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Old 07-02-2015, 07:32 AM   #34
davidfor
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Posts: 24,905
Karma: 47303824
Join Date: Jul 2011
Location: Sydney, Australia
Device: Kobo:Touch,Glo, AuraH2O, GloHD,AuraONE, ClaraHD, Libra H2O; tolinoepos
Quote:
Originally Posted by fastrobot View Post
I haven't checked all executables though I did chmod busybox, to make it suid root.
eg: Login, passwd, etc. won't work unless it's suid root.
I'm not concerned -- I just didn't want to say "full" upgrade, when it didn't wipe absolutely everything out on the partition and replace it.
The KoboRoot.tgz is just unpacked to "/". That will replace the file, and I'm pretty sure it won't change the permissions and ownership. Or, t might depend on the command used both to pack and unpack.
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I'm also noticing that the values sent to the Kobo Glo for frontlight illumination start much higher in the Glo than on the Aura. Considering it's the same MSP430 driving the frontlight, that makes me wonder if replacing the Glo's lighting table with the Aura's would allow me to dim the screen more. I'll have to experiment with that later when I'm not pressed for time.
But, it might be the actual LEDs or something else in the circuit. For the Glo, there is a hardware mod to solder a resister in the right place that drops the light level.
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Overall, it doesn't really look like KOBO has updated the kernels since the devices were released ; It's more of a test, once it's working and in production -- keep it that way....
Except that the kernels have changed. They have changed sizes every three or four times. That might be a change in the build, but, I'm pretty sure that Kobo have said there were changes that needed the matching kernel change.
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OK. Although it's not impossible to do a dd in general, the way Kobo wrote the script is perhaps not intelligent enough to detect by an 'if' statement which partition it is running from and behave accordingly -- but OK, it's more important to understand what they did than what they could have done.
Well, I think it is most important to make it as failsafe as possible. And it seems to be. You have to work fairly hard to prevent a factory reset from working.
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Yep. DId that... cloned to my hard drive. Probably should back up the hard drive too, and put a copy of it in a bank vault somewhere... but I'm lazy. It might be cheaper to buy a second KoboAuraHD.
Don't worry to much, as others have taken the images and they are available.
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I think there's a Dilbert cartoon about that... eg: You must be in management, .... You must be in Engineering ... because ....
Hmm, I'm just trying to decide if I've been insulted or not
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I'm probably ignorant about how the web browser interface works for git.

Is there no way to rename a directory after the fact, or show a history of what it was named (in the past) by clicking it somehow, or add a symlink directory once management had come up with a name for what engineering did, and decided to sell it on the market? I know second guessing management is impossible, but once they committed....!
I don't know. My git use is pretty basic. It probably can be done from the command line or one of the more sophisticated GUIs.
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