Re: Touchscreen

Hi Wajidali,

from a quick look it seems that you were missing the USB host controller
drivers. Are you sure you activated them in your linux configuration?

Ciao Dirk


On 8 November 2012 14:04, Wajidali Whowe <[email protected]> wrote:

> Dear Matthias,
>
> 1) I created a linux_bus for one of the L4linux by changing the vbus file
> with the following lines:
>
> linux_bus => new System_bus()
> {
>   PCI0 => new PCI_bus()
>   {
>     pci[] => wrap(hw-root.match("PCI/CC_0c"));
>   }
> }
>
> 2) I activated for the usb keyboard and the mouse the following
> configuration parameters for vmlinuz:
>
> for USB mouse support:
> USB_SUPPORT, CONFIG_USB_SERIAL, CONFIG_USB_SERIAL_GENERIC, CONFIG_HIDRAW,
> CONFIG_USB_HID, CONFIG_USB_G_HID, INPUT_MOUSEDEV,
> CONFIG_MOUSE_SYNAPTIC_USB, CONFIG_USB_MOUSE and CONFIG_USB_KBD
>
> for PCI:
> CONFIG_PCI, CONFIG_L4_VPCI
>
> 3) Compiled and run again on the x86. Unfortunately still I do not have
> any usb mouse or keyboard support.
>
> Do you guys have an idea on this?
> Best Regards,
>
>
>   ------------------------------
> *From:* Wajidali Whowe <[email protected]>
> *To:* Matthias Lange <[email protected]>
> *Cc:* "[email protected]" <[email protected]>
> *Sent:* Wednesday, November 7, 2012 2:19 PM
> *Subject:* Re: Touchscreen
>
> Dear Matthias,
>
> Thank you very much for the information, the steps are clear except for
> the sentence "connect L4Linux to the "ev" capability of mag", could you
> please kindly detail this part?
>
> Best Regards,
>
>   ------------------------------
> *From:* Matthias Lange <[email protected]>
> *To:* Wajidali Whowe <[email protected]>
> *Cc:* "[email protected]" <[email protected]>
> *Sent:* Wednesday, November 7, 2012 6:04 AM
> *Subject:* Re: Touchscreen
>
> On 07.11.2012, at 02:56, Wajidali Whowe wrote:
>
> I am truely sorry to disturb again, however, based on various tests on
> different devices I realized that the anything at USB port is not detected
> by the mag...
> For instance, on a laptop the trackpad and original keyboard are both
> detected and work perfect, however any additional keyboard or mouse at the
> USB port is neglected somehow.
>
>
> That's because l4re does not feature a native USB driver/stack. Instead
> you can use an instance of L4Linux and configure it to act as an input
> server. Make sure to configure USB support and the right drivers into
> L4Linux. Then you need to put the correct devices onto the virtual L4Linux
> bus and connect L4Linux to the "ev" capability of mag.
>
> Matthias.
>
> Best regards,
>
>   ------------------------------
> *From:* Wajidali Whowe <[email protected]>
> *To:* "[email protected]" <[email protected]>
> *Sent:* Wednesday, November 7, 2012 2:18 AM
> *Subject:* Re: Touchscreen
>
> By the way usb-mouse is directly deactivated, I mean no-light at all...
>
> Regards,
>
>   ------------------------------
> *From:* Wajidali Whowe <[email protected]>
> *To:* Martin Unzner <[email protected]>; "
> [email protected]" <[email protected]>
> *Sent:* Wednesday, November 7, 2012 12:33 AM
> *Subject:* Re: Touchscreen
>
> Dear Martin,
>
> thank you very much for the answer. I have indeed a strange problem...
> Quite honestly, I am not sure whether the touchscreen is connected to a USB
> port but at the boot up I strangely see a mouse arrow which is vanished in
> 2-3 seconds. (by the way I have a mouse and a keyboard connected through
> the USB ports). I am not yet sure whether this is due to some crashes...
>
> Best Regards,
>
>   ------------------------------
> *From:* Martin Unzner <[email protected]>
> *To:* [email protected]
> *Sent:* Tuesday, November 6, 2012 9:53 AM
> *Subject:* Re: Touchscreen
>
>  Hi Wajidali,
>
> as far as I am concerned, a touchscreen for x86 computers is handled like
> a mouse. So if your touchscreen is connected to like an internal USB port
> or via virtual PS/2, you should be able to run everything that has mouse
> support in Fiasco/L4, like DOpE or nitpicker (see also Adam's overview
> e-mail on graphics:
> http://os.inf.tu-dresden.de/pipermail/l4-hackers/2010/004454.html ).
>
> Regards!
>
> Martin
>
> Am 05.11.2012 23:42, schrieb Wajidali Whowe:
>
>  Dear all,
>
>  do you have any experience on configuring the touchscreen for L4? I have
> an x86 computer with a touchscreen and do not know where to start. Does
> anyone have a small tip for me to start?
>
>  Best Regards
>
>
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>  --
> Dipl.-Inf. Matthias Lange <[email protected]>
> Security in Telecommunications
> TU Berlin / Deutsche Telekom Laboratories
> Ernst-Reuter-Platz 7, 10587 Berlin
> Phone: +49 - 30 - 8353 58 553
> Mobile: +49 - 160 - 587 28 07
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