STS_IBF            75 bsp/drv/dev/input/i8042.h #define kmc_wait_ibf()	while ((bus_read_8(KMC_STS) & STS_IBF) == 0)
STS_IBF            76 bsp/drv/dev/input/i8042.h #define kmc_wait_ibe()	while (bus_read_8(KMC_STS) & STS_IBF)