CRTCDW
CRTCDW(CURSOR_BG, 0xffffffff);
CRTCDW(CURSOR_FG, 0x00000000);
CRTCDW(CURSOR_MODE, (curadd & 0xfffffffc));
CRTCDW(CURSOR_MODE, (CRTCDR(CURSOR_MODE) | 0x00000003));
CRTCDW(CURSOR_MODE, (CRTCDR(CURSOR_MODE) & 0xfffffffc));
CRTCDW(CURSOR_ORG, 0x00000000);
CRTCDW(CURSOR_POS, (((x & 0x07ff) << 16) | (y & 0x07ff)));