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-rw-r--r--target/linux/brcm-2.4/patches/008-b44_bcm47xx_support.patch94
1 files changed, 49 insertions, 45 deletions
diff --git a/target/linux/brcm-2.4/patches/008-b44_bcm47xx_support.patch b/target/linux/brcm-2.4/patches/008-b44_bcm47xx_support.patch
index ee356bc2c..3af606642 100644
--- a/target/linux/brcm-2.4/patches/008-b44_bcm47xx_support.patch
+++ b/target/linux/brcm-2.4/patches/008-b44_bcm47xx_support.patch
@@ -1,6 +1,6 @@
diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
---- linux.old/drivers/net/b44.c 2006-01-12 17:27:45.920623500 +0100
-+++ linux.dev/drivers/net/b44.c 2006-01-13 13:29:18.782391750 +0100
+--- linux.old/drivers/net/b44.c 2006-01-16 21:10:55.873911750 +0100
++++ linux.dev/drivers/net/b44.c 2006-01-16 21:16:02.041046000 +0100
@@ -1,7 +1,9 @@
/* b44.c: Broadcom 4400 device driver.
*
@@ -182,26 +182,32 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
err = b44_writephy(bp, MII_BMCR, BMCR_RESET);
if (err)
return err;
-@@ -405,6 +490,18 @@
+@@ -405,6 +490,24 @@
{
u32 val;
int err;
+ char *s;
+
-+ if ((s = nvram_get("boardnum")) && (s != NULL) && \
-+ !strncmp(s, "2", 1) && \
-+ (__b44_readphy(bp, 0, MII_BMCR, &val) != 0) && \
-+ (val & BMCR_ISOLATE) && \
++#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;
-@@ -498,6 +595,19 @@
+@@ -498,6 +601,19 @@
{
u32 bmsr, aux;
@@ -221,7 +227,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
if (!b44_readphy(bp, MII_BMSR, &bmsr) &&
!b44_readphy(bp, B44_MII_AUXCTRL, &aux) &&
(bmsr != 0xffff)) {
-@@ -1092,6 +1202,8 @@
+@@ -1092,6 +1208,8 @@
/* bp->lock is held. */
static void b44_chip_reset(struct b44 *bp)
{
@@ -230,7 +236,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
if (ssb_is_core_up(bp)) {
bw32(B44_RCV_LAZY, 0);
bw32(B44_ENET_CTRL, ENET_CTRL_DISABLE);
-@@ -1105,9 +1217,10 @@
+@@ -1105,9 +1223,10 @@
bw32(B44_DMARX_CTRL, 0);
bp->rx_prod = bp->rx_cons = 0;
} else {
@@ -244,7 +250,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
}
ssb_core_reset(bp);
-@@ -1115,6 +1228,11 @@
+@@ -1115,6 +1234,11 @@
b44_clear_stats(bp);
/* Make PHY accessible. */
@@ -256,7 +262,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
bw32(B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
(0x0d & MDIO_CTRL_MAXF_MASK)));
br32(B44_MDIO_CTRL);
-@@ -1628,7 +1746,7 @@
+@@ -1628,7 +1752,7 @@
u32 mii_regval;
spin_lock_irq(&bp->lock);
@@ -265,7 +271,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
spin_unlock_irq(&bp->lock);
data->val_out = mii_regval;
-@@ -1641,7 +1759,7 @@
+@@ -1641,7 +1765,7 @@
return -EPERM;
spin_lock_irq(&bp->lock);
@@ -274,7 +280,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
spin_unlock_irq(&bp->lock);
return err;
-@@ -1668,21 +1786,52 @@
+@@ -1668,21 +1792,52 @@
static int __devinit b44_get_invariants(struct b44 *bp)
{
u8 eeprom[128];
@@ -285,41 +291,39 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
- err = b44_read_eeprom(bp, &eeprom[0]);
- if (err)
- goto out;
--
++ 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);
++ }
+
- 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->phy_addr = eeprom[90] & 0x1f;
- bp->mdc_port = (eeprom[90] >> 14) & 0x1;
-+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713) {
-+#ifdef CONFIG_BCM947XX
-+ sprintf(buf, "et%dmacaddr", instance - 1);
-+ e_aton(nvram_get(buf), bp->dev->dev_addr);
-+
-+ sprintf(buf, "et%dphyaddr", instance - 1);
-+ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
-+#else
-+ /*
-+ * BCM47xx boards don't have a EEPROM. The MAC is stored in
-+ * a NVRAM area somewhere in the flash memory. As we don't
-+ * know the location and/or the format of the NVRAM area
-+ * 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);
-+
+ /*
+ * 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;
-+#endif
+ bp->dma_offset = 0;
+ } else {
+ err = b44_read_eeprom(bp, &eeprom[0]);
@@ -340,7 +344,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
/* With this, plus the rx_header prepended to the data by the
* hardware, we'll land the ethernet header on a 2-byte boundary.
-@@ -1692,13 +1841,12 @@
+@@ -1692,13 +1847,12 @@
bp->imask = IMASK_DEF;
bp->core_unit = ssb_core_unit(bp);
@@ -356,7 +360,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
}
static int __devinit b44_init_one(struct pci_dev *pdev,
-@@ -1710,6 +1858,10 @@
+@@ -1710,6 +1864,10 @@
struct b44 *bp;
int err, i;
@@ -367,7 +371,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
if (b44_version_printed++ == 0)
printk(KERN_INFO "%s", version);
-@@ -1819,11 +1971,17 @@
+@@ -1819,11 +1977,17 @@
pci_save_state(bp->pdev, bp->pci_cfg_state);
@@ -387,8 +391,8 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
err_out_iounmap:
diff -urN linux.old/drivers/net/b44.h linux.dev/drivers/net/b44.h
---- linux.old/drivers/net/b44.h 2006-01-12 17:26:13.234831000 +0100
-+++ linux.dev/drivers/net/b44.h 2006-01-12 17:22:01.043070000 +0100
+--- linux.old/drivers/net/b44.h 2006-01-16 21:10:55.881912250 +0100
++++ linux.dev/drivers/net/b44.h 2006-01-16 21:02:38.018249750 +0100
@@ -229,8 +229,6 @@
#define SBIPSFLAG_IMASK4 0x3f000000 /* Which sbflags --> mips interrupt 4 */
#define SBIPSFLAG_ISHIFT4 24
@@ -408,9 +412,9 @@ diff -urN linux.old/drivers/net/b44.h linux.dev/drivers/net/b44.h
/* SW copy of device statistics, kept up to date by periodic timer
* which probes HW values. Must have same relative layout as HW
diff -urN linux.old/include/linux/pci_ids.h linux.dev/include/linux/pci_ids.h
---- linux.old/include/linux/pci_ids.h 2006-01-12 17:26:13.250832000 +0100
-+++ linux.dev/include/linux/pci_ids.h 2006-01-12 17:22:01.071071750 +0100
-@@ -1735,6 +1735,7 @@
+--- linux.old/include/linux/pci_ids.h 2006-01-16 21:10:55.901913500 +0100
++++ linux.dev/include/linux/pci_ids.h 2006-01-16 21:02:38.034250750 +0100
+@@ -1741,6 +1741,7 @@
#define PCI_DEVICE_ID_TIGON3_5901_2 0x170e
#define PCI_DEVICE_ID_BCM4401 0x4401
#define PCI_DEVICE_ID_BCM4401B0 0x4402
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 22:01:06 +0000