76 lines
1.6 KiB
C++
76 lines
1.6 KiB
C++
/*
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* \brief Backend for IRQ sessions served by core
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* \author Martin Stein
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* \date 2013-10-29
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*/
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/*
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* Copyright (C) 2013 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 _INCLUDE__IRQ_SESSION_COMPONENT_H_
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#define _INCLUDE__IRQ_SESSION_COMPONENT_H_
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/* Genode includes */
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#include <base/rpc_server.h>
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#include <util/list.h>
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#include <irq_session/capability.h>
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namespace Genode
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{
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/**
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* Backend for IRQ sessions to core
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*/
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class Irq_session_component
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:
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public Rpc_object<Irq_session, Irq_session_component>,
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public List<Irq_session_component>::Element
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{
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private:
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Range_allocator * const _irq_alloc;
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Irq_session_capability _cap;
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Irq_signal _signal;
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Genode::uint8_t _kernel_object[sizeof(Kernel::User_irq)];
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public:
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/**
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* Constructor
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*
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* \param cap_session capability session to use
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* \param irq_alloc interrupt allocator
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* \param args session construction arguments
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*/
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Irq_session_component(Cap_session * const cap_session,
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Range_allocator * const irq_alloc,
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const char * const args);
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/**
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* Destructor
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*/
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~Irq_session_component();
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/**
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* Return capability to this session
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*
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* If an initialization error occurs, returned _cap is invalid.
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*/
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Irq_session_capability cap() const { return _cap; }
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/*****************
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** Irq_session **
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*****************/
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void wait_for_irq();
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Irq_signal signal();
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};
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}
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#endif /* _INCLUDE__IRQ_SESSION_COMPONENT_H_ */
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