NetBSD/sys/arch/sparc64/include/intr.h
2008-04-28 20:22:51 +00:00

88 lines
3.0 KiB
C

/* $NetBSD: intr.h,v 1.25 2008/04/28 20:23:37 martin Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* 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 _SPARC64_INTR_H_
#define _SPARC64_INTR_H_
#if defined(_KERNEL_OPT)
#include "opt_multiprocessor.h"
#endif
#ifndef _LOCORE
#include <machine/cpuset.h>
#endif
#include <machine/psl.h>
/* XXX - arbitrary numbers; no interpretation is defined yet */
#define IPL_NONE 0 /* nothing */
#define IPL_SOFTCLOCK 1 /* timeouts */
#define IPL_SOFTBIO 1 /* block I/O */
#define IPL_SOFTNET 1 /* protocol stack */
#define IPL_SOFTSERIAL 4 /* serial */
#define IPL_VM PIL_VM /* memory allocation */
#define IPL_SCHED PIL_SCHED /* scheduler */
#define IPL_HIGH PIL_HIGH /* everything */
#define IPL_HALT 5 /* cpu stop-self */
#define IPL_PAUSE 13 /* pause cpu */
#define IPL_FDSOFT PIL_FDSOFT /* floppy */
#ifndef _LOCORE
void fpusave_lwp(struct lwp *, bool);
#endif /* _LOCORE */
#if defined(MULTIPROCESSOR)
#ifndef _LOCORE
void sparc64_ipi_init (void);
int sparc64_ipi_halt_thiscpu (void *);
int sparc64_ipi_pause_thiscpu (void *);
void sparc64_do_pause(void);
void sparc64_ipi_drop_fpstate (void *);
void sparc64_ipi_save_fpstate (void *);
void sparc64_ipi_nop (void *);
void mp_halt_cpus (void);
void mp_pause_cpus (void);
void mp_resume_cpus (void);
int mp_cpu_is_paused (sparc64_cpuset_t);
void mp_resume_cpu(int);
#endif /* _LOCORE */
#define IPI_EVCNT_TLB_PTE 0
#define IPI_EVCNT_TLB_CTX 1
#define IPI_EVCNT_TLB_ALL 2
#define IPI_EVCNT_FPU_SYNCH 3
#define IPI_EVCNT_FPU_FLUSH 4
#define IPI_EVCNT_NUM 5
#define IPI_EVCNT_NAMES { "TLB pte IPI", "TLB ctx IPI", "TLB all IPI", \
"FPU synch IPI", "FPU flush IPI" }
#endif
#endif /* _SPARC64_INTR_H_ */