19c6e66c13
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16682 a1c6a512-1295-4272-9138-f99709370657
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2006 Jonathan Gordon
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdbool.h>
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#include "system.h"
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#include "ata.h"
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#include "ata_idle_notify.h"
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#include "kernel.h"
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#include "string.h"
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void register_ata_idle_func(ata_idle_notify function)
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{
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#if USING_ATA_CALLBACK
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add_event(DISK_EVENT_SPINUP, function);
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#else
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function(); /* just call the function now */
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/* this _may_ cause problems later if the calling function
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sets a variable expecting the callback to unset it, because
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the callback will be run before this function exits, so before the var is set */
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#endif
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}
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#if USING_ATA_CALLBACK
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void unregister_ata_idle_func(ata_idle_notify func, bool run)
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{
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remove_event(DISK_EVENT_SPINUP, func);
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if (run)
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func();
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}
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bool call_ata_idle_notifys(bool force)
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{
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static int lock_until = 0;
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if (!force)
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{
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if (TIME_BEFORE(current_tick,lock_until) )
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return false;
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}
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lock_until = current_tick + 30*HZ;
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send_event(DISK_EVENT_SPINUP, true, NULL);
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return true;
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}
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#endif
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