genode/repos/base/include/irq_session/connection.h

/*
 * \brief  Connection to IRQ service
 * \author Norman Feske
 * \date   2008-08-22
 */

/*
 * Copyright (C) 2008-2017 Genode Labs GmbH
 *
 * This file is part of the Genode OS framework, which is distributed
 * under the terms of the GNU Affero General Public License version 3.
 */

#ifndef _INCLUDE__IRQ_SESSION__CONNECTION_H_
#define _INCLUDE__IRQ_SESSION__CONNECTION_H_

#include <irq_session/client.h>
#include <base/connection.h>

namespace Genode { struct Irq_connection; }

struct Genode::Irq_connection : Connection<Irq_session>, Irq_session_client
{
	/**
	 * Constructor
	 *
	 * \param irq      physical interrupt number
	 * \param trigger  interrupt trigger (e.g., level/edge)
	 * \param polarity interrupt trigger polarity (e.g., low/high)
	 */
	Irq_connection(Env                  &env,
	               unsigned              irq,
	               Irq_session::Trigger  trigger  = Irq_session::TRIGGER_UNCHANGED,
	               Irq_session::Polarity polarity = Irq_session::POLARITY_UNCHANGED,
	               Genode::addr_t        device_config_phys = 0)
	:
		Connection<Irq_session>(env, session(env.parent(),
		                                     "ram_quota=%u, cap_quota=%u, "
		                                     "irq_number=%u, irq_trigger=%u, "
		                                     "irq_polarity=%u, device_config_phys=0x%lx",
		                                     RAM_QUOTA, CAP_QUOTA,
		                                     irq, trigger, polarity, device_config_phys)),
		Irq_session_client(cap())
	{ }

	/**
	 * Constructor for label-based configuration (used by pin driver)
	 *
	 * \param label    session label
	 */
	Irq_connection(Env        &env,
	               char const *label)
	:
		Connection<Irq_session>(env, session(env.parent(),
		                                     "ram_quota=%u, cap_quota=%u, "
		                                     "irq_number=%u, irq_trigger=%u, "
		                                     "irq_polarity=%u, device_config_phys=0x%lx, "
		                                     "label=\"%s\"",
		                                     RAM_QUOTA, CAP_QUOTA, 0,
		                                     Irq_session::TRIGGER_UNCHANGED,
		                                     Irq_session::POLARITY_UNCHANGED,
		                                     0, label)),
		Irq_session_client(cap())
	{ }
};

#endif /* _INCLUDE__IRQ_SESSION__CONNECTION_H_ */