Search the web
Sign In
New User? Sign Up
gbadev
  • Members Only
  • Post
  • Files
  • Photos
  • Links
  • Database
  • Polls
  • Members
  • Calendar
  • Promote
  • Groups Labs (Beta)
? Already a member? Sign in to Yahoo!

Yahoo! Groups Tips

Did you know...
Want to share photos of your group with the world? Add a group photo to Flickr.

Best of Y! Groups

   Check them out and nominate your group.
Having problems with message search? Fill out this form to ensure your group is one of the first to be migrated to the new message search system.

Messages

   Messages Help
Message #
Search:
Advanced
Detection of emulator   Message List  
Reply | Forward Message #13449 of 15019 |
Re: [gbadev] Detection of emulator

> Does anyone have code for detecting the presence of an emulator?
>
> Thanks,
> -Pete

This works pretty well. It has to be run from RAM, of course.

detectGBA: ;returns 0 if emulated
mov r0,#0
str r0,_0
_0: mov r0,#1
mov pc,lr


---------------------------------------------
Introducing NetZero Long Distance
1st month Free!
Sign up today at: www.netzerolongdistance.com
Fri Dec 6, 2002 10:17 pm

Show Message Option
x4344739
Offline Offline
Send Email Send Email

Forward 		Message #13449 of 15019 |
Expand Messages Author Sort by Date

Does anyone have code for detecting the presence of an emulator? Thanks, -Pete... 		Pete Gonzalez
gonz1242
Offline Send Email 		Dec 6, 2002
4:52 pm

PG> Does anyone have code for detecting the presence of an emulator? under boycott advance DMA copy from null adress gives 0xFFFF and 0x0000 on real hw. ...
porneL
pornelkurna
Offline Send Email 		Dec 6, 2002
6:41 pm

... Easy. dir /s /b \visualboyadvance.exe Oh, you mean you want the GBA program to detect which GBA model or emulator it's running on. In other words, you...
yerricde
Offline Send Email 		Dec 6, 2002
7:36 pm

... You hit the nail on the head with this article. Indeed if what you are doing is looking for inaccuracies in emulation, then as emulation improves, the...
Graham Toal <gtoal@...>
graham_toal
Offline Send Email 		Dec 13, 2002
4:00 pm

... This works pretty well. It has to be run from RAM, of course. detectGBA: ;returns 0 if emulated mov r0,#0 str r0,_0 _0: mov r0,#1 mov pc,lr ... ...
Neal Tew
x4344739
Offline Send Email 		Dec 6, 2002
11:01 pm

... Heh ;-) ... Nah, if I wanted #2 I wouldn't be discussing it in a public forum. ;-) Actually our code can compensate for the (horribly flawed) gamma on the...
Pete Gonzalez
gonz1242
Offline Send Email 		Dec 7, 2002
3:55 am

... something that works the same on gb/gbc/gba and can detect any known emulator of these systems is to check the voice 3 userdefined waveform.... i dont ...
Groepaz
groepaz2000
Offline Send Email 		Dec 7, 2002
11:25 am

Maybe it would be easier to approach this from a different angle. Since you say that you are not attempting to achieve #2 then I assume that your program will...
Phantasm
phantasm4489
Offline Send Email 		Dec 7, 2002
2:13 pm

... Thanks, that was exactly what I needed. ;-) Cheers, -Pete P.S. His code works by overwriting the next instruction with a NOP. On a real CPU, the old...
Pete Gonzalez
gonz1242
Offline Send Email 		Dec 7, 2002
10:15 pm

I don't know how they could force an emulator to use a copyright protection because the program doesn't aid in copying anything. Plus it's just doing the job...
TJ
treyjazz2k2
Offline Send Email 		Dec 14, 2002
4:51 pm

... Well, this is rock-solid for home devving, but it'll not work for commercial software, because the extracode mechanism will be well-known for public (i.e....
Ped
ped_7g
Offline Send Email 		Dec 15, 2002
10:42 pm
< Prev Topic  |  Next Topic >
Message #
Search:
Advanced
Copyright © 2009 Yahoo! Inc. All rights reserved.
Privacy Policy - Terms of Service - Guidelines - Help