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// license:BSD-3-Clause
// copyright-holders:AJR
#ifndef MAME_CPU_CR16B_CR16B_H
#define MAME_CPU_CR16B_CR16B_H
#pragma once
class cr16b_device : public cpu_device
{
public:
cr16b_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
enum {
CR16_PC, CR16_ISP, CR16_INTBASE,
CR16_PSR, CR16_CFG, CR16_DCR, CR16_DSR, CR16_CAR,
CR16_R0, CR16_R1, CR16_R2, CR16_R3,
CR16_R4, CR16_R5, CR16_R6, CR16_R7,
CR16_R8, CR16_R9, CR16_R10, CR16_R11,
CR16_R12, CR16_R13, CR16_R14, CR16_R15
};
protected:
// construction/destruction
cr16b_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock, address_map_constructor map);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// device_execute_interface overrides
virtual void execute_run() override;
virtual void execute_set_input(int inputnum, int state) override;
// device_disasm_interface overrides
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
// device_memory_interface overrides
virtual space_config_vector memory_space_config() const override;
private:
// address space
address_space_config m_space_config;
address_space *m_space;
memory_access_cache<1, 0, ENDIANNESS_LITTLE> *m_cache;
// internal state
u16 m_regs[16];
u32 m_pc;
u32 m_isp;
u32 m_intbase;
u16 m_psr;
u16 m_cfg;
u16 m_dcr;
u16 m_dsr;
u32 m_car;
s32 m_icount;
};
DECLARE_DEVICE_TYPE(CR16B, cr16b_device)
#endif // MAME_CPU_CR16B_CR16B_H
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