[coreboot] [Re: coreboot] Wyse S10 Information

Oliver Schinagl oliver at schinagl.nl
Sun May 30 16:14:37 CEST 2010

On 05/30/2010 04:07 PM, Oliver Schinagl wrote:
> On 05/28/2010 10:13 PM, Nils wrote:
>> Oliver wrote:
>>> I know of the MTD driver yes, I did actually disable it in my kernel
>>> that I built using openwrt 'doh'. Could you give me more information
>>> int his regard?
>> I also don`t know that much about it,sorry.
>> At one point i used an openwrt squashfs? image and that worked but was
>> missing some drivers.
> Well I get it all to work, just from USB and not MTD/IDE :)
>>> What flash is being used though, something from the board? Or is the
>>> IDE disk used as an MTD device?
>> As far as i know the flashboard is a MTD device.
>> You have to be careful with write access for the operating system
>> because the write and erase cycles are limited.
>> It is not an real ide disk.
> Well the docs mention there's 2 ports, and it is either flash, or IDE 
> based on a bios setting. The real question is, what is the mini-IDE 
> port wired too. I'll look up the specs of the chip and try to follow 
> some lines and maybe I can see. Probably not.
> I actually got a Transcend 1GB Disk on Chip module; It has firmware 
> and everything, I think it's like a compact flash device, but since I 
> haven't been able to access it via the IDE port; I don't know. If it 
> is an MTD device, I suppose hdparm/smartctl won't work on an mtd device.
>>> I get a message from the pata_cs5536 driver that IDE is disabled by
>>> the bios; and of course no option to enable it.
>> I use linux kernel 2.6.24 witch is the only one i found that works
>> with the flashboard with ide driver.(maybe a bug in 2.6.24?)
>> I wil send you my config.
>> I use it on a 2.5` laptop hdd connected to the ide port.
>> I wil also send you a working version of coreboot + seabios you can
>> play with.
>> It is configured for ide.
>> You wil need the geode video driver in the kernel to see something.
>> Or you could use a serial connection.
>> Beware there are some issues most notably loading fallback/coreboot_ram
>> takes ~35 seconds so you have to be a little patience while booting.
>> Nils
> Hmm, maybe 2.6.24 does do something? I'll try to confirm it on 2.6.24 
> (maybe it's only an option?) and then bisect/diff with a more recent 
> kernel to see if they changed something.
Hmm, the 2.6.24 doesn't have support for the 5536 yet, it does however 
have a driver for the 5535. Also it is configured als the old fashioned 
block device driver, and not the newer sata/pata drivers.

Worth investigating!

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