diff --git a/drivers/net/ethernet/intel/e1000e/Makefile b/drivers/net/ethernet/intel/e1000e/Makefile
index 948c05d..8b888e5 100644
--- a/drivers/net/ethernet/intel/e1000e/Makefile
+++ b/drivers/net/ethernet/intel/e1000e/Makefile
@@ -33,5 +33,6 @@
 obj-$(CONFIG_E1000E) += e1000e.o
 
 e1000e-objs := 82571.o ich8lan.o 80003es2lan.o \
-	       lib.o phy.o param.o ethtool.o netdev.o
+	       mac.o manage.o nvm.o phy.o \
+	       param.o ethtool.o netdev.o
 
diff --git a/drivers/net/ethernet/intel/e1000e/lib.c b/drivers/net/ethernet/intel/e1000e/mac.c
similarity index 65%
rename from drivers/net/ethernet/intel/e1000e/lib.c
rename to drivers/net/ethernet/intel/e1000e/mac.c
index e2678bd..64b6f43 100644
--- a/drivers/net/ethernet/intel/e1000e/lib.c
+++ b/drivers/net/ethernet/intel/e1000e/mac.c
@@ -28,19 +28,6 @@
 
 #include "e1000.h"
 
-enum e1000_mng_mode {
-	e1000_mng_mode_none = 0,
-	e1000_mng_mode_asf,
-	e1000_mng_mode_pt,
-	e1000_mng_mode_ipmi,
-	e1000_mng_mode_host_if_only
-};
-
-#define E1000_FACTPS_MNGCG		0x20000000
-
-/* Intel(R) Active Management Technology signature */
-#define E1000_IAMT_SIGNATURE		0x544D4149
-
 /**
  *  e1000e_get_bus_info_pcie - Get PCIe bus information
  *  @hw: pointer to the HW structure
@@ -151,7 +138,7 @@ void e1000_write_vfta_generic(struct e1000_hw *hw, u32 offset, u32 value)
 void e1000e_init_rx_addrs(struct e1000_hw *hw, u16 rar_count)
 {
 	u32 i;
-	u8 mac_addr[ETH_ALEN] = {0};
+	u8 mac_addr[ETH_ALEN] = { 0 };
 
 	/* Setup the receive address */
 	e_dbg("Programming MAC Address into RAR[0]\n");
@@ -159,7 +146,7 @@ void e1000e_init_rx_addrs(struct e1000_hw *hw, u16 rar_count)
 	e1000e_rar_set(hw, hw->mac.addr, 0);
 
 	/* Zero out the other (rar_entry_count - 1) receive addresses */
-	e_dbg("Clearing RAR[1-%u]\n", rar_count-1);
+	e_dbg("Clearing RAR[1-%u]\n", rar_count - 1);
 	for (i = 1; i < rar_count; i++)
 		e1000e_rar_set(hw, mac_addr, i);
 }
@@ -192,7 +179,7 @@ s32 e1000_check_alt_mac_addr_generic(struct e1000_hw *hw)
 		goto out;
 
 	ret_val = e1000_read_nvm(hw, NVM_ALT_MAC_ADDR_PTR, 1,
-	                         &nvm_alt_mac_addr_offset);
+				 &nvm_alt_mac_addr_offset);
 	if (ret_val) {
 		e_dbg("NVM Read Error\n");
 		goto out;
@@ -251,11 +238,10 @@ void e1000e_rar_set(struct e1000_hw *hw, u8 *addr, u32 index)
 	 * HW expects these in little endian so we reverse the byte order
 	 * from network order (big endian) to little endian
 	 */
-	rar_low = ((u32) addr[0] |
-		   ((u32) addr[1] << 8) |
-		    ((u32) addr[2] << 16) | ((u32) addr[3] << 24));
+	rar_low = ((u32)addr[0] | ((u32)addr[1] << 8) |
+		   ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
 
-	rar_high = ((u32) addr[4] | ((u32) addr[5] << 8));
+	rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
 
 	/* If MAC address zero, no need to set the AV bit */
 	if (rar_low || rar_high)
@@ -315,7 +301,7 @@ static u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
 	 * values resulting from each mc_filter_type...
 	 * [0] [1] [2] [3] [4] [5]
 	 * 01  AA  00  12  34  56
-	 * LSB		 MSB
+	 * LSB           MSB
 	 *
 	 * case 0: hash_value = ((0x34 >> 4) | (0x56 << 4)) & 0xFFF = 0x563
 	 * case 1: hash_value = ((0x34 >> 3) | (0x56 << 5)) & 0xFFF = 0xAC6
@@ -338,7 +324,7 @@ static u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
 	}
 
 	hash_value = hash_mask & (((mc_addr[4] >> (8 - bit_shift)) |
-				  (((u16) mc_addr[5]) << bit_shift)));
+				   (((u16)mc_addr[5]) << bit_shift)));
 
 	return hash_value;
 }
@@ -362,7 +348,7 @@ void e1000e_update_mc_addr_list_generic(struct e1000_hw *hw,
 	memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
 
 	/* update mta_shadow from mc_addr_list */
-	for (i = 0; (u32) i < mc_addr_count; i++) {
+	for (i = 0; (u32)i < mc_addr_count; i++) {
 		hash_value = e1000_hash_mc_addr(hw, mc_addr_list);
 
 		hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
@@ -458,7 +444,7 @@ s32 e1000e_check_for_copper_link(struct e1000_hw *hw)
 		return ret_val;
 
 	if (!link)
-		return ret_val; /* No link detected */
+		return ret_val;	/* No link detected */
 
 	mac->get_link_status = false;
 
@@ -701,8 +687,7 @@ static s32 e1000_set_default_fc_generic(struct e1000_hw *hw)
 
 	if ((nvm_data & NVM_WORD0F_PAUSE_MASK) == 0)
 		hw->fc.requested_mode = e1000_fc_none;
-	else if ((nvm_data & NVM_WORD0F_PAUSE_MASK) ==
-		 NVM_WORD0F_ASM_DIR)
+	else if ((nvm_data & NVM_WORD0F_PAUSE_MASK) == NVM_WORD0F_ASM_DIR)
 		hw->fc.requested_mode = e1000_fc_tx_pause;
 	else
 		hw->fc.requested_mode = e1000_fc_full;
@@ -748,8 +733,7 @@ s32 e1000e_setup_link(struct e1000_hw *hw)
 	 */
 	hw->fc.current_mode = hw->fc.requested_mode;
 
-	e_dbg("After fix-ups FlowControl is now = %x\n",
-		hw->fc.current_mode);
+	e_dbg("After fix-ups FlowControl is now = %x\n", hw->fc.current_mode);
 
 	/* Call the necessary media_type subroutine to configure the link. */
 	ret_val = mac->ops.setup_physical_interface(hw);
@@ -1195,9 +1179,9 @@ s32 e1000e_config_fc_after_link_up(struct e1000_hw *hw)
 		 *   0   |    1    |   1   |    1    | e1000_fc_tx_pause
 		 */
 		else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) &&
-			  (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
-			  (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
-			  (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
+			 (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
+			 (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
+			 (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
 			hw->fc.current_mode = e1000_fc_tx_pause;
 			e_dbg("Flow Control = Tx PAUSE frames only.\n");
 		}
@@ -1261,7 +1245,8 @@ s32 e1000e_config_fc_after_link_up(struct e1000_hw *hw)
  *  Read the status register for the current speed/duplex and store the current
  *  speed and duplex for copper connections.
  **/
-s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, u16 *duplex)
+s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed,
+				       u16 *duplex)
 {
 	u32 status;
 
@@ -1294,7 +1279,8 @@ s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, u16 *dup
  *  Sets the speed and duplex to gigabit full duplex (the only possible option)
  *  for fiber/serdes links.
  **/
-s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw *hw, u16 *speed, u16 *duplex)
+s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw *hw, u16 *speed,
+					     u16 *duplex)
 {
 	*speed = SPEED_1000;
 	*duplex = FULL_DUPLEX;
@@ -1497,11 +1483,10 @@ s32 e1000e_setup_led_generic(struct e1000_hw *hw)
 		ledctl = er32(LEDCTL);
 		hw->mac.ledctl_default = ledctl;
 		/* Turn off LED0 */
-		ledctl &= ~(E1000_LEDCTL_LED0_IVRT |
-		            E1000_LEDCTL_LED0_BLINK |
-		            E1000_LEDCTL_LED0_MODE_MASK);
+		ledctl &= ~(E1000_LEDCTL_LED0_IVRT | E1000_LEDCTL_LED0_BLINK |
+			    E1000_LEDCTL_LED0_MODE_MASK);
 		ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
-		           E1000_LEDCTL_LED0_MODE_SHIFT);
+			   E1000_LEDCTL_LED0_MODE_SHIFT);
 		ew32(LEDCTL, ledctl);
 	} else if (hw->phy.media_type == e1000_media_type_copper) {
 		ew32(LEDCTL, hw->mac.ledctl_mode1);
@@ -1537,7 +1522,7 @@ s32 e1000e_blink_led_generic(struct e1000_hw *hw)
 	if (hw->phy.media_type == e1000_media_type_fiber) {
 		/* always blink LED0 for PCI-E fiber */
 		ledctl_blink = E1000_LEDCTL_LED0_BLINK |
-		     (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
+		    (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
 	} else {
 		/*
 		 * set the blink bit for each LED that's "on" (0x0E)
@@ -1650,8 +1635,7 @@ s32 e1000e_disable_pcie_master(struct e1000_hw *hw)
 	ew32(CTRL, ctrl);
 
 	while (timeout) {
-		if (!(er32(STATUS) &
-		      E1000_STATUS_GIO_MASTER_ENABLE))
+		if (!(er32(STATUS) & E1000_STATUS_GIO_MASTER_ENABLE))
 			break;
 		udelay(100);
 		timeout--;
@@ -1716,7 +1700,7 @@ void e1000e_update_adaptive(struct e1000_hw *hw)
 					mac->current_ifs_val = mac->ifs_min_val;
 				else
 					mac->current_ifs_val +=
-						mac->ifs_step_size;
+					    mac->ifs_step_size;
 				ew32(AIT, mac->current_ifs_val);
 			}
 		}
@@ -1731,956 +1715,3 @@ void e1000e_update_adaptive(struct e1000_hw *hw)
 out:
 	return;
 }
-
-/**
- *  e1000_raise_eec_clk - Raise EEPROM clock
- *  @hw: pointer to the HW structure
- *  @eecd: pointer to the EEPROM
- *
- *  Enable/Raise the EEPROM clock bit.
- **/
-static void e1000_raise_eec_clk(struct e1000_hw *hw, u32 *eecd)
-{
-	*eecd = *eecd | E1000_EECD_SK;
-	ew32(EECD, *eecd);
-	e1e_flush();
-	udelay(hw->nvm.delay_usec);
-}
-
-/**
- *  e1000_lower_eec_clk - Lower EEPROM clock
- *  @hw: pointer to the HW structure
- *  @eecd: pointer to the EEPROM
- *
- *  Clear/Lower the EEPROM clock bit.
- **/
-static void e1000_lower_eec_clk(struct e1000_hw *hw, u32 *eecd)
-{
-	*eecd = *eecd & ~E1000_EECD_SK;
-	ew32(EECD, *eecd);
-	e1e_flush();
-	udelay(hw->nvm.delay_usec);
-}
-
-/**
- *  e1000_shift_out_eec_bits - Shift data bits our to the EEPROM
- *  @hw: pointer to the HW structure
- *  @data: data to send to the EEPROM
- *  @count: number of bits to shift out
- *
- *  We need to shift 'count' bits out to the EEPROM.  So, the value in the
- *  "data" parameter will be shifted out to the EEPROM one bit at a time.
- *  In order to do this, "data" must be broken down into bits.
- **/
-static void e1000_shift_out_eec_bits(struct e1000_hw *hw, u16 data, u16 count)
-{
-	struct e1000_nvm_info *nvm = &hw->nvm;
-	u32 eecd = er32(EECD);
-	u32 mask;
-
-	mask = 0x01 << (count - 1);
-	if (nvm->type == e1000_nvm_eeprom_spi)
-		eecd |= E1000_EECD_DO;
-
-	do {
-		eecd &= ~E1000_EECD_DI;
-
-		if (data & mask)
-			eecd |= E1000_EECD_DI;
-
-		ew32(EECD, eecd);
-		e1e_flush();
-
-		udelay(nvm->delay_usec);
-
-		e1000_raise_eec_clk(hw, &eecd);
-		e1000_lower_eec_clk(hw, &eecd);
-
-		mask >>= 1;
-	} while (mask);
-
-	eecd &= ~E1000_EECD_DI;
-	ew32(EECD, eecd);
-}
-
-/**
- *  e1000_shift_in_eec_bits - Shift data bits in from the EEPROM
- *  @hw: pointer to the HW structure
- *  @count: number of bits to shift in
- *
- *  In order to read a register from the EEPROM, we need to shift 'count' bits
- *  in from the EEPROM.  Bits are "shifted in" by raising the clock input to
- *  the EEPROM (setting the SK bit), and then reading the value of the data out
- *  "DO" bit.  During this "shifting in" process the data in "DI" bit should
- *  always be clear.
- **/
-static u16 e1000_shift_in_eec_bits(struct e1000_hw *hw, u16 count)
-{
-	u32 eecd;
-	u32 i;
-	u16 data;
-
-	eecd = er32(EECD);
-
-	eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
-	data = 0;
-
-	for (i = 0; i < count; i++) {
-		data <<= 1;
-		e1000_raise_eec_clk(hw, &eecd);
-
-		eecd = er32(EECD);
-
-		eecd &= ~E1000_EECD_DI;
-		if (eecd & E1000_EECD_DO)
-			data |= 1;
-
-		e1000_lower_eec_clk(hw, &eecd);
-	}
-
-	return data;
-}
-
-/**
- *  e1000e_poll_eerd_eewr_done - Poll for EEPROM read/write completion
- *  @hw: pointer to the HW structure
- *  @ee_reg: EEPROM flag for polling
- *
- *  Polls the EEPROM status bit for either read or write completion based
- *  upon the value of 'ee_reg'.
- **/
-s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg)
-{
-	u32 attempts = 100000;
-	u32 i, reg = 0;
-
-	for (i = 0; i < attempts; i++) {
-		if (ee_reg == E1000_NVM_POLL_READ)
-			reg = er32(EERD);
-		else
-			reg = er32(EEWR);
-
-		if (reg & E1000_NVM_RW_REG_DONE)
-			return 0;
-
-		udelay(5);
-	}
-
-	return -E1000_ERR_NVM;
-}
-
-/**
- *  e1000e_acquire_nvm - Generic request for access to EEPROM
- *  @hw: pointer to the HW structure
- *
- *  Set the EEPROM access request bit and wait for EEPROM access grant bit.
- *  Return successful if access grant bit set, else clear the request for
- *  EEPROM access and return -E1000_ERR_NVM (-1).
- **/
-s32 e1000e_acquire_nvm(struct e1000_hw *hw)
-{
-	u32 eecd = er32(EECD);
-	s32 timeout = E1000_NVM_GRANT_ATTEMPTS;
-
-	ew32(EECD, eecd | E1000_EECD_REQ);
-	eecd = er32(EECD);
-
-	while (timeout) {
-		if (eecd & E1000_EECD_GNT)
-			break;
-		udelay(5);
-		eecd = er32(EECD);
-		timeout--;
-	}
-
-	if (!timeout) {
-		eecd &= ~E1000_EECD_REQ;
-		ew32(EECD, eecd);
-		e_dbg("Could not acquire NVM grant\n");
-		return -E1000_ERR_NVM;
-	}
-
-	return 0;
-}
-
-/**
- *  e1000_standby_nvm - Return EEPROM to standby state
- *  @hw: pointer to the HW structure
- *
- *  Return the EEPROM to a standby state.
- **/
-static void e1000_standby_nvm(struct e1000_hw *hw)
-{
-	struct e1000_nvm_info *nvm = &hw->nvm;
-	u32 eecd = er32(EECD);
-
-	if (nvm->type == e1000_nvm_eeprom_spi) {
-		/* Toggle CS to flush commands */
-		eecd |= E1000_EECD_CS;
-		ew32(EECD, eecd);
-		e1e_flush();
-		udelay(nvm->delay_usec);
-		eecd &= ~E1000_EECD_CS;
-		ew32(EECD, eecd);
-		e1e_flush();
-		udelay(nvm->delay_usec);
-	}
-}
-
-/**
- *  e1000_stop_nvm - Terminate EEPROM command
- *  @hw: pointer to the HW structure
- *
- *  Terminates the current command by inverting the EEPROM's chip select pin.
- **/
-static void e1000_stop_nvm(struct e1000_hw *hw)
-{
-	u32 eecd;
-
-	eecd = er32(EECD);
-	if (hw->nvm.type == e1000_nvm_eeprom_spi) {
-		/* Pull CS high */
-		eecd |= E1000_EECD_CS;
-		e1000_lower_eec_clk(hw, &eecd);
-	}
-}
-
-/**
- *  e1000e_release_nvm - Release exclusive access to EEPROM
- *  @hw: pointer to the HW structure
- *
- *  Stop any current commands to the EEPROM and clear the EEPROM request bit.
- **/
-void e1000e_release_nvm(struct e1000_hw *hw)
-{
-	u32 eecd;
-
-	e1000_stop_nvm(hw);
-
-	eecd = er32(EECD);
-	eecd &= ~E1000_EECD_REQ;
-	ew32(EECD, eecd);
-}
-
-/**
- *  e1000_ready_nvm_eeprom - Prepares EEPROM for read/write
- *  @hw: pointer to the HW structure
- *
- *  Setups the EEPROM for reading and writing.
- **/
-static s32 e1000_ready_nvm_eeprom(struct e1000_hw *hw)
-{
-	struct e1000_nvm_info *nvm = &hw->nvm;
-	u32 eecd = er32(EECD);
-	u8 spi_stat_reg;
-
-	if (nvm->type == e1000_nvm_eeprom_spi) {
-		u16 timeout = NVM_MAX_RETRY_SPI;
-
-		/* Clear SK and CS */
-		eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
-		ew32(EECD, eecd);
-		e1e_flush();
-		udelay(1);
-
-		/*
-		 * Read "Status Register" repeatedly until the LSB is cleared.
-		 * The EEPROM will signal that the command has been completed
-		 * by clearing bit 0 of the internal status register.  If it's
-		 * not cleared within 'timeout', then error out.
-		 */
-		while (timeout) {
-			e1000_shift_out_eec_bits(hw, NVM_RDSR_OPCODE_SPI,
-						 hw->nvm.opcode_bits);
-			spi_stat_reg = (u8)e1000_shift_in_eec_bits(hw, 8);
-			if (!(spi_stat_reg & NVM_STATUS_RDY_SPI))
-				break;
-
-			udelay(5);
-			e1000_standby_nvm(hw);
-			timeout--;
-		}
-
-		if (!timeout) {
-			e_dbg("SPI NVM Status error\n");
-			return -E1000_ERR_NVM;
-		}
-	}
-
-	return 0;
-}
-
-/**
- *  e1000e_read_nvm_eerd - Reads EEPROM using EERD register
- *  @hw: pointer to the HW structure
- *  @offset: offset of word in the EEPROM to read
- *  @words: number of words to read
- *  @data: word read from the EEPROM
- *
- *  Reads a 16 bit word from the EEPROM using the EERD register.
- **/
-s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
-{
-	struct e1000_nvm_info *nvm = &hw->nvm;
-	u32 i, eerd = 0;
-	s32 ret_val = 0;
-
-	/*
-	 * A check for invalid values:  offset too large, too many words,
-	 * too many words for the offset, and not enough words.
-	 */
-	if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
-	    (words == 0)) {
-		e_dbg("nvm parameter(s) out of bounds\n");
-		return -E1000_ERR_NVM;
-	}
-
-	for (i = 0; i < words; i++) {
-		eerd = ((offset+i) << E1000_NVM_RW_ADDR_SHIFT) +
-		       E1000_NVM_RW_REG_START;
-
-		ew32(EERD, eerd);
-		ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_READ);
-		if (ret_val)
-			break;
-
-		data[i] = (er32(EERD) >> E1000_NVM_RW_REG_DATA);
-	}
-
-	return ret_val;
-}
-
-/**
- *  e1000e_write_nvm_spi - Write to EEPROM using SPI
- *  @hw: pointer to the HW structure
- *  @offset: offset within the EEPROM to be written to
- *  @words: number of words to write
- *  @data: 16 bit word(s) to be written to the EEPROM
- *
- *  Writes data to EEPROM at offset using SPI interface.
- *
- *  If e1000e_update_nvm_checksum is not called after this function , the
- *  EEPROM will most likely contain an invalid checksum.
- **/
-s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
-{
-	struct e1000_nvm_info *nvm = &hw->nvm;
-	s32 ret_val;
-	u16 widx = 0;
-
-	/*
-	 * A check for invalid values:  offset too large, too many words,
-	 * and not enough words.
-	 */
-	if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
-	    (words == 0)) {
-		e_dbg("nvm parameter(s) out of bounds\n");
-		return -E1000_ERR_NVM;
-	}
-
-	ret_val = nvm->ops.acquire(hw);
-	if (ret_val)
-		return ret_val;
-
-	while (widx < words) {
-		u8 write_opcode = NVM_WRITE_OPCODE_SPI;
-
-		ret_val = e1000_ready_nvm_eeprom(hw);
-		if (ret_val) {
-			nvm->ops.release(hw);
-			return ret_val;
-		}
-
-		e1000_standby_nvm(hw);
-
-		/* Send the WRITE ENABLE command (8 bit opcode) */
-		e1000_shift_out_eec_bits(hw, NVM_WREN_OPCODE_SPI,
-					 nvm->opcode_bits);
-
-		e1000_standby_nvm(hw);
-
-		/*
-		 * Some SPI eeproms use the 8th address bit embedded in the
-		 * opcode
-		 */
-		if ((nvm->address_bits == 8) && (offset >= 128))
-			write_opcode |= NVM_A8_OPCODE_SPI;
-
-		/* Send the Write command (8-bit opcode + addr) */
-		e1000_shift_out_eec_bits(hw, write_opcode, nvm->opcode_bits);
-		e1000_shift_out_eec_bits(hw, (u16)((offset + widx) * 2),
-					 nvm->address_bits);
-
-		/* Loop to allow for up to whole page write of eeprom */
-		while (widx < words) {
-			u16 word_out = data[widx];
-			word_out = (word_out >> 8) | (word_out << 8);
-			e1000_shift_out_eec_bits(hw, word_out, 16);
-			widx++;
-
-			if ((((offset + widx) * 2) % nvm->page_size) == 0) {
-				e1000_standby_nvm(hw);
-				break;
-			}
-		}
-	}
-
-	usleep_range(10000, 20000);
-	nvm->ops.release(hw);
-	return 0;
-}
-
-/**
- *  e1000_read_pba_string_generic - Read device part number
- *  @hw: pointer to the HW structure
- *  @pba_num: pointer to device part number
- *  @pba_num_size: size of part number buffer
- *
- *  Reads the product board assembly (PBA) number from the EEPROM and stores
- *  the value in pba_num.
- **/
-s32 e1000_read_pba_string_generic(struct e1000_hw *hw, u8 *pba_num,
-				  u32 pba_num_size)
-{
-	s32 ret_val;
-	u16 nvm_data;
-	u16 pba_ptr;
-	u16 offset;
-	u16 length;
-
-	if (pba_num == NULL) {
-		e_dbg("PBA string buffer was null\n");
-		ret_val = E1000_ERR_INVALID_ARGUMENT;
-		goto out;
-	}
-
-	ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_0, 1, &nvm_data);
-	if (ret_val) {
-		e_dbg("NVM Read Error\n");
-		goto out;
-	}
-
-	ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_1, 1, &pba_ptr);
-	if (ret_val) {
-		e_dbg("NVM Read Error\n");
-		goto out;
-	}
-
-	/*
-	 * if nvm_data is not ptr guard the PBA must be in legacy format which
-	 * means pba_ptr is actually our second data word for the PBA number
-	 * and we can decode it into an ascii string
-	 */
-	if (nvm_data != NVM_PBA_PTR_GUARD) {
-		e_dbg("NVM PBA number is not stored as string\n");
-
-		/* we will need 11 characters to store the PBA */
-		if (pba_num_size < 11) {
-			e_dbg("PBA string buffer too small\n");
-			return E1000_ERR_NO_SPACE;
-		}
-
-		/* extract hex string from data and pba_ptr */
-		pba_num[0] = (nvm_data >> 12) & 0xF;
-		pba_num[1] = (nvm_data >> 8) & 0xF;
-		pba_num[2] = (nvm_data >> 4) & 0xF;
-		pba_num[3] = nvm_data & 0xF;
-		pba_num[4] = (pba_ptr >> 12) & 0xF;
-		pba_num[5] = (pba_ptr >> 8) & 0xF;
-		pba_num[6] = '-';
-		pba_num[7] = 0;
-		pba_num[8] = (pba_ptr >> 4) & 0xF;
-		pba_num[9] = pba_ptr & 0xF;
-
-		/* put a null character on the end of our string */
-		pba_num[10] = '\0';
-
-		/* switch all the data but the '-' to hex char */
-		for (offset = 0; offset < 10; offset++) {
-			if (pba_num[offset] < 0xA)
-				pba_num[offset] += '0';
-			else if (pba_num[offset] < 0x10)
-				pba_num[offset] += 'A' - 0xA;
-		}
-
-		goto out;
-	}
-
-	ret_val = e1000_read_nvm(hw, pba_ptr, 1, &length);
-	if (ret_val) {
-		e_dbg("NVM Read Error\n");
-		goto out;
-	}
-
-	if (length == 0xFFFF || length == 0) {
-		e_dbg("NVM PBA number section invalid length\n");
-		ret_val = E1000_ERR_NVM_PBA_SECTION;
-		goto out;
-	}
-	/* check if pba_num buffer is big enough */
-	if (pba_num_size < (((u32)length * 2) - 1)) {
-		e_dbg("PBA string buffer too small\n");
-		ret_val = E1000_ERR_NO_SPACE;
-		goto out;
-	}
-
-	/* trim pba length from start of string */
-	pba_ptr++;
-	length--;
-
-	for (offset = 0; offset < length; offset++) {
-		ret_val = e1000_read_nvm(hw, pba_ptr + offset, 1, &nvm_data);
-		if (ret_val) {
-			e_dbg("NVM Read Error\n");
-			goto out;
-		}
-		pba_num[offset * 2] = (u8)(nvm_data >> 8);
-		pba_num[(offset * 2) + 1] = (u8)(nvm_data & 0xFF);
-	}
-	pba_num[offset * 2] = '\0';
-
-out:
-	return ret_val;
-}
-
-/**
- *  e1000_read_mac_addr_generic - Read device MAC address
- *  @hw: pointer to the HW structure
- *
- *  Reads the device MAC address from the EEPROM and stores the value.
- *  Since devices with two ports use the same EEPROM, we increment the
- *  last bit in the MAC address for the second port.
- **/
-s32 e1000_read_mac_addr_generic(struct e1000_hw *hw)
-{
-	u32 rar_high;
-	u32 rar_low;
-	u16 i;
-
-	rar_high = er32(RAH(0));
-	rar_low = er32(RAL(0));
-
-	for (i = 0; i < E1000_RAL_MAC_ADDR_LEN; i++)
-		hw->mac.perm_addr[i] = (u8)(rar_low >> (i*8));
-
-	for (i = 0; i < E1000_RAH_MAC_ADDR_LEN; i++)
-		hw->mac.perm_addr[i+4] = (u8)(rar_high >> (i*8));
-
-	for (i = 0; i < ETH_ALEN; i++)
-		hw->mac.addr[i] = hw->mac.perm_addr[i];
-
-	return 0;
-}
-
-/**
- *  e1000e_validate_nvm_checksum_generic - Validate EEPROM checksum
- *  @hw: pointer to the HW structure
- *
- *  Calculates the EEPROM checksum by reading/adding each word of the EEPROM
- *  and then verifies that the sum of the EEPROM is equal to 0xBABA.
- **/
-s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw)
-{
-	s32 ret_val;
-	u16 checksum = 0;
-	u16 i, nvm_data;
-
-	for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
-		ret_val = e1000_read_nvm(hw, i, 1, &nvm_data);
-		if (ret_val) {
-			e_dbg("NVM Read Error\n");
-			return ret_val;
-		}
-		checksum += nvm_data;
-	}
-
-	if (checksum != (u16) NVM_SUM) {
-		e_dbg("NVM Checksum Invalid\n");
-		return -E1000_ERR_NVM;
-	}
-
-	return 0;
-}
-
-/**
- *  e1000e_update_nvm_checksum_generic - Update EEPROM checksum
- *  @hw: pointer to the HW structure
- *
- *  Updates the EEPROM checksum by reading/adding each word of the EEPROM
- *  up to the checksum.  Then calculates the EEPROM checksum and writes the
- *  value to the EEPROM.
- **/
-s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw)
-{
-	s32 ret_val;
-	u16 checksum = 0;
-	u16 i, nvm_data;
-
-	for (i = 0; i < NVM_CHECKSUM_REG; i++) {
-		ret_val = e1000_read_nvm(hw, i, 1, &nvm_data);
-		if (ret_val) {
-			e_dbg("NVM Read Error while updating checksum.\n");
-			return ret_val;
-		}
-		checksum += nvm_data;
-	}
-	checksum = (u16) NVM_SUM - checksum;
-	ret_val = e1000_write_nvm(hw, NVM_CHECKSUM_REG, 1, &checksum);
-	if (ret_val)
-		e_dbg("NVM Write Error while updating checksum.\n");
-
-	return ret_val;
-}
-
-/**
- *  e1000e_reload_nvm - Reloads EEPROM
- *  @hw: pointer to the HW structure
- *
- *  Reloads the EEPROM by setting the "Reinitialize from EEPROM" bit in the
- *  extended control register.
- **/
-void e1000e_reload_nvm(struct e1000_hw *hw)
-{
-	u32 ctrl_ext;
-
-	udelay(10);
-	ctrl_ext = er32(CTRL_EXT);
-	ctrl_ext |= E1000_CTRL_EXT_EE_RST;
-	ew32(CTRL_EXT, ctrl_ext);
-	e1e_flush();
-}
-
-/**
- *  e1000_calculate_checksum - Calculate checksum for buffer
- *  @buffer: pointer to EEPROM
- *  @length: size of EEPROM to calculate a checksum for
- *
- *  Calculates the checksum for some buffer on a specified length.  The
- *  checksum calculated is returned.
- **/
-static u8 e1000_calculate_checksum(u8 *buffer, u32 length)
-{
-	u32 i;
-	u8  sum = 0;
-
-	if (!buffer)
-		return 0;
-
-	for (i = 0; i < length; i++)
-		sum += buffer[i];
-
-	return (u8) (0 - sum);
-}
-
-/**
- *  e1000_mng_enable_host_if - Checks host interface is enabled
- *  @hw: pointer to the HW structure
- *
- *  Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND
- *
- *  This function checks whether the HOST IF is enabled for command operation
- *  and also checks whether the previous command is completed.  It busy waits
- *  in case of previous command is not completed.
- **/
-static s32 e1000_mng_enable_host_if(struct e1000_hw *hw)
-{
-	u32 hicr;
-	u8 i;
-
-	if (!(hw->mac.arc_subsystem_valid)) {
-		e_dbg("ARC subsystem not valid.\n");
-		return -E1000_ERR_HOST_INTERFACE_COMMAND;
-	}
-
-	/* Check that the host interface is enabled. */
-	hicr = er32(HICR);
-	if ((hicr & E1000_HICR_EN) == 0) {
-		e_dbg("E1000_HOST_EN bit disabled.\n");
-		return -E1000_ERR_HOST_INTERFACE_COMMAND;
-	}
-	/* check the previous command is completed */
-	for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) {
-		hicr = er32(HICR);
-		if (!(hicr & E1000_HICR_C))
-			break;
-		mdelay(1);
-	}
-
-	if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) {
-		e_dbg("Previous command timeout failed .\n");
-		return -E1000_ERR_HOST_INTERFACE_COMMAND;
-	}
-
-	return 0;
-}
-
-/**
- *  e1000e_check_mng_mode_generic - check management mode
- *  @hw: pointer to the HW structure
- *
- *  Reads the firmware semaphore register and returns true (>0) if
- *  manageability is enabled, else false (0).
- **/
-bool e1000e_check_mng_mode_generic(struct e1000_hw *hw)
-{
-	u32 fwsm = er32(FWSM);
-
-	return (fwsm & E1000_FWSM_MODE_MASK) ==
-		(E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
-}
-
-/**
- *  e1000e_enable_tx_pkt_filtering - Enable packet filtering on Tx
- *  @hw: pointer to the HW structure
- *
- *  Enables packet filtering on transmit packets if manageability is enabled
- *  and host interface is enabled.
- **/
-bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw)
-{
-	struct e1000_host_mng_dhcp_cookie *hdr = &hw->mng_cookie;
-	u32 *buffer = (u32 *)&hw->mng_cookie;
-	u32 offset;
-	s32 ret_val, hdr_csum, csum;
-	u8 i, len;
-
-	hw->mac.tx_pkt_filtering = true;
-
-	/* No manageability, no filtering */
-	if (!e1000e_check_mng_mode(hw)) {
-		hw->mac.tx_pkt_filtering = false;
-		goto out;
-	}
-
-	/*
-	 * If we can't read from the host interface for whatever
-	 * reason, disable filtering.
-	 */
-	ret_val = e1000_mng_enable_host_if(hw);
-	if (ret_val) {
-		hw->mac.tx_pkt_filtering = false;
-		goto out;
-	}
-
-	/* Read in the header.  Length and offset are in dwords. */
-	len    = E1000_MNG_DHCP_COOKIE_LENGTH >> 2;
-	offset = E1000_MNG_DHCP_COOKIE_OFFSET >> 2;
-	for (i = 0; i < len; i++)
-		*(buffer + i) = E1000_READ_REG_ARRAY(hw, E1000_HOST_IF, offset + i);
-	hdr_csum = hdr->checksum;
-	hdr->checksum = 0;
-	csum = e1000_calculate_checksum((u8 *)hdr,
-					E1000_MNG_DHCP_COOKIE_LENGTH);
-	/*
-	 * If either the checksums or signature don't match, then
-	 * the cookie area isn't considered valid, in which case we
-	 * take the safe route of assuming Tx filtering is enabled.
-	 */
-	if ((hdr_csum != csum) || (hdr->signature != E1000_IAMT_SIGNATURE)) {
-		hw->mac.tx_pkt_filtering = true;
-		goto out;
-	}
-
-	/* Cookie area is valid, make the final check for filtering. */
-	if (!(hdr->status & E1000_MNG_DHCP_COOKIE_STATUS_PARSING)) {
-		hw->mac.tx_pkt_filtering = false;
-		goto out;
-	}
-
-out:
-	return hw->mac.tx_pkt_filtering;
-}
-
-/**
- *  e1000_mng_write_cmd_header - Writes manageability command header
- *  @hw: pointer to the HW structure
- *  @hdr: pointer to the host interface command header
- *
- *  Writes the command header after does the checksum calculation.
- **/
-static s32 e1000_mng_write_cmd_header(struct e1000_hw *hw,
-				  struct e1000_host_mng_command_header *hdr)
-{
-	u16 i, length = sizeof(struct e1000_host_mng_command_header);
-
-	/* Write the whole command header structure with new checksum. */
-
-	hdr->checksum = e1000_calculate_checksum((u8 *)hdr, length);
-
-	length >>= 2;
-	/* Write the relevant command block into the ram area. */
-	for (i = 0; i < length; i++) {
-		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, i,
-					    *((u32 *) hdr + i));
-		e1e_flush();
-	}
-
-	return 0;
-}
-
-/**
- *  e1000_mng_host_if_write - Write to the manageability host interface
- *  @hw: pointer to the HW structure
- *  @buffer: pointer to the host interface buffer
- *  @length: size of the buffer
- *  @offset: location in the buffer to write to
- *  @sum: sum of the data (not checksum)
- *
- *  This function writes the buffer content at the offset given on the host if.
- *  It also does alignment considerations to do the writes in most efficient
- *  way.  Also fills up the sum of the buffer in *buffer parameter.
- **/
-static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer,
-				   u16 length, u16 offset, u8 *sum)
-{
-	u8 *tmp;
-	u8 *bufptr = buffer;
-	u32 data = 0;
-	u16 remaining, i, j, prev_bytes;
-
-	/* sum = only sum of the data and it is not checksum */
-
-	if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH)
-		return -E1000_ERR_PARAM;
-
-	tmp = (u8 *)&data;
-	prev_bytes = offset & 0x3;
-	offset >>= 2;
-
-	if (prev_bytes) {
-		data = E1000_READ_REG_ARRAY(hw, E1000_HOST_IF, offset);
-		for (j = prev_bytes; j < sizeof(u32); j++) {
-			*(tmp + j) = *bufptr++;
-			*sum += *(tmp + j);
-		}
-		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset, data);
-		length -= j - prev_bytes;
-		offset++;
-	}
-
-	remaining = length & 0x3;
-	length -= remaining;
-
-	/* Calculate length in DWORDs */
-	length >>= 2;
-
-	/*
-	 * The device driver writes the relevant command block into the
-	 * ram area.
-	 */
-	for (i = 0; i < length; i++) {
-		for (j = 0; j < sizeof(u32); j++) {
-			*(tmp + j) = *bufptr++;
-			*sum += *(tmp + j);
-		}
-
-		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset + i, data);
-	}
-	if (remaining) {
-		for (j = 0; j < sizeof(u32); j++) {
-			if (j < remaining)
-				*(tmp + j) = *bufptr++;
-			else
-				*(tmp + j) = 0;
-
-			*sum += *(tmp + j);
-		}
-		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset + i, data);
-	}
-
-	return 0;
-}
-
-/**
- *  e1000e_mng_write_dhcp_info - Writes DHCP info to host interface
- *  @hw: pointer to the HW structure
- *  @buffer: pointer to the host interface
- *  @length: size of the buffer
- *
- *  Writes the DHCP information to the host interface.
- **/
-s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length)
-{
-	struct e1000_host_mng_command_header hdr;
-	s32 ret_val;
-	u32 hicr;
-
-	hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD;
-	hdr.command_length = length;
-	hdr.reserved1 = 0;
-	hdr.reserved2 = 0;
-	hdr.checksum = 0;
-
-	/* Enable the host interface */
-	ret_val = e1000_mng_enable_host_if(hw);
-	if (ret_val)
-		return ret_val;
-
-	/* Populate the host interface with the contents of "buffer". */
-	ret_val = e1000_mng_host_if_write(hw, buffer, length,
-					  sizeof(hdr), &(hdr.checksum));
-	if (ret_val)
-		return ret_val;
-
-	/* Write the manageability command header */
-	ret_val = e1000_mng_write_cmd_header(hw, &hdr);
-	if (ret_val)
-		return ret_val;
-
-	/* Tell the ARC a new command is pending. */
-	hicr = er32(HICR);
-	ew32(HICR, hicr | E1000_HICR_C);
-
-	return 0;
-}
-
-/**
- *  e1000e_enable_mng_pass_thru - Check if management passthrough is needed
- *  @hw: pointer to the HW structure
- *
- *  Verifies the hardware needs to leave interface enabled so that frames can
- *  be directed to and from the management interface.
- **/
-bool e1000e_enable_mng_pass_thru(struct e1000_hw *hw)
-{
-	u32 manc;
-	u32 fwsm, factps;
-	bool ret_val = false;
-
-	manc = er32(MANC);
-
-	if (!(manc & E1000_MANC_RCV_TCO_EN))
-		goto out;
-
-	if (hw->mac.has_fwsm) {
-		fwsm = er32(FWSM);
-		factps = er32(FACTPS);
-
-		if (!(factps & E1000_FACTPS_MNGCG) &&
-		    ((fwsm & E1000_FWSM_MODE_MASK) ==
-		     (e1000_mng_mode_pt << E1000_FWSM_MODE_SHIFT))) {
-			ret_val = true;
-			goto out;
-		}
-	} else if ((hw->mac.type == e1000_82574) ||
-		   (hw->mac.type == e1000_82583)) {
-		u16 data;
-
-		factps = er32(FACTPS);
-		e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data);
-
-		if (!(factps & E1000_FACTPS_MNGCG) &&
-		    ((data & E1000_NVM_INIT_CTRL2_MNGM) ==
-		     (e1000_mng_mode_pt << 13))) {
-			ret_val = true;
-			goto out;
-		}
-	} else if ((manc & E1000_MANC_SMBUS_EN) &&
-		    !(manc & E1000_MANC_ASF_EN)) {
-			ret_val = true;
-			goto out;
-	}
-
-out:
-	return ret_val;
-}
diff --git a/drivers/net/ethernet/intel/e1000e/manage.c b/drivers/net/ethernet/intel/e1000e/manage.c
new file mode 100644
index 0000000..3dae265
--- /dev/null
+++ b/drivers/net/ethernet/intel/e1000e/manage.c
@@ -0,0 +1,377 @@
+/*******************************************************************************
+
+  Intel PRO/1000 Linux driver
+  Copyright(c) 1999 - 2011 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Contact Information:
+  Linux NICS <linux.nics@intel.com>
+  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#include "e1000.h"
+
+enum e1000_mng_mode {
+	e1000_mng_mode_none = 0,
+	e1000_mng_mode_asf,
+	e1000_mng_mode_pt,
+	e1000_mng_mode_ipmi,
+	e1000_mng_mode_host_if_only
+};
+
+#define E1000_FACTPS_MNGCG		0x20000000
+
+/* Intel(R) Active Management Technology signature */
+#define E1000_IAMT_SIGNATURE		0x544D4149
+
+/**
+ *  e1000_calculate_checksum - Calculate checksum for buffer
+ *  @buffer: pointer to EEPROM
+ *  @length: size of EEPROM to calculate a checksum for
+ *
+ *  Calculates the checksum for some buffer on a specified length.  The
+ *  checksum calculated is returned.
+ **/
+static u8 e1000_calculate_checksum(u8 *buffer, u32 length)
+{
+	u32 i;
+	u8 sum = 0;
+
+	if (!buffer)
+		return 0;
+
+	for (i = 0; i < length; i++)
+		sum += buffer[i];
+
+	return (u8)(0 - sum);
+}
+
+/**
+ *  e1000_mng_enable_host_if - Checks host interface is enabled
+ *  @hw: pointer to the HW structure
+ *
+ *  Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND
+ *
+ *  This function checks whether the HOST IF is enabled for command operation
+ *  and also checks whether the previous command is completed.  It busy waits
+ *  in case of previous command is not completed.
+ **/
+static s32 e1000_mng_enable_host_if(struct e1000_hw *hw)
+{
+	u32 hicr;
+	u8 i;
+
+	if (!(hw->mac.arc_subsystem_valid)) {
+		e_dbg("ARC subsystem not valid.\n");
+		return -E1000_ERR_HOST_INTERFACE_COMMAND;
+	}
+
+	/* Check that the host interface is enabled. */
+	hicr = er32(HICR);
+	if ((hicr & E1000_HICR_EN) == 0) {
+		e_dbg("E1000_HOST_EN bit disabled.\n");
+		return -E1000_ERR_HOST_INTERFACE_COMMAND;
+	}
+	/* check the previous command is completed */
+	for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) {
+		hicr = er32(HICR);
+		if (!(hicr & E1000_HICR_C))
+			break;
+		mdelay(1);
+	}
+
+	if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) {
+		e_dbg("Previous command timeout failed .\n");
+		return -E1000_ERR_HOST_INTERFACE_COMMAND;
+	}
+
+	return 0;
+}
+
+/**
+ *  e1000e_check_mng_mode_generic - check management mode
+ *  @hw: pointer to the HW structure
+ *
+ *  Reads the firmware semaphore register and returns true (>0) if
+ *  manageability is enabled, else false (0).
+ **/
+bool e1000e_check_mng_mode_generic(struct e1000_hw *hw)
+{
+	u32 fwsm = er32(FWSM);
+
+	return (fwsm & E1000_FWSM_MODE_MASK) ==
+	    (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
+}
+
+/**
+ *  e1000e_enable_tx_pkt_filtering - Enable packet filtering on Tx
+ *  @hw: pointer to the HW structure
+ *
+ *  Enables packet filtering on transmit packets if manageability is enabled
+ *  and host interface is enabled.
+ **/
+bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw)
+{
+	struct e1000_host_mng_dhcp_cookie *hdr = &hw->mng_cookie;
+	u32 *buffer = (u32 *)&hw->mng_cookie;
+	u32 offset;
+	s32 ret_val, hdr_csum, csum;
+	u8 i, len;
+
+	hw->mac.tx_pkt_filtering = true;
+
+	/* No manageability, no filtering */
+	if (!e1000e_check_mng_mode(hw)) {
+		hw->mac.tx_pkt_filtering = false;
+		goto out;
+	}
+
+	/*
+	 * If we can't read from the host interface for whatever
+	 * reason, disable filtering.
+	 */
+	ret_val = e1000_mng_enable_host_if(hw);
+	if (ret_val) {
+		hw->mac.tx_pkt_filtering = false;
+		goto out;
+	}
+
+	/* Read in the header.  Length and offset are in dwords. */
+	len = E1000_MNG_DHCP_COOKIE_LENGTH >> 2;
+	offset = E1000_MNG_DHCP_COOKIE_OFFSET >> 2;
+	for (i = 0; i < len; i++)
+		*(buffer + i) = E1000_READ_REG_ARRAY(hw, E1000_HOST_IF,
+						     offset + i);
+	hdr_csum = hdr->checksum;
+	hdr->checksum = 0;
+	csum = e1000_calculate_checksum((u8 *)hdr,
+					E1000_MNG_DHCP_COOKIE_LENGTH);
+	/*
+	 * If either the checksums or signature don't match, then
+	 * the cookie area isn't considered valid, in which case we
+	 * take the safe route of assuming Tx filtering is enabled.
+	 */
+	if ((hdr_csum != csum) || (hdr->signature != E1000_IAMT_SIGNATURE)) {
+		hw->mac.tx_pkt_filtering = true;
+		goto out;
+	}
+
+	/* Cookie area is valid, make the final check for filtering. */
+	if (!(hdr->status & E1000_MNG_DHCP_COOKIE_STATUS_PARSING)) {
+		hw->mac.tx_pkt_filtering = false;
+		goto out;
+	}
+
+out:
+	return hw->mac.tx_pkt_filtering;
+}
+
+/**
+ *  e1000_mng_write_cmd_header - Writes manageability command header
+ *  @hw: pointer to the HW structure
+ *  @hdr: pointer to the host interface command header
+ *
+ *  Writes the command header after does the checksum calculation.
+ **/
+static s32 e1000_mng_write_cmd_header(struct e1000_hw *hw,
+				      struct e1000_host_mng_command_header *hdr)
+{
+	u16 i, length = sizeof(struct e1000_host_mng_command_header);
+
+	/* Write the whole command header structure with new checksum. */
+
+	hdr->checksum = e1000_calculate_checksum((u8 *)hdr, length);
+
+	length >>= 2;
+	/* Write the relevant command block into the ram area. */
+	for (i = 0; i < length; i++) {
+		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, i, *((u32 *)hdr + i));
+		e1e_flush();
+	}
+
+	return 0;
+}
+
+/**
+ *  e1000_mng_host_if_write - Write to the manageability host interface
+ *  @hw: pointer to the HW structure
+ *  @buffer: pointer to the host interface buffer
+ *  @length: size of the buffer
+ *  @offset: location in the buffer to write to
+ *  @sum: sum of the data (not checksum)
+ *
+ *  This function writes the buffer content at the offset given on the host if.
+ *  It also does alignment considerations to do the writes in most efficient
+ *  way.  Also fills up the sum of the buffer in *buffer parameter.
+ **/
+static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer,
+				   u16 length, u16 offset, u8 *sum)
+{
+	u8 *tmp;
+	u8 *bufptr = buffer;
+	u32 data = 0;
+	u16 remaining, i, j, prev_bytes;
+
+	/* sum = only sum of the data and it is not checksum */
+
+	if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH)
+		return -E1000_ERR_PARAM;
+
+	tmp = (u8 *)&data;
+	prev_bytes = offset & 0x3;
+	offset >>= 2;
+
+	if (prev_bytes) {
+		data = E1000_READ_REG_ARRAY(hw, E1000_HOST_IF, offset);
+		for (j = prev_bytes; j < sizeof(u32); j++) {
+			*(tmp + j) = *bufptr++;
+			*sum += *(tmp + j);
+		}
+		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset, data);
+		length -= j - prev_bytes;
+		offset++;
+	}
+
+	remaining = length & 0x3;
+	length -= remaining;
+
+	/* Calculate length in DWORDs */
+	length >>= 2;
+
+	/*
+	 * The device driver writes the relevant command block into the
+	 * ram area.
+	 */
+	for (i = 0; i < length; i++) {
+		for (j = 0; j < sizeof(u32); j++) {
+			*(tmp + j) = *bufptr++;
+			*sum += *(tmp + j);
+		}
+
+		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset + i, data);
+	}
+	if (remaining) {
+		for (j = 0; j < sizeof(u32); j++) {
+			if (j < remaining)
+				*(tmp + j) = *bufptr++;
+			else
+				*(tmp + j) = 0;
+
+			*sum += *(tmp + j);
+		}
+		E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset + i, data);
+	}
+
+	return 0;
+}
+
+/**
+ *  e1000e_mng_write_dhcp_info - Writes DHCP info to host interface
+ *  @hw: pointer to the HW structure
+ *  @buffer: pointer to the host interface
+ *  @length: size of the buffer
+ *
+ *  Writes the DHCP information to the host interface.
+ **/
+s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length)
+{
+	struct e1000_host_mng_command_header hdr;
+	s32 ret_val;
+	u32 hicr;
+
+	hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD;
+	hdr.command_length = length;
+	hdr.reserved1 = 0;
+	hdr.reserved2 = 0;
+	hdr.checksum = 0;
+
+	/* Enable the host interface */
+	ret_val = e1000_mng_enable_host_if(hw);
+	if (ret_val)
+		return ret_val;
+
+	/* Populate the host interface with the contents of "buffer". */
+	ret_val = e1000_mng_host_if_write(hw, buffer, length,
+					  sizeof(hdr), &(hdr.checksum));
+	if (ret_val)
+		return ret_val;
+
+	/* Write the manageability command header */
+	ret_val = e1000_mng_write_cmd_header(hw, &hdr);
+	if (ret_val)
+		return ret_val;
+
+	/* Tell the ARC a new command is pending. */
+	hicr = er32(HICR);
+	ew32(HICR, hicr | E1000_HICR_C);
+
+	return 0;
+}
+
+/**
+ *  e1000e_enable_mng_pass_thru - Check if management passthrough is needed
+ *  @hw: pointer to the HW structure
+ *
+ *  Verifies the hardware needs to leave interface enabled so that frames can
+ *  be directed to and from the management interface.
+ **/
+bool e1000e_enable_mng_pass_thru(struct e1000_hw *hw)
+{
+	u32 manc;
+	u32 fwsm, factps;
+	bool ret_val = false;
+
+	manc = er32(MANC);
+
+	if (!(manc & E1000_MANC_RCV_TCO_EN))
+		goto out;
+
+	if (hw->mac.has_fwsm) {
+		fwsm = er32(FWSM);
+		factps = er32(FACTPS);
+
+		if (!(factps & E1000_FACTPS_MNGCG) &&
+		    ((fwsm & E1000_FWSM_MODE_MASK) ==
+		     (e1000_mng_mode_pt << E1000_FWSM_MODE_SHIFT))) {
+			ret_val = true;
+			goto out;
+		}
+	} else if ((hw->mac.type == e1000_82574) ||
+		   (hw->mac.type == e1000_82583)) {
+		u16 data;
+
+		factps = er32(FACTPS);
+		e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data);
+
+		if (!(factps & E1000_FACTPS_MNGCG) &&
+		    ((data & E1000_NVM_INIT_CTRL2_MNGM) ==
+		     (e1000_mng_mode_pt << 13))) {
+			ret_val = true;
+			goto out;
+		}
+	} else if ((manc & E1000_MANC_SMBUS_EN) &&
+		   !(manc & E1000_MANC_ASF_EN)) {
+		ret_val = true;
+		goto out;
+	}
+
+out:
+	return ret_val;
+}
diff --git a/drivers/net/ethernet/intel/e1000e/nvm.c b/drivers/net/ethernet/intel/e1000e/nvm.c
new file mode 100644
index 0000000..dbdaa00
--- /dev/null
+++ b/drivers/net/ethernet/intel/e1000e/nvm.c
@@ -0,0 +1,647 @@
+/*******************************************************************************
+
+  Intel PRO/1000 Linux driver
+  Copyright(c) 1999 - 2011 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Contact Information:
+  Linux NICS <linux.nics@intel.com>
+  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+#include "e1000.h"
+
+/**
+ *  e1000_raise_eec_clk - Raise EEPROM clock
+ *  @hw: pointer to the HW structure
+ *  @eecd: pointer to the EEPROM
+ *
+ *  Enable/Raise the EEPROM clock bit.
+ **/
+static void e1000_raise_eec_clk(struct e1000_hw *hw, u32 *eecd)
+{
+	*eecd = *eecd | E1000_EECD_SK;
+	ew32(EECD, *eecd);
+	e1e_flush();
+	udelay(hw->nvm.delay_usec);
+}
+
+/**
+ *  e1000_lower_eec_clk - Lower EEPROM clock
+ *  @hw: pointer to the HW structure
+ *  @eecd: pointer to the EEPROM
+ *
+ *  Clear/Lower the EEPROM clock bit.
+ **/
+static void e1000_lower_eec_clk(struct e1000_hw *hw, u32 *eecd)
+{
+	*eecd = *eecd & ~E1000_EECD_SK;
+	ew32(EECD, *eecd);
+	e1e_flush();
+	udelay(hw->nvm.delay_usec);
+}
+
+/**
+ *  e1000_shift_out_eec_bits - Shift data bits our to the EEPROM
+ *  @hw: pointer to the HW structure
+ *  @data: data to send to the EEPROM
+ *  @count: number of bits to shift out
+ *
+ *  We need to shift 'count' bits out to the EEPROM.  So, the value in the
+ *  "data" parameter will be shifted out to the EEPROM one bit at a time.
+ *  In order to do this, "data" must be broken down into bits.
+ **/
+static void e1000_shift_out_eec_bits(struct e1000_hw *hw, u16 data, u16 count)
+{
+	struct e1000_nvm_info *nvm = &hw->nvm;
+	u32 eecd = er32(EECD);
+	u32 mask;
+
+	mask = 0x01 << (count - 1);
+	if (nvm->type == e1000_nvm_eeprom_spi)
+		eecd |= E1000_EECD_DO;
+
+	do {
+		eecd &= ~E1000_EECD_DI;
+
+		if (data & mask)
+			eecd |= E1000_EECD_DI;
+
+		ew32(EECD, eecd);
+		e1e_flush();
+
+		udelay(nvm->delay_usec);
+
+		e1000_raise_eec_clk(hw, &eecd);
+		e1000_lower_eec_clk(hw, &eecd);
+
+		mask >>= 1;
+	} while (mask);
+
+	eecd &= ~E1000_EECD_DI;
+	ew32(EECD, eecd);
+}
+
+/**
+ *  e1000_shift_in_eec_bits - Shift data bits in from the EEPROM
+ *  @hw: pointer to the HW structure
+ *  @count: number of bits to shift in
+ *
+ *  In order to read a register from the EEPROM, we need to shift 'count' bits
+ *  in from the EEPROM.  Bits are "shifted in" by raising the clock input to
+ *  the EEPROM (setting the SK bit), and then reading the value of the data out
+ *  "DO" bit.  During this "shifting in" process the data in "DI" bit should
+ *  always be clear.
+ **/
+static u16 e1000_shift_in_eec_bits(struct e1000_hw *hw, u16 count)
+{
+	u32 eecd;
+	u32 i;
+	u16 data;
+
+	eecd = er32(EECD);
+
+	eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
+	data = 0;
+
+	for (i = 0; i < count; i++) {
+		data <<= 1;
+		e1000_raise_eec_clk(hw, &eecd);
+
+		eecd = er32(EECD);
+
+		eecd &= ~E1000_EECD_DI;
+		if (eecd & E1000_EECD_DO)
+			data |= 1;
+
+		e1000_lower_eec_clk(hw, &eecd);
+	}
+
+	return data;
+}
+
+/**
+ *  e1000e_poll_eerd_eewr_done - Poll for EEPROM read/write completion
+ *  @hw: pointer to the HW structure
+ *  @ee_reg: EEPROM flag for polling
+ *
+ *  Polls the EEPROM status bit for either read or write completion based
+ *  upon the value of 'ee_reg'.
+ **/
+s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg)
+{
+	u32 attempts = 100000;
+	u32 i, reg = 0;
+
+	for (i = 0; i < attempts; i++) {
+		if (ee_reg == E1000_NVM_POLL_READ)
+			reg = er32(EERD);
+		else
+			reg = er32(EEWR);
+
+		if (reg & E1000_NVM_RW_REG_DONE)
+			return 0;
+
+		udelay(5);
+	}
+
+	return -E1000_ERR_NVM;
+}
+
+/**
+ *  e1000e_acquire_nvm - Generic request for access to EEPROM
+ *  @hw: pointer to the HW structure
+ *
+ *  Set the EEPROM access request bit and wait for EEPROM access grant bit.
+ *  Return successful if access grant bit set, else clear the request for
+ *  EEPROM access and return -E1000_ERR_NVM (-1).
+ **/
+s32 e1000e_acquire_nvm(struct e1000_hw *hw)
+{
+	u32 eecd = er32(EECD);
+	s32 timeout = E1000_NVM_GRANT_ATTEMPTS;
+
+	ew32(EECD, eecd | E1000_EECD_REQ);
+	eecd = er32(EECD);
+
+	while (timeout) {
+		if (eecd & E1000_EECD_GNT)
+			break;
+		udelay(5);
+		eecd = er32(EECD);
+		timeout--;
+	}
+
+	if (!timeout) {
+		eecd &= ~E1000_EECD_REQ;
+		ew32(EECD, eecd);
+		e_dbg("Could not acquire NVM grant\n");
+		return -E1000_ERR_NVM;
+	}
+
+	return 0;
+}
+
+/**
+ *  e1000_standby_nvm - Return EEPROM to standby state
+ *  @hw: pointer to the HW structure
+ *
+ *  Return the EEPROM to a standby state.
+ **/
+static void e1000_standby_nvm(struct e1000_hw *hw)
+{
+	struct e1000_nvm_info *nvm = &hw->nvm;
+	u32 eecd = er32(EECD);
+
+	if (nvm->type == e1000_nvm_eeprom_spi) {
+		/* Toggle CS to flush commands */
+		eecd |= E1000_EECD_CS;
+		ew32(EECD, eecd);
+		e1e_flush();
+		udelay(nvm->delay_usec);
+		eecd &= ~E1000_EECD_CS;
+		ew32(EECD, eecd);
+		e1e_flush();
+		udelay(nvm->delay_usec);
+	}
+}
+
+/**
+ *  e1000_stop_nvm - Terminate EEPROM command
+ *  @hw: pointer to the HW structure
+ *
+ *  Terminates the current command by inverting the EEPROM's chip select pin.
+ **/
+static void e1000_stop_nvm(struct e1000_hw *hw)
+{
+	u32 eecd;
+
+	eecd = er32(EECD);
+	if (hw->nvm.type == e1000_nvm_eeprom_spi) {
+		/* Pull CS high */
+		eecd |= E1000_EECD_CS;
+		e1000_lower_eec_clk(hw, &eecd);
+	}
+}
+
+/**
+ *  e1000e_release_nvm - Release exclusive access to EEPROM
+ *  @hw: pointer to the HW structure
+ *
+ *  Stop any current commands to the EEPROM and clear the EEPROM request bit.
+ **/
+void e1000e_release_nvm(struct e1000_hw *hw)
+{
+	u32 eecd;
+
+	e1000_stop_nvm(hw);
+
+	eecd = er32(EECD);
+	eecd &= ~E1000_EECD_REQ;
+	ew32(EECD, eecd);
+}
+
+/**
+ *  e1000_ready_nvm_eeprom - Prepares EEPROM for read/write
+ *  @hw: pointer to the HW structure
+ *
+ *  Setups the EEPROM for reading and writing.
+ **/
+static s32 e1000_ready_nvm_eeprom(struct e1000_hw *hw)
+{
+	struct e1000_nvm_info *nvm = &hw->nvm;
+	u32 eecd = er32(EECD);
+	u8 spi_stat_reg;
+
+	if (nvm->type == e1000_nvm_eeprom_spi) {
+		u16 timeout = NVM_MAX_RETRY_SPI;
+
+		/* Clear SK and CS */
+		eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
+		ew32(EECD, eecd);
+		e1e_flush();
+		udelay(1);
+
+		/*
+		 * Read "Status Register" repeatedly until the LSB is cleared.
+		 * The EEPROM will signal that the command has been completed
+		 * by clearing bit 0 of the internal status register.  If it's
+		 * not cleared within 'timeout', then error out.
+		 */
+		while (timeout) {
+			e1000_shift_out_eec_bits(hw, NVM_RDSR_OPCODE_SPI,
+						 hw->nvm.opcode_bits);
+			spi_stat_reg = (u8)e1000_shift_in_eec_bits(hw, 8);
+			if (!(spi_stat_reg & NVM_STATUS_RDY_SPI))
+				break;
+
+			udelay(5);
+			e1000_standby_nvm(hw);
+			timeout--;
+		}
+
+		if (!timeout) {
+			e_dbg("SPI NVM Status error\n");
+			return -E1000_ERR_NVM;
+		}
+	}
+
+	return 0;
+}
+
+/**
+ *  e1000e_read_nvm_eerd - Reads EEPROM using EERD register
+ *  @hw: pointer to the HW structure
+ *  @offset: offset of word in the EEPROM to read
+ *  @words: number of words to read
+ *  @data: word read from the EEPROM
+ *
+ *  Reads a 16 bit word from the EEPROM using the EERD register.
+ **/
+s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
+{
+	struct e1000_nvm_info *nvm = &hw->nvm;
+	u32 i, eerd = 0;
+	s32 ret_val = 0;
+
+	/*
+	 * A check for invalid values:  offset too large, too many words,
+	 * too many words for the offset, and not enough words.
+	 */
+	if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
+	    (words == 0)) {
+		e_dbg("nvm parameter(s) out of bounds\n");
+		return -E1000_ERR_NVM;
+	}
+
+	for (i = 0; i < words; i++) {
+		eerd = ((offset + i) << E1000_NVM_RW_ADDR_SHIFT) +
+		    E1000_NVM_RW_REG_START;
+
+		ew32(EERD, eerd);
+		ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_READ);
+		if (ret_val)
+			break;
+
+		data[i] = (er32(EERD) >> E1000_NVM_RW_REG_DATA);
+	}
+
+	return ret_val;
+}
+
+/**
+ *  e1000e_write_nvm_spi - Write to EEPROM using SPI
+ *  @hw: pointer to the HW structure
+ *  @offset: offset within the EEPROM to be written to
+ *  @words: number of words to write
+ *  @data: 16 bit word(s) to be written to the EEPROM
+ *
+ *  Writes data to EEPROM at offset using SPI interface.
+ *
+ *  If e1000e_update_nvm_checksum is not called after this function , the
+ *  EEPROM will most likely contain an invalid checksum.
+ **/
+s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
+{
+	struct e1000_nvm_info *nvm = &hw->nvm;
+	s32 ret_val;
+	u16 widx = 0;
+
+	/*
+	 * A check for invalid values:  offset too large, too many words,
+	 * and not enough words.
+	 */
+	if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
+	    (words == 0)) {
+		e_dbg("nvm parameter(s) out of bounds\n");
+		return -E1000_ERR_NVM;
+	}
+
+	ret_val = nvm->ops.acquire(hw);
+	if (ret_val)
+		return ret_val;
+
+	while (widx < words) {
+		u8 write_opcode = NVM_WRITE_OPCODE_SPI;
+
+		ret_val = e1000_ready_nvm_eeprom(hw);
+		if (ret_val) {
+			nvm->ops.release(hw);
+			return ret_val;
+		}
+
+		e1000_standby_nvm(hw);
+
+		/* Send the WRITE ENABLE command (8 bit opcode) */
+		e1000_shift_out_eec_bits(hw, NVM_WREN_OPCODE_SPI,
+					 nvm->opcode_bits);
+
+		e1000_standby_nvm(hw);
+
+		/*
+		 * Some SPI eeproms use the 8th address bit embedded in the
+		 * opcode
+		 */
+		if ((nvm->address_bits == 8) && (offset >= 128))
+			write_opcode |= NVM_A8_OPCODE_SPI;
+
+		/* Send the Write command (8-bit opcode + addr) */
+		e1000_shift_out_eec_bits(hw, write_opcode, nvm->opcode_bits);
+		e1000_shift_out_eec_bits(hw, (u16)((offset + widx) * 2),
+					 nvm->address_bits);
+
+		/* Loop to allow for up to whole page write of eeprom */
+		while (widx < words) {
+			u16 word_out = data[widx];
+			word_out = (word_out >> 8) | (word_out << 8);
+			e1000_shift_out_eec_bits(hw, word_out, 16);
+			widx++;
+
+			if ((((offset + widx) * 2) % nvm->page_size) == 0) {
+				e1000_standby_nvm(hw);
+				break;
+			}
+		}
+	}
+
+	usleep_range(10000, 20000);
+	nvm->ops.release(hw);
+	return 0;
+}
+
+/**
+ *  e1000_read_pba_string_generic - Read device part number
+ *  @hw: pointer to the HW structure
+ *  @pba_num: pointer to device part number
+ *  @pba_num_size: size of part number buffer
+ *
+ *  Reads the product board assembly (PBA) number from the EEPROM and stores
+ *  the value in pba_num.
+ **/
+s32 e1000_read_pba_string_generic(struct e1000_hw *hw, u8 *pba_num,
+				  u32 pba_num_size)
+{
+	s32 ret_val;
+	u16 nvm_data;
+	u16 pba_ptr;
+	u16 offset;
+	u16 length;
+
+	if (pba_num == NULL) {
+		e_dbg("PBA string buffer was null\n");
+		ret_val = E1000_ERR_INVALID_ARGUMENT;
+		goto out;
+	}
+
+	ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_0, 1, &nvm_data);
+	if (ret_val) {
+		e_dbg("NVM Read Error\n");
+		goto out;
+	}
+
+	ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_1, 1, &pba_ptr);
+	if (ret_val) {
+		e_dbg("NVM Read Error\n");
+		goto out;
+	}
+
+	/*
+	 * if nvm_data is not ptr guard the PBA must be in legacy format which
+	 * means pba_ptr is actually our second data word for the PBA number
+	 * and we can decode it into an ascii string
+	 */
+	if (nvm_data != NVM_PBA_PTR_GUARD) {
+		e_dbg("NVM PBA number is not stored as string\n");
+
+		/* we will need 11 characters to store the PBA */
+		if (pba_num_size < 11) {
+			e_dbg("PBA string buffer too small\n");
+			return E1000_ERR_NO_SPACE;
+		}
+
+		/* extract hex string from data and pba_ptr */
+		pba_num[0] = (nvm_data >> 12) & 0xF;
+		pba_num[1] = (nvm_data >> 8) & 0xF;
+		pba_num[2] = (nvm_data >> 4) & 0xF;
+		pba_num[3] = nvm_data & 0xF;
+		pba_num[4] = (pba_ptr >> 12) & 0xF;
+		pba_num[5] = (pba_ptr >> 8) & 0xF;
+		pba_num[6] = '-';
+		pba_num[7] = 0;
+		pba_num[8] = (pba_ptr >> 4) & 0xF;
+		pba_num[9] = pba_ptr & 0xF;
+
+		/* put a null character on the end of our string */
+		pba_num[10] = '\0';
+
+		/* switch all the data but the '-' to hex char */
+		for (offset = 0; offset < 10; offset++) {
+			if (pba_num[offset] < 0xA)
+				pba_num[offset] += '0';
+			else if (pba_num[offset] < 0x10)
+				pba_num[offset] += 'A' - 0xA;
+		}
+
+		goto out;
+	}
+
+	ret_val = e1000_read_nvm(hw, pba_ptr, 1, &length);
+	if (ret_val) {
+		e_dbg("NVM Read Error\n");
+		goto out;
+	}
+
+	if (length == 0xFFFF || length == 0) {
+		e_dbg("NVM PBA number section invalid length\n");
+		ret_val = E1000_ERR_NVM_PBA_SECTION;
+		goto out;
+	}
+	/* check if pba_num buffer is big enough */
+	if (pba_num_size < (((u32)length * 2) - 1)) {
+		e_dbg("PBA string buffer too small\n");
+		ret_val = E1000_ERR_NO_SPACE;
+		goto out;
+	}
+
+	/* trim pba length from start of string */
+	pba_ptr++;
+	length--;
+
+	for (offset = 0; offset < length; offset++) {
+		ret_val = e1000_read_nvm(hw, pba_ptr + offset, 1, &nvm_data);
+		if (ret_val) {
+			e_dbg("NVM Read Error\n");
+			goto out;
+		}
+		pba_num[offset * 2] = (u8)(nvm_data >> 8);
+		pba_num[(offset * 2) + 1] = (u8)(nvm_data & 0xFF);
+	}
+	pba_num[offset * 2] = '\0';
+
+out:
+	return ret_val;
+}
+
+/**
+ *  e1000_read_mac_addr_generic - Read device MAC address
+ *  @hw: pointer to the HW structure
+ *
+ *  Reads the device MAC address from the EEPROM and stores the value.
+ *  Since devices with two ports use the same EEPROM, we increment the
+ *  last bit in the MAC address for the second port.
+ **/
+s32 e1000_read_mac_addr_generic(struct e1000_hw *hw)
+{
+	u32 rar_high;
+	u32 rar_low;
+	u16 i;
+
+	rar_high = er32(RAH(0));
+	rar_low = er32(RAL(0));
+
+	for (i = 0; i < E1000_RAL_MAC_ADDR_LEN; i++)
+		hw->mac.perm_addr[i] = (u8)(rar_low >> (i * 8));
+
+	for (i = 0; i < E1000_RAH_MAC_ADDR_LEN; i++)
+		hw->mac.perm_addr[i + 4] = (u8)(rar_high >> (i * 8));
+
+	for (i = 0; i < ETH_ALEN; i++)
+		hw->mac.addr[i] = hw->mac.perm_addr[i];
+
+	return 0;
+}
+
+/**
+ *  e1000e_validate_nvm_checksum_generic - Validate EEPROM checksum
+ *  @hw: pointer to the HW structure
+ *
+ *  Calculates the EEPROM checksum by reading/adding each word of the EEPROM
+ *  and then verifies that the sum of the EEPROM is equal to 0xBABA.
+ **/
+s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw)
+{
+	s32 ret_val;
+	u16 checksum = 0;
+	u16 i, nvm_data;
+
+	for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
+		ret_val = e1000_read_nvm(hw, i, 1, &nvm_data);
+		if (ret_val) {
+			e_dbg("NVM Read Error\n");
+			return ret_val;
+		}
+		checksum += nvm_data;
+	}
+
+	if (checksum != (u16)NVM_SUM) {
+		e_dbg("NVM Checksum Invalid\n");
+		return -E1000_ERR_NVM;
+	}
+
+	return 0;
+}
+
+/**
+ *  e1000e_update_nvm_checksum_generic - Update EEPROM checksum
+ *  @hw: pointer to the HW structure
+ *
+ *  Updates the EEPROM checksum by reading/adding each word of the EEPROM
+ *  up to the checksum.  Then calculates the EEPROM checksum and writes the
+ *  value to the EEPROM.
+ **/
+s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw)
+{
+	s32 ret_val;
+	u16 checksum = 0;
+	u16 i, nvm_data;
+
+	for (i = 0; i < NVM_CHECKSUM_REG; i++) {
+		ret_val = e1000_read_nvm(hw, i, 1, &nvm_data);
+		if (ret_val) {
+			e_dbg("NVM Read Error while updating checksum.\n");
+			return ret_val;
+		}
+		checksum += nvm_data;
+	}
+	checksum = (u16)NVM_SUM - checksum;
+	ret_val = e1000_write_nvm(hw, NVM_CHECKSUM_REG, 1, &checksum);
+	if (ret_val)
+		e_dbg("NVM Write Error while updating checksum.\n");
+
+	return ret_val;
+}
+
+/**
+ *  e1000e_reload_nvm - Reloads EEPROM
+ *  @hw: pointer to the HW structure
+ *
+ *  Reloads the EEPROM by setting the "Reinitialize from EEPROM" bit in the
+ *  extended control register.
+ **/
+void e1000e_reload_nvm(struct e1000_hw *hw)
+{
+	u32 ctrl_ext;
+
+	udelay(10);
+	ctrl_ext = er32(CTRL_EXT);
+	ctrl_ext |= E1000_CTRL_EXT_EE_RST;
+	ew32(CTRL_EXT, ctrl_ext);
+	e1e_flush();
+}
