/*      $NetBSD: softint.h,v 1.3 2013/08/24 15:42:29 matt Exp $ */
/*-
* Copyright (c) 2010, 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Raytheon BBN Technologies Corp and Defense Advanced Research Projects
* Agency and which was developed by Matt Thomas of 3am Software Foundry.
*
* This material is based upon work supported by the Defense Advanced Research
* Projects Agency and Space and Naval Warfare Systems Center, Pacific, under
* Contract No. N66001-09-C-2073.
* Approved for Public Release, Distribution Unlimited
*
* 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 THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 THE FOUNDATION 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.
*/

#ifndef _POWERPC_SOFTINT_H_
#define _POWERPC_SOFTINT_H_

#ifdef __HAVE_FAST_SOFTINTS

#ifdef __INTR_PRIVATE
#ifdef __HAVE_PREEMPTION
#define IPL_PREEMPT_SOFTMASK    (1 << IPL_NONE)
#else
#define IPL_PREEMPT_SOFTMASK    0
#endif

#define IPL_SOFTMASK \
           ((1 << IPL_SOFTSERIAL) | (1 << IPL_SOFTNET   )      \
           |(1 << IPL_SOFTBIO   ) | (1 << IPL_SOFTCLOCK )      \
           |IPL_PREEMPT_SOFTMASK)

#define SOFTINT2IPL_MAP \
           ((IPL_SOFTSERIAL << (4*SOFTINT_SERIAL))     \
           |(IPL_SOFTNET    << (4*SOFTINT_NET   ))     \
           |(IPL_SOFTBIO    << (4*SOFTINT_BIO   ))     \
           |(IPL_SOFTCLOCK  << (4*SOFTINT_CLOCK )))
#define SOFTINT2IPL(si_level)   ((SOFTINT2IPL_MAP >> (4 * (si_level))) & 0x0f)
#define IPL2SOFTINT_MAP \
           ((SOFTINT_SERIAL << (4*IPL_SOFTSERIAL))     \
           |(SOFTINT_NET    << (4*IPL_SOFTNET   ))     \
           |(SOFTINT_BIO    << (4*IPL_SOFTBIO   ))     \
           |(SOFTINT_CLOCK  << (4*IPL_SOFTCLOCK )))
#define IPL2SOFTINT(ipl)        ((IPL2SOFTINT_MAP >> (4 * (ipl))) & 0x0f)

#endif /* __INTR_PRIVATE */

#ifdef _KERNEL
struct cpu_info;
void    powerpc_softint(struct cpu_info *, int, vaddr_t);
void    powerpc_softint_init_md(lwp_t *, u_int, uintptr_t *);
void    powerpc_softint_trigger(uintptr_t);
#endif

#endif /* __HAVE_FAST_SOFTINTS */
#endif /* !_POWERPC_SOFTINT_H_ */