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Diffstat (limited to 'src/devices/cpu/z180/hd647180x.h')
-rw-r--r--src/devices/cpu/z180/hd647180x.h87
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diff --git a/src/devices/cpu/z180/hd647180x.h b/src/devices/cpu/z180/hd647180x.h
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+// license:BSD-3-Clause
+// copyright-holders:AJR
+
+#ifndef MAME_CPU_Z180_HD647180X_H
+#define MAME_CPU_Z180_HD647180X_H
+
+#pragma once
+
+#include "z180.h"
+
+class hd647180x_device : public z180_device
+{
+public:
+ enum
+ {
+ HD647180X_T2FRC = Z180_IOLINES + 1,
+ HD647180X_T2OCR1, HD647180X_T2OCR2,
+ HD647180X_T2ICR,
+ HD647180X_T2CSR1, HD647180X_T2CSR2,
+ HD647180X_CCSR,
+ HD647180X_RMCR,
+ HD647180X_DERA,
+ HD647180X_ODRA, HD647180X_ODRB, HD647180X_ODRC, HD647180X_ODRD, HD647180X_ODRE, HD647180X_ODRF,
+ HD647180X_DDRA, HD647180X_DDRB, HD647180X_DDRC, HD647180X_DDRD, HD647180X_DDRE, HD647180X_DDRF
+ };
+
+ // construction/destruction
+ hd647180x_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+ auto in_pa_callback() { return m_port_input_cb[0].bind(); }
+ auto in_pb_callback() { return m_port_input_cb[1].bind(); }
+ auto in_pc_callback() { return m_port_input_cb[2].bind(); }
+ auto in_pd_callback() { return m_port_input_cb[3].bind(); }
+ auto in_pe_callback() { return m_port_input_cb[4].bind(); }
+ auto in_pf_callback() { return m_port_input_cb[5].bind(); }
+ auto in_pg_callback() { return m_port_input_cb[6].bind(); }
+ auto out_pa_callback() { return m_port_output_cb[0].bind(); }
+ auto out_pb_callback() { return m_port_output_cb[1].bind(); }
+ auto out_pc_callback() { return m_port_output_cb[2].bind(); }
+ auto out_pd_callback() { return m_port_output_cb[3].bind(); }
+ auto out_pe_callback() { return m_port_output_cb[4].bind(); }
+ auto out_pf_callback() { return m_port_output_cb[5].bind(); }
+
+protected:
+ // device-specific overrides
+ virtual void device_resolve_objects() override;
+ virtual void device_start() override;
+ virtual void device_reset() override;
+
+ // device_memory_interface overrides
+ virtual space_config_vector memory_space_config() const override;
+
+ // z180_device overrides
+ virtual uint8_t z180_read_memory(offs_t addr) override;
+ virtual void z180_write_memory(offs_t addr, uint8_t data) override;
+ virtual uint8_t z180_internal_port_read(uint8_t port) override;
+ virtual void z180_internal_port_write(uint8_t port, uint8_t data) override;
+
+private:
+ // internal memory maps
+ void prom_map(address_map &map);
+ void ram_map(address_map &map);
+
+ // port callbacks
+ devcb_read8 m_port_input_cb[7];
+ devcb_write8 m_port_output_cb[6];
+
+ // internal RAM space
+ address_space_config m_data_config;
+ address_space *m_data;
+
+ // internal registers
+ PAIR16 m_t2frc;
+ PAIR16 m_t2ocr[2];
+ PAIR16 m_t2icr;
+ uint8_t m_t2csr[2];
+ uint8_t m_ccsr;
+ uint8_t m_rmcr;
+ uint8_t m_dera;
+ uint8_t m_odr[6];
+ uint8_t m_ddr[6];
+};
+
+// device type declaration
+DECLARE_DEVICE_TYPE(HD647180X, hd647180x_device)
+
+#endif // MAME_CPU_Z180_HD647180X_H