powerpc/pic/ipivar.h

1.8   nonaka /* $NetBSD: ipivar.h,v 1.8 2015/01/23 07:27:05 nonaka Exp $ */
1.2  garbled /*-
1.2  garbled  * Copyright (c) 2007 The NetBSD Foundation, Inc.
1.2  garbled  * All rights reserved.
1.2  garbled  *
1.2  garbled  * This code is derived from software contributed to The NetBSD Foundation
1.2  garbled  * by Tim Rightnour
1.2  garbled  *
1.2  garbled  * Redistribution and use in source and binary forms, with or without
1.2  garbled  * modification, are permitted provided that the following conditions
1.2  garbled  * are met:
1.2  garbled  * 1. Redistributions of source code must retain the above copyright
1.2  garbled  *    notice, this list of conditions and the following disclaimer.
1.2  garbled  * 2. Redistributions in binary form must reproduce the above copyright
1.2  garbled  *    notice, this list of conditions and the following disclaimer in the
1.2  garbled  *    documentation and/or other materials provided with the distribution.
1.2  garbled  *
1.2  garbled  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
1.2  garbled  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
1.2  garbled  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
1.2  garbled  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
1.2  garbled  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
1.2  garbled  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
1.2  garbled  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
1.2  garbled  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
1.2  garbled  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
1.2  garbled  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
1.2  garbled  * POSSIBILITY OF SUCH DAMAGE.
1.2  garbled  */
1.2  garbled
1.2  garbled #include <sys/cdefs.h>
1.8   nonaka __KERNEL_RCSID(0, "$NetBSD: ipivar.h,v 1.8 2015/01/23 07:27:05 nonaka Exp $");
1.2  garbled
1.2  garbled #ifndef _IPI_VAR_H_
1.2  garbled #define _IPI_VAR_H_
1.2  garbled
1.6     matt #ifdef _KERNEL_OPT
1.6     matt #include "opt_ppcarch.h"
1.6     matt #endif
1.6     matt
1.6     matt #if defined(_KERNEL) && !defined(PPC_BOOKE)
1.2  garbled struct ipi_ops {
1.5     matt 	void (*ppc_send_ipi)(cpuid_t, uint32_t);
1.2  garbled 	/* type, level, arg */
1.2  garbled 	void (*ppc_establish_ipi)(int, int, void *);
1.2  garbled 	int ppc_ipi_vector;
1.2  garbled };
1.2  garbled
1.2  garbled /* target macros, 0+ are real cpu numbers */
1.5     matt #define IPI_DST_ALL	((cpuid_t) -2)
1.5     matt #define IPI_DST_NOTME	((cpuid_t) -1)
1.2  garbled
1.5     matt #define IPI_NOMESG		0x0000
1.5     matt #define IPI_HALT		0x0001
1.5     matt #define IPI_XCALL		0x0002
1.5     matt #define IPI_KPREEMPT		0x0004
1.7    rmind #define IPI_GENERIC		0x0008
1.8   nonaka #define IPI_SUSPEND		0x0010
1.2  garbled
1.2  garbled /* OpenPIC */
1.2  garbled void setup_openpic_ipi(void);
1.2  garbled
1.2  garbled /* IPI Handler */
1.5     matt int ipi_intr(void *);
1.2  garbled
1.2  garbled /* convenience */
1.2  garbled extern struct ipi_ops ipiops;
1.2  garbled
1.2  garbled static inline void
1.5     matt cpu_send_ipi(cpuid_t cpuid, uint32_t msg)
1.2  garbled {
1.5     matt 	(*ipiops.ppc_send_ipi)(cpuid, msg);
1.2  garbled }
1.6     matt #endif
1.2  garbled
1.2  garbled #endif /*_IPI_VAR_H_*/