Extract calibration from live RAM dump in hpt

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RoninDusette
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Extract calibration from live RAM dump in hpt

Post by RoninDusette »

Hello. I am trying to extract the calibration data from a live RAM dump (using WinHex) in hpt. I opened up the tune file, and dumped the memory. I can see my VIN and calibration ID, OSID, etc etc. But I am not sure where the calibration for my ecu begins and ends. It's for an E78 ECU (2015 1.4 turbo cruze). I am doing a bunch of research and really want to know how to manipulate it for my research. Any help would be appreciated.
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Re: Extract calibration from live RAM dump in hpt

Post by VX L67 Getrag »

It makes it easier to show any areas if you attach files to be able to try identify for you!
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antus
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Re: Extract calibration from live RAM dump in hpt

Post by antus »

Dont post a ram dump of hpt though, that'll include their code and needs to be kept off this site. I read a long time ago that a ram dump was possible but i think the app changed so you cant do it anymore. You'll need to look at a very old version of the app to do what you want.
Have you read the FAQ? For lots of information and links to significant threads see here: http://pcmhacking.net/forums/viewtopic.php?f=7&t=1396
RoninDusette
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Re: Extract calibration from live RAM dump in hpt

Post by RoninDusette »

antus wrote:Dont post a ram dump of hpt though, that'll include their code and needs to be kept off this site. I read a long time ago that a ram dump was possible but i think the app changed so you cant do it anymore. You'll need to look at a very old version of the app to do what you want.
For sure I wouldn't do that. They busted their asses with their software and I'm not here to steal. I just want to understand.

As far as the ram dump goes, yeah. It seems to have the info. I need to do a compare of a stock rip of the tables from kess and a ram dump from hpt and see where they differ (or rather, they match), but it seems to be all there. Bootloader, os and all. Trifecta not so much. Any time I go to dump it, it changes. Pretty sure I know how and why, but I am not going to disclose that even if I am wrong, as if I am right, it's extremely fucking clever. Lol.
RoninDusette
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Re: Extract calibration from live RAM dump in hpt

Post by RoninDusette »

antus wrote:Dont post a ram dump of hpt though, that'll include their code and needs to be kept off this site. I read a long time ago that a ram dump was possible but i think the app changed so you cant do it anymore. You'll need to look at a very old version of the app to do what you want.
And as far as an older version I can't find one to save my life.... I cannot seem to find a single version 2 or young 3 copy that isn't surround by naughty internet buggies.
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Gampy
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Re: Extract calibration from live RAM dump in hpt

Post by Gampy »

Welcome to the world of ET apps ...
Intelligence is in the details!

It is easier not to learn bad habits, then it is to break them!

If I was here to win a popularity contest, their would be no point, so I wouldn't be here!
RoninDusette
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Re: Extract calibration from live RAM dump in hpt

Post by RoninDusette »

Gampy wrote:Welcome to the world of ET apps ...
ET? "phoooone home"? Not familiar with the term. Still kind of new to this embedded systems hacking.
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Gampy
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Re: Extract calibration from live RAM dump in hpt

Post by Gampy »

RoninDusette wrote:ET? "phoooone home"?
Yup, Exactly!
Intelligence is in the details!

It is easier not to learn bad habits, then it is to break them!

If I was here to win a popularity contest, their would be no point, so I wouldn't be here!
nightjoker7
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Re: Extract calibration from live RAM dump in hpt

Post by nightjoker7 »

post the .hpt file you are trying to get information out of.
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