1 /*- 2 * Copyright (c) 2008 Marcel Moolenaar 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _MACHINE_SMP_H_ 30 #define _MACHINE_SMP_H_ 31 32 #ifdef _KERNEL 33 34 #define IPI_AST 0 35 #define IPI_PREEMPT 1 36 #define IPI_RENDEZVOUS 2 37 #define IPI_STOP 3 38 39 #define IPI_PPC_TEST 4 40 41 #ifndef LOCORE 42 43 void ipi_all(int ipi); 44 void ipi_all_but_self(int ipi); 45 void ipi_selected(cpumask_t cpus, int ipi); 46 void ipi_self(int ipi); 47 48 struct cpuref { 49 uintptr_t cr_hwref; 50 u_int cr_cpuid; 51 }; 52 53 int powerpc_smp_first_cpu(struct cpuref *); 54 int powerpc_smp_get_bsp(struct cpuref *); 55 int powerpc_smp_next_cpu(struct cpuref *); 56 int powerpc_smp_start_cpu(struct pcpu *); 57 58 void pmap_cpu_bootstrap(volatile uint32_t *, int); 59 uint32_t cpudep_ap_bootstrap(volatile uint32_t *); 60 void machdep_ap_bootstrap(volatile uint32_t *); 61 62 #endif /* !LOCORE */ 63 #endif /* _KERNEL */ 64 #endif /* !_MACHINE_SMP_H */ 65