(MESS) c64: Cartridge WIP. (nw)

.gitattributes

@@ -6820,6 +6820,8 @@ src/mess/machine/c64_epyx_fast_load.c svneol=native#text/plain
 src/mess/machine/c64_epyx_fast_load.h svneol=native#text/plain
 src/mess/machine/c64_exos.c svneol=native#text/plain
 src/mess/machine/c64_exos.h svneol=native#text/plain
+src/mess/machine/c64_fcc.c svneol=native#text/plain
+src/mess/machine/c64_fcc.h svneol=native#text/plain
 src/mess/machine/c64_final.c svneol=native#text/plain
 src/mess/machine/c64_final.h svneol=native#text/plain
 src/mess/machine/c64_final3.c svneol=native#text/plain

hash/c64_cart.xml

@@ -6419,12 +6419,11 @@
 
 		<part name="cart" interface="c64_cart">
 			<feature name="slot" value="fcc" />
-			<feature name="exrom" value="1" />
+			<feature name="exrom" value="0" />
 			<feature name="game" value="1" />
 
-			<dataarea name="roml" size="0x10000">
+			<dataarea name="roml" size="0x8000">
-				<rom name="fcc_rom1" size="0x8000" crc="2949836a" sha1="9e6283095df9e3f4802ed0c654101f8e37168bf6" offset="0x0000" />
+				<rom name="fcc_rom2" size="0x8000" crc="8fc0f156" sha1="c843729870e7ce59bb64b60ebec028f7200f93d1" offset="0x0000" />
-				<rom name="fcc_rom2" size="0x8000" crc="8fc0f156" sha1="c843729870e7ce59bb64b60ebec028f7200f93d1" offset="0x8000" />
 			</dataarea>
 		</part>
 	</software>

src/mess/machine/c64_fcc.c

@@ -0,0 +1,171 @@
+/**********************************************************************
+
+    Tasc Final ChessCard cartridge emulation
+
+    Copyright MESS Team.
+    Visit http://mamedev.org for licensing and usage restrictions.
+
+**********************************************************************/
+
+#include "c64_fcc.h"
+
+
+
+//**************************************************************************
+//  MACROS/CONSTANTS
+//**************************************************************************
+
+#define G65SC02P4_TAG	"g65sc02p4"
+
+
+//**************************************************************************
+//  DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type C64_FCC = &device_creator<c64_final_chesscard_device>;
+
+
+//-------------------------------------------------
+//  ROM( c64_fcc )
+//-------------------------------------------------
+
+ROM_START( c64_fcc )
+	ROM_REGION( 0x8000, G65SC02P4_TAG, 0 )
+	ROM_LOAD( "fcc_rom1", 0x0000, 0x8000, CRC(2949836a) SHA1(9e6283095df9e3f4802ed0c654101f8e37168bf6) )
+ROM_END
+
+
+//-------------------------------------------------
+//  rom_region - device-specific ROM region
+//-------------------------------------------------
+
+const rom_entry *c64_final_chesscard_device::device_rom_region() const
+{
+	return ROM_NAME( c64_fcc );
+}
+
+
+//-------------------------------------------------
+//  ADDRESS_MAP( c64_fcc_map )
+//-------------------------------------------------
+
+static ADDRESS_MAP_START( c64_fcc_map, AS_PROGRAM, 8, c64_final_chesscard_device )
+	AM_RANGE(0x0000, 0x7fff) AM_RAM
+	AM_RANGE(0x8000, 0xffff) AM_ROM AM_REGION(G65SC02P4_TAG, 0)
+ADDRESS_MAP_END
+
+
+//-------------------------------------------------
+//  MACHINE_CONFIG_FRAGMENT( c64_fcc )
+//-------------------------------------------------
+
+static MACHINE_CONFIG_FRAGMENT( c64_fcc )
+	MCFG_CPU_ADD(G65SC02P4_TAG, M65SC02, 5000000)
+	MCFG_CPU_PROGRAM_MAP(c64_fcc_map)
+MACHINE_CONFIG_END
+
+
+//-------------------------------------------------
+//  machine_config_additions - device-specific
+//  machine configurations
+//-------------------------------------------------
+
+machine_config_constructor c64_final_chesscard_device::device_mconfig_additions() const
+{
+	return MACHINE_CONFIG_NAME( c64_fcc );
+}
+
+
+//-------------------------------------------------
+//  INPUT_PORTS( c64_fcc )
+//-------------------------------------------------
+
+INPUT_CHANGED_MEMBER( c64_final_chesscard_device::reset )
+{
+	if (!newval)
+	{
+		device_reset();
+	}
+
+	m_slot->reset_w(newval ? CLEAR_LINE : ASSERT_LINE);
+}
+
+static INPUT_PORTS_START( c64_fcc )
+	PORT_START("RESET")
+	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Reset") PORT_CODE(KEYCODE_F11) PORT_CHANGED_MEMBER(DEVICE_SELF, c64_final_chesscard_device, reset, 0)
+INPUT_PORTS_END
+
+
+//-------------------------------------------------
+//  input_ports - device-specific input ports
+//-------------------------------------------------
+
+ioport_constructor c64_final_chesscard_device::device_input_ports() const
+{
+	return INPUT_PORTS_NAME( c64_fcc );
+}
+
+
+//**************************************************************************
+//  LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+//  c64_final_chesscard_device - constructor
+//-------------------------------------------------
+
+c64_final_chesscard_device::c64_final_chesscard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+	device_t(mconfig, C64_FCC, "Final ChessCard", tag, owner, clock),
+	device_c64_expansion_card_interface(mconfig, *this),
+	m_maincpu(*this, G65SC02P4_TAG)
+{
+}
+
+
+//-------------------------------------------------
+//  device_start - device-specific startup
+//-------------------------------------------------
+
+void c64_final_chesscard_device::device_start()
+{
+}
+
+
+//-------------------------------------------------
+//  device_reset - device-specific reset
+//-------------------------------------------------
+
+void c64_final_chesscard_device::device_reset()
+{
+}
+
+
+//-------------------------------------------------
+//  c64_cd_r - cartridge data read
+//-------------------------------------------------
+
+UINT8 c64_final_chesscard_device::c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2)
+{
+	if (!roml)
+	{
+		data = m_roml[(m_bank << 13) | (offset & 0x1fff)];
+	}
+
+	return data;
+}
+
+
+//-------------------------------------------------
+//  c64_cd_w - cartridge data write
+//-------------------------------------------------
+
+void c64_final_chesscard_device::c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2)
+{
+	if (!io1)
+	{
+		 printf("IO1 %04x %02x\n", offset, data);
+		m_bank = data;
+	}
+
+	if (!io2) printf("IO1 %04x %02x\n", offset, data);
+}

src/mess/machine/c64_fcc.h

@@ -0,0 +1,63 @@
+/**********************************************************************
+
+    Tasc Final ChessCard cartridge emulation
+
+    Copyright MESS Team.
+    Visit http://mamedev.org for licensing and usage restrictions.
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __FCC__
+#define __FCC__
+
+#include "emu.h"
+#include "machine/c64exp.h"
+#include "cpu/m6502/m65sc02.h"
+
+
+
+//**************************************************************************
+//  TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> c64_final_chesscard_device
+
+class c64_final_chesscard_device : public device_t,
+					    		   public device_c64_expansion_card_interface
+{
+public:
+	// construction/destruction
+	c64_final_chesscard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+	// optional information overrides
+	virtual const rom_entry *device_rom_region() const;
+	virtual machine_config_constructor device_mconfig_additions() const;
+	virtual ioport_constructor device_input_ports() const;
+
+	DECLARE_INPUT_CHANGED_MEMBER( reset );
+
+protected:
+	// device-level overrides
+    virtual void device_config_complete() { m_shortname = "c64_fcc"; }
+	virtual void device_start();
+	virtual void device_reset();
+
+	// device_c64_expansion_card_interface overrides
+	virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2);
+	virtual void c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2);
+
+private:
+	required_device<m65sc02_device> m_maincpu;
+
+	UINT8 m_bank;
+};
+
+
+// device type definition
+extern const device_type C64_FCC;
+
+
+
+#endif

src/mess/machine/cbmipt.c

@@ -1129,6 +1129,7 @@ SLOT_INTERFACE_START( c64_expansion_cards )
 	SLOT_INTERFACE_INTERNAL("easycalcres", C64_EASY_CALC_RESULT)
 	SLOT_INTERFACE_INTERNAL("epyxfastload", C64_EPYX_FAST_LOAD)
 	SLOT_INTERFACE_INTERNAL("exos", C64_EXOS)
+	SLOT_INTERFACE_INTERNAL("fcc", C64_FCC)
 	SLOT_INTERFACE_INTERNAL("final", C64_FINAL)
 	SLOT_INTERFACE_INTERNAL("final3", C64_FINAL3)
 	SLOT_INTERFACE_INTERNAL("fun_play", C64_FUN_PLAY)

src/mess/machine/cbmipt.h

@@ -22,6 +22,7 @@
 #include "machine/c64_easyflash.h"
 #include "machine/c64_epyx_fast_load.h"
 #include "machine/c64_exos.h"
+#include "machine/c64_fcc.h"
 #include "machine/c64_final.h"
 #include "machine/c64_final3.h"
 #include "machine/c64_fun_play.h"

src/mess/mess.mak

@@ -847,6 +847,7 @@ $(MESSOBJ)/cbm.a:				\
 	$(MESS_MACHINE)/c64_easyflash.o	\
 	$(MESS_MACHINE)/c64_epyx_fast_load.o	\
 	$(MESS_MACHINE)/c64_exos.o	\
+	$(MESS_MACHINE)/c64_fcc.o	\
 	$(MESS_MACHINE)/c64_final.o	\
 	$(MESS_MACHINE)/c64_final3.o	\
 	$(MESS_MACHINE)/c64_fun_play.o	\