diff options
Diffstat (limited to 'target/linux/rdc-2.6/patches/002-r6040_ethernet.patch')
| -rw-r--r-- | target/linux/rdc-2.6/patches/002-r6040_ethernet.patch | 984 |
1 files changed, 0 insertions, 984 deletions
diff --git a/target/linux/rdc-2.6/patches/002-r6040_ethernet.patch b/target/linux/rdc-2.6/patches/002-r6040_ethernet.patch index 1402369..333ec36 100644 --- a/target/linux/rdc-2.6/patches/002-r6040_ethernet.patch +++ b/target/linux/rdc-2.6/patches/002-r6040_ethernet.patch @@ -32,987 +32,3 @@ diff -urN linux-2.6.17/drivers/net/Makefile linux-2.6.17.new/drivers/net/Makefil obj-$(CONFIG_FORCEDETH) += forcedeth.o obj-$(CONFIG_NE_H8300) += ne-h8300.o 8390.o -diff -urN linux-2.6.17/drivers/net/r6040.c linux-2.6.17.new/drivers/net/r6040.c ---- linux-2.6.17/drivers/net/r6040.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.17.new/drivers/net/r6040.c 2006-09-25 13:12:41.000000000 +0200 -@@ -0,0 +1,980 @@ -+/* rdc.c: A RDC FastEthernet driver for linux. */ -+/* -+ Re-written 2004 by Sten Wang. -+ -+ Copyright 1994-2000 by Donald Becker. -+ Copyright 1993 United States Government as represented by the -+ Director, National Security Agency. This software may be used and -+ distributed according to the terms of the GNU General Public License, -+ incorporated herein by reference. -+ -+ This driver is for RDC FastEthernet MAC series. -+ For kernel version after 2.4.22 -+ -+ Modification List -+ ---------- ------------------------------------------------ -+ 12-22-2004 Sten Init MAC MBCR register=0x012A -+ PHY_CAP = 0x01E1 -+*/ -+ -+#define FORICPLUS /* Supports ICPlus IP175C switch chip */ -+#define BOOSTRDC /* Accelerate Ethernet performance */ -+ -+#define DRV_NAME "rdc" -+#define DRV_VERSION "0.6" -+#define DRV_RELDATE "9July2004" -+ -+/* PHY CHIP Address */ -+#define PHY1_ADDR 1 /* For MAC1 */ -+#define PHY2_ADDR 2 /* For MAC2 */ -+#define PHY_MODE 0x3100 /* PHY CHIP Register 0 */ -+#define PHY_CAP 0x01E1 /* PHY CHIP Register 4 */ -+ -+/* Time in jiffies before concluding the transmitter is hung. */ -+#define TX_TIMEOUT (400 * HZ / 1000) -+#define TIMER_WUT (jiffies + HZ * 1)/* timer wakeup time : 1 second */ -+ -+/* RDC MAC ID */ -+#define RDC_MAC_ID 0x6040 -+ -+/* RDC MAC I/O Size */ -+#define R6040_IO_SIZE 256 -+ -+/* RDC Chip PCI Command */ -+#define R6040_PCI_CMD 0x0005 /* IO, Master */ -+ -+/* MAX RDC MAC */ -+#define MAX_MAC 2 -+ -+/* MAC setting */ -+#ifdef BOOSTRDC -+#define TX_DCNT 32 /* TX descriptor count */ -+#define RX_DCNT 32 /* RX descriptor count */ -+#else -+#define TX_DCNT 0x8 /* TX descriptor count */ -+#define RX_DCNT 0x8 /* RX descriptor count */ -+#endif -+#define MAX_BUF_SIZE 0x600 -+#define ALLOC_DESC_SIZE ((TX_DCNT+RX_DCNT)*sizeof(struct rdc_descriptor)+0x10) -+#define MBCR_DEFAULT 0x012A /* MAC Control Register */ -+ -+/* Debug enable or not */ -+#define RDC_DEBUG 0 -+ -+#if RDC_DEBUG > 1 -+#define RDC_DBUG(msg, value) printk("%s %x\n", msg, value); -+#else -+#define RDC_DBUG(msg, value) -+#endif -+ -+ -+#include <linux/module.h> -+#include <linux/kernel.h> -+#include <linux/string.h> -+#include <linux/timer.h> -+#include <linux/errno.h> -+#include <linux/ioport.h> -+#include <linux/slab.h> -+#include <linux/interrupt.h> -+#include <linux/pci.h> -+#include <linux/netdevice.h> -+#include <linux/etherdevice.h> -+#include <linux/skbuff.h> -+#include <linux/init.h> -+#include <linux/delay.h> /* for udelay() */ -+#include <linux/mii.h> -+#include <linux/ethtool.h> -+#include <linux/crc32.h> -+#include <linux/spinlock.h> -+ -+#include <asm/processor.h> -+#include <asm/bitops.h> -+#include <asm/io.h> -+#include <asm/irq.h> -+#include <asm/uaccess.h> -+ -+MODULE_AUTHOR("Sten Wang <sten.wang@rdc.com.tw>"); -+MODULE_DESCRIPTION("RDC R6040 PCI FastEthernet Driver"); -+MODULE_LICENSE("GPL"); -+ -+//MODULE_PARM(adr_table, "2-4i"); -+MODULE_PARM_DESC(adr_table, "MAC Address (assigned)"); -+ -+struct rdc_descriptor { -+ u16 status, len; /* 0-3 */ -+ u32 buf; /* 4-7 */ -+ u32 ndesc; /* 8-B */ -+ u32 rev1; /* C-F */ -+ char *vbufp; /* 10-13 */ -+ struct rdc_descriptor *vndescp; /* 14-17 */ -+ struct sk_buff *skb_ptr; /* 18-1B */ -+ u32 rev2; /* 1C-1F */ -+} __attribute__(( aligned(32) )); -+ -+struct rdc_private { -+ struct net_device_stats stats; -+ spinlock_t lock; -+ struct timer_list timer; -+ struct pci_dev *pdev; -+ -+ struct rdc_descriptor *rx_insert_ptr; -+ struct rdc_descriptor *rx_remove_ptr; -+ struct rdc_descriptor *tx_insert_ptr; -+ struct rdc_descriptor *tx_remove_ptr; -+ u16 tx_free_desc, rx_free_desc, phy_addr, phy_mode; -+ u16 mcr0, mcr1; -+ dma_addr_t desc_dma; -+ char *desc_pool; -+}; -+ -+struct rdc_chip_info { -+ const char *name; -+ u16 pci_flags; -+ int io_size; -+ int drv_flags; -+}; -+ -+static int __devinitdata printed_version; -+static char version[] __devinitdata = -+ KERN_INFO DRV_NAME ": RDC R6040 net driver, version " -+ DRV_VERSION " (" DRV_RELDATE ")\n"; -+ -+static struct rdc_chip_info rdc_chip_info[] __devinitdata = -+{ -+ { "RDC R6040 Knight", R6040_PCI_CMD, R6040_IO_SIZE, 0} -+}; -+ -+static int phy_table[] = { 0x1, 0x2}; -+static u8 adr_table[2][8] = {{0x00, 0x00, 0x60, 0x00, 0x00, 0x01}, {0x00, 0x00, 0x60, 0x00, 0x00, 0x02}}; -+ -+static int rdc_open(struct net_device *dev); -+static int rdc_start_xmit(struct sk_buff *skb, struct net_device *dev); -+static irqreturn_t rdc_interrupt(int irq, void *dev_id); -+static struct net_device_stats *rdc_get_stats(struct net_device *dev); -+static int rdc_close(struct net_device *dev); -+static void set_multicast_list(struct net_device *dev); -+static struct ethtool_ops netdev_ethtool_ops; -+static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd); -+static void rdc_down(struct net_device *dev); -+static void rdc_up(struct net_device *dev); -+static void rdc_tx_timeout (struct net_device *dev); -+static void rdc_timer(unsigned long); -+ -+static int phy_mode_chk(struct net_device *dev); -+static int phy_read(int ioaddr, int phy_adr, int reg_idx); -+static void phy_write(int ioaddr, int phy_adr, int reg_idx, int dat); -+ -+#ifdef BOOSTRDC -+#define rx_buf_alloc(lp) \ -+ do { \ -+ struct rdc_descriptor *descptr; \ -+ descptr = lp->rx_insert_ptr; \ -+ while(lp->rx_free_desc < RX_DCNT){ \ -+ descptr->skb_ptr = dev_alloc_skb(MAX_BUF_SIZE); \ -+ if (!descptr->skb_ptr) break; \ -+ descptr->buf = cpu_to_le32(pci_map_single(lp->pdev, descptr->skb_ptr->tail, MAX_BUF_SIZE, PCI_DMA_FROMDEVICE)); \ -+ descptr->status = 0x8000; \ -+ descptr = descptr->vndescp; \ -+ lp->rx_free_desc++; \ -+ } \ -+ lp->rx_insert_ptr = descptr; \ -+ } while(0) -+ -+#else -+static void rx_buf_alloc(struct rdc_private *lp); -+#endif -+ -+#ifdef FORICPLUS -+static void process_ioctl(struct net_device*, unsigned long* ); -+#endif -+ -+static int __devinit rdc_init_one (struct pci_dev *pdev, -+ const struct pci_device_id *ent) -+{ -+ struct net_device *dev; -+ struct rdc_private *lp; -+ int ioaddr, io_size, err; -+ static int card_idx = -1; -+ int chip_id = (int)ent->driver_data; -+ -+ RDC_DBUG("rdc_init_one()", 0); -+ -+ if (printed_version++) -+ printk(version); -+ -+ if ((err = pci_enable_device (pdev))) -+ return err; -+ -+ /* this should always be supported */ -+ if (pci_set_dma_mask(pdev, 0xffffffff)) { -+ printk(KERN_ERR DRV_NAME "32-bit PCI DMA addresses not supported by the card!?\n"); -+ return -ENODEV; -+ } -+ -+ /* IO Size check */ -+ io_size = rdc_chip_info[chip_id].io_size; -+ if (pci_resource_len (pdev, 0) < io_size) { -+ return -ENODEV; -+ } -+ -+ ioaddr = pci_resource_start (pdev, 0); /* IO map base address */ -+ pci_set_master(pdev); -+ -+ dev = alloc_etherdev(sizeof(struct rdc_private)); -+ if (dev == NULL) -+ return -ENOMEM; -+ SET_MODULE_OWNER(dev); -+ -+ if (pci_request_regions(pdev, DRV_NAME)) { -+ printk(KERN_ERR DRV_NAME ": Failed to request PCI regions\n"); -+ err = -ENODEV; -+ goto err_out_disable; -+ } -+ -+ /* Init system & device */ -+ lp = dev->priv; -+ dev->base_addr = ioaddr; -+ dev->irq = pdev->irq; -+ -+ spin_lock_init(&lp->lock); -+ pci_set_drvdata(pdev, dev); -+ -+ /* Set MAC address */ -+ card_idx++; -+ memcpy(dev->dev_addr, (u8 *)&adr_table[card_idx][0], 6); -+ -+ /* Link new device into rdc_root_dev */ -+ lp->pdev = pdev; -+ -+ /* Init RDC private data */ -+ lp->mcr0 = 0x1002; -+ lp->phy_addr = phy_table[card_idx]; -+ -+ /* The RDC-specific entries in the device structure. */ -+ dev->open = &rdc_open; -+ dev->hard_start_xmit = &rdc_start_xmit; -+ dev->stop = &rdc_close; -+ dev->get_stats = &rdc_get_stats; -+ dev->set_multicast_list = &set_multicast_list; -+ dev->do_ioctl = &netdev_ioctl; -+ dev->ethtool_ops = &netdev_ethtool_ops; -+ dev->tx_timeout = &rdc_tx_timeout; -+ dev->watchdog_timeo = TX_TIMEOUT; -+ -+ /* Register net device. After this dev->name assign */ -+ if ((err = register_netdev(dev))) { -+ printk(KERN_ERR DRV_NAME ": Failed to register net device\n"); -+ goto err_out_res; -+ } -+ -+ netif_carrier_on(dev); -+ return 0; -+ -+err_out_res: -+ pci_release_regions(pdev); -+err_out_disable: -+ pci_disable_device(pdev); -+ pci_set_drvdata(pdev, NULL); -+ kfree(dev); -+ -+ return err; -+} -+ -+static void __devexit rdc_remove_one (struct pci_dev *pdev) -+{ -+ struct net_device *dev = pci_get_drvdata(pdev); -+ -+ unregister_netdev(dev); -+ pci_release_regions(pdev); -+ kfree(dev); -+ pci_disable_device(pdev); -+ pci_set_drvdata(pdev, NULL); -+} -+ -+static int -+rdc_open(struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ int i; -+ -+ RDC_DBUG("rdc_open()", 0); -+ -+ /* Request IRQ and Register interrupt handler */ -+ i = request_irq(dev->irq, &rdc_interrupt, SA_SHIRQ, dev->name, dev); -+ if (i) return i; -+ -+ /* Allocate Descriptor memory */ -+ lp->desc_pool = pci_alloc_consistent(lp->pdev, ALLOC_DESC_SIZE, &lp->desc_dma); -+ if (!lp->desc_pool) return -ENOMEM; -+ -+ rdc_up(dev); -+ -+ netif_start_queue(dev); -+ -+#ifndef FORICPLUS -+ /* set and active a timer process */ -+ init_timer(&lp->timer); -+ lp->timer.expires = TIMER_WUT; -+ lp->timer.data = (unsigned long)dev; -+ lp->timer.function = &rdc_timer; -+ add_timer(&lp->timer); -+#endif -+ -+ return 0; -+} -+ -+static void -+rdc_tx_timeout (struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ //int ioaddr = dev->base_addr; -+ //struct rdc_descriptor *descptr = lp->tx_remove_ptr; -+ -+ RDC_DBUG("rdc_tx_timeout()", 0); -+ -+ /* Transmitter timeout, serious problems. */ -+ /* Sten: Nothing need to do so far. */ -+ printk(KERN_ERR DRV_NAME ": Big Trobule, transmit timeout/n"); -+ lp->stats.tx_errors++; -+ netif_stop_queue(dev); -+ -+//printk("<RDC> XMT timedout: CR0 %x, CR40 %x, CR3C %x, CR2C %x, CR30 %x, CR34 %x, CR38 %x\n", inw(ioaddr), inw(ioaddr+0x40), inw(ioaddr+0x3c), inw(ioaddr+0x2c), inw(ioaddr+0x30), inw(ioaddr+0x34), inw(ioaddr+0x38)); -+ -+//printk("<RDC> XMT_TO: %08lx:%04x %04x %08lx %08lx %08lx %08lx\n", descptr, descptr->status, descptr->len, descptr->buf, descptr->skb_ptr, descptr->ndesc, descptr->vndescp); -+} -+ -+ -+static int -+rdc_start_xmit(struct sk_buff *skb, struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ struct rdc_descriptor *descptr; -+ int ioaddr = dev->base_addr; -+ unsigned long flags; -+ -+ RDC_DBUG("rdc_start_xmit()", 0); -+ -+ if (skb == NULL) /* NULL skb directly return */ -+ return 0; -+ if (skb->len >= MAX_BUF_SIZE) { /* Packet too long, drop it */ -+ dev_kfree_skb(skb); -+ return 0; -+ } -+ -+ /* Critical Section */ -+ spin_lock_irqsave(&lp->lock, flags); -+ -+ /* TX resource check */ -+ if (!lp->tx_free_desc) { -+ spin_unlock_irqrestore(&lp->lock, flags); -+ printk(KERN_ERR DRV_NAME ": NO TX DESC "); -+ return 1; -+ } -+ -+ /* Statistic Counter */ -+ lp->stats.tx_packets++; -+ lp->stats.tx_bytes += skb->len; -+ -+ /* Set TX descriptor & Transmit it */ -+ lp->tx_free_desc--; -+ descptr = lp->tx_insert_ptr; -+ if (skb->len < 0x3c) descptr->len = 0x3c; -+ else descptr->len = skb->len; -+ descptr->skb_ptr = skb; -+ descptr->buf = cpu_to_le32(pci_map_single(lp->pdev, skb->data, skb->len, PCI_DMA_TODEVICE)); -+ descptr->status = 0x8000; -+ outw(0x01, ioaddr + 0x14); -+ lp->tx_insert_ptr = descptr->vndescp; -+ -+#if RDC_DEBUG -+ printk("Xmit(): %08lx:%04x %04x %08lx %08lx %08lx %08lx\n", descptr, descptr->status, descptr->len, descptr->buf, descptr->skb_ptr, descptr->ndesc, descptr->vndescp); -+#endif -+ -+ /* If no tx resource, stop */ -+ if (!lp->tx_free_desc) -+ netif_stop_queue(dev); -+ -+ dev->trans_start = jiffies; -+ spin_unlock_irqrestore(&lp->lock, flags); -+ return 0; -+} -+ -+/* The RDC interrupt handler. */ -+static irqreturn_t -+rdc_interrupt(int irq, void *dev_id) -+{ -+ struct net_device *dev = dev_id; -+ struct rdc_private *lp; -+ struct rdc_descriptor *descptr; -+ struct sk_buff *skb_ptr; -+ int ioaddr, status; -+ unsigned long flags; -+ int handled = 0; -+ -+ RDC_DBUG("rdc_interrupt()", 0); -+ if (dev == NULL) { -+ printk (KERN_ERR DRV_NAME ": INT() unknown device.\n"); -+ return IRQ_RETVAL(handled); -+ } -+ -+ lp = (struct rdc_private *)dev->priv; -+ spin_lock_irqsave(&lp->lock, flags); -+ -+ /* Check MAC Interrupt status */ -+ ioaddr = dev->base_addr; -+ outw(0x0, ioaddr + 0x40); /* Mask Off RDC MAC interrupt */ -+ status = inw(ioaddr + 0x3c); /* Read INTR status and clear */ -+ -+ /* TX interrupt request */ -+ if (status & 0x10) { -+ handled = 1; -+ descptr = lp->tx_remove_ptr; -+ while(lp->tx_free_desc < TX_DCNT) { -+ if (descptr->status & 0x8000) break; /* Not complte */ -+ skb_ptr = descptr->skb_ptr; -+ pci_unmap_single(lp->pdev, descptr->buf, skb_ptr->len, PCI_DMA_TODEVICE); -+ dev_kfree_skb_irq(skb_ptr); /* Free buffer */ -+ descptr->skb_ptr = 0; -+ descptr = descptr->vndescp; /* To next descriptor */ -+ lp->tx_free_desc++; -+ } -+ lp->tx_remove_ptr = descptr; -+ if (lp->tx_free_desc) netif_wake_queue(dev); -+ } -+ -+ /* RX interrupt request */ -+ if (status & 0x01) { -+ handled = 1; -+ descptr = lp->rx_remove_ptr; -+ while(lp->rx_free_desc) { -+ if (descptr->status & 0x8000) break; /* No Rx packet */ -+ skb_ptr = descptr->skb_ptr; -+ descptr->skb_ptr = 0; -+ skb_ptr->dev = dev; -+ skb_put(skb_ptr, descptr->len - 4); -+ pci_unmap_single(lp->pdev, descptr->buf, MAX_BUF_SIZE, PCI_DMA_FROMDEVICE); -+ skb_ptr->protocol = eth_type_trans(skb_ptr, dev); -+ netif_rx(skb_ptr); /* Send to upper layer */ -+ lp->stats.rx_packets++; -+ lp->stats.rx_bytes += descptr->len; -+ descptr = descptr->vndescp; /* To next descriptor */ -+ lp->rx_free_desc--; -+ } -+ lp->rx_remove_ptr = descptr; -+ } -+ -+ /* Allocate new RX buffer */ -+ if (lp->rx_free_desc < RX_DCNT) rx_buf_alloc(lp); -+ -+ outw(0x0011, ioaddr + 0x40); /* TX/RX interrupt enable */ -+ spin_unlock_irqrestore(&lp->lock, flags); -+ -+ return IRQ_RETVAL(handled); -+} -+ -+ -+static struct net_device_stats * -+rdc_get_stats(struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ -+ RDC_DBUG("rdc_get_stats()", 0); -+ return &lp->stats; -+} -+ -+/* -+ * Set or clear the multicast filter for this adaptor. -+ */ -+static void -+set_multicast_list(struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ struct dev_mc_list *mcptr; -+ int ioaddr = dev->base_addr; -+ u16 *adrp, i; -+ unsigned long flags; -+ -+ RDC_DBUG("set_multicast_list()", 0); -+ -+ /* MAC Address */ -+ ioaddr += 0x68; -+ adrp = (u16 *) dev->dev_addr; -+ outw(adrp[0], ioaddr); ioaddr += 2; -+ outw(adrp[1], ioaddr); ioaddr += 2; -+ outw(adrp[2], ioaddr); ioaddr += 2; -+ -+#if RDC_DEBUG -+ printk("MAC ADDR: %04x %04x %04x\n", adrp[0], adrp[1], adrp[2]); -+#endif -+ -+ /* Promiscous Mode */ -+ spin_lock_irqsave(lp->lock, flags); -+ i = inw(ioaddr) & ~0x0120; /* Clear AMCP & PROM */ -+ if (dev->flags & IFF_PROMISC) i |= 0x0020; -+ if (dev->mc_count > 4) i |= 0x0100; /* Too many multicast address */ -+ outw(i, ioaddr); -+ spin_unlock_irqrestore(lp->lock, flags); -+ -+ /* Multicast Address */ -+ if (dev->mc_count > 4) /* Wait to do: Hash Table for multicast */ -+ return; -+ -+ /* Multicast Address 1~4 case */ -+ for (i = 0, mcptr = dev->mc_list; (i<dev->mc_count) && (i<4); i++) { -+ adrp = (u16 *)mcptr->dmi_addr; -+ outw(adrp[0], ioaddr); ioaddr += 2; -+ outw(adrp[1], ioaddr); ioaddr += 2; -+ outw(adrp[2], ioaddr); ioaddr += 2; -+ mcptr = mcptr->next; -+#if RDC_DEBUG -+ printk("M_ADDR: %04x %04x %04x\n", adrp[0], adrp[1], adrp[2]); -+#endif -+ } -+ for (i = dev->mc_count; i < 4; i++) { -+ outw(0xffff, ioaddr); ioaddr += 2; -+ outw(0xffff, ioaddr); ioaddr += 2; -+ outw(0xffff, ioaddr); ioaddr += 2; -+ } -+} -+ -+static void netdev_get_drvinfo (struct net_device *dev, struct ethtool_drvinfo *info) -+{ -+ struct rdc_private *rp = dev->priv; -+ -+ strcpy (info->driver, DRV_NAME); -+ strcpy (info->version, DRV_VERSION); -+ strcpy (info->bus_info, pci_name(rp->pdev)); -+} -+ -+static struct ethtool_ops netdev_ethtool_ops = { -+ .get_drvinfo = netdev_get_drvinfo, -+}; -+ -+static int -+rdc_close(struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ -+ RDC_DBUG("rdc_close()", 0); -+ -+ /* deleted timer */ -+ del_timer_sync(&lp->timer); -+ -+ spin_lock_irq(&lp->lock); -+ -+ netif_stop_queue(dev); -+ -+ rdc_down(dev); -+ -+ spin_unlock_irq(&lp->lock); -+ -+ return 0; -+} -+ -+/** -+ */ -+static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd) -+{ -+ RDC_DBUG("netdev_ioctl()", 0); -+ -+#ifdef FORICPLUS -+ switch(cmd) -+ { -+ case SIOCDEVPRIVATE: -+ -+ //printk(KERN_INFO"Ethernet IOCTL: cmd SIOCDEVPRIVATE\n"); -+ { -+ unsigned long *data; -+ unsigned long args[4]; -+ -+ data = (unsigned long *)rq->ifr_data; -+ if (copy_from_user(args, data, 4*sizeof(unsigned long))) -+ return -EFAULT; -+ -+ process_ioctl(dev, args); -+ } -+ break; -+ -+ default: -+ break; -+ } -+#endif -+ return 0; -+} -+ -+/** -+ Stop RDC MAC and Free the allocated resource -+ */ -+static void rdc_down(struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ int i; -+ int ioaddr = dev->base_addr; -+ -+ RDC_DBUG("rdc_down()", 0); -+ -+ /* Stop MAC */ -+ outw(0x0000, ioaddr + 0x40); /* Mask Off Interrupt */ -+ outw(0x0001, ioaddr + 0x04); /* Reset RDC MAC */ -+ i = 0; -+ do{}while((i++ < 2048) && (inw(ioaddr + 0x04) & 0x1)); -+ -+ free_irq(dev->irq, dev); -+ -+ /* Free RX buffer */ -+ for (i = 0; i < RX_DCNT; i++) { -+ if (lp->rx_insert_ptr->skb_ptr) { -+ pci_unmap_single(lp->pdev, lp->rx_insert_ptr->buf, MAX_BUF_SIZE, PCI_DMA_FROMDEVICE); -+ dev_kfree_skb(lp->rx_insert_ptr->skb_ptr); -+ lp->rx_insert_ptr->skb_ptr = 0; -+ } -+ lp->rx_insert_ptr = lp->rx_insert_ptr->vndescp; -+ } -+ -+ /* Free TX buffer */ -+ for (i = 0; i < TX_DCNT; i++) { -+ if (lp->tx_insert_ptr->skb_ptr) { -+ pci_unmap_single(lp->pdev, lp->tx_insert_ptr->buf, MAX_BUF_SIZE, PCI_DMA_TODEVICE); -+ dev_kfree_skb(lp->tx_insert_ptr->skb_ptr); -+ lp->rx_insert_ptr->skb_ptr = 0; -+ } -+ lp->tx_insert_ptr = lp->tx_insert_ptr->vndescp; -+ } -+ -+ /* Free Descriptor memory */ -+ pci_free_consistent(lp->pdev, ALLOC_DESC_SIZE, lp->desc_pool, lp->desc_dma); -+} -+ -+/* Init RDC MAC */ -+static void rdc_up(struct net_device *dev) -+{ -+ struct rdc_private *lp = dev->priv; -+ struct rdc_descriptor *descptr; -+ int i; -+ int ioaddr = dev->base_addr; -+ u32 tmp_addr; -+ dma_addr_t desc_dma, start_dma; -+ -+ RDC_DBUG("rdc_up()", 0); -+ -+ /* Initilize */ -+ lp->tx_free_desc = TX_DCNT; -+ lp->rx_free_desc = 0; -+ -+ /* Init descriptor */ -+ memset(lp->desc_pool, 0, ALLOC_DESC_SIZE); /* Let all descriptor = 0 */ -+ lp->tx_insert_ptr = (struct rdc_descriptor *)lp->desc_pool; -+ lp->tx_remove_ptr = lp->tx_insert_ptr; -+ lp->rx_insert_ptr = (struct rdc_descriptor *)lp->tx_insert_ptr+TX_DCNT; -+ lp->rx_remove_ptr = lp->rx_insert_ptr; -+ -+ /* Init TX descriptor */ -+ descptr = lp->tx_insert_ptr; -+ desc_dma = lp->desc_dma; -+ start_dma = desc_dma; -+ for (i = 0; i < TX_DCNT; i++) { -+ descptr->ndesc = cpu_to_le32(desc_dma + sizeof(struct rdc_descriptor)); -+ descptr->vndescp = (descptr + 1); -+ descptr = (descptr + 1); -+ desc_dma += sizeof(struct rdc_descriptor); -+ } -+ (descptr - 1)->ndesc = cpu_to_le32(start_dma); -+ (descptr - 1)->vndescp = lp->tx_insert_ptr; -+ -+ /* Init RX descriptor */ -+ start_dma = desc_dma; -+ descptr = lp->rx_insert_ptr; -+ for (i = 0; i < RX_DCNT; i++) { -+ descptr->ndesc = cpu_to_le32(desc_dma + sizeof(struct rdc_descriptor)); -+ descptr->vndescp = (descptr + 1); -+ descptr = (descptr + 1); -+ desc_dma += sizeof(struct rdc_descriptor); -+ } -+ (descptr - 1)->ndesc = cpu_to_le32(start_dma); -+ (descptr - 1)->vndescp = lp->rx_insert_ptr; -+ -+ /* Allocate buffer for RX descriptor */ -+ rx_buf_alloc(lp); -+ -+#if RDC_DEBUG -+descptr = lp->tx_insert_ptr; -+for (i = 0; i < TX_DCNT; i++) { -+ printk("%08lx:%04x %04x %08lx %08lx %08lx %08lx\n", descptr, descptr->status, descptr->len, descptr->buf, descptr->skb_ptr, descptr->ndesc, descptr->vndescp); -+ descptr = descptr->vndescp; -+} -+descptr = lp->rx_insert_ptr; -+for (i = 0; i < RX_DCNT; i++) { -+ printk("%08lx:%04x %04x %08lx %08lx %08lx %08lx\n", descptr, descptr->status, descptr->len, descptr->buf, descptr->skb_ptr, descptr->ndesc, descptr->vndescp); -+ descptr = descptr->vndescp; -+} -+#endif -+ -+ /* MAC operation register */ -+ outw(0x01, ioaddr); /* Reset MAC */ -+ outw(2 , ioaddr+0xAC); -+ outw(0 , ioaddr+0xAC); -+ udelay(5000); -+ -+ /* TX and RX descriptor start Register */ -+ tmp_addr = cpu_to_le32(lp->tx_insert_ptr); -+ //timc -+ tmp_addr = virt_to_bus((volatile void *)tmp_addr); -+ outw((u16) tmp_addr, ioaddr+0x2c); -+ outw(tmp_addr >> 16, ioaddr+0x30); -+ tmp_addr = cpu_to_le32(lp->rx_insert_ptr); -+ //timc -+ tmp_addr = virt_to_bus((volatile void *)tmp_addr); -+ outw((u16) tmp_addr, ioaddr+0x34); -+ outw(tmp_addr >> 16, ioaddr+0x38); -+ -+ /* Buffer Size Register */ -+ outw(MAX_BUF_SIZE, ioaddr+0x18); -+ -+#ifdef FORICPLUS -+ -+ if(phy_read(ioaddr, 0, 2) == 0x0243) // ICPlus IP175C Signature -+ { -+ phy_write(ioaddr, 29,31, 0x175C); //Enable registers -+ } -+ lp->phy_mode = 0x8000; -+ -+#else -+ /* PHY Mode Check */ -+ phy_write(ioaddr, lp->phy_addr, 4, PHY_CAP); -+ phy_write(ioaddr, lp->phy_addr, 0, PHY_MODE); -+ -+ if (PHY_MODE == 0x3100) -+ lp->phy_mode = phy_mode_chk(dev); -+ else lp->phy_mode = (PHY_MODE & 0x0100) ? 0x8000:0x0; -+#endif -+ /* MAC Bus Control Register */ -+ outw(MBCR_DEFAULT, ioaddr+0x8); -+ -+ /* MAC TX/RX Enable */ -+ lp->mcr0 |= lp->phy_mode; -+ -+ // Dante -+ // BIT15 | BIT12 | BIT5 | BIT1 -+ lp->mcr0 |= 0x0020; -+ //Xavier, only set promiscuous mode with eth1 (LAN i/f) -+ //This is a very bad hard code... -+ //if(ioaddr == 0xe900)lp->mcr0 |= 0x0020; -+ -+ outw(lp->mcr0, ioaddr); -+ -+#ifdef BOOSTRDC -+ /* set interrupt waiting time and packet numbers */ -+ outw(0x0802, ioaddr + 0x0C); -+ outw(0x0802, ioaddr + 0x10); -+ -+#ifdef FORICPLUS -+ /* upgrade performance (by RDC guys) */ -+ phy_write(ioaddr,30,17,(phy_read(ioaddr,30,17)|0x4000)); //bit 14=1 -+ phy_write(ioaddr,30,17,~((~phy_read(ioaddr,30,17))|0x2000)); //bit 13=0 -+ phy_write(ioaddr,0,19,0x0000); -+ phy_write(ioaddr,0,30,0x01F0); -+#endif -+#endif -+ -+ /* Interrupt Mask Register */ -+ outw(0x0011, ioaddr + 0x40); -+} -+ -+/* -+ A periodic timer routine -+ Polling PHY Chip Link Status -+*/ -+static void rdc_timer(unsigned long data) -+{ -+ struct net_device *dev=(struct net_device *)data; -+ struct rdc_private *lp = dev->priv; -+ u16 ioaddr = dev->base_addr, phy_mode; -+ -+ RDC_DBUG("rdc_timer()", 0); -+ -+ /* Polling PHY Chip Status */ -+ if (PHY_MODE == 0x3100) -+ phy_mode = phy_mode_chk(dev); -+ else phy_mode = (PHY_MODE & 0x0100) ? 0x8000:0x0; -+ -+ if (phy_mode != lp->phy_mode) { -+ lp->phy_mode = phy_mode; -+ lp->mcr0 = (lp->mcr0 & 0x7fff) | phy_mode; -+ outw(lp->mcr0, ioaddr); -+ printk("<RDC> Link Change %x \n", inw(ioaddr)); -+ } -+ -+ /* Debug */ -+// printk("<RDC> Timer: CR0 %x CR40 %x CR3C %x\n", inw(ioaddr), inw(ioaddr+0x40), inw(ioaddr+0x3c)); -+ -+ /* Timer active again */ -+ lp->timer.expires = TIMER_WUT; -+ add_timer(&lp->timer); -+} -+ -+#ifndef BOOSTRDC -+/* Allocate skb buffer for rx descriptor */ -+static void rx_buf_alloc(struct rdc_private *lp) -+{ -+ struct rdc_descriptor *descptr; -+ -+ RDC_DBUG("rx_buf_alloc()", 0); -+ descptr = lp->rx_insert_ptr; -+ while(lp->rx_free_desc < RX_DCNT){ -+ descptr->skb_ptr = dev_alloc_skb(MAX_BUF_SIZE); -+ if (!descptr->skb_ptr) break; -+ descptr->buf = cpu_to_le32(pci_map_single(lp->pdev, descptr->skb_ptr->tail, MAX_BUF_SIZE, PCI_DMA_FROMDEVICE)); -+ descptr->status = 0x8000; -+ descptr = descptr->vndescp; -+ lp->rx_free_desc++; -+ } -+ lp->rx_insert_ptr = descptr; -+} -+#endif -+ -+/* Status of PHY CHIP */ -+static int phy_mode_chk(struct net_device *dev) -+{ -+ -+ struct rdc_private *lp = dev->priv; -+ int ioaddr = dev->base_addr, phy_dat; -+ -+ RDC_DBUG("phy_mode_chk()", 0); -+ -+ /* PHY Link Status Check */ -+ phy_dat = phy_read(ioaddr, lp->phy_addr, 1); -+ if (!(phy_dat & 0x4)) return 0x8000; /* Link Failed, full duplex */ -+ -+ /* PHY Chip Auto-Negotiation Status */ -+ phy_dat = phy_read(ioaddr, lp->phy_addr, 1); -+ if (phy_dat & 0x0020) { -+ /* Auto Negotiation Mode */ -+ phy_dat = phy_read(ioaddr, lp->phy_addr, 5); -+ phy_dat &= phy_read(ioaddr, lp->phy_addr, 4); -+ if (phy_dat & 0x140) phy_dat = 0x8000; -+ else phy_dat = 0; -+ } else { -+ /* Force Mode */ -+ phy_dat = phy_read(ioaddr, lp->phy_addr, 0); -+ if (phy_dat & 0x100) phy_dat = 0x8000; -+ else phy_dat = 0x0000; -+ } -+ -+ return phy_dat; -+ -+}; -+ -+/* Read a word data from PHY Chip */ -+static int phy_read(int ioaddr, int phy_addr, int reg_idx) -+{ -+ int i = 0; -+ -+ RDC_DBUG("phy_read()", 0); -+ outw(0x2000 + reg_idx + (phy_addr << 8), ioaddr + 0x20); -+ do{}while( (i++ < 2048) && (inw(ioaddr + 0x20) & 0x2000) ); -+ -+ return inw(ioaddr + 0x24); -+} -+ -+/* Write a word data from PHY Chip */ -+static void phy_write(int ioaddr, int phy_addr, int reg_idx, int dat) -+{ -+ int i = 0; -+ -+ RDC_DBUG("phy_write()", 0); -+ outw(dat, ioaddr + 0x28); -+ outw(0x4000 + reg_idx + (phy_addr << 8), ioaddr + 0x20); -+ do{}while( (i++ < 2048) && (inw(ioaddr + 0x20) & 0x4000) ); -+} -+ -+enum { -+ RDC_6040 = 0 -+}; -+ -+static struct pci_device_id rdc_pci_tbl[] = { -+ {0x17F3, 0x6040, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RDC_6040}, -+ //{0x1106, 0x3065, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RDC_6040}, -+ {0,} /* terminate list */ -+}; -+MODULE_DEVICE_TABLE(pci, rdc_pci_tbl); -+ -+static struct pci_driver rdc_driver = { -+ .name = "r6040", -+ .id_table = rdc_pci_tbl, -+ .probe = rdc_init_one, -+ .remove = __devexit_p(rdc_remove_one), -+}; -+ -+ -+static int __init rdc_init (void) -+{ -+ RDC_DBUG("rdc_init()", 0); -+ -+ printk(version); -+ printed_version = 1; -+ -+ return pci_module_init (&rdc_driver); -+} -+ -+ -+static void __exit rdc_cleanup (void) -+{ -+ RDC_DBUG("rdc_cleanup()", 0); -+ pci_unregister_driver (&rdc_driver); -+} -+ -+module_init(rdc_init); -+module_exit(rdc_cleanup); -+ -+ -+/* -+ * Local variables: -+ * compile-command: "gcc -DMODULE -D__KERNEL__ -I/usr/src/linux/net/inet -Wall -Wstrict-prototypes -O6 -c rdc.c `[ -f /usr/include/linux/modversions.h ] && echo -DMODVERSIONS`" -+ * c-indent-level: 4 -+ * c-basic-offset: 4 -+ * tab-width: 4 -+ * End: -+ */ -+ -+#ifdef FORICPLUS -+#define DMZ_GPIO 1 -+#define RDC3210_CFGREG_ADDR 0x0CF8 -+#define RDC3210_CFGREG_DATA 0x0CFC -+static void process_ioctl(struct net_device *dev, unsigned long* args) -+{ -+ int ioaddr = dev->base_addr; -+ -+ /* port priority */ -+ if(args[0]&(1<<31))phy_write(ioaddr,29,19,(phy_read(ioaddr,29,19)|0x2000)); /* port 0 */ -+ if(args[0]&(1<<29))phy_write(ioaddr,29,19,(phy_read(ioaddr,29,19)|0x0020)); /* port 1 */ -+ if(args[0]&(1<<27))phy_write(ioaddr,29,20,(phy_read(ioaddr,29,20)|0x2000)); /* port 2 */ -+ if(args[0]&(1<<25))phy_write(ioaddr,29,20,(phy_read(ioaddr,29,20)|0x0020)); /* port 3 */ -+ -+ /* DMZ LED */ -+ -+ { -+ unsigned int val; -+ -+ val = 0x80000000 | (7 << 11) | ((0x48)); -+ outl(val, RDC3210_CFGREG_ADDR); -+ udelay(10); -+ val = inl(RDC3210_CFGREG_DATA); -+ -+ val |= (0x1 << DMZ_GPIO); -+ outl(val, RDC3210_CFGREG_DATA); -+ udelay(10); -+ -+ val = 0x80000000 | (7 << 11) | ((0x4C)); -+ outl(val, RDC3210_CFGREG_ADDR); -+ udelay(10); -+ val = inl(RDC3210_CFGREG_DATA); -+ if(args[0]&(1<<23)) /* DMZ enabled */ -+ val &= ~(0x1 << DMZ_GPIO); /* low activated */ -+ else val |= (0x1 << DMZ_GPIO); -+ outl(val, RDC3210_CFGREG_DATA); -+ udelay(10); -+ } -+ -+ -+} -+#endif /* FORICPLUS */ |