194a420b1SStefan Hajnoczi# Trace events for debugging and performance instrumentation 294a420b1SStefan Hajnoczi# 394a420b1SStefan Hajnoczi# This file is processed by the tracetool script during the build. 494a420b1SStefan Hajnoczi# 594a420b1SStefan Hajnoczi# To add a new trace event: 694a420b1SStefan Hajnoczi# 794a420b1SStefan Hajnoczi# 1. Choose a name for the trace event. Declare its arguments and format 894a420b1SStefan Hajnoczi# string. 994a420b1SStefan Hajnoczi# 1094a420b1SStefan Hajnoczi# 2. Call the trace event from code using trace_##name, e.g. multiwrite_cb() -> 1194a420b1SStefan Hajnoczi# trace_multiwrite_cb(). The source file must #include "trace.h". 1294a420b1SStefan Hajnoczi# 1394a420b1SStefan Hajnoczi# Format of a trace event: 1494a420b1SStefan Hajnoczi# 151e2cf2bcSStefan Hajnoczi# [disable] <name>(<type1> <arg1>[, <type2> <arg2>] ...) "<format-string>" 1694a420b1SStefan Hajnoczi# 17a74cd8ccSFrediano Ziglio# Example: g_malloc(size_t size) "size %zu" 1894a420b1SStefan Hajnoczi# 191e2cf2bcSStefan Hajnoczi# The "disable" keyword will build without the trace event. 201e2cf2bcSStefan Hajnoczi# 2194a420b1SStefan Hajnoczi# The <name> must be a valid as a C function name. 2294a420b1SStefan Hajnoczi# 2394a420b1SStefan Hajnoczi# Types should be standard C types. Use void * for pointers because the trace 2494a420b1SStefan Hajnoczi# system may not have the necessary headers included. 2594a420b1SStefan Hajnoczi# 2694a420b1SStefan Hajnoczi# The <format-string> should be a sprintf()-compatible format string. 27cd245a19SStefan Hajnoczi 28*4a1cba38SStefan Hajnoczi# aio-posix.c 29*4a1cba38SStefan Hajnoczirun_poll_handlers_begin(void *ctx, int64_t max_ns) "ctx %p max_ns %"PRId64 30*4a1cba38SStefan Hajnoczirun_poll_handlers_end(void *ctx, bool progress) "ctx %p progress %d" 31*4a1cba38SStefan Hajnoczi 32d354c7ecSPaolo Bonzini# thread-pool.c 33b811203cSStefan Hajnoczithread_pool_submit(void *pool, void *req, void *opaque) "pool %p req %p opaque %p" 34b811203cSStefan Hajnoczithread_pool_complete(void *pool, void *req, void *opaque, int ret) "pool %p req %p opaque %p ret %d" 35d354c7ecSPaolo Bonzinithread_pool_cancel(void *req, void *opaque) "req %p opaque %p" 36d354c7ecSPaolo Bonzini 37bd3c9aa5SPrerna Saxena# ioport.c 386f94b7d9SPaolo Bonzinicpu_in(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u" 396f94b7d9SPaolo Bonzinicpu_out(unsigned int addr, char size, unsigned int val) "addr %#x(%c) value %u" 4062dd89deSPrerna Saxena 4162dd89deSPrerna Saxena# balloon.c 4262dd89deSPrerna Saxena# Since requests are raised via monitor, not many tracepoints are needed. 4347f08d7aSLluísballoon_event(void *opaque, unsigned long addr) "opaque %p addr %lu" 44d8023f31SBlue Swirl 4594b0b5ffSStefan Hajnoczi# vl.c 4647f08d7aSLluísvm_state_notify(int running, int reason) "running %d reason %d" 474524051cSGerd Hoffmannload_file(const char *name, const char *path) "name %s location %s" 487e866003SKazuya Saitorunstate_set(int new_state) "new state %d" 494fed9421SAlexey Kardashevskiysystem_wakeup_request(int reason) "reason=%d" 50bc78cff9SYang Zhiyongqemu_system_shutdown_request(void) "" 51bc78cff9SYang Zhiyongqemu_system_powerdown_request(void) "" 52298800caSStefan Hajnoczi 53cbcc6336SAlon Levy# spice-qemu-char.c 5447f08d7aSLluísspice_vmc_write(ssize_t out, int len) "spice wrottn %zd of requested %d" 5547f08d7aSLluísspice_vmc_read(int bytes, int len) "spice read %d of requested %d" 5647f08d7aSLluísspice_vmc_register_interface(void *scd) "spice vmc registered interface %p" 5747f08d7aSLluísspice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p" 585a49d3e9SMarc-André Lureauspice_vmc_event(int event) "spice vmc event %d" 594ef66fa7SMichael Walle 6040893768SMarkus Armbruster# xen-hvm.c 6147f08d7aSLluísxen_ram_alloc(unsigned long ram_addr, unsigned long size) "requested: %#lx, size %#lx" 6220581d20SAvi Kivityxen_client_set_memory(uint64_t start_addr, unsigned long size, bool log_dirty) "%#"PRIx64" size %#lx, log_dirty %i" 63b7665c60SPaul Durrantxen_default_ioreq_server(void) "" 643996e85cSPaul Durrantxen_ioreq_server_create(uint32_t id) "id: %u" 653996e85cSPaul Durrantxen_ioreq_server_destroy(uint32_t id) "id: %u" 663996e85cSPaul Durrantxen_ioreq_server_state(uint32_t id, bool enable) "id: %u: enable: %i" 673996e85cSPaul Durrantxen_map_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 683996e85cSPaul Durrantxen_unmap_mmio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 693996e85cSPaul Durrantxen_map_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 703996e85cSPaul Durrantxen_unmap_portio_range(uint32_t id, uint64_t start_addr, uint64_t end_addr) "id: %u start: %#"PRIx64" end: %#"PRIx64 713996e85cSPaul Durrantxen_map_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x" 723996e85cSPaul Durrantxen_unmap_pcidev(uint32_t id, uint8_t bus, uint8_t dev, uint8_t func) "id: %u bdf: %02x.%02x.%02x" 73eeb6b13aSDon Slutzhandle_ioreq(void *req, uint32_t type, uint32_t dir, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p type=%d dir=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" 74eeb6b13aSDon Slutzhandle_ioreq_read(void *req, uint32_t type, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p read type=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" 75eeb6b13aSDon Slutzhandle_ioreq_write(void *req, uint32_t type, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p write type=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" 76eeb6b13aSDon Slutzcpu_ioreq_pio(void *req, uint32_t dir, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p pio dir=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" 77eeb6b13aSDon Slutzcpu_ioreq_pio_read_reg(void *req, uint64_t data, uint64_t addr, uint32_t size) "I/O=%p pio read reg data=%#"PRIx64" port=%#"PRIx64" size=%d" 78eeb6b13aSDon Slutzcpu_ioreq_pio_write_reg(void *req, uint64_t data, uint64_t addr, uint32_t size) "I/O=%p pio write reg data=%#"PRIx64" port=%#"PRIx64" size=%d" 79eeb6b13aSDon Slutzcpu_ioreq_move(void *req, uint32_t dir, uint32_t df, uint32_t data_is_ptr, uint64_t addr, uint64_t data, uint32_t count, uint32_t size) "I/O=%p copy dir=%d df=%d ptr=%d port=%#"PRIx64" data=%#"PRIx64" count=%d size=%d" 80432d268cSJun Nakajima 81432d268cSJun Nakajima# xen-mapcache.c 82689d7e2fSStefan Hajnoczixen_map_cache(uint64_t phys_addr) "want %#"PRIx64 83689d7e2fSStefan Hajnoczixen_remap_bucket(uint64_t index) "index %#"PRIx64 8447f08d7aSLluísxen_map_cache_return(void* ptr) "%p" 85050a0ddfSAnthony PERARD 8689bd820aSStefan Hajnoczi# monitor.c 8789bd820aSStefan Hajnoczihandle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\"" 8893f8f982SMarkus Armbrustermonitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p" 89afeecec2SDaniel P. Berrangemonitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p" 9093f8f982SMarkus Armbrustermonitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64 91afeecec2SDaniel P. Berrangemonitor_protocol_event_throttle(uint32_t event, uint64_t rate) "event=%d rate=%" PRId64 92342407fdSMax Filippov 93c57c4658SKevin Wolf# dma-helpers.c 94cbe0ed62SPaolo Bonzinidma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d" 95c57c4658SKevin Wolfdma_aio_cancel(void *dbs) "dbs=%p" 96c57c4658SKevin Wolfdma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p" 974be74634SMarkus Armbrusterdma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d" 98c57c4658SKevin Wolfdma_map_wait(void *dbs) "dbs=%p" 99cdbc19ddSAlon Levy 1009c775729SKazuya Saito# kvm-all.c 1014fe6e9ecSAlexey Kardashevskiykvm_ioctl(int type, void *arg) "type 0x%x, arg %p" 1024fe6e9ecSAlexey Kardashevskiykvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p" 1034fe6e9ecSAlexey Kardashevskiykvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p" 104b76ac80aSKazuya Saitokvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d" 1050a6a7ccaSChristoffer Dallkvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p" 106ada4135fSCornelia Huckkvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s" 107ada4135fSCornelia Huckkvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s" 10854a6c11bSPeter Xukvm_irqchip_commit_routes(void) "" 10954a6c11bSPeter Xukvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d" 11054a6c11bSPeter Xukvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d" 111b76ac80aSKazuya Saito 1126db8b538SAlex Bennée# TCG related tracing (mostly disabled by default) 1136db8b538SAlex Bennée# cpu-exec.c 1146db8b538SAlex Bennéedisable exec_tb(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR 1156db8b538SAlex Bennéedisable exec_tb_nocache(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR 116819af24bSSergey Fedorovdisable exec_tb_exit(void *last_tb, unsigned int flags) "tb:%p flags=%x" 1176db8b538SAlex Bennée 1186db8b538SAlex Bennée# translate-all.c 1196db8b538SAlex Bennéetranslate_block(void *tb, uintptr_t pc, uint8_t *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p" 1206db8b538SAlex Bennée 12155d5d048SPaolo Bonzini# memory.c 1225a68be94SHollis Blanchardmemory_region_ops_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" 1235a68be94SHollis Blanchardmemory_region_ops_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" 1245a68be94SHollis Blanchardmemory_region_subpage_read(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset %#"PRIx64" value %#"PRIx64" size %u" 1255a68be94SHollis Blanchardmemory_region_subpage_write(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset %#"PRIx64" value %#"PRIx64" size %u" 126f2d08942SHollis Blanchardmemory_region_tb_read(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u" 127f2d08942SHollis Blanchardmemory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned size) "cpu %d addr %#"PRIx64" value %#"PRIx64" size %u" 1284a2e242bSAlex Williamsonmemory_region_ram_device_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" 1294a2e242bSAlex Williamsonmemory_region_ram_device_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr %#"PRIx64" value %#"PRIx64" size %u" 13055d5d048SPaolo Bonzini 131dcdaadb6SLluís Vilanova### Guest events, keep at bottom 132dcdaadb6SLluís Vilanova 133b9d72215SLluís Vilanova 134b9d72215SLluís Vilanova## vCPU 135b9d72215SLluís Vilanova 136b9d72215SLluís Vilanova# Hot-plug a new virtual (guest) CPU 137b9d72215SLluís Vilanova# 138f5e2b3beSLluís Vilanova# Mode: user, softmmu 139b9d72215SLluís Vilanova# Targets: all 140b9d72215SLluís Vilanovavcpu guest_cpu_enter(void) 141b9d72215SLluís Vilanova 1422cc2d082SLluís Vilanova# Reset the state of a virtual (guest) CPU 1432cc2d082SLluís Vilanova# 144f5e2b3beSLluís Vilanova# Mode: user, softmmu 1452cc2d082SLluís Vilanova# Targets: all 1462cc2d082SLluís Vilanovavcpu guest_cpu_reset(void) 1472cc2d082SLluís Vilanova 148dcdaadb6SLluís Vilanova# @vaddr: Access' virtual address. 149dcdaadb6SLluís Vilanova# @info : Access' information (see below). 150dcdaadb6SLluís Vilanova# 151dcdaadb6SLluís Vilanova# Start virtual memory access (before any potential access violation). 152dcdaadb6SLluís Vilanova# 153dcdaadb6SLluís Vilanova# Does not include memory accesses performed by devices. 154dcdaadb6SLluís Vilanova# 155dcdaadb6SLluís Vilanova# Access information can be parsed as: 156dcdaadb6SLluís Vilanova# 157dcdaadb6SLluís Vilanova# struct mem_info { 158dcdaadb6SLluís Vilanova# uint8_t size_shift : 2; /* interpreted as "1 << size_shift" bytes */ 159dcdaadb6SLluís Vilanova# bool sign_extend: 1; /* sign-extended */ 160dcdaadb6SLluís Vilanova# uint8_t endianness : 1; /* 0: little, 1: big */ 161dcdaadb6SLluís Vilanova# bool store : 1; /* wheter it's a store operation */ 162dcdaadb6SLluís Vilanova# }; 163dcdaadb6SLluís Vilanova# 16443e21e49SLluís Vilanova# Mode: user, softmmu 165dcdaadb6SLluís Vilanova# Targets: TCG(all) 166dcdaadb6SLluís Vilanovadisable vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" 1679c15e700SLluís Vilanova 1689c15e700SLluís Vilanova# @num: System call number. 1699c15e700SLluís Vilanova# @arg*: System call argument value. 1709c15e700SLluís Vilanova# 1719c15e700SLluís Vilanova# Start executing a guest system call in syscall emulation mode. 1729c15e700SLluís Vilanova# 17343e21e49SLluís Vilanova# Mode: user 1749c15e700SLluís Vilanova# Targets: TCG(all) 1759c15e700SLluís Vilanovadisable vcpu guest_user_syscall(uint64_t num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6, uint64_t arg7, uint64_t arg8) "num=0x%016"PRIx64" arg1=0x%016"PRIx64" arg2=0x%016"PRIx64" arg3=0x%016"PRIx64" arg4=0x%016"PRIx64" arg5=0x%016"PRIx64" arg6=0x%016"PRIx64" arg7=0x%016"PRIx64" arg8=0x%016"PRIx64 1769c15e700SLluís Vilanova 1779c15e700SLluís Vilanova# @num: System call number. 1789c15e700SLluís Vilanova# @ret: System call result value. 1799c15e700SLluís Vilanova# 1809c15e700SLluís Vilanova# Finish executing a guest system call in syscall emulation mode. 1819c15e700SLluís Vilanova# 18243e21e49SLluís Vilanova# Mode: user 1839c15e700SLluís Vilanova# Targets: TCG(all) 1849c15e700SLluís Vilanovadisable vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64 185