SRB_LBAH
(uint64_t)MVSATA_WDC_READ_1(mvport, SRB_LBAH) << 16;
(uint64_t)MVSATA_WDC_READ_1(mvport, SRB_LBAH) << 40;
256 * MVSATA_WDC_READ_1(mvport, SRB_LBAH);
sig0 |= MVSATA_WDC_READ_1(mvport, SRB_LBAH) << 24;
#define CRQB_ATACOMMAND_LBAHIGH CRQB_ATACOMMAND_REG(SRB_LBAH)