/* Output: none Return: u4Byte Return the shift bit bit position of the mask  */
static u32 phy_CalculateBitShift(u32 BitMask)
/* Output: none Return: u4Byte Return the shift bit bit position of the mask  */
static u32 phy_CalculateBitShift(u32 BitMask)
{
	u32 i;
	for(i=0; i<=31; i++)
	{
		if ( ((BitMask>>i) &  0x1 ) == 1)
			break;
	}
	return (i);
}