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 */ 23enum 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#define PRIV 0x00000001 58#define SYS 0x00000002 59#define USR 0x00000004 60 61/* Pic.S0 Selection Bit Field Encoding, Ultra-I/II */ 62#define CYCLE_CNT 0x00000000 63#define INSTR_CNT 0x00000010 64#define DISPATCH0_IC_MISS 0x00000020 65#define DISPATCH0_STOREBUF 0x00000030 66#define IC_REF 0x00000080 67#define DC_RD 0x00000090 68#define DC_WR 0x000000A0 69#define LOAD_USE 0x000000B0 70#define EC_REF 0x000000C0 71#define EC_WRITE_HIT_RDO 0x000000D0 72#define EC_SNOOP_INV 0x000000E0 73#define EC_RD_HIT 0x000000F0 74 75/* Pic.S0 Selection Bit Field Encoding, Ultra-III */ 76#define US3_CYCLE_CNT 0x00000000 77#define US3_INSTR_CNT 0x00000010 78#define US3_DISPATCH0_IC_MISS 0x00000020 79#define US3_DISPATCH0_BR_TGT 0x00000030 80#define US3_DISPATCH0_2ND_BR 0x00000040 81#define US3_RSTALL_STOREQ 0x00000050 82#define US3_RSTALL_IU_USE 0x00000060 83#define US3_IC_REF 0x00000080 84#define US3_DC_RD 0x00000090 85#define US3_DC_WR 0x000000a0 86#define US3_EC_REF 0x000000c0 87#define US3_EC_WR_HIT_RTO 0x000000d0 88#define US3_EC_SNOOP_INV 0x000000e0 89#define US3_EC_RD_MISS 0x000000f0 90#define US3_PC_PORT0_RD 0x00000100 91#define US3_SI_SNOOP 0x00000110 92#define US3_SI_CIQ_FLOW 0x00000120 93#define US3_SI_OWNED 0x00000130 94#define US3_SW_COUNT_0 0x00000140 95#define US3_IU_BR_MISS_TAKEN 0x00000150 96#define US3_IU_BR_COUNT_TAKEN 0x00000160 97#define US3_DISP_RS_MISPRED 0x00000170 98#define US3_FA_PIPE_COMPL 0x00000180 99#define US3_MC_READS_0 0x00000200 100#define US3_MC_READS_1 0x00000210 101#define US3_MC_READS_2 0x00000220 102#define US3_MC_READS_3 0x00000230 103#define US3_MC_STALLS_0 0x00000240 104#define US3_MC_STALLS_2 0x00000250 105 106/* Pic.S1 Selection Bit Field Encoding, Ultra-I/II */ 107#define CYCLE_CNT_D1 0x00000000 108#define INSTR_CNT_D1 0x00000800 109#define DISPATCH0_IC_MISPRED 0x00001000 110#define DISPATCH0_FP_USE 0x00001800 111#define IC_HIT 0x00004000 112#define DC_RD_HIT 0x00004800 113#define DC_WR_HIT 0x00005000 114#define LOAD_USE_RAW 0x00005800 115#define EC_HIT 0x00006000 116#define EC_WB 0x00006800 117#define EC_SNOOP_CB 0x00007000 118#define EC_IT_HIT 0x00007800 119 120/* Pic.S1 Selection Bit Field Encoding, Ultra-III */ 121#define US3_CYCLE_CNT_D1 0x00000000 122#define US3_INSTR_CNT_D1 0x00000800 123#define US3_DISPATCH0_MISPRED 0x00001000 124#define US3_IC_MISS_CANCELLED 0x00001800 125#define US3_RE_ENDIAN_MISS 0x00002000 126#define US3_RE_FPU_BYPASS 0x00002800 127#define US3_RE_DC_MISS 0x00003000 128#define US3_RE_EC_MISS 0x00003800 129#define US3_IC_MISS 0x00004000 130#define US3_DC_RD_MISS 0x00004800 131#define US3_DC_WR_MISS 0x00005000 132#define US3_RSTALL_FP_USE 0x00005800 133#define US3_EC_MISSES 0x00006000 134#define US3_EC_WB 0x00006800 135#define US3_EC_SNOOP_CB 0x00007000 136#define US3_EC_IC_MISS 0x00007800 137#define US3_RE_PC_MISS 0x00008000 138#define US3_ITLB_MISS 0x00008800 139#define US3_DTLB_MISS 0x00009000 140#define US3_WC_MISS 0x00009800 141#define US3_WC_SNOOP_CB 0x0000a000 142#define US3_WC_SCRUBBED 0x0000a800 143#define US3_WC_WB_WO_READ 0x0000b000 144#define US3_PC_SOFT_HIT 0x0000c000 145#define US3_PC_SNOOP_INV 0x0000c800 146#define US3_PC_HARD_HIT 0x0000d000 147#define US3_PC_PORT1_RD 0x0000d800 148#define US3_SW_COUNT_1 0x0000e000 149#define US3_IU_STAT_BR_MIS_UNTAKEN 0x0000e800 150#define US3_IU_STAT_BR_COUNT_UNTAKEN 0x0000f000 151#define US3_PC_MS_MISSES 0x0000f800 152#define US3_MC_WRITES_0 0x00010800 153#define US3_MC_WRITES_1 0x00011000 154#define US3_MC_WRITES_2 0x00011800 155#define US3_MC_WRITES_3 0x00012000 156#define US3_MC_STALLS_1 0x00012800 157#define US3_MC_STALLS_3 0x00013000 158#define US3_RE_RAW_MISS 0x00013800 159#define US3_FM_PIPE_COMPLETION 0x00014000 160 161struct vcounter_struct { 162 unsigned long long vcnt0; 163 unsigned long long vcnt1; 164}; 165 166#endif /* !(PERF_COUNTER_API) */ 167