CE_INUSE_CONTEXTS_BITPOS
#define CE_INUSE_CONTEXTS (0x1 << CE_INUSE_CONTEXTS_BITPOS)
new_csr = (mode == 4) ? SET_BIT(csr, CE_INUSE_CONTEXTS_BITPOS) :
CLR_BIT(csr, CE_INUSE_CONTEXTS_BITPOS);