wait_until_set
if (wait_until_set(&fRegs->ssts, SSTS_PORT_DET_NODEV, 100000) < B_OK)
if (wait_until_set(&fRegs->ssts, 0x3, 500000) < B_OK) {
if (wait_until_set(&fRegs->ssts, SSTS_PORT_DET_PRESENT, 500000) < B_OK) {