#ifndef __IE15_H__ #define __IE15_H__ //************************************************************************** // ENUMERATIONS //************************************************************************** enum { IE15_PC, IE15_A, IE15_R0, IE15_R1, IE15_R2, IE15_R3, IE15_R4, IE15_R5, IE15_R6, IE15_R7, IE15_R8, IE15_R9, IE15_R10, IE15_R11, IE15_R12, IE15_R13, IE15_R14, IE15_R15, IE15_R16, IE15_R17, IE15_R18, IE15_R19, IE15_R20, IE15_R21, IE15_R22, IE15_R23, IE15_R24, IE15_R25, IE15_R26, IE15_R27, IE15_R28, IE15_R29, IE15_R30, IE15_R31, IE15_GENPC = STATE_GENPC, IE15_GENPCBASE = STATE_GENPCBASE }; //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class ie15_device; class ie15_device : public cpu_device { public: // construction/destruction ie15_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); protected: // device-level overrides virtual void device_start(); virtual void device_reset(); // device_execute_interface overrides virtual UINT32 execute_min_cycles() const; virtual UINT32 execute_max_cycles() const; virtual void execute_run(); // device_memory_interface overrides virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const; // device_state_interface overrides virtual void state_import(const device_state_entry &entry); virtual void state_export(const device_state_entry &entry); virtual void state_string_export(const device_state_entry &entry, astring &string); // device_disasm_interface overrides virtual UINT32 disasm_min_opcode_bytes() const; virtual UINT32 disasm_max_opcode_bytes() const; virtual offs_t disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options); virtual void execute_one(int opcode); UINT8 rop(); UINT8 get_reg_lo(UINT8 reg); UINT16 get_reg(UINT8 reg); void set_reg(UINT8 reg, UINT16 val); UINT8 arg(); void update_flags(UINT8 val); UINT8 do_condition(UINT8 val); UINT16 get_addr(UINT8 val); void illegal(UINT8 opcode); int m_icount; // configuration const address_space_config m_program_config; const address_space_config m_io_config; UINT8 m_A; PAIR m_PC; UINT16 m_REGS[32]; // General registers (2 pages of 16) UINT8 m_CF; // Carry flag UINT8 m_ZF; // Zero flag UINT8 m_RF; // Current register page UINT8 m_flags; // temporary I/O only address_space *m_program; address_space *m_io; direct_read_data *m_direct; }; // device type definition extern const device_type IE15; #endif