summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/nes/sunsoft_dcs.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bus/nes/sunsoft_dcs.h')
-rw-r--r--src/devices/bus/nes/sunsoft_dcs.h150
1 files changed, 150 insertions, 0 deletions
diff --git a/src/devices/bus/nes/sunsoft_dcs.h b/src/devices/bus/nes/sunsoft_dcs.h
new file mode 100644
index 00000000000..67fcaf83b1e
--- /dev/null
+++ b/src/devices/bus/nes/sunsoft_dcs.h
@@ -0,0 +1,150 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __NES_SUNSOFT_DCS_H
+#define __NES_SUNSOFT_DCS_H
+
+#include "sunsoft.h"
+
+
+//-----------------------------------------------
+//
+// Nantettate!! Baseball Cartslot implementation
+//
+//-----------------------------------------------
+
+// ======================> ntb_cart_interface
+
+class ntb_cart_interface : public device_slot_card_interface
+{
+public:
+ // construction/destruction
+ ntb_cart_interface(const machine_config &mconfig, device_t &device);
+ virtual ~ntb_cart_interface();
+
+ // reading and writing
+ virtual DECLARE_READ8_MEMBER(read) { return m_rom[offset]; }
+
+ UINT8 *get_cart_base() { return m_rom; }
+
+protected:
+ // internal state
+ UINT8 *m_rom;
+};
+
+// ======================> nes_ntb_slot_device
+
+class nes_ntb_slot_device : public device_t,
+ public device_image_interface,
+ public device_slot_interface
+{
+public:
+ // construction/destruction
+ nes_ntb_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+ virtual ~nes_ntb_slot_device();
+
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_config_complete() { update_names(); }
+
+ // image-level overrides
+ virtual bool call_load();
+ virtual bool call_softlist_load(software_list_device &swlist, const char *swname, const rom_entry *start_entry);
+
+ virtual iodevice_t image_type() const { return IO_CARTSLOT; }
+ virtual bool is_readable() const { return 1; }
+ virtual bool is_writeable() const { return 0; }
+ virtual bool is_creatable() const { return 0; }
+ virtual bool must_be_loaded() const { return 0; }
+ virtual bool is_reset_on_load() const { return 1; }
+ virtual const char *image_interface() const { return "ntb_cart"; }
+ virtual const char *file_extensions() const { return "bin"; }
+ virtual const option_guide *create_option_guide() const { return NULL; }
+
+ // slot interface overrides
+ virtual void get_default_card_software(std::string &result);
+
+ virtual DECLARE_READ8_MEMBER(read);
+
+ ntb_cart_interface* m_cart;
+};
+
+// device type definition
+extern const device_type NES_NTB_SLOT;
+
+
+#define MCFG_NTB_MINICART_ADD(_tag, _slot_intf) \
+ MCFG_DEVICE_ADD(_tag, NES_NTB_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, NULL, false)
+
+
+//-----------------------------------------------
+//
+// Nantettate!! Baseball Minicart implementation
+//
+//-----------------------------------------------
+
+// ======================> nes_ntb_rom_device
+
+class nes_ntb_rom_device : public device_t,
+ public ntb_cart_interface
+{
+public:
+ // construction/destruction
+ nes_ntb_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual const rom_entry *device_rom_region() const;
+ virtual UINT8* get_cart_base();
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+};
+
+// device type definition
+extern const device_type NES_NTB_ROM;
+
+
+
+//------------------------------------------------
+//
+// Nantettate!! Baseball base cart implementation
+// a.k.a. Sunsoft Dual Cassette System
+// (variant of Sunsoft-4 PCB)
+//
+//------------------------------------------------
+
+// ======================> nes_sunsoft_dcs_device
+
+class nes_sunsoft_dcs_device : public nes_sunsoft_4_device
+{
+public:
+ // construction/destruction
+ nes_sunsoft_dcs_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual machine_config_constructor device_mconfig_additions() const;
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
+ virtual DECLARE_READ8_MEMBER(read_m);
+ virtual DECLARE_READ8_MEMBER(read_h);
+ virtual DECLARE_WRITE8_MEMBER(write_m);
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+
+private:
+ int m_timer_on, m_exrom_enable;
+ required_device<nes_ntb_slot_device> m_subslot;
+
+ static const device_timer_id TIMER_PROTECT = 0;
+ emu_timer *ntb_enable_timer;
+ attotime timer_freq;
+};
+
+
+
+// device type definition
+extern const device_type NES_SUNSOFT_DCS;
+
+#endif