diff options
Diffstat (limited to 'src/emu/cpu/m68000/m68000.h')
-rw-r--r-- | src/emu/cpu/m68000/m68000.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/src/emu/cpu/m68000/m68000.h b/src/emu/cpu/m68000/m68000.h new file mode 100644 index 00000000000..f90ac95da26 --- /dev/null +++ b/src/emu/cpu/m68000/m68000.h @@ -0,0 +1,162 @@ +#ifndef M68000__HEADER +#define M68000__HEADER + +#include "cpuintrf.h" + +enum +{ + /* NOTE: M68K_SP fetches the current SP, be it USP, ISP, or MSP */ + M68K_PC=1, 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 +}; + +enum +{ + CPUINFO_PTR_M68K_RESET_CALLBACK = CPUINFO_PTR_CPU_SPECIFIC, + CPUINFO_PTR_M68K_CMPILD_CALLBACK, + CPUINFO_PTR_M68K_RTE_CALLBACK, + CPUINFO_PTR_M68K_TAS_CALLBACK +}; + +extern int m68k_ICount; + +/* Redirect memory calls */ + +struct m68k_memory_interface +{ + offs_t opcode_xor; // Address Calculation + UINT8 (*read8)(offs_t); // Normal read 8 bit + UINT16 (*read16)(offs_t); // Normal read 16 bit + UINT32 (*read32)(offs_t); // Normal read 32 bit + void (*write8)(offs_t, UINT8); // Write 8 bit + void (*write16)(offs_t, UINT16); // Write 16 bit + void (*write32)(offs_t, UINT32); // Write 32 bit + void (*changepc)(offs_t); // Change PC + + // For Encrypted Stuff + + UINT8 (*read8pc)(offs_t); // PC Relative read 8 bit + UINT16 (*read16pc)(offs_t); // PC Relative read 16 bit + UINT32 (*read32pc)(offs_t); // PC Relative read 32 bit + + UINT16 (*read16d)(offs_t); // Direct read 16 bit + UINT32 (*read32d)(offs_t); // Direct read 32 bit +}; + +struct m68k_encryption_interface +{ + UINT8 (*read8pc)(offs_t); // PC Relative read 8 bit + UINT16 (*read16pc)(offs_t); // PC Relative read 16 bit + UINT32 (*read32pc)(offs_t); // PC Relative read 32 bit + + UINT16 (*read16d)(offs_t); // Direct read 16 bit + UINT32 (*read32d)(offs_t); // Direct read 32 bit +}; + +/* The MAME API for MC68000 */ + +#define MC68000_IRQ_1 1 +#define MC68000_IRQ_2 2 +#define MC68000_IRQ_3 3 +#define MC68000_IRQ_4 4 +#define MC68000_IRQ_5 5 +#define MC68000_IRQ_6 6 +#define MC68000_IRQ_7 7 + +#define MC68000_INT_ACK_AUTOVECTOR -1 +#define MC68000_INT_ACK_SPURIOUS -2 + +void m68000_get_info(UINT32 state, cpuinfo *info); +extern void m68000_memory_interface_set(int Entry,void * memory_routine); + +/**************************************************************************** + * M68008 section + ****************************************************************************/ +#if HAS_M68008 +#define MC68008_IRQ_1 MC68000_IRQ_1 +#define MC68008_IRQ_2 MC68000_IRQ_2 +#define MC68008_IRQ_3 MC68000_IRQ_3 +#define MC68008_IRQ_4 MC68000_IRQ_4 +#define MC68008_IRQ_5 MC68000_IRQ_5 +#define MC68008_IRQ_6 MC68000_IRQ_6 +#define MC68008_IRQ_7 MC68000_IRQ_7 +#define MC68008_INT_ACK_AUTOVECTOR MC68000_INT_ACK_AUTOVECTOR +#define MC68008_INT_ACK_SPURIOUS MC68000_INT_ACK_SPURIOUS + +void m68008_get_info(UINT32 state, cpuinfo *info); +#endif + +/**************************************************************************** + * M68010 section + ****************************************************************************/ +#if HAS_M68010 +#define MC68010_IRQ_1 MC68000_IRQ_1 +#define MC68010_IRQ_2 MC68000_IRQ_2 +#define MC68010_IRQ_3 MC68000_IRQ_3 +#define MC68010_IRQ_4 MC68000_IRQ_4 +#define MC68010_IRQ_5 MC68000_IRQ_5 +#define MC68010_IRQ_6 MC68000_IRQ_6 +#define MC68010_IRQ_7 MC68000_IRQ_7 +#define MC68010_INT_ACK_AUTOVECTOR MC68000_INT_ACK_AUTOVECTOR +#define MC68010_INT_ACK_SPURIOUS MC68000_INT_ACK_SPURIOUS + +void m68010_get_info(UINT32 state, cpuinfo *info); +#endif + +/**************************************************************************** + * M68EC020 section + ****************************************************************************/ +#if HAS_M68EC020 +#define MC68EC020_IRQ_1 MC68000_IRQ_1 +#define MC68EC020_IRQ_2 MC68000_IRQ_2 +#define MC68EC020_IRQ_3 MC68000_IRQ_3 +#define MC68EC020_IRQ_4 MC68000_IRQ_4 +#define MC68EC020_IRQ_5 MC68000_IRQ_5 +#define MC68EC020_IRQ_6 MC68000_IRQ_6 +#define MC68EC020_IRQ_7 MC68000_IRQ_7 +#define MC68EC020_INT_ACK_AUTOVECTOR MC68000_INT_ACK_AUTOVECTOR +#define MC68EC020_INT_ACK_SPURIOUS MC68000_INT_ACK_SPURIOUS + +void m68ec020_get_info(UINT32 state, cpuinfo *info); +#endif + +/**************************************************************************** + * M68020 section + ****************************************************************************/ +#if HAS_M68020 +#define MC68020_IRQ_1 MC68000_IRQ_1 +#define MC68020_IRQ_2 MC68000_IRQ_2 +#define MC68020_IRQ_3 MC68000_IRQ_3 +#define MC68020_IRQ_4 MC68000_IRQ_4 +#define MC68020_IRQ_5 MC68000_IRQ_5 +#define MC68020_IRQ_6 MC68000_IRQ_6 +#define MC68020_IRQ_7 MC68000_IRQ_7 +#define MC68020_INT_ACK_AUTOVECTOR MC68000_INT_ACK_AUTOVECTOR +#define MC68020_INT_ACK_SPURIOUS MC68000_INT_ACK_SPURIOUS + +void m68020_get_info(UINT32 state, cpuinfo *info); +#endif + +/**************************************************************************** + * M68040 section + ****************************************************************************/ +#if HAS_M68040 +#define MC68040_IRQ_1 MC68000_IRQ_1 +#define MC68040_IRQ_2 MC68000_IRQ_2 +#define MC68040_IRQ_3 MC68000_IRQ_3 +#define MC68040_IRQ_4 MC68000_IRQ_4 +#define MC68040_IRQ_5 MC68000_IRQ_5 +#define MC68040_IRQ_6 MC68000_IRQ_6 +#define MC68040_IRQ_7 MC68000_IRQ_7 +#define MC68040_INT_ACK_AUTOVECTOR MC68000_INT_ACK_AUTOVECTOR +#define MC68040_INT_ACK_SPURIOUS MC68000_INT_ACK_SPURIOUS + +void m68040_get_info(UINT32 state, cpuinfo *info); +#endif + +// C Core header +#include "m68kmame.h" + +#endif /* M68000__HEADER */ |