···938938#define IMR_MASK_VALUE 0x0013FB0FUL /* initial value of IMR939939 ignore MIBFI,RACEI to940940 reduce intr. frequency941941- NOTE.... do not enable NoBuf int mask at driver driver941941+ NOTE.... do not enable NoBuf int mask at driver942942 when (1) NoBuf -> RxThreshold = SF943943 (2) OK -> RxThreshold = original value944944 */