Hi, Greg >On Mon, Nov 27, 2017 at 11:25:47AM +0000, Bean Huo (beanhuo) wrote: >> Hi, all >> Is there someone knows if exists one utilis dedicated to UFS device, rather >than SCSI utils? >> I have tried sg3-utils, but it is not convenient for the embedded ARM-based >system. >> And also it doesn't support several UFS special command. > >What specific UFS commands do you need to make to the device that the >current driver does not support? There are some UFS/vendor native commands. They are not SCSI based. >And yes, this is a trick question as there are about 4 different major forks that >I know of of the UFS driver in different vendor trees, all of which support >different types of UFS commands :( > >> If we don't have this kind of tool for UFS, is it necessary for us to develop a >>ufs-utils? > >I doubt it, what neds to happen is getting all of the functionality that lives in >these different forks all merged upstream into the in-kernel driver. Then I bet >all of the needed functionality you are looking for will be there. > Sometimes customers tend to use user space tool to do some configuration. And especially, for example the UFS FFU. >good luck! > Thanks ! >greg k-h //Bean Huo
