RADEON_FP_GEN_CNTL
SET32(sc, RADEON_FP_GEN_CNTL, RADEON_FP_FPON);
PRINTREG(RADEON_FP_GEN_CNTL);
fpreg = RADEON_FP_GEN_CNTL;
PRINTREG(RADEON_FP_GEN_CNTL);
PRINTREG(RADEON_FP_GEN_CNTL);
sc->sc_fp_gen_cntl = GET32(sc, RADEON_FP_GEN_CNTL);
PATCH32(sc, RADEON_FP_GEN_CNTL,
PATCH32(sc, RADEON_FP_GEN_CNTL,
SET32(sc, RADEON_FP_GEN_CNTL,
SET32(sc, RADEON_FP_GEN_CNTL, RADEON_FP_SEL_CRTC2);
CLR32(sc, RADEON_FP_GEN_CNTL, RADEON_FP_SEL_CRTC2);