+++ /dev/null
-// $Id$
-
-/* tab:2
- *
- *
- * "Copyright (c) 2000-2004 The Regents of the University of California.
- * All rights reserved.
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose, without fee, and without written agreement is
- * hereby granted, provided that the above copyright notice, the following
- * two paragraphs and the author appear in all copies of this software.
- *
- * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
- * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
- * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
- * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
- * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
- * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
- *
- */
-
-/**
- * @author Jonathan Hui <jwhui@cs.berkeley.edu>
- */
-
-module PowerOffM {
- provides {
- interface Init;
- interface StdControl;
- }
- uses {
- interface Leds;
- interface StdControl as SubControl;
- }
-}
-
-implementation {
-
- void haltsystem() {
-
- uint16_t _lpmreg;
-
- TOSH_SET_PIN_DIRECTIONS();
-
- call SubControl.stop();
-
- call Leds.glow(0x7, 0x0);
-
- _lpmreg = LPM4_bits;
- _lpmreg |= SR_GIE;
-
- __asm__ __volatile__( "bis %0, r2" : : "m" ((uint16_t)_lpmreg) );
-
- }
-
- command error_t Init.init() {
- return SUCCESS;
- }
-
- command error_t StdControl.start() {
-
- int i;
-
- // wait a short period for things to stabilize
- for ( i = 0; i < 4; i++ )
- wait(0xffff);
-
- // if user button is pressed, power down
- if (!TOSH_READ_USERINT_PIN())
- haltsystem();
-
- return SUCCESS;
-
- }
-
- command error_t StdControl.stop() {
- return SUCCESS;
- }
-
-}