49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
/*
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* \brief Core-specific instance of the IRQ session interface
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* \author Christian Helmuth
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* \date 2007-09-13
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*/
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/*
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* Copyright (C) 2007-2015 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _CORE__INCLUDE__IRQ_OBJECT_H_
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#define _CORE__INCLUDE__IRQ_OBJECT_H_
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#include <base/thread.h>
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#include <irq_session/irq_session.h>
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namespace Genode { class Irq_object; }
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class Genode::Irq_object : public Thread_deprecated<4096> {
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private:
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Signal_context_capability _sig_cap;
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Lock _sync_bootup;
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unsigned _irq;
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Cap_sel _kernel_irq_sel;
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Cap_sel _kernel_notify_sel;
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void _wait_for_irq();
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void entry() override;
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public:
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Irq_object(unsigned irq);
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void sigh(Signal_context_capability cap) { _sig_cap = cap; }
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void notify() { Genode::Signal_transmitter(_sig_cap).submit(1); }
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void ack_irq();
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void start() override;
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bool associate(Irq_session::Trigger const, Irq_session::Polarity const);
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};
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#endif /* _CORE__INCLUDE__IRQ_OBJECT_H_ */
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