diff options
| -rw-r--r-- | arch/powerpc/kernel/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/kernel/perfmon_fsl_booke.c | 221 | ||||
| -rw-r--r-- | arch/powerpc/kernel/pmc.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/Makefile | 2 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/common.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/op_model_7450.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/op_model_fsl_booke.c | 170 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/op_model_power4.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/op_model_rs64.c | 2 | ||||
| -rw-r--r-- | include/asm-powerpc/oprofile_impl.h | 87 | ||||
| -rw-r--r-- | include/asm-powerpc/pmc.h | 13 |
11 files changed, 234 insertions, 278 deletions
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 8b133afbdc20..7af23c43fd4b 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile | |||
| @@ -38,7 +38,6 @@ obj-$(CONFIG_6xx) += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o | |||
| 38 | obj-$(CONFIG_TAU) += tau_6xx.o | 38 | obj-$(CONFIG_TAU) += tau_6xx.o |
| 39 | obj32-$(CONFIG_SOFTWARE_SUSPEND) += swsusp_32.o | 39 | obj32-$(CONFIG_SOFTWARE_SUSPEND) += swsusp_32.o |
| 40 | obj32-$(CONFIG_MODULES) += module_32.o | 40 | obj32-$(CONFIG_MODULES) += module_32.o |
| 41 | obj-$(CONFIG_E500) += perfmon_fsl_booke.o | ||
| 42 | 41 | ||
| 43 | ifeq ($(CONFIG_PPC_MERGE),y) | 42 | ifeq ($(CONFIG_PPC_MERGE),y) |
| 44 | 43 | ||
diff --git a/arch/powerpc/kernel/perfmon_fsl_booke.c b/arch/powerpc/kernel/perfmon_fsl_booke.c deleted file mode 100644 index e0dcf2b41fbe..000000000000 --- a/arch/powerpc/kernel/perfmon_fsl_booke.c +++ /dev/null | |||
| @@ -1,221 +0,0 @@ | |||
| 1 | /* arch/powerpc/kernel/perfmon_fsl_booke.c | ||
| 2 | * Freescale Book-E Performance Monitor code | ||
| 3 | * | ||
| 4 | * Author: Andy Fleming | ||
| 5 | * Copyright (c) 2004 Freescale Semiconductor, Inc | ||
| 6 | * | ||
| 7 | * This program is free software; you can redistribute it and/or | ||
| 8 | * modify it under the terms of the GNU General Public License | ||
| 9 | * as published by the Free Software Foundation; either version | ||
| 10 | * 2 of the License, or (at your option) any later version. | ||
| 11 | */ | ||
| 12 | |||
| 13 | #include <linux/errno.h> | ||
| 14 | #include <linux/sched.h> | ||
| 15 | #include <linux/kernel.h> | ||
| 16 | #include <linux/mm.h> | ||
| 17 | #include <linux/stddef.h> | ||
| 18 | #include <linux/unistd.h> | ||
| 19 | #include <linux/ptrace.h> | ||
| 20 | #include <linux/slab.h> | ||
| 21 | #include <linux/user.h> | ||
| 22 | #include <linux/a.out.h> | ||
| 23 | #include <linux/interrupt.h> | ||
| 24 | #include <linux/init.h> | ||
| 25 | #include <linux/module.h> | ||
| 26 | #include <linux/prctl.h> | ||
| 27 | |||
| 28 | #include <asm/pgtable.h> | ||
| 29 | #include <asm/uaccess.h> | ||
| 30 | #include <asm/system.h> | ||
| 31 | #include <asm/io.h> | ||
| 32 | #include <asm/reg.h> | ||
| 33 | #include <asm/xmon.h> | ||
| 34 | #include <asm/pmc.h> | ||
| 35 | |||
| 36 | static inline u32 get_pmlca(int ctr); | ||
| 37 | static inline void set_pmlca(int ctr, u32 pmlca); | ||
| 38 | |||
| 39 | static inline u32 get_pmlca(int ctr) | ||
| 40 | { | ||
| 41 | u32 pmlca; | ||
| 42 | |||
| 43 | switch (ctr) { | ||
| 44 | case 0: | ||
| 45 | pmlca = mfpmr(PMRN_PMLCA0); | ||
| 46 | break; | ||
| 47 | case 1: | ||
| 48 | pmlca = mfpmr(PMRN_PMLCA1); | ||
| 49 | break; | ||
| 50 | case 2: | ||
| 51 | pmlca = mfpmr(PMRN_PMLCA2); | ||
| 52 | break; | ||
| 53 | case 3: | ||
| 54 | pmlca = mfpmr(PMRN_PMLCA3); | ||
| 55 | break; | ||
| 56 | default: | ||
| 57 | panic("Bad ctr number\n"); | ||
| 58 | } | ||
| 59 | |||
| 60 | return pmlca; | ||
| 61 | } | ||
| 62 | |||
| 63 | static inline void set_pmlca(int ctr, u32 pmlca) | ||
| 64 | { | ||
| 65 | switch (ctr) { | ||
| 66 | case 0: | ||
| 67 | mtpmr(PMRN_PMLCA0, pmlca); | ||
| 68 | break; | ||
| 69 | case 1: | ||
| 70 | mtpmr(PMRN_PMLCA1, pmlca); | ||
| 71 | break; | ||
| 72 | case 2: | ||
| 73 | mtpmr(PMRN_PMLCA2, pmlca); | ||
| 74 | break; | ||
| 75 | case 3: | ||
| 76 | mtpmr(PMRN_PMLCA3, pmlca); | ||
| 77 | break; | ||
| 78 | default: | ||
| 79 | panic("Bad ctr number\n"); | ||
| 80 | } | ||
| 81 | } | ||
| 82 | |||
| 83 | void init_pmc_stop(int ctr) | ||
| 84 | { | ||
| 85 | u32 pmlca = (PMLCA_FC | PMLCA_FCS | PMLCA_FCU | | ||
| 86 | PMLCA_FCM1 | PMLCA_FCM0); | ||
| 87 | u32 pmlcb = 0; | ||
| 88 | |||
| 89 | switch (ctr) { | ||
| 90 | case 0: | ||
| 91 | mtpmr(PMRN_PMLCA0, pmlca); | ||
| 92 | mtpmr(PMRN_PMLCB0, pmlcb); | ||
| 93 | break; | ||
| 94 | case 1: | ||
| 95 | mtpmr(PMRN_PMLCA1, pmlca); | ||
| 96 | mtpmr(PMRN_PMLCB1, pmlcb); | ||
| 97 | break; | ||
| 98 | case 2: | ||
| 99 | mtpmr(PMRN_PMLCA2, pmlca); | ||
| 100 | mtpmr(PMRN_PMLCB2, pmlcb); | ||
| 101 | break; | ||
| 102 | case 3: | ||
| 103 | mtpmr(PMRN_PMLCA3, pmlca); | ||
| 104 | mtpmr(PMRN_PMLCB3, pmlcb); | ||
| 105 | break; | ||
| 106 | default: | ||
| 107 | panic("Bad ctr number!\n"); | ||
| 108 | } | ||
| 109 | } | ||
| 110 | |||
| 111 | void set_pmc_event(int ctr, int event) | ||
| 112 | { | ||
| 113 | u32 pmlca; | ||
| 114 | |||
| 115 | pmlca = get_pmlca(ctr); | ||
| 116 | |||
| 117 | pmlca = (pmlca & ~PMLCA_EVENT_MASK) | | ||
| 118 | ((event << PMLCA_EVENT_SHIFT) & | ||
| 119 | PMLCA_EVENT_MASK); | ||
| 120 | |||
| 121 | set_pmlca(ctr, pmlca); | ||
| 122 | } | ||
| 123 | |||
| 124 | void set_pmc_user_kernel(int ctr, int user, int kernel) | ||
| 125 | { | ||
| 126 | u32 pmlca; | ||
| 127 | |||
| 128 | pmlca = get_pmlca(ctr); | ||
| 129 | |||
| 130 | if(user) | ||
| 131 | pmlca &= ~PMLCA_FCU; | ||
| 132 | else | ||
| 133 | pmlca |= PMLCA_FCU; | ||
| 134 | |||
| 135 | if(kernel) | ||
| 136 | pmlca &= ~PMLCA_FCS; | ||
| 137 | else | ||
| 138 | pmlca |= PMLCA_FCS; | ||
| 139 | |||
| 140 | set_pmlca(ctr, pmlca); | ||
| 141 | } | ||
| 142 | |||
| 143 | void set_pmc_marked(int ctr, int mark0, int mark1) | ||
| 144 | { | ||
| 145 | u32 pmlca = get_pmlca(ctr); | ||
| 146 | |||
| 147 | if(mark0) | ||
| 148 | pmlca &= ~PMLCA_FCM0; | ||
| 149 | else | ||
| 150 | pmlca |= PMLCA_FCM0; | ||
| 151 | |||
| 152 | if(mark1) | ||
| 153 | pmlca &= ~PMLCA_FCM1; | ||
| 154 | else | ||
| 155 | pmlca |= PMLCA_FCM1; | ||
| 156 | |||
| 157 | set_pmlca(ctr, pmlca); | ||
| 158 | } | ||
| 159 | |||
| 160 | void pmc_start_ctr(int ctr, int enable) | ||
| 161 | { | ||
| 162 | u32 pmlca = get_pmlca(ctr); | ||
| 163 | |||
| 164 | pmlca &= ~PMLCA_FC; | ||
| 165 | |||
| 166 | if (enable) | ||
| 167 | pmlca |= PMLCA_CE; | ||
| 168 | else | ||
| 169 | pmlca &= ~PMLCA_CE; | ||
| 170 | |||
| 171 | set_pmlca(ctr, pmlca); | ||
| 172 | } | ||
| 173 | |||
| 174 | void pmc_start_ctrs(int enable) | ||
| 175 | { | ||
| 176 | u32 pmgc0 = mfpmr(PMRN_PMGC0); | ||
| 177 | |||
| 178 | pmgc0 &= ~PMGC0_FAC; | ||
| 179 | pmgc0 |= PMGC0_FCECE; | ||
| 180 | |||
| 181 | if (enable) | ||
| 182 | pmgc0 |= PMGC0_PMIE; | ||
| 183 | else | ||
| 184 | pmgc0 &= ~PMGC0_PMIE; | ||
| 185 | |||
| 186 | mtpmr(PMRN_PMGC0, pmgc0); | ||
| 187 | } | ||
| 188 | |||
| 189 | void pmc_stop_ctrs(void) | ||
| 190 | { | ||
| 191 | u32 pmgc0 = mfpmr(PMRN_PMGC0); | ||
| 192 | |||
| 193 | pmgc0 |= PMGC0_FAC; | ||
| 194 | |||
| 195 | pmgc0 &= ~(PMGC0_PMIE | PMGC0_FCECE); | ||
| 196 | |||
| 197 | mtpmr(PMRN_PMGC0, pmgc0); | ||
| 198 | } | ||
| 199 | |||
| 200 | void dump_pmcs(void) | ||
| 201 | { | ||
| 202 | printk("pmgc0: %x\n", mfpmr(PMRN_PMGC0)); | ||
| 203 | printk("pmc\t\tpmlca\t\tpmlcb\n"); | ||
| 204 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC0), | ||
| 205 | mfpmr(PMRN_PMLCA0), mfpmr(PMRN_PMLCB0)); | ||
| 206 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC1), | ||
| 207 | mfpmr(PMRN_PMLCA1), mfpmr(PMRN_PMLCB1)); | ||
| 208 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC2), | ||
| 209 | mfpmr(PMRN_PMLCA2), mfpmr(PMRN_PMLCB2)); | ||
| 210 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC3), | ||
| 211 | mfpmr(PMRN_PMLCA3), mfpmr(PMRN_PMLCB3)); | ||
| 212 | } | ||
| 213 | |||
| 214 | EXPORT_SYMBOL(init_pmc_stop); | ||
| 215 | EXPORT_SYMBOL(set_pmc_event); | ||
| 216 | EXPORT_SYMBOL(set_pmc_user_kernel); | ||
| 217 | EXPORT_SYMBOL(set_pmc_marked); | ||
| 218 | EXPORT_SYMBOL(pmc_start_ctr); | ||
| 219 | EXPORT_SYMBOL(pmc_start_ctrs); | ||
| 220 | EXPORT_SYMBOL(pmc_stop_ctrs); | ||
| 221 | EXPORT_SYMBOL(dump_pmcs); | ||
diff --git a/arch/powerpc/kernel/pmc.c b/arch/powerpc/kernel/pmc.c index a0a2efadeabf..3d8f6f44641e 100644 --- a/arch/powerpc/kernel/pmc.c +++ b/arch/powerpc/kernel/pmc.c | |||
| @@ -71,7 +71,7 @@ int reserve_pmc_hardware(perf_irq_t new_perf_irq) | |||
| 71 | } | 71 | } |
| 72 | 72 | ||
| 73 | pmc_owner_caller = __builtin_return_address(0); | 73 | pmc_owner_caller = __builtin_return_address(0); |
| 74 | perf_irq = new_perf_irq ? : dummy_perf; | 74 | perf_irq = new_perf_irq ? new_perf_irq : dummy_perf; |
| 75 | 75 | ||
| 76 | out: | 76 | out: |
| 77 | spin_unlock(&pmc_owner_lock); | 77 | spin_unlock(&pmc_owner_lock); |
diff --git a/arch/powerpc/oprofile/Makefile b/arch/powerpc/oprofile/Makefile index 3145d610b5b0..0b5df9c96ae0 100644 --- a/arch/powerpc/oprofile/Makefile +++ b/arch/powerpc/oprofile/Makefile | |||
| @@ -13,4 +13,4 @@ DRIVER_OBJS := $(addprefix ../../../drivers/oprofile/, \ | |||
| 13 | oprofile-y := $(DRIVER_OBJS) common.o backtrace.o | 13 | oprofile-y := $(DRIVER_OBJS) common.o backtrace.o |
| 14 | oprofile-$(CONFIG_PPC64) += op_model_rs64.o op_model_power4.o | 14 | oprofile-$(CONFIG_PPC64) += op_model_rs64.o op_model_power4.o |
| 15 | oprofile-$(CONFIG_FSL_BOOKE) += op_model_fsl_booke.o | 15 | oprofile-$(CONFIG_FSL_BOOKE) += op_model_fsl_booke.o |
| 16 | oprofile-$(CONFIG_PPC32) += op_model_7450.o | 16 | oprofile-$(CONFIG_6xx) += op_model_7450.o |
diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c index fd0bbbe7a4de..63bbef3b63f1 100644 --- a/arch/powerpc/oprofile/common.c +++ b/arch/powerpc/oprofile/common.c | |||
| @@ -34,6 +34,11 @@ static void op_handle_interrupt(struct pt_regs *regs) | |||
| 34 | model->handle_interrupt(regs, ctr); | 34 | model->handle_interrupt(regs, ctr); |
| 35 | } | 35 | } |
| 36 | 36 | ||
| 37 | static void op_powerpc_cpu_setup(void *dummy) | ||
| 38 | { | ||
| 39 | model->cpu_setup(ctr); | ||
| 40 | } | ||
| 41 | |||
| 37 | static int op_powerpc_setup(void) | 42 | static int op_powerpc_setup(void) |
| 38 | { | 43 | { |
| 39 | int err; | 44 | int err; |
| @@ -47,7 +52,7 @@ static int op_powerpc_setup(void) | |||
| 47 | model->reg_setup(ctr, &sys, model->num_counters); | 52 | model->reg_setup(ctr, &sys, model->num_counters); |
| 48 | 53 | ||
| 49 | /* Configure the registers on all cpus. */ | 54 | /* Configure the registers on all cpus. */ |
| 50 | on_each_cpu(model->cpu_setup, NULL, 0, 1); | 55 | on_each_cpu(op_powerpc_cpu_setup, NULL, 0, 1); |
| 51 | 56 | ||
| 52 | return 0; | 57 | return 0; |
| 53 | } | 58 | } |
| @@ -142,7 +147,8 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) | |||
| 142 | case PPC_OPROFILE_POWER4: | 147 | case PPC_OPROFILE_POWER4: |
| 143 | model = &op_model_power4; | 148 | model = &op_model_power4; |
| 144 | break; | 149 | break; |
| 145 | #else | 150 | #endif |
| 151 | #ifdef CONFIG_6xx | ||
| 146 | case PPC_OPROFILE_G4: | 152 | case PPC_OPROFILE_G4: |
| 147 | model = &op_model_7450; | 153 | model = &op_model_7450; |
| 148 | break; | 154 | break; |
diff --git a/arch/powerpc/oprofile/op_model_7450.c b/arch/powerpc/oprofile/op_model_7450.c index d8ee3aea83f8..f481c0ed5e67 100644 --- a/arch/powerpc/oprofile/op_model_7450.c +++ b/arch/powerpc/oprofile/op_model_7450.c | |||
| @@ -81,7 +81,7 @@ static void pmc_stop_ctrs(void) | |||
| 81 | 81 | ||
| 82 | /* Configures the counters on this CPU based on the global | 82 | /* Configures the counters on this CPU based on the global |
| 83 | * settings */ | 83 | * settings */ |
| 84 | static void fsl7450_cpu_setup(void *unused) | 84 | static void fsl7450_cpu_setup(struct op_counter_config *ctr) |
| 85 | { | 85 | { |
| 86 | /* freeze all counters */ | 86 | /* freeze all counters */ |
| 87 | pmc_stop_ctrs(); | 87 | pmc_stop_ctrs(); |
diff --git a/arch/powerpc/oprofile/op_model_fsl_booke.c b/arch/powerpc/oprofile/op_model_fsl_booke.c index e29dede31423..0b3c31f5209e 100644 --- a/arch/powerpc/oprofile/op_model_fsl_booke.c +++ b/arch/powerpc/oprofile/op_model_fsl_booke.c | |||
| @@ -32,42 +32,152 @@ static unsigned long reset_value[OP_MAX_COUNTER]; | |||
| 32 | static int num_counters; | 32 | static int num_counters; |
| 33 | static int oprofile_running; | 33 | static int oprofile_running; |
| 34 | 34 | ||
| 35 | static inline unsigned int ctr_read(unsigned int i) | 35 | static void init_pmc_stop(int ctr) |
| 36 | { | 36 | { |
| 37 | switch(i) { | 37 | u32 pmlca = (PMLCA_FC | PMLCA_FCS | PMLCA_FCU | |
| 38 | case 0: | 38 | PMLCA_FCM1 | PMLCA_FCM0); |
| 39 | return mfpmr(PMRN_PMC0); | 39 | u32 pmlcb = 0; |
| 40 | case 1: | ||
| 41 | return mfpmr(PMRN_PMC1); | ||
| 42 | case 2: | ||
| 43 | return mfpmr(PMRN_PMC2); | ||
| 44 | case 3: | ||
| 45 | return mfpmr(PMRN_PMC3); | ||
| 46 | default: | ||
| 47 | return 0; | ||
| 48 | } | ||
| 49 | } | ||
| 50 | 40 | ||
| 51 | static inline void ctr_write(unsigned int i, unsigned int val) | 41 | switch (ctr) { |
| 52 | { | ||
| 53 | switch(i) { | ||
| 54 | case 0: | 42 | case 0: |
| 55 | mtpmr(PMRN_PMC0, val); | 43 | mtpmr(PMRN_PMLCA0, pmlca); |
| 44 | mtpmr(PMRN_PMLCB0, pmlcb); | ||
| 56 | break; | 45 | break; |
| 57 | case 1: | 46 | case 1: |
| 58 | mtpmr(PMRN_PMC1, val); | 47 | mtpmr(PMRN_PMLCA1, pmlca); |
| 48 | mtpmr(PMRN_PMLCB1, pmlcb); | ||
| 59 | break; | 49 | break; |
| 60 | case 2: | 50 | case 2: |
| 61 | mtpmr(PMRN_PMC2, val); | 51 | mtpmr(PMRN_PMLCA2, pmlca); |
| 52 | mtpmr(PMRN_PMLCB2, pmlcb); | ||
| 62 | break; | 53 | break; |
| 63 | case 3: | 54 | case 3: |
| 64 | mtpmr(PMRN_PMC3, val); | 55 | mtpmr(PMRN_PMLCA3, pmlca); |
| 56 | mtpmr(PMRN_PMLCB3, pmlcb); | ||
| 65 | break; | 57 | break; |
| 66 | default: | 58 | default: |
| 67 | break; | 59 | panic("Bad ctr number!\n"); |
| 68 | } | 60 | } |
| 69 | } | 61 | } |
| 70 | 62 | ||
| 63 | static void set_pmc_event(int ctr, int event) | ||
| 64 | { | ||
| 65 | u32 pmlca; | ||
| 66 | |||
| 67 | pmlca = get_pmlca(ctr); | ||
| 68 | |||
| 69 | pmlca = (pmlca & ~PMLCA_EVENT_MASK) | | ||
| 70 | ((event << PMLCA_EVENT_SHIFT) & | ||
| 71 | PMLCA_EVENT_MASK); | ||
| 72 | |||
| 73 | set_pmlca(ctr, pmlca); | ||
| 74 | } | ||
| 75 | |||
| 76 | static void set_pmc_user_kernel(int ctr, int user, int kernel) | ||
| 77 | { | ||
| 78 | u32 pmlca; | ||
| 79 | |||
| 80 | pmlca = get_pmlca(ctr); | ||
| 81 | |||
| 82 | if(user) | ||
| 83 | pmlca &= ~PMLCA_FCU; | ||
| 84 | else | ||
| 85 | pmlca |= PMLCA_FCU; | ||
| 86 | |||
| 87 | if(kernel) | ||
| 88 | pmlca &= ~PMLCA_FCS; | ||
| 89 | else | ||
| 90 | pmlca |= PMLCA_FCS; | ||
| 91 | |||
| 92 | set_pmlca(ctr, pmlca); | ||
| 93 | } | ||
| 94 | |||
| 95 | static void set_pmc_marked(int ctr, int mark0, int mark1) | ||
| 96 | { | ||
| 97 | u32 pmlca = get_pmlca(ctr); | ||
| 98 | |||
| 99 | if(mark0) | ||
| 100 | pmlca &= ~PMLCA_FCM0; | ||
| 101 | else | ||
| 102 | pmlca |= PMLCA_FCM0; | ||
| 103 | |||
| 104 | if(mark1) | ||
| 105 | pmlca &= ~PMLCA_FCM1; | ||
| 106 | else | ||
| 107 | pmlca |= PMLCA_FCM1; | ||
| 108 | |||
| 109 | set_pmlca(ctr, pmlca); | ||
| 110 | } | ||
| 111 | |||
| 112 | static void pmc_start_ctr(int ctr, int enable) | ||
| 113 | { | ||
| 114 | u32 pmlca = get_pmlca(ctr); | ||
| 115 | |||
| 116 | pmlca &= ~PMLCA_FC; | ||
| 117 | |||
| 118 | if (enable) | ||
| 119 | pmlca |= PMLCA_CE; | ||
| 120 | else | ||
| 121 | pmlca &= ~PMLCA_CE; | ||
| 122 | |||
| 123 | set_pmlca(ctr, pmlca); | ||
| 124 | } | ||
| 125 | |||
| 126 | static void pmc_start_ctrs(int enable) | ||
| 127 | { | ||
| 128 | u32 pmgc0 = mfpmr(PMRN_PMGC0); | ||
| 129 | |||
| 130 | pmgc0 &= ~PMGC0_FAC; | ||
| 131 | pmgc0 |= PMGC0_FCECE; | ||
| 132 | |||
| 133 | if (enable) | ||
| 134 | pmgc0 |= PMGC0_PMIE; | ||
| 135 | else | ||
| 136 | pmgc0 &= ~PMGC0_PMIE; | ||
| 137 | |||
| 138 | mtpmr(PMRN_PMGC0, pmgc0); | ||
| 139 | } | ||
| 140 | |||
| 141 | static void pmc_stop_ctrs(void) | ||
| 142 | { | ||
| 143 | u32 pmgc0 = mfpmr(PMRN_PMGC0); | ||
| 144 | |||
| 145 | pmgc0 |= PMGC0_FAC; | ||
| 146 | |||
| 147 | pmgc0 &= ~(PMGC0_PMIE | PMGC0_FCECE); | ||
| 148 | |||
| 149 | mtpmr(PMRN_PMGC0, pmgc0); | ||
| 150 | } | ||
| 151 | |||
| 152 | static void dump_pmcs(void) | ||
| 153 | { | ||
| 154 | printk("pmgc0: %x\n", mfpmr(PMRN_PMGC0)); | ||
| 155 | printk("pmc\t\tpmlca\t\tpmlcb\n"); | ||
| 156 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC0), | ||
| 157 | mfpmr(PMRN_PMLCA0), mfpmr(PMRN_PMLCB0)); | ||
| 158 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC1), | ||
| 159 | mfpmr(PMRN_PMLCA1), mfpmr(PMRN_PMLCB1)); | ||
| 160 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC2), | ||
| 161 | mfpmr(PMRN_PMLCA2), mfpmr(PMRN_PMLCB2)); | ||
| 162 | printk("%8x\t%8x\t%8x\n", mfpmr(PMRN_PMC3), | ||
| 163 | mfpmr(PMRN_PMLCA3), mfpmr(PMRN_PMLCB3)); | ||
| 164 | } | ||
| 165 | |||
| 166 | static void fsl_booke_cpu_setup(struct op_counter_config *ctr) | ||
| 167 | { | ||
| 168 | int i; | ||
| 169 | |||
| 170 | /* freeze all counters */ | ||
| 171 | pmc_stop_ctrs(); | ||
| 172 | |||
| 173 | for (i = 0;i < num_counters;i++) { | ||
| 174 | init_pmc_stop(i); | ||
| 175 | |||
| 176 | set_pmc_event(i, ctr[i].event); | ||
| 177 | |||
| 178 | set_pmc_user_kernel(i, ctr[i].user, ctr[i].kernel); | ||
| 179 | } | ||
| 180 | } | ||
| 71 | 181 | ||
| 72 | static void fsl_booke_reg_setup(struct op_counter_config *ctr, | 182 | static void fsl_booke_reg_setup(struct op_counter_config *ctr, |
| 73 | struct op_system_config *sys, | 183 | struct op_system_config *sys, |
| @@ -77,23 +187,14 @@ static void fsl_booke_reg_setup(struct op_counter_config *ctr, | |||
| 77 | 187 | ||
| 78 | num_counters = num_ctrs; | 188 | num_counters = num_ctrs; |
| 79 | 189 | ||
| 80 | /* freeze all counters */ | ||
| 81 | pmc_stop_ctrs(); | ||
| 82 | |||
| 83 | /* Our counters count up, and "count" refers to | 190 | /* Our counters count up, and "count" refers to |
| 84 | * how much before the next interrupt, and we interrupt | 191 | * how much before the next interrupt, and we interrupt |
| 85 | * on overflow. So we calculate the starting value | 192 | * on overflow. So we calculate the starting value |
| 86 | * which will give us "count" until overflow. | 193 | * which will give us "count" until overflow. |
| 87 | * Then we set the events on the enabled counters */ | 194 | * Then we set the events on the enabled counters */ |
| 88 | for (i = 0; i < num_counters; ++i) { | 195 | for (i = 0; i < num_counters; ++i) |
| 89 | reset_value[i] = 0x80000000UL - ctr[i].count; | 196 | reset_value[i] = 0x80000000UL - ctr[i].count; |
| 90 | 197 | ||
| 91 | init_pmc_stop(i); | ||
| 92 | |||
| 93 | set_pmc_event(i, ctr[i].event); | ||
| 94 | |||
| 95 | set_pmc_user_kernel(i, ctr[i].user, ctr[i].kernel); | ||
| 96 | } | ||
| 97 | } | 198 | } |
| 98 | 199 | ||
| 99 | static void fsl_booke_start(struct op_counter_config *ctr) | 200 | static void fsl_booke_start(struct op_counter_config *ctr) |
| @@ -105,8 +206,8 @@ static void fsl_booke_start(struct op_counter_config *ctr) | |||
| 105 | for (i = 0; i < num_counters; ++i) { | 206 | for (i = 0; i < num_counters; ++i) { |
| 106 | if (ctr[i].enabled) { | 207 | if (ctr[i].enabled) { |
| 107 | ctr_write(i, reset_value[i]); | 208 | ctr_write(i, reset_value[i]); |
| 108 | /* Set Each enabled counterd to only | 209 | /* Set each enabled counter to only |
| 109 | * count when the Mark bit is not set */ | 210 | * count when the Mark bit is *not* set */ |
| 110 | set_pmc_marked(i, 1, 0); | 211 | set_pmc_marked(i, 1, 0); |
| 111 | pmc_start_ctr(i, 1); | 212 | pmc_start_ctr(i, 1); |
| 112 | } else { | 213 | } else { |
| @@ -177,6 +278,7 @@ static void fsl_booke_handle_interrupt(struct pt_regs *regs, | |||
| 177 | 278 | ||
| 178 | struct op_powerpc_model op_model_fsl_booke = { | 279 | struct op_powerpc_model op_model_fsl_booke = { |
| 179 | .reg_setup = fsl_booke_reg_setup, | 280 | .reg_setup = fsl_booke_reg_setup, |
| 281 | .cpu_setup = fsl_booke_cpu_setup, | ||
| 180 | .start = fsl_booke_start, | 282 | .start = fsl_booke_start, |
| 181 | .stop = fsl_booke_stop, | 283 | .stop = fsl_booke_stop, |
| 182 | .handle_interrupt = fsl_booke_handle_interrupt, | 284 | .handle_interrupt = fsl_booke_handle_interrupt, |
diff --git a/arch/powerpc/oprofile/op_model_power4.c b/arch/powerpc/oprofile/op_model_power4.c index 6a927effcc77..356709d515b9 100644 --- a/arch/powerpc/oprofile/op_model_power4.c +++ b/arch/powerpc/oprofile/op_model_power4.c | |||
| @@ -82,7 +82,7 @@ static inline int mmcra_must_set_sample(void) | |||
| 82 | return 0; | 82 | return 0; |
| 83 | } | 83 | } |
| 84 | 84 | ||
| 85 | static void power4_cpu_setup(void *unused) | 85 | static void power4_cpu_setup(struct op_counter_config *ctr) |
| 86 | { | 86 | { |
| 87 | unsigned int mmcr0 = mmcr0_val; | 87 | unsigned int mmcr0 = mmcr0_val; |
| 88 | unsigned long mmcra = mmcra_val; | 88 | unsigned long mmcra = mmcra_val; |
diff --git a/arch/powerpc/oprofile/op_model_rs64.c b/arch/powerpc/oprofile/op_model_rs64.c index 042f8f4867ad..19c5ee089bc9 100644 --- a/arch/powerpc/oprofile/op_model_rs64.c +++ b/arch/powerpc/oprofile/op_model_rs64.c | |||
| @@ -102,7 +102,7 @@ static void rs64_reg_setup(struct op_counter_config *ctr, | |||
| 102 | /* XXX setup user and kernel profiling */ | 102 | /* XXX setup user and kernel profiling */ |
| 103 | } | 103 | } |
| 104 | 104 | ||
| 105 | static void rs64_cpu_setup(void *unused) | 105 | static void rs64_cpu_setup(struct op_counter_config *ctr) |
| 106 | { | 106 | { |
| 107 | unsigned int mmcr0; | 107 | unsigned int mmcr0; |
| 108 | 108 | ||
diff --git a/include/asm-powerpc/oprofile_impl.h b/include/asm-powerpc/oprofile_impl.h index 5b33994cd488..07a10e590c1d 100644 --- a/include/asm-powerpc/oprofile_impl.h +++ b/include/asm-powerpc/oprofile_impl.h | |||
| @@ -42,7 +42,7 @@ struct op_powerpc_model { | |||
| 42 | void (*reg_setup) (struct op_counter_config *, | 42 | void (*reg_setup) (struct op_counter_config *, |
| 43 | struct op_system_config *, | 43 | struct op_system_config *, |
| 44 | int num_counters); | 44 | int num_counters); |
| 45 | void (*cpu_setup) (void *); | 45 | void (*cpu_setup) (struct op_counter_config *); |
| 46 | void (*start) (struct op_counter_config *); | 46 | void (*start) (struct op_counter_config *); |
| 47 | void (*stop) (void); | 47 | void (*stop) (void); |
| 48 | void (*handle_interrupt) (struct pt_regs *, | 48 | void (*handle_interrupt) (struct pt_regs *, |
| @@ -121,7 +121,90 @@ static inline void ctr_write(unsigned int i, unsigned int val) | |||
| 121 | break; | 121 | break; |
| 122 | } | 122 | } |
| 123 | } | 123 | } |
| 124 | #endif /* !CONFIG_FSL_BOOKE */ | 124 | #else /* CONFIG_FSL_BOOKE */ |
| 125 | static inline u32 get_pmlca(int ctr) | ||
| 126 | { | ||
| 127 | u32 pmlca; | ||
| 128 | |||
| 129 | switch (ctr) { | ||
| 130 | case 0: | ||
| 131 | pmlca = mfpmr(PMRN_PMLCA0); | ||
| 132 | break; | ||
| 133 | case 1: | ||
| 134 | pmlca = mfpmr(PMRN_PMLCA1); | ||
| 135 | break; | ||
| 136 | case 2: | ||
| 137 | pmlca = mfpmr(PMRN_PMLCA2); | ||
| 138 | break; | ||
| 139 | case 3: | ||
| 140 | pmlca = mfpmr(PMRN_PMLCA3); | ||
| 141 | break; | ||
| 142 | default: | ||
| 143 | panic("Bad ctr number\n"); | ||
| 144 | } | ||
| 145 | |||
| 146 | return pmlca; | ||
| 147 | } | ||
| 148 | |||
| 149 | static inline void set_pmlca(int ctr, u32 pmlca) | ||
| 150 | { | ||
| 151 | switch (ctr) { | ||
| 152 | case 0: | ||
| 153 | mtpmr(PMRN_PMLCA0, pmlca); | ||
| 154 | break; | ||
| 155 | case 1: | ||
| 156 | mtpmr(PMRN_PMLCA1, pmlca); | ||
| 157 | break; | ||
| 158 | case 2: | ||
| 159 | mtpmr(PMRN_PMLCA2, pmlca); | ||
| 160 | break; | ||
| 161 | case 3: | ||
| 162 | mtpmr(PMRN_PMLCA3, pmlca); | ||
| 163 | break; | ||
| 164 | default: | ||
| 165 | panic("Bad ctr number\n"); | ||
| 166 | } | ||
| 167 | } | ||
| 168 | |||
| 169 | static inline unsigned int ctr_read(unsigned int i) | ||
| 170 | { | ||
| 171 | switch(i) { | ||
| 172 | case 0: | ||
| 173 | return mfpmr(PMRN_PMC0); | ||
| 174 | case 1: | ||
| 175 | return mfpmr(PMRN_PMC1); | ||
| 176 | case 2: | ||
| 177 | return mfpmr(PMRN_PMC2); | ||
| 178 | case 3: | ||
| 179 | return mfpmr(PMRN_PMC3); | ||
| 180 | default: | ||
| 181 | return 0; | ||
| 182 | } | ||
| 183 | } | ||
| 184 | |||
| 185 | static inline void ctr_write(unsigned int i, unsigned int val) | ||
| 186 | { | ||
| 187 | switch(i) { | ||
| 188 | case 0: | ||
| 189 | mtpmr(PMRN_PMC0, val); | ||
| 190 | break; | ||
| 191 | case 1: | ||
| 192 | mtpmr(PMRN_PMC1, val); | ||
| 193 | break; | ||
| 194 | case 2: | ||
| 195 | mtpmr(PMRN_PMC2, val); | ||
| 196 | break; | ||
| 197 | case 3: | ||
| 198 | mtpmr(PMRN_PMC3, val); | ||
| 199 | break; | ||
| 200 | default: | ||
| 201 | break; | ||
| 202 | } | ||
| 203 | } | ||
| 204 | |||
| 205 | |||
| 206 | #endif /* CONFIG_FSL_BOOKE */ | ||
| 207 | |||
| 125 | 208 | ||
| 126 | extern void op_powerpc_backtrace(struct pt_regs * const regs, unsigned int depth); | 209 | extern void op_powerpc_backtrace(struct pt_regs * const regs, unsigned int depth); |
| 127 | 210 | ||
diff --git a/include/asm-powerpc/pmc.h b/include/asm-powerpc/pmc.h index 07d6a4279319..8588be68e0ad 100644 --- a/include/asm-powerpc/pmc.h +++ b/include/asm-powerpc/pmc.h | |||
| @@ -32,18 +32,5 @@ void release_pmc_hardware(void); | |||
| 32 | void power4_enable_pmcs(void); | 32 | void power4_enable_pmcs(void); |
| 33 | #endif | 33 | #endif |
| 34 | 34 | ||
| 35 | #ifdef CONFIG_FSL_BOOKE | ||
| 36 | void init_pmc_stop(int ctr); | ||
| 37 | void set_pmc_event(int ctr, int event); | ||
| 38 | void set_pmc_user_kernel(int ctr, int user, int kernel); | ||
| 39 | void set_pmc_marked(int ctr, int mark0, int mark1); | ||
| 40 | void pmc_start_ctr(int ctr, int enable); | ||
| 41 | void pmc_start_ctrs(int enable); | ||
| 42 | void pmc_stop_ctrs(void); | ||
| 43 | void dump_pmcs(void); | ||
| 44 | |||
| 45 | extern struct op_powerpc_model op_model_fsl_booke; | ||
| 46 | #endif | ||
| 47 | |||
| 48 | #endif /* __KERNEL__ */ | 35 | #endif /* __KERNEL__ */ |
| 49 | #endif /* _POWERPC_PMC_H */ | 36 | #endif /* _POWERPC_PMC_H */ |
