Dark Souls: Difference between revisions

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m (Text replacement - "==Configuration== <!-- Enter mandatory non-default settings to be used. Recommendatory or default settings can be entered only on exceptional basis. -->{{config <!-- CPU configuration --> |ppu decoder = <!-- Interpreter (precise), Interpreter (fast), Recompiler (LLVM) --> |ppu decoder notes = |spu decoder = <!-- Interpreter (precise), Interpreter (fast), Recompiler (ASMJIT), Recompiler (LLVM) --> |spu...)
m (Text replacement - "|accurate ppu 128 reservations notes = }} " to "|accurate ppu 128 reservations notes = <!-- Misc. configuration --> |ppu llvm java mode handling = <!-- true, false --> |ppu llvm java mode handling notes = }} ")
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|accurate ppu 128 reservations        = <!-- Always Enabled, Disabled, Value between 1 to 8 -->
|accurate ppu 128 reservations        = <!-- Always Enabled, Disabled, Value between 1 to 8 -->
|accurate ppu 128 reservations notes  =  
|accurate ppu 128 reservations notes  =  
<!-- Misc. configuration -->
|ppu llvm java mode handling          = <!-- true, false -->
|ppu llvm java mode handling notes    =
}}
}}



Revision as of 06:26, 4 July 2021

Dark Souls
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Configuration

No options that deviate from RPCS3's default settings are recommended for this title.

Known Issues

There are no reported issues with this title.

Special Notes

Patches

Anchors:
  DS1_US_FPS: &DS1_US_FPS
  # 60fps noskip
    - [be32, 0x00146e40, 0x38800002 ] # li r4 0x2
    - [be32, 0x00146e44, 0x989f070c ]
    - [be32, 0x00146e48, 0x989f070d ]
  
  # delta time
    - [ be32, 0x001423e8, 0x494447e9 ] # jump to code cave
  
  # get mftb
    - [ be32, 0x01586bd0, 0x7eac42e6 ] # mftb r21              // Move from timebase register (clock)
  
  # get mftb delta
    - [ be32, 0x01586bd4, 0x3ec0017d ] # lis r22,0x017d        // load high bits of address (0x017de3f8)
    - [ be32, 0x01586bd8, 0x62d6e3f8 ] # ori r22,r22,0xe3f8    // load low bits of address
    - [ be32, 0x01586bdc, 0x7e96a02a ] # ldx r20,r22,r20       // load previous frames mftb reading
    - [ be32, 0x01586be0, 0xfab60000 ] # std r21,0x0(r22)      // store this frames mftb reading
    - [ be32, 0x01586be4, 0x7e74a850 ] # subf r19,r21,r20      // subtract previous mftb reading from this mftb frames reading
  
  # mftb delta to float
    - [ be32, 0x01586be8, 0xfa7600e0 ] # std r19,0xe0(r22)     // store mftb delta (to be loaded into FPR)
    - [ be32, 0x01586bec, 0xcbd600e0 ] # lfd f30,0xe0(r22)     // load mftb delta into FPR
    - [ be32, 0x01586bf0, 0xffc0f69c ] # fcfid f30,f30         // convert integer to double
    - [ be32, 0x01586bf4, 0xffc0f018 ] # frsp f30,f30          // round to single precision
  
  # mftb delta to seconds
    - [ be32, 0x01586bf8, 0x3e400158 ] # r18,0x158             // load high bits constants pointer
    - [ be32, 0x01586bfc, 0x62526bd0 ] # ori r18,r18,0x6bd0    // load low bits of constants pointer
    - [ be32, 0x01586c00, 0xc3b20054 ] # lfs f29,0x54(r18)     // load timebase frequency constant
    - [ be32, 0x01586c04, 0xc3920058 ] # lfs f28,0x58(r18)     // load maximum timestep size
    - [ be32, 0x01586c08, 0xfffee824 ] # fdiv f31,f30,f29      // divide timebase delta by timebase frequency
  
  # check timestep size
    - [ be32, 0x01586c0c, 0xff9fe000 ] # fcmpu cr7,f31,f28     // compare current delta time to maximum timestep
    - [ be32, 0x01586c10, 0x419c0008 ] # blt +0x08             // don't return the maximum timestep size
  
  # set maximum timestep
    - [ be32, 0x01586c14, 0xffe0e090 ] # fmr f31,f28           // move maximum timestep to be returned
  
  # cleanup
    - [ be32, 0x01586c18, 0x7e94a278 ] # xor r20,r20,r20       // zero r20
    - [ be32, 0x01586c1c, 0x7e94a278 ] # xor r19,r19,r19       // zero r19
    - [ be32, 0x01586c20, 0x4e800020 ] # blr                   // return
  
  # constants
    - [ be32, 0x01586c24, 0x4c989680 ]  # timebase frequency as hexfloat (80mhz)
    - [ bef32, 0x01586c28, 0.05000000 ] # maximum timestep size (50ms or 20fps)

PPU-3577a3e8efa233c68dedce81a3d0a63dab05dbed:
  Unlock FPS:
    Games:
      "Dark Souls":
        BLUS30782: [ 01.00 ]
    Author: Whatcookie
    Notes: For people who would like to play the unpatched version of Dark Souls at decent framerates (unpatched PC version is equivalent to 1.06 on consoles!)
    Patch Version: 1.0
    Patch:
      - [ load, *DS1_US_FPS ]