1 files changed, 173 insertions, 0 deletions

diff --git a/arch/sparc/include/asm/perfctr.h b/arch/sparc/include/asm/perfctr.h
new file mode 100644
index 000000000000..836873002b75
--- /dev/null
+++ b/arch/sparc/include/asm/perfctr.h
@@ -0,0 +1,173 @@
+/*----------------------------------------
+  PERFORMANCE INSTRUMENTATION  
+  Guillaume Thouvenin           08/10/98
+  David S. Miller               10/06/98
+  ---------------------------------------*/
+#ifndef PERF_COUNTER_API
+#define PERF_COUNTER_API
+
+/* sys_perfctr() interface.  First arg is operation code
+ * from enumeration below.  The meaning of further arguments
+ * are determined by the operation code.
+ *
+ * int sys_perfctr(int opcode, unsigned long arg0,
+ *                 unsigned long arg1, unsigned long arg2)
+ *
+ * Pointers which are passed by the user are pointers to 64-bit
+ * integers.
+ *
+ * Once enabled, performance counter state is retained until the
+ * process either exits or performs an exec.  That is, performance
+ * counters remain enabled for fork/clone children.
+ */
+enum perfctr_opcode {
+        /* Enable UltraSparc performance counters, ARG0 is pointer
+         * to 64-bit accumulator for D0 counter in PIC, ARG1 is pointer
+         * to 64-bit accumulator for D1 counter.  ARG2 is a pointer to
+         * the initial PCR register value to use.
+         */
+        PERFCTR_ON,
+
+        /* Disable UltraSparc performance counters.  The PCR is written
+         * with zero and the user counter accumulator pointers and
+         * working PCR register value are forgotten.
+         */
+        PERFCTR_OFF,
+
+        /* Add current D0 and D1 PIC values into user pointers given
+         * in PERFCTR_ON operation.  The PIC is cleared before returning.
+         */
+        PERFCTR_READ,
+
+        /* Clear the PIC register. */
+        PERFCTR_CLRPIC,
+
+        /* Begin using a new PCR value, the pointer to which is passed
+         * in ARG0.  The PIC is also cleared after the new PCR value is
+         * written.
+         */
+        PERFCTR_SETPCR,
+
+        /* Store in pointer given in ARG0 the current PCR register value
+         * being used.
+         */
+        PERFCTR_GETPCR
+};
+
+/* I don't want the kernel's namespace to be polluted with this
+ * stuff when this file is included.  --DaveM
+ */
+#ifndef __KERNEL__
+
+#define  PRIV 0x00000001
+#define  SYS  0x00000002
+#define  USR  0x00000004
+
+/* Pic.S0 Selection Bit Field Encoding, Ultra-I/II  */
+#define  CYCLE_CNT            0x00000000
+#define  INSTR_CNT            0x00000010
+#define  DISPATCH0_IC_MISS    0x00000020
+#define  DISPATCH0_STOREBUF   0x00000030
+#define  IC_REF               0x00000080
+#define  DC_RD                0x00000090
+#define  DC_WR                0x000000A0
+#define  LOAD_USE             0x000000B0
+#define  EC_REF               0x000000C0
+#define  EC_WRITE_HIT_RDO     0x000000D0
+#define  EC_SNOOP_INV         0x000000E0
+#define  EC_RD_HIT            0x000000F0
+
+/* Pic.S0 Selection Bit Field Encoding, Ultra-III  */
+#define  US3_CYCLE_CNT          0x00000000
+#define  US3_INSTR_CNT          0x00000010
+#define  US3_DISPATCH0_IC_MISS  0x00000020
+#define  US3_DISPATCH0_BR_TGT   0x00000030
+#define  US3_DISPATCH0_2ND_BR   0x00000040
+#define  US3_RSTALL_STOREQ      0x00000050
+#define  US3_RSTALL_IU_USE      0x00000060
+#define  US3_IC_REF             0x00000080
+#define  US3_DC_RD              0x00000090
+#define  US3_DC_WR              0x000000a0
+#define  US3_EC_REF             0x000000c0
+#define  US3_EC_WR_HIT_RTO      0x000000d0
+#define  US3_EC_SNOOP_INV       0x000000e0
+#define  US3_EC_RD_MISS         0x000000f0
+#define  US3_PC_PORT0_RD        0x00000100
+#define  US3_SI_SNOOP           0x00000110
+#define  US3_SI_CIQ_FLOW        0x00000120
+#define  US3_SI_OWNED           0x00000130
+#define  US3_SW_COUNT_0         0x00000140
+#define  US3_IU_BR_MISS_TAKEN   0x00000150
+#define  US3_IU_BR_COUNT_TAKEN  0x00000160
+#define  US3_DISP_RS_MISPRED    0x00000170
+#define  US3_FA_PIPE_COMPL      0x00000180
+#define  US3_MC_READS_0         0x00000200
+#define  US3_MC_READS_1         0x00000210
+#define  US3_MC_READS_2         0x00000220
+#define  US3_MC_READS_3         0x00000230
+#define  US3_MC_STALLS_0        0x00000240
+#define  US3_MC_STALLS_2        0x00000250
+
+/* Pic.S1 Selection Bit Field Encoding, Ultra-I/II  */
+#define  CYCLE_CNT_D1         0x00000000
+#define  INSTR_CNT_D1         0x00000800
+#define  DISPATCH0_IC_MISPRED 0x00001000
+#define  DISPATCH0_FP_USE     0x00001800
+#define  IC_HIT               0x00004000
+#define  DC_RD_HIT            0x00004800
+#define  DC_WR_HIT            0x00005000
+#define  LOAD_USE_RAW         0x00005800
+#define  EC_HIT               0x00006000
+#define  EC_WB                0x00006800
+#define  EC_SNOOP_CB          0x00007000
+#define  EC_IT_HIT            0x00007800
+
+/* Pic.S1 Selection Bit Field Encoding, Ultra-III  */
+#define  US3_CYCLE_CNT_D1       0x00000000
+#define  US3_INSTR_CNT_D1       0x00000800
+#define  US3_DISPATCH0_MISPRED  0x00001000
+#define  US3_IC_MISS_CANCELLED  0x00001800
+#define  US3_RE_ENDIAN_MISS     0x00002000
+#define  US3_RE_FPU_BYPASS      0x00002800
+#define  US3_RE_DC_MISS         0x00003000
+#define  US3_RE_EC_MISS         0x00003800
+#define  US3_IC_MISS            0x00004000
+#define  US3_DC_RD_MISS         0x00004800
+#define  US3_DC_WR_MISS         0x00005000
+#define  US3_RSTALL_FP_USE      0x00005800
+#define  US3_EC_MISSES          0x00006000
+#define  US3_EC_WB              0x00006800
+#define  US3_EC_SNOOP_CB        0x00007000
+#define  US3_EC_IC_MISS         0x00007800
+#define  US3_RE_PC_MISS         0x00008000
+#define  US3_ITLB_MISS          0x00008800
+#define  US3_DTLB_MISS          0x00009000
+#define  US3_WC_MISS            0x00009800
+#define  US3_WC_SNOOP_CB        0x0000a000
+#define  US3_WC_SCRUBBED        0x0000a800
+#define  US3_WC_WB_WO_READ      0x0000b000
+#define  US3_PC_SOFT_HIT        0x0000c000
+#define  US3_PC_SNOOP_INV       0x0000c800
+#define  US3_PC_HARD_HIT        0x0000d000
+#define  US3_PC_PORT1_RD        0x0000d800
+#define  US3_SW_COUNT_1         0x0000e000
+#define  US3_IU_STAT_BR_MIS_UNTAKEN     0x0000e800
+#define  US3_IU_STAT_BR_COUNT_UNTAKEN   0x0000f000
+#define  US3_PC_MS_MISSES       0x0000f800
+#define  US3_MC_WRITES_0        0x00010800
+#define  US3_MC_WRITES_1        0x00011000
+#define  US3_MC_WRITES_2        0x00011800
+#define  US3_MC_WRITES_3        0x00012000
+#define  US3_MC_STALLS_1        0x00012800
+#define  US3_MC_STALLS_3        0x00013000
+#define  US3_RE_RAW_MISS        0x00013800
+#define  US3_FM_PIPE_COMPLETION 0x00014000
+
+struct vcounter_struct {
+  unsigned long long vcnt0;
+  unsigned long long vcnt1;
+};
+
+#endif /* !(__KERNEL__) */
+
+#endif /* !(PERF_COUNTER_API) */