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Diffstat (limited to 'arch/powerpc/include/asm/pmc.h')
| -rw-r--r-- | arch/powerpc/include/asm/pmc.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/pmc.h b/arch/powerpc/include/asm/pmc.h new file mode 100644 index 000000000..5a9ede496 --- /dev/null +++ b/arch/powerpc/include/asm/pmc.h @@ -0,0 +1,49 @@ +/* + * pmc.h + * Copyright (C) 2004 David Gibson, IBM Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef _POWERPC_PMC_H +#define _POWERPC_PMC_H +#ifdef __KERNEL__ + +#include <asm/ptrace.h> + +typedef void (*perf_irq_t)(struct pt_regs *); +extern perf_irq_t perf_irq; + +int reserve_pmc_hardware(perf_irq_t new_perf_irq); +void release_pmc_hardware(void); +void ppc_enable_pmcs(void); + +#ifdef CONFIG_PPC_BOOK3S_64 +#include <asm/lppaca.h> + +static inline void ppc_set_pmu_inuse(int inuse) +{ + get_lppaca()->pmcregs_in_use = inuse; +} + +extern void power4_enable_pmcs(void); + +#else /* CONFIG_PPC64 */ + +static inline void ppc_set_pmu_inuse(int inuse) { } + +#endif + +#endif /* __KERNEL__ */ +#endif /* _POWERPC_PMC_H */ |