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-rw-r--r--src/devices/bus/pofo/ccm.h120
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diff --git a/src/devices/bus/pofo/ccm.h b/src/devices/bus/pofo/ccm.h
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+++ b/src/devices/bus/pofo/ccm.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Atari Portfolio Memory Card port emulation
+
+**********************************************************************
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __PORTFOLIO_MEMORY_CARD_SLOT__
+#define __PORTFOLIO_MEMORY_CARD_SLOT__
+
+#include "emu.h"
+
+
+
+//**************************************************************************
+// CONSTANTS
+//**************************************************************************
+
+#define PORTFOLIO_MEMORY_CARD_SLOT_A_TAG "ccma"
+#define PORTFOLIO_MEMORY_CARD_SLOT_B_TAG "ccmb"
+
+
+
+//**************************************************************************
+// INTERFACE CONFIGURATION MACROS
+//**************************************************************************
+
+#define MCFG_PORTFOLIO_MEMORY_CARD_SLOT_ADD(_tag, _slot_intf, _def_slot) \
+ MCFG_DEVICE_ADD(_tag, PORTFOLIO_MEMORY_CARD_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> device_portfolio_memory_card_slot_interface
+
+class portfolio_memory_card_slot_t;
+
+class device_portfolio_memory_card_slot_interface : public device_slot_card_interface
+{
+ friend class portfolio_memory_card_slot_t;
+
+public:
+ // construction/destruction
+ device_portfolio_memory_card_slot_interface(const machine_config &mconfig, device_t &device);
+ virtual ~device_portfolio_memory_card_slot_interface() { }
+
+ virtual bool cdet() { return 1; }
+
+ virtual UINT8 nrdi_r(address_space &space, offs_t offset) { return 0xff; };
+ virtual void nwri_w(address_space &space, offs_t offset, UINT8 data) { };
+
+protected:
+ optional_shared_ptr<UINT8> m_rom;
+ optional_shared_ptr<UINT8> m_nvram;
+
+ portfolio_memory_card_slot_t *m_slot;
+};
+
+
+// ======================> portfolio_memory_card_slot_t
+
+class portfolio_memory_card_slot_t : public device_t,
+ public device_slot_interface,
+ public device_image_interface
+{
+public:
+ // construction/destruction
+ portfolio_memory_card_slot_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+ virtual ~portfolio_memory_card_slot_t() { }
+
+ // computer interface
+ bool cdet_r() { return (m_card != nullptr) ? m_card->cdet() : 1; }
+
+ DECLARE_READ8_MEMBER( nrdi_r ) { return (m_card != nullptr) ? m_card->nrdi_r(space, offset) : 0xff; }
+ DECLARE_WRITE8_MEMBER( nwri_w ) { if (m_card != nullptr) m_card->nwri_w(space, offset, data); }
+
+protected:
+ // device-level overrides
+ virtual void device_config_complete() override { update_names(); }
+ virtual void device_start() override;
+
+ // image-level overrides
+ virtual image_init_result call_load() override;
+ virtual const software_list_loader &get_software_list_loader() const override { return rom_software_list_loader::instance(); }
+
+ virtual iodevice_t image_type() const override { return IO_CARTSLOT; }
+
+ virtual bool is_readable() const override { return 1; }
+ virtual bool is_writeable() const override { return 1; }
+ virtual bool is_creatable() const override { return 1; }
+ virtual bool must_be_loaded() const override { return 0; }
+ virtual bool is_reset_on_load() const override { return 1; }
+ virtual const char *image_interface() const override { return "pofo_card"; }
+ virtual const char *file_extensions() const override { return "rom,bin"; }
+
+ // slot interface overrides
+ virtual std::string get_default_card_software() override;
+
+ device_portfolio_memory_card_slot_interface *m_card;
+};
+
+
+// device type definition
+extern const device_type PORTFOLIO_MEMORY_CARD_SLOT;
+
+
+SLOT_INTERFACE_EXTERN( portfolio_memory_cards );
+
+
+
+#endif