LC_LINK_WIDTH_MASK
tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);