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PSP emu flash0 dump leaked!

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m0skit0
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Posts: 3817
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Re: PSP emu flash0 dump leaked!

Post by m0skit0 » Mon May 14, 2012 3:23 pm

rog wrote:If you have to ask what you can do with it, you can't do anything with it.
Most useful sentence I've seen in a long time.
Victory wrote:does anyone know of a way of importing the files(flash0) back into the original spot?
You can't without kernel privileges. So the guys who did the dump probably can rewrite f0, if it's not protected against that, that is.
Kr0n1kK1ll3r wrote: I tried looking for exploits the other day in a few psp games but got frustrated hitting a wall of no Return.
Just to clarify: game exploits only won't make you run a CFW ever.
wololo wrote:My point is, the light could actually come from somebody with less experience but much more free time than "experienced" guys.
Well there's not much experience on PSV, so almost everyone is starting from zero, so your point actually makes even more sense.
wololo wrote:The files in here are from the flash0 of the PSP. So technically this is already "inside" the mips emulator
I don't agree. f0 is the firmware that the emulator is running. It's MIPS code. Kermit is an interface so the FW can communicate with PSV's emulator.
garrei wrote:I'm only 18 and I got a full time job and I study at the same time
This is the new way that government is controlling people. This way you won't have any free time to think by yourself or do art and culture (hacking is art btw). Art and culture are subversive, except if they bring big money to big guys (as with everything nowadays).
djp518 wrote:Maybe Vita cpu contain two part, one is ARM core, another is MIPS core?
I would really doubt that. Too expensive and no real usefulness if the emulator can be run by software only.
djp518 wrote:PSP emulator can access mips core via vita os?
I don't think so either, this would be a very big security flaw, and a too dangerous design. It's safer to make the calls to PSV's OS instead.
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I wanna lots of mov al,0xb
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djp518
Posts: 11
Joined: Mon May 14, 2012 2:45 pm

Re: PSP emu flash0 dump leaked!

Post by djp518 » Tue May 15, 2012 5:22 am

m0skit0 wrote:
djp518 wrote:PSP emulator can access mips core via vita os?
I don't think so either, this would be a very big security flaw, and a too dangerous design. It's safer to make the calls to PSV's OS instead.
[/quote]
that's what i mean,syscall
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m0skit0
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Re: PSP emu flash0 dump leaked!

Post by m0skit0 » Wed May 16, 2012 9:41 pm

I don't think there's any MIPS core. But yeah, calls to the OS are made through system calls (not all architectures provide an instruction specific for this, btw, e.g. Intel does not). This is kind of universal anyway.
I wanna lots of mov al,0xb
Image
"just not into this RA stuffz"

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