Editing Remarry Bluray Drive on Linux
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=Introduction= | =Introduction= | ||
=EID2= | =EID2= | ||
* You will need decrypted EID2 data. | * You will need decrypted EID2 data. | ||
* How to get it on Linux is described here: http://www. | * How to get it on Linux is described here: http://www.ps3devwiki.com/wiki/Spuisofs#Dumping_EID2_Key_with_spuisofs | ||
* EID2 contains encrypted P-Block and S-Block. | * EID2 contains encrypted P-Block and S-Block. | ||
* To get decrypted S-Block and P-Block first you have to decrypt EID2 with EID2 key and IV and then decrypt the blocks with DES-CBC. | * To get decrypted S-Block and P-Block first you have to decrypt EID2 with EID2 key and IV and then decrypt the blocks with DES-CBC. | ||
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key: 6C CA B3 54 05 FA 56 2C | key: 6C CA B3 54 05 FA 56 2C | ||
</pre> | </pre> | ||
=Writing P-Block= | =Writing P-Block= | ||
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* P-Block is in decrypted EID2 at offset 0x20 and of size 0x80. | * P-Block is in decrypted EID2 at offset 0x20 and of size 0x80. | ||
* Not all P-Block data is sent to BD drive. Only data starting at offset 0x10 and of size 0x60 bytes is written to BD drive buffer 2. | * Not all P-Block data is sent to BD drive. Only data starting at offset 0x10 and of size 0x60 bytes is written to BD drive buffer 2. | ||
==Test== | ==Test== | ||
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<pre> | <pre> | ||
# First enable writing BD buffer 2 | # First enable writing BD buffer 2 | ||
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# Authenticate the BD drive | # Authenticate the BD drive | ||
sudo ps3dm -v sm drive_auth 0x29 # It should not fail !!! | sudo ps3dm -v sm drive_auth 0x29 # It should not fail !!! | ||
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* BD buffer 3 is of size 0x670 bytes. | * BD buffer 3 is of size 0x670 bytes. | ||
* S-Block is in decryoted EID2 at offset 0xa0 and of size 0x690. | * S-Block is in decryoted EID2 at offset 0xa0 and of size 0x690. | ||
==Test== | ==Test== | ||
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<pre> | <pre> | ||
# First enable writing BD buffer 3 | # First enable writing BD buffer 3 | ||
sudo ./bd_enable_buffer_write -b 3 | sudo ./bd_enable_buffer_write -b 3 | ||
# Write | # Write P-Block to BD buffer 3 | ||
sudo ./bd_write_buffer -b 3 -i sblock.bin | sudo ./bd_write_buffer -b 3 -i sblock.bin | ||
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* HRL is stored in BD buffer 4. | * HRL is stored in BD buffer 4. | ||
* BD buffer 4 is of size 0x8000 bytes. | * BD buffer 4 is of size 0x8000 bytes. | ||
<pre> | <pre> | ||
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* You cannot just write a new HRL to BD drive buffer 4. You can actually but it will corrupt your current BD HRL. | * You cannot just write a new HRL to BD drive buffer 4. You can actually but it will corrupt your current BD HRL. | ||
* If you corrupt your HRL then nothing bad will happen but you won't be able to play BD movies. | * If you corrupt your HRL then nothing bad will happen but you won't be able to play BD movies. | ||
* First you have to send P-Block to BD drive, after that authenticate the BD drive and then write a new HRL. Only in this order will it work | * First you have to send P-Block to BD drive, after that authenticate the BD drive and then write a new HRL. Only in this order will it work. | ||
<pre> | <pre> | ||
# First enable writing BD buffer 4 | # First enable writing BD buffer 4 | ||
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00008000 | 00008000 | ||
</pre> | </pre> | ||