Merge pull request #1196 from npwoods/tiny_rom_entry

Introduced a tiny_rom_entry structure, for the purposes of ROM declaration

src/devices/bus/a1bus/a1cassette.cpp

@@ -47,7 +47,7 @@ machine_config_constructor a1bus_cassette_device::device_mconfig_additions() con
 	return MACHINE_CONFIG_NAME( cassette );
 }
 
-const rom_entry *a1bus_cassette_device::device_rom_region() const
+const tiny_rom_entry *a1bus_cassette_device::device_rom_region() const
 {
 	return ROM_NAME( cassette );
 }

src/devices/bus/a1bus/a1cassette.h

@@ -29,7 +29,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	optional_device<cassette_image_device> m_cassette;
 

src/devices/bus/a1bus/a1cffa.cpp

@@ -42,7 +42,7 @@ machine_config_constructor a1bus_cffa_device::device_mconfig_additions() const
 	return MACHINE_CONFIG_NAME( cffa );
 }
 
-const rom_entry *a1bus_cffa_device::device_rom_region() const
+const tiny_rom_entry *a1bus_cffa_device::device_rom_region() const
 {
 	return ROM_NAME( cffa );
 }

src/devices/bus/a1bus/a1cffa.h

@@ -30,7 +30,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	required_device<ata_interface_device> m_ata;
 

src/devices/bus/a2bus/a2applicard.cpp

@@ -66,7 +66,7 @@ machine_config_constructor a2bus_applicard_device::device_mconfig_additions() co
 //  device_rom_region - device-specific ROMs
 //-------------------------------------------------
 
-const rom_entry *a2bus_applicard_device::device_rom_region() const
+const tiny_rom_entry *a2bus_applicard_device::device_rom_region() const
 {
 	return ROM_NAME( a2applicard );
 }

src/devices/bus/a2bus/a2applicard.h

@@ -38,7 +38,7 @@ public:
 protected:
 	virtual void device_start() override;
 	virtual void device_reset() override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	// overrides of standard a2bus slot functions
 	virtual UINT8 read_c0nx(address_space &space, UINT8 offset) override;

src/devices/bus/a2bus/a2cffa.cpp

@@ -68,12 +68,12 @@ machine_config_constructor a2bus_cffa2000_device::device_mconfig_additions() con
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_cffa2000_device::device_rom_region() const
+const tiny_rom_entry *a2bus_cffa2000_device::device_rom_region() const
 {
 	return ROM_NAME( cffa2 );
 }
 
-const rom_entry *a2bus_cffa2_6502_device::device_rom_region() const
+const tiny_rom_entry *a2bus_cffa2_6502_device::device_rom_region() const
 {
 	return ROM_NAME( cffa2_6502 );
 }

src/devices/bus/a2bus/a2cffa.h

@@ -30,7 +30,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	virtual void device_start() override;
@@ -70,7 +70,7 @@ class a2bus_cffa2_6502_device : public a2bus_cffa2000_device, public device_nvra
 {
 public:
 	a2bus_cffa2_6502_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	// device_config_nvram_interface overrides

src/devices/bus/a2bus/a2corvus.cpp

@@ -92,7 +92,7 @@ machine_config_constructor a2bus_corvus_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_corvus_device::device_rom_region() const
+const tiny_rom_entry *a2bus_corvus_device::device_rom_region() const
 {
 	return ROM_NAME( corvus );
 }

src/devices/bus/a2bus/a2corvus.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	required_device<corvus_hdc_t> m_corvushd;
 

src/devices/bus/a2bus/a2diskii.cpp

@@ -81,7 +81,7 @@ machine_config_constructor a2bus_iwmflop_device::device_mconfig_additions() cons
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_floppy_device::device_rom_region() const
+const tiny_rom_entry *a2bus_floppy_device::device_rom_region() const
 {
 	return ROM_NAME( diskii );
 }

src/devices/bus/a2bus/a2diskii.h

@@ -29,7 +29,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	virtual void device_start() override;

src/devices/bus/a2bus/a2diskiing.cpp

@@ -59,7 +59,7 @@ machine_config_constructor a2bus_diskiing_device::device_mconfig_additions() con
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_diskiing_device::device_rom_region() const
+const tiny_rom_entry *a2bus_diskiing_device::device_rom_region() const
 {
 	return ROM_NAME( diskiing );
 }

src/devices/bus/a2bus/a2diskiing.h

@@ -32,7 +32,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_FLOPPY_FORMATS( floppy_formats );
 

src/devices/bus/a2bus/a2hsscsi.cpp

@@ -104,7 +104,7 @@ machine_config_constructor a2bus_hsscsi_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_hsscsi_device::device_rom_region() const
+const tiny_rom_entry *a2bus_hsscsi_device::device_rom_region() const
 {
 	return ROM_NAME( hsscsi );
 }

src/devices/bus/a2bus/a2hsscsi.h

@@ -30,7 +30,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	required_device<ncr5380n_device> m_ncr5380;
 	required_device<nscsi_bus_device> m_scsibus;

src/devices/bus/a2bus/a2memexp.cpp

@@ -59,12 +59,12 @@ machine_config_constructor a2bus_memexp_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_memexp_device::device_rom_region() const
+const tiny_rom_entry *a2bus_memexp_device::device_rom_region() const
 {
 	return ROM_NAME( memexp );
 }
 
-const rom_entry *a2bus_ramfactor_device::device_rom_region() const
+const tiny_rom_entry *a2bus_ramfactor_device::device_rom_region() const
 {
 	return ROM_NAME( ramfactor );
 }

src/devices/bus/a2bus/a2memexp.h

@@ -28,7 +28,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	bool m_isramfactor;
 	UINT8 m_bankhior;
@@ -62,7 +62,7 @@ class a2bus_ramfactor_device : public a2bus_memexp_device
 public:
 	a2bus_ramfactor_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 // device type definition

src/devices/bus/a2bus/a2pic.cpp

@@ -89,7 +89,7 @@ machine_config_constructor a2bus_pic_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_pic_device::device_rom_region() const
+const tiny_rom_entry *a2bus_pic_device::device_rom_region() const
 {
 	return ROM_NAME( pic );
 }

src/devices/bus/a2bus/a2pic.h

@@ -29,7 +29,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual ioport_constructor device_input_ports() const override;
 
 	required_ioport m_dsw1;

src/devices/bus/a2bus/a2scsi.cpp

@@ -97,7 +97,7 @@ machine_config_constructor a2bus_scsi_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_scsi_device::device_rom_region() const
+const tiny_rom_entry *a2bus_scsi_device::device_rom_region() const
 {
 	return ROM_NAME( scsi );
 }

src/devices/bus/a2bus/a2scsi.h

@@ -30,7 +30,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	required_device<ncr5380n_device> m_ncr5380;
 	required_device<nscsi_bus_device> m_scsibus;

src/devices/bus/a2bus/a2ssc.cpp

@@ -118,7 +118,7 @@ machine_config_constructor a2bus_ssc_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_ssc_device::device_rom_region() const
+const tiny_rom_entry *a2bus_ssc_device::device_rom_region() const
 {
 	return ROM_NAME( ssc );
 }

src/devices/bus/a2bus/a2ssc.h

@@ -29,7 +29,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual ioport_constructor device_input_ports() const override;
 
 	required_ioport m_dsw1, m_dsw2;

src/devices/bus/a2bus/a2swyft.cpp

@@ -36,7 +36,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_swyft_device::device_rom_region() const
+const tiny_rom_entry *a2bus_swyft_device::device_rom_region() const
 {
 	return ROM_NAME( swyft );
 }

src/devices/bus/a2bus/a2swyft.h

@@ -27,7 +27,7 @@ public:
 	a2bus_swyft_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 	a2bus_swyft_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);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	virtual void device_start() override;

src/devices/bus/a2bus/a2thunderclock.cpp

@@ -67,7 +67,7 @@ machine_config_constructor a2bus_thunderclock_device::device_mconfig_additions()
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_thunderclock_device::device_rom_region() const
+const tiny_rom_entry *a2bus_thunderclock_device::device_rom_region() const
 {
 	return ROM_NAME( thunderclock );
 }

src/devices/bus/a2bus/a2thunderclock.h

@@ -30,7 +30,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_WRITE_LINE_MEMBER( upd_dataout_w );
 

src/devices/bus/a2bus/a2ultraterm.cpp

@@ -124,12 +124,12 @@ machine_config_constructor a2bus_videx160_device::device_mconfig_additions() con
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_ultraterm_device::device_rom_region() const
+const tiny_rom_entry *a2bus_ultraterm_device::device_rom_region() const
 {
 	return ROM_NAME( a2ultraterm );
 }
 
-const rom_entry *a2bus_ultratermenh_device::device_rom_region() const
+const tiny_rom_entry *a2bus_ultratermenh_device::device_rom_region() const
 {
 	return ROM_NAME( a2ultratermenh );
 }

src/devices/bus/a2bus/a2ultraterm.h

@@ -61,7 +61,7 @@ class a2bus_ultraterm_device : public a2bus_videx160_device
 public:
 	a2bus_ultraterm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 class a2bus_ultratermenh_device : public a2bus_videx160_device
@@ -69,7 +69,7 @@ class a2bus_ultratermenh_device : public a2bus_videx160_device
 public:
 	a2bus_ultratermenh_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 // device type definition

src/devices/bus/a2bus/a2videoterm.cpp

@@ -138,32 +138,32 @@ machine_config_constructor a2bus_videx80_device::device_mconfig_additions() cons
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_videoterm_device::device_rom_region() const
+const tiny_rom_entry *a2bus_videoterm_device::device_rom_region() const
 {
 	return ROM_NAME( a2videoterm );
 }
 
-const rom_entry *a2bus_ap16_device::device_rom_region() const
+const tiny_rom_entry *a2bus_ap16_device::device_rom_region() const
 {
 	return ROM_NAME( a2ap16 );
 }
 
-const rom_entry *a2bus_ap16alt_device::device_rom_region() const
+const tiny_rom_entry *a2bus_ap16alt_device::device_rom_region() const
 {
 	return ROM_NAME( a2ap16alt );
 }
 
-const rom_entry *a2bus_vtc1_device::device_rom_region() const
+const tiny_rom_entry *a2bus_vtc1_device::device_rom_region() const
 {
 	return ROM_NAME( vtc1 );
 }
 
-const rom_entry *a2bus_vtc2_device::device_rom_region() const
+const tiny_rom_entry *a2bus_vtc2_device::device_rom_region() const
 {
 	return ROM_NAME( vtc2 );
 }
 
-const rom_entry *a2bus_aevm80_device::device_rom_region() const
+const tiny_rom_entry *a2bus_aevm80_device::device_rom_region() const
 {
 	return ROM_NAME( a2aevm80 );
 }

src/devices/bus/a2bus/a2videoterm.h

@@ -62,7 +62,7 @@ class a2bus_videoterm_device : public a2bus_videx80_device
 public:
 	a2bus_videoterm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 class a2bus_ap16_device : public a2bus_videx80_device
@@ -70,7 +70,7 @@ class a2bus_ap16_device : public a2bus_videx80_device
 public:
 	a2bus_ap16_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	virtual UINT8 read_cnxx(address_space &space, UINT8 offset) override;
 };
@@ -81,7 +81,7 @@ class a2bus_ap16alt_device : public a2bus_videx80_device
 public:
 	a2bus_ap16alt_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	virtual UINT8 read_cnxx(address_space &space, UINT8 offset) override;
 };
@@ -91,7 +91,7 @@ class a2bus_vtc1_device : public a2bus_videx80_device
 public:
 	a2bus_vtc1_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 class a2bus_vtc2_device : public a2bus_videx80_device
@@ -99,7 +99,7 @@ class a2bus_vtc2_device : public a2bus_videx80_device
 public:
 	a2bus_vtc2_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 class a2bus_aevm80_device : public a2bus_videx80_device
@@ -107,7 +107,7 @@ class a2bus_aevm80_device : public a2bus_videx80_device
 public:
 	a2bus_aevm80_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 // device type definition

src/devices/bus/a2bus/a2vulcan.cpp

@@ -100,12 +100,12 @@ machine_config_constructor a2bus_vulcanbase_device::device_mconfig_additions() c
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_vulcan_device::device_rom_region() const
+const tiny_rom_entry *a2bus_vulcan_device::device_rom_region() const
 {
 	return ROM_NAME( vulcan );
 }
 
-const rom_entry *a2bus_vulcangold_device::device_rom_region() const
+const tiny_rom_entry *a2bus_vulcangold_device::device_rom_region() const
 {
 	return ROM_NAME( vulcangold );
 }

src/devices/bus/a2bus/a2vulcan.h

@@ -56,7 +56,7 @@ class a2bus_vulcan_device : public a2bus_vulcanbase_device
 {
 public:
 	a2bus_vulcan_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	virtual void device_start() override;
@@ -68,7 +68,7 @@ class a2bus_vulcangold_device : public a2bus_vulcanbase_device
 {
 public:
 	a2bus_vulcangold_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 // device type definition

src/devices/bus/a2bus/a2zipdrive.cpp

@@ -60,7 +60,7 @@ machine_config_constructor a2bus_zipdrivebase_device::device_mconfig_additions()
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_zipdrivebase_device::device_rom_region() const
+const tiny_rom_entry *a2bus_zipdrivebase_device::device_rom_region() const
 {
 	return ROM_NAME( zipdrive );
 }

src/devices/bus/a2bus/a2zipdrive.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	virtual void device_start() override;

src/devices/bus/a2bus/corvfdc01.cpp

@@ -101,7 +101,7 @@ machine_config_constructor a2bus_corvfdc01_device::device_mconfig_additions() co
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_corvfdc01_device::device_rom_region() const
+const tiny_rom_entry *a2bus_corvfdc01_device::device_rom_region() const
 {
 	return ROM_NAME( fdc01 );
 }

src/devices/bus/a2bus/corvfdc01.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_WRITE_LINE_MEMBER(intrq_w);
 	DECLARE_WRITE_LINE_MEMBER(drq_w);

src/devices/bus/a2bus/corvfdc02.cpp

@@ -71,7 +71,7 @@ machine_config_constructor a2bus_corvfdc02_device::device_mconfig_additions() co
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_corvfdc02_device::device_rom_region() const
+const tiny_rom_entry *a2bus_corvfdc02_device::device_rom_region() const
 {
 	return ROM_NAME( fdc02 );
 }

src/devices/bus/a2bus/corvfdc02.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_WRITE_LINE_MEMBER(intrq_w);
 	DECLARE_WRITE_LINE_MEMBER(drq_w);

src/devices/bus/a2bus/mouse.cpp

@@ -163,7 +163,7 @@ machine_config_constructor a2bus_mouse_device::device_mconfig_additions() const
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_mouse_device::device_rom_region() const
+const tiny_rom_entry *a2bus_mouse_device::device_rom_region() const
 {
 	return ROM_NAME( mouse );
 }

src/devices/bus/a2bus/mouse.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual ioport_constructor device_input_ports() const override;
 	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
 

src/devices/bus/a2bus/timemasterho.cpp

@@ -112,7 +112,7 @@ machine_config_constructor a2bus_timemasterho_device::device_mconfig_additions()
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *a2bus_timemasterho_device::device_rom_region() const
+const tiny_rom_entry *a2bus_timemasterho_device::device_rom_region() const
 {
 	return ROM_NAME( timemaster );
 }

src/devices/bus/a2bus/timemasterho.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual ioport_constructor device_input_ports() const override;
 
 	DECLARE_WRITE8_MEMBER(pia_out_a);

src/devices/bus/abcbus/fd2.cpp

@@ -75,7 +75,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc_fd2_t::device_rom_region() const
+const tiny_rom_entry *abc_fd2_t::device_rom_region() const
 {
 	return ROM_NAME( abc_fd2 );
 }

src/devices/bus/abcbus/fd2.h

@@ -35,7 +35,7 @@ public:
 	abc_fd2_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 	DECLARE_WRITE8_MEMBER( status_w );

src/devices/bus/abcbus/hdc.cpp

@@ -43,7 +43,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc_hdc_device::device_rom_region() const
+const tiny_rom_entry *abc_hdc_device::device_rom_region() const
 {
 	return ROM_NAME( abc_hdc );
 }

src/devices/bus/abcbus/hdc.h

@@ -33,7 +33,7 @@ public:
 	abc_hdc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 protected:

src/devices/bus/abcbus/lux10828.cpp

@@ -172,7 +172,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *luxor_55_10828_device::device_rom_region() const
+const tiny_rom_entry *luxor_55_10828_device::device_rom_region() const
 {
 	return ROM_NAME( luxor_55_10828 );
 }

src/devices/bus/abcbus/lux10828.h

@@ -72,7 +72,7 @@ public:
 	DECLARE_FLOPPY_FORMATS( floppy_formats );
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/abcbus/lux21046.cpp

@@ -126,7 +126,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *luxor_55_21046_device::device_rom_region() const
+const tiny_rom_entry *luxor_55_21046_device::device_rom_region() const
 {
 	return ROM_NAME( luxor_55_21046 );
 }

src/devices/bus/abcbus/lux21046.h

@@ -57,7 +57,7 @@ public:
 	luxor_55_21046_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/abcbus/lux21056.cpp

@@ -122,7 +122,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *luxor_55_21056_device::device_rom_region() const
+const tiny_rom_entry *luxor_55_21056_device::device_rom_region() const
 {
 	return ROM_NAME( luxor_55_21056 );
 }

src/devices/bus/abcbus/lux21056.h

@@ -34,7 +34,7 @@ public:
 	luxor_55_21056_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/abcbus/memcard.cpp

@@ -94,7 +94,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc_memory_card_t::device_rom_region() const
+const tiny_rom_entry *abc_memory_card_t::device_rom_region() const
 {
 	return ROM_NAME( abc_dos );
 }

src/devices/bus/abcbus/memcard.h

@@ -30,7 +30,7 @@ public:
 	abc_memory_card_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	// device-level overrides

src/devices/bus/abcbus/sio.cpp

@@ -65,7 +65,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc_sio_device::device_rom_region() const
+const tiny_rom_entry *abc_sio_device::device_rom_region() const
 {
 	return ROM_NAME( abc_sio );
 }

src/devices/bus/abcbus/sio.h

@@ -26,7 +26,7 @@ public:
 	abc_sio_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 protected:

src/devices/bus/abcbus/slutprov.cpp

@@ -25,7 +25,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc_slutprov_device::device_rom_region() const
+const tiny_rom_entry *abc_slutprov_device::device_rom_region() const
 {
 	return ROM_NAME( abc_slutprov );
 }

src/devices/bus/abcbus/slutprov.h

@@ -24,7 +24,7 @@ public:
 	abc_slutprov_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	// device-level overrides

src/devices/bus/abcbus/turbo.cpp

@@ -44,7 +44,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *turbo_kontroller_device::device_rom_region() const
+const tiny_rom_entry *turbo_kontroller_device::device_rom_region() const
 {
 	return ROM_NAME( turbo_kontroller );
 }

src/devices/bus/abcbus/turbo.h

@@ -32,7 +32,7 @@ public:
 	turbo_kontroller_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 protected:

src/devices/bus/abcbus/uni800.cpp

@@ -56,7 +56,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc_uni800_device::device_rom_region() const
+const tiny_rom_entry *abc_uni800_device::device_rom_region() const
 {
 	return ROM_NAME( abc_uni800 );
 }

src/devices/bus/abcbus/uni800.h

@@ -24,7 +24,7 @@ public:
 	abc_uni800_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	// device-level overrides

src/devices/bus/abckb/abc77.cpp

@@ -77,7 +77,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc77_device::device_rom_region() const
+const tiny_rom_entry *abc77_device::device_rom_region() const
 {
 	return ROM_NAME( abc77 );
 }

src/devices/bus/abckb/abc77.h

@@ -35,7 +35,7 @@ public:
 	abc77_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/abckb/abc800kb.cpp

@@ -101,7 +101,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc800_keyboard_device::device_rom_region() const
+const tiny_rom_entry *abc800_keyboard_device::device_rom_region() const
 {
 	return ROM_NAME( abc800_keyboard );
 }

src/devices/bus/abckb/abc800kb.h

@@ -33,7 +33,7 @@ public:
 	abc800_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/abckb/abc99.cpp

@@ -94,7 +94,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *abc99_device::device_rom_region() const
+const tiny_rom_entry *abc99_device::device_rom_region() const
 {
 	return ROM_NAME( abc99 );
 }

src/devices/bus/abckb/abc99.h

@@ -32,7 +32,7 @@ public:
 	abc99_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/adam/ide.cpp

@@ -51,7 +51,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *powermate_ide_device::device_rom_region() const
+const tiny_rom_entry *powermate_ide_device::device_rom_region() const
 {
 	return ROM_NAME( adam_ata );
 }

src/devices/bus/adam/ide.h

@@ -32,7 +32,7 @@ public:
 	powermate_ide_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 protected:

src/devices/bus/adamnet/ddp.cpp

@@ -39,7 +39,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *adam_digital_data_pack_device::device_rom_region() const
+const tiny_rom_entry *adam_digital_data_pack_device::device_rom_region() const
 {
 	return ROM_NAME( adam_ddp );
 }

src/devices/bus/adamnet/ddp.h

@@ -33,7 +33,7 @@ public:
 	adam_digital_data_pack_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 	// not really public

src/devices/bus/adamnet/fdc.cpp

@@ -66,7 +66,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *adam_fdc_device::device_rom_region() const
+const tiny_rom_entry *adam_fdc_device::device_rom_region() const
 {
 	return ROM_NAME( adam_fdc );
 }

src/devices/bus/adamnet/fdc.h

@@ -33,7 +33,7 @@ public:
 	adam_fdc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/adamnet/kb.cpp

@@ -39,7 +39,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *adam_keyboard_device::device_rom_region() const
+const tiny_rom_entry *adam_keyboard_device::device_rom_region() const
 {
 	return ROM_NAME( adam_kb );
 }

src/devices/bus/adamnet/kb.h

@@ -31,7 +31,7 @@ public:
 	adam_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;
 

src/devices/bus/adamnet/printer.cpp

@@ -39,7 +39,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *adam_printer_device::device_rom_region() const
+const tiny_rom_entry *adam_printer_device::device_rom_region() const
 {
 	return ROM_NAME( adam_prn );
 }

src/devices/bus/adamnet/printer.h

@@ -31,7 +31,7 @@ public:
 	adam_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 	// not really public

src/devices/bus/adamnet/spi.cpp

@@ -42,7 +42,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *adam_spi_device::device_rom_region() const
+const tiny_rom_entry *adam_spi_device::device_rom_region() const
 {
 	return ROM_NAME( adam_spi );
 }

src/devices/bus/adamnet/spi.h

@@ -34,7 +34,7 @@ public:
 	adam_spi_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 	// not really public

src/devices/bus/amiga/zorro/a590.cpp

@@ -177,7 +177,7 @@ ROM_START( dmac_hdc )
 	ROM_LOAD("390333-03.u5", 0x000, 0x104, CRC(dc4a8d9b) SHA1(761a1318106e49057f95258699076ec1079967ad))
 ROM_END
 
-const rom_entry *dmac_hdc_device::device_rom_region() const
+const tiny_rom_entry *dmac_hdc_device::device_rom_region() const
 {
 	return ROM_NAME( dmac_hdc );
 }

src/devices/bus/amiga/zorro/a590.h

@@ -34,7 +34,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_READ8_MEMBER( dmac_scsi_r );
 	DECLARE_WRITE8_MEMBER( dmac_scsi_w );

src/devices/bus/amiga/zorro/action_replay.cpp

@@ -52,7 +52,7 @@ ROM_START( ar_mk1 )
 	ROMX_LOAD("ar1_v150.bin", 0x0000, 0x10000, BAD_DUMP CRC(f82c4258) SHA1(843b433b2c56640e045d5fdc854dc6b1a4964e7c), ROM_BIOS(2))
 ROM_END
 
-const rom_entry *action_replay_mk1_device::device_rom_region() const
+const tiny_rom_entry *action_replay_mk1_device::device_rom_region() const
 {
 	return ROM_NAME( ar_mk1 );
 }
@@ -68,7 +68,7 @@ ROM_START( ar_mk2 )
 	ROMX_LOAD("ar2_v214.bin", 0x0000, 0x20000, BAD_DUMP CRC(1bb3d0a8) SHA1(14b1f5a69efb6f4e2331970e6ca0f33c0f04ac91), ROM_BIOS(3))
 ROM_END
 
-const rom_entry *action_replay_mk2_device::device_rom_region() const
+const tiny_rom_entry *action_replay_mk2_device::device_rom_region() const
 {
 	return ROM_NAME( ar_mk2 );
 }
@@ -83,7 +83,7 @@ ROM_START( ar_mk3 )
 	ROMX_LOAD("ar3_v314.bin", 0x0000, 0x40000, BAD_DUMP CRC(009f7768) SHA1(0439d6ccc2a0e5c2e83fcf2389dc4d4a440a4c62), ROM_BIOS(2))
 ROM_END
 
-const rom_entry *action_replay_mk3_device::device_rom_region() const
+const tiny_rom_entry *action_replay_mk3_device::device_rom_region() const
 {
 	return ROM_NAME( ar_mk3 );
 }

src/devices/bus/amiga/zorro/action_replay.h

@@ -51,7 +51,7 @@ public:
 	action_replay_mk1_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 class action_replay_mk2_device : public action_replay_device
@@ -61,7 +61,7 @@ public:
 	action_replay_mk2_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 class action_replay_mk3_device : public action_replay_device
@@ -71,7 +71,7 @@ public:
 	action_replay_mk3_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 };
 
 // device type definition

src/devices/bus/amiga/zorro/buddha.cpp

@@ -53,7 +53,7 @@ ROM_START( buddha )
 	ROMX_LOAD("buddha_103-17.rom", 0x0000, 0x8000, CRC(2b7b24e0) SHA1(ec17a58962c373a2892090ec9b1722d2c326d631), ROM_SKIP(1) | ROM_BIOS(2))
 ROM_END
 
-const rom_entry *buddha_device::device_rom_region() const
+const tiny_rom_entry *buddha_device::device_rom_region() const
 {
 	return ROM_NAME( buddha );
 }

src/devices/bus/amiga/zorro/buddha.h

@@ -56,7 +56,7 @@ public:
 protected:
 	// device-level overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	virtual void device_start() override;
 	virtual void device_reset() override;

src/devices/bus/bml3/bml3kanji.cpp

@@ -51,7 +51,7 @@ machine_config_constructor bml3bus_kanji_device::device_mconfig_additions() cons
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *bml3bus_kanji_device::device_rom_region() const
+const tiny_rom_entry *bml3bus_kanji_device::device_rom_region() const
 {
 	return ROM_NAME( kanji );
 }

src/devices/bus/bml3/bml3kanji.h

@@ -28,7 +28,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_READ8_MEMBER(bml3_kanji_r);
 	DECLARE_WRITE8_MEMBER(bml3_kanji_w);

src/devices/bus/bml3/bml3mp1802.cpp

@@ -70,7 +70,7 @@ machine_config_constructor bml3bus_mp1802_device::device_mconfig_additions() con
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *bml3bus_mp1802_device::device_rom_region() const
+const tiny_rom_entry *bml3bus_mp1802_device::device_rom_region() const
 {
 	return ROM_NAME( mp1802 );
 }

src/devices/bus/bml3/bml3mp1802.h

@@ -32,7 +32,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_READ8_MEMBER(bml3_mp1802_r);
 	DECLARE_WRITE8_MEMBER(bml3_mp1802_w);

src/devices/bus/bml3/bml3mp1805.cpp

@@ -69,7 +69,7 @@ machine_config_constructor bml3bus_mp1805_device::device_mconfig_additions() con
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *bml3bus_mp1805_device::device_rom_region() const
+const tiny_rom_entry *bml3bus_mp1805_device::device_rom_region() const
 {
 	return ROM_NAME( mp1805 );
 }

src/devices/bus/bml3/bml3mp1805.h

@@ -31,7 +31,7 @@ public:
 
 	// optional information overrides
 	virtual machine_config_constructor device_mconfig_additions() const override;
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 	DECLARE_READ8_MEMBER(bml3_mp1805_r);
 	DECLARE_WRITE8_MEMBER(bml3_mp1805_w);

src/devices/bus/bw2/ramcard.cpp

@@ -31,7 +31,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *bw2_ramcard_device::device_rom_region() const
+const tiny_rom_entry *bw2_ramcard_device::device_rom_region() const
 {
 	return ROM_NAME( bw2_ramcard );
 }

src/devices/bus/bw2/ramcard.h

@@ -30,7 +30,7 @@ public:
 	bw2_ramcard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 
 protected:
 	// device-level overrides

src/devices/bus/c64/currah_speech.cpp

@@ -100,7 +100,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *c64_currah_speech_cartridge_device::device_rom_region() const
+const tiny_rom_entry *c64_currah_speech_cartridge_device::device_rom_region() const
 {
 	return ROM_NAME( c64_currah_speech );
 }

src/devices/bus/c64/currah_speech.h

@@ -32,7 +32,7 @@ public:
 	c64_currah_speech_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
 
 	// optional information overrides
-	virtual const rom_entry *device_rom_region() const override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 
 protected:

src/devices/bus/c64/fcc.cpp

@@ -53,7 +53,7 @@ ROM_END
 //  rom_region - device-specific ROM region
 //-------------------------------------------------
 
-const rom_entry *c64_final_chesscard_device::device_rom_region() const
+const tiny_rom_entry *c64_final_chesscard_device::device_rom_region() const
 {
 	return ROM_NAME( c64_fcc );
 }

src/devices/bus/c64/fcc.h

@@ -32,7 +32,7 @@ public:
 	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 override;
+	virtual const tiny_rom_entry *device_rom_region() const override;
 	virtual machine_config_constructor device_mconfig_additions() const override;
 	virtual ioport_constructor device_input_ports() const override;