 sky2_read32(hw, Y2_QADDR(qaddr, PREF_UNIT_CTRL)); 
static inline void sky2_prefetch_init(struct sky2_hw *hw, u32 qaddr,				      u64 addr, u32 last){	pr_debug("sky2 prefetch init q=%x addr=%llx last=%x\n",		 Y2_QADDR(qaddr, 0), addr, last);	sky2_write32(hw, Y2_QADDR(qaddr, PREF_UNIT_CTRL), PREF_UNIT_RST_SET);	sky2_write32(hw, Y2_QADDR(qaddr, PREF_UNIT_CTRL), PREF_UNIT_RST_CLR);	sky2_write32(hw, Y2_QADDR(qaddr, PREF_UNIT_ADDR_HI), addr >> 32);	sky2_write32(hw, Y2_QADDR(qaddr, PREF_UNIT_ADDR_LO), (u32) addr);	sky2_write16(hw, Y2_QADDR(qaddr, PREF_UNIT_LAST_IDX), last);	sky2_write32(hw, Y2_QADDR(qaddr, PREF_UNIT_CTRL), PREF_UNIT_OP_ON);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/793b883ed12a6ae6e2901ddb5e038b77d6f0c0ac/sky2.c/buggy/drivers/net/sky2.c