1 /*---------------------------------------- 2 PERFORMANCE INSTRUMENTATION 3 Guillaume Thouvenin 08/10/98 4 David S. Miller 10/06/98 5 ---------------------------------------*/ 6 #ifndef PERF_COUNTER_API 7 #define PERF_COUNTER_API 8 9 /* sys_perfctr() interface. First arg is operation code 10 * from enumeration below. The meaning of further arguments 11 * are determined by the operation code. 12 * 13 * NOTE: This system call is no longer provided, use the perf_events 14 * infrastructure. 15 * 16 * Pointers which are passed by the user are pointers to 64-bit 17 * integers. 18 * 19 * Once enabled, performance counter state is retained until the 20 * process either exits or performs an exec. That is, performance 21 * counters remain enabled for fork/clone children. 22 */ 23 enum perfctr_opcode { 24 /* Enable UltraSparc performance counters, ARG0 is pointer 25 * to 64-bit accumulator for D0 counter in PIC, ARG1 is pointer 26 * to 64-bit accumulator for D1 counter. ARG2 is a pointer to 27 * the initial PCR register value to use. 28 */ 29 PERFCTR_ON, 30 31 /* Disable UltraSparc performance counters. The PCR is written 32 * with zero and the user counter accumulator pointers and 33 * working PCR register value are forgotten. 34 */ 35 PERFCTR_OFF, 36 37 /* Add current D0 and D1 PIC values into user pointers given 38 * in PERFCTR_ON operation. The PIC is cleared before returning. 39 */ 40 PERFCTR_READ, 41 42 /* Clear the PIC register. */ 43 PERFCTR_CLRPIC, 44 45 /* Begin using a new PCR value, the pointer to which is passed 46 * in ARG0. The PIC is also cleared after the new PCR value is 47 * written. 48 */ 49 PERFCTR_SETPCR, 50 51 /* Store in pointer given in ARG0 the current PCR register value 52 * being used. 53 */ 54 PERFCTR_GETPCR 55 }; 56 57 /* I don't want the kernel's namespace to be polluted with this 58 * stuff when this file is included. --DaveM 59 */ 60 #ifndef __KERNEL__ 61 62 #define PRIV 0x00000001 63 #define SYS 0x00000002 64 #define USR 0x00000004 65 66 /* Pic.S0 Selection Bit Field Encoding, Ultra-I/II */ 67 #define CYCLE_CNT 0x00000000 68 #define INSTR_CNT 0x00000010 69 #define DISPATCH0_IC_MISS 0x00000020 70 #define DISPATCH0_STOREBUF 0x00000030 71 #define IC_REF 0x00000080 72 #define DC_RD 0x00000090 73 #define DC_WR 0x000000A0 74 #define LOAD_USE 0x000000B0 75 #define EC_REF 0x000000C0 76 #define EC_WRITE_HIT_RDO 0x000000D0 77 #define EC_SNOOP_INV 0x000000E0 78 #define EC_RD_HIT 0x000000F0 79 80 /* Pic.S0 Selection Bit Field Encoding, Ultra-III */ 81 #define US3_CYCLE_CNT 0x00000000 82 #define US3_INSTR_CNT 0x00000010 83 #define US3_DISPATCH0_IC_MISS 0x00000020 84 #define US3_DISPATCH0_BR_TGT 0x00000030 85 #define US3_DISPATCH0_2ND_BR 0x00000040 86 #define US3_RSTALL_STOREQ 0x00000050 87 #define US3_RSTALL_IU_USE 0x00000060 88 #define US3_IC_REF 0x00000080 89 #define US3_DC_RD 0x00000090 90 #define US3_DC_WR 0x000000a0 91 #define US3_EC_REF 0x000000c0 92 #define US3_EC_WR_HIT_RTO 0x000000d0 93 #define US3_EC_SNOOP_INV 0x000000e0 94 #define US3_EC_RD_MISS 0x000000f0 95 #define US3_PC_PORT0_RD 0x00000100 96 #define US3_SI_SNOOP 0x00000110 97 #define US3_SI_CIQ_FLOW 0x00000120 98 #define US3_SI_OWNED 0x00000130 99 #define US3_SW_COUNT_0 0x00000140 100 #define US3_IU_BR_MISS_TAKEN 0x00000150 101 #define US3_IU_BR_COUNT_TAKEN 0x00000160 102 #define US3_DISP_RS_MISPRED 0x00000170 103 #define US3_FA_PIPE_COMPL 0x00000180 104 #define US3_MC_READS_0 0x00000200 105 #define US3_MC_READS_1 0x00000210 106 #define US3_MC_READS_2 0x00000220 107 #define US3_MC_READS_3 0x00000230 108 #define US3_MC_STALLS_0 0x00000240 109 #define US3_MC_STALLS_2 0x00000250 110 111 /* Pic.S1 Selection Bit Field Encoding, Ultra-I/II */ 112 #define CYCLE_CNT_D1 0x00000000 113 #define INSTR_CNT_D1 0x00000800 114 #define DISPATCH0_IC_MISPRED 0x00001000 115 #define DISPATCH0_FP_USE 0x00001800 116 #define IC_HIT 0x00004000 117 #define DC_RD_HIT 0x00004800 118 #define DC_WR_HIT 0x00005000 119 #define LOAD_USE_RAW 0x00005800 120 #define EC_HIT 0x00006000 121 #define EC_WB 0x00006800 122 #define EC_SNOOP_CB 0x00007000 123 #define EC_IT_HIT 0x00007800 124 125 /* Pic.S1 Selection Bit Field Encoding, Ultra-III */ 126 #define US3_CYCLE_CNT_D1 0x00000000 127 #define US3_INSTR_CNT_D1 0x00000800 128 #define US3_DISPATCH0_MISPRED 0x00001000 129 #define US3_IC_MISS_CANCELLED 0x00001800 130 #define US3_RE_ENDIAN_MISS 0x00002000 131 #define US3_RE_FPU_BYPASS 0x00002800 132 #define US3_RE_DC_MISS 0x00003000 133 #define US3_RE_EC_MISS 0x00003800 134 #define US3_IC_MISS 0x00004000 135 #define US3_DC_RD_MISS 0x00004800 136 #define US3_DC_WR_MISS 0x00005000 137 #define US3_RSTALL_FP_USE 0x00005800 138 #define US3_EC_MISSES 0x00006000 139 #define US3_EC_WB 0x00006800 140 #define US3_EC_SNOOP_CB 0x00007000 141 #define US3_EC_IC_MISS 0x00007800 142 #define US3_RE_PC_MISS 0x00008000 143 #define US3_ITLB_MISS 0x00008800 144 #define US3_DTLB_MISS 0x00009000 145 #define US3_WC_MISS 0x00009800 146 #define US3_WC_SNOOP_CB 0x0000a000 147 #define US3_WC_SCRUBBED 0x0000a800 148 #define US3_WC_WB_WO_READ 0x0000b000 149 #define US3_PC_SOFT_HIT 0x0000c000 150 #define US3_PC_SNOOP_INV 0x0000c800 151 #define US3_PC_HARD_HIT 0x0000d000 152 #define US3_PC_PORT1_RD 0x0000d800 153 #define US3_SW_COUNT_1 0x0000e000 154 #define US3_IU_STAT_BR_MIS_UNTAKEN 0x0000e800 155 #define US3_IU_STAT_BR_COUNT_UNTAKEN 0x0000f000 156 #define US3_PC_MS_MISSES 0x0000f800 157 #define US3_MC_WRITES_0 0x00010800 158 #define US3_MC_WRITES_1 0x00011000 159 #define US3_MC_WRITES_2 0x00011800 160 #define US3_MC_WRITES_3 0x00012000 161 #define US3_MC_STALLS_1 0x00012800 162 #define US3_MC_STALLS_3 0x00013000 163 #define US3_RE_RAW_MISS 0x00013800 164 #define US3_FM_PIPE_COMPLETION 0x00014000 165 166 struct vcounter_struct { 167 unsigned long long vcnt0; 168 unsigned long long vcnt1; 169 }; 170 171 #endif /* !(__KERNEL__) */ 172 173 #endif /* !(PERF_COUNTER_API) */ 174