Editing Fixing DRL and CRL Hashes
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=Introduction= | =Introduction= | ||
* It's a small | * It's a small guide how to fix your DRL/CRL issues. | ||
=Tools= | =Tools= | ||
ps3vuart-tools: http://gitorious.ps3dev.net/ps3linux/ps3vuart-tools | ps3vuart-tools: http://gitorious.ps3dev.net/ps3linux/ps3vuart-tools | ||
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=DRL and CRL Hashes= | =DRL and CRL Hashes= | ||
* DRL and CRL SHA1 hashes are | * DRL and CRL SHA1 hashes are store in VTRM FLASH region. | ||
* First 20 bytes are SHA1 hash of DRL. Then | * First 20 bytes are SHA1 hash of DRL. Then follow 20 bytes SHA1 hash of CRL. | ||
Read current DRL and CRL SHA1 hashes from FLASH using VTRM service: | Read current DRL and CRL SHA1 hashes from FLASH using VTRM service: | ||
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<pre> | <pre> | ||
sudo mount /dev/ | sudo mount /dev/ps3flashe /mnt | ||
sha1sum /mnt/data-revoke/drl/DRL1 | sha1sum /mnt/data-revoke/drl/DRL1 | ||
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=Test= | =Test= | ||
* I intentionally wrote wrong DRL and CRL hashes with VTRM service | * I intentionally wrote wrong DRL and CRL hashes with VTRM service store_and_update. | ||
* After that i couldn't play my BD movies on GameOS. | * After that i couldn't play my BD movies on GameOS. | ||
* Then i wrote correct | * Then i wrote correct flashes again and BD playback is working again :) | ||