BT848_INT_I2CDONE
#define I2C_BITS (BT848_INT_RACK | BT848_INT_I2CDONE)
OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE);
if ( INL(bktr, BKTR_INT_STAT) & BT848_INT_I2CDONE )
OUTL(bktr, BKTR_INT_STAT, BT848_INT_RACK | BT848_INT_I2CDONE);
if ((stat = INL(bktr, BKTR_INT_STAT)) & BT848_INT_I2CDONE)