MIO_EMM_STS_MASK
writeq(0x00b00000ull, host->base + MIO_EMM_STS_MASK(host));
writeq(0xe4390080ull, host->base + MIO_EMM_STS_MASK(host));
writeq(0, host->base + MIO_EMM_STS_MASK(host));
writeq(0xe4390080ull, host->base + MIO_EMM_STS_MASK(host));