SRF              1874 drivers/video/fbdev/cirrusfb.c 		unsigned char SRF = vga_rseq(regbase, CL_SEQRF);
SRF              1875 drivers/video/fbdev/cirrusfb.c 		switch ((SRF & 0x18)) {
SRF              1895 drivers/video/fbdev/cirrusfb.c 		if (cinfo->btype != BT_ALPINE && (SRF & 0x80) != 0)