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-rw-r--r--openwrt/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch96
1 files changed, 71 insertions, 25 deletions
diff --git a/openwrt/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch b/openwrt/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch
index 01f75755d4..a95b2fedba 100644
--- a/openwrt/target/linux/brcm-2.6/patches/004-b44_bcm47xx_support.patch
+++ b/openwrt/target/linux/brcm-2.6/patches/004-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 01:44:42.548326000 +0100
-+++ linux.dev/drivers/net/b44.c 2006-01-13 17:30:08.283122500 +0100
+--- linux.old/drivers/net/b44.c 2006-01-16 20:35:09.203794500 +0100
++++ linux.dev/drivers/net/b44.c 2006-01-16 20:40:29.023782000 +0100
@@ -1,7 +1,9 @@
-/* b44.c: Broadcom 4400 device driver.
+/* b44.c: Broadcom 4400/47xx device driver.
@@ -93,7 +93,38 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
return 0;
}
-@@ -313,14 +334,14 @@
+@@ -277,6 +298,30 @@
+ == 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;
+@@ -313,14 +358,14 @@
bw32(bp, B44_IMASK, bp->imask);
}
@@ -110,7 +141,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
(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);
-@@ -329,18 +350,34 @@
+@@ -329,18 +374,34 @@
return err;
}
@@ -147,7 +178,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
/* 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.
-@@ -369,6 +406,8 @@
+@@ -369,6 +430,8 @@
u32 val;
int err;
@@ -156,16 +187,20 @@ 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;
-@@ -439,6 +478,18 @@
+@@ -439,6 +502,22 @@
u32 val;
int err;
+#ifdef CONFIG_BCM947XX
-+ char *s;
-+ if ((s = nvram_get("boardnum")) && (s != NULL) && \
-+ !strncmp(s, "2", 1) && \
-+ (__b44_readphy(bp, 0, MII_BMCR, &val) != 0) && \
-+ (val & BMCR_ISOLATE) && \
++ /*
++ * 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");
+ }
@@ -175,7 +210,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
if ((err = b44_readphy(bp, B44_MII_ALEDCTRL, &val)) != 0)
goto out;
if ((err = b44_writephy(bp, B44_MII_ALEDCTRL,
-@@ -534,6 +585,19 @@
+@@ -534,6 +613,19 @@
{
u32 bmsr, aux;
@@ -195,7 +230,7 @@ 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)) {
-@@ -1281,9 +1345,10 @@
+@@ -1281,9 +1373,10 @@
bw32(bp, B44_DMARX_CTRL, 0);
bp->rx_prod = bp->rx_cons = 0;
} else {
@@ -209,7 +244,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
}
ssb_core_reset(bp);
-@@ -1291,8 +1356,14 @@
+@@ -1291,8 +1384,14 @@
b44_clear_stats(bp);
/* Make PHY accessible. */
@@ -225,7 +260,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
br32(bp, B44_MDIO_CTRL);
if (!(br32(bp, B44_DEVCTRL) & DEVCTRL_IPP)) {
-@@ -1834,18 +1905,297 @@
+@@ -1834,18 +1933,297 @@
.get_perm_addr = ethtool_op_get_perm_addr,
};
@@ -527,14 +562,12 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
out:
return err;
}
-@@ -1865,22 +2215,43 @@
+@@ -1865,22 +2243,54 @@
static int __devinit b44_get_invariants(struct b44 *bp)
{
u8 eeprom[128];
- int err;
-+ u8 buf[32];
-+ int err = 0;
-
+-
- err = b44_read_eeprom(bp, &eeprom[0]);
- if (err)
- goto out;
@@ -546,7 +579,9 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
- bp->dev->dev_addr[4] = eeprom[83];
- bp->dev->dev_addr[5] = eeprom[82];
- memcpy(bp->dev->perm_addr, bp->dev->dev_addr, bp->dev->addr_len);
--
++ u8 buf[32];
++ int err = 0;
+
- bp->phy_addr = eeprom[90] & 0x1f;
+#ifdef CONFIG_BCM947XX
+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713) {
@@ -555,7 +590,18 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
+ * a NVRAM area somewhere in the flash memory.
+ */
+ sprintf(buf, "et%dmacaddr", b44_4713_instance);
-+ e_aton(nvram_get(buf), bp->dev->dev_addr);
++ 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);
++ }
+ /*
+ * BCM47xx boards don't have a PHY. Usually there is a switch
@@ -585,7 +631,7 @@ 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.
*/
-@@ -1889,11 +2260,7 @@
+@@ -1889,11 +2299,7 @@
bp->imask = IMASK_DEF;
bp->core_unit = ssb_core_unit(bp);
@@ -597,7 +643,7 @@ diff -urN linux.old/drivers/net/b44.c linux.dev/drivers/net/b44.c
out:
return err;
}
-@@ -2032,11 +2399,17 @@
+@@ -2032,11 +2438,17 @@
pci_save_state(bp->pdev);
@@ -617,8 +663,8 @@ 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 01:44:42.548326000 +0100
-+++ linux.dev/drivers/net/b44.h 2006-01-12 02:55:06.290783500 +0100
+--- linux.old/drivers/net/b44.h 2006-01-16 20:35:09.255797750 +0100
++++ linux.dev/drivers/net/b44.h 2006-01-16 20:30:30.566380750 +0100
@@ -292,6 +292,10 @@
#define SSB_PCI_MASK1 0xfc000000
#define SSB_PCI_MASK2 0xc0000000
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-06 16:36:29 +0000