--- previous/src/cpu/memory.c	2018/04/24 19:27:55	1.1.1.2
+++ previous/src/cpu/memory.c	2018/04/24 19:29:02	1.1.1.3
@@ -74,6 +74,7 @@ uae_u8 bankshift;
 
 /* Video memory for monochrome systems */
 #define NEXT_SCREEN			0x0B000000
+#define NEXT_SCREEN_TURBO			0x0C000000
 #define NEXT_SCREEN_SIZE	0x00040000
 #define NEXTvideo_size NEXT_SCREEN_SIZE
 #define NEXTvideo_mask		0x0003FFFF
@@ -95,6 +96,7 @@ uae_u8 NEXTColorVideo[2*1024*1024];
 #define NEXT_IO_SIZE		0x00020000
 
 #define NEXT_BMAP_START		0x020C0000
+#define NEXT_BMAP2_START    0x820C0000
 #define NEXT_BMAP_SIZE		0x10000
 #define	NEXTbmap_size		NEXT_BMAP_SIZE
 #define	NEXTbmap_mask		0x0000FFFF
@@ -327,7 +329,7 @@ static uae_u32 NEXTempty_lget(uaecptr ad
     if (illegal_mem)
         write_log ("Empty mem area lget at %08lx\n", (long)addr);
     
-    M68000_BusError(addr, 1);
+//    M68000_BusError(addr, 1);
     return addr;
 }
 
@@ -354,7 +356,7 @@ static void NEXTempty_lput(uaecptr addr,
 {
     if (illegal_mem)
         write_log ("Empty mem area lput at %08lx\n", (long)addr);
-    
+        
     uae_u8 bank = ((addr-NEXT_RAM_START)>>bankshift)&0x3;
     
     if (MemBank_Size[bank]) {
@@ -362,7 +364,7 @@ static void NEXTempty_lput(uaecptr addr,
         do_put_mem_long(NEXTRam + addr, l);
     }
 
-    M68000_BusError(addr, 0);
+//    M68000_BusError(oldaddr, 0);
 }
 /*-------------------- end of experimental code ----------------------*/
 
@@ -751,19 +753,19 @@ static uae_u32 ROMmem_bget(uaecptr addr)
 static void ROMmem_lput(uaecptr addr, uae_u32 b)
 {
     illegal_trace(write_log ("Illegal ROMmem lput at %08lx\n", (long)addr));
-    M68000_BusError(addr, 0);
+//    M68000_BusError(addr, 0);
 }
 
 static void ROMmem_wput(uaecptr addr, uae_u32 b)
 {
     illegal_trace(write_log ("Illegal ROMmem wput at %08lx\n", (long)addr));
-    M68000_BusError(addr, 0);
+//    M68000_BusError(addr, 0);
 }
 
 static void ROMmem_bput(uaecptr addr, uae_u32 b)
 {
     illegal_trace(write_log ("Illegal ROMmem bput at %08lx\n", (long)addr));
-    M68000_BusError(addr, 0);
+//    M68000_BusError(addr, 0);
 }
 
 static int ROMmem_check(uaecptr addr, uae_u32 size)
@@ -983,11 +985,19 @@ const char* memory_init(int *nNewNEXTMem
         map_banks(&ColorVideo_bank, NEXT_COLORSCREEN>>16, NEXT_COLORSCREEN_SIZE >> 16);
         write_log("Mapping Video Memory at $%08x: %ikB\n", NEXT_COLORSCREEN, NEXT_COLORSCREEN_SIZE/1024);
     } else {
-        map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
-        map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
-        map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
-        map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
-        write_log("Mapping Video Memory at $%08x: %ikB\n", NEXT_SCREEN, NEXT_SCREEN_SIZE/1024);
+    if (ConfigureParams.System.bTurbo) {
+		map_banks(&Video_bank, NEXT_SCREEN_TURBO>>16, NEXT_SCREEN_SIZE >> 16);
+		map_banks(&Video_bank, NEXT_SCREEN_TURBO>>16, NEXT_SCREEN_SIZE >> 16);
+		map_banks(&Video_bank, NEXT_SCREEN_TURBO>>16, NEXT_SCREEN_SIZE >> 16);
+		map_banks(&Video_bank, NEXT_SCREEN_TURBO>>16, NEXT_SCREEN_SIZE >> 16);
+		write_log("Mapping Video Memory at $%08x: %ikB\n", NEXT_SCREEN, NEXT_SCREEN_SIZE/1024);
+	} else {
+		map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
+		map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
+		map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
+		map_banks(&Video_bank, NEXT_SCREEN>>16, NEXT_SCREEN_SIZE >> 16);
+		write_log("Mapping Video Memory at $%08x: %ikB\n", NEXT_SCREEN, NEXT_SCREEN_SIZE/1024);
+	}
     }
         
     map_banks(&ROMmem_bank, NEXT_EPROM_START >> 16, NEXT_EPROM_SIZE>>16);
@@ -1000,8 +1010,10 @@ const char* memory_init(int *nNewNEXTMem
 
     if (ConfigureParams.System.bTurbo)
         map_banks(&IOmem_bank, NEXT_IO3_START >> 16, NEXT_IO_SIZE>>16);
-    
+
+// turbo rom makes test here... both read and write    
     map_banks(&bmap_bank, NEXT_BMAP_START >> 16, NEXT_BMAP_SIZE>>16);
+    map_banks(&bmap_bank, NEXT_BMAP2_START >> 16, NEXT_BMAP_SIZE>>16);
 
     
 	ROMmemory=NEXTRom;