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6f7d28ac03
Openwrt/openwrt/target/linux/linux-2.6/patches/generic/003-net-b44.patch
Waldemar Brodkorb 6f7d28ac03 add b44 patches from oleg, sync with 2.4, robocfg seems to work, yeah. 
SVN-Revision: 1933
2005-09-16 11:48:52 +00:00

1081 lines
29 KiB
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diff -Nur linux-2.6.12.5/drivers/net/b44.c linux-2.6.12.5-b44/drivers/net/b44.c
--- linux-2.6.12.5/drivers/net/b44.c 2005-08-15 02:20:18.000000000 +0200
+++ linux-2.6.12.5-b44/drivers/net/b44.c 2005-09-16 12:54:43.997122712 +0200
@@ -1,7 +1,8 @@
-/* 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)
*
* Distribute under GPL.
*/
@@ -78,7 +79,7 @@
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_DESCRIPTION("Broadcom 4400/47xx 10/100 PCI ethernet driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_MODULE_VERSION);
@@ -93,6 +94,8 @@
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 },
+ { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4713,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
{ } /* terminate list with empty entry */
};
@@ -106,24 +109,13 @@
static void b44_poll_controller(struct net_device *dev);
#endif
-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)
{
unsigned long i;
for (i = 0; i < timeout; i++) {
- u32 val = br32(bp, reg);
+ u32 val = br32(reg);
if (clear && !(val & bit))
break;
@@ -154,7 +146,7 @@
static u32 ssb_get_core_rev(struct b44 *bp)
{
- return (br32(bp, B44_SBIDHIGH) & SBIDHIGH_RC_MASK);
+ return (br32(B44_SBIDHIGH) & SBIDHIGH_RC_MASK);
}
static u32 ssb_pci_setup(struct b44 *bp, u32 cores)
@@ -165,13 +157,13 @@
pci_write_config_dword(bp->pdev, SSB_BAR0_WIN, BCM4400_PCI_CORE_ADDR);
pci_rev = ssb_get_core_rev(bp);
- val = br32(bp, B44_SBINTVEC);
+ val = br32(B44_SBINTVEC);
val |= cores;
- bw32(bp, B44_SBINTVEC, val);
+ bw32(B44_SBINTVEC, val);
- val = br32(bp, SSB_PCI_TRANS_2);
+ val = br32(SSB_PCI_TRANS_2);
val |= SSB_PCI_PREF | SSB_PCI_BURST;
- bw32(bp, SSB_PCI_TRANS_2, val);
+ bw32(SSB_PCI_TRANS_2, val);
pci_write_config_dword(bp->pdev, SSB_BAR0_WIN, bar_orig);
@@ -180,18 +172,18 @@
static void ssb_core_disable(struct b44 *bp)
{
- if (br32(bp, B44_SBTMSLOW) & SBTMSLOW_RESET)
+ if (br32(B44_SBTMSLOW) & SBTMSLOW_RESET)
return;
- bw32(bp, B44_SBTMSLOW, (SBTMSLOW_REJECT | SBTMSLOW_CLOCK));
+ bw32(B44_SBTMSLOW, (SBTMSLOW_REJECT | SBTMSLOW_CLOCK));
b44_wait_bit(bp, B44_SBTMSLOW, SBTMSLOW_REJECT, 100000, 0);
b44_wait_bit(bp, B44_SBTMSHIGH, SBTMSHIGH_BUSY, 100000, 1);
- bw32(bp, B44_SBTMSLOW, (SBTMSLOW_FGC | SBTMSLOW_CLOCK |
+ bw32(B44_SBTMSLOW, (SBTMSLOW_FGC | SBTMSLOW_CLOCK |
SBTMSLOW_REJECT | SBTMSLOW_RESET));
- br32(bp, B44_SBTMSLOW);
+ br32(B44_SBTMSLOW);
udelay(1);
- bw32(bp, B44_SBTMSLOW, (SBTMSLOW_REJECT | SBTMSLOW_RESET));
- br32(bp, B44_SBTMSLOW);
+ bw32(B44_SBTMSLOW, (SBTMSLOW_REJECT | SBTMSLOW_RESET));
+ br32(B44_SBTMSLOW);
udelay(1);
}
@@ -200,58 +192,65 @@
u32 val;
ssb_core_disable(bp);
- bw32(bp, B44_SBTMSLOW, (SBTMSLOW_RESET | SBTMSLOW_CLOCK | SBTMSLOW_FGC));
- br32(bp, B44_SBTMSLOW);
+ bw32(B44_SBTMSLOW, (SBTMSLOW_RESET | SBTMSLOW_CLOCK | SBTMSLOW_FGC));
+ br32(B44_SBTMSLOW);
udelay(1);
/* Clear SERR if set, this is a hw bug workaround. */
- if (br32(bp, B44_SBTMSHIGH) & SBTMSHIGH_SERR)
- bw32(bp, B44_SBTMSHIGH, 0);
+ if (br32(B44_SBTMSHIGH) & SBTMSHIGH_SERR)
+ bw32(B44_SBTMSHIGH, 0);
- val = br32(bp, B44_SBIMSTATE);
+ val = br32(B44_SBIMSTATE);
if (val & (SBIMSTATE_IBE | SBIMSTATE_TO))
- bw32(bp, B44_SBIMSTATE, val & ~(SBIMSTATE_IBE | SBIMSTATE_TO));
+ bw32(B44_SBIMSTATE, val & ~(SBIMSTATE_IBE | SBIMSTATE_TO));
- bw32(bp, B44_SBTMSLOW, (SBTMSLOW_CLOCK | SBTMSLOW_FGC));
- br32(bp, B44_SBTMSLOW);
+ bw32(B44_SBTMSLOW, (SBTMSLOW_CLOCK | SBTMSLOW_FGC));
+ br32(B44_SBTMSLOW);
udelay(1);
- bw32(bp, B44_SBTMSLOW, (SBTMSLOW_CLOCK));
- br32(bp, B44_SBTMSLOW);
+ bw32(B44_SBTMSLOW, (SBTMSLOW_CLOCK));
+ br32(B44_SBTMSLOW);
udelay(1);
}
+static int b44_4713_instance;
+
static int ssb_core_unit(struct b44 *bp)
{
-#if 0
- u32 val = br32(bp, B44_SBADMATCH0);
- u32 base;
-
- type = val & SBADMATCH0_TYPE_MASK;
- switch (type) {
- case 0:
- base = val & SBADMATCH0_BS0_MASK;
- break;
-
- case 1:
- base = val & SBADMATCH0_BS1_MASK;
- break;
-
- case 2:
- default:
- base = val & SBADMATCH0_BS2_MASK;
- break;
- };
-#endif
- return 0;
+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713)
+ return b44_4713_instance++;
+ else
+ return 0;
}
static int ssb_is_core_up(struct b44 *bp)
{
- return ((br32(bp, B44_SBTMSLOW) & (SBTMSLOW_RESET | SBTMSLOW_REJECT | SBTMSLOW_CLOCK))
+ return ((br32(B44_SBTMSLOW) & (SBTMSLOW_RESET | SBTMSLOW_REJECT | SBTMSLOW_CLOCK))
== SBTMSLOW_CLOCK);
}
+static void __b44_cam_read(struct b44 *bp, unsigned char *data, int index)
+{
+ u32 val;
+
+ bw32(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(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(B44_CAM_DATA_HI);
+
+ data[0] = (val >> 8) & 0xFF;
+ data[1] = (val >> 0) & 0xFF;
+}
+
static void __b44_cam_write(struct b44 *bp, unsigned char *data, int index)
{
u32 val;
@@ -260,19 +259,19 @@
val |= ((u32) data[3]) << 16;
val |= ((u32) data[4]) << 8;
val |= ((u32) data[5]) << 0;
- bw32(bp, B44_CAM_DATA_LO, val);
+ bw32(B44_CAM_DATA_LO, val);
val = (CAM_DATA_HI_VALID |
(((u32) data[0]) << 8) |
(((u32) data[1]) << 0));
- bw32(bp, B44_CAM_DATA_HI, val);
- bw32(bp, B44_CAM_CTRL, (CAM_CTRL_WRITE |
+ bw32(B44_CAM_DATA_HI, val);
+ bw32(B44_CAM_CTRL, (CAM_CTRL_WRITE |
(index << CAM_CTRL_INDEX_SHIFT)));
b44_wait_bit(bp, B44_CAM_CTRL, CAM_CTRL_BUSY, 100, 1);
}
static inline void __b44_disable_ints(struct b44 *bp)
{
- bw32(bp, B44_IMASK, 0);
+ bw32(B44_IMASK, 0);
}
static void b44_disable_ints(struct b44 *bp)
@@ -280,42 +279,59 @@
__b44_disable_ints(bp);
/* Flush posted writes. */
- br32(bp, B44_IMASK);
+ br32(B44_IMASK);
}
static void b44_enable_ints(struct b44 *bp)
{
- bw32(bp, B44_IMASK, bp->imask);
+ bw32(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 |
+ bw32(B44_EMAC_ISTAT, EMAC_INT_MII);
+ bw32(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);
- *val = br32(bp, B44_MDIO_DATA) & MDIO_DATA_DATA;
+ *val = br32(B44_MDIO_DATA) & MDIO_DATA_DATA;
return err;
}
-static int b44_writephy(struct b44 *bp, int reg, u32 val)
+static 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 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 |
+ bw32(B44_EMAC_ISTAT, EMAC_INT_MII);
+ bw32(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 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.
@@ -344,6 +360,9 @@
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;
@@ -367,20 +386,20 @@
bp->flags &= ~(B44_FLAG_TX_PAUSE | B44_FLAG_RX_PAUSE);
bp->flags |= pause_flags;
- val = br32(bp, B44_RXCONFIG);
+ val = br32(B44_RXCONFIG);
if (pause_flags & B44_FLAG_RX_PAUSE)
val |= RXCONFIG_FLOW;
else
val &= ~RXCONFIG_FLOW;
- bw32(bp, B44_RXCONFIG, val);
+ bw32(B44_RXCONFIG, val);
- val = br32(bp, B44_MAC_FLOW);
+ val = br32(B44_MAC_FLOW);
if (pause_flags & B44_FLAG_TX_PAUSE)
val |= (MAC_FLOW_PAUSE_ENAB |
(0xc0 & MAC_FLOW_RX_HI_WATER));
else
val &= ~MAC_FLOW_PAUSE_ENAB;
- bw32(bp, B44_MAC_FLOW, val);
+ bw32(B44_MAC_FLOW, val);
}
static void b44_set_flow_ctrl(struct b44 *bp, u32 local, u32 remote)
@@ -414,6 +433,9 @@
u32 val;
int err;
+ 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,
@@ -476,11 +498,11 @@
val = &bp->hw_stats.tx_good_octets;
for (reg = B44_TX_GOOD_O; reg <= B44_TX_PAUSE; reg += 4UL) {
- *val++ += br32(bp, reg);
+ *val++ += br32(reg);
}
val = &bp->hw_stats.rx_good_octets;
for (reg = B44_RX_GOOD_O; reg <= B44_RX_NPAUSE; reg += 4UL) {
- *val++ += br32(bp, reg);
+ *val++ += br32(reg);
}
}
@@ -506,6 +528,19 @@
{
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(B44_TX_CTRL);
+ val |= TX_CTRL_DUPLEX;
+ bw32(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)) {
@@ -520,14 +555,14 @@
if (!netif_carrier_ok(bp->dev) &&
(bmsr & BMSR_LSTATUS)) {
- u32 val = br32(bp, B44_TX_CTRL);
+ u32 val = br32(B44_TX_CTRL);
u32 local_adv, remote_adv;
if (bp->flags & B44_FLAG_FULL_DUPLEX)
val |= TX_CTRL_DUPLEX;
else
val &= ~TX_CTRL_DUPLEX;
- bw32(bp, B44_TX_CTRL, val);
+ bw32(B44_TX_CTRL, val);
if (!(bp->flags & B44_FLAG_FORCE_LINK) &&
!b44_readphy(bp, MII_ADVERTISE, &local_adv) &&
@@ -572,7 +607,7 @@
{
u32 cur, cons;
- cur = br32(bp, B44_DMATX_STAT) & DMATX_STAT_CDMASK;
+ cur = br32(B44_DMATX_STAT) & DMATX_STAT_CDMASK;
cur /= sizeof(struct dma_desc);
/* XXX needs updating when NETIF_F_SG is supported */
@@ -596,7 +631,7 @@
TX_BUFFS_AVAIL(bp) > B44_TX_WAKEUP_THRESH)
netif_wake_queue(bp->dev);
- bw32(bp, B44_GPTIMER, 0);
+ bw32(B44_GPTIMER, 0);
}
/* Works like this. This chip writes a 'struct rx_header" 30 bytes
@@ -713,7 +748,7 @@
u32 cons, prod;
received = 0;
- prod = br32(bp, B44_DMARX_STAT) & DMARX_STAT_CDMASK;
+ prod = br32(B44_DMARX_STAT) & DMARX_STAT_CDMASK;
prod /= sizeof(struct dma_desc);
cons = bp->rx_cons;
@@ -792,7 +827,7 @@
}
bp->rx_cons = cons;
- bw32(bp, B44_DMARX_PTR, cons * sizeof(struct dma_desc));
+ bw32(B44_DMARX_PTR, cons * sizeof(struct dma_desc));
return received;
}
@@ -856,8 +891,8 @@
spin_lock_irqsave(&bp->lock, flags);
- istat = br32(bp, B44_ISTAT);
- imask = br32(bp, B44_IMASK);
+ istat = br32(B44_ISTAT);
+ imask = br32(B44_IMASK);
/* ??? What the fuck is the purpose of the interrupt mask
* ??? register if we have to mask it out by hand anyways?
@@ -877,8 +912,8 @@
dev->name);
}
- bw32(bp, B44_ISTAT, istat);
- br32(bp, B44_ISTAT);
+ bw32(B44_ISTAT, istat);
+ br32(B44_ISTAT);
}
spin_unlock_irqrestore(&bp->lock, flags);
return IRQ_RETVAL(handled);
@@ -965,11 +1000,11 @@
wmb();
- bw32(bp, B44_DMATX_PTR, entry * sizeof(struct dma_desc));
+ bw32(B44_DMATX_PTR, entry * sizeof(struct dma_desc));
if (bp->flags & B44_FLAG_BUGGY_TXPTR)
- bw32(bp, B44_DMATX_PTR, entry * sizeof(struct dma_desc));
+ bw32(B44_DMATX_PTR, entry * sizeof(struct dma_desc));
if (bp->flags & B44_FLAG_REORDER_BUG)
- br32(bp, B44_DMATX_PTR);
+ br32(B44_DMATX_PTR);
if (TX_BUFFS_AVAIL(bp) < 1)
netif_stop_queue(dev);
@@ -1137,32 +1172,35 @@
{
unsigned long reg;
- bw32(bp, B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ);
+ bw32(B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ);
for (reg = B44_TX_GOOD_O; reg <= B44_TX_PAUSE; reg += 4UL)
- br32(bp, reg);
+ br32(reg);
for (reg = B44_RX_GOOD_O; reg <= B44_RX_NPAUSE; reg += 4UL)
- br32(bp, reg);
+ br32(reg);
}
/* bp->lock is held. */
static void b44_chip_reset(struct b44 *bp)
{
+ unsigned int sb_clock;
+
if (ssb_is_core_up(bp)) {
- bw32(bp, B44_RCV_LAZY, 0);
- bw32(bp, B44_ENET_CTRL, ENET_CTRL_DISABLE);
+ bw32(B44_RCV_LAZY, 0);
+ bw32(B44_ENET_CTRL, ENET_CTRL_DISABLE);
b44_wait_bit(bp, B44_ENET_CTRL, ENET_CTRL_DISABLE, 100, 1);
- bw32(bp, B44_DMATX_CTRL, 0);
+ bw32(B44_DMATX_CTRL, 0);
bp->tx_prod = bp->tx_cons = 0;
- if (br32(bp, B44_DMARX_STAT) & DMARX_STAT_EMASK) {
+ if (br32(B44_DMARX_STAT) & DMARX_STAT_EMASK) {
b44_wait_bit(bp, B44_DMARX_STAT, DMARX_STAT_SIDLE,
100, 0);
}
- bw32(bp, B44_DMARX_CTRL, 0);
+ bw32(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);
@@ -1170,20 +1208,26 @@
b44_clear_stats(bp);
/* Make PHY accessible. */
- 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)) {
- bw32(bp, B44_ENET_CTRL, ENET_CTRL_EPSEL);
- br32(bp, B44_ENET_CTRL);
+ if (bp->pdev->device == PCI_DEVICE_ID_BCM4713)
+ sb_clock = 100000000; /* 100 MHz */
+ else
+ sb_clock = 62500000; /* 62.5 MHz */
+
+ bw32(B44_MDIO_CTRL, (MDIO_CTRL_PREAMBLE |
+ (((sb_clock + (B44_MDC_RATIO / 2)) / B44_MDC_RATIO)
+ & MDIO_CTRL_MAXF_MASK)));
+ br32(B44_MDIO_CTRL);
+
+ if (!(br32(B44_DEVCTRL) & DEVCTRL_IPP)) {
+ bw32(B44_ENET_CTRL, ENET_CTRL_EPSEL);
+ br32(B44_ENET_CTRL);
bp->flags &= ~B44_FLAG_INTERNAL_PHY;
} else {
- u32 val = br32(bp, B44_DEVCTRL);
+ u32 val = br32(B44_DEVCTRL);
if (val & DEVCTRL_EPR) {
- bw32(bp, B44_DEVCTRL, (val & ~DEVCTRL_EPR));
- br32(bp, B44_DEVCTRL);
+ bw32(B44_DEVCTRL, (val & ~DEVCTRL_EPR));
+ br32(B44_DEVCTRL);
udelay(100);
}
bp->flags |= B44_FLAG_INTERNAL_PHY;
@@ -1200,13 +1244,13 @@
/* bp->lock is held. */
static void __b44_set_mac_addr(struct b44 *bp)
{
- bw32(bp, B44_CAM_CTRL, 0);
+ bw32(B44_CAM_CTRL, 0);
if (!(bp->dev->flags & IFF_PROMISC)) {
u32 val;
__b44_cam_write(bp, bp->dev->dev_addr, 0);
- val = br32(bp, B44_CAM_CTRL);
- bw32(bp, B44_CAM_CTRL, val | CAM_CTRL_ENABLE);
+ val = br32(B44_CAM_CTRL);
+ bw32(B44_CAM_CTRL, val | CAM_CTRL_ENABLE);
}
}
@@ -1240,30 +1284,30 @@
b44_setup_phy(bp);
/* Enable CRC32, set proper LED modes and power on PHY */
- bw32(bp, B44_MAC_CTRL, MAC_CTRL_CRC32_ENAB | MAC_CTRL_PHY_LEDCTRL);
- bw32(bp, B44_RCV_LAZY, (1 << RCV_LAZY_FC_SHIFT));
+ bw32(B44_MAC_CTRL, MAC_CTRL_CRC32_ENAB | MAC_CTRL_PHY_LEDCTRL);
+ bw32(B44_RCV_LAZY, (1 << RCV_LAZY_FC_SHIFT));
/* This sets the MAC address too. */
__b44_set_rx_mode(bp->dev);
/* MTU + eth header + possible VLAN tag + struct rx_header */
- bw32(bp, B44_RXMAXLEN, bp->dev->mtu + ETH_HLEN + 8 + RX_HEADER_LEN);
- bw32(bp, B44_TXMAXLEN, bp->dev->mtu + ETH_HLEN + 8 + RX_HEADER_LEN);
+ bw32(B44_RXMAXLEN, bp->dev->mtu + ETH_HLEN + 8 + RX_HEADER_LEN);
+ bw32(B44_TXMAXLEN, bp->dev->mtu + ETH_HLEN + 8 + RX_HEADER_LEN);
- bw32(bp, B44_TX_WMARK, 56); /* XXX magic */
- bw32(bp, B44_DMATX_CTRL, DMATX_CTRL_ENABLE);
- bw32(bp, B44_DMATX_ADDR, bp->tx_ring_dma + bp->dma_offset);
- bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE |
+ bw32(B44_TX_WMARK, 56); /* XXX magic */
+ bw32(B44_DMATX_CTRL, DMATX_CTRL_ENABLE);
+ bw32(B44_DMATX_ADDR, bp->tx_ring_dma + bp->dma_offset);
+ bw32(B44_DMARX_CTRL, (DMARX_CTRL_ENABLE |
(bp->rx_offset << DMARX_CTRL_ROSHIFT)));
- bw32(bp, B44_DMARX_ADDR, bp->rx_ring_dma + bp->dma_offset);
+ bw32(B44_DMARX_ADDR, bp->rx_ring_dma + bp->dma_offset);
- bw32(bp, B44_DMARX_PTR, bp->rx_pending);
+ bw32(B44_DMARX_PTR, bp->rx_pending);
bp->rx_prod = bp->rx_pending;
- bw32(bp, B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ);
+ bw32(B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ);
- val = br32(bp, B44_ENET_CTRL);
- bw32(bp, B44_ENET_CTRL, (val | ENET_CTRL_ENABLE));
+ val = br32(B44_ENET_CTRL);
+ bw32(B44_ENET_CTRL, (val | ENET_CTRL_ENABLE));
}
static int b44_open(struct net_device *dev)
@@ -1416,11 +1460,11 @@
int i=0;
unsigned char zero[6] = {0,0,0,0,0,0};
- val = br32(bp, B44_RXCONFIG);
+ val = br32(B44_RXCONFIG);
val &= ~(RXCONFIG_PROMISC | RXCONFIG_ALLMULTI);
if (dev->flags & IFF_PROMISC) {
val |= RXCONFIG_PROMISC;
- bw32(bp, B44_RXCONFIG, val);
+ bw32(B44_RXCONFIG, val);
} else {
__b44_set_mac_addr(bp);
@@ -1432,9 +1476,9 @@
for(;i<64;i++) {
__b44_cam_write(bp, zero, i);
}
- bw32(bp, B44_RXCONFIG, val);
- val = br32(bp, B44_CAM_CTRL);
- bw32(bp, B44_CAM_CTRL, val | CAM_CTRL_ENABLE);
+ bw32(B44_RXCONFIG, val);
+ val = br32(B44_CAM_CTRL);
+ bw32(B44_CAM_CTRL, val | CAM_CTRL_ENABLE);
}
}
@@ -1675,17 +1719,288 @@
.set_msglevel = b44_set_msglevel,
};
+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;
- 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;
- return err;
+ 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:
+ /* do nothing */
+ break;
+ };
+ return -EOPNOTSUPP;
}
/* Read 128-bytes of EEPROM. */
@@ -1704,19 +2019,41 @@
{
u8 eeprom[128];
int err;
+ unsigned long flags;
- 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->phy_addr = eeprom[90] & 0x1f;
+ 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. 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;
+ bp->dma_offset = 0;
+ } else {
+ err = b44_read_eeprom(bp, &eeprom[0]);
+ if (err)
+ return err;
+
+ 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->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.
@@ -1726,13 +2063,12 @@
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;
*/
-out:
- return err;
+
+ return 0;
}
static int __devinit b44_init_one(struct pci_dev *pdev,
@@ -1810,7 +2146,7 @@
spin_lock_init(&bp->lock);
- bp->regs = ioremap(b44reg_base, b44reg_len);
+ bp->regs = (unsigned long) ioremap(b44reg_base, b44reg_len);
if (bp->regs == 0UL) {
printk(KERN_ERR PFX "Cannot map device registers, "
"aborting.\n");
@@ -1871,15 +2207,21 @@
pci_save_state(bp->pdev);
- 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:
- iounmap(bp->regs);
+ iounmap((void *) bp->regs);
err_out_free_dev:
free_netdev(dev);
@@ -1901,7 +2243,7 @@
struct b44 *bp = netdev_priv(dev);
unregister_netdev(dev);
- iounmap(bp->regs);
+ iounmap((void *) bp->regs);
free_netdev(dev);
pci_release_regions(pdev);
pci_disable_device(pdev);
diff -Nur linux-2.6.12.5/drivers/net/b44.h linux-2.6.12.5-b44/drivers/net/b44.h
--- linux-2.6.12.5/drivers/net/b44.h 2005-08-15 02:20:18.000000000 +0200
+++ linux-2.6.12.5-b44/drivers/net/b44.h 2005-09-16 11:06:16.393533960 +0200
@@ -292,6 +292,9 @@
#define SSB_PCI_MASK1 0xfc000000
#define SSB_PCI_MASK2 0xc0000000
+#define br32(REG) readl((void *)bp->regs + (REG))
+#define bw32(REG,VAL) writel((VAL), (void *)bp->regs + (REG))
+
/* 4400 PHY registers */
#define B44_MII_AUXCTRL 24 /* Auxiliary Control */
#define MII_AUXCTRL_DUPLEX 0x0001 /* Full Duplex */
@@ -345,6 +348,8 @@
};
#define B44_MCAST_TABLE_SIZE 32
+#define B44_PHY_ADDR_NO_PHY 30
+#define B44_MDC_RATIO 5000000
/* SW copy of device statistics, kept up to date by periodic timer
* which probes HW values. Must have same relative layout as HW
@@ -410,7 +415,7 @@
struct net_device_stats stats;
struct b44_hw_stats hw_stats;
- void __iomem *regs;
+ unsigned long regs;
struct pci_dev *pdev;
struct net_device *dev;
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