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-rw-r--r--src/devices/machine/it8705f.h131
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diff --git a/src/devices/machine/it8705f.h b/src/devices/machine/it8705f.h
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+++ b/src/devices/machine/it8705f.h
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+// license:BSD-3-Clause
+// copyright-holders: Angelo Salese
+
+#ifndef MAME_MACHINE_IT8705F_H
+#define MAME_MACHINE_IT8705F_H
+
+#pragma once
+
+#include "bus/isa/isa.h"
+#include "imagedev/floppy.h"
+#include "machine/8042kbdc.h"
+#include "machine/ds128x.h"
+#include "machine/ins8250.h"
+#include "machine/pc_lpt.h"
+#include "machine/upd765.h"
+
+class it8705f_device : public device_t,
+ public device_isa16_card_interface,
+ public device_memory_interface
+{
+public:
+ it8705f_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ virtual ~it8705f_device();
+
+ void remap(int space_id, offs_t start, offs_t end) override;
+
+ auto irq1() { return m_irq1_callback.bind(); }
+ auto irq8() { return m_irq8_callback.bind(); }
+ auto irq9() { return m_irq9_callback.bind(); }
+ auto txd1() { return m_txd1_callback.bind(); }
+ auto ndtr1() { return m_ndtr1_callback.bind(); }
+ auto nrts1() { return m_nrts1_callback.bind(); }
+ auto txd2() { return m_txd2_callback.bind(); }
+ auto ndtr2() { return m_ndtr2_callback.bind(); }
+ auto nrts2() { return m_nrts2_callback.bind(); }
+
+ void rxd1_w(int state);
+ void ndcd1_w(int state);
+ void ndsr1_w(int state);
+ void nri1_w(int state);
+ void ncts1_w(int state);
+ void rxd2_w(int state);
+ void ndcd2_w(int state);
+ void ndsr2_w(int state);
+ void nri2_w(int state);
+ void ncts2_w(int state);
+
+ static void floppy_formats(format_registration &fr);
+
+protected:
+ virtual void device_start() override ATTR_COLD;
+ virtual void device_reset() override ATTR_COLD;
+
+ virtual space_config_vector memory_space_config() const override;
+ virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
+
+private:
+ const address_space_config m_space_config;
+
+ required_device<n82077aa_device> m_pc_fdc;
+ required_device_array<ns16550_device, 2> m_pc_com;
+ required_device<pc_lpt_device> m_pc_lpt;
+ memory_view m_logical_view;
+
+ devcb_write_line m_irq1_callback;
+ devcb_write_line m_irq8_callback;
+ devcb_write_line m_irq9_callback;
+ devcb_write_line m_txd1_callback;
+ devcb_write_line m_ndtr1_callback;
+ devcb_write_line m_nrts1_callback;
+ devcb_write_line m_txd2_callback;
+ devcb_write_line m_ndtr2_callback;
+ devcb_write_line m_nrts2_callback;
+
+ u8 m_index = 0;
+ u8 m_logical_index = 0;
+ bool m_activate[9]{};
+
+ u8 m_lock_sequence_index = 0;
+
+ uint8_t read(offs_t offset);
+ void write(offs_t offset, u8 data);
+
+ void config_map(address_map &map) ATTR_COLD;
+
+ void logical_device_select_w(offs_t offset, u8 data);
+ template <unsigned N> u8 activate_r(offs_t offset);
+ template <unsigned N> void activate_w(offs_t offset, u8 data);
+
+ void request_irq(int irq, int state);
+ void request_dma(int dreq, int state);
+
+ u8 m_pc_fdc_irq_line = 6;
+ u8 m_pc_fdc_drq_line = 2;
+// u8 m_pc_fdc_mode;
+ u16 m_pc_fdc_address = 0x3f0;
+
+ void irq_floppy_w(int state);
+ void drq_floppy_w(int state);
+
+ u8 m_pc_lpt_irq_line = 7;
+ u8 m_pc_lpt_drq_line = 4;
+// u8 m_pc_lpt_mode;
+ u16 m_pc_lpt_address = 0x378;
+
+ void irq_parallel_w(int state);
+
+ u16 m_pc_com_address[2]{};
+ u8 m_pc_com_irq_line[2]{};
+ u8 m_pc_com_control[2]{};
+
+ void irq_serial1_w(int state);
+ void txd_serial1_w(int state);
+ void dtr_serial1_w(int state);
+ void rts_serial1_w(int state);
+ void irq_serial2_w(int state);
+ void txd_serial2_w(int state);
+ void dtr_serial2_w(int state);
+ void rts_serial2_w(int state);
+
+ template <unsigned N> u8 uart_address_r(offs_t offset);
+ template <unsigned N> void uart_address_w(offs_t offset, u8 data);
+ template <unsigned N> u8 uart_irq_r(offs_t offset);
+ template <unsigned N> void uart_irq_w(offs_t offset, u8 data);
+ template <unsigned N> u8 uart_config_r(offs_t offset);
+ template <unsigned N> void uart_config_w(offs_t offset, u8 data);
+};
+
+DECLARE_DEVICE_TYPE(IT8705F, it8705f_device);
+
+#endif // MAME_MACHINE_IT8705F_H