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📄 hwpmc_amd.c(30.9 KB)
📄 hwpmc_amd.h(4.86 KB)
📄 hwpmc_arm.c(4.11 KB)
📄 hwpmc_arm64.c(12.52 KB)
📄 hwpmc_arm64.h(2.01 KB)
📄 hwpmc_arm64_md.c(3.78 KB)
📄 hwpmc_armv7.c(12.68 KB)
📄 hwpmc_armv7.h(2.83 KB)
📄 hwpmc_beri.c(14.61 KB)
📄 hwpmc_beri.h(4.28 KB)
📄 hwpmc_core.c(31.85 KB)
📄 hwpmc_core.h(5.42 KB)
📄 hwpmc_e500.c(14.64 KB)
📄 hwpmc_intel.c(8.66 KB)
📄 hwpmc_logging.c(31.7 KB)
📄 hwpmc_mips.c(17.36 KB)
📄 hwpmc_mips24k.c(8.37 KB)
📄 hwpmc_mips74k.c(10.6 KB)
📄 hwpmc_mod.c(145.29 KB)
📄 hwpmc_mpc7xxx.c(18.93 KB)
📄 hwpmc_octeon.c(6.99 KB)
📄 hwpmc_power8.c(8.46 KB)
📄 hwpmc_powerpc.c(15.05 KB)
📄 hwpmc_powerpc.h(4.2 KB)
📄 hwpmc_ppc970.c(9.88 KB)
📄 hwpmc_riscv.h(2.01 KB)
📄 hwpmc_soft.c(11.85 KB)
📄 hwpmc_soft.h(1.75 KB)
📄 hwpmc_tsc.c(8.89 KB)
📄 hwpmc_tsc.h(1.65 KB)
📄 hwpmc_uncore.c(20.5 KB)
📄 hwpmc_uncore.h(3.32 KB)
📄 hwpmc_x86.c(7.85 KB)
📄 pmc_events.h(74.03 KB)

Editing: hwpmc_powerpc.h

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2013 Justin Hibbits
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */

#ifndef _DEV_HWPMC_POWERPC_H_
#define	_DEV_HWPMC_POWERPC_H_ 1

#ifdef _KERNEL

#define POWERPC_PMC_KERNEL_ENABLE	(0x1 << 30)
#define POWERPC_PMC_USER_ENABLE		(0x1 << 31)

#define POWERPC_PMC_ENABLE	(POWERPC_PMC_KERNEL_ENABLE | POWERPC_PMC_USER_ENABLE)
#define	POWERPC_RELOAD_COUNT_TO_PERFCTR_VALUE(V)	(0x80000000-(V))
#define	POWERPC_PERFCTR_VALUE_TO_RELOAD_COUNT(P)	(0x80000000-(P))

#define	POWERPC_MAX_PMC_VALUE	0x7fffffffUL

#define	POWERPC_PMC_HAS_OVERFLOWED(n) (powerpc_pmcn_read(n) & (0x1 << 31))

/*
 * PMC value is used with OVERFLOWCNT to simulate a 64-bit counter to the
 * machine independent part of hwpmc.
 */
#define	PPC_OVERFLOWCNT(pm)	(pm)->pm_md.pm_powerpc.pm_powerpc_overflowcnt
#define	PPC_OVERFLOWCNT_MAX	0x200000000UL

struct powerpc_cpu {
	struct pmc_hw   *pc_ppcpmcs;
	enum pmc_class	 pc_class;
};

struct pmc_ppc_event {
	enum pmc_event pe_event;
	uint32_t pe_flags;
#define  PMC_FLAG_PMC1	0x01
#define  PMC_FLAG_PMC2	0x02
#define  PMC_FLAG_PMC3	0x04
#define  PMC_FLAG_PMC4	0x08
#define  PMC_FLAG_PMC5	0x10
#define  PMC_FLAG_PMC6	0x20
#define  PMC_FLAG_PMC7	0x40
#define  PMC_FLAG_PMC8	0x80
	uint32_t pe_code;
};

extern struct powerpc_cpu **powerpc_pcpu;
extern struct pmc_ppc_event *ppc_event_codes;
extern size_t ppc_event_codes_size;
extern int ppc_event_first;
extern int ppc_event_last;
extern int ppc_max_pmcs;

extern void (*powerpc_set_pmc)(int cpu, int ri, int config);
extern pmc_value_t (*powerpc_pmcn_read)(unsigned int pmc);
extern void (*powerpc_pmcn_write)(unsigned int pmc, uint32_t val);
extern void (*powerpc_resume_pmc)(bool ie);

int pmc_e500_initialize(struct pmc_mdep *pmc_mdep);
int pmc_mpc7xxx_initialize(struct pmc_mdep *pmc_mdep);
int pmc_ppc970_initialize(struct pmc_mdep *pmc_mdep);
int pmc_power8_initialize(struct pmc_mdep *pmc_mdep);

int powerpc_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc);
int powerpc_get_config(int cpu, int ri, struct pmc **ppm);
int powerpc_pcpu_init(struct pmc_mdep *md, int cpu);
int powerpc_pcpu_fini(struct pmc_mdep *md, int cpu);
int powerpc_allocate_pmc(int cpu, int ri, struct pmc *pm,
    const struct pmc_op_pmcallocate *a);
int powerpc_release_pmc(int cpu, int ri, struct pmc *pmc);
int powerpc_start_pmc(int cpu, int ri);
int powerpc_stop_pmc(int cpu, int ri);
int powerpc_config_pmc(int cpu, int ri, struct pmc *pm);
pmc_value_t powerpc_pmcn_read_default(unsigned int pmc);
void powerpc_pmcn_write_default(unsigned int pmc, uint32_t val);
int powerpc_read_pmc(int cpu, int ri, pmc_value_t *v);
int powerpc_write_pmc(int cpu, int ri, pmc_value_t v);
int powerpc_pmc_intr(struct trapframe *tf);

#endif /* _KERNEL */

#endif	/* _DEV_HWPMC_POWERPC_H_ */

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Editing: hwpmc_powerpc.h

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