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/*!
* \file trc_gen_elem.h
* \brief OpenCSD : Decoder Generic trace element output class.
*
* \copyright Copyright (c) 2015, ARM Limited. All Rights Reserved.
*/
/*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ARM_TRC_GEN_ELEM_H_INCLUDED
#define ARM_TRC_GEN_ELEM_H_INCLUDED
#include "opencsd/trc_gen_elem_types.h"
#include "trc_printable_elem.h"
#include "ocsd_pe_context.h"
/** @addtogroup gen_trc_elem
@{*/
/*!
* @class OcsdTraceElement
* @brief Generic trace element class
*
*/
class OcsdTraceElement : public trcPrintableElem, public ocsd_generic_trace_elem
{
public:
OcsdTraceElement();
OcsdTraceElement(ocsd_gen_trc_elem_t type);
virtual ~OcsdTraceElement() {};
void init();
// set elements API
void setType(const ocsd_gen_trc_elem_t type); //!< set type and init flags
void updateType(const ocsd_gen_trc_elem_t type); //!< change type only - no init
void setContext(const ocsd_pe_context &new_context) { context = new_context; };
void setISA(const ocsd_isa isa_update);
void setCycleCount(const uint32_t cycleCount);
void setEvent(const event_t ev_type, const uint16_t number);
void setTS(const uint64_t ts, const bool freqChange = false);
void setExcepMarker() { excep_data_marker = 1; };
void setExceptionNum(uint32_t excepNum) { exception_number = excepNum; };
void setTraceOnReason(const trace_on_reason_t reason);
void setAddrRange(const ocsd_vaddr_t st_addr, const ocsd_vaddr_t en_addr);
void setLastInstrInfo(const bool exec, const ocsd_instr_type last_i_type, const ocsd_instr_subtype last_i_subtype);
void setAddrStart(const ocsd_vaddr_t st_addr) { this->st_addr = st_addr; };
void setSWTInfo(const ocsd_swt_info_t swt_info) { sw_trace_info = swt_info; };
void setExtendedDataPtr(const void *data_ptr);
// stringize the element
virtual void toString(std::string &str) const;
// get elements API
OcsdTraceElement &operator =(const ocsd_generic_trace_elem* p_elem);
const ocsd_gen_trc_elem_t getType() const { return elem_type; };
// return current context
const ocsd_pe_context &getContext() const { return context; };
private:
void printSWInfoPkt(std::ostringstream &oss) const;
void clearPerPktData(); //!< clear flags that indicate validity / have values on a per packet basis
};
inline OcsdTraceElement::OcsdTraceElement(ocsd_gen_trc_elem_t type)
{
elem_type = type;
}
inline OcsdTraceElement::OcsdTraceElement()
{
elem_type = OCSD_GEN_TRC_ELEM_UNKNOWN;
}
inline void OcsdTraceElement::setCycleCount(const uint32_t cycleCount)
{
cycle_count = cycleCount;
has_cc = 1;
}
inline void OcsdTraceElement::setEvent(const event_t ev_type, const uint16_t number)
{
trace_event.ev_type = (uint16_t)ev_type;
trace_event.ev_number = ev_type == EVENT_NUMBERED ? number : 0;
}
inline void OcsdTraceElement::setAddrRange(const ocsd_vaddr_t st_addr, const ocsd_vaddr_t en_addr)
{
this->st_addr = st_addr;
this->en_addr = en_addr;
}
inline void OcsdTraceElement::setLastInstrInfo(const bool exec, const ocsd_instr_type last_i_type, const ocsd_instr_subtype last_i_subtype)
{
last_instr_exec = exec ? 1 : 0;
this->last_i_type = last_i_type;
this->last_i_subtype = last_i_subtype;
}
inline void OcsdTraceElement::setType(const ocsd_gen_trc_elem_t type)
{
// set the type and clear down the per element flags
elem_type = type;
clearPerPktData();
}
inline void OcsdTraceElement::updateType(const ocsd_gen_trc_elem_t type)
{
elem_type = type;
}
inline void OcsdTraceElement::init()
{
st_addr = en_addr = (ocsd_vaddr_t)-1;
isa = ocsd_isa_unknown;
cycle_count = 0;
timestamp = 0;
context.ctxt_id_valid = 0;
context.vmid_valid = 0;
context.el_valid = 0;
last_i_type = OCSD_INSTR_OTHER;
last_i_subtype = OCSD_S_INSTR_NONE;
clearPerPktData();
}
inline void OcsdTraceElement::clearPerPktData()
{
flag_bits = 0; // union with trace_on_reason / trace_event
ptr_extended_data = 0; // extended data pointer
}
inline void OcsdTraceElement::setTraceOnReason(const trace_on_reason_t reason)
{
trace_on_reason = reason;
}
inline void OcsdTraceElement::setISA(const ocsd_isa isa_update)
{
isa = isa_update;
if(isa > ocsd_isa_unknown)
isa = ocsd_isa_unknown;
}
inline void OcsdTraceElement::setTS(const uint64_t ts, const bool freqChange /*= false*/)
{
timestamp = ts;
cpu_freq_change = freqChange ? 1 : 0;
has_ts = 1;
}
inline void OcsdTraceElement::setExtendedDataPtr(const void *data_ptr)
{
extended_data = 1;
ptr_extended_data = data_ptr;
}
/** @}*/
#endif // ARM_TRC_GEN_ELEM_H_INCLUDED
/* End of File trc_gen_elem.h */
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