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#pragma once
#ifndef __M68000_H__
#define __M68000_H__
#include "cpuintrf.h"
/* There are 7 levels of interrupt to the 68K.
* A transition from < 7 to 7 will cause a non-maskable interrupt (NMI).
*/
#define M68K_IRQ_NONE 0
#define M68K_IRQ_1 1
#define M68K_IRQ_2 2
#define M68K_IRQ_3 3
#define M68K_IRQ_4 4
#define M68K_IRQ_5 5
#define M68K_IRQ_6 6
#define M68K_IRQ_7 7
/* CPU types for use in m68k_set_cpu_type() */
enum
{
M68K_CPU_TYPE_INVALID,
M68K_CPU_TYPE_68000,
M68K_CPU_TYPE_68008,
M68K_CPU_TYPE_68010,
M68K_CPU_TYPE_68EC020,
M68K_CPU_TYPE_68020,
M68K_CPU_TYPE_68EC030,
M68K_CPU_TYPE_68030,
M68K_CPU_TYPE_68EC040,
M68K_CPU_TYPE_68040,
M68K_CPU_TYPE_SCC68070
};
/* Special interrupt acknowledge values.
* Use these as special returns from the interrupt acknowledge callback
* (specified later in this header).
*/
/* Causes an interrupt autovector (0x18 + interrupt level) to be taken.
* This happens in a real 68K if VPA or AVEC is asserted during an interrupt
* acknowledge cycle instead of DTACK.
*/
#define M68K_INT_ACK_AUTOVECTOR 0xffffffff
/* Causes the spurious interrupt vector (0x18) to be taken
* This happens in a real 68K if BERR is asserted during the interrupt
* acknowledge cycle (i.e. no devices responded to the acknowledge).
*/
#define M68K_INT_ACK_SPURIOUS 0xfffffffe
enum
{
/* NOTE: M68K_SP fetches the current SP, be it USP, ISP, or MSP */
M68K_PC, M68K_SP, M68K_ISP, M68K_USP, M68K_MSP, M68K_SR, M68K_VBR,
M68K_SFC, M68K_DFC, M68K_CACR, M68K_CAAR, M68K_PREF_ADDR, M68K_PREF_DATA,
M68K_D0, M68K_D1, M68K_D2, M68K_D3, M68K_D4, M68K_D5, M68K_D6, M68K_D7,
M68K_A0, M68K_A1, M68K_A2, M68K_A3, M68K_A4, M68K_A5, M68K_A6, M68K_A7,
M68K_GENPC = REG_GENPC,
M68K_GENSP = REG_GENSP,
M68K_GENPCBASE = REG_GENPCBASE
};
typedef void (*m68k_bkpt_ack_func)(const device_config *device, UINT32 data);
typedef void (*m68k_reset_func)(const device_config *device);
typedef void (*m68k_cmpild_func)(const device_config *device, UINT32 data, UINT8 reg);
typedef void (*m68k_rte_func)(const device_config *device);
typedef int (*m68k_tas_func)(const device_config *device);
CPU_GET_INFO( m68000 );
CPU_GET_INFO( m68008 );
CPU_GET_INFO( m68010 );
CPU_GET_INFO( m68ec020 );
CPU_GET_INFO( m68020 );
CPU_GET_INFO( m68020pmmu );
CPU_GET_INFO( m68ec030 );
CPU_GET_INFO( m68030 );
CPU_GET_INFO( m68ec040 );
CPU_GET_INFO( m68040 );
CPU_GET_INFO( scc68070 );
#define CPU_M68000 CPU_GET_INFO_NAME( m68000 )
#define CPU_M68008 CPU_GET_INFO_NAME( m68008 )
#define CPU_M68010 CPU_GET_INFO_NAME( m68010 )
#define CPU_M68EC020 CPU_GET_INFO_NAME( m68ec020 )
#define CPU_M68020 CPU_GET_INFO_NAME( m68020 )
#define CPU_M68020_68851 CPU_GET_INFO_NAME( m68020pmmu )
#define CPU_M68EC030 CPU_GET_INFO_NAME( m68ec030 )
#define CPU_M68030 CPU_GET_INFO_NAME( m68030 )
#define CPU_M68EC040 CPU_GET_INFO_NAME( m68ec040 )
#define CPU_M68040 CPU_GET_INFO_NAME( m68040 )
#define CPU_SCC68070 CPU_GET_INFO_NAME( scc68070 )
void m68k_set_encrypted_opcode_range(const device_config *device, offs_t start, offs_t end);
unsigned int m68k_disassemble_raw(char* str_buff, unsigned int pc, const unsigned char* opdata, const unsigned char* argdata, unsigned int cpu_type);
void m68k_set_reset_callback(const device_config *device, m68k_reset_func callback);
void m68k_set_cmpild_callback(const device_config *device, m68k_cmpild_func callback);
void m68k_set_rte_callback(const device_config *device, m68k_rte_func callback);
void m68k_set_tas_callback(const device_config *device, m68k_tas_func callback);
#endif /* __M68000_H__ */
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