[Cuis-dev] VM fb-dev

[Eric Gade]

I would like to add that on the MNT Reform (aarch64) running it's slightly
modified Debian install, I can run the VM using framebuffer display
*without* these patches and everything seems to work fine. This is really
cool!

On Mon, Aug 9, 2021 at 3:25 AM Nicola Mingotti via Cuis-dev <
cuis-dev at lists.cuis.st> wrote:

>
> Ken this is interesting for me.
>
> At the moment I can't fork into it, but I am willing to test in the
> future. I run mostly in servers.
>
>
> bye
> Nicola
>
>
>
>
>
> On 8/8/21 9:41 PM, ken.dickey--- via Cuis-dev wrote:
>
> On 2021-08-08 10:16, Joseph Turco wrote:
>
> I got the VM to work in frame buffer mode. I noticed the color is a bit
> off and the window buttons have black squares around them, so I guess
> something isint setup right. The mouse works, but the keyboard is still
> typing into console, with a cursor flashing in the bottom left of the
> screen (like a bit of the console is poking out). If you have any advice to
> fix that I'd appreciate it many thanks :)
>
>
> Attached are replacement files for those in
> opensmalltalk-vm/platforms/unix/vm-display-fbdev/
>
> If you replace the files, then do the "mvm" "y", the vm-display-fbdev.so
> library should be rebuilt.
>
> These files update the help text ("squeak --help") for framebuffer to what
> is actually there as well as allowing the keyboard device binding to work
> (/dev/input/event?).
>
> ls -lasth /dev/input/by-id
>
> should show the binding names required.
> e.g.
> export SQUEAK_KBDEV=/dev/input/event0
> if
> usb-Logitech-USB_Receiver_if01_event_kbd -> ../event0
>
> The "box around button" effect is, I believe, a figment of the quality of
> the framebuffer library.  I believe I saw this in early experiments on
> Raspberry Pi, but do not see it on LePotato.  I'll have to fire up a RasPi
> to check. .. Nope.  Looks good on Raspberry Pi 3 on Raspberry Pi OS.  No
> idea.  Have to look around.
>
> The blinking cursor shows through because I did not "capture" it via the
> evdev support.  It is a bit complex to figure out, does not bother me much,
> and reminds me I am in framebuffer mode.  Useful when I forget and fire up
> a framebuffer display which takes turns overwriting with X11 if I have
> started that as well.
>
> If anyone want to look at this..
>
> HTH,
> -KenD
>
>
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>


-- 
Eric
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