RFS on the Flash device

ali nasir supremenasir at yahoo.com
Wed Sep 21 06:29:47 UTC 2011


Hi RTEMS users,
We plan to use the RFS on the flash device which we have on board. I got hold of a sample initialization code from http://www.rtems.org/ftp/pub/rtems/people/chrisj/file-system/rfs-20100603.tar.gz

I noticed that the initialization code only does the registration of the rtems_flashdisk_io_ops via the rtems_io_register_driver. It does mount or format the flash disk.

Questions:
1. Is the rtems_fsmount() required to be done? I guess yes.
2. When we run the RFS for the first time on flash device, i guess we will also have to format the same using the rtems_rfs_format() function call. Am i right? If yes, how do i prevent the format at every start up? Since format would erase all the data and we need the data in the flash device persistent.

Thanks in advance for any answers.
Regards,
Ali



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