1 /*- 2 * Copyright (c) 2009 Rui Paulo <rpaulo@FreeBSD.org> 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 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 18 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 20 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 22 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 23 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 24 * POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _MACHINE_PMC_MDEP_H_ 30 #define _MACHINE_PMC_MDEP_H_ 31 32 #define PMC_MDEP_CLASS_INDEX_ARMV8 1 33 /* 34 * On the ARMv8 platform we support the following PMCs. 35 * 36 * ARMV8 ARM Cortex-A53/57/72 processors 37 */ 38 #include <dev/hwpmc/hwpmc_arm64.h> 39 40 union pmc_md_op_pmcallocate { 41 uint32_t pm_md_flags; 42 #define PM_MD_RAW_EVENT 0x1 43 uint32_t __pad32; 44 uint64_t __pad[3]; 45 }; 46 47 /* Logging */ 48 #define PMCLOG_READADDR PMCLOG_READ64 49 #define PMCLOG_EMITADDR PMCLOG_EMIT64 50 51 #ifdef _KERNEL 52 union pmc_md_pmc { 53 struct pmc_md_arm64_pmc pm_arm64; 54 }; 55 56 #define PMC_IN_KERNEL_STACK(S,START,END) \ 57 ((S) >= (START) && (S) < (END)) 58 #define PMC_IN_KERNEL(va) INKERNEL((va)) 59 #define PMC_IN_USERSPACE(va) ((va) <= VM_MAXUSER_ADDRESS) 60 #define PMC_TRAPFRAME_TO_PC(TF) ((TF)->tf_elr) 61 #define PMC_TRAPFRAME_TO_FP(TF) ((TF)->tf_x[29]) 62 63 /* 64 * Prototypes 65 */ 66 struct pmc_mdep *pmc_arm64_initialize(void); 67 void pmc_arm64_finalize(struct pmc_mdep *_md); 68 #endif /* _KERNEL */ 69 70 #endif /* !_MACHINE_PMC_MDEP_H_ */ 71