POR_ELx_PERM_PREP
#define POR_EL0_INIT POR_ELx_PERM_PREP(0, POE_RWX)
por_enable_all |= POR_ELx_PERM_PREP(pkey, POE_RWX);
new_por = POR_ELx_PERM_PREP(pkey, new_por);