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author Miodrag Milanovic <mmicko@gmail.com>2014-03-10 14:00:01 +0000
committer Miodrag Milanovic <mmicko@gmail.com>2014-03-10 14:00:01 +0000
commitd131f7fa0cd0255b1a33778d1b51d1bb967fb53a (patch)
tree3021094c998780a9c4b442173889a2dbc46a20e4 /src/emu/bus/saturn/sat_slot.h
parentfe36f872390885a181844708e6459d4d85f1c2fc (diff)
Moved rest of console slot devices to bus folder (nw)
Diffstat (limited to 'src/emu/bus/saturn/sat_slot.h')
-rw-r--r--src/emu/bus/saturn/sat_slot.h119
1 files changed, 119 insertions, 0 deletions
diff --git a/src/emu/bus/saturn/sat_slot.h b/src/emu/bus/saturn/sat_slot.h
new file mode 100644
index 00000000000..d610494e65c
--- /dev/null
+++ b/src/emu/bus/saturn/sat_slot.h
@@ -0,0 +1,119 @@
+#ifndef __SAT_SLOT_H
+#define __SAT_SLOT_H
+
+/***************************************************************************
+ TYPE DEFINITIONS
+ ***************************************************************************/
+
+
+// ======================> device_sat_cart_interface
+
+class device_sat_cart_interface : public device_slot_card_interface
+{
+public:
+ // construction/destruction
+ device_sat_cart_interface(const machine_config &mconfig, device_t &device);
+ virtual ~device_sat_cart_interface();
+
+ // reading from ROM
+ virtual DECLARE_READ32_MEMBER(read_rom) { return 0xffffffff; }
+ // reading and writing to Extended DRAM chips
+ virtual DECLARE_READ32_MEMBER(read_ext_dram0) { return 0xffffffff; }
+ virtual DECLARE_WRITE32_MEMBER(write_ext_dram0) {}
+ virtual DECLARE_READ32_MEMBER(read_ext_dram1) { return 0xffffffff; }
+ virtual DECLARE_WRITE32_MEMBER(write_ext_dram1) {}
+ // reading and writing to Extended BRAM chip
+ virtual DECLARE_READ32_MEMBER(read_ext_bram) { return 0xffffffff; }
+ virtual DECLARE_WRITE32_MEMBER(write_ext_bram) {}
+
+ virtual int get_cart_type() { return m_cart_type; };
+
+
+ void rom_alloc(running_machine &machine, UINT32 size);
+ UINT32* get_rom_base() { return m_rom; }
+ UINT32* get_ext_dram0_base() { return m_ext_dram0; }
+ UINT32* get_ext_dram1_base() { return m_ext_dram1; }
+ UINT8* get_ext_bram_base() { return m_ext_bram; }
+ UINT32 get_rom_size() { return m_rom_size; }
+ UINT32 get_ext_dram0_size() { return m_ext_dram0_size; }
+ UINT32 get_ext_dram1_size() { return m_ext_dram1_size; }
+ UINT32 get_ext_bram_size() { return m_ext_bram_size; }
+
+protected:
+ int m_cart_type;
+
+ // internal state
+ UINT32 *m_rom;
+ UINT32 *m_ext_dram0;
+ UINT32 *m_ext_dram1;
+ UINT8 *m_ext_bram;
+ UINT32 m_rom_size;
+ UINT32 m_ext_dram0_size;
+ UINT32 m_ext_dram1_size;
+ UINT32 m_ext_bram_size;
+};
+
+
+// ======================> sat_cart_slot_device
+
+class sat_cart_slot_device : public device_t,
+ public device_image_interface,
+ public device_slot_interface
+{
+public:
+ // construction/destruction
+ sat_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+ virtual ~sat_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(char *swlist, char *swname, rom_entry *start_entry);
+
+ int get_cart_type();
+
+ 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 option_guide *create_option_guide() const { return NULL; }
+ virtual const char *image_interface() const { return "sat_cart"; }
+ virtual const char *file_extensions() const { return "bin"; }
+
+ // slot interface overrides
+ virtual const char * get_default_card_software(const machine_config &config, emu_options &options);
+
+ // reading and writing
+ virtual DECLARE_READ32_MEMBER(read_rom);
+ virtual DECLARE_READ32_MEMBER(read_ext_dram0);
+ virtual DECLARE_WRITE32_MEMBER(write_ext_dram0);
+ virtual DECLARE_READ32_MEMBER(read_ext_dram1);
+ virtual DECLARE_WRITE32_MEMBER(write_ext_dram1);
+ virtual DECLARE_READ32_MEMBER(read_ext_bram);
+ virtual DECLARE_WRITE32_MEMBER(write_ext_bram);
+
+private:
+ device_sat_cart_interface* m_cart;
+};
+
+
+// device type definition
+extern const device_type SATURN_CART_SLOT;
+
+
+/***************************************************************************
+ DEVICE CONFIGURATION MACROS
+ ***************************************************************************/
+
+#define MCFG_SATURN_CARTRIDGE_ADD(_tag,_slot_intf,_def_slot) \
+ MCFG_DEVICE_ADD(_tag, SATURN_CART_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
+
+
+#endif