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 /* Trace classes */ 30 #define TRC_CLS_SHIFT 16 31 #define TRC_GEN 0x0001f000 /* General trace */ 32 #define TRC_SCHED 0x0002f000 /* Xen Scheduler trace */ 33 #define TRC_DOM0OP 0x0004f000 /* Xen DOM0 operation trace */ 34 #define TRC_HVM 0x0008f000 /* Xen HVM trace */ 35 #define TRC_MEM 0x0010f000 /* Xen memory trace */ 36 #define TRC_ALL 0xfffff000 37 38 /* Trace subclasses */ 39 #define TRC_SUBCLS_SHIFT 12 40 41 /* trace subclasses for SVM */ 42 #define TRC_HVM_ENTRYEXIT 0x00081000 /* VMENTRY and #VMEXIT */ 43 #define TRC_HVM_HANDLER 0x00082000 /* various HVM handlers */ 44 45 /* Trace events per class */ 46 #define TRC_LOST_RECORDS (TRC_GEN + 1) 47 48 #define TRC_SCHED_DOM_ADD (TRC_SCHED + 1) 49 #define TRC_SCHED_DOM_REM (TRC_SCHED + 2) 50 #define TRC_SCHED_SLEEP (TRC_SCHED + 3) 51 #define TRC_SCHED_WAKE (TRC_SCHED + 4) 52 #define TRC_SCHED_YIELD (TRC_SCHED + 5) 53 #define TRC_SCHED_BLOCK (TRC_SCHED + 6) 54 #define TRC_SCHED_SHUTDOWN (TRC_SCHED + 7) 55 #define TRC_SCHED_CTL (TRC_SCHED + 8) 56 #define TRC_SCHED_ADJDOM (TRC_SCHED + 9) 57 #define TRC_SCHED_SWITCH (TRC_SCHED + 10) 58 #define TRC_SCHED_S_TIMER_FN (TRC_SCHED + 11) 59 #define TRC_SCHED_T_TIMER_FN (TRC_SCHED + 12) 60 #define TRC_SCHED_DOM_TIMER_FN (TRC_SCHED + 13) 61 #define TRC_SCHED_SWITCH_INFPREV (TRC_SCHED + 14) 62 #define TRC_SCHED_SWITCH_INFNEXT (TRC_SCHED + 15) 63 64 #define TRC_MEM_PAGE_GRANT_MAP (TRC_MEM + 1) 65 #define TRC_MEM_PAGE_GRANT_UNMAP (TRC_MEM + 2) 66 #define TRC_MEM_PAGE_GRANT_TRANSFER (TRC_MEM + 3) 67 68 /* trace events per subclass */ 69 #define TRC_HVM_VMENTRY (TRC_HVM_ENTRYEXIT + 0x01) 70 #define TRC_HVM_VMEXIT (TRC_HVM_ENTRYEXIT + 0x02) 71 #define TRC_HVM_PF_XEN (TRC_HVM_HANDLER + 0x01) 72 #define TRC_HVM_PF_INJECT (TRC_HVM_HANDLER + 0x02) 73 #define TRC_HVM_INJ_EXC (TRC_HVM_HANDLER + 0x03) 74 #define TRC_HVM_INJ_VIRQ (TRC_HVM_HANDLER + 0x04) 75 #define TRC_HVM_REINJ_VIRQ (TRC_HVM_HANDLER + 0x05) 76 #define TRC_HVM_IO_READ (TRC_HVM_HANDLER + 0x06) 77 #define TRC_HVM_IO_WRITE (TRC_HVM_HANDLER + 0x07) 78 #define TRC_HVM_CR_READ (TRC_HVM_HANDLER + 0x08) 79 #define TRC_HVM_CR_WRITE (TRC_HVM_HANDLER + 0x09) 80 #define TRC_HVM_DR_READ (TRC_HVM_HANDLER + 0x0A) 81 #define TRC_HVM_DR_WRITE (TRC_HVM_HANDLER + 0x0B) 82 #define TRC_HVM_MSR_READ (TRC_HVM_HANDLER + 0x0C) 83 #define TRC_HVM_MSR_WRITE (TRC_HVM_HANDLER + 0x0D) 84 #define TRC_HVM_CPUID (TRC_HVM_HANDLER + 0x0E) 85 #define TRC_HVM_INTR (TRC_HVM_HANDLER + 0x0F) 86 #define TRC_HVM_NMI (TRC_HVM_HANDLER + 0x10) 87 #define TRC_HVM_SMI (TRC_HVM_HANDLER + 0x11) 88 #define TRC_HVM_VMMCALL (TRC_HVM_HANDLER + 0x12) 89 #define TRC_HVM_HLT (TRC_HVM_HANDLER + 0x13) 90 #define TRC_HVM_INVLPG (TRC_HVM_HANDLER + 0x14) 91 #define TRC_HVM_MCE (TRC_HVM_HANDLER + 0x15) 92 93 /* This structure represents a single trace buffer record. */ 94 struct t_rec { 95 uint64_t cycles; /* cycle counter timestamp */ 96 uint32_t event; /* event ID */ 97 unsigned long data[5]; /* event data items */ 98 }; 99 100 /* 101 * This structure contains the metadata for a single trace buffer. The head 102 * field, indexes into an array of struct t_rec's. 103 */ 104 struct t_buf { 105 uint32_t cons; /* Next item to be consumed by control tools. */ 106 uint32_t prod; /* Next item to be produced by Xen. */ 107 /* 'nr_recs' records follow immediately after the meta-data header. */ 108 }; 109 110 #endif /* __XEN_PUBLIC_TRACE_H__ */ 111 112 /* 113 * Local variables: 114 * mode: C 115 * c-set-style: "BSD" 116 * c-basic-offset: 4 117 * tab-width: 4 118 * indent-tabs-mode: nil 119 * End: 120 */ 121