diff options
Diffstat (limited to 'cpukit/sapi/include/rtems/io.h')
-rw-r--r-- | cpukit/sapi/include/rtems/io.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/cpukit/sapi/include/rtems/io.h b/cpukit/sapi/include/rtems/io.h index f4e7d49edc..2a268fa51e 100644 --- a/cpukit/sapi/include/rtems/io.h +++ b/cpukit/sapi/include/rtems/io.h @@ -4,6 +4,9 @@ * @ingroup ClassicIO * * @brief Classic Input/Output Manager API. + * + * This file emulates the old Classic RTEMS IO manager directives + * which register and lookup names using the in-memory filesystem. */ /* @@ -115,9 +118,11 @@ rtems_status_code rtems_io_unregister_driver( /** * @brief Registers the name @a device_name in the file system for the device * with number tuple @a major and @a minor. + * + * This assumes that all registered devices are character devices. * * @retval RTEMS_SUCCESSFUL Name successfully registered. - * @retval RTEMS_TOO_MANY Name already in use or other errors. + * @retval RTEMS_TOO_MANY Name already in use or other errors. */ rtems_status_code rtems_io_register_name( const char *device_name, |