SYS_FIELD_PREP
SYS_FIELD_PREP(SCTLR_EL1, TCF, tcf));
SYS_FIELD_PREP(SCTLR_EL1, TCSO, 1));
sctlr |= SYS_FIELD_PREP(SCTLR_EL1, TCSO0, 1);
val |= SYS_FIELD_PREP(ID_AA64DFR0_EL1, PMUVer,
val |= SYS_FIELD_PREP(ID_DFR0_EL1, PerfMon, perfmon);
return SYS_FIELD_PREP(CCSIDR_EL1, LineSize, line_size - 4);
brbfcr |= SYS_FIELD_PREP(BRBFCR_EL1, BANK, bank);