| /* | |
| * 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 */ |