trace.h revision 181624
1181624Skmacy/****************************************************************************** 2181624Skmacy * include/public/trace.h 3181624Skmacy * 4181624Skmacy * Permission is hereby granted, free of charge, to any person obtaining a copy 5181624Skmacy * of this software and associated documentation files (the "Software"), to 6181624Skmacy * deal in the Software without restriction, including without limitation the 7181624Skmacy * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 8181624Skmacy * sell copies of the Software, and to permit persons to whom the Software is 9181624Skmacy * furnished to do so, subject to the following conditions: 10181624Skmacy * 11181624Skmacy * The above copyright notice and this permission notice shall be included in 12181624Skmacy * all copies or substantial portions of the Software. 13181624Skmacy * 14181624Skmacy * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15181624Skmacy * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16181624Skmacy * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17181624Skmacy * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18181624Skmacy * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19181624Skmacy * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20181624Skmacy * DEALINGS IN THE SOFTWARE. 21181624Skmacy * 22181624Skmacy * Mark Williamson, (C) 2004 Intel Research Cambridge 23181624Skmacy * Copyright (C) 2005 Bin Ren 24181624Skmacy */ 25181624Skmacy 26181624Skmacy#ifndef __XEN_PUBLIC_TRACE_H__ 27181624Skmacy#define __XEN_PUBLIC_TRACE_H__ 28181624Skmacy 29181624Skmacy/* Trace classes */ 30181624Skmacy#define TRC_CLS_SHIFT 16 31181624Skmacy#define TRC_GEN 0x0001f000 /* General trace */ 32181624Skmacy#define TRC_SCHED 0x0002f000 /* Xen Scheduler trace */ 33181624Skmacy#define TRC_DOM0OP 0x0004f000 /* Xen DOM0 operation trace */ 34181624Skmacy#define TRC_HVM 0x0008f000 /* Xen HVM trace */ 35181624Skmacy#define TRC_MEM 0x0010f000 /* Xen memory trace */ 36181624Skmacy#define TRC_ALL 0xfffff000 37181624Skmacy 38181624Skmacy/* Trace subclasses */ 39181624Skmacy#define TRC_SUBCLS_SHIFT 12 40181624Skmacy 41181624Skmacy/* trace subclasses for SVM */ 42181624Skmacy#define TRC_HVM_ENTRYEXIT 0x00081000 /* VMENTRY and #VMEXIT */ 43181624Skmacy#define TRC_HVM_HANDLER 0x00082000 /* various HVM handlers */ 44181624Skmacy 45181624Skmacy/* Trace events per class */ 46181624Skmacy#define TRC_LOST_RECORDS (TRC_GEN + 1) 47181624Skmacy 48181624Skmacy#define TRC_SCHED_DOM_ADD (TRC_SCHED + 1) 49181624Skmacy#define TRC_SCHED_DOM_REM (TRC_SCHED + 2) 50181624Skmacy#define TRC_SCHED_SLEEP (TRC_SCHED + 3) 51181624Skmacy#define TRC_SCHED_WAKE (TRC_SCHED + 4) 52181624Skmacy#define TRC_SCHED_YIELD (TRC_SCHED + 5) 53181624Skmacy#define TRC_SCHED_BLOCK (TRC_SCHED + 6) 54181624Skmacy#define TRC_SCHED_SHUTDOWN (TRC_SCHED + 7) 55181624Skmacy#define TRC_SCHED_CTL (TRC_SCHED + 8) 56181624Skmacy#define TRC_SCHED_ADJDOM (TRC_SCHED + 9) 57181624Skmacy#define TRC_SCHED_SWITCH (TRC_SCHED + 10) 58181624Skmacy#define TRC_SCHED_S_TIMER_FN (TRC_SCHED + 11) 59181624Skmacy#define TRC_SCHED_T_TIMER_FN (TRC_SCHED + 12) 60181624Skmacy#define TRC_SCHED_DOM_TIMER_FN (TRC_SCHED + 13) 61181624Skmacy#define TRC_SCHED_SWITCH_INFPREV (TRC_SCHED + 14) 62181624Skmacy#define TRC_SCHED_SWITCH_INFNEXT (TRC_SCHED + 15) 63181624Skmacy 64181624Skmacy#define TRC_MEM_PAGE_GRANT_MAP (TRC_MEM + 1) 65181624Skmacy#define TRC_MEM_PAGE_GRANT_UNMAP (TRC_MEM + 2) 66181624Skmacy#define TRC_MEM_PAGE_GRANT_TRANSFER (TRC_MEM + 3) 67181624Skmacy 68181624Skmacy/* trace events per subclass */ 69181624Skmacy#define TRC_HVM_VMENTRY (TRC_HVM_ENTRYEXIT + 0x01) 70181624Skmacy#define TRC_HVM_VMEXIT (TRC_HVM_ENTRYEXIT + 0x02) 71181624Skmacy#define TRC_HVM_PF_XEN (TRC_HVM_HANDLER + 0x01) 72181624Skmacy#define TRC_HVM_PF_INJECT (TRC_HVM_HANDLER + 0x02) 73181624Skmacy#define TRC_HVM_INJ_EXC (TRC_HVM_HANDLER + 0x03) 74181624Skmacy#define TRC_HVM_INJ_VIRQ (TRC_HVM_HANDLER + 0x04) 75181624Skmacy#define TRC_HVM_REINJ_VIRQ (TRC_HVM_HANDLER + 0x05) 76181624Skmacy#define TRC_HVM_IO_READ (TRC_HVM_HANDLER + 0x06) 77181624Skmacy#define TRC_HVM_IO_WRITE (TRC_HVM_HANDLER + 0x07) 78181624Skmacy#define TRC_HVM_CR_READ (TRC_HVM_HANDLER + 0x08) 79181624Skmacy#define TRC_HVM_CR_WRITE (TRC_HVM_HANDLER + 0x09) 80181624Skmacy#define TRC_HVM_DR_READ (TRC_HVM_HANDLER + 0x0A) 81181624Skmacy#define TRC_HVM_DR_WRITE (TRC_HVM_HANDLER + 0x0B) 82181624Skmacy#define TRC_HVM_MSR_READ (TRC_HVM_HANDLER + 0x0C) 83181624Skmacy#define TRC_HVM_MSR_WRITE (TRC_HVM_HANDLER + 0x0D) 84181624Skmacy#define TRC_HVM_CPUID (TRC_HVM_HANDLER + 0x0E) 85181624Skmacy#define TRC_HVM_INTR (TRC_HVM_HANDLER + 0x0F) 86181624Skmacy#define TRC_HVM_NMI (TRC_HVM_HANDLER + 0x10) 87181624Skmacy#define TRC_HVM_SMI (TRC_HVM_HANDLER + 0x11) 88181624Skmacy#define TRC_HVM_VMMCALL (TRC_HVM_HANDLER + 0x12) 89181624Skmacy#define TRC_HVM_HLT (TRC_HVM_HANDLER + 0x13) 90181624Skmacy#define TRC_HVM_INVLPG (TRC_HVM_HANDLER + 0x14) 91181624Skmacy#define TRC_HVM_MCE (TRC_HVM_HANDLER + 0x15) 92181624Skmacy 93181624Skmacy/* This structure represents a single trace buffer record. */ 94181624Skmacystruct t_rec { 95181624Skmacy uint64_t cycles; /* cycle counter timestamp */ 96181624Skmacy uint32_t event; /* event ID */ 97181624Skmacy unsigned long data[5]; /* event data items */ 98181624Skmacy}; 99181624Skmacy 100181624Skmacy/* 101181624Skmacy * This structure contains the metadata for a single trace buffer. The head 102181624Skmacy * field, indexes into an array of struct t_rec's. 103181624Skmacy */ 104181624Skmacystruct t_buf { 105181624Skmacy uint32_t cons; /* Next item to be consumed by control tools. */ 106181624Skmacy uint32_t prod; /* Next item to be produced by Xen. */ 107181624Skmacy /* 'nr_recs' records follow immediately after the meta-data header. */ 108181624Skmacy}; 109181624Skmacy 110181624Skmacy#endif /* __XEN_PUBLIC_TRACE_H__ */ 111181624Skmacy 112181624Skmacy/* 113181624Skmacy * Local variables: 114181624Skmacy * mode: C 115181624Skmacy * c-set-style: "BSD" 116181624Skmacy * c-basic-offset: 4 117181624Skmacy * tab-width: 4 118181624Skmacy * indent-tabs-mode: nil 119181624Skmacy * End: 120181624Skmacy */ 121