uni_wr
uni_wr(sc, VIASR, SR44, clk / 0x10000);
uni_wr(sc, VIASR, SR45, (clk & 0xffff) / 0x100);
uni_wr(sc, VIASR, SR46, clk % 0x100);
static void uni_wr(struct unichromefb_softc *, int, uint8_t, uint8_t);
uni_wr(sc, VIACR, CR0C, 0x00);
uni_wr(sc, VIACR, CR0D, 0x00);
uni_wr(sc, VIACR, CR34, 0x00);
uni_wr(sc, VIACR, CR62, 0x00);
uni_wr(sc, VIACR, CR63, 0x00);
uni_wr(sc, VIACR, CR64, 0x00);
uni_wr(sc, VIACR, CRA3, 0x00);
uni_wr(sc, VIACR, CR09, 0x00);
uni_wr(sc, VIACR, CR18, 0xff);
uni_wr(sc, VIACR, CR17, 0xe3);
uni_wr(sc, VIACR, CR08, 0x00);
uni_wr(sc, VIACR, CR14, 0x00);