diff options
Diffstat (limited to 'sys/dev/hwpmc/hwpmc_powerpc.h')
| -rw-r--r-- | sys/dev/hwpmc/hwpmc_powerpc.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/sys/dev/hwpmc/hwpmc_powerpc.h b/sys/dev/hwpmc/hwpmc_powerpc.h new file mode 100644 index 000000000000..5e3ca927645a --- /dev/null +++ b/sys/dev/hwpmc/hwpmc_powerpc.h @@ -0,0 +1,60 @@ +/*- + * 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_CAPS (PMC_CAP_INTERRUPT | PMC_CAP_USER | \ + PMC_CAP_SYSTEM | PMC_CAP_EDGE | \ + PMC_CAP_THRESHOLD | PMC_CAP_READ | \ + PMC_CAP_WRITE | PMC_CAP_INVERT | \ + PMC_CAP_QUALIFIER) + +#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)) + +struct powerpc_cpu { + struct pmc_hw *pc_ppcpmcs; +}; + +extern struct powerpc_cpu **powerpc_pcpu; + +extern int pmc_mpc7xxx_initialize(struct pmc_mdep *pmc_mdep); +extern int pmc_ppc970_initialize(struct pmc_mdep *pmc_mdep); + +extern int powerpc_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc); +extern int powerpc_get_config(int cpu, int ri, struct pmc **ppm); +#endif /* _KERNEL */ + +#endif /* _DEV_HWPMC_POWERPC_H_ */ |