-VGA_RAM_PTR vga_graphics_ram = (VGA_RAM_PTR)MK_FP(0xA000,0x0000);
-unsigned char vga_stride = 80; // 80 x 4 = 320 for 320-pixel wide modes
+//VGA_RAM_PTR vga_graphics_ram = (VGA_RAM_PTR)MK_FP(0xA000,0x0000);
+//unsigned char vga_stride = 80; // 80 x 4 = 320 for 320-pixel wide modes