[mythtv-users] TW2815 chipset

Daryl McDonald darylangela at gmail.com
Fri Nov 15 02:10:20 UTC 2013


On Thu, Nov 14, 2013 at 7:01 PM, Stephen Worthington
<stephen_agent at jsw.gen.nz> wrote:
> On Thu, 14 Nov 2013 13:47:38 -0500, you wrote:
>
>>On Thu, Nov 14, 2013 at 1:38 PM, HP-mini <blm-ubunet at slingshot.co.nz> wrote:
>>> On Thu, 2013-11-14 at 13:25 -0500, Daryl McDonald wrote:
>>>> On Thu, Nov 14, 2013 at 1:07 PM, HP-mini <blm-ubunet at slingshot.co.nz> wrote:
>>>> > On Thu, 2013-11-14 at 12:56 -0500, Daryl McDonald wrote:
>>>> >> On Thu, Nov 14, 2013 at 12:50 PM, HP-mini <blm-ubunet at slingshot.co.nz> wrote:
>>>> >> > On Thu, 2013-11-14 at 12:05 -0500, Daryl McDonald wrote:
>>>> >> >> On Thu, Nov 14, 2013 at 11:49 AM, Raymond Wagner <raymond at wagnerrp.com> wrote:
>>>> >> >> > On 11/14/2013 11:13 AM, Daryl McDonald wrote:
>>>> >> >> >>
>>>> >> >> >> Greetings Mythizens, I'm trying to get a zoneminder system up on a
>>>> >> >> >> Ubuntu 12.04 lts desktop. I received a cctv card that works with linux
>>>> >> >> >> according to the E-Bay listing. I popped it into a modest Bio-star
>>>> >> >> >> mobo, turned the pc on, selected Ubuntu, from grub, after which the
>>>> >> >> >> "no signal" prompt appeared on the display. Could this be, as the
>>>> >> >> >> vendor now says that "Firstly,this card does not fits Linux" or did
>>>> >> >> >> ubuntu think this was a graphics card (PCI) and stopped outputting
>>>> >> >> >> from the onboard graphics?
>>>> >> >> >
>>>> >> >> >
>>>> >> >> > Sounds like you had a hard coded xorg.conf, and when the new PCI card was
>>>> >> >> > added, the address of the old graphics card changed.
>>>> >> >> >
>>>> >> >> >
>>>> >> >> >> Does anyone know if the TW2815 chipset is recognized by V4L?
>>>> >> >> >
>>>> >> >> >
>>>> >> >> > If it isn't in the kernel, there at least seems to be some form of driver
>>>> >> >> > here...
>>>> >> >> >
>>>> >> >> > https://github.com/openlinux/Drv/tree/master/drv-hi3511/tw2815
>>>> >> >> >
>>>> >> >> > Now whether it exposes V4L, or supports your specific card, I couldn't say.
>>>> >> >> > I would expect the code to contain at least some mention of V4L if it did.
>>>> >> >> > _______________________________________________
>>>> >> >> > mythtv-users mailing list
>>>> >> >> > mythtv-users at mythtv.org
>>>> >> >> > http://www.mythtv.org/mailman/listinfo/mythtv-users
>>>> >> >>
>>>> >> >> Sounds like you had a hard coded xorg.conf, and when the new PCI card was
>>>> >> >> > added, the address of the old graphics card changed.
>>>> >> >>
>>>> >> >> Is there any way to tell the system to stay with the onboard graphics,
>>>> >> >> so I can have a display while I configure the cctv capture card?
>>>> >> >> ____
>>>> >> >
>>>> >> > The mobo chipsets on mATX do not (typically) support discrete & chipset
>>>> >> > graphics together.
>>>> >> > For example the intel Hnn chipsets (where nn==67,77 etc) do not support
>>>> >> > mobo chipset GPU & discrete concurrently.
>>>> >> >
>>>> >> > You can set the BIOS graphics device boot priority.
>>>> >> >
>>>> >> > When you say PCI do you mean PCIexpress?
>>>> >> >
>>>> >> >
>>>> >> > _______________________________________________
>>>> >> > mythtv-users mailing list
>>>> >> > mythtv-users at mythtv.org
>>>> >> > http://www.mythtv.org/mailman/listinfo/mythtv-users
>>>> >>
>>>> >> When you say PCI do you mean PCIexpress?
>>>> >> No, the cctv card is PCI. I was wondering if putting a HD graphics
>>>> >> card in the PCIe x16 slot would give display with the cctv card loaded
>>>> >> in the PCI slot. Or any other method to keep display with the cctv
>>>> >> card installed.
>>>> >> _______________________________________________
>>>> >> mythtv-users mailing list
>>>> >> mythtv-users at mythtv.org
>>>> >> http://www.mythtv.org/mailman/listinfo/mythtv-users
>>>> >
>>>> > Try the BIOS setup..or do you not get any POST ?
>>>> > In BIOS set the graphics boot priority...
>>>> > Maybe the BIOS thinks it is a graphics device & boots it..
>>>> >
>>>> >
>>>> >
>>>> > _______________________________________________
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>>>> > mythtv-users at mythtv.org
>>>> > http://www.mythtv.org/mailman/listinfo/mythtv-users
>>>>
>>>> I just looked in the BIOS setup, I guess I don't get POST, I didn't
>>>> see anything like that anywhere.
>>>> _______________________________________________
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>>>> mythtv-users at mythtv.org
>>>> http://www.mythtv.org/mailman/listinfo/mythtv-users
>>>
>>> POST power on self test performed by BIOS.
>>> The BIOS attempts to POST on the most likely display device or one
>>> selected in BIOS setup.
>>> The BIOS can often be set to do short or longer POST testing.
>>>
>>> Almost certainly will be a mobo graphics (on-board) or discrete boot
>>> option if (& only if) the mobo has chipset graphics..
>>>
>>> Did you have a discrete video card plugged in previous?
>>> Does your mobo chipset have on-board graphics ?
>>>
>>> On re-start:
>>> - do you get any text on screen?
>>> - can you hit <DEL> to get in BIOS setup?
>>> - can you hit <TAB> to see any grub linux text messages?
>>>
>>>
>>> _______________________________________________
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>>> mythtv-users at mythtv.org
>>> http://www.mythtv.org/mailman/listinfo/mythtv-users
>>
>>POST power on self test performed by BIOS.
>>> The BIOS attempts to POST on the most likely display device or one
>>> selected in BIOS setup.
>>> The BIOS can often be set to do short or longer POST testing.
>>>
>>> Almost certainly will be a mobo graphics (on-board) or discrete boot
>>> option if (& only if) the mobo has chipset graphics..
>>>
>>> Did you have a discrete video card plugged in previous?
>>
>>A previous setup had a HD graphics card in the PCIe x16 slot
>>
>>> Does your mobo chipset have on-board graphics ?
>>
>>Yes in the current setup that is giving signal to the monitor
>>
>>>
>>> On re-start:
>>> - do you get any text on screen?
>>> - can you hit <DEL> to get in BIOS setup?
>>
>>Yes, I did, and looking through BIOS setup, I didn't recognize
>>anything that would determine what graphics were to be used.
>>
>>> - can you hit <TAB> to see any grub linux text messages?
>>
>>I don't know what you mean here, TAB in BIOS or where, I see grub on
>>every boot, because I'm dual boot, TAB there?
>
> A lot of BIOSes these days default to displaying a pretty logo screen
> instead of useful information during POST.  There is normally a
> setting for logo or not, but if the BIOS is currently set to display
> the logo, then usually hitting the tab key while the logo is displayed
> will switch to displaying the POST information.  But I would recommend
> turning off the logo option - I always do that first thing when
> booting a new motherboard.  Otherwise there will not be enough time
> normally to read anything useful from the POST information before it
> disappears again.  There is also usually a BIOS option for how long
> the POST information will be displayed before the BIOS attempts to
> boot the first boot device.
>
> Totally OT: My new motherboard for my Windows box (Asus Sabertooth
> 990FX R2.0) even has an way of installing a custom logo to replace the
> Asus one.
> _______________________________________________
> mythtv-users mailing list
> mythtv-users at mythtv.org
> http://www.mythtv.org/mailman/listinfo/mythtv-users

I now understand what POST is, I have searched throughout the various
BIOS screens and as yet have not been able to determine which setting
to change. I am awaiting a reply from Biostar support, I've even
downloaded and read the user manual and things that might be related
haven't helped when switched (enabled/disabled)


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