1 /* $NetBSD: ipivar.h,v 1.3 2008/04/28 20:23:32 martin Exp $ */ 2 /*- 3 * Copyright (c) 2007 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Tim Rightnour 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __KERNEL_RCSID(0, "$NetBSD: ipivar.h,v 1.3 2008/04/28 20:23:32 martin Exp $"); 33 34 #ifndef _IPI_VAR_H_ 35 #define _IPI_VAR_H_ 36 37 #include <machine/intr.h> 38 39 struct ipi_ops { 40 void (*ppc_send_ipi)(int, u_long); 41 /* type, level, arg */ 42 void (*ppc_establish_ipi)(int, int, void *); 43 int ppc_ipi_vector; 44 }; 45 46 /* target macros, 0+ are real cpu numbers */ 47 #define IPI_T_ALL -2 48 #define IPI_T_NOTME -1 49 50 #define PPC_IPI_NOMESG 0x0000 51 #define PPC_IPI_HALT 0x0001 52 #define PPC_IPI_FLUSH_FPU 0x0002 53 #define PPC_IPI_FLUSH_VEC 0x0004 54 55 /* OpenPIC */ 56 void setup_openpic_ipi(void); 57 58 /* IPI Handler */ 59 int ppcipi_intr(void *); 60 61 /* convenience */ 62 extern struct ipi_ops ipiops; 63 64 static inline void 65 ppc_send_ipi(int cpuid, u_long msg) 66 { 67 ipiops.ppc_send_ipi(cpuid, msg); 68 } 69 70 71 #endif /*_IPI_VAR_H_*/ 72