custmoization of bootlog screen.

[yash cp]

 I forgot to include the mailing list :(

Best Regards,
Yash


On Fri, Jun 27, 2014 at 9:53 PM, yash cp <yashavanth.hsn at gmail.com> wrote:

> Hi Ray,
>
> I wasn't more specific about the requirements that needs to be
> accomplished in my previous mail.
>
> Need your input in assessing this possibility.
>
> Our requirements:
>
> On pressing ESC button or after the system completely comes up, a terminal
> screen( with image and text parts) is to be shown.
>
> Additionally,
>
> 1. Terminal should exist till the system goes down.( ie  plymouth should
> continue to run till system reboots or halts)
> 2. Terminal should display boot logs and enables user to login.
> 3. User should be able  Enter and Execute commands
> 4. Terminal should display the command output.
>
> As of now, this is possible in bootsplash. I am trying to achieve the same
>  using plymouth ( we want to get rid of bootsplash)
>
> I  am unable to draw both image and text at the same time as per your
> suggestions in previous mail.
> Could you please help us with your suggestions.
>
> Best Regards,
> Yash
>
> ---------- Forwarded message ----------
> From: yash cp <yashavanth.hsn at gmail.com>
> Date: Thu, Jun 26, 2014 at 5:04 PM
> Subject: Re: custmoization of bootlog screen.
> To: Ray Strode <halfline at gmail.com>
>
>
> Hi Ray
>
>
>>
>> On Wed, Jun 11, 2014 at 7:25 PM, Ray Strode <halfline at gmail.com> wrote:
>>
>>> Hey,
>>>
>>> Sorry for the slow reply, I've been selling my house so have been away
>>> from my computer.
>>>
>>> > Could you please provide with the hints on the same.
>>> basically, plymouthd exposes a "ply_keyboard_t" object for managing
>>> keyboard input.  That object is passed to the splash plugins via the
>>> set_keyboard vfunc that the splash plugin registers with.  Typically a
>>> splash plugin doesn't do much with the keyboard object, since the
>>> stock keybindings are handled by the plymouthd core, and even the
>>> input side of password input is handled by plymouthd directly.  That
>>> object has a function
>>>
>>
> Done..
>
>>
>>> ply_keyboard_add_escape_handler() which registers a callback function
>>> that is called when the escape key is pressed.  Your splash plugin
>>> will need to call that function, but as I mentioned earlier, main.c
>>> will also need to stop registering for escape itself.
>>>
>>> Done..
>
>>  Once those two changes are made, you then just need to draw the
>>> console output along side (well below) your splash.  The console
>>> output is sent to you via the on_boot_output vfunc that the splash
>>> plugin initially registers with.  You'll want to save that output to a
>>> temporary buffer, and then draw the contents of the buffer from your
>>> on_draw handler at the same time you draw the rest of the splash.
>>>
>>> I am unable to achieve this.
> Do I need to use pixel_display ( not sure if I can display the text). ?
> Do I need to use text display ( not sure if I can display image) ?
>
> I tried using both, but only the pixel display contents are show.
> I can see the bootlog messages  getting added to the buffer in the
> on_boot handler.
>
> basically, how to draw the console output along side (well below) splash.
>
> Could you please elaborate on how to achieve this.
>
> Best Regards,
> yash
>
>  Make sense?
>>>
>>> --Ray
>>>
>>
>>
>
>
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