genode/base-nova/include/base/sleep.h
2011-12-22 16:19:25 +01:00

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C++

/*
* \brief Lay back and relax
* \author Norman Feske
* \date 2010-02-01
*/
/*
* Copyright (C) 2010-2011 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _INCLUDE__BASE__SLEEP_H_
#define _INCLUDE__BASE__SLEEP_H_
/* Genode includes */
#include <base/cap_sel_alloc.h>
#include <base/thread.h>
/* NOVA includes */
#include <nova/syscalls.h>
namespace Genode {
__attribute__((noreturn)) inline void sleep_forever()
{
int sleep_sm_sel = cap_selector_allocator()->alloc();
Nova::create_sm(sleep_sm_sel, Cap_selector_allocator::pd_sel(), 0);
while (1) Nova::sm_ctrl(sleep_sm_sel, Nova::SEMAPHORE_DOWN);
}
}
#endif /* _INCLUDE__BASE__SLEEP_H_ */