//TRACE_EV_START
event(TRACE_EV_START, "This is to mark the trace's start",
      field(magic_number,"Magic number to identify a trace", uint(4)),
      field(arch_type, "Type of architecture", uint(4)),
      field(arch_variant, "Variant of the given type of architecture", uint(4)),
      field(system_type, "Operating system type", uint(4)),
      field(major_version, "Major version of trace", uint(1)),
      field(minor_version, "Minor version of trace", uint(1)),
      field(buffer_size, "Size of buffers", uint(4)),
      field(event_mask, "The event mask", uint(8)),
      field(details_mask, "Are the event details logged", uint(8)),
      field(log_cpuid, "Is the CPUID logged ", uint(1)),
      field(use_tsc, "Are we using TSCs or time deltas?", uint(1))
     );



//TRACE_EV_SYSCALL_ENTRY
event(TRACE_EV_SYSCALL_ENTRY, "Entry in a given system call",
      field(syscall_id, "Syscall entry number in entry.S", uint(1)),
      field(address, "Address from which call was made", uint(4))
     );



//TRACE_EV_SYSCALL_EXIT
event(TRACE_EV_SYSCALL_EXIT, "Exit from a given system call"
     );



//TRACE_EV_TRAP_ENTRY : not for  __s390__
event(TRACE_EV_TRAP_ENTRY, "Entry in a trap",
      field(trap_id, "Trap number", uint(2)),
      field(address, "Address where trap occured", uint(4))
     );



//TRACE_EV_TRAP_EXIT
event(TRACE_EV_TRAP_EXIT, "Exit from a trap"
     );



//TRACE_EV_IRQ_ENTRY
event(TRACE_EV_IRQ_ENTRY, "Entry in an irq",
      field(irq_id, "IRQ number", uint(1)),
      field(kernel, "Are we executing kernel code", uint(1))
     );



//TRACE_EV_IRQ_EXIT
event(TRACE_EV_IRQ_EXIT, "Exit from an irq" 
     );



//TRACE_EV_SCHEDCHANGE
event(TRACE_EV_SCHEDCHANGE, "Scheduling change", 
      field(out, "Outgoing process", uint(4)),
      field(in, "Incoming process", uint(4)),
      field(out_state, "Outgoing process' state", uint(4))
     );



//TRACE_EV_KERNEL_TIMER
event(TRACE_EV_KERNEL_TIMER, "The kernel timer routine has been called"     );



//TRACE_EV_SOFT_IRQ
event(TRACE_EV_SOFT_IRQ, "Hit key part of soft-irq management", 
      field(event_sub_id,"Soft-irq event Id", 
            enum(1,
                  (
                    TRACE_EV_SOFT_IRQ_BOTTOM_HALF = 1,
                    TRACE_EV_SOFT_IRQ_SOFT_IRQ,
		    TRACE_EV_SOFT_IRQ_TASKLET_ACTION,
		    TRACE_EV_SOFT_IRQ_TASKLET_HI_ACTION
                  )
                )
           ),
      field(event_data, "Data associated with event", uint(4))
     );



//TRACE_EV_PROCESS
event(TRACE_EV_PROCESS, "Hit key part of process management",
      field(event_sub_id, "Process event ID",
             enum(1,
                   (
                     TRACE_EV_PROCESS_KTHREAD = 1,
		     TRACE_EV_PROCESS_FORK,
		     TRACE_EV_PROCESS_EXIT,
		     TRACE_EV_PROCESS_WAIT,
		     TRACE_EV_PROCESS_SIGNAL,
		     TRACE_EV_PROCESS_WAKEUP
                   )
                 )
           ),
      field(event_data1, "Data associated with event", uint(4)), 
      field(event_data2, "Data associated with event", uint(4)) 
     );



//TRACE_EV_FILE_SYSTEM
event(TRACE_EV_FILE_SYSTEM, "Hit key part of file system", 
      field(event_sub_id,"File system event ID",
	    enum(1,
		 (
		   TRACE_EV_FILE_SYSTEM_BUF_WAIT_START = 1,
		   TRACE_EV_FILE_SYSTEM_BUF_WAIT_END,
		   TRACE_EV_FILE_SYSTEM_EXEC,
		   TRACE_EV_FILE_SYSTEM_OPEN,
		   TRACE_EV_FILE_SYSTEM_CLOSE,
		   TRACE_EV_FILE_SYSTEM_READ,
		   TRACE_EV_FILE_SYSTEM_WRITE,
		   TRACE_EV_FILE_SYSTEM_SEEK,
		   TRACE_EV_FILE_SYSTEM_IOCTL,
		   TRACE_EV_FILE_SYSTEM_SELECT,
		   TRACE_EV_FILE_SYSTEM_POLL
		 )
                )
           ),
      field(event_data1, " Event data ", uint(4)),
      field(event_data2, " Event data 2", uint(4)),
      field(file_name, "Name of file operated on ", string()) 
     );



//TRACE_EV_TIMER
event(TRACE_EV_TIMER, "Hit key part of timer management", 
      field(event_sub_id, "Timer event ID",
	    enum(1,
	         (
		   TRACE_EV_TIMER_EXPIRED = 1,
		   TRACE_EV_TIMER_SETITIMER,
		   TRACE_EV_TIMER_SETTIMEOUT
	         )
	        )
	   ), 
      field(event_sdata, "Short data", uint(1)), 
      field(event_data1, "Data associated with event", uint(4)),
      field(event_data2, "Data associated with event", uint(4))
     );



//TRACE_EV_MEMORY
event(TRACE_EV_MEMORY, "Hit key part of memory management", 
      field(event_sub_id, "",
	    enum(1,
		 (
		   TRACE_EV_MEMORY_PAGE_ALLOC = 1,
		   TRACE_EV_MEMORY_PAGE_FREE,
		   TRACE_EV_MEMORY_SWAP_IN,
		   TRACE_EV_MEMORY_SWAP_OUT,
		   TRACE_EV_MEMORY_PAGE_WAIT_START,
		   TRACE_EV_MEMORY_PAGE_WAIT_END
		 )
		)
	   ),
      field(event_data, "Data associated with event", uint(4))
     );



//TRACE_EV_SOCKET
event(TRACE_EV_SOCKET, "Hit key part of socket communication",
      field(event_sub_id, "Socket event ID",
	    enum(1,
		 (
		   TRACE_EV_SOCKET_CALL = 1,
		   TRACE_EV_SOCKET_CREATE,
		   TRACE_EV_SOCKET_SEND,
		   TRACE_EV_SOCKET_RECEIVE
		 )
		) 
	   ),
      field(event_data1, "Data associated with event", uint(4)),
      field(event_data2, "Data associated with event", uint(4))
     );



//TRACE_EV_IPC
event(TRACE_EV_IPC, "Hit key part of System V IPC", 
      field(event_sub_id, "IPC event ID",
	    enum(1,
		 (
		   TRACE_EV_IPC_CALL = 1,
		   TRACE_EV_IPC_MSG_CREATE,
		   TRACE_EV_IPC_SEM_CREATE,
		   TRACE_EV_IPC_SHM_CREATE
		 )
		)
	   ),
      field(event_data1, "Data associated with event", uint(4)),
      field(event_data2, "Data associated with event", uint(4))
     );



//TRACE_EV_NETWORK
event(TRACE_EV_NETWORK, "Hit key part of network communication",
      field(event_sub_id, "Network event ID",
	    enum(1,
		 (
		   TRACE_EV_NETWORK_PACKET_IN = 1,
		   TRACE_EV_NETWORK_PACKET_OUT
		 )
		)
	   ), 
      field(event_data, "Event data", uint(4))
     );



//TRACE_EV_BUFFER_START
event(TRACE_EV_BUFFER_START, "Mark the begining of a trace buffer", 
      field(time, "Time stamp of this buffer",array(2,int(8)) ),
      field(tsc,"TSC of this buffer, if applicable",uint(4)),
      field(id, "Unique buffer ID", uint(4))
     );



//TRACE_EV_BUFFER_END
event(TRACE_EV_BUFFER_END, "Mark the ending of a trace buffer", 
      field(time, "Time stamp of this buffer",array(2,int(8)) ),
      field(tsc,"TSC of this buffer, if applicable",uint(4))
     );



//TRACE_EV_NEW_EVENT
event(TRACE_EV_NEW_EVENT, "New event type", 
      field(id, "Custom event ID", uint(4)),
      field(type, "Event type description", string()),
      field(desc, "Detailed event description", string()),
      field(format_type, "Type of formatting", uint(4)),
      field(form, "Data specific to format", string())
     );



//TRACE_EV_CUSTOM
event(TRACE_EV_CUSTOM, "Custom event" 
     );



//TRACE_EV_CHANGE_MASK
event(TRACE_EV_CHANGE_MASK, "Change in event mask", 
      field(mask, "Event mask",uint(8) )
     );



//TRACE_EV_HEARTBEAT
event(TRACE_EV_HEARTBEAT, "Heartbeat event" );