar things on Linux, but with fewer >> > pixels offset, when switching framebuffer drivers - back then, the >> > scanning-VGA-timing was an issue. Is there any way to tweak the row and >> > column timings, with blank periods, viewport offsets and thereabouts? >> > _______________________________________________ >> > freebsd-current@freebsd.org mailing list >> > https://lists.freebsd.org/mailman/listinfo/freebsd-current >> > To unsubscribe, send any mail to >> > "freebsd-current-unsubscribe@freebsd.org" >> _______________________________________________ >> freebsd-current@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > >
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