static void mii_setup(struct net_device *dev)
{
BcmEnet_devctrl *pDevCtrl = netdev_priv(dev);
MII_CONFIG eMiiConfig;
eMiiConfig = mii_autoconfigure(dev);
if (! (eMiiConfig & MII_AUTONEG)) {
printk(KERN_INFO CARDNAME ": Auto-negotiation timed-out\n");
}
if ((eMiiConfig & (MII_100MBIT | MII_FULLDUPLEX)) == (MII_100MBIT | MII_FULLDUPLEX)) {
printk(KERN_INFO CARDNAME ": 100 MB Full-Duplex (auto-neg)\n");
} else if (eMiiConfig & MII_100MBIT) {
printk(KERN_INFO CARDNAME ": 100 MB Half-Duplex (auto-neg)\n");
} else if (eMiiConfig & MII_FULLDUPLEX) {
printk(KERN_INFO CARDNAME ": 10 MB Full-Duplex (auto-neg)\n");
} else {
printk(KERN_INFO CARDNAME ": 10 MB Half-Duplex (assumed)\n");
}
#ifdef PHY_LOOPBACK
/* Enable PHY loopback */
mii_loopback(dev);
#endif
/* Check for FULL/HALF duplex */
if (eMiiConfig & MII_FULLDUPLEX) {
pDevCtrl->emac->txControl = EMAC_FD;
}
}
/* Auto-Configure this MII interface */
static MII_CONFIG * mii_autoconfigure(struct net_device *dev)
{
BcmEnet_devctrl *pDevCtrl = netdev_priv(dev);
int i;
int val;
MII_CONFIG * config = NULL;
TRACE(("mii_autoconfigure, PhyAddress=0x%x\n", pDevCtrl->EnetInfo.PhyAddress));
/* TODO set advertise register */
/* enable and restart autonegotiation */
val = mii_read(dev, pDevCtrl->EnetInfo.PhyAddress, MII_BMCR);
val |= (BMCR_ANRESTART | BMCR_ANENABLE);
mii_write(dev, pDevCtrl->EnetInfo.PhyAddress, MII_BMCR, val);
/* wait for it to finish */
for (i = 0; i < 400; i++) {
if (pDevCtrl->mii_pid != 0)
{
/* we are in thread, we can go into sleep.*/
msleep(10);
}else
{
mdelay(10);
}
val = mii_read(dev, pDevCtrl->EnetInfo.PhyAddress, MII_BMSR);
#if defined(CONFIG_BCM5325_SWITCH) && (CONFIG_BCM5325_SWITCH == 1)
if ((val & BMSR_ANEGCOMPLETE) || ((val & BMSR_LSTATUS) == 0)) {
#else
if (val & BMSR_ANEGCOMPLETE) {
#endif
break;
}
}
if(i == 400)
TRACE(("Auto-nego timedout!\n"));
else
TRACE(("Auto-nego completed, BMSR=0x%x\n", val));
config = mii_getconfig(dev);
if( (config != NULL) && (val & BMSR_ANEGCOMPLETE) )
{
config->auto_ne = 1;
}
return config;
}
/*
* restart auto-negotiation, config UMAC and RGMII block
*/
void mii_setup(struct net_device *dev)
{
BcmEnet_devctrl *pDevCtrl = netdev_priv(dev);
volatile uniMacRegs * umac = pDevCtrl->umac;
volatile rbufRegs * txrx_ctrl = pDevCtrl->txrx_ctrl;
MII_CONFIG * eMiiConfig = NULL;
eMiiConfig = mii_autoconfigure(dev);
if ( !eMiiConfig || !eMiiConfig->auto_ne) {
printk(KERN_WARNING " Auto-negotiation failed, forcing to default\n");
eMiiConfig = &g_mii_configs[3];
}
printk("%s: %s\n", eMiiConfig->name, eMiiConfig->auto_ne == 1 ? "Auto-Neg":"Forced");
/*
* program UMAC and RGMII block accordingly, if the PHY is
* not capable of in-band signaling.
*/
umac->cmd &= ~CMD_HD_EN;
if(pDevCtrl->EnetInfo.PhyType != BP_ENET_EXTERNAL_GPHY_IBS)
{
txrx_ctrl->rgmii_oob_ctrl &= ~OOB_DISABLE;
txrx_ctrl->rgmii_oob_ctrl |= RGMII_LINK;
/* pause control*/
if((eMiiConfig->pause & RX_PAUSE) == 0)
umac->cmd |= CMD_RX_PAUSE_IGNORE;
//umac->pause_ctrl |= PAUSE_CTRL_EN;
else if ((eMiiConfig->pause & TX_PAUSE) == 0)
umac->cmd |= CMD_TX_PAUSE_IGNORE;
//umac->pause_ctrl &= ~PAUSE_CTRL_EN;
/* duplex.*/
if(eMiiConfig->hcd == MII_BRCM_AUX_AN_HCD_10T ||
eMiiConfig->hcd == MII_BRCM_AUX_AN_HCD_100TX ||
eMiiConfig->hcd == LPA_1000HALF)
{
umac->cmd |= CMD_HD_EN;
}
/* speed */
umac->cmd = umac->cmd & ~(CMD_SPEED_MASK << CMD_SPEED_SHIFT);
if(eMiiConfig->hcd == MII_BRCM_AUX_AN_HCD_10T || eMiiConfig->hcd == MII_BRCM_AUX_AN_HCD_10T_FULL)
umac->cmd = umac->cmd | (UMAC_SPEED_10 << CMD_SPEED_SHIFT);
else if (eMiiConfig->hcd == MII_BRCM_AUX_AN_HCD_100TX || eMiiConfig->hcd == MII_BRCM_AUX_AN_HCD_100TX_FULL)
umac->cmd = umac->cmd | (UMAC_SPEED_100 << CMD_SPEED_SHIFT);
else if (eMiiConfig->hcd == LPA_1000HALF || eMiiConfig->hcd == LPA_1000FULL)
umac->cmd = umac->cmd | (UMAC_SPEED_1000 << CMD_SPEED_SHIFT);
printk(KERN_WARNING "Link Parameters: %s\n", eMiiConfig->name);
}
#ifdef PHY_LOOPBACK
/* Enable PHY loopback */
mii_loopback(dev);
#endif
}
/* Auto-Configure this MII interface */
static MII_CONFIG mii_autoconfigure(struct net_device *dev)
{
BcmEnet_devctrl *pDevCtrl = netdev_priv(dev);
int i;
int val;
MII_CONFIG eConfig;
TRACE(("mii_autoconfigure\n"));
/* enable and restart autonegotiation */
val = mii_read(dev, pDevCtrl->EnetInfo.ucPhyAddress, MII_BMCR);
val |= (BMCR_ANRESTART | BMCR_ANENABLE);
mii_write(dev, pDevCtrl->EnetInfo.ucPhyAddress, MII_BMCR, val);
/* wait for it to finish */
for (i = 0; i < 2000; i++) {
#if defined (CONFIG_MIPS_BCM_NDVD)
msleep(1);
#else
mdelay(1);
#endif
val = mii_read(dev, pDevCtrl->EnetInfo.ucPhyAddress, MII_BMSR);
#if defined(CONFIG_BCM5325_SWITCH) && (CONFIG_BCM5325_SWITCH == 1)
if ((val & BMSR_ANEGCOMPLETE) || ((val & BMSR_LSTATUS) == 0)) {
#else
if (val & BMSR_ANEGCOMPLETE) {
#endif
break;
}
}
eConfig = mii_getconfig(dev);
if (val & BMSR_ANEGCOMPLETE) {
eConfig |= MII_AUTONEG;
}
return eConfig;
}
static void mii_setup(struct net_device *dev)
{
BcmEnet_devctrl *pDevCtrl = netdev_priv(dev);
MII_CONFIG eMiiConfig;
eMiiConfig = mii_autoconfigure(dev);
if (! (eMiiConfig & MII_AUTONEG)) {
printk(": Auto-negotiation timed-out\n");
}
if ((eMiiConfig & (MII_100MBIT | MII_FULLDUPLEX)) == (MII_100MBIT | MII_FULLDUPLEX)) {
printk(": 100 MB Full-Duplex (auto-neg)\n");
} else if (eMiiConfig & MII_100MBIT) {
printk(": 100 MB Half-Duplex (auto-neg)\n");
} else if (eMiiConfig & MII_FULLDUPLEX) {
printk(": 10 MB Full-Duplex (auto-neg)\n");
} else {
printk(": 10 MB Half-Duplex (assumed)\n");
}
#ifdef PHY_LOOPBACK
/* Enable PHY loopback */
mii_loopback(dev);
#endif
/* Check for FULL/HALF duplex */
if (eMiiConfig & MII_FULLDUPLEX) {
pDevCtrl->emac->txControl = EMAC_FD;
}
}
