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1.1 ! root 1: /****************************************************************************** ! 2: * include/public/trace.h ! 3: * ! 4: * Permission is hereby granted, free of charge, to any person obtaining a copy ! 5: * of this software and associated documentation files (the "Software"), to ! 6: * deal in the Software without restriction, including without limitation the ! 7: * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or ! 8: * sell copies of the Software, and to permit persons to whom the Software is ! 9: * furnished to do so, subject to the following conditions: ! 10: * ! 11: * The above copyright notice and this permission notice shall be included in ! 12: * all copies or substantial portions of the Software. ! 13: * ! 14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ! 15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ! 16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ! 17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ! 18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING ! 19: * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER ! 20: * DEALINGS IN THE SOFTWARE. ! 21: * ! 22: * Mark Williamson, (C) 2004 Intel Research Cambridge ! 23: * Copyright (C) 2005 Bin Ren ! 24: */ ! 25: ! 26: #ifndef __XEN_PUBLIC_TRACE_H__ ! 27: #define __XEN_PUBLIC_TRACE_H__ ! 28: ! 29: #define TRACE_EXTRA_MAX 7 ! 30: #define TRACE_EXTRA_SHIFT 28 ! 31: ! 32: /* Trace classes */ ! 33: #define TRC_CLS_SHIFT 16 ! 34: #define TRC_GEN 0x0001f000 /* General trace */ ! 35: #define TRC_SCHED 0x0002f000 /* Xen Scheduler trace */ ! 36: #define TRC_DOM0OP 0x0004f000 /* Xen DOM0 operation trace */ ! 37: #define TRC_HVM 0x0008f000 /* Xen HVM trace */ ! 38: #define TRC_MEM 0x0010f000 /* Xen memory trace */ ! 39: #define TRC_PV 0x0020f000 /* Xen PV traces */ ! 40: #define TRC_SHADOW 0x0040f000 /* Xen shadow tracing */ ! 41: #define TRC_PM 0x0080f000 /* Xen power management trace */ ! 42: #define TRC_ALL 0x0ffff000 ! 43: #define TRC_HD_TO_EVENT(x) ((x)&0x0fffffff) ! 44: #define TRC_HD_CYCLE_FLAG (1UL<<31) ! 45: #define TRC_HD_INCLUDES_CYCLE_COUNT(x) ( !!( (x) & TRC_HD_CYCLE_FLAG ) ) ! 46: #define TRC_HD_EXTRA(x) (((x)>>TRACE_EXTRA_SHIFT)&TRACE_EXTRA_MAX) ! 47: ! 48: /* Trace subclasses */ ! 49: #define TRC_SUBCLS_SHIFT 12 ! 50: ! 51: /* trace subclasses for SVM */ ! 52: #define TRC_HVM_ENTRYEXIT 0x00081000 /* VMENTRY and #VMEXIT */ ! 53: #define TRC_HVM_HANDLER 0x00082000 /* various HVM handlers */ ! 54: ! 55: #define TRC_SCHED_MIN 0x00021000 /* Just runstate changes */ ! 56: #define TRC_SCHED_VERBOSE 0x00028000 /* More inclusive scheduling */ ! 57: ! 58: /* Trace events per class */ ! 59: #define TRC_LOST_RECORDS (TRC_GEN + 1) ! 60: #define TRC_TRACE_WRAP_BUFFER (TRC_GEN + 2) ! 61: #define TRC_TRACE_CPU_CHANGE (TRC_GEN + 3) ! 62: ! 63: #define TRC_SCHED_RUNSTATE_CHANGE (TRC_SCHED_MIN + 1) ! 64: #define TRC_SCHED_DOM_ADD (TRC_SCHED_VERBOSE + 1) ! 65: #define TRC_SCHED_DOM_REM (TRC_SCHED_VERBOSE + 2) ! 66: #define TRC_SCHED_SLEEP (TRC_SCHED_VERBOSE + 3) ! 67: #define TRC_SCHED_WAKE (TRC_SCHED_VERBOSE + 4) ! 68: #define TRC_SCHED_YIELD (TRC_SCHED_VERBOSE + 5) ! 69: #define TRC_SCHED_BLOCK (TRC_SCHED_VERBOSE + 6) ! 70: #define TRC_SCHED_SHUTDOWN (TRC_SCHED_VERBOSE + 7) ! 71: #define TRC_SCHED_CTL (TRC_SCHED_VERBOSE + 8) ! 72: #define TRC_SCHED_ADJDOM (TRC_SCHED_VERBOSE + 9) ! 73: #define TRC_SCHED_SWITCH (TRC_SCHED_VERBOSE + 10) ! 74: #define TRC_SCHED_S_TIMER_FN (TRC_SCHED_VERBOSE + 11) ! 75: #define TRC_SCHED_T_TIMER_FN (TRC_SCHED_VERBOSE + 12) ! 76: #define TRC_SCHED_DOM_TIMER_FN (TRC_SCHED_VERBOSE + 13) ! 77: #define TRC_SCHED_SWITCH_INFPREV (TRC_SCHED_VERBOSE + 14) ! 78: #define TRC_SCHED_SWITCH_INFNEXT (TRC_SCHED_VERBOSE + 15) ! 79: ! 80: #define TRC_MEM_PAGE_GRANT_MAP (TRC_MEM + 1) ! 81: #define TRC_MEM_PAGE_GRANT_UNMAP (TRC_MEM + 2) ! 82: #define TRC_MEM_PAGE_GRANT_TRANSFER (TRC_MEM + 3) ! 83: ! 84: #define TRC_PV_HYPERCALL (TRC_PV + 1) ! 85: #define TRC_PV_TRAP (TRC_PV + 3) ! 86: #define TRC_PV_PAGE_FAULT (TRC_PV + 4) ! 87: #define TRC_PV_FORCED_INVALID_OP (TRC_PV + 5) ! 88: #define TRC_PV_EMULATE_PRIVOP (TRC_PV + 6) ! 89: #define TRC_PV_EMULATE_4GB (TRC_PV + 7) ! 90: #define TRC_PV_MATH_STATE_RESTORE (TRC_PV + 8) ! 91: #define TRC_PV_PAGING_FIXUP (TRC_PV + 9) ! 92: #define TRC_PV_GDT_LDT_MAPPING_FAULT (TRC_PV + 10) ! 93: #define TRC_PV_PTWR_EMULATION (TRC_PV + 11) ! 94: #define TRC_PV_PTWR_EMULATION_PAE (TRC_PV + 12) ! 95: /* Indicates that addresses in trace record are 64 bits */ ! 96: #define TRC_64_FLAG (0x100) ! 97: ! 98: #define TRC_SHADOW_NOT_SHADOW (TRC_SHADOW + 1) ! 99: #define TRC_SHADOW_FAST_PROPAGATE (TRC_SHADOW + 2) ! 100: #define TRC_SHADOW_FAST_MMIO (TRC_SHADOW + 3) ! 101: #define TRC_SHADOW_FALSE_FAST_PATH (TRC_SHADOW + 4) ! 102: #define TRC_SHADOW_MMIO (TRC_SHADOW + 5) ! 103: #define TRC_SHADOW_FIXUP (TRC_SHADOW + 6) ! 104: #define TRC_SHADOW_DOMF_DYING (TRC_SHADOW + 7) ! 105: #define TRC_SHADOW_EMULATE (TRC_SHADOW + 8) ! 106: #define TRC_SHADOW_EMULATE_UNSHADOW_USER (TRC_SHADOW + 9) ! 107: #define TRC_SHADOW_EMULATE_UNSHADOW_EVTINJ (TRC_SHADOW + 10) ! 108: #define TRC_SHADOW_EMULATE_UNSHADOW_UNHANDLED (TRC_SHADOW + 11) ! 109: #define TRC_SHADOW_WRMAP_BF (TRC_SHADOW + 12) ! 110: #define TRC_SHADOW_PREALLOC_UNPIN (TRC_SHADOW + 13) ! 111: #define TRC_SHADOW_RESYNC_FULL (TRC_SHADOW + 14) ! 112: #define TRC_SHADOW_RESYNC_ONLY (TRC_SHADOW + 15) ! 113: ! 114: /* trace events per subclass */ ! 115: #define TRC_HVM_VMENTRY (TRC_HVM_ENTRYEXIT + 0x01) ! 116: #define TRC_HVM_VMEXIT (TRC_HVM_ENTRYEXIT + 0x02) ! 117: #define TRC_HVM_VMEXIT64 (TRC_HVM_ENTRYEXIT + TRC_64_FLAG + 0x02) ! 118: #define TRC_HVM_PF_XEN (TRC_HVM_HANDLER + 0x01) ! 119: #define TRC_HVM_PF_XEN64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x01) ! 120: #define TRC_HVM_PF_INJECT (TRC_HVM_HANDLER + 0x02) ! 121: #define TRC_HVM_PF_INJECT64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x02) ! 122: #define TRC_HVM_INJ_EXC (TRC_HVM_HANDLER + 0x03) ! 123: #define TRC_HVM_INJ_VIRQ (TRC_HVM_HANDLER + 0x04) ! 124: #define TRC_HVM_REINJ_VIRQ (TRC_HVM_HANDLER + 0x05) ! 125: #define TRC_HVM_IO_READ (TRC_HVM_HANDLER + 0x06) ! 126: #define TRC_HVM_IO_WRITE (TRC_HVM_HANDLER + 0x07) ! 127: #define TRC_HVM_CR_READ (TRC_HVM_HANDLER + 0x08) ! 128: #define TRC_HVM_CR_READ64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x08) ! 129: #define TRC_HVM_CR_WRITE (TRC_HVM_HANDLER + 0x09) ! 130: #define TRC_HVM_CR_WRITE64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x09) ! 131: #define TRC_HVM_DR_READ (TRC_HVM_HANDLER + 0x0A) ! 132: #define TRC_HVM_DR_WRITE (TRC_HVM_HANDLER + 0x0B) ! 133: #define TRC_HVM_MSR_READ (TRC_HVM_HANDLER + 0x0C) ! 134: #define TRC_HVM_MSR_WRITE (TRC_HVM_HANDLER + 0x0D) ! 135: #define TRC_HVM_CPUID (TRC_HVM_HANDLER + 0x0E) ! 136: #define TRC_HVM_INTR (TRC_HVM_HANDLER + 0x0F) ! 137: #define TRC_HVM_NMI (TRC_HVM_HANDLER + 0x10) ! 138: #define TRC_HVM_SMI (TRC_HVM_HANDLER + 0x11) ! 139: #define TRC_HVM_VMMCALL (TRC_HVM_HANDLER + 0x12) ! 140: #define TRC_HVM_HLT (TRC_HVM_HANDLER + 0x13) ! 141: #define TRC_HVM_INVLPG (TRC_HVM_HANDLER + 0x14) ! 142: #define TRC_HVM_INVLPG64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x14) ! 143: #define TRC_HVM_MCE (TRC_HVM_HANDLER + 0x15) ! 144: #define TRC_HVM_IO_ASSIST (TRC_HVM_HANDLER + 0x16) ! 145: #define TRC_HVM_IO_ASSIST64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x16) ! 146: #define TRC_HVM_MMIO_ASSIST (TRC_HVM_HANDLER + 0x17) ! 147: #define TRC_HVM_MMIO_ASSIST64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x17) ! 148: #define TRC_HVM_CLTS (TRC_HVM_HANDLER + 0x18) ! 149: #define TRC_HVM_LMSW (TRC_HVM_HANDLER + 0x19) ! 150: #define TRC_HVM_LMSW64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x19) ! 151: ! 152: /* trace subclasses for power management */ ! 153: #define TRC_PM_FREQ 0x00801000 /* xen cpu freq events */ ! 154: #define TRC_PM_IDLE 0x00802000 /* xen cpu idle events */ ! 155: ! 156: /* trace events for per class */ ! 157: #define TRC_PM_FREQ_CHANGE (TRC_PM_FREQ + 0x01) ! 158: #define TRC_PM_IDLE_ENTRY (TRC_PM_IDLE + 0x01) ! 159: #define TRC_PM_IDLE_EXIT (TRC_PM_IDLE + 0x02) ! 160: ! 161: /* This structure represents a single trace buffer record. */ ! 162: struct t_rec { ! 163: uint32_t event:28; ! 164: uint32_t extra_u32:3; /* # entries in trailing extra_u32[] array */ ! 165: uint32_t cycles_included:1; /* u.cycles or u.no_cycles? */ ! 166: union { ! 167: struct { ! 168: uint32_t cycles_lo, cycles_hi; /* cycle counter timestamp */ ! 169: uint32_t extra_u32[7]; /* event data items */ ! 170: } cycles; ! 171: struct { ! 172: uint32_t extra_u32[7]; /* event data items */ ! 173: } nocycles; ! 174: } u; ! 175: }; ! 176: ! 177: /* ! 178: * This structure contains the metadata for a single trace buffer. The head ! 179: * field, indexes into an array of struct t_rec's. ! 180: */ ! 181: struct t_buf { ! 182: /* Assume the data buffer size is X. X is generally not a power of 2. ! 183: * CONS and PROD are incremented modulo (2*X): ! 184: * 0 <= cons < 2*X ! 185: * 0 <= prod < 2*X ! 186: * This is done because addition modulo X breaks at 2^32 when X is not a ! 187: * power of 2: ! 188: * (((2^32 - 1) % X) + 1) % X != (2^32) % X ! 189: */ ! 190: uint32_t cons; /* Offset of next item to be consumed by control tools. */ ! 191: uint32_t prod; /* Offset of next item to be produced by Xen. */ ! 192: /* Records follow immediately after the meta-data header. */ ! 193: }; ! 194: ! 195: #endif /* __XEN_PUBLIC_TRACE_H__ */ ! 196: ! 197: /* ! 198: * Local variables: ! 199: * mode: C ! 200: * c-set-style: "BSD" ! 201: * c-basic-offset: 4 ! 202: * tab-width: 4 ! 203: * indent-tabs-mode: nil ! 204: * End: ! 205: */ ! 206: */
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