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Diffstat (limited to 'src/devices/bus/uts_kbd/uts_kbd.h')
-rw-r--r--src/devices/bus/uts_kbd/uts_kbd.h101
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diff --git a/src/devices/bus/uts_kbd/uts_kbd.h b/src/devices/bus/uts_kbd/uts_kbd.h
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+// license:BSD-3-Clause
+// copyright-holders:AJR
+/***************************************************************************
+
+ Sperry Univac UTS series keyboard port
+
+***************************************************************************/
+
+#ifndef MAME_BUS_UTS_KBD_UTS_KBD_H
+#define MAME_BUS_UTS_KBD_UTS_KBD_H
+
+#pragma once
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// forward declaration
+class device_uts_keyboard_interface;
+
+// ======================> uts_keyboard_port_device
+
+class uts_keyboard_port_device : public device_t, public device_slot_interface
+{
+ friend class device_uts_keyboard_interface;
+
+public:
+ // construction/destruction
+ uts_keyboard_port_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
+ template <typename T>
+ uts_keyboard_port_device(const machine_config &mconfig, const char *tag, device_t *owner, T &&opts, const char *dflt)
+ : uts_keyboard_port_device(mconfig, tag, owner, 0U)
+ {
+ option_reset();
+ opts(*this);
+ set_default_option(dflt);
+ set_fixed(false);
+ }
+
+ // configuration
+ auto rxd_callback() { return m_rxd_callback.bind(); }
+
+ // line handler
+ inline DECLARE_WRITE_LINE_MEMBER(ready_w);
+
+protected:
+ // device-level overrides
+ virtual void device_config_complete() override;
+ virtual void device_resolve_objects() override;
+ virtual void device_start() override;
+
+ // called from keyboard
+ DECLARE_WRITE_LINE_MEMBER(write_rxd) { m_rxd_callback(state); }
+
+private:
+ // user callback
+ devcb_write_line m_rxd_callback;
+
+ // selected keyboard
+ device_uts_keyboard_interface *m_kbd;
+};
+
+// ======================> device_uts_keyboard_interface
+
+class device_uts_keyboard_interface : public device_slot_card_interface
+{
+ friend class uts_keyboard_port_device;
+
+protected:
+ // construction/destruction
+ device_uts_keyboard_interface(const machine_config &mconfig, device_t &device);
+ virtual ~device_uts_keyboard_interface();
+
+ DECLARE_WRITE_LINE_MEMBER(write_rxd) { m_port->write_rxd(state); }
+
+ virtual DECLARE_WRITE_LINE_MEMBER(ready_w) = 0;
+
+private:
+ // parent port
+ required_device<uts_keyboard_port_device> m_port;
+};
+
+// type definition
+DECLARE_DEVICE_TYPE(UTS_KEYBOARD, uts_keyboard_port_device)
+
+// standard options
+extern void uts20_keyboards(device_slot_interface &slot);
+extern void uts10_keyboards(device_slot_interface &slot);
+
+//**************************************************************************
+// INLINE FUNCTIONS
+//**************************************************************************
+
+WRITE_LINE_MEMBER(uts_keyboard_port_device::ready_w)
+{
+ if (m_kbd != nullptr)
+ m_kbd->ready_w(state);
+}
+
+#endif // MAME_BUS_UTS_KBD_UTS_KBD_H