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- /* ======================================================================== */
- /* ========================= LICENSING & COPYRIGHT ======================== */
- /* ======================================================================== */
- /*
- * MUSASHI
- * Version 3.3
- *
- * A portable Motorola M680x0 processor emulation engine.
- * Copyright 1998-2001 Karl Stenerud. All rights reserved.
- *
- * This code may be freely used for non-commercial purposes as long as this
- * copyright notice remains unaltered in the source code and any binary files
- * containing this code in compiled form.
- *
- * All other lisencing terms must be negotiated with the author
- * (Karl Stenerud).
- *
- * The latest version of this code can be obtained at:
- * http://kstenerud.cjb.net
- */
- // notaz: kill some stupid VC warnings
- #ifndef __GNUC__
- #pragma warning (disable:4100) // unreferenced formal parameter
- #pragma warning (disable:4127) // conditional expression is constant
- #pragma warning (disable:4245) // type conversion
- #pragma warning (disable:4514) // unreferenced inline function has been removed
- #endif
- #ifndef M68KCONF__HEADER
- #define M68KCONF__HEADER
- /* Configuration switches.
- * Use OPT_SPECIFY_HANDLER for configuration options that allow callbacks.
- * OPT_SPECIFY_HANDLER causes the core to link directly to the function
- * or macro you specify, rather than using callback functions whose pointer
- * must be passed in using m68k_set_xxx_callback().
- */
- #define OPT_OFF 0
- #define OPT_ON 1
- #define OPT_SPECIFY_HANDLER 2
- /* ======================================================================== */
- /* ============================== MAME STUFF ============================== */
- /* ======================================================================== */
- /* If you're compiling this for MAME, only change M68K_COMPILE_FOR_MAME
- * to OPT_ON and use m68kmame.h to configure the 68k core.
- */
- #ifndef M68K_COMPILE_FOR_MAME
- #define M68K_COMPILE_FOR_MAME OPT_OFF
- #endif /* M68K_COMPILE_FOR_MAME */
- #if M68K_COMPILE_FOR_MAME == OPT_OFF
- /* ======================================================================== */
- /* ============================= CONFIGURATION ============================ */
- /* ======================================================================== */
- /* Turn ON if you want to use the following M68K variants */
- #define M68K_EMULATE_008 OPT_OFF
- #define M68K_EMULATE_010 OPT_OFF
- #define M68K_EMULATE_EC020 OPT_OFF
- #define M68K_EMULATE_020 OPT_OFF
- #define M68K_EMULATE_040 OPT_OFF
- /* If ON, the CPU will call m68k_read_immediate_xx() for immediate addressing
- * and m68k_read_pcrelative_xx() for PC-relative addressing.
- * If off, all read requests from the CPU will be redirected to m68k_read_xx()
- */
- #define M68K_SEPARATE_READS OPT_OFF
- /* If ON, the CPU will call m68k_write_32_pd() when it executes move.l with a
- * predecrement destination EA mode instead of m68k_write_32().
- * To simulate real 68k behavior, m68k_write_32_pd() must first write the high
- * word to [address+2], and then write the low word to [address].
- */
- #define M68K_SIMULATE_PD_WRITES OPT_OFF
- /* If ON, CPU will call the interrupt acknowledge callback when it services an
- * interrupt.
- * If off, all interrupts will be autovectored and all interrupt requests will
- * auto-clear when the interrupt is serviced.
- */
- #define M68K_EMULATE_INT_ACK OPT_ON
- #define M68K_INT_ACK_CALLBACK(A) your_int_ack_handler_function(A)
- /* If ON, CPU will call the breakpoint acknowledge callback when it encounters
- * a breakpoint instruction and it is running a 68010+.
- */
- #define M68K_EMULATE_BKPT_ACK OPT_OFF
- #define M68K_BKPT_ACK_CALLBACK() your_bkpt_ack_handler_function()
- /* If ON, the CPU will monitor the trace flags and take trace exceptions
- */
- #define M68K_EMULATE_TRACE OPT_ON
- /* If ON, CPU will call the output reset callback when it encounters a reset
- * instruction.
- */
- #define M68K_EMULATE_RESET OPT_OFF
- #define M68K_RESET_CALLBACK() your_reset_handler_function()
- /* If ON, CPU will call the callback when it encounters a cmpi.l #v, dn
- * instruction.
- */
- #define M68K_CMPILD_HAS_CALLBACK OPT_OFF
- #define M68K_CMPILD_CALLBACK(v,r) your_cmpild_handler_function(v,r)
- /* If ON, CPU will call the callback when it encounters a rte
- * instruction.
- */
- #define M68K_RTE_HAS_CALLBACK OPT_OFF
- #define M68K_RTE_CALLBACK() your_rte_handler_function()
- /* If ON, CPU will call the callback when it encounters a tas
- * instruction.
- */
- #define M68K_TAS_HAS_CALLBACK OPT_ON
- #define M68K_TAS_CALLBACK() your_tas_handler_function()
- /* If ON, CPU will call the set fc callback on every memory access to
- * differentiate between user/supervisor, program/data access like a real
- * 68000 would. This should be enabled and the callback should be set if you
- * want to properly emulate the m68010 or higher. (moves uses function codes
- * to read/write data from different address spaces)
- */
- #define M68K_EMULATE_FC OPT_OFF
- #define M68K_SET_FC_CALLBACK(A) your_set_fc_handler_function(A)
- /* If ON, CPU will call the pc changed callback when it changes the PC by a
- * large value. This allows host programs to be nicer when it comes to
- * fetching immediate data and instructions on a banked memory system.
- */
- #define M68K_MONITOR_PC OPT_OFF
- #define M68K_SET_PC_CALLBACK(A) your_pc_changed_handler_function(A)
- /* If ON, CPU will call the instruction hook callback before every
- * instruction.
- */
- #define M68K_INSTRUCTION_HOOK OPT_OFF
- //#define M68K_INSTRUCTION_HOOK OPT_SPECIFY_HANDLER
- #define M68K_INSTRUCTION_CALLBACK() instruction_hook()
- /* If ON, the CPU will emulate the 4-byte prefetch queue of a real 68000 */
- #define M68K_EMULATE_PREFETCH OPT_OFF
- /* If ON, the CPU will generate address error exceptions if it tries to
- * access a word or longword at an odd address.
- * NOTE: This is only emulated properly for 68000 mode.
- */
- #define M68K_EMULATE_ADDRESS_ERROR OPT_OFF
- /* Turn ON to enable logging of illegal instruction calls.
- * M68K_LOG_FILEHANDLE must be #defined to a stdio file stream.
- * Turn on M68K_LOG_1010_1111 to log all 1010 and 1111 calls.
- */
- #define M68K_LOG_ENABLE OPT_OFF
- #define M68K_LOG_1010_1111 OPT_OFF
- #define M68K_LOG_FILEHANDLE some_file_handle
- /* ----------------------------- COMPATIBILITY ---------------------------- */
- /* The following options set optimizations that violate the current ANSI
- * standard, but will be compliant under the forthcoming C9X standard.
- */
- /* If ON, the enulation core will use 64-bit integers to speed up some
- * operations.
- */
- #define M68K_USE_64_BIT OPT_OFF
- /* Set to your compiler's static inline keyword to enable it, or
- * set it to blank to disable it.
- * If you define INLINE in the makefile, it will override this value.
- * NOTE: not enabling inline functions will SEVERELY slow down emulation.
- */
- #ifndef INLINE
- #define INLINE static __inline
- #endif /* INLINE */
- #endif /* M68K_COMPILE_FOR_MAME */
- /* ======================================================================== */
- /* ============================== END OF FILE ============================= */
- /* ======================================================================== */
- #endif /* M68KCONF__HEADER */
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