u16 offset, nvm_alt_mac_addr_offset, nvm_data;
u8 alt_mac_addr[ETH_ALEN];
+ ret_val = e1000_read_nvm(hw, NVM_COMPAT, 1, &nvm_data);
+ if (ret_val)
+ goto out;
+
+ /* Check for LOM (vs. NIC) or one of two valid mezzanine cards */
+ if (!((nvm_data & NVM_COMPAT_LOM) ||
+ (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_DUAL) ||
+ (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD)))
+ goto out;
+
ret_val = e1000_read_nvm(hw, NVM_ALT_MAC_ADDR_PTR, 1,
&nvm_alt_mac_addr_offset);
if (ret_val) {
* different link partner.
*/
ret_val = e1000e_config_fc_after_link_up(hw);
- if (ret_val) {
+ if (ret_val)
e_dbg("Error configuring flow control\n");
- }
return ret_val;
}
ret_val = e1e_rphy(hw, PHY_AUTONEG_ADV, &mii_nway_adv_reg);
if (ret_val)
return ret_val;
- ret_val = e1e_rphy(hw, PHY_LP_ABILITY, &mii_nway_lp_ability_reg);
+ ret_val =
+ e1e_rphy(hw, PHY_LP_ABILITY, &mii_nway_lp_ability_reg);
if (ret_val)
return ret_val;
{
u32 ledctl;
- if (hw->mac.ops.setup_led != e1000e_setup_led_generic) {
+ if (hw->mac.ops.setup_led != e1000e_setup_led_generic)
return -E1000_ERR_CONFIG;
- }
if (hw->phy.media_type == e1000_media_type_fiber) {
ledctl = er32(LEDCTL);
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
out:
return ret_val;
}
-
-s32 e1000e_read_pba_num(struct e1000_hw *hw, u32 *pba_num)
-{
- s32 ret_val;
- u16 nvm_data;
-
- ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_0, 1, &nvm_data);
- if (ret_val) {
- e_dbg("NVM Read Error\n");
- return ret_val;
- }
- *pba_num = (u32)(nvm_data << 16);
-
- ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_1, 1, &nvm_data);
- if (ret_val) {
- e_dbg("NVM Read Error\n");
- return ret_val;
- }
- *pba_num |= nvm_data;
-
- return 0;
-}
projects / ~andy / linux / blobdiff