Messages in this thread | | | Date | Fri, 01 Dec 2006 22:16:05 +0100 | From | Pierre Ossman <> | Subject | Re: [patch 4/5] [RFC] Add MMC Password Protection (lock/unlock) support V7: mmc_sysfs.diff |
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Anderson Briglia wrote: > Hi Pierre, > > ext Pierre Ossman wrote: >> Patch looks ok. But I never got an answer what the difference between >> "change" and "assign" is. > > You're right, the command is the same, but the difference is the > password's > length and password itself sent to the card. > According to MMC spec 4.1, when a password replacement is done, the > length value > (PWD_LEN) shall include both passwords, the old and the new one, and > the password > (PWD) shall include the old (currently) followed by the new password.
So shouldn't this be something that userspace handles?
-- -- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org PulseAudio, core developer http://pulseaudio.org rdesktop, core developer http://www.rdesktop.org
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