static int cirrus_bitblt_videotovideo_copy(CirrusVGAState * s)

{

    if (blit_is_unsafe(s))

        return 0;



    cirrus_do_copy(s, s->cirrus_blt_dstaddr - s->vga.start_addr,

            s->cirrus_blt_srcaddr - s->vga.start_addr,

            s->cirrus_blt_width, s->cirrus_blt_height);



    return 1;

}
