SXIAHCI_PHYCS0
SXICMS4(sc, SXIAHCI_PHYCS0, 7 << 24,
SXICMS4(sc, SXIAHCI_PHYCS0, 0x07 << 20, 0x03 << 20);
SXISET4(sc, SXIAHCI_PHYCS0, 1 << 19);
while ((SXIREAD4(sc, SXIAHCI_PHYCS0) >> 28 & 7) != 2 && --timo)