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 27 #ifndef _MACHINE_PMC_MDEP_H_ 28 #define _MACHINE_PMC_MDEP_H_ 29 30 #define PMC_MDEP_CLASS_INDEX_ARMV8 1 31 #define PMC_MDEP_CLASS_INDEX_DMC620_CD2 2 32 #define PMC_MDEP_CLASS_INDEX_DMC620_C 3 33 #define PMC_MDEP_CLASS_INDEX_CMN600 4 34 /* 35 * On the ARMv8 platform we support the following PMCs. 36 * 37 * ARMV8 ARM Cortex-A53/57/72 processors 38 */ 39 #include <dev/hwpmc/hwpmc_arm64.h> 40 #include <dev/hwpmc/hwpmc_cmn600.h> 41 #include <dev/hwpmc/hwpmc_dmc620.h> 42 #include <dev/hwpmc/pmu_dmc620_reg.h> 43 #include <machine/cmn600_reg.h> 44 45 union pmc_md_op_pmcallocate { 46 struct { 47 uint32_t pm_md_config; 48 uint32_t pm_md_flags; 49 #define PM_MD_RAW_EVENT 0x1 50 }; 51 struct pmc_md_cmn600_pmu_op_pmcallocate pm_cmn600; 52 struct pmc_md_dmc620_pmu_op_pmcallocate pm_dmc620; 53 uint64_t __pad[4]; 54 }; 55 56 /* Logging */ 57 #define PMCLOG_READADDR PMCLOG_READ64 58 #define PMCLOG_EMITADDR PMCLOG_EMIT64 59 60 #ifdef _KERNEL 61 union pmc_md_pmc { 62 struct pmc_md_arm64_pmc pm_arm64; 63 struct pmc_md_cmn600_pmc pm_cmn600; 64 struct pmc_md_dmc620_pmc pm_dmc620; 65 }; 66 67 #define PMC_IN_KERNEL_STACK(va) kstack_contains(curthread, (va), sizeof(va)) 68 #define PMC_IN_KERNEL(va) INKERNEL((va)) 69 #define PMC_IN_USERSPACE(va) ((va) <= VM_MAXUSER_ADDRESS) 70 #define PMC_TRAPFRAME_TO_PC(TF) ((TF)->tf_elr) 71 #define PMC_TRAPFRAME_TO_FP(TF) ((TF)->tf_x[29]) 72 73 /* 74 * Prototypes 75 */ 76 struct pmc_mdep *pmc_arm64_initialize(void); 77 void pmc_arm64_finalize(struct pmc_mdep *_md); 78 79 /* Optional class for CMN-600 controler's PMU. */ 80 int pmc_cmn600_initialize(struct pmc_mdep *md); 81 void pmc_cmn600_finalize(struct pmc_mdep *_md); 82 int pmc_cmn600_nclasses(void); 83 84 /* Optional class for DMC-620 controler's PMU. */ 85 int pmc_dmc620_initialize_cd2(struct pmc_mdep *md); 86 void pmc_dmc620_finalize_cd2(struct pmc_mdep *_md); 87 int pmc_dmc620_initialize_c(struct pmc_mdep *md); 88 void pmc_dmc620_finalize_c(struct pmc_mdep *_md); 89 int pmc_dmc620_nclasses(void); 90 91 #endif /* _KERNEL */ 92 93 #endif /* !_MACHINE_PMC_MDEP_H_ */ 94