Date: Wed, 08 Oct 2014 20:39:58 +0200 From: marekrud@gmail.com To: John Baldwin <jhb@freebsd.org> Cc: Kevin Oberman <rkoberman@gmail.com>, freebsd-stable@freebsd.org Subject: Re: vt does not resume properly after zzz Message-ID: <86h9ze9zi9.fsf@gmail.com> In-Reply-To: <1506050.d54hhbRZ6V@ralph.baldwin.cx> References: <864mvqfabt.fsf@gmail.com> <2384548.yqFzOG8bcA@ralph.baldwin.cx> <86d2a21s3h.fsf@gmail.com> <1506050.d54hhbRZ6V@ralph.baldwin.cx>
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John Baldwin <jhb@freebsd.org> writes:
> On Wednesday, October 08, 2014 05:47:14 PM marekrud@gmail.com wrote:
>> John Baldwin <jhb@freebsd.org> writes:
>> > On Saturday, October 04, 2014 04:24:11 PM Kevin Oberman wrote:
>> >> On Thu, Oct 2, 2014 at 1:52 PM, <marekrud@gmail.com> wrote:
>> >> > - DELL M1330 with Intel graphics card (Xorg used to work with intel
>> >> >
>> >> > driver
>> >>
>> >> All of the information I can find says that this unit has nVidia
>> >> graphics,
>> >> but Intel may be a low-priced option, as well. Again, /var/log/Xorg.0.log
>> >> should have this information as should "pciconf -lv | grep -A3 vga". This
>> >> laptop goes back to 2007, so it should be using the old UMS Intel
>> >> graphics.
>> >> It should not be using VESA, but if it is, that might point out a common
>> >> thread.
>> >>
>> >> I don't know the details and the actual problem was never identified, but
>> >> I
>> >> know that some systems needed to have a kernel built with "NOOPTION VESA"
>> >> to get it to resume. I had this problem on my Lenovo T520 (which I am
>> >> using
>> >> to send this reply).
>> >
>> > That doesn't apply to his system. I have an older HP netbook (i386) that
>> > resumes fine in text mode with syscons, but does not resume in text mode
>> > in
>> > vt(4). (This is a case where the VESA bits actually help rather than
>> > hurt.) However, if I kldload the kms driver ('kldload i915kms') when
>> > using vt(4), then resume works fine (and it also works fine in X).
>> >
>> > Marek,
>> >
>> > Can you try 'kldload i915kms' before you suspend and see if that fixes
>> > your
>> > issue?
>>
>> 1. On the laptop with Intel graphics card, when i915kms is loaded, vt
>> resumes without problems. On the laptop with the ATI graphics card
>> (Radeon HD 8240), I use vesa driver at the moment, and it does not
>> resume the screen.
>
> Let's just be clear:
>
> For laptop 1 with Intel graphics card:
> - syscons + text mode: resumes ok
> - syscons + X: resumes ok?
> - vt: blank screen
> - vt + i915kms + text mode: resumes ok
> - vt + X: resumes ok?
For laptop 1 with Intel graphics card:
- syscons + text mode: resumes ok
- syscons + X: resumes ok
- vt: blank screen
- vt + i915kms + text mode: resumes ok
- vt + X: blank screen
- vt + i915kms + X: resumes ok
> For laptop 2 with ATI graphics card:
> - syscons + text mode: resumes ok
> - syscons + X: resumes ok?
> - vt + text mode: blank screen
> - vt + X: ???
For laptop 2 with ATI graphics card:
- syscons + text mode: resumes ok
- syscons + X: resumes ok
- vt + text mode: blank screen
- vt + X: blank screen
> For ATI, there is a radeonkms driver I believe. Can you try loading that when
> you are using vt(4) to see if it makes a difference?
- vt + text mode + radeonkms: blank screen
Marek
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