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Add old read_mac_addr routine to this module since

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a customer report of an Invalid MAC Address has occurred.
This commit is contained in:
Jack F Vogel 2009-12-14 19:05:16 +00:00
parent bf93bee5c5
commit 74dbc418c7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=200528
1 changed files with 42 additions and 0 deletions
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42
sys/dev/e1000/e1000_82543.c
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@ -75,6 +75,8 @@ static void e1000_shift_out_mdi_bits_82543(struct e1000_hw *hw, u32 data,
u16 count);
static bool e1000_tbi_compatibility_enabled_82543(struct e1000_hw *hw);
static void e1000_set_tbi_sbp_82543(struct e1000_hw *hw, bool state);
static s32 e1000_read_mac_addr_82543(struct e1000_hw *hw);
/**
* e1000_init_phy_params_82543 - Init PHY func ptrs.
@ -246,6 +248,8 @@ static s32 e1000_init_mac_params_82543(struct e1000_hw *hw)
mac->ops.clear_vfta = e1000_clear_vfta_generic;
/* setting MTA */
mac->ops.mta_set = e1000_mta_set_82543;
/* read mac address */
mac->ops.read_mac_addr = e1000_read_mac_addr_82543;
/* turn on/off LED */
mac->ops.led_on = e1000_led_on_82543;
mac->ops.led_off = e1000_led_off_82543;
@ -1600,3 +1604,41 @@ static void e1000_clear_hw_cntrs_82543(struct e1000_hw *hw)
E1000_READ_REG(hw, E1000_TSCTC);
E1000_READ_REG(hw, E1000_TSCTFC);
}
/**
* e1000_read_mac_addr_82543 - 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_82543(struct e1000_hw *hw)
{
s32 ret_val = E1000_SUCCESS;
u16 offset, nvm_data, i;
DEBUGFUNC("e1000_read_mac_addr");
for (i = 0; i < ETH_ADDR_LEN; i += 2) {
offset = i >> 1;
ret_val = hw->nvm.ops.read(hw, offset, 1, &nvm_data);
if (ret_val) {
DEBUGOUT("NVM Read Error\n");
goto out;
}
hw->mac.perm_addr[i] = (u8)(nvm_data & 0xFF);
hw->mac.perm_addr[i+1] = (u8)(nvm_data >> 8);
}
/* Flip last bit of mac address if we're on second port */
if (hw->bus.func == E1000_FUNC_1)
hw->mac.perm_addr[5] ^= 1;
for (i = 0; i < ETH_ADDR_LEN; i++)
hw->mac.addr[i] = hw->mac.perm_addr[i];
out:
return ret_val;
}