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

/*
 * \brief  Connection to I/O-port 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__IO_PORT_SESSION__CONNECTION_H_
#define _INCLUDE__IO_PORT_SESSION__CONNECTION_H_

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

namespace Genode { struct Io_port_connection; }


struct Genode::Io_port_connection : Connection<Io_port_session>,
                                    Io_port_session_client
{
	/**
	 * Issue session request
	 *
	 * \noapi
	 */
	Capability<Io_port_session> _session(Parent &parent, unsigned base, unsigned size)
	{
		return session(parent, "ram_quota=6K, cap_quota=%u, io_port_base=%u, io_port_size=%u",
		               CAP_QUOTA, base, size);
	}

	/**
	 * Constructor
	 *
	 * \param base  base address of port range
	 * \param size  size of port range
	 */
	Io_port_connection(Env &env, unsigned base, unsigned size)
	:
		Connection<Io_port_session>(env, _session(env.parent(), base, size)),
		Io_port_session_client(cap())
	{ }

	/**
	 * Constructor
	 *
	 * \noapi
	 * \deprecated  Use the constructor with 'Env &' as first
	 *              argument instead
	 */
	Io_port_connection(unsigned base, unsigned size) __attribute__((deprecated))
	:
		Connection<Io_port_session>(_session(*env_deprecated()->parent(), base, size)),
		Io_port_session_client(cap())
	{ }
};

#endif /* _INCLUDE__IO_PORT_SESSION__CONNECTION_H_ */