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-rw-r--r--src/devices/bus/adamnet/adamnet.h131
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diff --git a/src/devices/bus/adamnet/adamnet.h b/src/devices/bus/adamnet/adamnet.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Coleco ADAMnet bus emulation
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __ADAMNET__
+#define __ADAMNET__
+
+#include "emu.h"
+
+
+
+//**************************************************************************
+// CONSTANTS
+//**************************************************************************
+
+#define ADAMNET_TAG "adamnet"
+
+
+
+//**************************************************************************
+// INTERFACE CONFIGURATION MACROS
+//**************************************************************************
+
+#define MCFG_ADAMNET_BUS_ADD() \
+ MCFG_DEVICE_ADD(ADAMNET_TAG, ADAMNET, 0)
+
+#define MCFG_ADAMNET_SLOT_ADD(_tag, _slot_intf, _def_slot) \
+ MCFG_DEVICE_ADD(_tag, ADAMNET_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+class device_adamnet_card_interface;
+
+// ======================> adamnet_device
+
+class adamnet_device : public device_t
+{
+public:
+ // construction/destruction
+ adamnet_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ void add_device(device_t *target);
+
+ DECLARE_READ_LINE_MEMBER( rxd_r );
+ int rxd_r(device_t *device);
+ DECLARE_WRITE_LINE_MEMBER( txd_w );
+ void txd_w(device_t *device, int state);
+
+ DECLARE_READ_LINE_MEMBER( reset_r );
+ DECLARE_WRITE_LINE_MEMBER( reset_w );
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_stop();
+
+private:
+ class daisy_entry
+ {
+ public:
+ daisy_entry(device_t *device);
+ daisy_entry *next() const { return m_next; }
+
+ daisy_entry * m_next; // next device
+ device_t * m_device; // associated device
+ device_adamnet_card_interface * m_interface; // associated device's daisy interface
+
+ int m_txd;
+ };
+
+ simple_list<daisy_entry> m_device_list;
+
+ int m_txd;
+ int m_reset;
+};
+
+
+// ======================> adamnet_slot_device
+
+class adamnet_slot_device : public device_t,
+ public device_slot_interface
+{
+public:
+ // construction/destruction
+ adamnet_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+
+protected:
+ // configuration
+ adamnet_device *m_bus;
+};
+
+
+// ======================> device_adamnet_card_interface
+
+class device_adamnet_card_interface : public device_slot_card_interface
+{
+public:
+ // construction/destruction
+ device_adamnet_card_interface(const machine_config &mconfig, device_t &device);
+ virtual ~device_adamnet_card_interface();
+
+ virtual void adamnet_reset_w(int state) = 0;
+
+ adamnet_device *m_bus;
+};
+
+
+// device type definitions
+extern const device_type ADAMNET;
+extern const device_type ADAMNET_SLOT;
+
+
+SLOT_INTERFACE_EXTERN( adamnet_devices );
+
+
+
+#endif