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-rw-r--r--src/devices/bus/nes/nxrom.h216
1 files changed, 216 insertions, 0 deletions
diff --git a/src/devices/bus/nes/nxrom.h b/src/devices/bus/nes/nxrom.h
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+++ b/src/devices/bus/nes/nxrom.h
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+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __NES_MMCX_H
+#define __NES_MMCX_H
+
+#include "nes_slot.h"
+#include "sound/samples.h"
+
+
+// ======================> nes_nrom_device
+
+class nes_nrom_device : public device_t,
+ public device_nes_cart_interface
+{
+public:
+ // construction/destruction
+ nes_nrom_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+ nes_nrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ virtual void device_start() { common_start(); }
+
+ virtual void pcb_reset();
+
+ void common_start();
+};
+
+
+// ======================> nes_nrom368_device
+
+class nes_nrom368_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_nrom368_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ virtual DECLARE_READ8_MEMBER(read_l);
+ virtual DECLARE_READ8_MEMBER(read_m);
+ virtual DECLARE_READ8_MEMBER(read_h);
+};
+
+
+// ======================> nes_fcbasic_device
+
+class nes_fcbasic_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_fcbasic_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // emulate the additional WRAM
+};
+
+
+// ======================> nes_axrom_device
+
+class nes_axrom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_axrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_bxrom_device
+
+class nes_bxrom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_bxrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_cnrom_device
+
+class nes_cnrom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_cnrom_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+ nes_cnrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_READ8_MEMBER(chr_r);
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+
+private:
+ UINT8 m_chr_open_bus;
+};
+
+
+// ======================> nes_cprom_device
+
+class nes_cprom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_cprom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_gxrom_device
+
+class nes_gxrom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_gxrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_uxrom_device
+
+class nes_uxrom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_uxrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_uxrom_cc_device
+
+class nes_uxrom_cc_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_uxrom_cc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_un1rom_device
+
+class nes_un1rom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_un1rom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+// ======================> nes_nochr_device
+
+class nes_nochr_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_nochr_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual DECLARE_READ8_MEMBER(chr_r);
+ virtual DECLARE_WRITE8_MEMBER(chr_w);
+};
+
+
+
+// device type definition
+extern const device_type NES_NROM;
+extern const device_type NES_NROM368;
+extern const device_type NES_FCBASIC;
+extern const device_type NES_AXROM;
+extern const device_type NES_BXROM;
+extern const device_type NES_CNROM;
+extern const device_type NES_CPROM;
+extern const device_type NES_GXROM;
+extern const device_type NES_UXROM;
+extern const device_type NES_UXROM_CC;
+extern const device_type NES_UN1ROM;
+extern const device_type NES_NOCHR;
+
+#endif