MMCHS_SYSCTL
HSET4(sc, MMCHS_SYSCTL, mask);
if (ISSET(HREAD4(sc, MMCHS_SYSCTL), mask))
if (!ISSET(HREAD4(sc, MMCHS_SYSCTL), mask))
HREAD4(sc, MMCHS_SYSCTL)));
HSET4(sc, MMCHS_SYSCTL, 0xe << MMCHS_SYSCTL_DTO_SH);
HCLR4(sc, MMCHS_SYSCTL, MMCHS_SYSCTL_CEN);
reg = HREAD4(sc, MMCHS_SYSCTL);
HWRITE4(sc, MMCHS_SYSCTL, reg);
HSET4(sc, MMCHS_SYSCTL, MMCHS_SYSCTL_ICE);
if (ISSET(HREAD4(sc, MMCHS_SYSCTL), MMCHS_SYSCTL_ICS))
HSET4(sc, MMCHS_SYSCTL, MMCHS_SYSCTL_CEN);