Spuldrfs: Difference between revisions

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* spuldrfs is a Linux virtual filesystem which allows you to execute isolated SPU modules from user-space.
* spuldrfs is a Linux virtual filesystem which allows you to execute isolated SPU modules from user-space.
* spuldrfs is like spuisofs but can also execute loaders like lv1ldr or isoldr.
* spuldrfs is like spuisofs but can also execute loaders like lv1ldr or isoldr.
* I used this driver e.g. to run modified lv1ldr to dump my ENCDEC keys.


=Filesystem Layout=
=Filesystem Layout=

Revision as of 20:28, 16 August 2012

Introduction

  • spuldrfs is a Linux virtual filesystem which allows you to execute isolated SPU modules from user-space.
  • spuldrfs is like spuisofs but can also execute loaders like lv1ldr or isoldr.
  • I used this driver e.g. to run modified lv1ldr to dump my ENCDEC keys.

Filesystem Layout

glevand@debian:~$ ls -l /mnt
total 0
-rw-rw-rw- 1 root root 1048576 Aug 16 10:33 buf1
-rw-rw-rw- 1 root root 1048576 Aug 16 10:33 buf2
-rw-rw-rw- 1 root root 1048576 Aug 16 10:33 buf3
-r--r--r-- 1 root root       0 Aug 16 10:33 info
-rw-rw-rw- 1 root root 1048576 Aug 16 11:07 ldr
-rw-rw-rw- 1 root root  262144 Aug 16 10:33 ls
-rw-rw-rw- 1 root root 1048576 Aug 16 11:07 metldr
-rw-rw-rw- 1 root root  131072 Aug 16 10:33 priv2
-rw-rw-rw- 1 root root  131072 Aug 16 10:33 problem
--w--w--w- 1 root root       0 Aug 16 11:07 run
-r--r--r-- 1 root root    4096 Aug 16 10:33 shadow
glevand@debian:~$ cat /mnt/info 
buf1 d000000003746000
buf2 d000000003847000
buf3 d000000003948000
glevand@debian:~$