/********************************************************************* dvstate.h State debugger view. **************************************************************************** Copyright Aaron Giles All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * 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. * Neither the name 'MAME' 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 AARON GILES ''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 AARON GILES 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 __DVSTATE_H__ #define __DVSTATE_H__ #include "debugvw.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // data sources for state views class debug_view_state_source : public debug_view_source { friend class debug_view_state; // construction/destruction debug_view_state_source(const char *name, device_t &device); public: // getters device_t &device() const { return m_device; } private: // internal state device_t & m_device; // underlying device device_state_interface *m_stateintf; // state interface device_execute_interface *m_execintf; // execution interface }; // debug view for state class debug_view_state : public debug_view { friend resource_pool_object::~resource_pool_object(); friend class debug_view_manager; // construction/destruction debug_view_state(running_machine &machine, debug_view_osd_update_func osdupdate, void *osdprivate); virtual ~debug_view_state(); protected: // view overrides virtual void view_update(); virtual void view_notify(debug_view_notification type); private: struct state_item { state_item(int index, const char *name, UINT8 valuechars); state_item * m_next; // next item UINT64 m_lastval; // last value UINT64 m_currval; // current value int m_index; // index UINT8 m_vallen; // number of value chars astring m_symbol; // symbol }; // internal helpers void enumerate_sources(); void reset(); void recompute(); // internal state int m_divider; // dividing column UINT64 m_last_update; // execution counter at last update state_item * m_state_list; // state data // constants static const int REG_DIVIDER = -10; static const int REG_CYCLES = -11; static const int REG_BEAMX = -12; static const int REG_BEAMY = -13; static const int REG_FRAME = -14; }; #endif