/**
* igb_init_hw_82575 - Initialize hardware
* @hw: pointer to the HW structure
*
* This inits the hardware readying it for operation.
**/
static s32 igb_init_hw_82575(struct e1000_hw *hw)
{
struct e1000_mac_info *mac = &hw->mac;
s32 ret_val;
u16 i, rar_count = mac->rar_entry_count;
/* Initialize identification LED */
ret_val = igb_id_led_init(hw);
if (ret_val) {
hw_dbg("Error initializing identification LED\n");
/* This is not fatal and we should not stop init due to this */
}
/* Disabling VLAN filtering */
hw_dbg("Initializing the IEEE VLAN\n");
igb_clear_vfta(hw);
/* Setup the receive address */
igb_init_rx_addrs(hw, rar_count);
/* Zero out the Multicast HASH table */
hw_dbg("Zeroing the MTA\n");
for (i = 0; i < mac->mta_reg_count; i++)
array_wr32(E1000_MTA, i, 0);
/* Zero out the Unicast HASH table */
hw_dbg("Zeroing the UTA\n");
for (i = 0; i < mac->uta_reg_count; i++)
array_wr32(E1000_UTA, i, 0);
/* Setup link and flow control */
ret_val = igb_setup_link(hw);
/*
* Clear all of the statistics registers (clear on read). It is
* important that we do this after we have tried to establish link
* because the symbol error count will increment wildly if there
* is no link.
*/
igb_clear_hw_cntrs_82575(hw);
return ret_val;
}
static s32 igb_init_hw_82575(struct e1000_hw *hw)
{
struct e1000_mac_info *mac = &hw->mac;
s32 ret_val;
u16 i, rar_count = mac->rar_entry_count;
ret_val = igb_id_led_init(hw);
if (ret_val) {
hw_dbg("Error initializing identification LED\n");
}
hw_dbg("Initializing the IEEE VLAN\n");
if (hw->mac.type == e1000_i350)
igb_clear_vfta_i350(hw);
else
igb_clear_vfta(hw);
igb_init_rx_addrs(hw, rar_count);
hw_dbg("Zeroing the MTA\n");
for (i = 0; i < mac->mta_reg_count; i++)
array_wr32(E1000_MTA, i, 0);
hw_dbg("Zeroing the UTA\n");
for (i = 0; i < mac->uta_reg_count; i++)
array_wr32(E1000_UTA, i, 0);
ret_val = igb_setup_link(hw);
igb_clear_hw_cntrs_82575(hw);
return ret_val;
}