2 * Copyright (c) 2009 Rui Paulo <rpaulo@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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.
29 #ifndef _MACHINE_PMC_MDEP_H_
30 #define _MACHINE_PMC_MDEP_H_
32 #define PMC_MDEP_CLASS_INDEX_ARMV8 1
33 #define PMC_MDEP_CLASS_INDEX_DMC620_CD2 2
34 #define PMC_MDEP_CLASS_INDEX_DMC620_C 3
35 #define PMC_MDEP_CLASS_INDEX_CMN600 4
37 * On the ARMv8 platform we support the following PMCs.
39 * ARMV8 ARM Cortex-A53/57/72 processors
41 #include <dev/hwpmc/hwpmc_arm64.h>
42 #include <dev/hwpmc/hwpmc_cmn600.h>
43 #include <dev/hwpmc/hwpmc_dmc620.h>
44 #include <dev/hwpmc/pmu_dmc620_reg.h>
45 #include <machine/cmn600_reg.h>
47 union pmc_md_op_pmcallocate {
49 uint32_t pm_md_config;
51 #define PM_MD_RAW_EVENT 0x1
53 struct pmc_md_cmn600_pmu_op_pmcallocate pm_cmn600;
54 struct pmc_md_dmc620_pmu_op_pmcallocate pm_dmc620;
59 #define PMCLOG_READADDR PMCLOG_READ64
60 #define PMCLOG_EMITADDR PMCLOG_EMIT64
64 struct pmc_md_arm64_pmc pm_arm64;
65 struct pmc_md_cmn600_pmc pm_cmn600;
66 struct pmc_md_dmc620_pmc pm_dmc620;
69 #define PMC_IN_KERNEL_STACK(va) kstack_contains(curthread, (va), sizeof(va))
70 #define PMC_IN_KERNEL(va) INKERNEL((va))
71 #define PMC_IN_USERSPACE(va) ((va) <= VM_MAXUSER_ADDRESS)
72 #define PMC_TRAPFRAME_TO_PC(TF) ((TF)->tf_elr)
73 #define PMC_TRAPFRAME_TO_FP(TF) ((TF)->tf_x[29])
78 struct pmc_mdep *pmc_arm64_initialize(void);
79 void pmc_arm64_finalize(struct pmc_mdep *_md);
81 /* Optional class for CMN-600 controler's PMU. */
82 int pmc_cmn600_initialize(struct pmc_mdep *md);
83 void pmc_cmn600_finalize(struct pmc_mdep *_md);
84 int pmc_cmn600_nclasses(void);
86 /* Optional class for DMC-620 controler's PMU. */
87 int pmc_dmc620_initialize_cd2(struct pmc_mdep *md);
88 void pmc_dmc620_finalize_cd2(struct pmc_mdep *_md);
89 int pmc_dmc620_initialize_c(struct pmc_mdep *md);
90 void pmc_dmc620_finalize_c(struct pmc_mdep *_md);
91 int pmc_dmc620_nclasses(void);
95 #endif /* !_MACHINE_PMC_MDEP_H_ */