h6. [[ADFS]] h6(. » [[ADFS SWI Calls|SWI Calls]] h6((. » ADFS_LockIDE h2. ADFS_LockIDE h5. (SWI &40251) |_<^{width:4em}. Entry | | |<^. R0 |<^. Lock Flag (as described below)| |_<^{width:4em}. Exit | | |<^. R0 |<^. Preserved | |_\2<^. Flag bits | |/2<^{width:4em}. 0 |<^. 0 = unlock IDE bus | |<^. 1 = lock IDE bus | h4. Use The purpose of this call is to lock or unlock the IDE bus. h4. Notes All non-used bits within the flag must be set to zero. An error is generated if an attempt to lock and already locked bus. When attempting to lock the bus in a background process, you must not do so within a loop. Instead, reschedule a retry for a later time. h4. See also * [[ADFS]] * [[FileCore]]