From 714cfe7865e5182a3b25be6a95c0b17aa8e64aa9 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Mon, 23 Oct 2006 00:44:02 +0100 Subject: [PATCH] [MIPS] Oprofile: kernel support for the R10000. Signed-off-by: Ralf Baechle --- arch/mips/oprofile/Makefile | 1 + arch/mips/oprofile/common.c | 3 +++ arch/mips/oprofile/op_model_mipsxx.c | 32 +++++++++++++++++++++++----- 3 files changed, 31 insertions(+), 5 deletions(-) diff --git a/arch/mips/oprofile/Makefile b/arch/mips/oprofile/Makefile index 0a50aad5bbe4..bf3be6fcf7ff 100644 --- a/arch/mips/oprofile/Makefile +++ b/arch/mips/oprofile/Makefile @@ -12,5 +12,6 @@ oprofile-y := $(DRIVER_OBJS) common.o oprofile-$(CONFIG_CPU_MIPS32) += op_model_mipsxx.o oprofile-$(CONFIG_CPU_MIPS64) += op_model_mipsxx.o +oprofile-$(CONFIG_CPU_R10000) += op_model_mipsxx.o oprofile-$(CONFIG_CPU_SB1) += op_model_mipsxx.o oprofile-$(CONFIG_CPU_RM9000) += op_model_rm9000.o diff --git a/arch/mips/oprofile/common.c b/arch/mips/oprofile/common.c index 65eb55400d77..4e0a90b3916b 100644 --- a/arch/mips/oprofile/common.c +++ b/arch/mips/oprofile/common.c @@ -83,6 +83,9 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) case CPU_74K: case CPU_SB1: case CPU_SB1A: + case CPU_R10000: + case CPU_R12000: + case CPU_R14000: lmodel = &op_model_mipsxx_ops; break; diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c index 1fb240c57bac..455d76ad06d8 100644 --- a/arch/mips/oprofile/op_model_mipsxx.c +++ b/arch/mips/oprofile/op_model_mipsxx.c @@ -18,7 +18,7 @@ #define M_PERFCTL_SUPERVISOR (1UL << 2) #define M_PERFCTL_USER (1UL << 3) #define M_PERFCTL_INTERRUPT_ENABLE (1UL << 4) -#define M_PERFCTL_EVENT(event) ((event) << 5) +#define M_PERFCTL_EVENT(event) (((event) & 0x3f) << 5) #define M_PERFCTL_VPEID(vpe) ((vpe) << 16) #define M_PERFCTL_MT_EN(filter) ((filter) << 20) #define M_TC_EN_ALL M_PERFCTL_MT_EN(0) @@ -218,13 +218,23 @@ static inline int __n_counters(void) static inline int n_counters(void) { - int counters = __n_counters(); + int counters; + + switch (current_cpu_data.cputype) { + case CPU_R10000: + counters = 2; + + case CPU_R12000: + case CPU_R14000: + counters = 4; + + default: + counters = __n_counters(); + } #ifdef CONFIG_MIPS_MT_SMP - if (current_cpu_data.cputype == CPU_34K) - return counters >> 1; + counters >> 1; #endif - return counters; } @@ -284,6 +294,18 @@ static int __init mipsxx_init(void) op_model_mipsxx_ops.cpu_type = "mips/5K"; break; + case CPU_R10000: + if ((current_cpu_data.processor_id & 0xff) == 0x20) + op_model_mipsxx_ops.cpu_type = "mips/r10000-v2.x"; + else + op_model_mipsxx_ops.cpu_type = "mips/r10000"; + break; + + case CPU_R12000: + case CPU_R14000: + op_model_mipsxx_ops.cpu_type = "mips/r12000"; + break; + case CPU_SB1: case CPU_SB1A: op_model_mipsxx_ops.cpu_type = "mips/sb1"; -- 2.20.1