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author | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-09-19 23:21:15 +1000 |
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committer | Paul Mackerras <paulus@samba.org> | 2005-09-21 19:21:08 +1000 |
commit | 654810ec899ea5f2fc2138fca1793b603d481ff4 (patch) | |
tree | 7b5e4d411d275a22606b81e0725ebc06acb7bff6 /include/asm-powerpc/oprofile_impl.h | |
parent | a3e48c10cca3287a845435dd8ca58ecbde72d847 (diff) | |
download | kernel_samsung_smdk4412-654810ec899ea5f2fc2138fca1793b603d481ff4.zip kernel_samsung_smdk4412-654810ec899ea5f2fc2138fca1793b603d481ff4.tar.gz kernel_samsung_smdk4412-654810ec899ea5f2fc2138fca1793b603d481ff4.tar.bz2 |
[PATCH] powerpc: merge oprofile headers
Merge include/asm-ppc64/oprofile_ipml.h and arch/ppc/oprofile/op_impl.h
into include/asm-powerpc/oprofile_ipml.h
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/oprofile_impl.h')
-rw-r--r-- | include/asm-powerpc/oprofile_impl.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/include/asm-powerpc/oprofile_impl.h b/include/asm-powerpc/oprofile_impl.h new file mode 100644 index 0000000..8013cd2 --- /dev/null +++ b/include/asm-powerpc/oprofile_impl.h @@ -0,0 +1,123 @@ +/* + * Copyright (C) 2004 Anton Blanchard <anton@au.ibm.com>, IBM + * + * Based on alpha version. + * + * 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. + */ + +#ifndef _ASM_POWERPC_OPROFILE_IMPL_H +#define _ASM_POWERPC_OPROFILE_IMPL_H + +#define OP_MAX_COUNTER 8 + +/* Per-counter configuration as set via oprofilefs. */ +struct op_counter_config { +#ifdef __powerpc64__ + unsigned long valid; +#endif + unsigned long enabled; + unsigned long event; + unsigned long count; + unsigned long kernel; +#ifdef __powerpc64__ + /* We dont support per counter user/kernel selection */ +#endif + unsigned long user; + unsigned long unit_mask; +}; + +/* System-wide configuration as set via oprofilefs. */ +struct op_system_config { +#ifdef __powerpc64__ + unsigned long mmcr0; + unsigned long mmcr1; + unsigned long mmcra; +#endif + unsigned long enable_kernel; + unsigned long enable_user; +#ifdef __powerpc64__ + unsigned long backtrace_spinlocks; +#endif +}; + +/* Per-arch configuration */ +struct op_powerpc_model { + void (*reg_setup) (struct op_counter_config *, + struct op_system_config *, + int num_counters); +#ifdef __powerpc64__ + void (*cpu_setup) (void *); +#endif + void (*start) (struct op_counter_config *); + void (*stop) (void); + void (*handle_interrupt) (struct pt_regs *, + struct op_counter_config *); + int num_counters; +}; + +#ifdef __powerpc64__ +extern struct op_powerpc_model op_model_rs64; +extern struct op_powerpc_model op_model_power4; + +static inline unsigned int ctr_read(unsigned int i) +{ + switch(i) { + case 0: + return mfspr(SPRN_PMC1); + case 1: + return mfspr(SPRN_PMC2); + case 2: + return mfspr(SPRN_PMC3); + case 3: + return mfspr(SPRN_PMC4); + case 4: + return mfspr(SPRN_PMC5); + case 5: + return mfspr(SPRN_PMC6); + case 6: + return mfspr(SPRN_PMC7); + case 7: + return mfspr(SPRN_PMC8); + default: + return 0; + } +} + +static inline void ctr_write(unsigned int i, unsigned int val) +{ + switch(i) { + case 0: + mtspr(SPRN_PMC1, val); + break; + case 1: + mtspr(SPRN_PMC2, val); + break; + case 2: + mtspr(SPRN_PMC3, val); + break; + case 3: + mtspr(SPRN_PMC4, val); + break; + case 4: + mtspr(SPRN_PMC5, val); + break; + case 5: + mtspr(SPRN_PMC6, val); + break; + case 6: + mtspr(SPRN_PMC7, val); + break; + case 7: + mtspr(SPRN_PMC8, val); + break; + default: + break; + } +} +#endif /* __powerpc64__ */ + +#endif /* _ASM_POWERPC_OPROFILE_IMPL_H */ |