diff --git a/Fceuwin.dev b/Fceuwin.dev
index d968e62..3f76e3c 100644
--- a/Fceuwin.dev
+++ b/Fceuwin.dev
@@ -3167,3 +3167,13 @@ Priority=1000
 OverrideBuildCmd=0
 BuildCmd=
 
+[Unit296]
+FileName=src\boards\coolboy.c
+CompileCpp=0
+Folder=boards/mmc3 based
+Compile=1
+Link=1
+Priority=1000
+OverrideBuildCmd=0
+BuildCmd=
+
diff --git a/src/unif.c b/src/unif.c
index 8808a2e..4420d2c 100644
--- a/src/unif.c
+++ b/src/unif.c
@@ -353,7 +353,7 @@ static BMAPPING bmap[] = {
 	{ "ELROM", ELROM_Init, 0 },
 	{ "ETROM", ETROM_Init, 0 },
 	{ "EWROM", EWROM_Init, 0 },
-   { "FK23C", BMCFK23C_Init, BMCFLAG_256KCHRR },
+        { "FK23C", BMCFK23C_Init, BMCFLAG_256KCHRR },
 	{ "FK23CA", BMCFK23CA_Init, BMCFLAG_256KCHRR },
 	{ "FS304", UNLFS304_Init, 0 },
 	{ "G-146", BMCG146_Init, 0 },
@@ -449,7 +449,7 @@ static BMAPPING bmap[] = {
 	{ "UOROM", UNROM_Init, 0 },
 	{ "VRC7", UNLVRC7_Init, 0 },
 	{ "YOKO", UNLYOKO_Init, 0 },
-   { "COOLBOY", COOLBOY_Init, BMCFLAG_256KCHRR },
+        { "COOLBOY", COOLBOY_Init, BMCFLAG_256KCHRR },
         { "158B", UNL158B_Init, 0 },
 
 #ifdef COPYFAMI
@@ -511,13 +511,16 @@ static int InitializeBoard(void) {
 		if (!strcmp((char*)sboardname, (char*)bmap[x].name)) {
 			if (!malloced[16]) {
 				if (bmap[x].flags & BMCFLAG_16KCHRR)
-					CHRRAMSize = 16384;
+					CHRRAMSize = 16;
 				else if (bmap[x].flags & BMCFLAG_32KCHRR)
-					CHRRAMSize = 32768;
+					CHRRAMSize = 32;
+				else if (bmap[x].flags & BMCFLAG_128KCHRR)
+					CHRRAMSize = 128;
 				else if (bmap[x].flags & BMCFLAG_256KCHRR)
-					CHRRAMSize = 256 * 1024;
+					CHRRAMSize = 256;
 				else
-					CHRRAMSize = 8192;
+					CHRRAMSize = 8;
+                CHRRAMSize <<= 10;
 				if ((UNIFchrrama = (uint8*)FCEU_malloc(CHRRAMSize))) {
 					SetupCartCHRMapping(0, UNIFchrrama, CHRRAMSize, 1);
 					AddExState(UNIFchrrama, CHRRAMSize, 0, "CHRR");