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== PSP Emulator Types and Revisions ==
<div>
<div style="float:top; text-align:center;">'''PSP Emulators Types and Revisions'''</div>
<div style="float:left; width:33%;">
{| class="wikitable" style="font-size:xx-small;"
|+ psp_emulator.elf (decrypted)
! Firmware !! Bytes !! MD5 !! <abbr title="Revision">Rev</abbr>
|-
! [[1.00_CEX|1.00]] ~ [[3.10_CEX|3.10]]
| colspan="3" {{no}}
|-
! [[3.15_CEX|3.15]]
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-
! [[3.66_CEX|3.66]]
| 419.120 || DFED8FCDB36A4284A27369304D47674F || ?
|-{{cellcolors|#ddddff}}
! [[3.70_CEX|3.70]]
| rowspan="3" | 419.176 || 0F6F1D92D045A86565DF705276776A41 || rowspan="3" | same
|-{{cellcolors|#ddddff}}
! ~
| style="text-align:center; background-color:#ddddff;" | ''Any''
|-{{cellcolors|#ddddff}}
! [[3.74_CEX|3.74]]
| DC8C67FEEB605D73D073BBCAD8F17E6A
|-{{cellcolors|#bbbbff}}
! [[4.00_CEX|4.00]]
| rowspan="2" | 419.416 || 7371A95BB0ACB1152EB13EA11C866F87 || rowspan="2" | same
|-{{cellcolors|#bbbbff}}
! [[4.01_CEX|4.01]]
| C17EE35A278E64227558FA9C39E805B5
|-{{cellcolors|#ddddff}}
! [[4.10_CEX|4.10]]
| rowspan="2" | 419.472 || DAA4E9816037E1EFFFF15B344B61BD1D || rowspan="2" | same
|-{{cellcolors|#ddddff}}
! [[4.11_CEX|4.11]]
| 2DF5AFE349E082A79AF4E50B8100F80A
|-
! [[4.15_CEX|4.15]]
| ? || ? || ?
|-{{cellcolors|#bbbbff}}
! [[4.20_CEX|4.20]]
| rowspan="3" | 419.480 || 540422B0759D20738BF498337E33B7E2 || rowspan="3" | same
|-{{cellcolors|#bbbbff}}
! ~
| style="text-align:center; background-color:#bbbbff;" | ''Any''
|-{{cellcolors|#bbbbff}}
! [[4.25_CEX|4.25]]
| 5D20DFAE9E0D704F6DD17D2A807A1D2C
|-
! ?
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-{{cellcolors|#ddddff}}
! [[4.78_CEX|4.78]]
| rowspan="3" | 419.520 || EFEA0DFDDD6E7C479983B5E4E8B95295 || rowspan="3" | same
|-{{cellcolors|#ddddff}}
! ~
| style="text-align:center; background-color:#ddddff;" | ''Any''
|-{{cellcolors|#ddddff}}
! [[4.82_CEX|4.82]]
| 5CAC36C3F940749B4DD5E03DB02C732A
|}
<span style="font-size:small">
{{widedot}}'''Decrypted (elf)''': changes <abbr title="when comparing two decrypted files of the same revision from different firmwares the only difference is the target firmware">every firmware version</abbr><br>
{{widedot}}'''<abbr title="0x20 bytes">Build label</abbr>''': no/unknown<br>
{{widedot}}'''<abbr title="2 bytes">Target Firmware</abbr>''': yes, repeated '''two''' times<br>
{{widedot}}'''Revision''': unknown
</span>
</div>
<div style="float:left; width:33%;">
{| class="wikitable" style="font-size:xx-small;"
|+ psp_translator.elf (decrypted)
! Firmware !! Bytes !! MD5 !! <abbr title="Revision">Rev</abbr>
|-
! [[1.00_CEX|1.00]] ~ [[3.10_CEX|3.10]]
| colspan="3" {{no}}
|-
! [[3.15_CEX|3.15]]
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-
! [[3.66_CEX|3.66]]
| 283.128 || 0F52CE7666276B71FF5C560D7BD28014 || ?
|-{{cellcolors|#ddddff}}
! [[3.70_CEX|3.70]]
| rowspan="3" | 283.128 || C35D80E8B1A4A61212EA773C061BF1DC || rowspan="3" | same
|-{{cellcolors|#ddddff}}
! ~
| style="text-align:center; background-color:#ddddff;" | ''Any''
|-{{cellcolors|#ddddff}}
! [[3.74_CEX|3.74]]
| A42CD1453C52149297A975F2BA5B2D38
|-{{cellcolors|#bbbbff}}
! [[4.00_CEX|4.00]]
| rowspan="2" | 283.128 || DF07955312D1C09DC2DC355EBA47F8AA || rowspan="2" | same
|-{{cellcolors|#bbbbff}}
! [[4.01_CEX|4.01]]
| A06E7BF7C1D062878593E1D4EA85B4C9
|-{{cellcolors|#ddddff}}
! [[4.10_CEX|4.10]]
| rowspan="2" | 283.128 || FB4801625CA15AC58DB28A4223EFD4A2 || rowspan="2" | same
|-{{cellcolors|#ddddff}}
! [[4.11_CEX|4.11]]
| 3154FF57D36E3D7C4F2C061393816482
|-
! [[4.15_CEX|4.15]]
| ? || ? || ?
|-{{cellcolors|#bbbbff}}
! [[4.20_CEX|4.20]]
| rowspan="3" | 283.120 || C125A486D3C48EA2C957EAFC0AB69B39 || rowspan="3" | same
|-{{cellcolors|#bbbbff}}
! ~
| style="text-align:center; background-color:#bbbbff;" | ''Any''
|-{{cellcolors|#bbbbff}}
! [[4.23_SEX|4.23 S]]
| C469B41798157C53C3E7794E9BDF9D36
|-
! [[4.25_CEX|4.25]]
| 283.120 || A675423F5C8B9FD02AA2150D46B953AE || ?
|-
! ?
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-
! ?
| ? || ? || ?
|-{{cellcolors|#ddddff}}
! [[4.78_CEX|4.78]]
| rowspan="3" | 283.120 || A35809CE6C184F3E3B52C18E0AE19217 || rowspan="3" | same
|-{{cellcolors|#ddddff}}
! ~
| style="text-align:center; background-color:#ddddff;" | ''Any''
|-{{cellcolors|#ddddff}}
! [[4.82_CEX|4.82]]
| 58E104453AC60DE2B671E43F09D96E80
|}
<span style="font-size:small">
{{widedot}}'''Decrypted (elf)''': changes <abbr title="when comparing two decrypted files of the same revision from different firmwares the only difference is the target firmware">every firmware version</abbr><br>
{{widedot}}'''<abbr title="0x20 bytes">Build label</abbr>''': no/unknown<br>
{{widedot}}'''<abbr title="2 bytes">Target Firmware</abbr>''': yes, repeated '''one''' time<br>
{{widedot}}'''Revision''': unknown
</span>
</div>
</div>
<br style="clear: both;" />
== Playstation Portable memory regions ? ==
== Playstation Portable memory regions ? ==
  PPSSPP
  PPSSPP
Line 78: Line 243:
  S7004 We were leaving from the room.
  S7004 We were leaving from the room.


== Emulator patches ==
== Emulator patches (experimental) ==
This patches are intended to be applyed to the PSP emulator
This patches are intended to be applyed to the PSP emulator


=== Patch to redirect unsupported commands (experimental) ===
=== Patch to redirect unsupported commands ===
This ugly and highly experimental poc code simply redirects unsupported cmd's to 0x01010005 (Seek Begin), prolly breaks other cmd's
This ugly and highly experimental poc code simply redirects unsupported cmd's to 0x01010005 (Seek Begin), prolly breaks other cmd's


{{boxcode|float=left|width=50%|title=Original|code=<syntaxhighlight lang="asm">
{{boxcode|float=left|width=auto|title=Original|code=<syntaxhighlight lang="asm">
00000000000285B0
00000000000285B0
00000000000285B0 empty_buffer:                          # CODE XREF: sceIoIoctlAsync+74�j
00000000000285B0 empty_buffer:                          # CODE XREF: sceIoIoctlAsync+74�j
Line 113: Line 278:
</syntaxhighlight>}}
</syntaxhighlight>}}


{{boxcode|float=right|width=50%|title=Patched|code=<syntaxhighlight lang="asm">
{{boxcode|float=left|width=auto|title=Patched|code=<syntaxhighlight lang="asm">
00000000000285B0
00000000000285B0
00000000000285B0 loc_285B0:                              # CODE XREF: sceIoIoctlAsync+74�j
00000000000285B0 loc_285B0:                              # CODE XREF: sceIoIoctlAsync+74�j
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