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/*
* LinuxEvents.h
*
* Copyright (C) 2000, 2001, 2002 Karim Yaghmour (karym@opersys.com).
*
* This header is distributed under GPL.
*
* Linux events being traced.
*
* History :
* K.Y., 31/05/1999, Initial typing.
*
*/
#ifndef __TRACE_TOOLKIT_LINUX_HEADER__
#define __TRACE_TOOLKIT_LINUX_HEADER__
#include <LTTTypes.h>
/* Traced events */
#define TRACE_START 0 /* This is to mark the trace's start */
#define TRACE_SYSCALL_ENTRY 1 /* Entry in a given system call */
#define TRACE_SYSCALL_EXIT 2 /* Exit from a given system call */
#define TRACE_TRAP_ENTRY 3 /* Entry in a trap */
#define TRACE_TRAP_EXIT 4 /* Exit from a trap */
#define TRACE_IRQ_ENTRY 5 /* Entry in an irq */
#define TRACE_IRQ_EXIT 6 /* Exit from an irq */
#define TRACE_SCHEDCHANGE 7 /* Scheduling change */
#define TRACE_KERNEL_TIMER 8 /* The kernel timer routine has been called */
#define TRACE_SOFT_IRQ 9 /* Hit key part of soft-irq management */
#define TRACE_PROCESS 10 /* Hit key part of process management */
#define TRACE_FILE_SYSTEM 11 /* Hit key part of file system */
#define TRACE_TIMER 12 /* Hit key part of timer management */
#define TRACE_MEMORY 13 /* Hit key part of memory management */
#define TRACE_SOCKET 14 /* Hit key part of socket communication */
#define TRACE_IPC 15 /* Hit key part of inter-process communication */
#define TRACE_NETWORK 16 /* Hit key part of network communication */
#define TRACE_BUFFER_START 17 /* Mark the begining of a trace buffer */
#define TRACE_BUFFER_END 18 /* Mark the ending of a trace buffer */
#define TRACE_NEW_EVENT 19 /* New event type */
#define TRACE_CUSTOM 20 /* Custom event */
#define TRACE_CHANGE_MASK 21 /* Change in event mask */
/* Number of traced events */
#define TRACE_MAX TRACE_CHANGE_MASK
/* Architecture types */
#define TRACE_ARCH_TYPE_I386 1 /* i386 system */
#define TRACE_ARCH_TYPE_PPC 2 /* PPC system */
#define TRACE_ARCH_TYPE_SH 3 /* SH system */
#define TRACE_ARCH_TYPE_S390 4 /* S/390 system */
#define TRACE_ARCH_TYPE_MIPS 5 /* MIPS system */
/* Standard definitions for variants */
#define TRACE_ARCH_VARIANT_NONE 0 /* Main architecture implementation */
/* PowerPC variants */
#define TRACE_ARCH_VARIANT_PPC_4xx 1 /* 4xx systems (IBM embedded series) */
#define TRACE_ARCH_VARIANT_PPC_6xx 2 /* 6xx/7xx/74xx/8260/POWER3 systems (desktop flavor) */
#define TRACE_ARCH_VARIANT_PPC_8xx 3 /* 8xx system (Motoral embedded series) */
#define TRACE_ARCH_VARIANT_PPC_ISERIES 4 /* 8xx system (iSeries) */
/* System types */
#define TRACE_SYS_TYPE_VANILLA_LINUX 1 /* Vanilla linux kernel */
#define TRACE_SYS_TYPE_RTAI_LINUX 2 /* RTAI patched linux kernel */
/* The information logged when the tracing is started */
#define TRACER_MAGIC_NUMBER 0x00D6B7ED /* That day marks an important historical event ... */
#define TRACER_SUP_VERSION_MAJOR 1 /* Major version number */
#define TRACER_SUP_VERSION_MINOR 14 /* Minor version number */
typedef struct _trace_start
{
uint32_t MagicNumber; /* Magic number to identify a trace */
uint32_t ArchType; /* Type of architecture */
uint32_t ArchVariant; /* Variant of the given type of architecture */
uint32_t SystemType; /* Operating system type */
uint8_t MajorVersion; /* Major version of trace */
uint8_t MinorVersion; /* Minor version of trace */
uint32_t BufferSize; /* Size of buffers */
trace_event_mask EventMask; /* The event mask */
trace_event_mask DetailsMask; /* Are the event details logged */
uint8_t LogCPUID; /* Is the CPUID logged */
} LTT_PACKED_STRUCT trace_start;
#define START_EVENT(X) ((trace_start*)X)
/* TRACE_SYSCALL_ENTRY */
typedef struct _trace_syscall_entry
{
uint8_t syscall_id; /* Syscall entry number in entry.S */
uint32_t address; /* Address from which call was made */
} LTT_PACKED_STRUCT trace_syscall_entry;
#define SYSCALL_EVENT(X) ((trace_syscall_entry*)X)
/* TRACE_TRAP_ENTRY */
typedef struct _trace_trap_entry
{
uint16_t trap_id; /* Trap number */
uint32_t address; /* Address where trap occured */
} LTT_PACKED_STRUCT trace_trap_entry;
typedef struct _trace_trap_entry_s390
{
uint64_t trap_id; /* Trap number */
uint32_t address; /* Address where trap occured */
} LTT_PACKED_STRUCT trace_trap_entry_s390;
#define TRAP_EVENT(X) ((trace_trap_entry*)X)
#define TRAP_EVENT_S390(X) ((trace_trap_entry_s390*)X)
/* TRACE_IRQ_ENTRY */
typedef struct _trace_irq_entry
{
uint8_t irq_id; /* IRQ number */
uint8_t kernel; /* Are we executing kernel code */
} LTT_PACKED_STRUCT trace_irq_entry;
#define IRQ_EVENT(X) ((trace_irq_entry*)X)
/* TRACE_SCHEDCHANGE */
typedef struct _trace_schedchange
{
uint32_t out; /* Outgoing process */
uint32_t in; /* Incoming process */
uint32_t out_state; /* Outgoing process' state */
} LTT_PACKED_STRUCT trace_schedchange;
#define SCHED_EVENT(X) ((trace_schedchange*)X)
/* TRACE_SOFT_IRQ */
#define TRACE_SOFT_IRQ_BOTTOM_HALF 1 /* Conventional bottom-half */
#define TRACE_SOFT_IRQ_SOFT_IRQ 2 /* Real soft-irq */
#define TRACE_SOFT_IRQ_TASKLET_ACTION 3 /* Tasklet action */
#define TRACE_SOFT_IRQ_TASKLET_HI_ACTION 4 /* Tasklet hi-action */
typedef struct _trace_soft_irq
{
uint8_t event_sub_id; /* Soft-irq event Id */
uint32_t event_data; /* Data associated with event */
} LTT_PACKED_STRUCT trace_soft_irq;
#define SOFT_IRQ_EVENT(X) ((trace_soft_irq*)X)
/* TRACE_PROCESS */
#define TRACE_PROCESS_KTHREAD 1 /* Creation of a kernel thread */
#define TRACE_PROCESS_FORK 2 /* A fork or clone occured */
#define TRACE_PROCESS_EXIT 3 /* An exit occured */
#define TRACE_PROCESS_WAIT 4 /* A wait occured */
#define TRACE_PROCESS_SIGNAL 5 /* A signal has been sent */
#define TRACE_PROCESS_WAKEUP 6 /* Wake up a process */
typedef struct _trace_process
{
uint8_t event_sub_id; /* Process event ID */
uint32_t event_data1; /* Data associated with event */
uint32_t event_data2;
} LTT_PACKED_STRUCT trace_process;
#define PROC_EVENT(X) ((trace_process*)X)
/* TRACE_FILE_SYSTEM */
#define TRACE_FILE_SYSTEM_BUF_WAIT_START 1 /* Starting to wait for a data buffer */
#define TRACE_FILE_SYSTEM_BUF_WAIT_END 2 /* End to wait for a data buffer */
#define TRACE_FILE_SYSTEM_EXEC 3 /* An exec occured */
#define TRACE_FILE_SYSTEM_OPEN 4 /* An open occured */
#define TRACE_FILE_SYSTEM_CLOSE 5 /* A close occured */
#define TRACE_FILE_SYSTEM_READ 6 /* A read occured */
#define TRACE_FILE_SYSTEM_WRITE 7 /* A write occured */
#define TRACE_FILE_SYSTEM_SEEK 8 /* A seek occured */
#define TRACE_FILE_SYSTEM_IOCTL 9 /* An ioctl occured */
#define TRACE_FILE_SYSTEM_SELECT 10 /* A select occured */
#define TRACE_FILE_SYSTEM_POLL 11 /* A poll occured */
typedef struct _trace_file_system
{
uint8_t event_sub_id; /* File system event ID */
uint32_t event_data1; /* Event data */
uint32_t event_data2; /* Event data 2 */
char* file_name; /* Name of file operated on */
} LTT_PACKED_STRUCT trace_file_system;
#define FS_EVENT(X) ((trace_file_system*)X)
#define FS_EVENT_FILENAME(X) ((char*) ((X) + sizeof(trace_file_system)))
/* TRACE_TIMER */
#define TRACE_TIMER_EXPIRED 1 /* Timer expired */
#define TRACE_TIMER_SETITIMER 2 /* Setting itimer occurred */
#define TRACE_TIMER_SETTIMEOUT 3 /* Setting sched timeout occurred */
typedef struct _trace_timer
{
uint8_t event_sub_id; /* Timer event ID */
uint8_t event_sdata; /* Short data */
uint32_t event_data1; /* Data associated with event */
uint32_t event_data2;
} LTT_PACKED_STRUCT trace_timer;
#define TIMER_EVENT(X) ((trace_timer*)X)
/* TRACE_MEMORY */
#define TRACE_MEMORY_PAGE_ALLOC 1 /* Allocating pages */
#define TRACE_MEMORY_PAGE_FREE 2 /* Freing pages */
#define TRACE_MEMORY_SWAP_IN 3 /* Swaping pages in */
#define TRACE_MEMORY_SWAP_OUT 4 /* Swaping pages out */
#define TRACE_MEMORY_PAGE_WAIT_START 5 /* Start to wait for page */
#define TRACE_MEMORY_PAGE_WAIT_END 6 /* End to wait for page */
typedef struct _trace_memory
{
uint8_t event_sub_id; /* Memory event ID */
unsigned long event_data; /* Data associated with event */
} LTT_PACKED_STRUCT trace_memory;
#define MEM_EVENT(X) ((trace_memory*)X)
/* TRACE_SOCKET */
#define TRACE_SOCKET_CALL 1 /* A socket call occured */
#define TRACE_SOCKET_CREATE 2 /* A socket has been created */
#define TRACE_SOCKET_SEND 3 /* Data was sent to a socket */
#define TRACE_SOCKET_RECEIVE 4 /* Data was read from a socket */
typedef struct _trace_socket
{
uint8_t event_sub_id; /* Socket event ID */
uint32_t event_data1; /* Data associated with event */
uint32_t event_data2; /* Data associated with event */
} LTT_PACKED_STRUCT trace_socket;
#define SOCKET_EVENT(X) ((trace_socket*)X)
/* TRACE_IPC */
#define TRACE_IPC_CALL 1 /* A System V IPC call occured */
#define TRACE_IPC_MSG_CREATE 2 /* A message queue has been created */
#define TRACE_IPC_SEM_CREATE 3 /* A semaphore was created */
#define TRACE_IPC_SHM_CREATE 4 /* A shared memory segment has been created */
typedef struct _trace_ipc
{
uint8_t event_sub_id; /* IPC event ID */
uint32_t event_data1; /* Data associated with event */
uint32_t event_data2; /* Data associated with event */
} LTT_PACKED_STRUCT trace_ipc;
#define IPC_EVENT(X) ((trace_ipc*)X)
/* TRACE_NETWORK */
#define TRACE_NETWORK_PACKET_IN 1 /* A packet came in */
#define TRACE_NETWORK_PACKET_OUT 2 /* A packet was sent */
typedef struct _trace_network
{
uint8_t event_sub_id; /* Network event ID */
uint32_t event_data; /* Event data */
} LTT_PACKED_STRUCT trace_network;
#define NET_EVENT(X) ((trace_network*)X)
/* Start and end of trace buffer information */
typedef struct _trace_buffer_start
{
struct timeval Time; /* Time stamp of this buffer */
uint32_t ID; /* Unique buffer ID */
} LTT_PACKED_STRUCT trace_buffer_start;
/* Maximal size a custom event can have */
#define CUSTOM_EVENT_MAX_SIZE 8192
/* String length limits for custom events creation */
#define CUSTOM_EVENT_TYPE_STR_LEN 20
#define CUSTOM_EVENT_DESC_STR_LEN 100
#define CUSTOM_EVENT_FORM_STR_LEN 256
/* Type of custom event formats */
#define CUSTOM_EVENT_FORMAT_TYPE_NONE 0
#define CUSTOM_EVENT_FORMAT_TYPE_STR 1
#define CUSTOM_EVENT_FORMAT_TYPE_HEX 2
#define CUSTOM_EVENT_FORMAT_TYPE_XML 3
#define CUSTOM_EVENT_FORMAT_TYPE_IBM 4
typedef struct _trace_new_event
{
/* Basics */
uint32_t id; /* Custom event ID */
char type[CUSTOM_EVENT_TYPE_STR_LEN]; /* Event type description */
char desc[CUSTOM_EVENT_DESC_STR_LEN]; /* Detailed event description */
/* Custom formatting */
uint32_t format_type; /* Type of formatting */
char form[CUSTOM_EVENT_FORM_STR_LEN]; /* Data specific to format */
} LTT_PACKED_STRUCT trace_new_event;
#define NEW_EVENT(X) ((trace_new_event*) X)
typedef struct _trace_custom
{
uint32_t id; /* Event ID */
uint32_t data_size; /* Size of data recorded by event */
void* data; /* Data recorded by event */
} LTT_PACKED_STRUCT trace_custom;
#define CUSTOM_EVENT(X) ((trace_custom*) X)
/* TRACE_CHANGE_MASK */
typedef struct _trace_change_mask
{
trace_event_mask mask; /* Event mask */
} LTT_PACKED_STRUCT trace_change_mask;
#define CHMASK_EVENT(X) ((trace_change_mask*) X)
#endif /* __TRACE_TOOLKIT_LINUX_HEADER__ */
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