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Diffstat (limited to 'usr.sbin/bhyve/legacy_irq.h')
-rw-r--r-- | usr.sbin/bhyve/legacy_irq.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/usr.sbin/bhyve/legacy_irq.h b/usr.sbin/bhyve/legacy_irq.h new file mode 100644 index 0000000..3531e11 --- /dev/null +++ b/usr.sbin/bhyve/legacy_irq.h @@ -0,0 +1,41 @@ +/*- + * Copyright (c) 2013 Neel Natu <neel@freebsd.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _LEGACY_IRQ_H_ +#define _LEGACY_IRQ_H_ + +/* + * Allocate a legacy irq. The argument 'irq' can be set to -1 to allocate any + * available irq. + * + * Returns -1 on failure or the allocated irq number on success. + */ +int legacy_irq_alloc(int irq); +void legacy_irq_init(void); + +#endif |