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-rw-r--r--src/mess/machine/kc_ram.h188
1 files changed, 188 insertions, 0 deletions
diff --git a/src/mess/machine/kc_ram.h b/src/mess/machine/kc_ram.h
new file mode 100644
index 00000000000..3149c484e0a
--- /dev/null
+++ b/src/mess/machine/kc_ram.h
@@ -0,0 +1,188 @@
+#pragma once
+
+#ifndef __KC_RAM_H__
+#define __KC_RAM_H__
+
+#include "emu.h"
+#include "machine/kcexp.h"
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> kc_m011_device
+
+class kc_m011_device :
+ public device_t,
+ public device_kcexp_interface
+{
+public:
+ // construction/destruction
+ kc_m011_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+ kc_m011_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+ virtual void device_config_complete() { m_shortname = "kc_m011"; }
+
+ // kcexp_interface overrides
+ virtual UINT8 module_id_r() { return 0xf6; }
+ virtual void control_w(UINT8 data);
+ virtual void read(offs_t offset, UINT8 &data);
+ virtual void write(offs_t offset, UINT8 data);
+ virtual DECLARE_WRITE_LINE_MEMBER( mei_w );
+
+protected:
+ kcexp_slot_device *m_slot;
+
+ // internal state
+ int m_mei; // module enable line
+ UINT8 * m_ram;
+ UINT8 m_enabled;
+ UINT8 m_write_enabled;
+ UINT16 m_base;
+ UINT8 m_segment;
+
+private:
+ // internal helpers
+ virtual UINT32 get_ram_size() const { return 0x10000; }
+};
+
+
+// ======================> kc_m022_device
+
+class kc_m022_device :
+ public kc_m011_device
+{
+public:
+ // construction/destruction
+ kc_m022_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_config_complete() { m_shortname = "kc_m022"; }
+
+ // kcexp_interface overrides
+ virtual UINT8 module_id_r() { return 0xf4; }
+ virtual void read(offs_t offset, UINT8 &ata);
+ virtual void write(offs_t offset, UINT8 data);
+
+private:
+ // internal helpers
+ virtual UINT32 get_ram_size() const { return 0x4000; }
+};
+
+
+// ======================> kc_m032_device
+
+class kc_m032_device :
+ public kc_m011_device
+{
+public:
+ // construction/destruction
+ kc_m032_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_reset();
+ virtual void device_config_complete() { m_shortname = "kc_m032"; }
+
+ // kcexp_interface overrides
+ virtual UINT8 module_id_r() { return 0x79; }
+ virtual void control_w(UINT8 data);
+ virtual void read(offs_t offset, UINT8 &data);
+ virtual void write(offs_t offset, UINT8 data);
+
+private:
+ // internal helpers
+ virtual UINT32 get_ram_size() const { return 0x40000; }
+};
+
+
+// ======================> kc_m034_device
+
+class kc_m034_device :
+ public kc_m011_device
+{
+public:
+ // construction/destruction
+ kc_m034_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_reset();
+ virtual void device_config_complete() { m_shortname = "kc_m034"; }
+
+ // kcexp_interface overrides
+ virtual UINT8 module_id_r() { return 0x7a; }
+ virtual void control_w(UINT8 data);
+ virtual void read(offs_t offset, UINT8 &data);
+ virtual void write(offs_t offset, UINT8 data);
+
+private:
+ // internal helpers
+ virtual UINT32 get_ram_size() const { return 0x80000; }
+};
+
+
+// ======================> kc_m035_device
+
+class kc_m035_device :
+ public kc_m011_device
+{
+public:
+ // construction/destruction
+ kc_m035_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_config_complete() { m_shortname = "kc_m035"; }
+
+ // kcexp_interface overrides
+ virtual UINT8 module_id_r() { return 0x7b; }
+ virtual void control_w(UINT8 data);
+ virtual void read(offs_t offset, UINT8 &data);
+ virtual void write(offs_t offset, UINT8 data);
+
+private:
+ // internal helpers
+ virtual UINT32 get_ram_size() const { return 0x100000; }
+};
+
+
+// ======================> kc_m036_device
+
+class kc_m036_device :
+ public kc_m011_device
+{
+public:
+ // construction/destruction
+ kc_m036_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_reset();
+ virtual void device_config_complete() { m_shortname = "kc_m036"; }
+
+ // kcexp_interface overrides
+ virtual UINT8 module_id_r() { return 0x78; }
+ virtual void control_w(UINT8 data);
+ virtual void read(offs_t offset, UINT8 &data);
+ virtual void write(offs_t offset, UINT8 data);
+
+private:
+ // internal helpers
+ virtual UINT32 get_ram_size() const { return 0x20000; }
+};
+
+// device type definition
+extern const device_type KC_M011;
+extern const device_type KC_M022;
+extern const device_type KC_M032;
+extern const device_type KC_M034;
+extern const device_type KC_M035;
+extern const device_type KC_M036;
+
+#endif /* __KC_RAM_H__ */