1*1f9327fcSRobert JarzmikWhat: /sys/devices/platform/docg3/f[0-3]_dps[01]_is_keylocked 2*1f9327fcSRobert JarzmikDate: November 2011 3*1f9327fcSRobert JarzmikKernelVersion: 3.3 4*1f9327fcSRobert JarzmikContact: Robert Jarzmik <robert.jarzmik@free.fr> 5*1f9327fcSRobert JarzmikDescription: 6*1f9327fcSRobert Jarzmik Show whether the floor (0 to 4), protection area (0 or 1) is 7*1f9327fcSRobert Jarzmik keylocked. Each docg3 chip (or floor) has 2 protection areas, 8*1f9327fcSRobert Jarzmik which can cover any part of it, block aligned, called DPS. 9*1f9327fcSRobert Jarzmik The protection has information embedded whether it blocks reads, 10*1f9327fcSRobert Jarzmik writes or both. 11*1f9327fcSRobert Jarzmik The result is: 12*1f9327fcSRobert Jarzmik 0 -> the DPS is not keylocked 13*1f9327fcSRobert Jarzmik 1 -> the DPS is keylocked 14*1f9327fcSRobert JarzmikUsers: None identified so far. 15*1f9327fcSRobert Jarzmik 16*1f9327fcSRobert JarzmikWhat: /sys/devices/platform/docg3/f[0-3]_dps[01]_protection_key 17*1f9327fcSRobert JarzmikDate: November 2011 18*1f9327fcSRobert JarzmikKernelVersion: 3.3 19*1f9327fcSRobert JarzmikContact: Robert Jarzmik <robert.jarzmik@free.fr> 20*1f9327fcSRobert JarzmikDescription: 21*1f9327fcSRobert Jarzmik Enter the protection key for the floor (0 to 4), protection area 22*1f9327fcSRobert Jarzmik (0 or 1). Each docg3 chip (or floor) has 2 protection areas, 23*1f9327fcSRobert Jarzmik which can cover any part of it, block aligned, called DPS. 24*1f9327fcSRobert Jarzmik The protection has information embedded whether it blocks reads, 25*1f9327fcSRobert Jarzmik writes or both. 26*1f9327fcSRobert Jarzmik The protection key is a string of 8 bytes (value 0-255). 27*1f9327fcSRobert Jarzmik Entering the correct value toggle the lock, and can be observed 28*1f9327fcSRobert Jarzmik through f[0-3]_dps[01]_is_keylocked. 29*1f9327fcSRobert Jarzmik Possible values are: 30*1f9327fcSRobert Jarzmik - 8 bytes 31*1f9327fcSRobert Jarzmik Typical values are: 32*1f9327fcSRobert Jarzmik - "00000000" 33*1f9327fcSRobert Jarzmik - "12345678" 34*1f9327fcSRobert JarzmikUsers: None identified so far. 35