modded Dell bios?
Geeky1
University of the Pacific (Stockton, CA, USA)
Are there any hacked/modded Dell BIOSes around? I've got this OptiPlex GX110 from Habitat For Humanity @ home (since I broked it yesterday, and now I'm fixing it ). It's been <24 hours since I stuck it on my desk, and I'm already sick of Dell's BS BIOS. I can't stand it any more... are there any REAL BIOSes for these things?
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Just a thought.
They also use proprietary PSU connectors, but nothing else is proprietary - you can easily swap any cards, drives, memory, or CPUs in them.
Also, they were using NLX for a while, which is a form factor that was never on the retail market afaik.
What is their reasoning behind doing this? I'm not saying there isn't a good reason, I would just like to know what it is. Any ideas?
So, to sum it up in three words: to save money.
Still, I, at least not in recent years, haven't had the pleasure of having any first hand experience with a Dell machine, so I can't really judge. However if what you guys have said is anything to go by...
I won't buy a Dell. I won't buy Compaq/HP, IBM, etc. I like building my own. But Dell definitely does know exactly what they're doing. I would not put them into the same category as Mac, not by a long shot. At least Dells will run the programs I need and will run them fast and lets me keep my arm and my leg.
Yeah... they're cheap, and people don't have to think about anything when they're buying one. From an engineering standpoint though, I have serious doubts about their abilities. For example, MaximumPC tested a Dell a few months ago, and they had to shut it down between benchmarking runs because it kept overheating.
I guess I just find the majority of the major manufactuers a bit generic. I hate the way people have to send their PC's back to the company in question, just because they've locked it down and tailered it to such a degree no one else but them knows how to fix it. In my experience with brand PC's, they are poorly constructed and un-expertly setup, and when a problem does occur, they would rather just charge the customer through the roof for a replacement or change of device, which in fact they probably don't really need.
Many years ago, I bought my first half descent PC, it was a Thunderbird 800 based system, and the graphics unit put in, a Geforce 2 MX, if I remember correctly, had inherent incompatabilities with that particular motherboard, which stopped it from running properly. The fact that a computer manufacture wouldn't do enough research, or enough testing to realise this grand scale problem, is enough to put me off big name manufacturers for life.
I understand people without a lot of computer knowledge need to be spoon fed, when it comes to buying and using a PC, but I find that more often than not companies, like Dell, tend to exploit those people more than help them.
Also Dell's replacement policy for there premium customers is second to none (yes, we get the best support off them, 50,000+ users across europe ). I can ring up Dell in Ireland and say for example "I need a replacement hard drive for machine ***** (as they all come with their code)" Sure enough, next day I have a brand new hard drive sitting in reception for me with a guy waiting to take the old one away.
I have spoken to god know how many Dell tech support guys in my time here and to be truthful the first tier techs are just reading from a screen but having spoken to their second teir support are excellent. These are some really clued up people who know their stuff.
So in closing, yes Dell make proprietry machines that you can only really upgrade from Dell (if at all), but for business' they are just what you need.
/me still ain't convinced, but he trusts Nec's judgement so will give Dell the benefit of the doubt.:)
Spinner: I am not singing the virtues of Dell. Personally I do not like them. I agree they are not capable machines, compared to what enthusiasts/overclockers demand.
Nec: I agree with what you said. I will add that businesses are treated much differently than individuals. Calling Dell for tech support on a personal system is almost pointless. Calling Dell for tech support on a business system is much more productive.
On a side note: Dell probably makes one of the best laptops you can buy.
My personal preference is for Sager's laptops because they're the only real desktop replacements I've found (Sager, Fosa, Alienware, Voodoo, and a number of other companies all use Clevo as their OEM).
Talking about DELL BIOS modification:
"Normal" / usual Phoenix BIOSes use LZINT and Phoenix Server BIOSes use LZARI.
LZSS and LZHUFF compression methods can be found in different Phoenix BIOSes too.
However, in most cases DELL BIOSes are Phoenix BIOSes with an unknown compression method in the BIOS modules.
With the help of someone else I am currently trying to figure out the compression methods.....
I'm very interested in finding out more about the work you're doing on bios compressions.
I'm doing some work with a couple of different bioses and would like to be able to break out the compressed portions before I feed them into IDA.
Maybe I can help develop a tool/methodology that can help identify and then decompress the code of interest.
Feel free to drop me a PM if you'd rather communicate that way.
Thanks,
Radix
With the help of many BIOS dumps, which I get by many people it was able that the Author of ABR G2 could figure out the compression methods.
Now a further important step has to be done:
Figuring out how the different module works. (except Logo modules or DMI modules. )
If you would like to work together with us then let us know.
Thanks go out to all the people who helped me and who still want to help me.
Thanks for the info.
I'll be out of town for about a week, but will get in touch with you when I get back. Maybe we can help each other out on a couple of things.
Radix