3 * \brief Event handling routines.
6 * (c) 2008-2010 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
7 * Alexander Warg <warg@os.inf.tu-dresden.de>
8 * economic rights: Technische Universität Dresden (Germany)
10 * This file is part of TUD:OS and distributed under the terms of the
11 * GNU General Public License 2.
12 * Please see the COPYING-GPL-2 file for details.
14 * As a special exception, you may use this file as part of a free software
15 * library without restriction. Specifically, if other files instantiate
16 * templates or use macros or inline functions from this file, or you compile
17 * this file and link it with other files to produce an executable, this
18 * file does not by itself cause the resulting executable to be covered by
19 * the GNU General Public License. This exception does not however
20 * invalidate any other reasons why the executable file might be covered by
21 * the GNU General Public License.
24 #include <l4/event/event>
33 return l4_error(_irq->down());
36 Event_loop::Event_loop(L4::Cap<L4::Semaphore> irq, int prio)
37 : Event_base(irq), _pthread(0)
40 pthread_attr_init(&a);
44 sp.sched_priority = prio;
45 pthread_attr_setschedpolicy(&a, SCHED_L4);
46 pthread_attr_setschedparam(&a, &sp);
47 pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
50 pthread_attr_setinheritsched(&a, PTHREAD_INHERIT_SCHED);
52 if (pthread_create(&_pthread, &a, event_loop, this))
54 _irq = L4::Cap<void>::Invalid;
64 Event_loop::~Event_loop()
67 pthread_cancel(_pthread);
71 Event_loop::event_loop(void *data)
73 Event_loop *e = reinterpret_cast<Event_loop *>(data);
76 l4_msgtag_t res = e->_irq->down();
77 if (l4_ipc_error(res, l4_utcb()))