patch-2.2.15 linux/drivers/net/lanstreamer.c
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- Lines: 1793
- Date:
Fri Apr 21 12:46:17 2000
- Orig file:
v2.2.14/drivers/net/lanstreamer.c
- Orig date:
Thu Jan 1 01:00:00 1970
diff -u --new-file --recursive --exclude-from ../../exclude v2.2.14/drivers/net/lanstreamer.c linux/drivers/net/lanstreamer.c
@@ -0,0 +1,1792 @@
+/*
+ * lanstreamer.c -- driver for the IBM Auto LANStreamer PCI Adapter
+ *
+ * Written By: Mike Sullivan, IBM Corporation
+ *
+ * Copyright (C) 1999 IBM Corporation
+ *
+ * Linux driver for IBM PCI tokenring cards based on the LanStreamer MPC
+ * chipset.
+ *
+ * This driver is based on the olympic driver for IBM PCI TokenRing cards (Pit/Pit-Phy/Olympic
+ * chipsets) written by:
+ * 1999 Peter De Schrijver All Rights Reserved
+ * 1999 Mike Phillips (phillim@amtrak.com)
+ *
+ * Base Driver Skeleton:
+ * Written 1993-94 by Donald Becker.
+ *
+ * Copyright 1993 United States Government as represented by the
+ * Director, National Security Agency.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * NO WARRANTY
+ * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
+ * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
+ * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
+ * solely responsible for determining the appropriateness of using and
+ * distributing the Program and assumes all risks associated with its
+ * exercise of rights under this Agreement, including but not limited to
+ * the risks and costs of program errors, damage to or loss of data,
+ * programs or equipment, and unavailability or interruption of operations.
+ *
+ * DISCLAIMER OF LIABILITY
+ * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+ * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
+ * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ *
+ * 12/10/99 - Alpha Release 0.1.0
+ * First release to the public
+ * 03/03/00 - Merged to kernel, indented -kr -i8 -bri0, fixed some missing
+ * malloc free checks, reviewed code. <alan@redhat.com>
+ *
+ * To Do:
+ *
+ * 1) Test Network Monitor Mode
+ * 2) Add auto reset logic on adapter errors
+ * 3) Test with varying options
+ *
+ * If Problems do Occur
+ * Most problems can be rectified by either closing and opening the interface
+ * (ifconfig down and up) or rmmod and insmod'ing the driver (a bit difficult
+ * if compiled into the kernel).
+ */
+
+/* Change STREAMER_DEBUG to 1 to get verbose, and I mean really verbose, messages */
+
+#define STREAMER_DEBUG 0
+#define STREAMER_DEBUG_PACKETS 0
+
+/* Change STREAMER_NETWORK_MONITOR to receive mac frames through the arb channel.
+ * Will also create a /proc/net/streamer_tr entry if proc_fs is compiled into the
+ * kernel.
+ * Intended to be used to create a ring-error reporting network module
+ * i.e. it will give you the source address of beaconers on the ring
+ */
+
+#define STREAMER_NETWORK_MONITOR 0
+
+#include <linux/config.h>
+#include <linux/module.h>
+
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/errno.h>
+#include <linux/timer.h>
+#include <linux/in.h>
+#include <linux/ioport.h>
+#include <linux/string.h>
+#include <linux/proc_fs.h>
+#include <linux/ptrace.h>
+#include <linux/skbuff.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/trdevice.h>
+#include <linux/stddef.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <net/checksum.h>
+
+#include <asm/io.h>
+#include <asm/system.h>
+#include <asm/bitops.h>
+
+#include "lanstreamer.h"
+
+/* I've got to put some intelligence into the version number so that Peter and I know
+ * which version of the code somebody has got.
+ * Version Number = a.b.c.d where a.b.c is the level of code and d is the latest author.
+ * So 0.0.1.pds = Peter, 0.0.1.mlp = Mike
+ *
+ * Official releases will only have an a.b.c version number format.
+ */
+
+static char *version = "LanStreamer.c v0.1.0 12/10/99 - Mike Sullivan";
+
+static char *open_maj_error[] = {
+ "No error", "Lobe Media Test", "Physical Insertion",
+ "Address Verification", "Neighbor Notification (Ring Poll)",
+ "Request Parameters", "FDX Registration Request",
+ "FDX Lobe Media Test", "FDX Duplicate Address Check",
+ "Unknown stage"
+};
+
+static char *open_min_error[] = {
+ "No error", "Function Failure", "Signal Lost", "Wire Fault",
+ "Ring Speed Mismatch", "Timeout", "Ring Failure", "Ring Beaconing",
+ "Duplicate Node Address", "Request Parameters", "Remove Received",
+ "Reserved", "Reserved", "No Monitor Detected for RPL",
+ "Monitor Contention failer for RPL", "FDX Protocol Error"
+};
+
+/* Module paramters */
+
+/* Ring Speed 0,4,16
+ * 0 = Autosense
+ * 4,16 = Selected speed only, no autosense
+ * This allows the card to be the first on the ring
+ * and become the active monitor.
+ *
+ * WARNING: Some hubs will allow you to insert
+ * at the wrong speed
+ */
+
+static int ringspeed[STREAMER_MAX_ADAPTERS] = { 0, };
+
+MODULE_PARM(ringspeed, "1-" __MODULE_STRING(STREAMER_MAX_ADAPTERS) "i");
+
+/* Packet buffer size */
+
+static int pkt_buf_sz[STREAMER_MAX_ADAPTERS] = { 0, };
+
+MODULE_PARM(pkt_buf_sz, "1-" __MODULE_STRING(STREAMER_MAX_ADAPTERS) "i");
+
+/* Message Level */
+
+static int message_level[STREAMER_MAX_ADAPTERS] = { 1, };
+
+MODULE_PARM(message_level,
+ "1-" __MODULE_STRING(STREAMER_MAX_ADAPTERS) "i");
+
+static int streamer_scan(struct device *dev);
+static int streamer_init(struct device *dev);
+static int streamer_open(struct device *dev);
+static int streamer_xmit(struct sk_buff *skb, struct device *dev);
+static int streamer_close(struct device *dev);
+static void streamer_set_rx_mode(struct device *dev);
+static void streamer_interrupt(int irq, void *dev_id,
+ struct pt_regs *regs);
+static struct net_device_stats *streamer_get_stats(struct device *dev);
+static int streamer_set_mac_address(struct device *dev, void *addr);
+static void streamer_arb_cmd(struct device *dev);
+static int streamer_change_mtu(struct device *dev, int mtu);
+static void streamer_srb_bh(struct device *dev);
+static void streamer_asb_bh(struct device *dev);
+#if STREAMER_NETWORK_MONITOR
+#ifdef CONFIG_PROC_FS
+static int sprintf_info(char *buffer, struct device *dev);
+#endif
+#endif
+
+int __init streamer_probe(struct device *dev)
+{
+ int cards_found;
+
+ cards_found = streamer_scan(dev);
+ return cards_found ? 0 : -ENODEV;
+}
+
+static int __init streamer_scan(struct device *dev)
+{
+ struct pci_dev *pci_device = NULL;
+ struct streamer_private *streamer_priv;
+ int card_no = 0;
+ if (pci_present())
+ {
+ while ((pci_device = pci_find_device(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_TR, pci_device)))
+ {
+ pci_set_master(pci_device);
+
+ /* Check to see if io has been allocated, if so, we've already done this card,
+ so continue on the card discovery loop */
+
+ if (check_region(pci_device->base_address[0] & (~3), STREAMER_IO_SPACE))
+ {
+ card_no++;
+ continue;
+ }
+
+ streamer_priv = kmalloc(sizeof(struct streamer_private), GFP_KERNEL);
+ if(streamer_priv==NULL)
+ {
+ printk(KERN_ERR "lanstreamer: out of memory.\n");
+ break;
+ }
+ memset(streamer_priv, 0, sizeof(struct streamer_private));
+#ifndef MODULE
+ dev = init_trdev(dev, 0);
+ if(dev==NULL)
+ {
+ kfree(streamer_priv);
+ printk(KERN_ERR "lanstreamer: out of memory.\n");
+ break;
+ }
+#endif
+ dev->priv = (void *) streamer_priv;
+#if STREAMER_DEBUG
+ printk("pci_device: %p, dev:%p, dev->priv: %p\n",
+ pci_device, dev, dev->priv);
+#endif
+ dev->irq = pci_device->irq;
+ dev->base_addr = pci_device->base_address[0] & (~3);
+ dev->init = &streamer_init;
+ streamer_priv->streamer_mmio = ioremap(pci_device->base_address[1], 256);
+
+ if ((pkt_buf_sz[card_no] < 100) || (pkt_buf_sz[card_no] > 18000))
+ streamer_priv->pkt_buf_sz = PKT_BUF_SZ;
+ else
+ streamer_priv->pkt_buf_sz = pkt_buf_sz[card_no];
+
+ streamer_priv->streamer_ring_speed = ringspeed[card_no];
+ streamer_priv->streamer_message_level = message_level[card_no];
+ streamer_priv->streamer_multicast_set = 0;
+
+ if (streamer_init(dev) == -1) {
+ unregister_netdevice(dev);
+ kfree(dev->priv);
+ return 0;
+ }
+
+ dev->open = &streamer_open;
+ dev->hard_start_xmit = &streamer_xmit;
+ dev->change_mtu = &streamer_change_mtu;
+
+ dev->stop = &streamer_close;
+ dev->do_ioctl = NULL;
+ dev->set_multicast_list = &streamer_set_rx_mode;
+ dev->get_stats = &streamer_get_stats;
+ dev->set_mac_address = &streamer_set_mac_address;
+ return 1;
+ }
+ }
+ return 0;
+}
+
+
+static int __init streamer_init(struct device *dev)
+{
+ struct streamer_private *streamer_priv;
+ __u8 *streamer_mmio;
+ unsigned long t;
+ unsigned int uaa_addr;
+ struct sk_buff *skb = 0;
+ __u16 misr;
+
+ streamer_priv = (struct streamer_private *) dev->priv;
+ streamer_mmio = streamer_priv->streamer_mmio;
+
+ printk("%s \n", version);
+ printk(KERN_INFO "%s: IBM PCI tokenring card. I/O at %hx, MMIO at %p, using irq %d\n",
+ dev->name, (unsigned int) dev->base_addr,
+ streamer_priv->streamer_mmio, dev->irq);
+
+ request_region(dev->base_addr, STREAMER_IO_SPACE, "streamer");
+ writew(readw(streamer_mmio + BCTL) | BCTL_SOFTRESET, streamer_mmio + BCTL);
+ t = jiffies;
+ /* Hold soft reset bit for a while */
+ current->state = TASK_UNINTERRUPTIBLE;
+ schedule_timeout(HZ);
+
+ writew(readw(streamer_mmio + BCTL) & ~BCTL_SOFTRESET,
+ streamer_mmio + BCTL);
+
+#if STREAMER_DEBUG
+ printk("BCTL: %x\n", readw(streamer_mmio + BCTL));
+ printk("GPR: %x\n", readw(streamer_mmio + GPR));
+ printk("SISRMASK: %x\n", readw(streamer_mmio + SISR_MASK));
+#endif
+
+ if (streamer_priv->streamer_ring_speed == 0) { /* Autosense */
+ writew(readw(streamer_mmio + GPR) | GPR_AUTOSENSE,
+ streamer_mmio + GPR);
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Ringspeed autosense mode on\n",
+ dev->name);
+ } else if (streamer_priv->streamer_ring_speed == 16) {
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Trying to open at 16 Mbps as requested\n",
+ dev->name);
+ writew(GPR_16MBPS, streamer_mmio + GPR);
+ } else if (streamer_priv->streamer_ring_speed == 4) {
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Trying to open at 4 Mbps as requested\n",
+ dev->name);
+ writew(0, streamer_mmio + GPR);
+ }
+
+ skb = dev_alloc_skb(streamer_priv->pkt_buf_sz);
+ if (!skb) {
+ printk(KERN_INFO "%s: skb allocation for diagnostics failed...proceeding\n",
+ dev->name);
+ } else {
+ streamer_priv->streamer_rx_ring[0].forward = 0;
+ streamer_priv->streamer_rx_ring[0].status = 0;
+ streamer_priv->streamer_rx_ring[0].buffer = virt_to_bus(skb->data);
+ streamer_priv->streamer_rx_ring[0].framelen_buflen = 512; /* streamer_priv->pkt_buf_sz; */
+ writel(virt_to_bus(&streamer_priv->streamer_rx_ring[0]), streamer_mmio + RXBDA);
+ }
+
+#if STREAMER_DEBUG
+ printk("GPR = %x\n", readw(streamer_mmio + GPR));
+#endif
+ /* start solo init */
+ writew(SISR_MI, streamer_mmio + SISR_MASK_SUM);
+
+ while (!((readw(streamer_mmio + SISR)) & SISR_SRB_REPLY)) {
+ current->state = TASK_INTERRUPTIBLE;
+ schedule_timeout(HZ/10);
+ if (jiffies - t > 40 * HZ) {
+ printk(KERN_ERR
+ "IBM PCI tokenring card not responding\n");
+ release_region(dev->base_addr, STREAMER_IO_SPACE);
+ return -1;
+ }
+ }
+ writew(~SISR_SRB_REPLY, streamer_mmio + SISR_RUM);
+ misr = readw(streamer_mmio + MISR_RUM);
+ writew(~misr, streamer_mmio + MISR_RUM);
+
+ if (skb)
+ dev_kfree_skb(skb); /* release skb used for diagnostics */
+
+#if STREAMER_DEBUG
+ printk("LAPWWO: %x, LAPA: %x LAPE: %x\n",
+ readw(streamer_mmio + LAPWWO), readw(streamer_mmio + LAPA),
+ readw(streamer_mmio + LAPE));
+#endif
+
+#if STREAMER_DEBUG
+ {
+ int i;
+ writew(readw(streamer_mmio + LAPWWO),
+ streamer_mmio + LAPA);
+ printk("initialization response srb dump: ");
+ for (i = 0; i < 10; i++)
+ printk("%x:",
+ ntohs(readw(streamer_mmio + LAPDINC)));
+ printk("\n");
+ }
+#endif
+
+ writew(readw(streamer_mmio + LAPWWO) + 6, streamer_mmio + LAPA);
+ if (readw(streamer_mmio + LAPD)) {
+ printk(KERN_INFO "tokenring card intialization failed. errorcode : %x\n",
+ readw(streamer_mmio + LAPD));
+ release_region(dev->base_addr, STREAMER_IO_SPACE);
+ return -1;
+ }
+
+ writew(readw(streamer_mmio + LAPWWO) + 8, streamer_mmio + LAPA);
+ uaa_addr = ntohs(readw(streamer_mmio + LAPDINC));
+ readw(streamer_mmio + LAPDINC); /* skip over Level.Addr field */
+ streamer_priv->streamer_addr_table_addr = ntohs(readw(streamer_mmio + LAPDINC));
+ streamer_priv->streamer_parms_addr = ntohs(readw(streamer_mmio + LAPDINC));
+
+#if STREAMER_DEBUG
+ printk("UAA resides at %x\n", uaa_addr);
+#endif
+
+ /* setup uaa area for access with LAPD */
+ writew(uaa_addr, streamer_mmio + LAPA);
+
+ /* setup uaa area for access with LAPD */
+ {
+ int i;
+ __u16 addr;
+ writew(uaa_addr, streamer_mmio + LAPA);
+ for (i = 0; i < 6; i += 2) {
+ addr = readw(streamer_mmio + LAPDINC);
+ dev->dev_addr[i] = addr & 0xff;
+ dev->dev_addr[i + 1] = (addr >> 8) & 0xff;
+ }
+#if STREAMER_DEBUG
+ printk("Adapter address: ");
+ for (i = 0; i < 6; i++) {
+ printk("%02x:", dev->dev_addr[i]);
+ }
+ printk("\n");
+#endif
+ }
+ return 0;
+}
+
+static int streamer_open(struct device *dev)
+{
+ struct streamer_private *streamer_priv = (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ unsigned long flags;
+ char open_error[255];
+ int i, open_finished = 1;
+ __u16 srb_word;
+ __u16 srb_open;
+
+
+ if (request_irq(dev->irq, &streamer_interrupt, SA_SHIRQ, "streamer", dev)) {
+ return -EAGAIN;
+ }
+#if STREAMER_DEBUG
+ printk("BMCTL: %x\n", readw(streamer_mmio + BMCTL_SUM));
+ printk("pending ints: %x\n", readw(streamer_mmio + SISR));
+#endif
+
+ writew(SISR_MI | SISR_SRB_REPLY, streamer_mmio + SISR_MASK); /* more ints later, doesn't stop arb cmd interrupt */
+ writew(LISR_LIE, streamer_mmio + LISR); /* more ints later */
+
+ /* adapter is closed, so SRB is pointed to by LAPWWO */
+ writew(readw(streamer_mmio + LAPWWO), streamer_mmio + LAPA);
+
+#if STREAMER_DEBUG
+ printk("LAPWWO: %x, LAPA: %x\n", readw(streamer_mmio + LAPWWO),
+ readw(streamer_mmio + LAPA));
+ printk("LAPE: %x\n", readw(streamer_mmio + LAPE));
+ printk("SISR Mask = %04x\n", readw(streamer_mmio + SISR_MASK));
+#endif
+ do {
+ int i;
+
+ save_flags(flags);
+ cli();
+ for (i = 0; i < SRB_COMMAND_SIZE; i += 2) {
+ writew(0, streamer_mmio + LAPDINC);
+ }
+
+ writew(readw(streamer_mmio + LAPWWO), streamer_mmio + LAPA);
+ writew(SRB_OPEN_ADAPTER, streamer_mmio + LAPDINC); /* open */
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC);
+
+ writew(readw(streamer_mmio + LAPWWO) + 8, streamer_mmio + LAPA);
+#if STREAMER_NETWORK_MONITOR
+ /* If Network Monitor, instruct card to copy MAC frames through the ARB */
+ writew(ntohs(OPEN_ADAPTER_ENABLE_FDX | OPEN_ADAPTER_PASS_ADC_MAC | OPEN_ADAPTER_PASS_ATT_MAC | OPEN_ADAPTER_PASS_BEACON), streamer_mmio + LAPDINC); /* offset 8 word contains open options */
+#else
+ writew(ntohs(OPEN_ADAPTER_ENABLE_FDX), streamer_mmio + LAPDINC); /* Offset 8 word contains Open.Options */
+#endif
+
+ if (streamer_priv->streamer_laa[0]) {
+ writew(readw(streamer_mmio + LAPWWO) + 12, streamer_mmio + LAPA);
+ writew(((__u16 *) (streamer_priv->streamer_laa))[0], streamer_mmio + LAPDINC); /* offset 12 word */
+ writew(((__u16 *) (streamer_priv->streamer_laa))[2], streamer_mmio + LAPDINC); /* offset 14 word */
+ writew(((__u16 *) (streamer_priv->streamer_laa))[4], streamer_mmio + LAPDINC); /* offset 16 word */
+ memcpy(dev->dev_addr, streamer_priv->streamer_laa, dev->addr_len);
+ }
+
+ /* save off srb open offset */
+ srb_open = readw(streamer_mmio + LAPWWO);
+#if STREAMER_DEBUG
+ writew(readw(streamer_mmio + LAPWWO),
+ streamer_mmio + LAPA);
+ printk("srb open request: \n");
+ for (i = 0; i < 16; i++) {
+ printk("%x:", ntohs(readw(streamer_mmio + LAPDINC)));
+ }
+ printk("\n");
+#endif
+
+ streamer_priv->srb_queued = 1;
+
+ /* signal solo that SRB command has been issued */
+ writew(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+
+ while (streamer_priv->srb_queued) {
+ interruptible_sleep_on_timeout(&streamer_priv->srb_wait, 5 * HZ);
+ if (signal_pending(current)) {
+ printk(KERN_WARNING "%s: SRB timed out.\n", dev->name);
+ printk(KERN_WARNING "SISR=%x MISR=%x, LISR=%x\n",
+ readw(streamer_mmio + SISR),
+ readw(streamer_mmio + MISR_RUM),
+ readw(streamer_mmio + LISR));
+ streamer_priv->srb_queued = 0;
+ break;
+ }
+ }
+ restore_flags(flags);
+
+#if STREAMER_DEBUG
+ printk("SISR_MASK: %x\n", readw(streamer_mmio + SISR_MASK));
+ printk("srb open response:\n");
+ writew(srb_open, streamer_mmio + LAPA);
+ for (i = 0; i < 10; i++) {
+ printk("%x:",
+ ntohs(readw(streamer_mmio + LAPDINC)));
+ }
+#endif
+
+ /* If we get the same return response as we set, the interrupt wasn't raised and the open
+ * timed out.
+ */
+ writew(srb_open + 2, streamer_mmio + LAPA);
+ srb_word = readw(streamer_mmio + LAPD) & 0xFF;
+ if (srb_word == STREAMER_CLEAR_RET_CODE) {
+ printk(KERN_WARNING "%s: Adapter Open time out or error.\n",
+ dev->name);
+ return -EIO;
+ }
+
+ if (srb_word != 0) {
+ if (srb_word == 0x07) {
+ if (!streamer_priv->streamer_ring_speed && open_finished) { /* Autosense , first time around */
+ printk(KERN_WARNING "%s: Retrying at different ring speed \n",
+ dev->name);
+ open_finished = 0;
+ } else {
+ __u16 error_code;
+
+ writew(srb_open + 6, streamer_mmio + LAPA);
+ error_code = ntohs(readw(streamer_mmio + LAPD));
+ strcpy(open_error, open_maj_error[(error_code & 0xf0) >> 4]);
+ strcat(open_error, " - ");
+ strcat(open_error, open_min_error[(error_code & 0x0f)]);
+
+ if (!streamer_priv->streamer_ring_speed
+ && ((error_code & 0x0f) == 0x0d))
+ {
+ printk(KERN_WARNING "%s: Tried to autosense ring speed with no monitors present\n", dev->name);
+ printk(KERN_WARNING "%s: Please try again with a specified ring speed \n", dev->name);
+ free_irq(dev->irq, dev);
+ return -EIO;
+ }
+
+ printk(KERN_WARNING "%s: %s\n",
+ dev->name, open_error);
+ free_irq(dev->irq, dev);
+ return -EIO;
+
+ } /* if autosense && open_finished */
+ } else {
+ printk(KERN_WARNING "%s: Bad OPEN response: %x\n",
+ dev->name, srb_word);
+ free_irq(dev->irq, dev);
+ return -EIO;
+ }
+ } else
+ open_finished = 1;
+ } while (!(open_finished)); /* Will only loop if ring speed mismatch re-open attempted && autosense is on */
+
+ writew(srb_open + 18, streamer_mmio + LAPA);
+ srb_word = readw(streamer_mmio + LAPD) & 0xFF;
+ if (srb_word & (1 << 3))
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Opened in FDX Mode\n", dev->name);
+
+ if (srb_word & 1)
+ streamer_priv->streamer_ring_speed = 16;
+ else
+ streamer_priv->streamer_ring_speed = 4;
+
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Opened in %d Mbps mode\n",
+ dev->name,
+ streamer_priv->streamer_ring_speed);
+
+ writew(srb_open + 8, streamer_mmio + LAPA);
+ streamer_priv->asb = ntohs(readw(streamer_mmio + LAPDINC));
+ streamer_priv->srb = ntohs(readw(streamer_mmio + LAPDINC));
+ streamer_priv->arb = ntohs(readw(streamer_mmio + LAPDINC));
+ readw(streamer_mmio + LAPDINC); /* offset 14 word is rsvd */
+ streamer_priv->trb = ntohs(readw(streamer_mmio + LAPDINC));
+
+ streamer_priv->streamer_receive_options = 0x00;
+ streamer_priv->streamer_copy_all_options = 0;
+
+ /* setup rx ring */
+ /* enable rx channel */
+ writew(~BMCTL_RX_DIS, streamer_mmio + BMCTL_RUM);
+
+ /* setup rx descriptors */
+ for (i = 0; i < STREAMER_RX_RING_SIZE; i++) {
+ struct sk_buff *skb;
+
+ skb = dev_alloc_skb(streamer_priv->pkt_buf_sz);
+ if (skb == NULL)
+ break;
+
+ skb->dev = dev;
+
+ streamer_priv->streamer_rx_ring[i].forward = virt_to_bus(&streamer_priv->streamer_rx_ring[i + 1]);
+ streamer_priv->streamer_rx_ring[i].status = 0;
+ streamer_priv->streamer_rx_ring[i].buffer = virt_to_bus(skb->data);
+ streamer_priv->streamer_rx_ring[i].framelen_buflen = streamer_priv->pkt_buf_sz;
+ streamer_priv->rx_ring_skb[i] = skb;
+ }
+ streamer_priv->streamer_rx_ring[STREAMER_RX_RING_SIZE - 1].forward =
+ virt_to_bus(&streamer_priv->streamer_rx_ring[0]);
+
+ if (i == 0) {
+ printk(KERN_WARNING "%s: Not enough memory to allocate rx buffers. Adapter disabled\n", dev->name);
+ free_irq(dev->irq, dev);
+ return -EIO;
+ }
+
+ streamer_priv->rx_ring_last_received = STREAMER_RX_RING_SIZE - 1; /* last processed rx status */
+
+ writel(virt_to_bus(&streamer_priv->streamer_rx_ring[0]), streamer_mmio + RXBDA);
+ writel(virt_to_bus(&streamer_priv->streamer_rx_ring[STREAMER_RX_RING_SIZE - 1]), streamer_mmio + RXLBDA);
+
+ /* set bus master interrupt event mask */
+ writew(MISR_RX_NOBUF | MISR_RX_EOF, streamer_mmio + MISR_MASK);
+
+
+ /* setup tx ring */
+ writew(~BMCTL_TX2_DIS, streamer_mmio + BMCTL_RUM); /* Enables TX channel 2 */
+ for (i = 0; i < STREAMER_TX_RING_SIZE; i++) {
+ streamer_priv->streamer_tx_ring[i].forward = virt_to_bus(&streamer_priv->streamer_tx_ring[i + 1]);
+ streamer_priv->streamer_tx_ring[i].status = 0;
+ streamer_priv->streamer_tx_ring[i].bufcnt_framelen = 0;
+ streamer_priv->streamer_tx_ring[i].buffer = 0;
+ streamer_priv->streamer_tx_ring[i].buflen = 0;
+ }
+ streamer_priv->streamer_tx_ring[STREAMER_TX_RING_SIZE - 1].forward =
+ virt_to_bus(&streamer_priv->streamer_tx_ring[0]);;
+
+ streamer_priv->free_tx_ring_entries = STREAMER_TX_RING_SIZE;
+ streamer_priv->tx_ring_free = 0; /* next entry in tx ring to use */
+ streamer_priv->tx_ring_last_status = STREAMER_TX_RING_SIZE - 1;
+
+ /* set Busmaster interrupt event mask (handle receives on interrupt only */
+ writew(MISR_TX2_EOF | MISR_RX_NOBUF | MISR_RX_EOF, streamer_mmio + MISR_MASK);
+ /* set system event interrupt mask */
+ writew(SISR_ADAPTER_CHECK | SISR_ARB_CMD | SISR_TRB_REPLY | SISR_ASB_FREE, streamer_mmio + SISR_MASK_SUM);
+
+#if STREAMER_DEBUG
+ printk("BMCTL: %x\n", readw(streamer_mmio + BMCTL_SUM));
+ printk("SISR MASK: %x\n", readw(streamer_mmio + SISR_MASK));
+#endif
+
+#if STREAMER_NETWORK_MONITOR
+
+ writew(streamer_priv->streamer_addr_table_addr, streamer_mmio + LAPA);
+ printk("%s: Node Address: %04x:%04x:%04x\n", dev->name,
+ ntohs(readw(streamer_mmio + LAPDINC)),
+ ntohs(readw(streamer_mmio + LAPDINC)),
+ ntohs(readw(streamer_mmio + LAPDINC)));
+ readw(streamer_mmio + LAPDINC);
+ readw(streamer_mmio + LAPDINC);
+ printk("%s: Functional Address: %04x:%04x\n", dev->name,
+ ntohs(readw(streamer_mmio + LAPDINC)),
+ ntohs(readw(streamer_mmio + LAPDINC)));
+
+ writew(streamer_priv->streamer_parms_addr + 4,
+ streamer_mmio + LAPA);
+ printk("%s: NAUN Address: %04x:%04x:%04x\n", dev->name,
+ ntohs(readw(streamer_mmio + LAPDINC)),
+ ntohs(readw(streamer_mmio + LAPDINC)),
+ ntohs(readw(streamer_mmio + LAPDINC)));
+#endif
+
+ dev->start = 1;
+ dev->interrupt = 0;
+ dev->tbusy = 0;
+
+ MOD_INC_USE_COUNT;
+ return 0;
+}
+
+/*
+ * When we enter the rx routine we do not know how many frames have been
+ * queued on the rx channel. Therefore we start at the next rx status
+ * position and travel around the receive ring until we have completed
+ * all the frames.
+ *
+ * This means that we may process the frame before we receive the end
+ * of frame interrupt. This is why we always test the status instead
+ * of blindly processing the next frame.
+ *
+ */
+static void streamer_rx(struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ struct streamer_rx_desc *rx_desc;
+ int rx_ring_last_received, length, frame_length, buffer_cnt = 0;
+ struct sk_buff *skb, *skb2;
+
+ /* setup the next rx descriptor to be received */
+ rx_desc = &streamer_priv->streamer_rx_ring[(streamer_priv->rx_ring_last_received + 1) & (STREAMER_RX_RING_SIZE - 1)];
+ rx_ring_last_received = streamer_priv->rx_ring_last_received;
+
+ while (rx_desc->status & 0x01000000) { /* While processed descriptors are available */
+ if (rx_ring_last_received != streamer_priv->rx_ring_last_received)
+ {
+ printk(KERN_WARNING "RX Error 1 rx_ring_last_received not the same %x %x\n",
+ rx_ring_last_received, streamer_priv->rx_ring_last_received);
+ }
+ streamer_priv->rx_ring_last_received = (streamer_priv->rx_ring_last_received + 1) & (STREAMER_RX_RING_SIZE - 1);
+ rx_ring_last_received = streamer_priv->rx_ring_last_received;
+
+ length = rx_desc->framelen_buflen & 0xffff; /* buffer length */
+ frame_length = (rx_desc->framelen_buflen >> 16) & 0xffff;
+
+ if (rx_desc->status & 0x7E830000) { /* errors */
+ if (streamer_priv->streamer_message_level) {
+ printk(KERN_WARNING "%s: Rx Error %x \n",
+ dev->name, rx_desc->status);
+ }
+ } else { /* received without errors */
+ if (rx_desc->status & 0x80000000) { /* frame complete */
+ buffer_cnt = 1;
+ skb = dev_alloc_skb(streamer_priv->pkt_buf_sz);
+ } else {
+ skb = dev_alloc_skb(frame_length);
+ }
+
+ if (skb == NULL)
+ {
+ printk(KERN_WARNING "%s: Not enough memory to copy packet to upper layers. \n", dev->name);
+ streamer_priv->streamer_stats.rx_dropped++;
+ } else { /* we allocated an skb OK */
+ skb->dev = dev;
+
+ if (buffer_cnt == 1) {
+ skb2 = streamer_priv->rx_ring_skb[rx_ring_last_received];
+#if STREAMER_DEBUG_PACKETS
+ {
+ int i;
+ printk("streamer_rx packet print: skb->data2 %p skb->head %p\n", skb2->data, skb2->head);
+ for (i = 0; i < frame_length; i++)
+ {
+ printk("%x:", skb2->data[i]);
+ if (((i + 1) % 16) == 0)
+ printk("\n");
+ }
+ printk("\n");
+ }
+#endif
+ skb_put(skb2, length);
+ skb2->protocol = tr_type_trans(skb2, dev);
+ /* recycle this descriptor */
+ streamer_priv->streamer_rx_ring[rx_ring_last_received].status = 0;
+ streamer_priv->streamer_rx_ring[rx_ring_last_received].framelen_buflen = streamer_priv->pkt_buf_sz;
+ streamer_priv->streamer_rx_ring[rx_ring_last_received].buffer = virt_to_bus(skb->data);
+ streamer_priv-> rx_ring_skb[rx_ring_last_received] = skb;
+ /* place recycled descriptor back on the adapter */
+ writel(virt_to_bus(&streamer_priv->streamer_rx_ring[rx_ring_last_received]),streamer_mmio + RXLBDA);
+ /* pass the received skb up to the protocol */
+ netif_rx(skb2);
+ } else {
+ do { /* Walk the buffers */
+ memcpy(skb_put(skb, length),bus_to_virt(rx_desc->buffer), length); /* copy this fragment */
+ streamer_priv->streamer_rx_ring[rx_ring_last_received].status = 0;
+ streamer_priv->streamer_rx_ring[rx_ring_last_received].framelen_buflen = streamer_priv->pkt_buf_sz;
+ streamer_priv->streamer_rx_ring[rx_ring_last_received].buffer = virt_to_bus(skb->data);
+ /* give descriptor back to the adapter */
+ writel(virt_to_bus(&streamer_priv->streamer_rx_ring[rx_ring_last_received]), streamer_mmio + RXLBDA);
+
+ if (rx_desc->status & 0x80000000)
+ break; /* this descriptor completes the frame */
+
+ /* else get the next pending descriptor */
+ if (rx_ring_last_received!= streamer_priv->rx_ring_last_received)
+ {
+ printk("RX Error rx_ring_last_received not the same %x %x\n",
+ rx_ring_last_received,
+ streamer_priv->rx_ring_last_received);
+ }
+ rx_desc = &streamer_priv->streamer_rx_ring[(streamer_priv->rx_ring_last_received+1) & (STREAMER_RX_RING_SIZE-1)];
+
+ length = rx_desc->framelen_buflen & 0xffff; /* buffer length */
+ streamer_priv->rx_ring_last_received = (streamer_priv->rx_ring_last_received+1) & (STREAMER_RX_RING_SIZE - 1);
+ rx_ring_last_received = streamer_priv->rx_ring_last_received;
+ } while (1);
+
+ skb->protocol = tr_type_trans(skb, dev);
+ /* send up to the protocol */
+ netif_rx(skb);
+ }
+ streamer_priv->streamer_stats.rx_packets++;
+ streamer_priv->streamer_stats.rx_bytes += length;
+ } /* if skb == null */
+ } /* end received without errors */
+
+ /* try the next one */
+ rx_desc = &streamer_priv->streamer_rx_ring[(rx_ring_last_received + 1) & (STREAMER_RX_RING_SIZE - 1)];
+ } /* end for all completed rx descriptors */
+}
+
+static void streamer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+{
+ struct device *dev = (struct device *) dev_id;
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ __u16 sisr;
+ __u16 misr;
+ __u16 sisrmask;
+
+ sisrmask = SISR_MI;
+ writew(~sisrmask, streamer_mmio + SISR_MASK_RUM);
+ sisr = readw(streamer_mmio + SISR);
+ writew(~sisr, streamer_mmio + SISR_RUM);
+ misr = readw(streamer_mmio + MISR_RUM);
+ writew(~misr, streamer_mmio + MISR_RUM);
+
+ if (!sisr) { /* Interrupt isn't for us */
+ return;
+ }
+
+ if (dev->interrupt)
+ printk(KERN_WARNING "%s: Re-entering interrupt \n", dev->name);
+
+ dev->interrupt = 1;
+
+ if ((sisr & (SISR_SRB_REPLY | SISR_ADAPTER_CHECK | SISR_ASB_FREE | SISR_ARB_CMD | SISR_TRB_REPLY))
+ || (misr & (MISR_TX2_EOF | MISR_RX_NOBUF | MISR_RX_EOF))) {
+ if (sisr & SISR_SRB_REPLY) {
+ if (streamer_priv->srb_queued == 1) {
+ wake_up_interruptible(&streamer_priv->srb_wait);
+ } else if (streamer_priv->srb_queued == 2) {
+ streamer_srb_bh(dev);
+ }
+ streamer_priv->srb_queued = 0;
+ }
+ /* SISR_SRB_REPLY */
+ if (misr & MISR_TX2_EOF) {
+ while (streamer_priv->streamer_tx_ring[(streamer_priv->tx_ring_last_status + 1) & (STREAMER_TX_RING_SIZE - 1)].status)
+ {
+ streamer_priv->tx_ring_last_status = (streamer_priv->tx_ring_last_status + 1) & (STREAMER_TX_RING_SIZE - 1);
+ streamer_priv->free_tx_ring_entries++;
+ streamer_priv->streamer_stats.tx_bytes += streamer_priv->tx_ring_skb[streamer_priv->tx_ring_last_status]->len;
+ streamer_priv->streamer_stats.tx_packets++;
+ dev_kfree_skb(streamer_priv->tx_ring_skb[streamer_priv->tx_ring_last_status]);
+ streamer_priv-> streamer_tx_ring[streamer_priv->tx_ring_last_status].buffer = 0xdeadbeef;
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_last_status].status = 0;
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_last_status].bufcnt_framelen = 0;
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_last_status].buflen = 0;
+ }
+ if (dev->tbusy) {
+ dev->tbusy = 0;
+ mark_bh(NET_BH);
+ }
+ }
+
+ if (misr & MISR_RX_EOF) {
+ streamer_rx(dev);
+ }
+ /* MISR_RX_EOF */
+ if (sisr & SISR_ADAPTER_CHECK) {
+ printk(KERN_WARNING "%s: Adapter Check Interrupt Raised, 8 bytes of information follow:\n", dev->name);
+ writel(readl(streamer_mmio + LAPWWO), streamer_mmio + LAPA);
+ printk(KERN_WARNING "%s: Words %x:%x:%x:%x:\n",
+ dev->name, readw(streamer_mmio + LAPDINC),
+ readw(streamer_mmio + LAPDINC),
+ readw(streamer_mmio + LAPDINC),
+ readw(streamer_mmio + LAPDINC));
+ dev->interrupt = 0;
+ free_irq(dev->irq, dev);
+ }
+
+ /* SISR_ADAPTER_CHECK */
+ if (sisr & SISR_ASB_FREE) {
+ /* Wake up anything that is waiting for the asb response */
+ if (streamer_priv->asb_queued) {
+ streamer_asb_bh(dev);
+ }
+ }
+ /* SISR_ASB_FREE */
+ if (sisr & SISR_ARB_CMD) {
+ streamer_arb_cmd(dev);
+ }
+ /* SISR_ARB_CMD */
+ if (sisr & SISR_TRB_REPLY) {
+ /* Wake up anything that is waiting for the trb response */
+ if (streamer_priv->trb_queued) {
+ wake_up_interruptible(&streamer_priv->
+ trb_wait);
+ }
+ streamer_priv->trb_queued = 0;
+ }
+ /* SISR_TRB_REPLY */
+ if (misr & MISR_RX_NOBUF) {
+ /* According to the documentation, we don't have to do anything, but trapping it keeps it out of
+ /var/log/messages. */
+ } /* SISR_RX_NOBUF */
+ } else {
+ printk(KERN_WARNING "%s: Unexpected interrupt: %x\n",
+ dev->name, sisr);
+ printk(KERN_WARNING "%s: SISR_MASK: %x\n", dev->name,
+ readw(streamer_mmio + SISR_MASK));
+ } /* One if the interrupts we want */
+
+ dev->interrupt = 0;
+ writew(SISR_MI, streamer_mmio + SISR_MASK_SUM);
+}
+
+
+static int streamer_xmit(struct sk_buff *skb, struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+
+ if (test_and_set_bit(0, (void *) &dev->tbusy) != 0) {
+ return 1;
+ }
+
+ if (streamer_priv->free_tx_ring_entries) {
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_free].status = 0;
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_free].bufcnt_framelen = 0x00010000 | skb->len;
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_free].buffer = virt_to_bus(skb->data);
+ streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_free].buflen = skb->len;
+ streamer_priv->tx_ring_skb[streamer_priv->tx_ring_free] = skb;
+ streamer_priv->free_tx_ring_entries--;
+#if STREAMER_DEBUG_PACKETS
+ {
+ int i;
+ printk("streamer_xmit packet print:\n");
+ for (i = 0; i < skb->len; i++) {
+ printk("%x:", skb->data[i]);
+ if (((i + 1) % 16) == 0)
+ printk("\n");
+ }
+ printk("\n");
+ }
+#endif
+
+ writel(virt_to_bus (&streamer_priv->streamer_tx_ring[streamer_priv->tx_ring_free]),streamer_mmio + TX2LFDA);
+
+ streamer_priv->tx_ring_free = (streamer_priv->tx_ring_free + 1) & (STREAMER_TX_RING_SIZE - 1);
+ dev->tbusy = 0;
+ return 0;
+ } else {
+ return 1;
+ }
+}
+
+
+static int streamer_close(struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ unsigned long flags;
+ int i;
+
+ writew(streamer_priv->srb, streamer_mmio + LAPA);
+ writew(SRB_CLOSE_ADAPTER, streamer_mmio + LAPDINC);
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC);
+
+ save_flags(flags);
+ cli();
+
+ streamer_priv->srb_queued = 1;
+ writew(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+
+ while (streamer_priv->srb_queued)
+ {
+ interruptible_sleep_on_timeout(&streamer_priv->srb_wait,
+ jiffies + 60 * HZ);
+ if (signal_pending(current))
+ {
+ printk(KERN_WARNING "%s: SRB timed out.\n", dev->name);
+ printk(KERN_WARNING "SISR=%x MISR=%x LISR=%x\n",
+ readw(streamer_mmio + SISR),
+ readw(streamer_mmio + MISR_RUM),
+ readw(streamer_mmio + LISR));
+ streamer_priv->srb_queued = 0;
+ break;
+ }
+ }
+
+ restore_flags(flags);
+ streamer_priv->rx_ring_last_received = (streamer_priv->rx_ring_last_received + 1) & (STREAMER_RX_RING_SIZE - 1);
+
+ for (i = 0; i < STREAMER_RX_RING_SIZE; i++) {
+ dev_kfree_skb(streamer_priv->rx_ring_skb[streamer_priv->rx_ring_last_received]);
+ streamer_priv->rx_ring_last_received = (streamer_priv->rx_ring_last_received + 1) & (STREAMER_RX_RING_SIZE - 1);
+ }
+
+ /* reset tx/rx fifo's and busmaster logic */
+
+ /* TBD. Add graceful way to reset the LLC channel without doing a soft reset.
+ writel(readl(streamer_mmio+BCTL)|(3<<13),streamer_mmio+BCTL);
+ udelay(1);
+ writel(readl(streamer_mmio+BCTL)&~(3<<13),streamer_mmio+BCTL);
+ */
+
+#if STREAMER_DEBUG
+ writew(streamer_priv->srb, streamer_mmio + LAPA);
+ printk("srb): ");
+ for (i = 0; i < 2; i++) {
+ printk("%x ", htons(readw(streamer_mmio + LAPDINC)));
+ }
+ printk("\n");
+#endif
+ dev->start = 0;
+ free_irq(dev->irq, dev);
+
+ MOD_DEC_USE_COUNT;
+ return 0;
+}
+
+static void streamer_set_rx_mode(struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ __u8 options = 0, set_mc_list = 0;
+ __u16 ata1, ata2;
+ struct dev_mc_list *dmi;
+
+ writel(streamer_priv->srb, streamer_mmio + LAPA);
+ options = streamer_priv->streamer_copy_all_options;
+
+ if (dev->flags & IFF_PROMISC)
+ options |= (3 << 5); /* All LLC and MAC frames, all through the main rx channel */
+ else
+ options &= ~(3 << 5);
+
+ if (dev->mc_count) {
+ set_mc_list = 1;
+ }
+
+ /* Only issue the srb if there is a change in options */
+
+ if ((options ^ streamer_priv->streamer_copy_all_options))
+ {
+ /* Now to issue the srb command to alter the copy.all.options */
+
+ writew(SRB_MODIFY_RECEIVE_OPTIONS,
+ streamer_mmio + LAPDINC);
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC);
+ writew(streamer_priv->streamer_receive_options | (options << 8), streamer_mmio + LAPDINC);
+ writew(0x414a, streamer_mmio + LAPDINC);
+ writew(0x454d, streamer_mmio + LAPDINC);
+ writew(0x2053, streamer_mmio + LAPDINC);
+ writew(0x2020, streamer_mmio + LAPDINC);
+
+ streamer_priv->srb_queued = 2; /* Can't sleep, use srb_bh */
+
+ writel(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+
+ streamer_priv->streamer_copy_all_options = options;
+ return;
+ }
+
+ if (set_mc_list ^ streamer_priv->streamer_multicast_set)
+ { /* Multicast options have changed */
+ dmi = dev->mc_list;
+
+ writel(streamer_priv->streamer_addr_table_addr, streamer_mmio + LAPA);
+ ata1 = readw(streamer_mmio + LAPDINC);
+ ata2 = readw(streamer_mmio + LAPD);
+
+ writel(streamer_priv->srb, streamer_mmio + LAPA);
+
+ if (set_mc_list)
+ {
+ /* Turn multicast on */
+
+ /* RFC 1469 Says we must support using the functional address C0 00 00 04 00 00
+ * We do this with a set functional address mask.
+ */
+
+ if (!(ata1 & 0x0400)) { /* need to set functional mask */
+ writew(SRB_SET_FUNC_ADDRESS, streamer_mmio + LAPDINC);
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC);
+ writew(0, streamer_mmio + LAPDINC);
+ writew(ata1 | 0x0400, streamer_mmio + LAPDINC);
+ writew(ata2, streamer_mmio + LAPD);
+
+ streamer_priv->srb_queued = 2;
+ writel(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+
+ streamer_priv->streamer_multicast_set = 1;
+ }
+
+ } else { /* Turn multicast off */
+
+ if ((ata1 & 0x0400)) { /* Hmmm, need to reset the functional mask */
+ writew(SRB_SET_FUNC_ADDRESS, streamer_mmio + LAPDINC);
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC);
+ writew(0, streamer_mmio + LAPDINC);
+ writew(ata1 & ~0x0400, streamer_mmio + LAPDINC);
+ writew(ata2, streamer_mmio + LAPD);
+
+ streamer_priv->srb_queued = 2;
+ writel(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+
+ streamer_priv->streamer_multicast_set = 0;
+ }
+ }
+
+ }
+}
+
+static void streamer_srb_bh(struct device *dev)
+{
+ struct streamer_private *streamer_priv = (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ __u16 srb_word;
+
+ writew(streamer_priv->srb, streamer_mmio + LAPA);
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+
+ switch (srb_word) {
+
+ /* SRB_MODIFY_RECEIVE_OPTIONS i.e. set_multicast_list options (promiscuous)
+ * At some point we should do something if we get an error, such as
+ * resetting the IFF_PROMISC flag in dev
+ */
+
+ case SRB_MODIFY_RECEIVE_OPTIONS:
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+ switch (srb_word) {
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized srb command\n", dev->name);
+ break;
+ case 0x04:
+ printk(KERN_WARNING "%s: Adapter must be open for this operation, doh!!\n", dev->name);
+ break;
+ default:
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_WARNING "%s: Receive Options Modified to %x,%x\n",
+ dev->name,
+ streamer_priv->streamer_copy_all_options,
+ streamer_priv->streamer_receive_options);
+ break;
+ } /* switch srb[2] */
+ break;
+
+
+ /* SRB_SET_GROUP_ADDRESS - Multicast group setting
+ */
+ case SRB_SET_GROUP_ADDRESS:
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+ switch (srb_word) {
+ case 0x00:
+ streamer_priv->streamer_multicast_set = 1;
+ break;
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized srb command \n",dev->name);
+ break;
+ case 0x04:
+ printk(KERN_WARNING "%s: Adapter must be open for this operation, doh!!\n", dev->name);
+ break;
+ case 0x3c:
+ printk(KERN_WARNING "%s: Group/Functional address indicator bits not set correctly\n", dev->name);
+ break;
+ case 0x3e: /* If we ever implement individual multicast addresses, will need to deal with this */
+ printk(KERN_WARNING "%s: Group address registers full\n", dev->name);
+ break;
+ case 0x55:
+ printk(KERN_INFO "%s: Group Address already set.\n", dev->name);
+ break;
+ default:
+ break;
+ } /* switch srb[2] */
+ break;
+
+
+ /* SRB_RESET_GROUP_ADDRESS - Remove a multicast address from group list
+ */
+ case SRB_RESET_GROUP_ADDRESS:
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+ switch (srb_word) {
+ case 0x00:
+ streamer_priv->streamer_multicast_set = 0;
+ break;
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized srb command \n", dev->name);
+ break;
+ case 0x04:
+ printk(KERN_WARNING "%s: Adapter must be open for this operation, doh!!\n", dev->name);
+ break;
+ case 0x39: /* Must deal with this if individual multicast addresses used */
+ printk(KERN_INFO "%s: Group address not found \n", dev->name);
+ break;
+ default:
+ break;
+ } /* switch srb[2] */
+ break;
+
+
+ /* SRB_SET_FUNC_ADDRESS - Called by the set_rx_mode
+ */
+
+ case SRB_SET_FUNC_ADDRESS:
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+ switch (srb_word) {
+ case 0x00:
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Functional Address Mask Set \n", dev->name);
+ break;
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized srb command \n", dev->name);
+ break;
+ case 0x04:
+ printk(KERN_WARNING "%s: Adapter must be open for this operation, doh!!\n", dev->name);
+ break;
+ default:
+ break;
+ } /* switch srb[2] */
+ break;
+
+ /* SRB_READ_LOG - Read and reset the adapter error counters
+ */
+
+ case SRB_READ_LOG:
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+ switch (srb_word) {
+ case 0x00:
+ {
+ int i;
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Read Log command complete\n", dev->name);
+ printk("Read Log statistics: ");
+ writew(streamer_priv->srb + 6,
+ streamer_mmio + LAPA);
+ for (i = 0; i < 5; i++) {
+ printk("%x:", ntohs(readw(streamer_mmio + LAPDINC)));
+ }
+ printk("\n");
+ }
+ break;
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized srb command \n", dev->name);
+ break;
+ case 0x04:
+ printk(KERN_WARNING "%s: Adapter must be open for this operation, doh!!\n", dev->name);
+ break;
+
+ } /* switch srb[2] */
+ break;
+
+ /* SRB_READ_SR_COUNTERS - Read and reset the source routing bridge related counters */
+
+ case SRB_READ_SR_COUNTERS:
+ srb_word = readw(streamer_mmio + LAPDINC) & 0xFF;
+ switch (srb_word) {
+ case 0x00:
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Read Source Routing Counters issued\n", dev->name);
+ break;
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized srb command \n", dev->name);
+ break;
+ case 0x04:
+ printk(KERN_WARNING "%s: Adapter must be open for this operation, doh!!\n", dev->name);
+ break;
+ default:
+ break;
+ } /* switch srb[2] */
+ break;
+
+ default:
+ printk(KERN_WARNING "%s: Unrecognized srb bh return value.\n", dev->name);
+ break;
+ } /* switch srb[0] */
+}
+
+static struct net_device_stats *streamer_get_stats(struct device *dev)
+{
+ struct streamer_private *streamer_priv;
+ streamer_priv = (struct streamer_private *) dev->priv;
+ return (struct net_device_stats *) &streamer_priv->streamer_stats;
+}
+
+static int streamer_set_mac_address(struct device *dev, void *addr)
+{
+ struct sockaddr *saddr = addr;
+ struct streamer_private *streamer_priv = (struct streamer_private *) dev->priv;
+
+ if (dev->start) {
+ printk(KERN_WARNING "%s: Cannot set mac/laa address while card is open\n", dev->name);
+ return -EIO;
+ }
+
+ memcpy(streamer_priv->streamer_laa, saddr->sa_data, dev->addr_len);
+
+ if (streamer_priv->streamer_message_level) {
+ printk(KERN_INFO "%s: MAC/LAA Set to = %x.%x.%x.%x.%x.%x\n",
+ dev->name, streamer_priv->streamer_laa[0],
+ streamer_priv->streamer_laa[1],
+ streamer_priv->streamer_laa[2],
+ streamer_priv->streamer_laa[3],
+ streamer_priv->streamer_laa[4],
+ streamer_priv->streamer_laa[5]);
+ }
+ return 0;
+}
+
+static void streamer_arb_cmd(struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ __u8 header_len;
+ __u16 frame_len, buffer_len;
+ struct sk_buff *mac_frame;
+ __u8 frame_data[256];
+ __u16 buff_off;
+ __u16 lan_status = 0, lan_status_diff; /* Initialize to stop compiler warning */
+ __u8 fdx_prot_error;
+ __u16 next_ptr;
+ __u16 arb_word;
+
+#if STREAMER_NETWORK_MONITOR
+ struct trh_hdr *mac_hdr;
+#endif
+
+ writew(streamer_priv->arb, streamer_mmio + LAPA);
+ arb_word = readw(streamer_mmio + LAPD) & 0xFF;
+
+ if (arb_word == ARB_RECEIVE_DATA) { /* Receive.data, MAC frames */
+ writew(streamer_priv->arb + 6, streamer_mmio + LAPA);
+ streamer_priv->mac_rx_buffer = buff_off = ntohs(readw(streamer_mmio + LAPDINC));
+ header_len = readw(streamer_mmio + LAPDINC) & 0xff; /* 802.5 Token-Ring Header Length */
+ frame_len = ntohs(readw(streamer_mmio + LAPDINC));
+
+#if STREAMER_DEBUG
+ {
+ int i;
+ __u16 next;
+ __u8 status;
+ __u16 len;
+
+ writew(ntohs(buff_off), streamer_mmio + LAPA); /*setup window to frame data */
+ next = ntohs(readw(streamer_mmio + LAPDINC));
+ status =
+ ntohs(readw(streamer_mmio + LAPDINC)) & 0xff;
+ len = ntohs(readw(streamer_mmio + LAPDINC));
+
+ /* print out 1st 14 bytes of frame data */
+ for (i = 0; i < 7; i++) {
+ printk("Loc %d = %04x\n", i,
+ ntohs(readw
+ (streamer_mmio + LAPDINC)));
+ }
+
+ printk("next %04x, fs %02x, len %04x \n", next,
+ status, len);
+ }
+#endif
+ mac_frame = dev_alloc_skb(frame_len);
+
+ /* Walk the buffer chain, creating the frame */
+
+ do {
+ int i;
+ __u16 rx_word;
+
+ writew(ntohs(buff_off), streamer_mmio + LAPA); /* setup window to frame data */
+ next_ptr = ntohs(readw(streamer_mmio + LAPDINC));
+ readw(streamer_mmio + LAPDINC); /* read thru status word */
+ buffer_len = ntohs(readw(streamer_mmio + LAPDINC));
+
+ if (buffer_len > 256)
+ break;
+
+ i = 0;
+ while (i < buffer_len) {
+ rx_word = readw(streamer_mmio + LAPDINC);
+ frame_data[i] = rx_word & 0xff;
+ frame_data[i + 1] = (rx_word >> 8) & 0xff;
+ i += 2;
+ }
+
+ memcpy_fromio(skb_put(mac_frame, buffer_len),
+ frame_data, buffer_len);
+ } while (next_ptr && (buff_off = next_ptr));
+
+#if STREAMER_NETWORK_MONITOR
+ printk(KERN_WARNING "%s: Received MAC Frame, details: \n",
+ dev->name);
+ mac_hdr = (struct trh_hdr *) mac_frame->data;
+ printk(KERN_WARNING
+ "%s: MAC Frame Dest. Addr: %02x:%02x:%02x:%02x:%02x:%02x \n",
+ dev->name, mac_hdr->daddr[0], mac_hdr->daddr[1],
+ mac_hdr->daddr[2], mac_hdr->daddr[3],
+ mac_hdr->daddr[4], mac_hdr->daddr[5]);
+ printk(KERN_WARNING
+ "%s: MAC Frame Srce. Addr: %02x:%02x:%02x:%02x:%02x:%02x \n",
+ dev->name, mac_hdr->saddr[0], mac_hdr->saddr[1],
+ mac_hdr->saddr[2], mac_hdr->saddr[3],
+ mac_hdr->saddr[4], mac_hdr->saddr[5]);
+#endif
+ mac_frame->dev = dev;
+ mac_frame->protocol = tr_type_trans(mac_frame, dev);
+ netif_rx(mac_frame);
+
+ /* Now tell the card we have dealt with the received frame */
+
+ /* Set LISR Bit 1 */
+ writel(LISR_ARB_FREE, streamer_priv->streamer_mmio + LISR_SUM);
+
+ /* Is the ASB free ? */
+
+ if (!(readl(streamer_priv->streamer_mmio + SISR) & SISR_ASB_FREE))
+ {
+ streamer_priv->asb_queued = 1;
+ writel(LISR_ASB_FREE_REQ, streamer_priv->streamer_mmio + LISR_SUM);
+ return;
+ /* Drop out and wait for the bottom half to be run */
+ }
+
+
+ writew(streamer_priv->asb, streamer_mmio + LAPA);
+ writew(ASB_RECEIVE_DATA, streamer_mmio + LAPDINC); /* Receive data */
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC); /* Necessary ?? */
+ writew(0, streamer_mmio + LAPDINC);
+ writew(ntohs(streamer_priv->mac_rx_buffer), streamer_mmio + LAPD);
+
+ writel(LISR_ASB_REPLY | LISR_ASB_FREE_REQ, streamer_priv->streamer_mmio + LISR_SUM);
+
+ streamer_priv->asb_queued = 2;
+ return;
+
+ } else if (arb_word == ARB_LAN_CHANGE_STATUS) { /* Lan.change.status */
+ writew(streamer_priv->arb + 6, streamer_mmio + LAPA);
+ lan_status = ntohs(readw(streamer_mmio + LAPDINC));
+ fdx_prot_error = readw(streamer_mmio + LAPD) & 0xFF;
+
+ /* Issue ARB Free */
+ writew(LISR_ARB_FREE, streamer_priv->streamer_mmio + LISR_SUM);
+
+ lan_status_diff = streamer_priv->streamer_lan_status ^ lan_status;
+
+ if (lan_status_diff & (LSC_LWF | LSC_ARW | LSC_FPE | LSC_RR))
+ {
+ if (lan_status_diff & LSC_LWF)
+ printk(KERN_WARNING "%s: Short circuit detected on the lobe\n", dev->name);
+ if (lan_status_diff & LSC_ARW)
+ printk(KERN_WARNING "%s: Auto removal error\n", dev->name);
+ if (lan_status_diff & LSC_FPE)
+ printk(KERN_WARNING "%s: FDX Protocol Error\n", dev->name);
+ if (lan_status_diff & LSC_RR)
+ printk(KERN_WARNING "%s: Force remove MAC frame received\n", dev->name);
+
+ /* Adapter has been closed by the hardware */
+
+ /* reset tx/rx fifo's and busmaster logic */
+
+ /* @TBD. no llc reset on autostreamer writel(readl(streamer_mmio+BCTL)|(3<<13),streamer_mmio+BCTL);
+ udelay(1);
+ writel(readl(streamer_mmio+BCTL)&~(3<<13),streamer_mmio+BCTL); */
+ dev->tbusy = 1;
+ dev->interrupt = 1;
+ dev->start = 0;
+ free_irq(dev->irq, dev);
+
+ printk(KERN_WARNING "%s: Adapter has been closed \n", dev->name);
+
+ }
+ /* If serious error */
+ if (streamer_priv->streamer_message_level) {
+ if (lan_status_diff & LSC_SIG_LOSS)
+ printk(KERN_WARNING "%s: No receive signal detected \n", dev->name);
+ if (lan_status_diff & LSC_HARD_ERR)
+ printk(KERN_INFO "%s: Beaconing \n", dev->name);
+ if (lan_status_diff & LSC_SOFT_ERR)
+ printk(KERN_WARNING "%s: Adapter transmitted Soft Error Report Mac Frame \n", dev->name);
+ if (lan_status_diff & LSC_TRAN_BCN)
+ printk(KERN_INFO "%s: We are tranmitting the beacon, aaah\n", dev->name);
+ if (lan_status_diff & LSC_SS)
+ printk(KERN_INFO "%s: Single Station on the ring \n", dev->name);
+ if (lan_status_diff & LSC_RING_REC)
+ printk(KERN_INFO "%s: Ring recovery ongoing\n", dev->name);
+ if (lan_status_diff & LSC_FDX_MODE)
+ printk(KERN_INFO "%s: Operating in FDX mode\n", dev->name);
+ }
+
+ if (lan_status_diff & LSC_CO) {
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Counter Overflow \n", dev->name);
+
+ /* Issue READ.LOG command */
+
+ writew(streamer_priv->srb, streamer_mmio + LAPA);
+ writew(SRB_READ_LOG, streamer_mmio + LAPDINC);
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC);
+ writew(0, streamer_mmio + LAPDINC);
+ streamer_priv->srb_queued = 2; /* Can't sleep, use srb_bh */
+
+ writew(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+ }
+
+ if (lan_status_diff & LSC_SR_CO) {
+ if (streamer_priv->streamer_message_level)
+ printk(KERN_INFO "%s: Source routing counters overflow\n", dev->name);
+
+ /* Issue a READ.SR.COUNTERS */
+ writew(streamer_priv->srb, streamer_mmio + LAPA);
+ writew(SRB_READ_SR_COUNTERS,
+ streamer_mmio + LAPDINC);
+ writew(STREAMER_CLEAR_RET_CODE,
+ streamer_mmio + LAPDINC);
+ streamer_priv->srb_queued = 2; /* Can't sleep, use srb_bh */
+ writew(LISR_SRB_CMD, streamer_mmio + LISR_SUM);
+
+ }
+ streamer_priv->streamer_lan_status = lan_status;
+ } /* Lan.change.status */
+ else
+ printk(KERN_WARNING "%s: Unknown arb command \n", dev->name);
+}
+
+static void streamer_asb_bh(struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+
+ if (streamer_priv->asb_queued == 1)
+ {
+ /* Dropped through the first time */
+
+ writew(streamer_priv->asb, streamer_mmio + LAPA);
+ writew(ASB_RECEIVE_DATA, streamer_mmio + LAPDINC); /* Receive data */
+ writew(STREAMER_CLEAR_RET_CODE, streamer_mmio + LAPDINC); /* Necessary ?? */
+ writew(0, streamer_mmio + LAPDINC);
+ writew(ntohs(streamer_priv->mac_rx_buffer), streamer_mmio + LAPD);
+
+ writel(LISR_ASB_REPLY | LISR_ASB_FREE_REQ, streamer_priv->streamer_mmio + LISR_SUM);
+ streamer_priv->asb_queued = 2;
+
+ return;
+ }
+
+ if (streamer_priv->asb_queued == 2) {
+ __u8 rc;
+ writew(streamer_priv->asb + 2, streamer_mmio + LAPA);
+ rc = readw(streamer_mmio + LAPD) & 0xff;
+ switch (rc) {
+ case 0x01:
+ printk(KERN_WARNING "%s: Unrecognized command code \n", dev->name);
+ break;
+ case 0x26:
+ printk(KERN_WARNING "%s: Unrecognized buffer address \n", dev->name);
+ break;
+ case 0xFF:
+ /* Valid response, everything should be ok again */
+ break;
+ default:
+ printk(KERN_WARNING "%s: Invalid return code in asb\n", dev->name);
+ break;
+ }
+ }
+ streamer_priv->asb_queued = 0;
+}
+
+static int streamer_change_mtu(struct device *dev, int mtu)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u16 max_mtu;
+
+ if (streamer_priv->streamer_ring_speed == 4)
+ max_mtu = 4500;
+ else
+ max_mtu = 18000;
+
+ if (mtu > max_mtu)
+ return -EINVAL;
+ if (mtu < 100)
+ return -EINVAL;
+
+ dev->mtu = mtu;
+ streamer_priv->pkt_buf_sz = mtu + TR_HLEN;
+
+ return 0;
+}
+
+#if STREAMER_NETWORK_MONITOR
+#ifdef CONFIG_PROC_FS
+static int streamer_proc_info(char *buffer, char **start, off_t offset,
+ int length, int *eof, void *data)
+{
+ struct pci_dev *pci_device = NULL;
+ int len = 0;
+ off_t begin = 0;
+ off_t pos = 0;
+ int size;
+
+ struct device *dev;
+
+
+ size = sprintf(buffer, "IBM LanStreamer/MPC Chipset Token Ring Adapters\n");
+
+ pos += size;
+ len += size;
+
+ while ((pci_device = pci_find_device(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_TR, pci_device)))
+ {
+
+ for (dev = dev_base; dev != NULL; dev = dev->next)
+ {
+ if (dev->base_addr == (pci_device->base_address[0] & (~3)))
+ { /* Yep, a Streamer device */
+ size = sprintf_info(buffer + len, dev);
+ len += size;
+ pos = begin + len;
+
+ if (pos < offset) {
+ len = 0;
+ begin = pos;
+ }
+ if (pos > offset + length)
+ break;
+ } /* if */
+ } /* for */
+ } /* While */
+
+ *start = buffer + (offset - begin); /* Start of wanted data */
+ len -= (offset - begin); /* Start slop */
+ if (len > length)
+ len = length; /* Ending slop */
+ return len;
+}
+
+static int sprintf_info(char *buffer, struct device *dev)
+{
+ struct streamer_private *streamer_priv =
+ (struct streamer_private *) dev->priv;
+ __u8 *streamer_mmio = streamer_priv->streamer_mmio;
+ struct streamer_adapter_addr_table sat;
+ struct streamer_parameters_table spt;
+ int size = 0;
+ int i;
+
+ writew(streamer_priv->streamer_addr_table_addr, streamer_mmio + LAPA);
+ for (i = 0; i < 14; i += 2) {
+ __u16 io_word;
+ __u8 *datap = (__u8 *) & sat;
+ io_word = readw(streamer_mmio + LAPDINC);
+ datap[size] = io_word & 0xff;
+ datap[size + 1] = (io_word >> 8) & 0xff;
+ }
+ writew(streamer_priv->streamer_parms_addr, streamer_mmio + LAPA);
+ for (i = 0; i < 68; i += 2) {
+ __u16 io_word;
+ __u8 *datap = (__u8 *) & spt;
+ io_word = readw(streamer_mmio + LAPDINC);
+ datap[size] = io_word & 0xff;
+ datap[size + 1] = (io_word >> 8) & 0xff;
+ }
+
+
+ size = sprintf(buffer, "\n%6s: Adapter Address : Node Address : Functional Addr\n", dev->name);
+
+ size += sprintf(buffer + size,
+ "%6s: %02x:%02x:%02x:%02x:%02x:%02x : %02x:%02x:%02x:%02x:%02x:%02x : %02x:%02x:%02x:%02x\n",
+ dev->name, dev->dev_addr[0], dev->dev_addr[1],
+ dev->dev_addr[2], dev->dev_addr[3], dev->dev_addr[4],
+ dev->dev_addr[5], sat.node_addr[0], sat.node_addr[1],
+ sat.node_addr[2], sat.node_addr[3], sat.node_addr[4],
+ sat.node_addr[5], sat.func_addr[0], sat.func_addr[1],
+ sat.func_addr[2], sat.func_addr[3]);
+
+ size += sprintf(buffer + size, "\n%6s: Token Ring Parameters Table:\n", dev->name);
+
+ size += sprintf(buffer + size, "%6s: Physical Addr : Up Node Address : Poll Address : AccPri : Auth Src : Att Code :\n", dev->name);
+
+ size += sprintf(buffer + size,
+ "%6s: %02x:%02x:%02x:%02x : %02x:%02x:%02x:%02x:%02x:%02x : %02x:%02x:%02x:%02x:%02x:%02x : %04x : %04x : %04x :\n",
+ dev->name, spt.phys_addr[0], spt.phys_addr[1],
+ spt.phys_addr[2], spt.phys_addr[3],
+ spt.up_node_addr[0], spt.up_node_addr[1],
+ spt.up_node_addr[2], spt.up_node_addr[3],
+ spt.up_node_addr[4], spt.up_node_addr[4],
+ spt.poll_addr[0], spt.poll_addr[1], spt.poll_addr[2],
+ spt.poll_addr[3], spt.poll_addr[4], spt.poll_addr[5],
+ ntohs(spt.acc_priority), ntohs(spt.auth_source_class),
+ ntohs(spt.att_code));
+
+ size += sprintf(buffer + size, "%6s: Source Address : Bcn T : Maj. V : Lan St : Lcl Rg : Mon Err : Frame Correl : \n", dev->name);
+
+ size += sprintf(buffer + size,
+ "%6s: %02x:%02x:%02x:%02x:%02x:%02x : %04x : %04x : %04x : %04x : %04x : %04x : \n",
+ dev->name, spt.source_addr[0], spt.source_addr[1],
+ spt.source_addr[2], spt.source_addr[3],
+ spt.source_addr[4], spt.source_addr[5],
+ ntohs(spt.beacon_type), ntohs(spt.major_vector),
+ ntohs(spt.lan_status), ntohs(spt.local_ring),
+ ntohs(spt.mon_error), ntohs(spt.frame_correl));
+
+ size += sprintf(buffer + size, "%6s: Beacon Details : Tx : Rx : NAUN Node Address : NAUN Node Phys : \n",
+ dev->name);
+
+ size += sprintf(buffer + size,
+ "%6s: : %02x : %02x : %02x:%02x:%02x:%02x:%02x:%02x : %02x:%02x:%02x:%02x : \n",
+ dev->name, ntohs(spt.beacon_transmit),
+ ntohs(spt.beacon_receive), spt.beacon_naun[0],
+ spt.beacon_naun[1], spt.beacon_naun[2],
+ spt.beacon_naun[3], spt.beacon_naun[4],
+ spt.beacon_naun[5], spt.beacon_phys[0],
+ spt.beacon_phys[1], spt.beacon_phys[2],
+ spt.beacon_phys[3]);
+ return size;
+}
+#endif
+#endif
+
+#ifdef MODULE
+
+static struct device *dev_streamer[STREAMER_MAX_ADAPTERS];
+
+int init_module(void)
+{
+ int i;
+
+#if STREAMER_NETWORK_MONITOR
+#ifdef CONFIG_PROC_FS
+ struct proc_dir_entry *ent;
+
+ ent = create_proc_entry("net/streamer_tr", 0, 0);
+ ent->read_proc = &streamer_proc_info;
+#endif
+#endif
+ for (i = 0; (i < STREAMER_MAX_ADAPTERS); i++)
+ {
+ dev_streamer[i] = NULL;
+ dev_streamer[i] = init_trdev(dev_streamer[i], 0);
+ if (dev_streamer[i] == NULL)
+ return -ENOMEM;
+
+ dev_streamer[i]->init = &streamer_probe;
+
+ if (register_trdev(dev_streamer[i]) != 0) {
+ kfree_s(dev_streamer[i], sizeof(struct device));
+ dev_streamer[i] = NULL;
+ if (i == 0)
+ {
+ printk(KERN_INFO "Streamer: No IBM LanStreamer PCI Token Ring cards found in system.\n");
+ return -EIO;
+ } else {
+ printk(KERN_INFO "Streamer: %d IBM LanStreamer PCI Token Ring card(s) found in system.\n", i);
+ return 0;
+ }
+ }
+ }
+
+ return 0;
+}
+
+void cleanup_module(void)
+{
+ int i;
+
+ for (i = 0; i < STREAMER_MAX_ADAPTERS; i++)
+ if (dev_streamer[i]) {
+ unregister_trdev(dev_streamer[i]);
+ release_region(dev_streamer[i]->base_addr, STREAMER_IO_SPACE);
+ kfree_s(dev_streamer[i]->priv, sizeof(struct streamer_private));
+ kfree_s(dev_streamer[i], sizeof(struct device));
+ dev_streamer[i] = NULL;
+ }
+#if STREAMER_NETWORK_MONITOR
+#ifdef CONFIG_PROC_FS
+ remove_proc_entry("net/streamer_tr", NULL);
+#endif
+#endif
+}
+#endif /* MODULE */
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)