65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*
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* Copyright (c) 2011 Aeroflex Gaisler
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*
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* BSD license:
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <asm-leon/leonstack.h>
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#include <asm-leon/irq.h>
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#define NULL 0
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TAILQ_HEAD (pending_queue, pendingaction) pending =
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TAILQ_HEAD_INITIALIZER (pending);
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void add_pending (struct pendingaction *a)
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{
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unsigned long old = leonbare_disable_traps ();
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TAILQ_INSERT_TAIL (&pending, a, next);
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leonbare_enable_traps (old);
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}
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struct pendingaction *
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get_pending ()
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{
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struct pendingaction *a = 0;
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unsigned long old = leonbare_disable_traps ();
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if (a = TAILQ_FIRST (&pending))
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{
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TAILQ_REMOVE (&pending, a, next);
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}
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leonbare_enable_traps (old);
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return a;
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}
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void
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process_pending ()
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{
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struct pendingaction *a;
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while (a = get_pending ())
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{
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if (a->handler)
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{
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a->handler (a->arg);
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}
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}
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}
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