From 7642857c68d75fa013b8d0f7d7fc80b04c50f442 Mon Sep 17 00:00:00 2001
From: Dirk Best <mail@dirk-best.de>
Date: Fri, 14 Feb 2014 14:53:29 +0000
Subject: [PATCH] upd765: add the motorola mcs3201

---
 src/emu/machine/upd765.c | 31 ++++++++++++++++++++++++++++++-
 src/emu/machine/upd765.h | 24 ++++++++++++++++++++++++
 2 files changed, 54 insertions(+), 1 deletion(-)

diff --git a/src/emu/machine/upd765.c b/src/emu/machine/upd765.c
index 4420cf73ca0..fd9466ecd21 100644
--- a/src/emu/machine/upd765.c
+++ b/src/emu/machine/upd765.c
@@ -12,6 +12,7 @@ const device_type PC_FDC_SUPERIO = &device_creator<pc_fdc_superio_device>;
 const device_type DP8473 = &device_creator<dp8473_device>;
 const device_type PC8477A = &device_creator<pc8477a_device>;
 const device_type WD37C65C = &device_creator<wd37c65c_device>;
+const device_type MCS3201 = &device_creator<mcs3201_device>;
 
 DEVICE_ADDRESS_MAP_START(map, 8, upd765a_device)
 	AM_RANGE(0x0, 0x0) AM_READ(msr_r)
@@ -86,6 +87,14 @@ DEVICE_ADDRESS_MAP_START(map, 8, wd37c65c_device)
 	AM_RANGE(0x1, 0x1) AM_READWRITE(fifo_r, fifo_w)
 ADDRESS_MAP_END
 
+DEVICE_ADDRESS_MAP_START( map, 8, mcs3201_device )
+	AM_RANGE(0x0, 0x0) AM_READ(input_r)
+	AM_RANGE(0x2, 0x2) AM_WRITE(dor_w)
+	AM_RANGE(0x4, 0x4) AM_READ(msr_r)
+	AM_RANGE(0x5, 0x5) AM_READWRITE(fifo_r, fifo_w)
+	AM_RANGE(0x7, 0x7) AM_READWRITE(dir_r, ccr_w)
+ADDRESS_MAP_END
+
 
 int upd765_family_device::rates[4] = { 500000, 300000, 250000, 1000000 };
 
@@ -2202,7 +2211,6 @@ bool upd765_family_device::sector_matches() const
 		cur_live.idbuf[3] == command[5];
 }
 
-
 upd765a_device::upd765a_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : upd765_family_device(mconfig, UPD765A, "UPD765A", tag, owner, clock, "upd765a", __FILE__)
 {
 	dor_reset = 0x0c;
@@ -2262,3 +2270,24 @@ wd37c65c_device::wd37c65c_device(const machine_config &mconfig, const char *tag,
 	ready_connected = false;
 	select_connected = true;
 }
+
+mcs3201_device::mcs3201_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+	upd765_family_device(mconfig, MCS3201, "Motorola MCS3201", tag, owner, clock, "mcs3201", __FILE__),
+	m_input_handler(*this)
+{
+	dor_reset = 0x0c;
+	ready_polled = false;
+	ready_connected = false;
+	select_connected = true;
+}
+
+void mcs3201_device::device_start()
+{
+	upd765_family_device::device_start();
+	m_input_handler.resolve_safe(0);
+}
+
+READ8_MEMBER( mcs3201_device::input_r )
+{
+	return m_input_handler();
+}
diff --git a/src/emu/machine/upd765.h b/src/emu/machine/upd765.h
index 0e58436d0b5..625090f2585 100644
--- a/src/emu/machine/upd765.h
+++ b/src/emu/machine/upd765.h
@@ -49,6 +49,12 @@
 #define MCFG_WD37C65C_ADD(_tag) \
 	MCFG_DEVICE_ADD(_tag, WD37C65C, 0)
 
+#define MCFG_MCS3201_ADD(_tag) \
+	MCFG_DEVICE_ADD(_tag, MCS3201, 0)
+
+#define MCFG_MCS3201_INPUT_HANDLER(_devcb) \
+	devcb = &mcs3201_device::set_input_handler(*device, DEVCB2_##_devcb);
+
 /* Interface required for PC ISA wrapping */
 class pc_fdc_interface : public device_t {
 public:
@@ -461,6 +467,23 @@ public:
 	virtual DECLARE_ADDRESS_MAP(map, 8);
 };
 
+class mcs3201_device : public upd765_family_device {
+public:
+	mcs3201_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+	// static configuration helpers
+	template<class _Object> static devcb2_base &set_input_handler(device_t &device, _Object object) { return downcast<mcs3201_device &>(device).m_input_handler.set_callback(object); }
+
+	virtual DECLARE_ADDRESS_MAP(map, 8);
+	DECLARE_READ8_MEMBER( input_r );
+
+protected:
+	virtual void device_start();
+
+private:
+	devcb2_read8 m_input_handler;
+};
+
 extern const device_type UPD765A;
 extern const device_type UPD765B;
 extern const device_type I8272A;
@@ -471,5 +494,6 @@ extern const device_type PC_FDC_SUPERIO;
 extern const device_type DP8473;
 extern const device_type PC8477A;
 extern const device_type WD37C65C;
+extern const device_type MCS3201;
 
 #endif