diff options
Diffstat (limited to 'cpukit/rtems/include/rtems/rtems/dpmem.h')
-rw-r--r-- | cpukit/rtems/include/rtems/rtems/dpmem.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/cpukit/rtems/include/rtems/rtems/dpmem.h b/cpukit/rtems/include/rtems/rtems/dpmem.h index e305b31823..5186fa1049 100644 --- a/cpukit/rtems/include/rtems/rtems/dpmem.h +++ b/cpukit/rtems/include/rtems/rtems/dpmem.h @@ -166,11 +166,20 @@ rtems_status_code rtems_port_external_to_internal( ); /** - * @brief rtems_port_internal_to_external + * @brief RTEMS Port Internal to External * * This routine implements the Port_internal_to_external directive. * It returns the external port address which maps to the provided - * internal port address for the specified port ID. + * internal port address for the specified port ID. If the given + * internal address is an invalid dual-ported address, then the + * external address is set to the given internal address. + * + * @param[in] id is the id of dual-ported memory object + * @param[in] internal is the internal address to set + * @param[in] external is the pointer to external address + * + * @return RTEMS_SUCCESSFUL and the external will be filled in + * with the external addresses */ rtems_status_code rtems_port_internal_to_external( rtems_id id, |