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* Copyright (c) 2006 Ondrej Palkovsky
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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/** @addtogroup genericipc
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#ifndef KERN_IPC_IRQ_H_
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#define KERN_IPC_IRQ_H_
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/** Maximum length of IPC IRQ program */
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#define IRQ_MAX_PROG_SIZE 20
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#include <arch/types.h>
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extern int ipc_irq_register(answerbox_t *, inr_t, devno_t, unative_t,
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extern irq_ownership_t ipc_irq_top_half_claim(irq_t *);
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extern void ipc_irq_top_half_handler(irq_t *);
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extern int ipc_irq_unregister(answerbox_t *, inr_t, devno_t);
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extern void ipc_irq_cleanup(answerbox_t *);
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* User friendly wrappers for ipc_irq_send_msg(). They are in the form
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* ipc_irq_send_msg_m(), where m is the number of payload arguments.
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#define ipc_irq_send_msg_0(irq) \
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ipc_irq_send_msg((irq), 0, 0, 0, 0, 0)
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#define ipc_irq_send_msg_1(irq, a1) \
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ipc_irq_send_msg((irq), (a1), 0, 0, 0, 0)
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#define ipc_irq_send_msg_2(irq, a1, a2) \
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ipc_irq_send_msg((irq), (a1), (a2), 0, 0, 0)
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#define ipc_irq_send_msg_3(irq, a1, a2, a3) \
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ipc_irq_send_msg((irq), (a1), (a2), (a3), 0, 0)
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#define ipc_irq_send_msg_4(irq, a1, a2, a3, a4) \
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ipc_irq_send_msg((irq), (a1), (a2), (a3), (a4), 0)
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#define ipc_irq_send_msg_5(irq, a1, a2, a3, a4, a5) \
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ipc_irq_send_msg((irq), (a1), (a2), (a3), (a4), (a5))
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extern void ipc_irq_send_msg(irq_t *, unative_t, unative_t, unative_t, unative_t,