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-rw-r--r--src/devices/bus/nes/mmc2.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/src/devices/bus/nes/mmc2.h b/src/devices/bus/nes/mmc2.h
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index 00000000000..205fcf7a1d4
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+++ b/src/devices/bus/nes/mmc2.h
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+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __NES_MMC2_H
+#define __NES_MMC2_H
+
+#include "nxrom.h"
+
+
+// ======================> nes_pxrom_device
+
+class nes_pxrom_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_pxrom_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_pxrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_WRITE8_MEMBER(pxrom_write);
+ virtual DECLARE_WRITE8_MEMBER(write_h) { pxrom_write(space, offset, data, mem_mask); }
+
+ virtual void ppu_latch(offs_t offset);
+ virtual void pcb_reset();
+
+protected:
+ UINT8 m_reg[4];
+ int m_latch1, m_latch2;
+};
+
+
+// ======================> nes_fxrom_device
+
+class nes_fxrom_device : public nes_pxrom_device
+{
+public:
+ // construction/destruction
+ nes_fxrom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+};
+
+
+
+
+
+// device type definition
+extern const device_type NES_PXROM;
+extern const device_type NES_FXROM;
+
+#endif