TCR_EPD0_MASK
(tcr & (va55 ? TCR_EPD1_MASK : TCR_EPD0_MASK)))
TCR_EPD1_MASK | TCR_EPD0_MASK),
write_sysreg_el1(val | TCR_EPD1_MASK | TCR_EPD0_MASK, SYS_TCR);
val |= TCR_EPD1_MASK | TCR_EPD0_MASK;
val |= TCR_EPD1_MASK | TCR_EPD0_MASK;