51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
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/*
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* libtilemcore - Graphing calculator emulation library
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*
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* Copyright (C) 2009 Benjamin Moody
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef _TILEM_X3_H
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#define _TILEM_X3_H
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enum {
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PORT2, /* port 2 (memory mapping) */
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PORT3, /* mask of enabled interrupts */
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PORT4, /* mapping mode + timer speed */
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ROM_BANK, /* current ROM bank for port 2 mapping */
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NUM_HW_REGS
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};
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#define HW_REG_NAMES { "port2", "port3", "port4", "rom_bank" }
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#define TIMER_INT1 (TILEM_NUM_SYS_TIMERS + 1)
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#define TIMER_INT2A (TILEM_NUM_SYS_TIMERS + 2)
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#define TIMER_INT2B (TILEM_NUM_SYS_TIMERS + 3)
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#define NUM_HW_TIMERS 3
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#define HW_TIMER_NAMES { "int1", "int2a", "int2b" }
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void x3_reset(TilemCalc* calc);
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byte x3_z80_in(TilemCalc* calc, dword port);
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void x3_z80_out(TilemCalc* calc, dword port, byte value);
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void x3_z80_ptimer(TilemCalc* calc, int id);
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void x3_z80_wrmem(TilemCalc* calc, dword addr, byte value);
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byte x3_z80_rdmem(TilemCalc* calc, dword addr);
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dword x3_mem_ltop(TilemCalc* calc, dword addr);
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dword x3_mem_ptol(TilemCalc* calc, dword addr);
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#endif
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