85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
/*
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* Simulator of microcontrollers (sim.src/itsrccl.h)
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*
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* Copyright (C) 1999,99 Drotos Daniel, Talker Bt.
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*
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* To contact author send email to drdani@mazsola.iit.uni-miskolc.hu
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*
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*/
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/* This file is part of microcontroller simulator: ucsim.
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UCSIM is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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UCSIM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with UCSIM; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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/*@1@*/
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#ifndef SIM_ITSRCCL_HEADER
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#define SIM_ITSRCCL_HEADER
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#include "pobjcl.h"
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#include "stypes.h"
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/*
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* Represents source of interrupt
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*/
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class cl_it_src: public cl_base
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{
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public:
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uchar ie_mask; // Mask in IE register
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uchar src_reg; // Register in SFR of source
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uchar src_mask; // Mask of source bit in src_reg
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uint addr; // Address of service routine
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bool clr_bit; // Request bit must be cleared when IT accepted
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char *name; // For debug
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bool active; // Acceptance can be disabled
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cl_it_src(uchar Iie_mask,
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uchar Isrc_reg,
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uchar Isrc_mask,
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uint Iaddr,
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bool Iclr_bit,
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char *Iname);
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~cl_it_src(void);
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bool is_active(void);
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virtual void set_active_status(bool Aactive);
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virtual void activate(void);
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virtual void deactivate(void);
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};
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/*
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* This class is used to follow levels of accepted interrupts
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* It used on a stack of active interrupt services (it_levels of cl_uc)
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*/
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class it_level: public cl_base
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{
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public:
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int level;
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uint addr;
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uint PC;
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class cl_it_src *source;
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public:
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it_level(int alevel, uint aaddr, uint aPC, class cl_it_src *is);
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};
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#endif
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/* End of itsrccl.h */
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