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#ifndef __WS_SLOT_H
#define __WS_SLOT_H
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
/* PCB */
enum
{
WS_STD = 0,
WS_SRAM,
WS_EEPROM
};
// ======================> device_ws_cart_interface
class device_ws_cart_interface : public device_slot_card_interface
{
public:
// construction/destruction
device_ws_cart_interface(const machine_config &mconfig, device_t &device);
virtual ~device_ws_cart_interface();
// reading and writing
virtual DECLARE_READ8_MEMBER(read_rom20) { return 0xff; }
virtual DECLARE_READ8_MEMBER(read_rom30) { return 0xff; }
virtual DECLARE_READ8_MEMBER(read_rom40) { return 0xff; }
virtual DECLARE_READ8_MEMBER(read_ram) { return 0xff; }
virtual DECLARE_WRITE8_MEMBER(write_ram) {}
virtual DECLARE_READ8_MEMBER(read_io) { return 0xff; }
virtual DECLARE_WRITE8_MEMBER(write_io) {}
void rom_alloc(UINT32 size, const char *tag);
void nvram_alloc(UINT32 size);
UINT8* get_rom_base() { return m_rom; }
UINT8* get_nvram_base() { return m_nvram; }
UINT32 get_rom_size() { return m_rom_size; }
UINT32 get_nvram_size() { return m_nvram.count(); }
void save_nvram() { device().save_item(NAME(m_nvram)); }
void set_has_rtc(bool val) { m_has_rtc = val; }
void set_is_rotated(bool val) { m_is_rotated = val; }
int get_is_rotated() { return m_is_rotated ? 1 : 0; }
protected:
// internal state
UINT8 *m_rom;
UINT32 m_rom_size;
dynamic_buffer m_nvram;
int m_bank_mask;
bool m_has_rtc, m_is_rotated;
};
// ======================> ws_cart_slot_device
class ws_cart_slot_device : public device_t,
public device_image_interface,
public device_slot_interface
{
public:
// construction/destruction
ws_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual ~ws_cart_slot_device();
// device-level overrides
virtual void device_start();
virtual void device_config_complete();
// image-level overrides
virtual bool call_load();
virtual void call_unload();
virtual bool call_softlist_load(software_list_device &swlist, const char *swname, const rom_entry *start_entry);
int get_type() { return m_type; }
int get_is_rotated() { return m_cart->get_is_rotated(); }
int get_cart_type(UINT8 *ROM, UINT32 len, UINT32 &nvram_len);
void internal_header_logging(UINT8 *ROM, UINT32 offs, UINT32 len);
void save_nvram() { if (m_cart && m_cart->get_nvram_size()) m_cart->save_nvram(); }
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 1; }
virtual bool is_reset_on_load() const { return 1; }
virtual const option_guide *create_option_guide() const { return NULL; }
virtual const char *image_interface() const { return "wswan_cart"; }
virtual const char *file_extensions() const { return "ws,wsc,bin"; }
// slot interface overrides
virtual void get_default_card_software(astring &result);
// reading and writing
virtual DECLARE_READ8_MEMBER(read_rom20);
virtual DECLARE_READ8_MEMBER(read_rom30);
virtual DECLARE_READ8_MEMBER(read_rom40);
virtual DECLARE_READ8_MEMBER(read_ram);
virtual DECLARE_WRITE8_MEMBER(write_ram);
virtual DECLARE_READ8_MEMBER(read_io);
virtual DECLARE_WRITE8_MEMBER(write_io);
protected:
int m_type;
device_ws_cart_interface* m_cart;
};
// device type definition
extern const device_type WS_CART_SLOT;
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
#define WSSLOT_ROM_REGION_TAG ":cart:rom"
#define MCFG_WSWAN_CARTRIDGE_ADD(_tag,_slot_intf,_def_slot) \
MCFG_DEVICE_ADD(_tag, WS_CART_SLOT, 0) \
MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
#endif
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