assert.h

/*
 * Copyright (C) 2006 Philippe Gerum <rpm@xenomai.org>.
 *
 * Xenomai is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2 of the License,
 * or (at your option) any later version.
 *
 * Xenomai is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Xenomai; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 */
#ifndef _COBALT_KERNEL_ASSERT_H
#define _COBALT_KERNEL_ASSERT_H
 
#include <linux/kconfig.h>
 
#define XENO_INFO       KERN_INFO    "[Xenomai] "
#define XENO_WARNING    KERN_WARNING "[Xenomai] "
#define XENO_ERR        KERN_ERR     "[Xenomai] "
 
#define XENO_DEBUG(__subsys)                            \
        IS_ENABLED(CONFIG_XENO_OPT_DEBUG_##__subsys)
#define XENO_ASSERT(__subsys, __cond)                   \
        (!WARN_ON(XENO_DEBUG(__subsys) && !(__cond)))
#define XENO_BUG(__subsys)                              \
        BUG_ON(XENO_DEBUG(__subsys))
#define XENO_BUG_ON(__subsys, __cond)                   \
        BUG_ON(XENO_DEBUG(__subsys) && (__cond))
#define XENO_WARN(__subsys, __cond, __fmt...)           \
        WARN(XENO_DEBUG(__subsys) && (__cond), __fmt)
#define XENO_WARN_ON(__subsys, __cond)                  \
        WARN_ON(XENO_DEBUG(__subsys) && (__cond))
#define XENO_WARN_ON_ONCE(__subsys, __cond)             \
        WARN_ON_ONCE(XENO_DEBUG(__subsys) && (__cond))
#ifdef CONFIG_SMP
#define XENO_BUG_ON_SMP(__subsys, __cond)               \
        XENO_BUG_ON(__subsys, __cond)
#define XENO_WARN_ON_SMP(__subsys, __cond)              \
        XENO_WARN_ON(__subsys, __cond)
#define XENO_WARN_ON_ONCE_SMP(__subsys, __cond)         \
        XENO_WARN_ON_ONCE(__subsys, __cond)
#else
#define XENO_BUG_ON_SMP(__subsys, __cond)               \
        do { } while (0)
#define XENO_WARN_ON_SMP(__subsys, __cond)              \
        do { } while (0)
#define XENO_WARN_ON_ONCE_SMP(__subsys, __cond)         \
        do { } while (0)
#endif
 
#define primary_mode_only()     XENO_BUG_ON(CONTEXT, is_secondary_domain())
#define secondary_mode_only()   XENO_BUG_ON(CONTEXT, !is_secondary_domain())
#define interrupt_only()        XENO_BUG_ON(CONTEXT, !xnsched_interrupt_p())
#define realtime_cpu_only()     XENO_BUG_ON(CONTEXT, !xnsched_supported_cpu(raw_smp_processor_id()))
#define thread_only()           XENO_BUG_ON(CONTEXT, xnsched_interrupt_p())
#define irqoff_only()           XENO_BUG_ON(CONTEXT, hard_irqs_disabled() == 0)
#ifdef CONFIG_XENO_OPT_DEBUG_LOCKING
#define atomic_only()           XENO_BUG_ON(CONTEXT, (xnlock_is_owner(&nklock) && hard_irqs_disabled()) == 0)
#define preemptible_only()      XENO_BUG_ON(CONTEXT, xnlock_is_owner(&nklock) || hard_irqs_disabled())
#else
#define atomic_only()           XENO_BUG_ON(CONTEXT, hard_irqs_disabled() == 0)
#define preemptible_only()      XENO_BUG_ON(CONTEXT, hard_irqs_disabled() != 0)
#endif
 
#endif /* !_COBALT_KERNEL_ASSERT_H */