diff --git a/src/burn/burn.h b/src/burn/burn.h
index 6cad57153..57444be33 100644
--- a/src/burn/burn.h
+++ b/src/burn/burn.h
@@ -316,6 +316,7 @@ void IpsApplyPatches(UINT8* base, char* rom_name);
 #define HARDWARE_PREFIX_GALAXIAN	(0x11000000)
 #define HARDWARE_PREFIX_IREM		(0x12000000)
 #define HARDWARE_PREFIX_NINTENDO_SNES	(0x13000000)
+#define HARDWARE_PREFIX_DATAEAST	(0x14000000)
 
 #define HARDWARE_MISC_PRE90S		(HARDWARE_PREFIX_MISC_PRE90S)
 #define HARDWARE_MISC_POST90S		(HARDWARE_PREFIX_MISC_POST90S)
diff --git a/src/burn/drivers/dataeast/d_backfire.cpp b/src/burn/drivers/dataeast/d_backfire.cpp
index 3dbf18daf..6a8bcc38f 100644
--- a/src/burn/drivers/dataeast/d_backfire.cpp
+++ b/src/burn/drivers/dataeast/d_backfire.cpp
@@ -710,7 +710,7 @@ struct BurnDriver BurnDrvBackfire = {
 	"backfire", NULL, NULL, NULL, "1995",
 	"Backfire! (set 1)\0", NULL, "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_RACING, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_RACING, 0,
 	NULL, backfireRomInfo, backfireRomName, NULL, NULL, BackfireInputInfo, BackfireDIPInfo,
 	backfireInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	640, 240, 8, 3
@@ -750,7 +750,7 @@ struct BurnDriverD BurnDrvBackfirea = {
 	"backfirea", "backfire", NULL, NULL, "1995",
 	"Backfire! (set 2)\0", "Set inputs to \"Joystick\" in test mode", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_RACING, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_RACING, 0,
 	NULL, backfireaRomInfo, backfireaRomName, NULL, NULL, BackfireInputInfo, BackfireDIPInfo,
 	backfireaInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	640, 240, 8, 3
diff --git a/src/burn/drivers/dataeast/d_boogwing.cpp b/src/burn/drivers/dataeast/d_boogwing.cpp
index 49dc4a07d..c02d47048 100644
--- a/src/burn/drivers/dataeast/d_boogwing.cpp
+++ b/src/burn/drivers/dataeast/d_boogwing.cpp
@@ -838,7 +838,7 @@ struct BurnDriver BurnDrvBoogwing = {
 	"boogwing", NULL, NULL, NULL, "1992",
 	"Boogie Wings (Euro v1.5, 92.12.07)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_HORSHOOT, 0,
 	NULL, boogwingRomInfo, boogwingRomName, NULL, NULL, BoogwingInputInfo, BoogwingDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -885,7 +885,7 @@ struct BurnDriver BurnDrvBoogwinga = {
 	"boogwinga", "boogwing", NULL, NULL, "1992",
 	"Boogie Wings (Asia v1.5, 92.12.07)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_HORSHOOT, 0,
 	NULL, boogwingaRomInfo, boogwingaRomName, NULL, NULL, BoogwingInputInfo, BoogwingDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -932,7 +932,7 @@ struct BurnDriver BurnDrvRagtime = {
 	"ragtime", "boogwing", NULL, NULL, "1992",
 	"The Great Ragtime Show (Japan v1.5, 92.12.07)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_HORSHOOT, 0,
 	NULL, ragtimeRomInfo, ragtimeRomName, NULL, NULL, BoogwingInputInfo, BoogwingDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -979,7 +979,7 @@ struct BurnDriver BurnDrvRagtimea = {
 	"ragtimea", "boogwing", NULL, NULL, "1992",
 	"The Great Ragtime Show (Japan v1.3, 92.11.26)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_HORSHOOT, 0,
 	NULL, ragtimeaRomInfo, ragtimeaRomName, NULL, NULL, BoogwingInputInfo, BoogwingDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_cbuster.cpp b/src/burn/drivers/dataeast/d_cbuster.cpp
index 71195bdbc..1ca3cc9c8 100644
--- a/src/burn/drivers/dataeast/d_cbuster.cpp
+++ b/src/burn/drivers/dataeast/d_cbuster.cpp
@@ -741,7 +741,7 @@ struct BurnDriver BurnDrvCbuster = {
 	"cbuster", NULL, NULL, NULL, "1990",
 	"Crude Buster (World FX version)\0","No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, cbusterRomInfo, cbusterRomName, NULL, NULL, CbusterInputInfo, CbusterDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -785,7 +785,7 @@ struct BurnDriver BurnDrvCbusterw = {
 	"cbusterw", "cbuster", NULL, NULL, "1990",
 	"Crude Buster (World FU version)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, cbusterwRomInfo, cbusterwRomName, NULL, NULL, CbusterInputInfo, CbusterDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -829,7 +829,7 @@ struct BurnDriver BurnDrvCbusterj = {
 	"cbusterj", "cbuster", NULL, NULL, "1990",
 	"Crude Buster (Japan)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, cbusterjRomInfo, cbusterjRomName, NULL, NULL, CbusterInputInfo, CbusterDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -873,7 +873,7 @@ struct BurnDriver BurnDrvTwocrude = {
 	"twocrude", "cbuster", NULL, NULL, "1990",
 	"Two Crude (US)\0", "No sound", "Data East USA", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, twocrudeRomInfo, twocrudeRomName, NULL, NULL, CbusterInputInfo, CbusterDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_cninja.cpp b/src/burn/drivers/dataeast/d_cninja.cpp
index f2bec80b0..887f68e9c 100644
--- a/src/burn/drivers/dataeast/d_cninja.cpp
+++ b/src/burn/drivers/dataeast/d_cninja.cpp
@@ -2472,7 +2472,7 @@ struct BurnDriver BurnDrvCninja = {
 	"cninja", NULL, NULL, NULL, "1991",
 	"Caveman Ninja (World ver 4)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	0, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	0, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, cninjaRomInfo, cninjaRomName, NULL, NULL, DrvInputInfo, CninjaDIPInfo,
 	CninjaInit, DrvExit, CninjaFrame, CninjaDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2518,7 +2518,7 @@ struct BurnDriverD BurnDrvCninja1 = {
 	"cninja1", "cninja", NULL, NULL, "1991",
 	"Caveman Ninja (World ver 1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, cninja1RomInfo, cninja1RomName, NULL, NULL, DrvInputInfo, CninjaDIPInfo,
 	CninjaInit, DrvExit, CninjaFrame, CninjaDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2564,7 +2564,7 @@ struct BurnDriverD BurnDrvCninjau = {
 	"cninjau", "cninja", NULL, NULL, "1991",
 	"Caveman Ninja (US ver 4)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, cninjauRomInfo, cninjauRomName, NULL, NULL, DrvInputInfo, CninjauDIPInfo,
 	CninjaInit, DrvExit, CninjaFrame, CninjaDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2610,7 +2610,7 @@ struct BurnDriverD BurnDrvJoemac = {
 	"joemac", "cninja", NULL, NULL, "1991",
 	"Tatakae Genshizin Joe & Mac (Japan ver 1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, joemacRomInfo, joemacRomName, NULL, NULL, DrvInputInfo, CninjaDIPInfo,
 	CninjaInit, DrvExit, CninjaFrame, CninjaDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2652,7 +2652,7 @@ struct BurnDriverD BurnDrvStoneage = {
 	"stoneage", "cninja", NULL, NULL, "1991",
 	"Stoneage (bootleg of Caveman Ninja)\0", "No sound", "bootleg", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE | BDF_BOOTLEG, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_CLONE | BDF_BOOTLEG, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, stoneageRomInfo, stoneageRomName, NULL, NULL, DrvInputInfo, CninjaDIPInfo,
 	StoneageInit, DrvExit, StoneageFrame, CninjaDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2680,7 +2680,7 @@ struct BurnDriver BurnDrvCninjabl = {
 	"cninjabl", "cninja", NULL, NULL, "1991",
 	"Caveman Ninja (bootleg)\0", NULL, "bootleg", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_BOOTLEG, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_BOOTLEG, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, cninjablRomInfo, cninjablRomName, NULL, NULL, DrvInputInfo, CninjaDIPInfo,
 	CninjablInit, DrvExit, StoneageFrame, CninjablDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2729,7 +2729,7 @@ struct BurnDriver BurnDrvMutantf = {
 	"mutantf", NULL, NULL, NULL, "1992",
 	"Mutant Fighter (World ver EM-5)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_VSFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_VSFIGHT, 0,
 	NULL, mutantfRomInfo, mutantfRomName, NULL, NULL, DrvInputInfo, MutantfDIPInfo,
 	MutantfInit, DrvExit, MutantfFrame, MutantfDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2778,7 +2778,7 @@ struct BurnDriver BurnDrvMutantf4 = {
 	"mutantf4", "mutantf", NULL, NULL, "1992",
 	"Mutant Fighter (World ver EM-4)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_VSFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_VSFIGHT, 0,
 	NULL, mutantf4RomInfo, mutantf4RomName, NULL, NULL, DrvInputInfo, MutantfDIPInfo,
 	MutantfInit, DrvExit, MutantfFrame, MutantfDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2827,7 +2827,7 @@ struct BurnDriver BurnDrvMutantf3 = {
 	"mutantf3", "mutantf", NULL, NULL, "1992",
 	"Mutant Fighter (World ver EM-3)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_VSFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_VSFIGHT, 0,
 	NULL, mutantf3RomInfo, mutantf3RomName, NULL, NULL, DrvInputInfo, MutantfDIPInfo,
 	MutantfInit, DrvExit, MutantfFrame, MutantfDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2876,7 +2876,7 @@ struct BurnDriver BurnDrvDeathbrd = {
 	"deathbrd", "mutantf", NULL, NULL, "1992",
 	"Death Brade (Japan ver JM-3)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_VSFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_VSFIGHT, 0,
 	NULL, deathbrdRomInfo, deathbrdRomName, NULL, NULL, DrvInputInfo, MutantfDIPInfo,
 	MutantfInit, DrvExit, MutantfFrame, MutantfDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2930,7 +2930,7 @@ struct BurnDriverD BurnDrvEdrandy = {
 	"edrandy", NULL, NULL, NULL, "1990",
 	"The Cliffhanger - Edward Randy (World ver 3)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	0, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	0, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, edrandyRomInfo, edrandyRomName, NULL, NULL, DrvInputInfo, EdrandyDIPInfo,
 	EdrandyInit, DrvExit, CninjaFrame, EdrandyDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -2984,7 +2984,7 @@ struct BurnDriverD BurnDrvEdrandy2 = {
 	"edrandy2", "edrandy", NULL, NULL, "1990",
 	"The Cliffhanger - Edward Randy (World ver 2)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, edrandy2RomInfo, edrandy2RomName, NULL, NULL, DrvInputInfo, EdrandcDIPInfo,
 	EdrandyInit, DrvExit, CninjaFrame, EdrandyDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -3038,7 +3038,7 @@ struct BurnDriverD BurnDrvEdrandy1 = {
 	"edrandy1", "edrandy", NULL, NULL, "1990",
 	"The Cliffhanger - Edward Randy (World ver 1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, edrandy1RomInfo, edrandy1RomName, NULL, NULL, DrvInputInfo, EdrandcDIPInfo,
 	EdrandyInit, DrvExit, CninjaFrame, EdrandyDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -3092,7 +3092,7 @@ struct BurnDriverD BurnDrvEdrandyj = {
 	"edrandyj", "edrandy", NULL, NULL, "1990",
 	"The Cliffhanger - Edward Randy (Japan ver 3)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, edrandyjRomInfo, edrandyjRomName, NULL, NULL, DrvInputInfo, EdrandcDIPInfo,
 	EdrandyInit, DrvExit, CninjaFrame, EdrandyDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -3144,7 +3144,7 @@ struct BurnDriver BurnDrvRobocop2 = {
 	"robocop2", NULL, NULL, NULL, "1991",
 	"Robocop 2 (Euro/Asia v0.10)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, robocop2RomInfo, robocop2RomName, NULL, NULL, Robocop2InputInfo, Robocop2DIPInfo,
 	Robocop2Init, DrvExit, CninjaFrame, Robocop2Draw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -3196,7 +3196,7 @@ struct BurnDriver BurnDrvRobocop2u = {
 	"robocop2u", "robocop2", NULL, NULL, "1991",
 	"Robocop 2 (US v0.05)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, robocop2uRomInfo, robocop2uRomName, NULL, NULL, Robocop2InputInfo, Robocop2DIPInfo,
 	Robocop2Init, DrvExit, CninjaFrame, Robocop2Draw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -3248,7 +3248,7 @@ struct BurnDriver BurnDrvRobocop2j = {
 	"robocop2j", "robocop2", NULL, NULL, "1991",
 	"Robocop 2 (Japan v0.11)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, robocop2jRomInfo, robocop2jRomName, NULL, NULL, Robocop2InputInfo, Robocop2DIPInfo,
 	Robocop2Init, DrvExit, CninjaFrame, Robocop2Draw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_darkseal.cpp b/src/burn/drivers/dataeast/d_darkseal.cpp
index 1d8426165..7fff454a9 100644
--- a/src/burn/drivers/dataeast/d_darkseal.cpp
+++ b/src/burn/drivers/dataeast/d_darkseal.cpp
@@ -709,7 +709,7 @@ struct BurnDriver BurnDrvDarkseal = {
 	"darkseal", NULL, NULL, NULL, "1990",
 	"Dark Seal (World revision 3)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_MAZE | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MAZE | GBF_SCRFIGHT, 0,
 	NULL, darksealRomInfo, darksealRomName, NULL, NULL, DarksealInputInfo, DarksealDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -748,7 +748,7 @@ struct BurnDriver BurnDrvDarksea1 = {
 	"darkseal1", "darkseal", NULL, NULL, "1990",
 	"Dark Seal (World revision 1)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_MAZE | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MAZE | GBF_SCRFIGHT, 0,
 	NULL, darksea1RomInfo, darksea1RomName, NULL, NULL, DarksealInputInfo, DarksealDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -787,7 +787,7 @@ struct BurnDriver BurnDrvDarkseaj = {
 	"darksealj", "darkseal", NULL, NULL, "1990",
 	"Dark Seal (Japan)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_MAZE | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MAZE | GBF_SCRFIGHT, 0,
 	NULL, darkseajRomInfo, darkseajRomName, NULL, NULL, DarksealInputInfo, DarksealDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -826,7 +826,7 @@ struct BurnDriver BurnDrvGatedoom = {
 	"gatedoom", "darkseal", NULL, NULL, "1990",
 	"Gate of Doom (US revision 4)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_MAZE | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MAZE | GBF_SCRFIGHT, 0,
 	NULL, gatedoomRomInfo, gatedoomRomName, NULL, NULL, DarksealInputInfo, DarksealDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
@@ -865,7 +865,7 @@ struct BurnDriver BurnDrvGatedom1 = {
 	"gatedoom1", "darkseal", NULL, NULL, "1990",
 	"Gate of Doom (US revision 1)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_MAZE | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MAZE | GBF_SCRFIGHT, 0,
 	NULL, gatedom1RomInfo, gatedom1RomName, NULL, NULL, DarksealInputInfo, DarksealDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	256, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_dassault.cpp b/src/burn/drivers/dataeast/d_dassault.cpp
index 74ca0e1c0..92e5ba1c6 100644
--- a/src/burn/drivers/dataeast/d_dassault.cpp
+++ b/src/burn/drivers/dataeast/d_dassault.cpp
@@ -1027,7 +1027,7 @@ struct BurnDriver BurnDrvThndzone = {
 	"thndzone", NULL, NULL, NULL, "1991",
 	"Thunder Zone (World)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 4, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 4, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, thndzoneRomInfo, thndzoneRomName, NULL, NULL, ThndzoneInputInfo, ThndzoneDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x1000,
 	320, 240, 4, 3
@@ -1095,7 +1095,7 @@ struct BurnDriver BurnDrvDassault = {
 	"dassault", "thndzone", NULL, NULL, "1991",
 	"Desert Assault (US)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, dassaultRomInfo, dassaultRomName, NULL, NULL, ThndzoneInputInfo, DassaultDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x1000,
 	320, 240, 4, 3
@@ -1163,7 +1163,7 @@ struct BurnDriver BurnDrvDassault4 = {
 	"dassault4", "thndzone", NULL, NULL, "1991",
 	"Desert Assault (US 4 Players)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 4, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 4, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, dassault4RomInfo, dassault4RomName, NULL, NULL, ThndzoneInputInfo, Dassault4DIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x1000,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_dec0.cpp b/src/burn/drivers/dataeast/d_dec0.cpp
index 6c7aca303..7e82488bb 100644
--- a/src/burn/drivers/dataeast/d_dec0.cpp
+++ b/src/burn/drivers/dataeast/d_dec0.cpp
@@ -2405,7 +2405,7 @@ struct BurnDriver BurnDrvBaddudes = {
 	"baddudes", NULL, NULL, NULL, "1988",
 	"Bad Dudes vs. Dragonninja (US)\0", NULL, "Data East USA", "DEC0",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, BaddudesRomInfo, BaddudesRomName, NULL, NULL, Dec0InputInfo, BaddudesDIPInfo,
 	BaddudesInit, DrvExit, DrvFrame, NULL, DrvScan,
 	NULL, 0x400, 256, 240, 4, 3
@@ -2415,7 +2415,7 @@ struct BurnDriver BurnDrvDrgninja = {
 	"drgninja", "baddudes", NULL, NULL, "1988",
 	"Dragonninja (Japan)\0", NULL, "Data East Corporation", "DEC0",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, DrgninjaRomInfo, DrgninjaRomName, NULL, NULL, Dec0InputInfo, BaddudesDIPInfo,
 	BaddudesInit, DrvExit, DrvFrame, NULL, DrvScan,
 	NULL, 0x400, 256, 240, 4, 3
@@ -2425,7 +2425,7 @@ struct BurnDriver BurnDrvHbarrel = {
 	"hbarrel", NULL, NULL, NULL, "1987",
 	"Heavy Barrel (US)\0", NULL, "Data East USA", "DEC0",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, HbarrelRomInfo, HbarrelRomName, NULL, NULL, Dec0InputInfo, HbarrelDIPInfo,
 	HbarrelInit, DrvExit, DrvFrame, NULL, DrvScan,
 	NULL, 0x400, 240, 256, 3, 4
@@ -2435,7 +2435,7 @@ struct BurnDriver BurnDrvHbarrelw = {
 	"hbarrelw", "hbarrel", NULL, NULL, "1987",
 	"Heavy Barrel (World)\0", NULL, "Data East USA", "DEC0",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, HbarrelwRomInfo, HbarrelwRomName, NULL, NULL, Dec0InputInfo, HbarrelDIPInfo,
 	HbarrelInit, DrvExit, DrvFrame, NULL, DrvScan,
 	NULL, 0x400, 240, 256, 3, 4
@@ -2445,7 +2445,7 @@ struct BurnDriverD BurnDrvHippodrm = {
 	"hippodrm", NULL, NULL, NULL, "1989",
 	"Hippodrome (US)\0", NULL, "Data East USA", "DEC0",
 	NULL, NULL, NULL, NULL,
-	0, 2, HARDWARE_MISC_PRE90S, GBF_VSFIGHT, 0,
+	0, 2, HARDWARE_PREFIX_DATAEAST, GBF_VSFIGHT, 0,
 	NULL, HippodrmRomInfo, HippodrmRomName, NULL, NULL, Dec0InputInfo, HippodrmDIPInfo,
 	HippodrmInit, RobocopExit, RobocopFrame, NULL, DrvScan,
 	NULL, 0x400, 256, 240, 4, 3
@@ -2455,7 +2455,7 @@ struct BurnDriver BurnDrvRobocop = {
 	"robocop", NULL, NULL, NULL, "1988",
 	"Robocop (World revision 4)\0", NULL, "Data East Corporation", "DEC0",
 	NULL, NULL, NULL, NULL,
-	0, 2, HARDWARE_MISC_PRE90S, GBF_HORSHOOT, 0,
+	0, 2, HARDWARE_PREFIX_DATAEAST, GBF_HORSHOOT, 0,
 	NULL, RobocopRomInfo, RobocopRomName, NULL, NULL, Dec0InputInfo, RobocopDIPInfo,
 	RobocopInit, RobocopExit, RobocopFrame, NULL, DrvScan,
 	NULL, 0x400, 256, 240, 4, 3
@@ -2465,7 +2465,7 @@ struct BurnDriver BurnDrvRobocopb = {
 	"robocopb", "robocop", NULL, NULL, "1988",
 	"Robocop (World bootleg)\0", NULL, "bootleg", "DEC0",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_BOOTLEG, 2, HARDWARE_MISC_PRE90S, GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_BOOTLEG, 2, HARDWARE_PREFIX_DATAEAST, GBF_HORSHOOT, 0,
 	NULL, RobocopbRomInfo, RobocopbRomName, NULL, NULL, Dec0InputInfo, RobocopDIPInfo,
 	RobocopbInit, DrvExit, DrvFrame, NULL, DrvScan,
 	NULL, 0x400, 256, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_dec8.cpp b/src/burn/drivers/dataeast/d_dec8.cpp
index 31521ac7f..f1dbf79b0 100644
--- a/src/burn/drivers/dataeast/d_dec8.cpp
+++ b/src/burn/drivers/dataeast/d_dec8.cpp
@@ -1731,7 +1731,7 @@ struct BurnDriver BurnDrvGhostb = {
 	"ghostb", NULL, NULL, NULL, "1987",
 	"The Real Ghostbusters (US 2 Players, revision 2)\0", NULL, "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, ghostbRomInfo, ghostbRomName, NULL, NULL, GhostbInputInfo, GhostbDIPInfo,
 	DrvInit, GhostbExit, DrvFrame, DrvDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
@@ -1778,7 +1778,7 @@ struct BurnDriver BurnDrvGhostb3 = {
 	"ghostb3", "ghostb", NULL, NULL, "1987",
 	"The Real Ghostbusters (US 3 Players)\0", NULL, "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, ghostb3RomInfo, ghostb3RomName, NULL, NULL, Ghostb3InputInfo, Ghostb3DIPInfo,
 	DrvInit, GhostbExit, DrvFrame, DrvDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
@@ -1824,7 +1824,7 @@ struct BurnDriver BurnDrvMeikyuh = {
 	"meikyuh", "ghostb", NULL, NULL, "1987",
 	"Meikyuu Hunter G (Japan, set 1)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, meikyuhRomInfo, meikyuhRomName, NULL, NULL, GhostbInputInfo, GhostbDIPInfo,
 	DrvInit, GhostbExit, DrvFrame, DrvDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
@@ -1870,7 +1870,7 @@ struct BurnDriver BurnDrvMeikyuha = {
 	"meikyuha", "ghostb", NULL, NULL, "1987",
 	"Meikyuu Hunter G (Japan, set 2)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, meikyuhaRomInfo, meikyuhaRomName, NULL, NULL, GhostbInputInfo, GhostbDIPInfo,
 	DrvInit, GhostbExit, DrvFrame, DrvDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
@@ -2305,7 +2305,7 @@ struct BurnDriver BurnDrvCobracom = {
 	"cobracom", NULL, NULL, NULL, "1988",
 	"Cobra-Command (World revision 5)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, cobracomRomInfo, cobracomRomName, NULL, NULL, CobracomInputInfo, CobracomDIPInfo,
 	CobraInit, CobraExit, CobraFrame, CobraDraw, NULL, &DrvRecalc, 0x100,
 	256, 240, 4, 3
@@ -2344,7 +2344,7 @@ struct BurnDriver BurnDrvCobracmj = {
 	"cobracomj", "cobracom", NULL, NULL, "1988",
 	"Cobra-Command (Japan)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, cobracmjRomInfo, cobracmjRomName, NULL, NULL, CobracomInputInfo, CobracomDIPInfo,
 	CobraInit, CobraExit, CobraFrame, CobraDraw, NULL, &DrvRecalc, 0x100,
 	256, 240, 4, 3
@@ -2383,7 +2383,7 @@ struct BurnDriver BurnDrvCobracmja = {
 	"cobracomja", "cobracom", NULL, NULL, "1988",
 	"Cobra-Command (Japan?, set 2)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, cobracmjaRomInfo, cobracmjaRomName, NULL, NULL, CobracomInputInfo, CobracomDIPInfo,
 	CobraInit, CobraExit, CobraFrame, CobraDraw, NULL, &DrvRecalc, 0x100,
 	256, 240, 4, 3
@@ -2870,7 +2870,7 @@ struct BurnDriver BurnDrvSrdarwin = {
 	"srdarwin", NULL, NULL, NULL, "1987",
 	"Super Real Darwin (World)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, srdarwinRomInfo, srdarwinRomName, NULL, NULL, SrdarwinInputInfo, SrdarwinDIPInfo,
 	SrdarwinInit, CobraExit, SrdarwinFrame, SrdarwinDraw, NULL, &DrvRecalc, 0x100,
 	240, 256, 3, 4
@@ -2909,7 +2909,7 @@ struct BurnDriver BurnDrvSrdarwnj = {
 	"srdarwinj", "srdarwin", NULL, NULL, "1987",
 	"Super Real Darwin (Japan)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, srdarwnjRomInfo, srdarwnjRomName, NULL, NULL, SrdarwinInputInfo, SrdarwinDIPInfo,
 	SrdarwinInit, CobraExit, SrdarwinFrame, SrdarwinDraw, NULL, &DrvRecalc, 0x100,
 	240, 256, 3, 4
@@ -3534,7 +3534,7 @@ struct BurnDriverD BurnDrvGondo = {
 	"gondo", NULL, NULL, NULL, "1987",
 	"Gondomania (US)\0", "Broken inputs", "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, gondoRomInfo, gondoRomName, NULL, NULL, GondoInputInfo, GondoDIPInfo,
 	GondoInit, GondoExit, GondoFrame, GondoDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -3587,7 +3587,7 @@ struct BurnDriverD BurnDrvMakyosen = {
 	"makyosen", "gondo", NULL, NULL, "1987",
 	"Makyou Senshi (Japan)\0", "Broken inputs", "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, makyosenRomInfo, makyosenRomName, NULL, NULL, GondoInputInfo, GondoDIPInfo,
 	GondoInit, GondoExit, GondoFrame, GondoDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -3636,7 +3636,7 @@ struct BurnDriver BurnDrvGaryoret = {
 	"garyoret", NULL, NULL, NULL, "1987",
 	"Garyo Retsuden (Japan)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, garyoretRomInfo, garyoretRomName, NULL, NULL, GaryoretInputInfo, GaryoretDIPInfo,
 	GondoInit, GondoExit, GondoFrame, GaryoretDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
@@ -4040,7 +4040,7 @@ struct BurnDriver BurnDrvOscar = {
 	"oscar", NULL, NULL, NULL, "1988",
 	"Psycho-Nics Oscar (World revision 0)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, oscarRomInfo, oscarRomName, NULL, NULL, OscarInputInfo, OscarDIPInfo,
 	OscarInit, GondoExit, OscarFrame, OscarDraw, NULL, &DrvRecalc, 0x200,
 	256, 240, 4, 3
@@ -4081,7 +4081,7 @@ struct BurnDriver BurnDrvOscaru = {
 	"oscaru", "oscar", NULL, NULL, "1987",
 	"Psycho-Nics Oscar (US)\0", NULL, "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, oscaruRomInfo, oscaruRomName, NULL, NULL, OscarInputInfo, OscaruDIPInfo,
 	OscarInit, GondoExit, OscarFrame, OscarDraw, NULL, &DrvRecalc, 0x200,
 	256, 240, 4, 3
@@ -4122,7 +4122,7 @@ struct BurnDriver BurnDrvOscarj1 = {
 	"oscarj1", "oscar", NULL, NULL, "1987",
 	"Psycho-Nics Oscar (Japan revision 1)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, oscarj1RomInfo, oscarj1RomName, NULL, NULL, OscarInputInfo, OscaruDIPInfo,
 	OscarInit, GondoExit, OscarFrame, OscarDraw, NULL, &DrvRecalc, 0x200,
 	256, 240, 4, 3
@@ -4163,7 +4163,7 @@ struct BurnDriver BurnDrvOscarj2 = {
 	"oscarj2", "oscar", NULL, NULL, "1987",
 	"Psycho-Nics Oscar (Japan revision 2)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, oscarj2RomInfo, oscarj2RomName, NULL, NULL, OscarInputInfo, OscaruDIPInfo,
 	OscarInit, GondoExit, OscarFrame, OscarDraw, NULL, &DrvRecalc, 0x200,
 	256, 240, 4, 3
@@ -4767,7 +4767,7 @@ struct BurnDriver BurnDrvLastmisn = {
 	"lastmisn", NULL, NULL, NULL, "1986",
 	"Last Mission (US revision 6)\0", NULL, "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, lastmisnRomInfo, lastmisnRomName, NULL, NULL, LastmisnInputInfo, LastmisnDIPInfo,
 	LastmissInit, LastmissExit, LastmissFrame, LastmissDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -4808,7 +4808,7 @@ struct BurnDriver BurnDrvLastmsno = {
 	"lastmisno", "lastmisn", NULL, NULL, "1986",
 	"Last Mission (US revision 5)\0", NULL, "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, lastmsnoRomInfo, lastmsnoRomName, NULL, NULL, LastmisnInputInfo, LastmisnDIPInfo,
 	LastmissInit, LastmissExit, LastmissFrame, LastmissDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -4849,7 +4849,7 @@ struct BurnDriver BurnDrvLastmsnj = {
 	"lastmisnj", "lastmisn", NULL, NULL, "1986",
 	"Last Mission (Japan)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, lastmsnjRomInfo, lastmsnjRomName, NULL, NULL, LastmisnInputInfo, LastmsnjDIPInfo,
 	LastmissInit, LastmissExit, LastmissFrame, LastmissDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -4895,7 +4895,7 @@ struct BurnDriver BurnDrvShackled = {
 	"shackled", NULL, NULL, NULL, "1986",
 	"Shackled (US)\0", NULL, "Data East USA", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, shackledRomInfo, shackledRomName, NULL, NULL, ShackledInputInfo, ShackledDIPInfo,
 	LastmissInit, LastmissExit, LastmissFrame, ShackledDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -4941,7 +4941,7 @@ struct BurnDriver BurnDrvBreywood = {
 	"breywood", "shackled", NULL, NULL, "1986",
 	"Breywood (Japan revision 2)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, breywoodRomInfo, breywoodRomName, NULL, NULL, ShackledInputInfo, ShackledDIPInfo,
 	LastmissInit, LastmissExit, LastmissFrame, ShackledDraw, NULL, &DrvRecalc, 0x400,
 	240, 256, 3, 4
@@ -5344,7 +5344,7 @@ struct BurnDriver BurnDrvCsilver = {
 	"csilver", NULL, NULL, NULL, "1987",
 	"Captain Silver (World)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, csilverRomInfo, csilverRomName, NULL, NULL, CsilverInputInfo, CsilverDIPInfo,
 	CsilverInit, CsilverExit, CsilverFrame, LastmissDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
@@ -5385,7 +5385,7 @@ struct BurnDriver BurnDrvCsilverj = {
 	"csilverj", "csilver", NULL, NULL, "1987",
 	"Captain Silver (Japan)\0", NULL, "Data East Corporation", "DEC8",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, csilverjRomInfo, csilverjRomName, NULL, NULL, CsilverInputInfo, CsilverDIPInfo,
 	CsilverInit, CsilverExit, CsilverFrame, LastmissDraw, NULL, &DrvRecalc, 0x400,
 	256, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_dietgogo.cpp b/src/burn/drivers/dataeast/d_dietgogo.cpp
index 1d0b412a8..1ce8772f4 100644
--- a/src/burn/drivers/dataeast/d_dietgogo.cpp
+++ b/src/burn/drivers/dataeast/d_dietgogo.cpp
@@ -513,7 +513,7 @@ struct BurnDriver BurnDrvDietgou = {
 	"dietgou", "dietgo", NULL, NULL, "1992",
 	"Diet Go Go (USA v1.1 1992.09.26)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, dietgouRomInfo, dietgouRomName, NULL, NULL, DietgoInputInfo, DietgoDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x300,
 	320, 240, 4, 3
@@ -547,7 +547,7 @@ struct BurnDriver BurnDrvDietgoe = {
 	"dietgoe", "dietgo", NULL, NULL, "1992",
 	"Diet Go Go (Euro v1.1 1992.08.04)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, dietgoeRomInfo, dietgoeRomName, NULL, NULL, DietgoInputInfo, DietgoDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x300,
 	320, 240, 4, 3
@@ -581,7 +581,7 @@ struct BurnDriver BurnDrvDietgo = {
 	"dietgo", NULL, NULL, NULL, "1992",
 	"Diet Go Go (Euro v1.1 1992.09.26)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, dietgoRomInfo, dietgoRomName, NULL, NULL, DietgoInputInfo, DietgoDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x300,
 	320, 240, 4, 3
@@ -611,7 +611,7 @@ struct BurnDriver BurnDrvDietgoj = {
 	"dietgoj", "dietgo", NULL, NULL, "1992",
 	"Diet Go Go (Japan v1.1 1992.09.26)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, dietgojRomInfo, dietgojRomName, NULL, NULL, DietgoInputInfo, DietgoDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x300,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_funkyjet.cpp b/src/burn/drivers/dataeast/d_funkyjet.cpp
index 781ed94ec..eae485309 100644
--- a/src/burn/drivers/dataeast/d_funkyjet.cpp
+++ b/src/burn/drivers/dataeast/d_funkyjet.cpp
@@ -660,7 +660,7 @@ struct BurnDriver BurnDrvFunkyjet = {
 	"funkyjet", NULL, NULL, NULL, "1992",
 	"Funky Jet (World)\0", "No sound", "[Data East] (Mitchell license)", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, funkyjetRomInfo, funkyjetRomName, NULL, NULL, FunkyjetInputInfo, FunkyjetDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -690,7 +690,7 @@ struct BurnDriver BurnDrvFunkyjetj = {
 	"funkyjetj", "funkyjet", NULL, NULL, "1992",
 	"Funky Jet (Japan)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, funkyjetjRomInfo, funkyjetjRomName, NULL, NULL, FunkyjetInputInfo, FunkyjetjDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -720,7 +720,7 @@ struct BurnDriver BurnDrvSotsugyo = {
 	"sotsugyo", NULL, NULL, NULL, "1995",
 	"Sotsugyo Shousho\0", "No sound", "Mitchell (Atlus license)", "Miscellaneous",
 	L"\u5352\u696D\u8A3C\u66F8\0Sotsugyo Shousho\0", NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_MINIGAMES, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MINIGAMES, 0,
 	NULL, sotsugyoRomInfo, sotsugyoRomName, NULL, NULL, FunkyjetInputInfo, SotsugyoDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_karnov.cpp b/src/burn/drivers/dataeast/d_karnov.cpp
index 4d16cff1a..1329621a3 100644
--- a/src/burn/drivers/dataeast/d_karnov.cpp
+++ b/src/burn/drivers/dataeast/d_karnov.cpp
@@ -1250,7 +1250,7 @@ struct BurnDriver BurnDrvKarnov = {
 	"karnov", NULL, NULL, NULL, "1987",
 	"Karnov (US)\0", NULL, "Data East USA", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_PLATFORM | GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_HORSHOOT, 0,
 	NULL, karnovRomInfo, karnovRomName, NULL, NULL, KarnovInputInfo, KarnovDIPInfo,
 	KarnovInit, DrvExit, DrvFrame, DrvDraw, DrvScan, 
 	&DrvRecalc, 0x300, 256, 240, 4, 3
@@ -1307,7 +1307,7 @@ struct BurnDriver BurnDrvKarnovj = {
 	"karnovj", "karnov", NULL, NULL, "1987",
 	"Karnov (Japan)\0", NULL, "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_PLATFORM | GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_HORSHOOT, 0,
 	NULL, karnovjRomInfo, karnovjRomName, NULL, NULL, KarnovInputInfo, KarnovDIPInfo,
 	KarnovjInit, DrvExit, DrvFrame, DrvDraw, DrvScan, 
 	&DrvRecalc, 0x300, 256, 240, 4, 3
@@ -1363,7 +1363,7 @@ struct BurnDriver BurnDrvWndrplnt = {
 	"wndrplnt", NULL, NULL, NULL, "1987",
 	"Wonder Planet (Japan)\0", NULL, "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, wndrplntRomInfo, wndrplntRomName, NULL, NULL, KarnovInputInfo, WndrplntDIPInfo,
 	WndrplntInit, DrvExit, DrvFrame, DrvDraw, DrvScan, 
 	&DrvRecalc, 0x300, 240, 256, 3, 4
@@ -1422,7 +1422,7 @@ struct BurnDriver BurnDrvChelnov = {
 	"chelnov", NULL, NULL, NULL, "1988",
 	"Chelnov - Atomic Runner (World)\0", NULL, "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_PRE90S, GBF_PLATFORM | GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_HORSHOOT, 0,
 	NULL, chelnovRomInfo, chelnovRomName, NULL, NULL, ChelnovInputInfo, ChelnovDIPInfo,
 	ChelnovInit, DrvExit, DrvFrame, DrvDraw, DrvScan, 
 	&DrvRecalc, 0x300, 256, 240, 4, 3
@@ -1481,7 +1481,7 @@ struct BurnDriver BurnDrvChelnovu = {
 	"chelnovu", "chelnov", NULL, NULL, "1988",
 	"Chelnov - Atomic Runner (US)\0", NULL, "Data East USA", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_PLATFORM | GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_HORSHOOT, 0,
 	NULL, chelnovuRomInfo, chelnovuRomName, NULL, NULL, ChelnovInputInfo, ChelnovuDIPInfo,
 	ChelnovuInit, DrvExit, DrvFrame, DrvDraw, DrvScan, 
 	&DrvRecalc, 0x300, 256, 240, 4, 3
@@ -1540,7 +1540,7 @@ struct BurnDriver BurnDrvChelnovj = {
 	"chelnovj", "chelnov", NULL, NULL, "1988",
 	"Chelnov - Atomic Runner (Japan)\0", NULL, "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_PRE90S, GBF_PLATFORM | GBF_HORSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_HORSHOOT, 0,
 	NULL, chelnovjRomInfo, chelnovjRomName, NULL, NULL, ChelnovInputInfo, ChelnovuDIPInfo,
 	ChelnovjInit, DrvExit, DrvFrame, DrvDraw, DrvScan, 
 	&DrvRecalc, 0x300, 256, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_lemmings.cpp b/src/burn/drivers/dataeast/d_lemmings.cpp
index 6b30ec024..d23244267 100644
--- a/src/burn/drivers/dataeast/d_lemmings.cpp
+++ b/src/burn/drivers/dataeast/d_lemmings.cpp
@@ -764,7 +764,7 @@ struct BurnDriver BurnDrvLemmings = {
 	"lemmings", NULL, NULL, NULL, "1991",
 	"Lemmings (US prototype)\0", NULL, "Data East USA", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, lemmingsRomInfo, lemmingsRomName, NULL, NULL, LemmingsInputInfo, LemmingsDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 224, 4, 3
diff --git a/src/burn/drivers/dataeast/d_rohga.cpp b/src/burn/drivers/dataeast/d_rohga.cpp
index c0d809646..1386817ca 100644
--- a/src/burn/drivers/dataeast/d_rohga.cpp
+++ b/src/burn/drivers/dataeast/d_rohga.cpp
@@ -1754,7 +1754,7 @@ struct BurnDriver BurnDrvRohga = {
 	"rohga", NULL, NULL, NULL, "1991",
 	"Rohga Armor Force (Asia/Europe v5.0)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT | GBF_PLATFORM, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT | GBF_PLATFORM, 0,
 	NULL, rohgaRomInfo, rohgaRomName, NULL, NULL, RohgaInputInfo, RohgaDIPInfo,
 	RohgaInit, DrvExit, DrvFrame, RohgaDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -1801,7 +1801,7 @@ struct BurnDriver BurnDrvRohga1 = {
 	"rohga1", "rohga", NULL, NULL, "1991",
 	"Rohga Armor Force (Asia/Europe v3.0 Set 1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT | GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT | GBF_PLATFORM, 0,
 	NULL, rohga1RomInfo, rohga1RomName, NULL, NULL, RohgaInputInfo, RohgaDIPInfo,
 	RohgaInit, DrvExit, DrvFrame, RohgaDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -1848,7 +1848,7 @@ struct BurnDriver BurnDrvRohga2 = {
 	"rohga2", "rohga", NULL, NULL, "1991",
 	"Rohga Armor Force (Asia/Europe v3.0 Set 2)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT | GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT | GBF_PLATFORM, 0,
 	NULL, rohga2RomInfo, rohga2RomName, NULL, NULL, RohgaInputInfo, RohgaDIPInfo,
 	RohgaInit, DrvExit, DrvFrame, RohgaDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -1895,7 +1895,7 @@ struct BurnDriver BurnDrvRohgah = {
 	"rohgah", "rohga", NULL, NULL, "1991",
 	"Rohga Armor Force (Hong Kong v3.0)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT | GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT | GBF_PLATFORM, 0,
 	NULL, rohgahRomInfo, rohgahRomName, NULL, NULL, RohgaInputInfo, RohgaDIPInfo,
 	RohgaInit, DrvExit, DrvFrame, RohgaDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -1942,7 +1942,7 @@ struct BurnDriver BurnDrvRohgau = {
 	"rohgau", "rohga", NULL, NULL, "1991",
 	"Rohga Armor Force (US v1.0)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT | GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT | GBF_PLATFORM, 0,
 	NULL, rohgauRomInfo, rohgauRomName, NULL, NULL, RohgaInputInfo, RohgaDIPInfo,
 	RohgaInit, DrvExit, DrvFrame, RohgaDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -1989,7 +1989,7 @@ struct BurnDriver BurnDrvWolffang = {
 	"wolffang", "rohga", NULL, NULL, "1991",
 	"Wolf Fang -Kuhga 2001- (Japan)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT | GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT | GBF_PLATFORM, 0,
 	NULL, wolffangRomInfo, wolffangRomName, NULL, NULL, RohgaInputInfo, RohgaDIPInfo,
 	RohgaInit, DrvExit, DrvFrame, RohgaDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2039,7 +2039,7 @@ struct BurnDriver BurnDrvWizdfire = {
 	"wizdfire", NULL, NULL, NULL, "1992",
 	"Wizard Fire (Over Sea v2.1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, wizdfireRomInfo, wizdfireRomName, NULL, NULL, WizdfireInputInfo, WizdfireDIPInfo,
 	WizdfireInit, DrvExit, DrvFrame, WizdfireDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2089,7 +2089,7 @@ struct BurnDriver BurnDrvWizdfireu = {
 	"wizdfireu", "wizdfire", NULL, NULL, "1992",
 	"Wizard Fire (US v1.1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, wizdfireuRomInfo, wizdfireuRomName, NULL, NULL, WizdfireInputInfo, WizdfireDIPInfo,
 	WizdfireInit, DrvExit, DrvFrame, WizdfireDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2139,7 +2139,7 @@ struct BurnDriver BurnDrvDarkseal2 = {
 	"darkseal2", "wizdfire", NULL, NULL, "1992",
 	"Dark Seal 2 (Japan v2.1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_SCRFIGHT, 0,
 	NULL, darkseal2RomInfo, darkseal2RomName, NULL, NULL, WizdfireInputInfo, WizdfireDIPInfo,
 	WizdfireInit, DrvExit, DrvFrame, WizdfireDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2179,7 +2179,7 @@ struct BurnDriver BurnDrvSchmeisr = {
 	"schmeisr", NULL, NULL, NULL, "1993",
 	"Schmeiser Robo (Japan)\0","No sound", "Hot B", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_VSFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_VSFIGHT, 0,
 	NULL, schmeisrRomInfo, schmeisrRomName, NULL, NULL, RohgaInputInfo, SchmeisrDIPInfo,
 	SchmeisrInit, DrvExit, DrvFrame, SchmeisrDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -2229,7 +2229,7 @@ struct BurnDriver BurnDrvNitrobal = {
 	"nitrobal", NULL, NULL, NULL, "1992",
 	"Nitro Ball (US)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 3, HARDWARE_MISC_POST90S, GBF_SHOOT, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 3, HARDWARE_PREFIX_DATAEAST, GBF_SHOOT, 0,
 	NULL, nitrobalRomInfo, nitrobalRomName, NULL, NULL, NitrobalInputInfo, NitrobalDIPInfo,
 	NitrobalInit, DrvExit, DrvFrame, NitrobalDraw, DrvScan, &DrvRecalc, 0x800,
 	240, 320, 3, 4
@@ -2279,7 +2279,7 @@ struct BurnDriver BurnDrvGunball = {
 	"gunball", "nitrobal", NULL, NULL, "1992",
 	"Gun Ball (Japan)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 3, HARDWARE_MISC_POST90S, GBF_SHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 3, HARDWARE_PREFIX_DATAEAST, GBF_SHOOT, 0,
 	NULL, gunballRomInfo, gunballRomName, NULL, NULL, NitrobalInputInfo, NitrobalDIPInfo,
 	NitrobalInit, DrvExit, DrvFrame, NitrobalDraw, DrvScan, &DrvRecalc, 0x800,
 	240, 320, 3, 4
diff --git a/src/burn/drivers/dataeast/d_simpl156.cpp b/src/burn/drivers/dataeast/d_simpl156.cpp
index ae485a096..2089d2b69 100644
--- a/src/burn/drivers/dataeast/d_simpl156.cpp
+++ b/src/burn/drivers/dataeast/d_simpl156.cpp
@@ -648,7 +648,7 @@ struct BurnDriver BurnDrvJoemacr = {
 	"joemacr", NULL, NULL, NULL, "1994",
 	"Joe & Mac Returns (World, Version 1.1, 1994.05.27)\0", NULL, "Data East", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, joemacrRomInfo, joemacrRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	joemacrInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -701,7 +701,7 @@ struct BurnDriver BurnDrvJoemacra = {
 	"joemacra", "joemacr", NULL, NULL, "1994",
 	"Joe & Mac Returns (World, Version 1.0, 1994.05.19)\0", NULL, "Data East", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, joemacraRomInfo, joemacraRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	joemacraInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -762,7 +762,7 @@ struct BurnDriver BurnDrvChainrec = {
 	"chainrec", NULL, NULL, NULL, "1995",
 	"Chain Reaction (World, Version 2.2, 1995.09.25)\0", NULL, "Data East", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PUZZLE, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PUZZLE, 0,
 	NULL, chainrecRomInfo, chainrecRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	chainrecInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -819,7 +819,7 @@ struct BurnDriver BurnDrvMagdrop = {
 	"magdrop", "chainrec", NULL, NULL, "1995",
 	"Magical Drop (Japan, Version 1.1, 1995.06.21)\0", NULL, "Data East", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PUZZLE, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PUZZLE, 0,
 	NULL, magdropRomInfo, magdropRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	magdropInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -855,7 +855,7 @@ struct BurnDriver BurnDrvMagdropp = {
 	"magdropp", "chainrec", NULL, NULL, "1995",
 	"Magical Drop Plus 1 (Japan, Version 2.1, 1995.09.12)\0", NULL, "Data East", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PUZZLE, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PUZZLE, 0,
 	NULL, magdroppRomInfo, magdroppRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	magdroppInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -913,7 +913,7 @@ struct BurnDriver BurnDrvCharlien = {
 	"charlien", NULL, NULL, NULL, "1995",
 	"Charlie Ninja\0", NULL, "Mitchell", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, charlienRomInfo, charlienRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	charlienInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -979,7 +979,7 @@ struct BurnDriver BurnDrvPrtytime = {
 	"prtytime", NULL, NULL, NULL, "1995",
 	"Party Time: Gonta the Diver II / Ganbare! Gonta!! 2 (World Release)\0", NULL, "Mitchell", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL | BDF_ORIENTATION_FLIPPED, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL | BDF_ORIENTATION_FLIPPED, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, prtytimeRomInfo, prtytimeRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	prtytimeInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	240, 320, 3, 4
@@ -1012,7 +1012,7 @@ struct BurnDriver BurnDrvGangonta = {
 	"gangonta", "prtytime", NULL, NULL, "1995",
 	"Ganbare! Gonta!! 2 / Party Time: Gonta the Diver II (Japan Release)\0", NULL, "Mitchell", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL | BDF_ORIENTATION_FLIPPED, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL | BDF_ORIENTATION_FLIPPED, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, gangontaRomInfo, gangontaRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	prtytimeInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	240, 320, 3, 4
@@ -1050,7 +1050,7 @@ struct BurnDriver BurnDrvOsman = {
 	"osman", NULL, NULL, NULL, "1996",
 	"Osman (World)\0", NULL, "Mitchell", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, osmanRomInfo, osmanRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	osmanInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -1083,7 +1083,7 @@ struct BurnDriver BurnDrvCandance = {
 	"candance", "osman", NULL, NULL, "1996",
 	"Cannon Dancer (Japan)\0", NULL, "Mitchell (Atlus license)", "Simple 156",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM | GBF_SCRFIGHT, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM | GBF_SCRFIGHT, 0,
 	NULL, candanceRomInfo, candanceRomName, NULL, NULL, Simpl156InputInfo, Simpl156DIPInfo,
 	osmanInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_supbtime.cpp b/src/burn/drivers/dataeast/d_supbtime.cpp
index 079feb11a..d1728e98c 100644
--- a/src/burn/drivers/dataeast/d_supbtime.cpp
+++ b/src/burn/drivers/dataeast/d_supbtime.cpp
@@ -591,7 +591,7 @@ struct BurnDriver BurnDrvSupbtime = {
 	"supbtime", NULL, NULL, NULL, "1990",
 	"Super Burger Time (World, set 1)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, supbtimeRomInfo, supbtimeRomName, NULL, NULL, SupbtimeInputInfo, SupbtimeDIPInfo,
 	supbtimeInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -621,7 +621,7 @@ struct BurnDriver BurnDrvSupbtimea = {
 	"supbtimea", "supbtime", NULL, NULL, "1990",
 	"Super Burger Time (World, set 2)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, supbtimeaRomInfo, supbtimeaRomName, NULL, NULL, SupbtimeInputInfo, SupbtimeDIPInfo,
 	supbtimeInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -651,7 +651,7 @@ struct BurnDriver BurnDrvSupbtimej = {
 	"supbtimej", "supbtime", NULL, NULL, "1990",
 	"Super Burger Time (Japan)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, supbtimejRomInfo, supbtimejRomName, NULL, NULL, SupbtimeInputInfo, SupbtimeDIPInfo,
 	supbtimeInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
@@ -686,7 +686,7 @@ struct BurnDriver BurnDrvChinatwn = {
 	"chinatwn", NULL, NULL, NULL, "1991",
 	"China Town (Japan)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_MISC, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_MISC, 0,
 	NULL, chinatwnRomInfo, chinatwnRomName, NULL, NULL, SupbtimeInputInfo, ChinatwnDIPInfo,
 	chinatwnInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x400,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_tumblep.cpp b/src/burn/drivers/dataeast/d_tumblep.cpp
index 11414986a..ce59a4508 100644
--- a/src/burn/drivers/dataeast/d_tumblep.cpp
+++ b/src/burn/drivers/dataeast/d_tumblep.cpp
@@ -525,7 +525,7 @@ struct BurnDriver BurnDrvTumblep = {
 	"tumblep", NULL, NULL, NULL, "1991",
 	"Tumble Pop (World)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, tumblepRomInfo, tumblepRomName, NULL, NULL, TumblepInputInfo, TumblepDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
@@ -555,7 +555,7 @@ struct BurnDriver BurnDrvTumblepj = {
 	"tumblepj", "tumblep", NULL, NULL, "1991",
 	"Tumble Pop (Japan)\0", "No Sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_MISC_POST90S, GBF_PLATFORM, 0,
+	BDF_GAME_WORKING | BDF_CLONE, 2, HARDWARE_PREFIX_DATAEAST, GBF_PLATFORM, 0,
 	NULL, tumblepjRomInfo, tumblepjRomName, NULL, NULL, TumblepInputInfo, TumblepDIPInfo,
 	DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x800,
 	320, 240, 4, 3
diff --git a/src/burn/drivers/dataeast/d_vaportra.cpp b/src/burn/drivers/dataeast/d_vaportra.cpp
index f8ceecf8c..212e53bca 100644
--- a/src/burn/drivers/dataeast/d_vaportra.cpp
+++ b/src/burn/drivers/dataeast/d_vaportra.cpp
@@ -676,7 +676,7 @@ struct BurnDriver BurnDrvVaportra = {
 	"vaportra", NULL, NULL, NULL, "1989",
 	"Vapor Trail - Hyper Offence Formation (World revision 1)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, vaportraRomInfo, vaportraRomName, NULL, NULL, VaportraInputInfo, VaportraDIPInfo,
 	VaportraInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x500,
 	240, 256, 3, 4
@@ -729,7 +729,7 @@ struct BurnDriver BurnDrvVaportraw3 = {
 	"vaportra3", "vaportra", NULL, NULL, "1989",
 	"Vapor Trail - Hyper Offence Formation (World revision 3)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, vaportraw3RomInfo, vaportraw3RomName, NULL, NULL, VaportraInputInfo, VaportraDIPInfo,
 	Vaportraw3Init, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x500,
 	240, 256, 3, 4
@@ -774,7 +774,7 @@ struct BurnDriver BurnDrvVaportrau = {
 	"vaportrau", "vaportra", NULL, NULL, "1989",
 	"Vapor Trail - Hyper Offence Formation (US)\0", "No sound", "Data East USA", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, vaportrauRomInfo, vaportrauRomName, NULL, NULL, VaportraInputInfo, VaportraDIPInfo,
 	VaportraInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x500,
 	240, 256, 3, 4
@@ -813,7 +813,7 @@ struct BurnDriver BurnDrvKuhga = {
 	"kuhga", "vaportra", NULL, NULL, "1989",
 	"Kuhga - Operation Code 'Vapor Trail' (Japan revision 3)\0", "No sound", "Data East Corporation", "Miscellaneous",
 	NULL, NULL, NULL, NULL,
-	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_MISC_PRE90S, GBF_VERSHOOT, 0,
+	BDF_GAME_WORKING | BDF_CLONE | BDF_ORIENTATION_VERTICAL, 2, HARDWARE_PREFIX_DATAEAST, GBF_VERSHOOT, 0,
 	NULL, kuhgaRomInfo, kuhgaRomName, NULL, NULL, VaportraInputInfo, VaportraDIPInfo,
 	VaportraInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x500,
 	240, 256, 3, 4
diff --git a/src/burner/platform/win32/resource_string.h b/src/burner/platform/win32/resource_string.h
index f05970933..c98968fff 100644
--- a/src/burner/platform/win32/resource_string.h
+++ b/src/burner/platform/win32/resource_string.h
@@ -154,6 +154,7 @@
 #define IDS_SEL_SETSTATUS				(IDS_STRING +  612)
 #define IDS_SEL_KANEKO16				(IDS_STRING +  614)
 #define IDS_SEL_SNES					(IDS_STRING +  616)
+#define IDS_SEL_DATAEAST				(IDS_STRING +  618)
 
 #define IDS_GENRE						(IDS_STRING +  650)
 #define IDS_GENRE_HORSHOOT				(IDS_STRING +  652)
diff --git a/src/burner/platform/win32/sel.cpp b/src/burner/platform/win32/sel.cpp
index b7932b21d..187e7b158 100644
--- a/src/burner/platform/win32/sel.cpp
+++ b/src/burner/platform/win32/sel.cpp
@@ -40,6 +40,7 @@ HTREEITEM hFilterCave			= NULL;
 HTREEITEM hFilterCps1			= NULL;
 HTREEITEM hFilterCps2			= NULL;
 HTREEITEM hFilterCps3			= NULL;
+HTREEITEM hFilterDataeast		= NULL;
 HTREEITEM hFilterGalaxian		= NULL;
 HTREEITEM hFilterIrem			= NULL;
 HTREEITEM hFilterKaneko16		= NULL;
@@ -148,13 +149,15 @@ static int IremValue		= HARDWARE_PREFIX_IREM >> 24;
 static int MASKIREM			= 1 << IremValue;
 static int Kaneko16Value	= HARDWARE_PREFIX_KANEKO16 >> 24;
 static int MASKKANEKO16		= 1 << Kaneko16Value;
+static int DataeastValue	= HARDWARE_PREFIX_DATAEAST >> 24;
+static int MASKDATAEAST		= 1 << DataeastValue;
 static int SnesValue		= HARDWARE_PREFIX_NINTENDO_SNES >> 24;
 static int MASKSNES			= 1 << SnesValue;
 static int MiscPre90sValue	= HARDWARE_PREFIX_MISC_PRE90S >> 24;
 static int MASKMISCPRE90S	= 1 << MiscPre90sValue;
 static int MiscPost90sValue	= HARDWARE_PREFIX_MISC_POST90S >> 24;
 static int MASKMISCPOST90S	= 1 << MiscPost90sValue;
-static int MASKALL			= MASKCPS | MASKCPS2 | MASKCPS3 | MASKNEOGEO | MASKSEGA | MASKTOAPLAN | MASKCAVE | MASKPGM | MASKTAITO | MASKPSIKYO | MASKKONAMI | MASKPACMAN | MASKGALAXIAN | MASKIREM | MASKKANEKO16 | MASKMEGADRIVE | MASKSNES | MASKMISCPRE90S | MASKMISCPOST90S;
+static int MASKALL			= MASKCPS | MASKCPS2 | MASKCPS3 | MASKNEOGEO | MASKSEGA | MASKTOAPLAN | MASKCAVE | MASKPGM | MASKTAITO | MASKPSIKYO | MASKKONAMI | MASKPACMAN | MASKGALAXIAN | MASKIREM | MASKKANEKO16 | MASKDATAEAST | MASKMEGADRIVE | MASKSNES | MASKMISCPRE90S | MASKMISCPOST90S;
 
 #define AVAILONLY		(1 << 24)
 #define AUTOEXPAND		(1 << 25)
@@ -893,6 +896,7 @@ static void CreateFilters()
 	_TVCreateFiltersA(hHardware		, IDS_SEL_CPS1			, hFilterCps1			, nLoadMenuShowX & MASKCPS							);
 	_TVCreateFiltersA(hHardware		, IDS_SEL_CPS2			, hFilterCps2			, nLoadMenuShowX & MASKCPS2							);
 	_TVCreateFiltersA(hHardware		, IDS_SEL_CPS3			, hFilterCps3			, nLoadMenuShowX & MASKCPS3							);
+	_TVCreateFiltersA(hHardware		, IDS_SEL_DATAEAST		, hFilterDataeast		, nLoadMenuShowX & MASKDATAEAST						);
 	_TVCreateFiltersA(hHardware		, IDS_SEL_GALAXIAN		, hFilterGalaxian		, nLoadMenuShowX & MASKGALAXIAN						);
 	_TVCreateFiltersA(hHardware		, IDS_SEL_IREM			, hFilterIrem			, nLoadMenuShowX & MASKIREM							);
 	_TVCreateFiltersA(hHardware		, IDS_SEL_KANEKO16		, hFilterKaneko16		, nLoadMenuShowX & MASKKANEKO16						);
@@ -1034,6 +1038,7 @@ static INT_PTR CALLBACK DialogProc(HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lP
 				_TreeView_SetCheckState(hFilterList, hFilterCps1, FALSE);
 				_TreeView_SetCheckState(hFilterList, hFilterCps2, FALSE);
 				_TreeView_SetCheckState(hFilterList, hFilterCps3, FALSE);
+				_TreeView_SetCheckState(hFilterList, hFilterDataeast, FALSE);
 				_TreeView_SetCheckState(hFilterList, hFilterGalaxian, FALSE);
 				_TreeView_SetCheckState(hFilterList, hFilterIrem, FALSE);
 				_TreeView_SetCheckState(hFilterList, hFilterKaneko16, FALSE);
@@ -1058,6 +1063,7 @@ static INT_PTR CALLBACK DialogProc(HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lP
 				_TreeView_SetCheckState(hFilterList, hFilterCps1, TRUE);
 				_TreeView_SetCheckState(hFilterList, hFilterCps2, TRUE);
 				_TreeView_SetCheckState(hFilterList, hFilterCps3, TRUE);
+				_TreeView_SetCheckState(hFilterList, hFilterDataeast, TRUE);
 				_TreeView_SetCheckState(hFilterList, hFilterGalaxian, TRUE);
 				_TreeView_SetCheckState(hFilterList, hFilterIrem, TRUE);
 				_TreeView_SetCheckState(hFilterList, hFilterKaneko16, TRUE);
@@ -1196,7 +1202,8 @@ static INT_PTR CALLBACK DialogProc(HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lP
 		if (hItemChanged == hFilterCps1)			_ToggleGameListing(nLoadMenuShowX, MASKCPS);
 		if (hItemChanged == hFilterCps2)			_ToggleGameListing(nLoadMenuShowX, MASKCPS2);
 		if (hItemChanged == hFilterCps3)			_ToggleGameListing(nLoadMenuShowX, MASKCPS3);
-		if (hItemChanged == hFilterGalaxian)			_ToggleGameListing(nLoadMenuShowX, MASKGALAXIAN);
+		if (hItemChanged == hFilterDataeast)		_ToggleGameListing(nLoadMenuShowX, MASKDATAEAST);
+		if (hItemChanged == hFilterGalaxian)		_ToggleGameListing(nLoadMenuShowX, MASKGALAXIAN);
 		if (hItemChanged == hFilterIrem)			_ToggleGameListing(nLoadMenuShowX, MASKIREM);
 		if (hItemChanged == hFilterKaneko16)		_ToggleGameListing(nLoadMenuShowX, MASKKANEKO16);
 		if (hItemChanged == hFilterKonami)			_ToggleGameListing(nLoadMenuShowX, MASKKONAMI);
diff --git a/src/burner/platform/win32/string.rc b/src/burner/platform/win32/string.rc
index 81df3fc2f..91240c975 100644
--- a/src/burner/platform/win32/string.rc
+++ b/src/burner/platform/win32/string.rc
@@ -154,6 +154,7 @@ BEGIN
 	IDS_SEL_SETSTATUS			"Showing %i of %i sets [%i Unavailable sets]"
 	IDS_SEL_KANEKO16			"Kaneko16"
 	IDS_SEL_SNES				"SNES"
+	IDS_SEL_DATAEAST			"Data East"
 	
 	IDS_GENRE					"Genre"
 	IDS_GENRE_HORSHOOT			"Shooter - Horizontal"