freebsd-skq/sys/ia64/include/ipl.h
dfr f610b17c8d * Add rudimentary DDB support (no kgdb, no backtrace, no single step).
* Track recent changes to SWI code.
* Allocate RIDs for pmaps (untested).
* Implement assembler version of cpu_switch - its cleaner that way.
2000-10-10 14:57:10 +00:00

54 lines
1.9 KiB
C

/*-
* Copyright (c) 1998 Doug Rabson
* 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 THE AUTHOR 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 AUTHOR 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 _MACHINE_IPL_H_
#define _MACHINE_IPL_H_
/*
* Software interrupt bit numbers
*/
#define NSWI 32
#define NHWI 0
/*
* Interprocessor interrupts for SMP.
*/
#define IPI_INVLTLB 0x0001
#define IPI_RENDEZVOUS 0x0002
#define IPI_AST 0x0004
#define IPI_CHECKSTATE 0x0008
#define IPI_STOP 0x0010
void smp_ipi_selected(u_int32_t cpus, u_int64_t ipi);
void smp_ipi_all(u_int64_t ipi);
void smp_ipi_all_but_self(u_int64_t ipi);
void smp_ipi_self(u_int64_t ipi);
void smp_handle_ipi(struct trapframe *frame);
#endif /* !_MACHINE_MD_VAR_H_ */