/*
* Set the MAC address for an XG port
* Note that the passed-in value must already be in network byte order.
*/
int netxen_niu_xg_macaddr_set(struct netxen_adapter *adapter,
netxen_ethernet_macaddr_t addr)
{
int phy = adapter->physical_port;
u8 temp[4];
u32 val;
if ((phy < 0) || (phy > NETXEN_NIU_MAX_XG_PORTS))
return -EIO;
temp[0] = temp[1] = 0;
switch (phy) {
case 0:
memcpy(temp + 2, addr, 2);
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_1,
&val, 4))
return -EIO;
memcpy(&temp, ((u8 *) addr) + 2, sizeof(__le32));
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_HI,
&val, 4))
return -EIO;
break;
case 1:
memcpy(temp + 2, addr, 2);
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XG1_STATION_ADDR_0_1,
&val, 4))
return -EIO;
memcpy(&temp, ((u8 *) addr) + 2, sizeof(__le32));
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XG1_STATION_ADDR_0_HI,
&val, 4))
return -EIO;
break;
default:
printk(KERN_ERR "Unknown port %d\n", phy);
break;
}
return 0;
}
/*
* Set the station MAC address.
* Note that the passed-in value must already be in network byte order.
*/
int netxen_niu_macaddr_set(struct netxen_port *port,
netxen_ethernet_macaddr_t addr)
{
u8 temp[4];
u32 val;
struct netxen_adapter *adapter = port->adapter;
int phy = port->portnum;
unsigned char mac_addr[6];
int i;
for (i = 0; i < 10; i++) {
temp[0] = temp[1] = 0;
memcpy(temp + 2, addr, 2);
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx
(adapter, NETXEN_NIU_GB_STATION_ADDR_1(phy), &val, 4))
return -EIO;
memcpy(temp, ((u8 *) addr) + 2, sizeof(__le32));
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx
(adapter, NETXEN_NIU_GB_STATION_ADDR_0(phy), &val, 4))
return -2;
netxen_niu_macaddr_get(adapter, phy,
(netxen_ethernet_macaddr_t *) mac_addr);
if (memcmp(mac_addr, addr, 6) == 0)
break;
}
if (i == 10) {
printk(KERN_ERR "%s: cannot set Mac addr for %s\n",
netxen_nic_driver_name, port->netdev->name);
printk(KERN_ERR "MAC address set: "
"%02x:%02x:%02x:%02x:%02x:%02x.\n",
addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
printk(KERN_ERR "MAC address get: "
"%02x:%02x:%02x:%02x:%02x:%02x.\n",
mac_addr[0],
mac_addr[1],
mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5]);
}
return 0;
}
/* Set promiscuous mode for a GbE interface */
int netxen_niu_set_promiscuous_mode(struct netxen_adapter *adapter,
netxen_niu_prom_mode_t mode)
{
__u32 reg;
u32 port = adapter->physical_port;
if (port > NETXEN_NIU_MAX_GBE_PORTS)
return -EINVAL;
/* save previous contents */
if (netxen_nic_hw_read_wx(adapter, NETXEN_NIU_GB_DROP_WRONGADDR,
®, 4))
return -EIO;
if (mode == NETXEN_NIU_PROMISC_MODE) {
switch (port) {
case 0:
netxen_clear_gb_drop_gb0(reg);
break;
case 1:
netxen_clear_gb_drop_gb1(reg);
break;
case 2:
netxen_clear_gb_drop_gb2(reg);
break;
case 3:
netxen_clear_gb_drop_gb3(reg);
break;
default:
return -EIO;
}
} else {
switch (port) {
case 0:
netxen_set_gb_drop_gb0(reg);
break;
case 1:
netxen_set_gb_drop_gb1(reg);
break;
case 2:
netxen_set_gb_drop_gb2(reg);
break;
case 3:
netxen_set_gb_drop_gb3(reg);
break;
default:
return -EIO;
}
}
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_DROP_WRONGADDR,
®, 4))
return -EIO;
return 0;
}
/*
* Set the station MAC address.
* Note that the passed-in value must already be in network byte order.
*/
int netxen_niu_macaddr_set(struct netxen_adapter *adapter,
netxen_ethernet_macaddr_t addr)
{
u8 temp[4];
u32 val;
int phy = adapter->physical_port;
unsigned char mac_addr[6];
int i;
DECLARE_MAC_BUF(mac);
for (i = 0; i < 10; i++) {
temp[0] = temp[1] = 0;
memcpy(temp + 2, addr, 2);
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx
(adapter, NETXEN_NIU_GB_STATION_ADDR_1(phy), &val, 4))
return -EIO;
memcpy(temp, ((u8 *) addr) + 2, sizeof(__le32));
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx
(adapter, NETXEN_NIU_GB_STATION_ADDR_0(phy), &val, 4))
return -2;
netxen_niu_macaddr_get(adapter,
(netxen_ethernet_macaddr_t *) mac_addr);
if (memcmp(mac_addr, addr, 6) == 0)
break;
}
if (i == 10) {
printk(KERN_ERR "%s: cannot set Mac addr for %s\n",
netxen_nic_driver_name, adapter->netdev->name);
printk(KERN_ERR "MAC address set: %s.\n",
print_mac(mac, addr));
printk(KERN_ERR "MAC address get: %s.\n",
print_mac(mac, mac_addr));
}
return 0;
}
/*
* Set the MAC address for an XG port
* Note that the passed-in value must already be in network byte order.
*/
int netxen_niu_xg_macaddr_set(struct netxen_port *port,
netxen_ethernet_macaddr_t addr)
{
u8 temp[4];
u32 val;
struct netxen_adapter *adapter = port->adapter;
temp[0] = temp[1] = 0;
memcpy(temp + 2, addr, 2);
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_1,
&val, 4))
return -EIO;
memcpy(&temp, ((u8 *) addr) + 2, sizeof(__le32));
val = le32_to_cpu(*(__le32 *)temp);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_HI,
&val, 4))
return -EIO;
return 0;
}
/* Disable an XG interface */
int netxen_niu_disable_xg_port(struct netxen_adapter *adapter, int port)
{
__u32 mac_cfg;
if (port != 0)
return -EINVAL;
mac_cfg = 0;
netxen_xg_soft_reset(mac_cfg);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_CONFIG_0,
&mac_cfg, 4))
return -EIO;
return 0;
}
/* Disable a GbE interface */
int netxen_niu_disable_gbe_port(struct netxen_adapter *adapter, int port)
{
__u32 mac_cfg0;
if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
return -EINVAL;
mac_cfg0 = 0;
netxen_gb_soft_reset(mac_cfg0);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
&mac_cfg0, 4))
return -EIO;
return 0;
}
/* Disable an XG interface */
int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
{
__u32 mac_cfg;
u32 port = adapter->physical_port;
if (port > NETXEN_NIU_MAX_XG_PORTS)
return -EINVAL;
mac_cfg = 0;
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), &mac_cfg, 4))
return -EIO;
return 0;
}
/*
* netxen_niu_gbe_phy_read - read a register from the GbE PHY via
* mii management interface.
*
* Note: The MII management interface goes through port 0.
* Individual phys are addressed as follows:
* @param phy [15:8] phy id
* @param reg [7:0] register number
*
* @returns 0 on success
* -1 on error
*
*/
int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long phy,
long reg, __u32 * readval)
{
long timeout = 0;
long result = 0;
long restore = 0;
__u32 address;
__u32 command;
__u32 status;
__u32 mac_cfg0;
if (phy_lock(adapter) != 0) {
return -1;
}
/*
* MII mgmt all goes through port 0 MAC interface,
* so it cannot be in reset
*/
if (netxen_nic_hw_read_wx(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(0),
&mac_cfg0, 4))
return -EIO;
if (netxen_gb_get_soft_reset(mac_cfg0)) {
__u32 temp;
temp = 0;
netxen_gb_tx_reset_pb(temp);
netxen_gb_rx_reset_pb(temp);
netxen_gb_tx_reset_mac(temp);
netxen_gb_rx_reset_mac(temp);
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_GB_MAC_CONFIG_0(0),
&temp, 4))
return -EIO;
restore = 1;
}
address = 0;
netxen_gb_mii_mgmt_reg_addr(address, reg);
netxen_gb_mii_mgmt_phy_addr(address, phy);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_ADDR(0),
&address, 4))
return -EIO;
command = 0; /* turn off any prior activity */
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
&command, 4))
return -EIO;
/* send read command */
netxen_gb_mii_mgmt_set_read_cycle(command);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
&command, 4))
return -EIO;
status = 0;
do {
if (netxen_nic_hw_read_wx(adapter,
NETXEN_NIU_GB_MII_MGMT_INDICATE(0),
&status, 4))
return -EIO;
timeout++;
} while ((netxen_get_gb_mii_mgmt_busy(status)
|| netxen_get_gb_mii_mgmt_notvalid(status))
&& (timeout++ < NETXEN_NIU_PHY_WAITMAX));
if (timeout < NETXEN_NIU_PHY_WAITMAX) {
if (netxen_nic_hw_read_wx(adapter,
NETXEN_NIU_GB_MII_MGMT_STATUS(0),
readval, 4))
return -EIO;
result = 0;
} else
result = -1;
if (restore)
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_GB_MAC_CONFIG_0(0),
&mac_cfg0, 4))
return -EIO;
phy_unlock(adapter);
return result;
}
/* Enable a GbE interface */
int netxen_niu_enable_gbe_port(struct netxen_adapter *adapter,
int port, netxen_niu_gbe_ifmode_t mode)
{
__u32 mac_cfg0;
__u32 mac_cfg1;
__u32 mii_cfg;
if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
return -EINVAL;
mac_cfg0 = 0;
netxen_gb_soft_reset(mac_cfg0);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
&mac_cfg0, 4))
return -EIO;
mac_cfg0 = 0;
netxen_gb_enable_tx(mac_cfg0);
netxen_gb_enable_rx(mac_cfg0);
netxen_gb_unset_rx_flowctl(mac_cfg0);
netxen_gb_tx_reset_pb(mac_cfg0);
netxen_gb_rx_reset_pb(mac_cfg0);
netxen_gb_tx_reset_mac(mac_cfg0);
netxen_gb_rx_reset_mac(mac_cfg0);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
&mac_cfg0, 4))
return -EIO;
mac_cfg1 = 0;
netxen_gb_set_preamblelen(mac_cfg1, 0xf);
netxen_gb_set_duplex(mac_cfg1);
netxen_gb_set_crc_enable(mac_cfg1);
netxen_gb_set_padshort(mac_cfg1);
netxen_gb_set_checklength(mac_cfg1);
netxen_gb_set_hugeframes(mac_cfg1);
if (mode == NETXEN_NIU_10_100_MB) {
netxen_gb_set_intfmode(mac_cfg1, 1);
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_GB_MAC_CONFIG_1(port),
&mac_cfg1, 4))
return -EIO;
/* set mii mode */
netxen_crb_writelit_adapter(adapter, NETXEN_NIU_GB0_GMII_MODE +
(port << 3), 0);
netxen_crb_writelit_adapter(adapter, NETXEN_NIU_GB0_MII_MODE +
(port << 3), 1);
} else if (mode == NETXEN_NIU_1000_MB) {
netxen_gb_set_intfmode(mac_cfg1, 2);
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_GB_MAC_CONFIG_1(port),
&mac_cfg1, 4))
return -EIO;
/* set gmii mode */
netxen_crb_writelit_adapter(adapter, NETXEN_NIU_GB0_MII_MODE +
(port << 3), 0);
netxen_crb_writelit_adapter(adapter, NETXEN_NIU_GB0_GMII_MODE +
(port << 3), 1);
}
mii_cfg = 0;
netxen_gb_set_mii_mgmt_clockselect(mii_cfg, 7);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_CONFIG(port),
&mii_cfg, 4))
return -EIO;
mac_cfg0 = 0;
netxen_gb_enable_tx(mac_cfg0);
netxen_gb_enable_rx(mac_cfg0);
netxen_gb_unset_rx_flowctl(mac_cfg0);
netxen_gb_unset_tx_flowctl(mac_cfg0);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
&mac_cfg0, 4))
return -EIO;
return 0;
}
/*
* netxen_niu_gbe_phy_write - write a register to the GbE PHY via
* mii management interface.
*
* Note: The MII management interface goes through port 0.
* Individual phys are addressed as follows:
* @param phy [15:8] phy id
* @param reg [7:0] register number
*
* @returns 0 on success
* -1 on error
*
*/
int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter,
long phy, long reg, __u32 val)
{
long timeout = 0;
long result = 0;
long restore = 0;
__u32 address;
__u32 command;
__u32 status;
__u32 mac_cfg0;
/*
* MII mgmt all goes through port 0 MAC interface, so it
* cannot be in reset
*/
if (netxen_nic_hw_read_wx(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(0),
&mac_cfg0, 4))
return -EIO;
if (netxen_gb_get_soft_reset(mac_cfg0)) {
__u32 temp;
temp = 0;
netxen_gb_tx_reset_pb(temp);
netxen_gb_rx_reset_pb(temp);
netxen_gb_tx_reset_mac(temp);
netxen_gb_rx_reset_mac(temp);
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_GB_MAC_CONFIG_0(0),
&temp, 4))
return -EIO;
restore = 1;
}
command = 0; /* turn off any prior activity */
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
&command, 4))
return -EIO;
address = 0;
netxen_gb_mii_mgmt_reg_addr(address, reg);
netxen_gb_mii_mgmt_phy_addr(address, phy);
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_ADDR(0),
&address, 4))
return -EIO;
if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_GB_MII_MGMT_CTRL(0),
&val, 4))
return -EIO;
status = 0;
do {
if (netxen_nic_hw_read_wx(adapter,
NETXEN_NIU_GB_MII_MGMT_INDICATE(0),
&status, 4))
return -EIO;
timeout++;
} while ((netxen_get_gb_mii_mgmt_busy(status))
&& (timeout++ < NETXEN_NIU_PHY_WAITMAX));
if (timeout < NETXEN_NIU_PHY_WAITMAX)
result = 0;
else
result = -EIO;
/* restore the state of port 0 MAC in case we tampered with it */
if (restore)
if (netxen_nic_hw_write_wx(adapter,
NETXEN_NIU_GB_MAC_CONFIG_0(0),
&mac_cfg0, 4))
return -EIO;
return result;
}