LXR linux/arch/sparc/include/uapi/asm/perfctr.h

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2/*----------------------------------------
   3  PERFORMANCE INSTRUMENTATION  
   4  Guillaume Thouvenin           08/10/98
   5  David S. Miller               10/06/98
   6  ---------------------------------------*/
   7#ifndef PERF_COUNTER_API
   8#define PERF_COUNTER_API
   9
  10/* sys_perfctr() interface.  First arg is operation code
  11 * from enumeration below.  The meaning of further arguments
  12 * are determined by the operation code.
  13 *
  14 * NOTE: This system call is no longer provided, use the perf_events
  15 *       infrastructure.
  16 *
  17 * Pointers which are passed by the user are pointers to 64-bit
  18 * integers.
  19 *
  20 * Once enabled, performance counter state is retained until the
  21 * process either exits or performs an exec.  That is, performance
  22 * counters remain enabled for fork/clone children.
  23 */
  24enum perfctr_opcode {
  25        /* Enable UltraSparc performance counters, ARG0 is pointer
  26         * to 64-bit accumulator for D0 counter in PIC, ARG1 is pointer
  27         * to 64-bit accumulator for D1 counter.  ARG2 is a pointer to
  28         * the initial PCR register value to use.
  29         */
  30        PERFCTR_ON,
  31
  32        /* Disable UltraSparc performance counters.  The PCR is written
  33         * with zero and the user counter accumulator pointers and
  34         * working PCR register value are forgotten.
  35         */
  36        PERFCTR_OFF,
  37
  38        /* Add current D0 and D1 PIC values into user pointers given
  39         * in PERFCTR_ON operation.  The PIC is cleared before returning.
  40         */
  41        PERFCTR_READ,
  42
  43        /* Clear the PIC register. */
  44        PERFCTR_CLRPIC,
  45
  46        /* Begin using a new PCR value, the pointer to which is passed
  47         * in ARG0.  The PIC is also cleared after the new PCR value is
  48         * written.
  49         */
  50        PERFCTR_SETPCR,
  51
  52        /* Store in pointer given in ARG0 the current PCR register value
  53         * being used.
  54         */
  55        PERFCTR_GETPCR
  56};
  57
  58#define  PRIV 0x00000001
  59#define  SYS  0x00000002
  60#define  USR  0x00000004
  61
  62/* Pic.S0 Selection Bit Field Encoding, Ultra-I/II  */
  63#define  CYCLE_CNT            0x00000000
  64#define  INSTR_CNT            0x00000010
  65#define  DISPATCH0_IC_MISS    0x00000020
  66#define  DISPATCH0_STOREBUF   0x00000030
  67#define  IC_REF               0x00000080
  68#define  DC_RD                0x00000090
  69#define  DC_WR                0x000000A0
  70#define  LOAD_USE             0x000000B0
  71#define  EC_REF               0x000000C0
  72#define  EC_WRITE_HIT_RDO     0x000000D0
  73#define  EC_SNOOP_INV         0x000000E0
  74#define  EC_RD_HIT            0x000000F0
  75
  76/* Pic.S0 Selection Bit Field Encoding, Ultra-III  */
  77#define  US3_CYCLE_CNT          0x00000000
  78#define  US3_INSTR_CNT          0x00000010
  79#define  US3_DISPATCH0_IC_MISS  0x00000020
  80#define  US3_DISPATCH0_BR_TGT   0x00000030
  81#define  US3_DISPATCH0_2ND_BR   0x00000040
  82#define  US3_RSTALL_STOREQ      0x00000050
  83#define  US3_RSTALL_IU_USE      0x00000060
  84#define  US3_IC_REF             0x00000080
  85#define  US3_DC_RD              0x00000090
  86#define  US3_DC_WR              0x000000a0
  87#define  US3_EC_REF             0x000000c0
  88#define  US3_EC_WR_HIT_RTO      0x000000d0
  89#define  US3_EC_SNOOP_INV       0x000000e0
  90#define  US3_EC_RD_MISS         0x000000f0
  91#define  US3_PC_PORT0_RD        0x00000100
  92#define  US3_SI_SNOOP           0x00000110
  93#define  US3_SI_CIQ_FLOW        0x00000120
  94#define  US3_SI_OWNED           0x00000130
  95#define  US3_SW_COUNT_0         0x00000140
  96#define  US3_IU_BR_MISS_TAKEN   0x00000150
  97#define  US3_IU_BR_COUNT_TAKEN  0x00000160
  98#define  US3_DISP_RS_MISPRED    0x00000170
  99#define  US3_FA_PIPE_COMPL      0x00000180
 100#define  US3_MC_READS_0         0x00000200
 101#define  US3_MC_READS_1         0x00000210
 102#define  US3_MC_READS_2         0x00000220
 103#define  US3_MC_READS_3         0x00000230
 104#define  US3_MC_STALLS_0        0x00000240
 105#define  US3_MC_STALLS_2        0x00000250
 106
 107/* Pic.S1 Selection Bit Field Encoding, Ultra-I/II  */
 108#define  CYCLE_CNT_D1         0x00000000
 109#define  INSTR_CNT_D1         0x00000800
 110#define  DISPATCH0_IC_MISPRED 0x00001000
 111#define  DISPATCH0_FP_USE     0x00001800
 112#define  IC_HIT               0x00004000
 113#define  DC_RD_HIT            0x00004800
 114#define  DC_WR_HIT            0x00005000
 115#define  LOAD_USE_RAW         0x00005800
 116#define  EC_HIT               0x00006000
 117#define  EC_WB                0x00006800
 118#define  EC_SNOOP_CB          0x00007000
 119#define  EC_IT_HIT            0x00007800
 120
 121/* Pic.S1 Selection Bit Field Encoding, Ultra-III  */
 122#define  US3_CYCLE_CNT_D1       0x00000000
 123#define  US3_INSTR_CNT_D1       0x00000800
 124#define  US3_DISPATCH0_MISPRED  0x00001000
 125#define  US3_IC_MISS_CANCELLED  0x00001800
 126#define  US3_RE_ENDIAN_MISS     0x00002000
 127#define  US3_RE_FPU_BYPASS      0x00002800
 128#define  US3_RE_DC_MISS         0x00003000
 129#define  US3_RE_EC_MISS         0x00003800
 130#define  US3_IC_MISS            0x00004000
 131#define  US3_DC_RD_MISS         0x00004800
 132#define  US3_DC_WR_MISS         0x00005000
 133#define  US3_RSTALL_FP_USE      0x00005800
 134#define  US3_EC_MISSES          0x00006000
 135#define  US3_EC_WB              0x00006800
 136#define  US3_EC_SNOOP_CB        0x00007000
 137#define  US3_EC_IC_MISS         0x00007800
 138#define  US3_RE_PC_MISS         0x00008000
 139#define  US3_ITLB_MISS          0x00008800
 140#define  US3_DTLB_MISS          0x00009000
 141#define  US3_WC_MISS            0x00009800
 142#define  US3_WC_SNOOP_CB        0x0000a000
 143#define  US3_WC_SCRUBBED        0x0000a800
 144#define  US3_WC_WB_WO_READ      0x0000b000
 145#define  US3_PC_SOFT_HIT        0x0000c000
 146#define  US3_PC_SNOOP_INV       0x0000c800
 147#define  US3_PC_HARD_HIT        0x0000d000
 148#define  US3_PC_PORT1_RD        0x0000d800
 149#define  US3_SW_COUNT_1         0x0000e000
 150#define  US3_IU_STAT_BR_MIS_UNTAKEN     0x0000e800
 151#define  US3_IU_STAT_BR_COUNT_UNTAKEN   0x0000f000
 152#define  US3_PC_MS_MISSES       0x0000f800
 153#define  US3_MC_WRITES_0        0x00010800
 154#define  US3_MC_WRITES_1        0x00011000
 155#define  US3_MC_WRITES_2        0x00011800
 156#define  US3_MC_WRITES_3        0x00012000
 157#define  US3_MC_STALLS_1        0x00012800
 158#define  US3_MC_STALLS_3        0x00013000
 159#define  US3_RE_RAW_MISS        0x00013800
 160#define  US3_FM_PIPE_COMPLETION 0x00014000
 161
 162struct vcounter_struct {
 163  unsigned long long vcnt0;
 164  unsigned long long vcnt1;
 165};
 166
 167#endif /* !(PERF_COUNTER_API) */
 168