summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/nes/cony.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bus/nes/cony.h')
-rw-r--r--src/devices/bus/nes/cony.h75
1 files changed, 75 insertions, 0 deletions
diff --git a/src/devices/bus/nes/cony.h b/src/devices/bus/nes/cony.h
new file mode 100644
index 00000000000..e97cfdee81d
--- /dev/null
+++ b/src/devices/bus/nes/cony.h
@@ -0,0 +1,75 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __NES_CONY_H
+#define __NES_CONY_H
+
+#include "nxrom.h"
+
+
+// ======================> nes_cony_device
+
+class nes_cony_device : public nes_nrom_device
+{
+public:
+ // construction/destruction
+ nes_cony_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_cony_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
+ virtual DECLARE_READ8_MEMBER(read_l);
+ virtual DECLARE_WRITE8_MEMBER(write_l);
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+
+protected:
+ virtual void set_prg();
+ virtual void set_chr();
+
+ UINT16 m_irq_count;
+ int m_irq_enable;
+
+ static const device_timer_id TIMER_IRQ = 0;
+ emu_timer *irq_timer;
+
+ UINT8 m_latch1, m_latch2;
+ UINT8 m_low_reg[4];
+ UINT8 m_reg[10];
+ UINT8 m_extra1;
+};
+
+
+// ======================> nes_yoko_device
+
+class nes_yoko_device : public nes_cony_device
+{
+public:
+ // construction/destruction
+ nes_yoko_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual DECLARE_READ8_MEMBER(read_l);
+ virtual DECLARE_WRITE8_MEMBER(write_l);
+ virtual DECLARE_WRITE8_MEMBER(write_h);
+
+ virtual void pcb_reset();
+
+private:
+ virtual void set_prg();
+ virtual void set_chr();
+
+ UINT8 m_extra2;
+};
+
+
+
+
+
+// device type definition
+extern const device_type NES_CONY;
+extern const device_type NES_YOKO;
+
+#endif