diff --git a/src/mess/drivers/sm1800.c b/src/mess/drivers/sm1800.c
index 5c46f81ebfb..45b30e8dc75 100644
--- a/src/mess/drivers/sm1800.c
+++ b/src/mess/drivers/sm1800.c
@@ -49,7 +49,7 @@ public:
 static ADDRESS_MAP_START(sm1800_mem, AS_PROGRAM, 8, sm1800_state)
 	ADDRESS_MAP_UNMAP_HIGH
 	AM_RANGE( 0x0000, 0x07ff ) AM_ROM
-	//AM_RANGE( 0x0fb0, 0x0fff ) AM_DEVWRITE_LEGACY("i8275", i8275_dack_w)
+	//AM_RANGE( 0x0fb0, 0x0fff ) AM_DEVWRITE("i8275", i8275_device, dack_w)
 	AM_RANGE( 0x1000, 0x17ff ) AM_RAM // videoram looks like 1080-17FF, normal ascii
 ADDRESS_MAP_END
 
@@ -60,7 +60,8 @@ static ADDRESS_MAP_START( sm1800_io, AS_IO, 8, sm1800_state)
 	AM_RANGE( 0x5c, 0x5c) AM_DEVREADWRITE("i8251", i8251_device, data_r, data_w)
 	AM_RANGE( 0x5d, 0x5d) AM_DEVREADWRITE("i8251", i8251_device, status_r, control_w)
 	AM_RANGE( 0x6c, 0x6f ) AM_DEVREADWRITE("i8255", i8255_device, read, write)
-	//AM_RANGE( 0x74, 0x75 ) AM_DEVREADWRITE_LEGACY("i8279", i8279_r, i8279_w)
+	//AM_RANGE( 0x74, 0x74 ) AM_DEVREADWRITE("i8279", i8279_device, status_r, cmd_w)
+	//AM_RANGE( 0x75, 0x75 ) AM_DEVREADWRITE("i8279", i8279_device, data_r, data_w)
 ADDRESS_MAP_END
 
 /* Input ports */
diff --git a/src/mess/drivers/tdv2324.c b/src/mess/drivers/tdv2324.c
index b09bf8c4836..f048e75b5cd 100644
--- a/src/mess/drivers/tdv2324.c
+++ b/src/mess/drivers/tdv2324.c
@@ -148,9 +148,9 @@ static ADDRESS_MAP_START( tdv2324_io, AS_IO, 8, tdv2324_state )
 	AM_RANGE(0x30, 0x30) AM_READ(tdv2324_main_io_30)
 //  AM_RANGE(0xe2, 0xe2) AM_WRITE(tdv2324_main_io_e2) console output
 	AM_RANGE(0xe6, 0xe6) AM_READ(tdv2324_main_io_e6)
-//  AM_RANGE(0x, 0x) AM_DEVREADWRITE_LEGACY(P8253_5_0_TAG, pit8253_r, pit8253_w)
-//  AM_RANGE(0x, 0x) AM_DEVREADWRITE_LEGACY(MK3887N4_TAG, z80dart_ba_cd_r, z80dart_ba_cd_w)
-//  AM_RANGE(0x, 0x) AM_DEVREADWRITE_LEGACY(P8259A_TAG, pic8259_r, pic8259_w)
+//  AM_RANGE(0x, 0x) AM_DEVREADWRITE(P8253_5_0_TAG, pit8253_device, read, write)
+//  AM_RANGE(0x, 0x) AM_DEVREADWRITE(MK3887N4_TAG, z80dart_device, ba_cd_r, ba_cd_w)
+//  AM_RANGE(0x, 0x) AM_DEVREADWRITE(P8259A_TAG, pic8259_device, read, write)
 ADDRESS_MAP_END
 
 
diff --git a/src/mess/drivers/x68k.c b/src/mess/drivers/x68k.c
index 3b137737666..2eb2ee366c8 100644
--- a/src/mess/drivers/x68k.c
+++ b/src/mess/drivers/x68k.c
@@ -1975,7 +1975,7 @@ static ADDRESS_MAP_START(x68kxvi_map, AS_PROGRAM, 16, x68k_state )
 	AM_RANGE(0xe92002, 0xe92003) AM_DEVREADWRITE8("okim6258", okim6258_device, okim6258_status_r, okim6258_data_w, 0x00ff)
 	AM_RANGE(0xe94000, 0xe94003) AM_DEVICE8("upd72065", upd72065_device, map, 0x00ff)
 	AM_RANGE(0xe94004, 0xe94007) AM_READWRITE(x68k_fdc_r, x68k_fdc_w)
-//  AM_RANGE(0xe96000, 0xe9601f) AM_DEVREADWRITE_LEGACY("x68k_hdc",x68k_hdc_r, x68k_hdc_w)
+//  AM_RANGE(0xe96000, 0xe9601f) AM_DEVREADWRITE("x68k_hdc", x68k_hdc_image_device, hdc_r, hdc_w)
 	AM_RANGE(0xe96020, 0xe9603f) AM_DEVREADWRITE8("scsi:mb89352",mb89352_device,mb89352_r,mb89352_w,0x00ff)
 	AM_RANGE(0xe98000, 0xe99fff) AM_READWRITE(x68k_scc_r, x68k_scc_w)
 	AM_RANGE(0xe9a000, 0xe9bfff) AM_READWRITE(x68k_ppi_r, x68k_ppi_w)
@@ -2014,7 +2014,7 @@ static ADDRESS_MAP_START(x68030_map, AS_PROGRAM, 32, x68k_state )
 	AM_RANGE(0xe92000, 0xe92003) AM_DEVREAD8("okim6258", okim6258_device, okim6258_status_r, 0x00ff00ff) AM_WRITE8(x68030_adpcm_w, 0x00ff00ff)
 	AM_RANGE(0xe94000, 0xe94003) AM_DEVICE8("upd72065", upd72065_device, map, 0x00ff00ff)
 	AM_RANGE(0xe94004, 0xe94007) AM_READWRITE16(x68k_fdc_r, x68k_fdc_w,0xffffffff)
-//  AM_RANGE(0xe96000, 0xe9601f) AM_DEVREADWRITE16_LEGACY("x68k_hdc",x68k_hdc_r, x68k_hdc_w,0xffffffff)
+//  AM_RANGE(0xe96000, 0xe9601f) AM_DEVREADWRITE16("x68k_hdc", x68k_hdc_image_device, hdc_r, hdc_w, 0xffffffff)
 	AM_RANGE(0xe96020, 0xe9603f) AM_DEVREADWRITE8("scsi:mb89352",mb89352_device,mb89352_r,mb89352_w,0x00ff00ff)
 	AM_RANGE(0xe98000, 0xe99fff) AM_READWRITE16(x68k_scc_r, x68k_scc_w,0xffffffff)
 	AM_RANGE(0xe9a000, 0xe9bfff) AM_READWRITE16(x68k_ppi_r, x68k_ppi_w,0xffffffff)