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[[Category:Software]]
= Explaination =
= Explaination =
Loaders are used for loading other modules.
Loaders are used for loading other modules.
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{| class="wikitable"
{| class="wikitable"
|-
|-
! Loader !! Location !! Type !! Zlib support !! Fself support !! Remarks
! Loader !! Location !! Type !! Remarks
|-
|-
| bootldr || [[Flash]] || Boot Loader || NO || NO || primary loader from chain of trust, loads lv0
| bootldr || [[Flash]] || Boot Loader || primairy loader from chain of trust
|-
|-
| metldr || [[Flash]] || Meta Loader || NO || NO || aka asecure_loader. Loads other loaders
| metldr || [[Flash]] || Meta Loader || aka asecure_loader. Loads other loaders
|-
|-
| appldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Application Loader || YES || YES || loads userspace [f]selfs e.g. [[VSH|vsh.self]], videoplayer_plugin.sprx, disc/NPDRM EBOOT.BINs and [[EDAT_files|EDAT files]]
| appldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Application Loader || loads [[VSH|vsh.self]] (Userspace Module)
|-
|-
| isoldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Isolation Loader || NO ||  NO || loading [[Iso module|isolated SPU modules]]
| isoldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Isolation Loader || loading [[Iso module|isolated SPU modules]]
|-
|-
| lv1ldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Hypervisor Loader || YES ||  NO || loads [[lv1.self]] ([[Hypervisor_Reverse_Engineering|Hypervisor]])
| lv1ldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Hypervisor Loader || loads [[lv1.self]] ([[Hypervisor_Reverse_Engineering|Hypervisor]])
|-  
|-  
| lv2ldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Supervisor Loader || YES ||  NO || loads lv2_kernel.self (Supervisor kernel)
| lv2ldr || [[Boot_Order#CoreOS_PKG_Filelisting|CoreOS]] || Supervisor Loader || loads lv2_kernel.self (Supervisor kernel)
|-
|}
 
=== Loader encapsulation in lv0 ===
{| class="wikitable"
|-
! [http://www.mirrorcreator.com/files/1MLGFUHN/lv0-360-426.rar_links version] !! decrypted SHA1 hash !! isoldr !! appldr !! lv1ldr !! lv2ldr !! Remarks
|-
| [http://www.mirrorcreator.com/files/0YTEHDT5/lv0-360.elf_links 3.60] || 7A051A4A228C5C7256B9DD3ECC0CFABB605490E3 || || || || || [http://www.mirrorcreator.com/files/IJZ2LZ6I/3.60_loaders.7z_links D/L] ; contains weird 2nd loaders that could not be decrypted (named [loader name]_2)
|-
| [http://www.mirrorcreator.com/files/1XLVGOHY/lv0-361.elf_links 3.61] || 832CE19B420895B7C89D0DD3D346B9B4254F0902 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/SEZJC9MY/lv0-365.elf_links 3.65] || C9F7F42BFB30A9FB9FF1394D18F8C490FA20E51D ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/KCT9T16O/lv0-366.elf_links 3.66] || 110CEA044B059AC8E89C52121DD94EB062605180 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/0R5PB6HD/lv0-370.elf_links 3.70] || B0CE989CEA9994A7424BC64C49B477ACB9759C45 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/3T5G4HTU/lv0-372.elf_links 3.72] || E6ABA3DBBAB9CCCFA8B9D4C75AF9BC2CD2A470CC ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/UFNLTHF4/lv0-373.elf_links 3.73] || 17E363EC32AE2C35410250FD147500EAB27C7229 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/0PPREFR4/lv0-374.elf_links 3.74] || 048C7F30C6FEC76029DE7107C6EA825D778464D3 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/0DMBS9UJ/lv0-400.elf_links 4.00] || B1BD5C738EA8B4C5882DF3816802042015E57765 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/BYC8OJTA/lv0-401.elf_links 4.01] || DB42B9FC98E927536F9BDE68517DC7EF6A3E7630 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/10ZSJ0EV/lv0-410.elf_links 4.10] || ED6B89DE996DA92B670A515342E5BA44C506CCB8 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/YAVOOWHN/lv0-411.elf_links 4.11] || 5A80C633C7679FB24FEC9E603058A65010F1CC59 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/ZASV4VRP/lv0-420.elf_links 4.20] || 69F14D7512177EAE3DB6A00764CB242D1683511C ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/6YUOJVTH/lv0-421.elf_links 4.21] || DB4E4CF6A795D8AB93200B4ACDA7978028601EDC ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/NOYHSIPY/lv0-423.elf_links 4.23] || AC7BDA2E7E093D4FDDE801FAFAB42F55B92506C4 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/1BJIVAWD/lv0-425.elf_links 4.25] || A6DE36E9178C75B3C557E3056C8BAE5A13C83038 ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/0GJNGKIH/lv0-426.elf_links 4.26] || 042ACDE3A986B50F8C58450798DD866130EB85EA ||  ||  ||  ||  ||
|-
| [http://www.mirrorcreator.com/files/M85N5C74/lv0-430.elf_links 4.30] || 44A048CC7F990A9EE5400695BC0D9EE283BAB02F ||  ||  ||  ||  ||
|-
|-
|}
|}
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| 0x30 || isoldr/appldr || Version mismatch (isoldr version differs from version returned by SPU channel 73).
| 0x30 || isoldr/appldr || Version mismatch (isoldr version differs from version returned by SPU channel 73).
|-
|-
| 0x16 || isoldr || Revoke List Error
| 0x16 || isoldr ||
|-
| 0x17 || isoldr || Adresses needs to be aligned
|-
| 0x21 || lv1ldr || ???
|-
|-
| 0x27 || appldr || SPU arg at 0x3E840
| 0x27 || appldr || SPU arg at 0x3E840
|-
| 0x20 || metldr || header error
|-
| 0x23 || metldr || ECDSA signature failure
|-
|-
|}
|}
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=== lv1ldr ===
=== lv1ldr ===
Used for loading the hypervisor (lv1.self). It also handles some initialization of the ATA and ENCDEC subsystems.
Used for loading the hypervisor (lv1.self)


==== LS Parameters Layout ====
==== LS Parameters Layout ====
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|-
|-
! Address !! Usage !! Comments
! Address !! Usage !! Comments
|-
| 0x34CB0 || Unknown || DMA read from ch74 20 times.
|-
|-
| 0x3E000 || Wait flag || If (flag==0){wait;} // use 0xFF00000000ULL
| 0x3E000 || Wait flag || If (flag==0){wait;} // use 0xFF00000000ULL
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=== lv2ldr ===
=== lv2ldr ===
Used to verify and decrypt lv2 selfs (lv2_kernel.self, ps2_emu.self, ps2_gxemu.self, ps2_softemu.self, ps2_netemu.self)
Used to verify and decrypt lv2 (lv2_kernel.self)
 
And to install RVK-list.


==== LS Parameters layout ====
==== LS Parameters layout ====
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|-
|-
|u8[16] || res2 || Unknown / Not used
|u8[16] || res2 || Unknown / Not used
|}
=== appldr ===
Used to verify and decrypt usermode program/data segments (system libraries, vsh and its modules, games, edat and sdat files)<BR>
Allows to authenticate fselfs by following Target_ids from EID0: 0x81, 0x82, 0xA0.
==== LS Parameters layout ====
{| class="wikitable"
|-
! Address !! Usage !! Comments
|-
| 0x3E000 || Wait flag || If (flag==0){wait;} // use 0xFF00000000ULL
|-
| 0x3E400 || EID0 || first 0x400 bytes of EID0
|-
| 0x3E800 || Arguments || u64 buffer_args_effective_addr
|-
| 0x3EC00 || QA-Flag Info|| u64 qaflag_exist_flag //If existed, set to 0, otherwise -1<BR>u64 unk0 //always 0<BR>u8[0x50] qa_token<BR>u8[0x2A] qa_token_signature<BR>u8[0x6] padding
|-
| 0x3EE00 || LV2 Protection Info || u64 hashed memory effective addr<BR>u64 hashed memory size<BR>u8[0x14] expected_hmac_hash<BR>u8[0xC] padding
|-
| 0x3F000 || Program revoke list ||
|}
==== Arguments ====
For authenticate_program_segment, firmware 0.8x
{| class="wikitable"
|-
! Size !! Name !! Value
|-
|u64 || program_auth_id || subject program authority id
|-
|u64 || lpar_auth_id || subject logical partition authority id
|-
|u64 || self_header_addr ||
|-
|u64 || program_segment_addr ||
|-
|u64 || program_segment_index ||
|-
|u64 || destination_addr || where to decrypt
|-
|u64 || capability_addr || capability flags will be placed to this addr
|-
|u64 || flag ||
|-
|u64 || field40 || unknown/pad
|-
|u64 || field48 || 2 (on modern fws it could be 2 or 3 or 5)
|}
For authenticate_program_segment, firmware 4.7x
{| class="wikitable"
|-
! Size !! Name !! Value
|-
|u64 || subarguments_addr || subarguments effective address
|-
|u64 || lpar_auth_id || subject logical partition authority id
|-
| || ||
|-
|u64 || field48 || 5 (checked by appldr, if doesnot match -> appldr will be stoped with err code 0x27)
|-
| || ||
|}
subarguments
{| class="wikitable"
|-
! Size !! Name !! Value
|-
| u64 || program_auth_id ||
|-
| u64 || self_header_addr ||
|-
| u64 || program_segment_addr? ||
|-
| u32 || segment_type || 0 for phdrs, 1 for shdrs
|-
| u32 || program_segment_index || segment number
|-
| u64 || destination_addr ||
|-
| u64 || capability_addr || capability flags (0x20 bytes) will be copyed at this effective addr
|-
| u64 || flag || some flags // flag & 0xFFFF must be <=2 for APP, 3 for UNK7/seven, 4 for NPDRM_APP, 5 for EDAT
|-
| u64 || ||
|-
| u64 || ||
|-
| u64 || ||
|-
| u64 || ||
|-
| u64 || ||
|-
| u8[0x10] || sceNpDrmKey ||
|-
| u64 || header_key_check_result_addr || ppu addr to send the result.
|-
| u64 || ||
|}
|}


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|-
|-
| 0x3F000 || Program revoke list ||
| 0x3F000 || Program revoke list ||
|}
==== Stop Codes ====
{| class="wikitable"
|-
! Stop Code !! Remark
|-
| 0x0D || Revocation check failed.
|-
| 0x0E || Signature check failed.
|-
| 0x0F || Revoke list verification failed.
|-
| 0x11 || Revoke list verification failed (header).
|-
| 0x12 || SELF segment verification internal error.
|-
| 0x13 || SELF verification failed.
|-
| 0x16 || Revoke list verification failed.
|-
| 0x17 || Isolated module EA is not aligned.
|-
| 0x1D || SELF segment verification internal error (ELF32 header).
|-
| 0x25 || Auth-ID error?
|-
|}
|}


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};
};
</pre>
</pre>
{{Development}}<noinclude>[[Category:Main]]</noinclude>
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