// !!!PACKED VGA MEMORY!!!
#define VGA_PIXEL(x,y,color) do{\
	char  *pixel_ptr ;\
	pixel_ptr = (char *)vga_pixel_ptr + ((y)*640) + (x) ;\
	*(char *)pixel_ptr = (color);\
} while(0)

// x/y memory
#define VGA_PIXEL(x,y,color) do{\
	char  *pixel_ptr ;\
	pixel_ptr = (char *)vga_pixel_ptr + ((y)<<10) + (x) ;\
	*(char *)pixel_ptr = (color);\
} while(0)