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-rw-r--r--target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch699
1 files changed, 699 insertions, 0 deletions
diff --git a/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch b/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch
new file mode 100644
index 0000000000..15e4297a81
--- /dev/null
+++ b/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch
@@ -0,0 +1,699 @@
+diff -Nur linux-2.6.17/drivers/net/b44.c linux-2.6.17-owrt/drivers/net/b44.c
+--- linux-2.6.17/drivers/net/b44.c 2006-06-18 03:49:35.000000000 +0200
++++ linux-2.6.17-owrt/drivers/net/b44.c 2006-06-18 16:24:14.000000000 +0200
+@@ -1,7 +1,9 @@
+-/* b44.c: Broadcom 4400 device driver.
++/* b44.c: Broadcom 4400/47xx device driver.
+ *
+ * Copyright (C) 2002 David S. Miller (davem@redhat.com)
+- * Fixed by Pekka Pietikainen (pp@ee.oulu.fi)
++ * Copyright (C) 2004 Pekka Pietikainen (pp@ee.oulu.fi)
++ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
++ * Copyright (C) 2006 Felix Fietkau (nbd@openwrt.org)
+ * Copyright (C) 2006 Broadcom Corporation.
+ *
+ * Distribute under GPL.
+@@ -32,6 +34,28 @@
+ #define DRV_MODULE_VERSION "1.00"
+ #define DRV_MODULE_RELDATE "Apr 7, 2006"
+
++#ifdef CONFIG_BCM947XX
++extern char *nvram_get(char *name);
++static inline void e_aton(char *str, char *dest)
++{
++ int i = 0;
++
++ if (str == NULL) {
++ memset(dest, 0, 6);
++ return;
++ }
++
++ for (;;) {
++ dest[i++] = (char) simple_strtoul(str, NULL, 16);
++ str += 2;
++ if (!*str++ || i == 6)
++ break;
++ }
++}
++
++static int b44_4713_instance;
++#endif
++
+ #define B44_DEF_MSG_ENABLE \
+ (NETIF_MSG_DRV | \
+ NETIF_MSG_PROBE | \
+@@ -78,8 +102,8 @@
+ static char version[] __devinitdata =
+ DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
+
+-MODULE_AUTHOR("Florian Schirmer, Pekka Pietikainen, David S. Miller");
+-MODULE_DESCRIPTION("Broadcom 4400 10/100 PCI ethernet driver");
++MODULE_AUTHOR("Felix Fietkau, Florian Schirmer, Pekka Pietikainen, David S. Miller");
++MODULE_DESCRIPTION("Broadcom 4400/47xx 10/100 PCI ethernet driver");
+ MODULE_LICENSE("GPL");
+ MODULE_VERSION(DRV_MODULE_VERSION);
+
+@@ -94,6 +118,10 @@
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
+ { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4401B1,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
++#ifdef CONFIG_BCM947XX
++ { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4713,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
++#endif
+ { } /* terminate list with empty entry */
+ };
+
+@@ -132,17 +160,6 @@
+ dma_desc_sync_size, dir);
+ }
+
+-static inline unsigned long br32(const struct b44 *bp, unsigned long reg)
+-{
+- return readl(bp->regs + reg);
+-}
+-
+-static inline void bw32(const struct b44 *bp,
+- unsigned long reg, unsigned long val)
+-{
+- writel(val, bp->regs + reg);
+-}
+-
+ static int b44_wait_bit(struct b44 *bp, unsigned long reg,
+ u32 bit, unsigned long timeout, const int clear)
+ {
+@@ -269,6 +286,10 @@
+ break;
+ };
+ #endif
++#ifdef CONFIG_BCM947XX
++ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713)
++ return b44_4713_instance++;
++#endif
+ return 0;
+ }
+
+@@ -278,6 +299,30 @@
+ == SBTMSLOW_CLOCK);
+ }
+
++#ifdef CONFIG_BCM947XX
++static inline void __b44_cam_read(struct b44 *bp, unsigned char *data, int index)
++{
++ u32 val;
++
++ bw32(bp, B44_CAM_CTRL, (CAM_CTRL_READ |
++ (index << CAM_CTRL_INDEX_SHIFT)));
++
++ b44_wait_bit(bp, B44_CAM_CTRL, CAM_CTRL_BUSY, 100, 1);
++
++ val = br32(bp, B44_CAM_DATA_LO);
++
++ data[2] = (val >> 24) & 0xFF;
++ data[3] = (val >> 16) & 0xFF;
++ data[4] = (val >> 8) & 0xFF;
++ data[5] = (val >> 0) & 0xFF;
++
++ val = br32(bp, B44_CAM_DATA_HI);
++
++ data[0] = (val >> 8) & 0xFF;
++ data[1] = (val >> 0) & 0xFF;
++}
++#endif
++
+ static void __b44_cam_write(struct b44 *bp, unsigned char *data, int index)
+ {
+ u32 val;
+@@ -314,14 +359,14 @@
+ bw32(bp, B44_IMASK, bp->imask);
+ }
+
+-static int b44_readphy(struct b44 *bp, int reg, u32 *val)
++static int __b44_readphy(struct b44 *bp, int phy_addr, int reg, u32 *val)
+ {
+ int err;
+
+ bw32(bp, B44_EMAC_ISTAT, EMAC_INT_MII);
+ bw32(bp, B44_MDIO_DATA, (MDIO_DATA_SB_START |
+ (MDIO_OP_READ << MDIO_DATA_OP_SHIFT) |
+- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) |
++ (phy_addr << MDIO_DATA_PMD_SHIFT) |
+ (reg << MDIO_DATA_RA_SHIFT) |
+ (MDIO_TA_VALID << MDIO_DATA_TA_SHIFT)));
+ err = b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0);
+@@ -330,18 +375,34 @@
+ return err;
+ }
+
+-static int b44_writephy(struct b44 *bp, int reg, u32 val)
++static int __b44_writephy(struct b44 *bp, int phy_addr, int reg, u32 val)
+ {
+ bw32(bp, B44_EMAC_ISTAT, EMAC_INT_MII);
+ bw32(bp, B44_MDIO_DATA, (MDIO_DATA_SB_START |
+ (MDIO_OP_WRITE << MDIO_DATA_OP_SHIFT) |
+- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) |
++ (phy_addr << MDIO_DATA_PMD_SHIFT) |
+ (reg << MDIO_DATA_RA_SHIFT) |
+ (MDIO_TA_VALID << MDIO_DATA_TA_SHIFT) |
+ (val & MDIO_DATA_DATA)));
+ return b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0);
+ }
+
++static inline int b44_readphy(struct b44 *bp, int reg, u32 *val)
++{
++ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
++ return 0;
++
++ return __b44_readphy(bp, bp->phy_addr, reg, val);
++}
++
++static inline int b44_writephy(struct b44 *bp, int reg, u32 val)
++{
++ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
++ return 0;
++
++ return __b44_writephy(bp, bp->phy_addr, reg, val);
++}
++
+ /* miilib interface */
+ /* FIXME FIXME: phy_id is ignored, bp->phy_addr use is unconditional
+ * due to code existing before miilib use was added to this driver.
+@@ -370,6 +431,8 @@
+ u32 val;
+ int err;
+
++ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
++ return 0;
+ err = b44_writephy(bp, MII_BMCR, BMCR_RESET);
+ if (err)
+ return err;
+@@ -433,6 +496,22 @@
+ u32 val;
+ int err;
+
++#ifdef CONFIG_BCM947XX
++ /*
++ * workaround for bad hardware design in Linksys WAP54G v1.0
++ * see https://dev.openwrt.org/ticket/146
++ * check and reset bit "isolate"
++ */
++ if ((bp->pdev->device == PCI_DEVICE_ID_BCM4713) &&
++ (atoi(nvram_get("boardnum")) == 2) &&
++ (__b44_readphy(bp, 0, MII_BMCR, &val) == 0) &&
++ (val & BMCR_ISOLATE) &&
++ (__b44_writephy(bp, 0, MII_BMCR, val & ~BMCR_ISOLATE) != 0)) {
++ printk(KERN_WARNING PFX "PHY: cannot reset MII transceiver isolate bit.\n");
++ }
++#endif
++ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
++ return 0;
+ if ((err = b44_readphy(bp, B44_MII_ALEDCTRL, &val)) != 0)
+ goto out;
+ if ((err = b44_writephy(bp, B44_MII_ALEDCTRL,
+@@ -528,6 +607,19 @@
+ {
+ u32 bmsr, aux;
+
++ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) {
++ bp->flags |= B44_FLAG_100_BASE_T;
++ bp->flags |= B44_FLAG_FULL_DUPLEX;
++ if (!netif_carrier_ok(bp->dev)) {
++ u32 val = br32(bp, B44_TX_CTRL);
++ val |= TX_CTRL_DUPLEX;
++ bw32(bp, B44_TX_CTRL, val);
++ netif_carrier_on(bp->dev);
++ b44_link_report(bp);
++ }
++ return;
++ }
++
+ if (!b44_readphy(bp, MII_BMSR, &bmsr) &&
+ !b44_readphy(bp, B44_MII_AUXCTRL, &aux) &&
+ (bmsr != 0xffff)) {
+@@ -1282,9 +1374,10 @@
+ bw32(bp, B44_DMARX_CTRL, 0);
+ bp->rx_prod = bp->rx_cons = 0;
+ } else {
+- ssb_pci_setup(bp, (bp->core_unit == 0 ?
+- SBINTVEC_ENET0 :
+- SBINTVEC_ENET1));
++ if (bp->pdev->device != PCI_DEVICE_ID_BCM4713)
++ ssb_pci_setup(bp, (bp->core_unit == 0 ?
++ SBINTVEC_ENET0 :
++ SBINTVEC_ENET1));
+ }
+
+ ssb_core_reset(bp);
+@@ -1292,8 +1385,14 @@
+ b44_clear_stats(bp);
+
+ /* Make PHY accessible. */
+- bw32(bp, B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
++ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713)
++ bw32(bp, B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
++ (((100000000 + (B44_MDC_RATIO / 2)) / B44_MDC_RATIO)
++ & MDIO_CTRL_MAXF_MASK)));
++ else
++ bw32(bp, B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
+ (0x0d & MDIO_CTRL_MAXF_MASK)));
++
+ br32(bp, B44_MDIO_CTRL);
+
+ if (!(br32(bp, B44_DEVCTRL) & DEVCTRL_IPP)) {
+@@ -1837,18 +1936,297 @@
+ .get_perm_addr = ethtool_op_get_perm_addr,
+ };
+
++static int b44_ethtool_ioctl (struct net_device *dev, void __user *useraddr)
++{
++ struct b44 *bp = dev->priv;
++ struct pci_dev *pci_dev = bp->pdev;
++ u32 ethcmd;
++
++ if (copy_from_user (&ethcmd, useraddr, sizeof (ethcmd)))
++ return -EFAULT;
++
++ switch (ethcmd) {
++ case ETHTOOL_GDRVINFO: {
++ struct ethtool_drvinfo info = { ETHTOOL_GDRVINFO };
++ strcpy (info.driver, DRV_MODULE_NAME);
++ strcpy (info.version, DRV_MODULE_VERSION);
++ memset(&info.fw_version, 0, sizeof(info.fw_version));
++ strcpy (info.bus_info, pci_name(pci_dev));
++ info.eedump_len = 0;
++ info.regdump_len = 0;
++ if (copy_to_user (useraddr, &info, sizeof (info)))
++ return -EFAULT;
++ return 0;
++ }
++
++ case ETHTOOL_GSET: {
++ struct ethtool_cmd cmd = { ETHTOOL_GSET };
++
++ if (!(bp->flags & B44_FLAG_INIT_COMPLETE))
++ return -EAGAIN;
++ cmd.supported = (SUPPORTED_Autoneg);
++ cmd.supported |= (SUPPORTED_100baseT_Half |
++ SUPPORTED_100baseT_Full |
++ SUPPORTED_10baseT_Half |
++ SUPPORTED_10baseT_Full |
++ SUPPORTED_MII);
++
++ cmd.advertising = 0;
++ if (bp->flags & B44_FLAG_ADV_10HALF)
++ cmd.advertising |= ADVERTISE_10HALF;
++ if (bp->flags & B44_FLAG_ADV_10FULL)
++ cmd.advertising |= ADVERTISE_10FULL;
++ if (bp->flags & B44_FLAG_ADV_100HALF)
++ cmd.advertising |= ADVERTISE_100HALF;
++ if (bp->flags & B44_FLAG_ADV_100FULL)
++ cmd.advertising |= ADVERTISE_100FULL;
++ cmd.advertising |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
++ cmd.speed = (bp->flags & B44_FLAG_100_BASE_T) ?
++ SPEED_100 : SPEED_10;
++ cmd.duplex = (bp->flags & B44_FLAG_FULL_DUPLEX) ?
++ DUPLEX_FULL : DUPLEX_HALF;
++ cmd.port = 0;
++ cmd.phy_address = bp->phy_addr;
++ cmd.transceiver = (bp->flags & B44_FLAG_INTERNAL_PHY) ?
++ XCVR_INTERNAL : XCVR_EXTERNAL;
++ cmd.autoneg = (bp->flags & B44_FLAG_FORCE_LINK) ?
++ AUTONEG_DISABLE : AUTONEG_ENABLE;
++ cmd.maxtxpkt = 0;
++ cmd.maxrxpkt = 0;
++ if (copy_to_user(useraddr, &cmd, sizeof(cmd)))
++ return -EFAULT;
++ return 0;
++ }
++ case ETHTOOL_SSET: {
++ struct ethtool_cmd cmd;
++
++ if (!(bp->flags & B44_FLAG_INIT_COMPLETE))
++ return -EAGAIN;
++
++ if (copy_from_user(&cmd, useraddr, sizeof(cmd)))
++ return -EFAULT;
++
++ /* We do not support gigabit. */
++ if (cmd.autoneg == AUTONEG_ENABLE) {
++ if (cmd.advertising &
++ (ADVERTISED_1000baseT_Half |
++ ADVERTISED_1000baseT_Full))
++ return -EINVAL;
++ } else if ((cmd.speed != SPEED_100 &&
++ cmd.speed != SPEED_10) ||
++ (cmd.duplex != DUPLEX_HALF &&
++ cmd.duplex != DUPLEX_FULL)) {
++ return -EINVAL;
++ }
++
++ spin_lock_irq(&bp->lock);
++
++ if (cmd.autoneg == AUTONEG_ENABLE) {
++ bp->flags &= ~B44_FLAG_FORCE_LINK;
++ bp->flags &= ~(B44_FLAG_ADV_10HALF |
++ B44_FLAG_ADV_10FULL |
++ B44_FLAG_ADV_100HALF |
++ B44_FLAG_ADV_100FULL);
++ if (cmd.advertising & ADVERTISE_10HALF)
++ bp->flags |= B44_FLAG_ADV_10HALF;
++ if (cmd.advertising & ADVERTISE_10FULL)
++ bp->flags |= B44_FLAG_ADV_10FULL;
++ if (cmd.advertising & ADVERTISE_100HALF)
++ bp->flags |= B44_FLAG_ADV_100HALF;
++ if (cmd.advertising & ADVERTISE_100FULL)
++ bp->flags |= B44_FLAG_ADV_100FULL;
++ } else {
++ bp->flags |= B44_FLAG_FORCE_LINK;
++ if (cmd.speed == SPEED_100)
++ bp->flags |= B44_FLAG_100_BASE_T;
++ if (cmd.duplex == DUPLEX_FULL)
++ bp->flags |= B44_FLAG_FULL_DUPLEX;
++ }
++
++ b44_setup_phy(bp);
++
++ spin_unlock_irq(&bp->lock);
++
++ return 0;
++ }
++
++ case ETHTOOL_GMSGLVL: {
++ struct ethtool_value edata = { ETHTOOL_GMSGLVL };
++ edata.data = bp->msg_enable;
++ if (copy_to_user(useraddr, &edata, sizeof(edata)))
++ return -EFAULT;
++ return 0;
++ }
++ case ETHTOOL_SMSGLVL: {
++ struct ethtool_value edata;
++ if (copy_from_user(&edata, useraddr, sizeof(edata)))
++ return -EFAULT;
++ bp->msg_enable = edata.data;
++ return 0;
++ }
++ case ETHTOOL_NWAY_RST: {
++ u32 bmcr;
++ int r;
++
++ spin_lock_irq(&bp->lock);
++ b44_readphy(bp, MII_BMCR, &bmcr);
++ b44_readphy(bp, MII_BMCR, &bmcr);
++ r = -EINVAL;
++ if (bmcr & BMCR_ANENABLE) {
++ b44_writephy(bp, MII_BMCR,
++ bmcr | BMCR_ANRESTART);
++ r = 0;
++ }
++ spin_unlock_irq(&bp->lock);
++
++ return r;
++ }
++ case ETHTOOL_GLINK: {
++ struct ethtool_value edata = { ETHTOOL_GLINK };
++ edata.data = netif_carrier_ok(bp->dev) ? 1 : 0;
++ if (copy_to_user(useraddr, &edata, sizeof(edata)))
++ return -EFAULT;
++ return 0;
++ }
++ case ETHTOOL_GRINGPARAM: {
++ struct ethtool_ringparam ering = { ETHTOOL_GRINGPARAM };
++
++ ering.rx_max_pending = B44_RX_RING_SIZE - 1;
++ ering.rx_pending = bp->rx_pending;
++
++ /* XXX ethtool lacks a tx_max_pending, oops... */
++
++ if (copy_to_user(useraddr, &ering, sizeof(ering)))
++ return -EFAULT;
++ return 0;
++ }
++ case ETHTOOL_SRINGPARAM: {
++ struct ethtool_ringparam ering;
++
++ if (copy_from_user(&ering, useraddr, sizeof(ering)))
++ return -EFAULT;
++
++ if ((ering.rx_pending > B44_RX_RING_SIZE - 1) ||
++ (ering.rx_mini_pending != 0) ||
++ (ering.rx_jumbo_pending != 0) ||
++ (ering.tx_pending > B44_TX_RING_SIZE - 1))
++ return -EINVAL;
++
++ spin_lock_irq(&bp->lock);
++
++ bp->rx_pending = ering.rx_pending;
++ bp->tx_pending = ering.tx_pending;
++
++ b44_halt(bp);
++ b44_init_rings(bp);
++ b44_init_hw(bp);
++ netif_wake_queue(bp->dev);
++ spin_unlock_irq(&bp->lock);
++
++ b44_enable_ints(bp);
++
++ return 0;
++ }
++ case ETHTOOL_GPAUSEPARAM: {
++ struct ethtool_pauseparam epause = { ETHTOOL_GPAUSEPARAM };
++
++ epause.autoneg =
++ (bp->flags & B44_FLAG_PAUSE_AUTO) != 0;
++ epause.rx_pause =
++ (bp->flags & B44_FLAG_RX_PAUSE) != 0;
++ epause.tx_pause =
++ (bp->flags & B44_FLAG_TX_PAUSE) != 0;
++ if (copy_to_user(useraddr, &epause, sizeof(epause)))
++ return -EFAULT;
++ return 0;
++ }
++ case ETHTOOL_SPAUSEPARAM: {
++ struct ethtool_pauseparam epause;
++
++ if (copy_from_user(&epause, useraddr, sizeof(epause)))
++ return -EFAULT;
++
++ spin_lock_irq(&bp->lock);
++ if (epause.autoneg)
++ bp->flags |= B44_FLAG_PAUSE_AUTO;
++ else
++ bp->flags &= ~B44_FLAG_PAUSE_AUTO;
++ if (epause.rx_pause)
++ bp->flags |= B44_FLAG_RX_PAUSE;
++ else
++ bp->flags &= ~B44_FLAG_RX_PAUSE;
++ if (epause.tx_pause)
++ bp->flags |= B44_FLAG_TX_PAUSE;
++ else
++ bp->flags &= ~B44_FLAG_TX_PAUSE;
++ if (bp->flags & B44_FLAG_PAUSE_AUTO) {
++ b44_halt(bp);
++ b44_init_rings(bp);
++ b44_init_hw(bp);
++ } else {
++ __b44_set_flow_ctrl(bp, bp->flags);
++ }
++ spin_unlock_irq(&bp->lock);
++
++ b44_enable_ints(bp);
++
++ return 0;
++ }
++ };
++
++ return -EOPNOTSUPP;
++}
++
+ static int b44_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+ {
+ struct mii_ioctl_data *data = if_mii(ifr);
+ struct b44 *bp = netdev_priv(dev);
+ int err = -EINVAL;
+
+- if (!netif_running(dev))
++ if (bp->pdev->device != PCI_DEVICE_ID_BCM4713) {
++ if (!netif_running(dev))
++ goto out;
++
++ spin_lock_irq(&bp->lock);
++ err = generic_mii_ioctl(&bp->mii_if, data, cmd, NULL);
++ spin_unlock_irq(&bp->lock);
+ goto out;
++ }
+
+- spin_lock_irq(&bp->lock);
+- err = generic_mii_ioctl(&bp->mii_if, data, cmd, NULL);
+- spin_unlock_irq(&bp->lock);
++ switch (cmd) {
++ case SIOCETHTOOL:
++ return b44_ethtool_ioctl(dev, (void __user*) ifr->ifr_data);
++
++ case SIOCGMIIPHY:
++ data->phy_id = bp->phy_addr;
++
++ /* fallthru */
++ case SIOCGMIIREG: {
++ u32 mii_regval;
++ spin_lock_irq(&bp->lock);
++ err = __b44_readphy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval);
++ spin_unlock_irq(&bp->lock);
++
++ data->val_out = mii_regval;
++
++ return err;
++ }
++
++ case SIOCSMIIREG:
++ if (!capable(CAP_NET_ADMIN))
++ return -EPERM;
++
++ spin_lock_irq(&bp->lock);
++ err = __b44_writephy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in);
++ spin_unlock_irq(&bp->lock);
++
++ return err;
++
++ default:
++ break;
++ };
++ return -EOPNOTSUPP;
++
+ out:
+ return err;
+ }
+@@ -1868,27 +2246,60 @@
+ static int __devinit b44_get_invariants(struct b44 *bp)
+ {
+ u8 eeprom[128];
+- int err;
++ u8 buf[32];
++ int err = 0;
++ unsigned long flags;
++
++#ifdef CONFIG_BCM947XX
++ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713) {
++ /*
++ * BCM47xx boards don't have a EEPROM. The MAC is stored in
++ * a NVRAM area somewhere in the flash memory.
++ */
++ sprintf(buf, "et%dmacaddr", b44_4713_instance);
++ if (nvram_get(buf)) {
++ e_aton(nvram_get(buf), bp->dev->dev_addr);
++ } else {
++ /*
++ * Getting the MAC out of NVRAM failed. To make it work
++ * here, we simply rely on the bootloader to write the
++ * MAC into the CAM.
++ */
++ spin_lock_irqsave(&bp->lock, flags);
++ __b44_cam_read(bp, bp->dev->dev_addr, 0);
++ spin_unlock_irqrestore(&bp->lock, flags);
++ }
+
+- err = b44_read_eeprom(bp, &eeprom[0]);
+- if (err)
+- goto out;
++ /*
++ * BCM47xx boards don't have a PHY. Usually there is a switch
++ * chip with multiple PHYs connected to the PHY port.
++ */
++ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
++ bp->dma_offset = 0;
++ } else
++#endif
++ {
++ err = b44_read_eeprom(bp, &eeprom[0]);
++ if (err)
++ goto out;
+
+- bp->dev->dev_addr[0] = eeprom[79];
+- bp->dev->dev_addr[1] = eeprom[78];
+- bp->dev->dev_addr[2] = eeprom[81];
+- bp->dev->dev_addr[3] = eeprom[80];
+- bp->dev->dev_addr[4] = eeprom[83];
+- bp->dev->dev_addr[5] = eeprom[82];
++ bp->dev->dev_addr[0] = eeprom[79];
++ bp->dev->dev_addr[1] = eeprom[78];
++ bp->dev->dev_addr[2] = eeprom[81];
++ bp->dev->dev_addr[3] = eeprom[80];
++ bp->dev->dev_addr[4] = eeprom[83];
++ bp->dev->dev_addr[5] = eeprom[82];
+
+- if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){
+- printk(KERN_ERR PFX "Invalid MAC address found in EEPROM\n");
+- return -EINVAL;
+- }
++ if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){
++ printk(KERN_ERR PFX "Invalid MAC address found in EEPROM\n");
++ return -EINVAL;
++ }
+
+- memcpy(bp->dev->perm_addr, bp->dev->dev_addr, bp->dev->addr_len);
++ memcpy(bp->dev->perm_addr, bp->dev->dev_addr, bp->dev->addr_len);
+
+- bp->phy_addr = eeprom[90] & 0x1f;
++ bp->phy_addr = eeprom[90] & 0x1f;
++ bp->dma_offset = SB_PCI_DMA;
++ }
+
+ /* With this, plus the rx_header prepended to the data by the
+ * hardware, we'll land the ethernet header on a 2-byte boundary.
+@@ -1898,7 +2309,6 @@
+ bp->imask = IMASK_DEF;
+
+ bp->core_unit = ssb_core_unit(bp);
+- bp->dma_offset = SB_PCI_DMA;
+
+ /* XXX - really required?
+ bp->flags |= B44_FLAG_BUGGY_TXPTR;
+@@ -2048,11 +2458,17 @@
+ */
+ b44_chip_reset(bp);
+
+- printk(KERN_INFO "%s: Broadcom 4400 10/100BaseT Ethernet ", dev->name);
++ printk(KERN_INFO "%s: Broadcom %s 10/100BaseT Ethernet ", dev->name,
++ (pdev->device == PCI_DEVICE_ID_BCM4713) ? "47xx" : "4400");
+ for (i = 0; i < 6; i++)
+ printk("%2.2x%c", dev->dev_addr[i],
+ i == 5 ? '\n' : ':');
+
++ /* Initialize phy */
++ spin_lock_irq(&bp->lock);
++ b44_chip_reset(bp);
++ spin_unlock_irq(&bp->lock);
++
+ return 0;
+
+ err_out_iounmap:
+diff -Nur linux-2.6.17/drivers/net/b44.h linux-2.6.17-owrt/drivers/net/b44.h
+--- linux-2.6.17/drivers/net/b44.h 2006-06-18 03:49:35.000000000 +0200
++++ linux-2.6.17-owrt/drivers/net/b44.h 2006-06-18 16:01:10.000000000 +0200
+@@ -292,6 +292,10 @@
+ #define SSB_PCI_MASK1 0xfc000000
+ #define SSB_PCI_MASK2 0xc0000000
+
++#define br32(bp, REG) readl((void *)bp->regs + (REG))
++#define bw32(bp, REG,VAL) writel((VAL), (void *)bp->regs + (REG))
++#define atoi(str) simple_strtoul(((str != NULL) ? str : ""), NULL, 0)
++
+ /* 4400 PHY registers */
+ #define B44_MII_AUXCTRL 24 /* Auxiliary Control */
+ #define MII_AUXCTRL_DUPLEX 0x0001 /* Full Duplex */
+@@ -345,6 +349,8 @@
+ };
+
+ #define B44_MCAST_TABLE_SIZE 32
++#define B44_PHY_ADDR_NO_PHY 30
++#define B44_MDC_RATIO 5000000
+
+ #define B44_STAT_REG_DECLARE \
+ _B44(tx_good_octets) \
+@@ -420,6 +426,7 @@
+
+ u32 dma_offset;
+ u32 flags;
++#define B44_FLAG_INIT_COMPLETE 0x00000001
+ #define B44_FLAG_BUGGY_TXPTR 0x00000002
+ #define B44_FLAG_REORDER_BUG 0x00000004
+ #define B44_FLAG_PAUSE_AUTO 0x00008000
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-06 18:54:46 +0000