Annotation of Gnu-Mach/xen/public/trace.h, revision 1.1

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:  */

unix.superglobalmegacorp.com

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.