[LinuxBIOS] Which BIOS Savior for VIA EPIA M-II?
ryven at ryven.de
Mon Oct 29 17:16:11 CET 2007
Am Mon, 29 Oct 2007 10:54:39 +0200
schrieb Coquelicot <coquelicot408 at gmail.com>:
> >> Dear LinuxBIOSers,
> >> I have a brand new VIA EPIA M-II (with 1 GHz CPU) motherboard that
> >> I would like to boot faster than by factory default (carputer
> >> projects). I have following purchased BIOS Savior from FrozenCPU :
> >> RD1-PMC2 but it seems that it is the wrong one (I have installed
> >> the BIOS Savior but the motherboard doesn't boot, I have tried both
> >> positions of the switch). After replacing the original BIOS back on
> >> the motherboard the boot works OK, so it seems that's definitely
> >> the BIOS Savior chip that is not working.
> >> I am tempted to do the direct flashing (ie. without the BIOS
> >> Savior) but I know that's pretty risky... especially that I want
> >> the motherboard boot Linux from CF port (I read the howto and I
> >> think I know what to do) which can be tricky.
> >> Greetings to all LinuxBIOS users & developers,
> >If you don't have two left hands, i suggest this.
> >Buy an second Flashchip, which same Pining.
> >Bend out the Pins of this, so you can stack both Flashchips together.
> >Bend the ChipSelect Pin seperate from both chips.
> >Take an drilling tool and cut out the Chipselect in the socket.
> >Take the CS from mainboard and search for an 3,3 or 5 V pin, depend
> >on what is for the flashchip high.
> >Buy an switch, 2 changer,
> > ___ Chip 1
> >Mainboard -----/
> > \___ Chip 2
> > ___ Chip 2
> >3,3/5V --------/
> > \___ Chip 1
> >For my it work perfect. The unused, saved, Chip have to see the high
> >pegel, so it ignor everything.
> >And sorry about my bad english.
> >Greeding Markus
> Dear Markus,
> this is a challenging approach! I probably don't have 2 left hands
> but I have really never worked with BIOS before :-). So I need more
> information: where can I find ChipSelect signal on the
> motherboard/BIOS socket?
> I assume that I can skip the whole procedure if I do a 'hot swap' of
> BIOS chips on the motherboard? I am planning to use Linux to
> re-program the BIOS so I assume that I can do the 'hot swap' of the
> chip with motherboard powered on? or is it not advisable approach?
You can hotswap afterwards. But hotswap is only to flipp a switch.
The CS you find simple. Search for the datasheed of your bioschips. In
the pin-table you found it.
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