77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
/*
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* \brief Connection to IRQ service
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* \author Norman Feske
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* \date 2008-08-22
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*/
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/*
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* Copyright (C) 2008-2013 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__CONNECTION_H_
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#define _INCLUDE__IRQ_SESSION__CONNECTION_H_
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#include <irq_session/client.h>
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#include <base/connection.h>
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namespace Genode { struct Irq_connection; }
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struct Genode::Irq_connection : Connection<Irq_session>, Irq_session_client
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{
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/**
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* Issue session request
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*
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* \noapi
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*/
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Capability<Irq_session> _session(Parent &parent,
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unsigned irq,
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Irq_session::Trigger trigger,
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Irq_session::Polarity polarity,
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Genode::addr_t device_config_phys)
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{
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return session("ram_quota=4K, irq_number=%u, irq_trigger=%u, "
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" irq_polarity=%u, device_config_phys=0x%lx",
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irq, trigger, polarity, device_config_phys);
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}
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/**
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* Constructor
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*
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* \param irq physical interrupt number
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* \param trigger interrupt trigger (e.g., level/edge)
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* \param polarity interrupt trigger polarity (e.g., low/high)
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*/
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Irq_connection(Env &env,
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unsigned irq,
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Irq_session::Trigger trigger = Irq_session::TRIGGER_UNCHANGED,
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Irq_session::Polarity polarity = Irq_session::POLARITY_UNCHANGED,
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Genode::addr_t device_config_phys = 0)
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:
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Connection<Irq_session>(env, _session(env.parent(), irq, trigger,
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polarity, device_config_phys)),
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Irq_session_client(cap())
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{ }
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/**
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* Constructor
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*
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* \noapi
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* \deprecated Use the constructor with 'Env &' as first
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* argument instead
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*/
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Irq_connection(unsigned irq,
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Irq_session::Trigger trigger = Irq_session::TRIGGER_UNCHANGED,
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Irq_session::Polarity polarity = Irq_session::POLARITY_UNCHANGED,
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Genode::addr_t device_config_phys = 0)
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:
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Connection<Irq_session>(_session(*Genode::env()->parent(), irq,
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trigger, polarity, device_config_phys)),
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Irq_session_client(cap())
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{ }
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};
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#endif /* _INCLUDE__IRQ_SESSION__CONNECTION_H_ */
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