[LinuxBIOS] help

Narfight narfight at gmail.com
Thu Mar 15 12:53:28 CET 2007


linuxbios-request at linuxbios.org a écrit :
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> Today's Topics:
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>    1. Re: google support: automatic build reports: HOWTO ? (todthgie)
>    2. Re: Store cmos on flash (Russ Whitaker)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 14 Mar 2007 20:37:52 +0100
> From: "todthgie" <todthgie at hotmail.com>
> Subject: Re: [LinuxBIOS] google support: automatic build reports:
> 	HOWTO ?
> To: <linuxbios at linuxbios.org>
> Message-ID: <BAY132-DAV79F8CFE53F41FD14B366BC7730 at phx.gbl>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> 	reply-type=original
>
> hello all,
>
> sorry about the bad language in this mail, i dont have much time atm.
> I'm quite new to linuxbios(this is my first post to te list), but i find it 
> realy interresting.
> in some time i will start to install it in some machines here starting whit 
> the to be carpc.
> I'm more a hardware engineer that a software one (but i concider firmware 
> almost hardware;-) )
> and i think i can and maybe will design a (new) device for automated testing 
>
> This  because i dont realy like to (hot) swap chips. and i think adding 
> support for new board (i have not found one of my boards on the list)
> will not be done i a few builds. So the device for automated building can 
> help greatly with the 'normal' devolopment.
>
> but before i start designing i would like to have some input about what 
> functions the device should have.
>
> at this moment im thinking about the folowing:
>
> - as a minimum savior like way to update the bios, but much better is this 
> can be done remote
>     im thinking about using the flash chip as a shared memory between a 
> microcontroler and the motherboard (using tristable drivers for arbitrage)
> - have a usb to serial convertor so the test server can talk to the 
> microcontroler.
> - maybe include a way to switch the mains voltage to the target computer
> - OR / AND inculde a way to switch off the remaining voltage (+5Vsb) of the 
> atx power supply (this is easy)
>       and prevent the mother board from switching on the atx PSU.
> - monitor at least some core functions of the target device (power supply 
> voltage ect) to report state to the host.
> - maybe relay the serial debug console of the target to the host.
>
> - of cource als schematics/layouts/Ucfirmware will be public.
> - i have no idea of i price yet. but i hope to come up with something that 
> can do a lost for not too much money.
>
> furthermore i would like to know what kind of bios chips are around on 
> motherboards.. i know of the following:
>
> Prom like flash devices in DIP or PLCC or SOIC packages that have Address, 
> Data and Control (CE/RD/WR) busses
> Disk on Chip Millenium combo devices that combine a flash 'disk' with a 
> 'bios'
>
> Greetings
> Reinder de Haan
> The Netherlands
>
>
>
> ----- Original Message ----- 
> From: "Peter Stuge" <stuge-linuxbios at cdy.org>
> To: <linuxbios at linuxbios.org>
> Sent: Wednesday, March 14, 2007 19:14
> Subject: Re: [LinuxBIOS] google support: automatic build reports: HOWTO ?
>
>
>   
>> On Wed, Mar 14, 2007 at 05:44:12PM +0100, Stefan Reinauer wrote:
>>     
>>> It might be an interesting idea to integrate the bios savior into
>>> the circuit as well, as IOSS does not produce the bios savior
>>> anymore.
>>>       
>> No doubt the way to go.
>>
>>
>> //Peter
>>
>> -- 
>> linuxbios mailing list
>> linuxbios at linuxbios.org
>> http://www.openbios.org/mailman/listinfo/linuxbios
>>
>>     
>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Wed, 14 Mar 2007 17:39:12 -0700 (PDT)
> From: Russ Whitaker <russ at ashlandhome.net>
> Subject: Re: [LinuxBIOS] Store cmos on flash
> To: Peter Stuge <stuge-linuxbios at cdy.org>
> Cc: linuxbios at linuxbios.org
> Message-ID: <Pine.LNX.4.64.0703141734070.6525 at bigred.russwhit.org>
> Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
>
>
>
> On Wed, 14 Mar 2007, Peter Stuge wrote:
>
>   
>> Hi Thomas,
>>
>> On Wed, Mar 14, 2007 at 12:53:09PM +0100, Thomas Ekstrand (AL/EAB) wrote:
>>     
>>>> Is there a way to store cmos settings in the BIOS flash chip?
>>>>         
>> Nothing prepared, no. Of course you could put defaults into code for
>> your particular target.
>>
>>
>>     
>>>> Or is there another way of resolving the issue of an unpowered
>>>> cmos? (no battery)
>>>>         
> Another issue: the cmos is the hardware clock. With a battery, it keeps
> running while the box is powered down.
>
>     russ
>
>
>
> ------------------------------
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> End of linuxbios Digest, Vol 25, Issue 61
> *****************************************
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