Editing Mounting HDD on PC
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=Introduction= | =Introduction= | ||
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=ATA and ENCDEC Keys= | =ATA and ENCDEC Keys= | ||
See http://www.ps3devwiki.com/wiki/HDD_Encryption | |||
=Device Mapper= | =Device Mapper= | ||
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</pre> | </pre> | ||
==dm- | ==dm-crypto== | ||
* We don't need xts_aes application anymore. | * We don't need xts_aes application anymore. | ||
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* Implemented PS3 partition support in Linux kernel. See patch '''0035-ps3-partition.patch''' here http://gitorious.ps3dev.net/ps3linux/kernel-patches-35 | * Implemented PS3 partition support in Linux kernel. See patch '''0035-ps3-partition.patch''' here http://gitorious.ps3dev.net/ps3linux/kernel-patches-35 | ||
* Use kpartx tool to reread partition table. | * Use kpartx tool to reread partition table. | ||
==kpartx== | ==kpartx== | ||
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* We need a patch which adds PS3 partition table support. | * We need a patch which adds PS3 partition table support. | ||
* Official GIT repo: http://git.opensvc.com/multipath-tools/.git | * Official GIT repo: http://git.opensvc.com/multipath-tools/.git | ||
===Patching and Building=== | ===Patching and Building=== | ||
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=Making Changes to cell_ext_os_area VFLASH Region= | =Making Changes to cell_ext_os_area VFLASH Region= | ||
* You will need it if you flash bad petitboot which doesn't boot and just hangs. | * You will need it if you flash bad petitboot which doesn't boot and just hangs. | ||
* You have to connect your HDD to your PC, e.g. with SATA-2-USB adapter. | * You have to connect your HDD to your PC, e.g. with SATA-2-USB adapter. | ||
* We will | * We will cleat OtherOS boot flag and GameOS will boot again. | ||
* We don't have to decrypt VFLASH, only HDD, because cell_ext_os_area is NOT encrypted with VFLASH key, only with HDD key. | * We don't have to decrypt VFLASH, only HDD, because cell_ext_os_area is NOT encrypted with VFLASH key, only with HDD key. | ||
* I tested everything myself, it's safe to use. | * I tested everything myself, it's safe to use. | ||
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# it begins at offset 0xe740200 | # it begins at offset 0xe740200 | ||
dd if=/dev/mapper/hdd_crypt1 of=params.bin bs=1 count=512 skip=$(( | dd if=/dev/mapper/hdd_crypt1 of=params.bin bs=1 count=512 skip=$((0x0xe740200)) | ||
# now clear the boot flag | # now clear the boot flag | ||
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# now we write it back | # now we write it back | ||
dd of=/dev/mapper/hdd_crypt1 if=params.bin bs=1 count=512 seek=$(( | dd of=/dev/mapper/hdd_crypt1 if=params.bin bs=1 count=512 seek=$((0x0xe740200)) | ||
sync | sync | ||
kpartx-ps3 -d /dev/mapper/hdd_crypt | kpartx-ps3 -d /dev/mapper/hdd_crypt | ||
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# now GameOS should boot and you can flash a new petitboot :) | # now GameOS should boot and you can flash a new petitboot :) | ||
</pre> | </pre> | ||
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* http://backreference.org/2010/09/25/access-partitions-in-non-disk-block-devices-with-kpartx/ | * http://backreference.org/2010/09/25/access-partitions-in-non-disk-block-devices-with-kpartx/ | ||
* https://www.dan.me.uk/blog/2012/05/05/full-disk-encryption-in-freebsd-9-x-well-almost/ | * https://www.dan.me.uk/blog/2012/05/05/full-disk-encryption-in-freebsd-9-x-well-almost/ | ||