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-rw-r--r--src/devices/bus/a2bus/pc_xporter.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/pc_xporter.h b/src/devices/bus/a2bus/pc_xporter.h
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+++ b/src/devices/bus/a2bus/pc_xporter.h
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+// license:BSD-3-Clause
+// copyright-holders:R. Belmont
+/*********************************************************************
+
+ pc_xporter.h
+
+ Implementation of the Applied Engineering PC Transporter card
+
+*********************************************************************/
+
+#pragma once
+
+#include "emu.h"
+#include "a2bus.h"
+#include "machine/genpc.h"
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+class a2bus_pcxporter_device:
+ public device_t,
+ public device_a2bus_card_interface
+{
+public:
+ // construction/destruction
+ a2bus_pcxporter_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+ a2bus_pcxporter_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual machine_config_constructor device_mconfig_additions() const override;
+
+protected:
+ virtual void device_start() override;
+ virtual void device_reset() override;
+
+ // overrides of standard a2bus slot functions
+ virtual UINT8 read_c0nx(address_space &space, UINT8 offset) override;
+ virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data) override;
+ virtual UINT8 read_cnxx(address_space &space, UINT8 offset) override;
+ virtual void write_cnxx(address_space &space, UINT8 offset, UINT8 data) override;
+ virtual UINT8 read_c800(address_space &space, UINT16 offset) override;
+ virtual void write_c800(address_space &space, UINT16 offset, UINT8 data) override;
+
+private:
+ UINT8 m_ram[768*1024];
+ UINT8 m_regs[0x400];
+ UINT32 m_offset;
+};
+
+// device type definition
+extern const device_type A2BUS_PCXPORTER;
+