1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2013 Justin Hibbits 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _DEV_HWPMC_POWERPC_H_ 32 #define _DEV_HWPMC_POWERPC_H_ 1 33 34 #ifdef _KERNEL 35 36 #define POWERPC_PMC_CAPS (PMC_CAP_INTERRUPT | PMC_CAP_USER | \ 37 PMC_CAP_SYSTEM | PMC_CAP_EDGE | \ 38 PMC_CAP_THRESHOLD | PMC_CAP_READ | \ 39 PMC_CAP_WRITE | PMC_CAP_INVERT | \ 40 PMC_CAP_QUALIFIER) 41 42 #define POWERPC_PMC_KERNEL_ENABLE (0x1 << 30) 43 #define POWERPC_PMC_USER_ENABLE (0x1 << 31) 44 45 #define POWERPC_PMC_ENABLE (POWERPC_PMC_KERNEL_ENABLE | POWERPC_PMC_USER_ENABLE) 46 #define POWERPC_RELOAD_COUNT_TO_PERFCTR_VALUE(V) (0x80000000-(V)) 47 #define POWERPC_PERFCTR_VALUE_TO_RELOAD_COUNT(P) (0x80000000-(P)) 48 49 struct powerpc_cpu { 50 struct pmc_hw *pc_ppcpmcs; 51 enum pmc_class pc_class; 52 }; 53 54 extern struct powerpc_cpu **powerpc_pcpu; 55 56 extern int pmc_e500_initialize(struct pmc_mdep *pmc_mdep); 57 extern int pmc_mpc7xxx_initialize(struct pmc_mdep *pmc_mdep); 58 extern int pmc_ppc970_initialize(struct pmc_mdep *pmc_mdep); 59 60 extern int powerpc_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc); 61 extern int powerpc_get_config(int cpu, int ri, struct pmc **ppm); 62 #endif /* _KERNEL */ 63 64 #endif /* _DEV_HWPMC_POWERPC_H_ */ 65