From cbd26a090225658e1b68f136b444c1dff1c42ab5 Mon Sep 17 00:00:00 2001
From: mahlemiut <mahlemiut@users.noreply.github.com>
Date: Sun, 29 Dec 2013 01:21:49 +0000
Subject: [PATCH] x2212: added support for the 2210 (64x4)

---
 src/emu/machine/x2212.c | 31 +++++++++++++++++++++++++++++++
 src/emu/machine/x2212.h | 21 ++++++++++++++++++++-
 2 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/src/emu/machine/x2212.c b/src/emu/machine/x2212.c
index 40469ce607c..89045a9a1cb 100644
--- a/src/emu/machine/x2212.c
+++ b/src/emu/machine/x2212.c
@@ -30,6 +30,7 @@ ADDRESS_MAP_END
 
 // device type definition
 const device_type X2212 = &device_creator<x2212_device>;
+const device_type X2210 = &device_creator<x2210_device>;
 
 //-------------------------------------------------
 //  x2212_device - constructor
@@ -47,6 +48,17 @@ x2212_device::x2212_device(const machine_config &mconfig, const char *tag, devic
 {
 }
 
+x2212_device::x2212_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)
+	: device_t(mconfig, type, name, tag, owner, clock, shortname, source),
+		device_memory_interface(mconfig, *this),
+		device_nvram_interface(mconfig, *this),
+		m_auto_save(false),
+		m_sram_space_config("SRAM", ENDIANNESS_BIG, 8, 8, 0, *ADDRESS_MAP_NAME(x2212_sram_map)),
+		m_e2prom_space_config("E2PROM", ENDIANNESS_BIG, 8, 8, 0, *ADDRESS_MAP_NAME(x2212_e2prom_map)),
+		m_store(false),
+		m_array_recall(false)
+{
+}
 
 //-------------------------------------------------
 //  static_set_auto_save - configuration helper
@@ -70,6 +82,19 @@ void x2212_device::device_start()
 
 	m_sram = m_addrspace[0];
 	m_e2prom = m_addrspace[1];
+
+	SIZE_DATA = 0x100;
+}
+
+void x2210_device::device_start()
+{
+	save_item(NAME(m_store));
+	save_item(NAME(m_array_recall));
+
+	m_sram = m_addrspace[0];
+	m_e2prom = m_addrspace[1];
+
+	SIZE_DATA = 0x40;
 }
 
 
@@ -225,3 +250,9 @@ WRITE_LINE_MEMBER( x2212_device::recall )
 		recall();
 	m_array_recall = (state != 0);
 }
+
+
+x2210_device::x2210_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+	: x2212_device(mconfig, X2210, "X2210", tag, owner, clock, "x2210", __FILE__)
+{
+}
diff --git a/src/emu/machine/x2212.h b/src/emu/machine/x2212.h
index 1370236696e..fbe7dfff259 100644
--- a/src/emu/machine/x2212.h
+++ b/src/emu/machine/x2212.h
@@ -25,6 +25,13 @@
 	MCFG_DEVICE_ADD(_tag, X2212, 0) \
 	x2212_device::static_set_auto_save(*device);
 
+#define MCFG_X2210_ADD(_tag) \
+	MCFG_DEVICE_ADD(_tag, X2210, 0)
+
+#define MCFG_X2210_ADD_AUTOSAVE(_tag) \
+	MCFG_DEVICE_ADD(_tag, X2210, 0) \
+	x2212_device::static_set_auto_save(*device);
+
 
 //**************************************************************************
 //  TYPE DEFINITIONS
@@ -40,6 +47,7 @@ class x2212_device :    public device_t,
 public:
 	// construction/destruction
 	x2212_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+	x2212_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);
 
 	// inline configuration helpers
 	static void static_set_auto_save(device_t &device);
@@ -67,7 +75,7 @@ protected:
 	virtual void nvram_read(emu_file &file);
 	virtual void nvram_write(emu_file &file);
 
-	static const int SIZE_DATA = 0x100;
+	int SIZE_DATA;
 
 	// configuration state
 	bool                        m_auto_save;
@@ -84,9 +92,20 @@ protected:
 	bool        m_array_recall;
 };
 
+class x2210_device :    public x2212_device
+{
+public:
+	x2210_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+	// device-level overrides
+	virtual void device_start();
+};
+
 
 // device type definition
 extern const device_type X2212;
+extern const device_type X2210;
 
 
 #endif