PS2 Independence exploit question

Discussion in 'Sony Programming and Development' started by everett1911, Oct 23, 2010.

  1. APE

    APE Site Supporter 2015

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    I just used a generic installer I found on a website, forgot which one but I believe it was the "official" one? I don't recall the installer mentioning anywhere that it was a multi-version installer. Both PS2s were NTSC-U consoles so I dunno why it didn't work.
     
  2. n64coder

    n64coder Robust Member

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  3. Elijah

    Elijah Intrepid Member

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    That's only required if the PS2s are of a different version, and even then only if one of them is v3 or below; v4 and above all boot from osdmain.elf, while early v0 (SCPH-10000 and SCPH-15000) is osdsys.elf, v1 (and earliest v2) boots from osd120.elf, and v2 (later) and v3 from osd130.elf. SCPH-18000 (later v0) boots from osd130.elf too. The installer's console will make the installation with the file from which it can boot.
     
    Last edited: Oct 26, 2010
  4. everett1911

    everett1911 Robust Member

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    Well, thanks for the offer, n64coder, but if I don't want to send my memory card to another province of my home country, I wouldn't want to send it over to the 'states either.

    Now, I still haven't understood why the playstation logo wouldn't show up. that's something that bothers me alot, and no one seems to have explained it (or tried to).

    On a somewhat related topic, if my psx model is a SCPH-39001, what V number would it have?
     
  5. Elijah

    Elijah Intrepid Member

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    SCPH-39001 is a v7.
     
    Last edited: Oct 27, 2010
  6. everett1911

    everett1911 Robust Member

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    I'm confused then. how are those numbers figured out?
     
  7. Elijah

    Elijah Intrepid Member

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    From the product code (SCPH-xx0xx), and physical/software differences. SCPH-10000, SCPH-15000 and SCPH-18000 are all classed as v0 units. SCPH-3000x are v1-v4; the units with 10 screw covers at the bottom are v1-v3, and the 8 screw one is a v4. SCPH-3000x R are v4-v6; the earliest ones without a small screw in the expansion bay are still classed as v4, while the ones that do have it are v5-v6; the only difference between v5 and v6 is that the position of the reset/eject ribbon connector on the motherboard was repositioned to prevent the use of "no solder" modchips.

    SCPH-3900x are v7 for the most part, although supposedly some of the later SCPH-39000 in Japan are v8 (new rom version apparently). SCPH-5000x are v9-v11; v9 and v10 are very similar, with the main difference being the fact that the v9 has the IR logic on a separate chip, while v10 has it as a new function integrated in the IOP. v11 was apparently only released in Europe, and has a laser based on the slims (SCPH-7xx0x). v12-v13 are the first generation slim consoles, v15 is SCPH-7500x, v16 is SCPH-7900x and v17-v18 are the latest SCPH-9000x; the difference between the two is that the v17 has the old BIOS that allows the FMCB and Memento exploit, while they blocked it in v18. v18 is the latest so far.
     
    Last edited: Oct 27, 2010
  8. angelwolf71885

    angelwolf71885 Dauntless Member

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    here you are a complete version table ;)

    http://www.eurasia.nu/wiki/index.php/Ps2VersionTable

    also 007 agent under fire is the best to use they are less then $5
    ive seen some for $2 get one and then take off the top and then the cd to to perform the swap trick

    remeber you need to place the cd lid back on after you perform the swap
    in order for the disk to spin

    or you could just take it out and put ir back in its holder when your done
     
  9. Elijah

    Elijah Intrepid Member

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    That table is incomplete in terms of the GH- codes for motherboards... for example, according to that all PAL v3 have a GH-007 motherboard, but mine is GH-006.
     
  10. angelwolf71885

    angelwolf71885 Dauntless Member

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    its more about the SPCH number then the mobo number for with the table is fully accurate

    + steer clear of ALL 90001 models because its a 30% chance to get a FMCB compatible one getting smaller each day the 90001 was where sony changed the bios to kill FMCB swap magic still works though and when OPL 0.8 comes you wont even need FMCB installed anymore because OPL will be able to load elfs when used with swap magic to load OPL
     
  11. l_oliveira

    l_oliveira Officer at Arms

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    The Playstation (Original Playstation from 1995) logo 3D data is stored on the 1st sector of the disc. If your disc has no 3D data for the logo (It was a disc burnt on NERO or such tool from a generated ISO) so it either has PS2 LOGO data or no data at all.

    Therefore, no Playstation LOGO was displayed.

    Edit:
    It work that way so they can sue if third parties who figure out their authentication mechanism start making discs as the machine will require the logo to exist in order to boot the disc. (Considering it's not modified. Modchips on the PS2 patch the ROM to bypass PS2 logo checking. And on the PS1 the pirate discs simply have the logo data in them... Only Japanese PS1 bios seem to require the PS1 logo data to exist for allowing discs to boot)
     
    Last edited: Oct 28, 2010
  12. everett1911

    everett1911 Robust Member

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    Oh, I understand now.
    I guess that's right. I once did a reverse swap, swapping the dependence exploit disc with the trigger disc mid-booting, and even though the playstation logo didn't show up, the game still started.
     
  13. everett1911

    everett1911 Robust Member

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    I did it! with some fiddling (around 6 hours of fiddling, because of a corrupted file on my usb pendrive), I managed to install free mcboot, and now I can do whatever I want with my ps2! I do find it silly though that I spend more time playing nes games on my ps2 than I spent playing actual ps2 games. Oh well, I'm such a nostalgic sucker for mega man 4 and faxanadu ):

    Thanks for your help, guys.
     
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