aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/a2065.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/a2065.c')
-rw-r--r--drivers/net/a2065.c805
1 files changed, 0 insertions, 805 deletions
diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
deleted file mode 100644
index f142cc21e45..00000000000
--- a/drivers/net/a2065.c
+++ /dev/null
@@ -1,805 +0,0 @@
-/*
- * Amiga Linux/68k A2065 Ethernet Driver
- *
- * (C) Copyright 1995-2003 by Geert Uytterhoeven <geert@linux-m68k.org>
- *
- * Fixes and tips by:
- * - Janos Farkas (CHEXUM@sparta.banki.hu)
- * - Jes Degn Soerensen (jds@kom.auc.dk)
- * - Matt Domsch (Matt_Domsch@dell.com)
- *
- * ----------------------------------------------------------------------------
- *
- * This program is based on
- *
- * ariadne.?: Amiga Linux/68k Ariadne Ethernet Driver
- * (C) Copyright 1995 by Geert Uytterhoeven,
- * Peter De Schrijver
- *
- * lance.c: An AMD LANCE ethernet driver for linux.
- * Written 1993-94 by Donald Becker.
- *
- * Am79C960: PCnet(tm)-ISA Single-Chip Ethernet Controller
- * Advanced Micro Devices
- * Publication #16907, Rev. B, Amendment/0, May 1994
- *
- * ----------------------------------------------------------------------------
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of the Linux
- * distribution for more details.
- *
- * ----------------------------------------------------------------------------
- *
- * The A2065 is a Zorro-II board made by Commodore/Ameristar. It contains:
- *
- * - an Am7990 Local Area Network Controller for Ethernet (LANCE) with
- * both 10BASE-2 (thin coax) and AUI (DB-15) connectors
- */
-
-#include <linux/errno.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/module.h>
-#include <linux/stddef.h>
-#include <linux/kernel.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/skbuff.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/crc32.h>
-#include <linux/zorro.h>
-#include <linux/bitops.h>
-
-#include <asm/irq.h>
-#include <asm/amigaints.h>
-#include <asm/amigahw.h>
-
-#include "a2065.h"
-
-
- /*
- * Transmit/Receive Ring Definitions
- */
-
-#define LANCE_LOG_TX_BUFFERS (2)
-#define LANCE_LOG_RX_BUFFERS (4)
-
-#define TX_RING_SIZE (1<<LANCE_LOG_TX_BUFFERS)
-#define RX_RING_SIZE (1<<LANCE_LOG_RX_BUFFERS)
-
-#define TX_RING_MOD_MASK (TX_RING_SIZE-1)
-#define RX_RING_MOD_MASK (RX_RING_SIZE-1)
-
-#define PKT_BUF_SIZE (1544)
-#define RX_BUFF_SIZE PKT_BUF_SIZE
-#define TX_BUFF_SIZE PKT_BUF_SIZE
-
-
- /*
- * Layout of the Lance's RAM Buffer
- */
-
-
-struct lance_init_block {
- unsigned short mode; /* Pre-set mode (reg. 15) */
- unsigned char phys_addr[6]; /* Physical ethernet address */
- unsigned filter[2]; /* Multicast filter. */
-
- /* Receive and transmit ring base, along with extra bits. */
- unsigned short rx_ptr; /* receive descriptor addr */
- unsigned short rx_len; /* receive len and high addr */
- unsigned short tx_ptr; /* transmit descriptor addr */
- unsigned short tx_len; /* transmit len and high addr */
-
- /* The Tx and Rx ring entries must aligned on 8-byte boundaries. */
- struct lance_rx_desc brx_ring[RX_RING_SIZE];
- struct lance_tx_desc btx_ring[TX_RING_SIZE];
-
- char rx_buf [RX_RING_SIZE][RX_BUFF_SIZE];
- char tx_buf [TX_RING_SIZE][TX_BUFF_SIZE];
-};
-
-
- /*
- * Private Device Data
- */
-
-struct lance_private {
- char *name;
- volatile struct lance_regs *ll;
- volatile struct lance_init_block *init_block; /* Hosts view */
- volatile struct lance_init_block *lance_init_block; /* Lance view */
-
- int rx_new, tx_new;
- int rx_old, tx_old;
-
- int lance_log_rx_bufs, lance_log_tx_bufs;
- int rx_ring_mod_mask, tx_ring_mod_mask;
-
- int tpe; /* cable-selection is TPE */
- int auto_select; /* cable-selection by carrier */
- unsigned short busmaster_regval;
-
-#ifdef CONFIG_SUNLANCE
- struct Linux_SBus_DMA *ledma; /* if set this points to ledma and arch=4m */
- int burst_sizes; /* ledma SBus burst sizes */
-#endif
- struct timer_list multicast_timer;
-};
-
-#define TX_BUFFS_AVAIL ((lp->tx_old<=lp->tx_new)?\
- lp->tx_old+lp->tx_ring_mod_mask-lp->tx_new:\
- lp->tx_old - lp->tx_new-1)
-
-
-#define LANCE_ADDR(x) ((int)(x) & ~0xff000000)
-
-/* Load the CSR registers */
-static void load_csrs (struct lance_private *lp)
-{
- volatile struct lance_regs *ll = lp->ll;
- volatile struct lance_init_block *aib = lp->lance_init_block;
- int leptr;
-
- leptr = LANCE_ADDR (aib);
-
- ll->rap = LE_CSR1;
- ll->rdp = (leptr & 0xFFFF);
- ll->rap = LE_CSR2;
- ll->rdp = leptr >> 16;
- ll->rap = LE_CSR3;
- ll->rdp = lp->busmaster_regval;
-
- /* Point back to csr0 */
- ll->rap = LE_CSR0;
-}
-
-#define ZERO 0
-
-/* Setup the Lance Rx and Tx rings */
-static void lance_init_ring (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_init_block *ib = lp->init_block;
- volatile struct lance_init_block *aib; /* for LANCE_ADDR computations */
- int leptr;
- int i;
-
- aib = lp->lance_init_block;
-
- /* Lock out other processes while setting up hardware */
- netif_stop_queue(dev);
- lp->rx_new = lp->tx_new = 0;
- lp->rx_old = lp->tx_old = 0;
-
- ib->mode = 0;
-
- /* Copy the ethernet address to the lance init block
- * Note that on the sparc you need to swap the ethernet address.
- */
- ib->phys_addr [0] = dev->dev_addr [1];
- ib->phys_addr [1] = dev->dev_addr [0];
- ib->phys_addr [2] = dev->dev_addr [3];
- ib->phys_addr [3] = dev->dev_addr [2];
- ib->phys_addr [4] = dev->dev_addr [5];
- ib->phys_addr [5] = dev->dev_addr [4];
-
- if (ZERO)
- printk(KERN_DEBUG "TX rings:\n");
-
- /* Setup the Tx ring entries */
- for (i = 0; i <= (1<<lp->lance_log_tx_bufs); i++) {
- leptr = LANCE_ADDR(&aib->tx_buf[i][0]);
- ib->btx_ring [i].tmd0 = leptr;
- ib->btx_ring [i].tmd1_hadr = leptr >> 16;
- ib->btx_ring [i].tmd1_bits = 0;
- ib->btx_ring [i].length = 0xf000; /* The ones required by tmd2 */
- ib->btx_ring [i].misc = 0;
- if (i < 3 && ZERO)
- printk(KERN_DEBUG "%d: 0x%8.8x\n", i, leptr);
- }
-
- /* Setup the Rx ring entries */
- if (ZERO)
- printk(KERN_DEBUG "RX rings:\n");
- for (i = 0; i < (1<<lp->lance_log_rx_bufs); i++) {
- leptr = LANCE_ADDR(&aib->rx_buf[i][0]);
-
- ib->brx_ring [i].rmd0 = leptr;
- ib->brx_ring [i].rmd1_hadr = leptr >> 16;
- ib->brx_ring [i].rmd1_bits = LE_R1_OWN;
- ib->brx_ring [i].length = -RX_BUFF_SIZE | 0xf000;
- ib->brx_ring [i].mblength = 0;
- if (i < 3 && ZERO)
- printk(KERN_DEBUG "%d: 0x%8.8x\n", i, leptr);
- }
-
- /* Setup the initialization block */
-
- /* Setup rx descriptor pointer */
- leptr = LANCE_ADDR(&aib->brx_ring);
- ib->rx_len = (lp->lance_log_rx_bufs << 13) | (leptr >> 16);
- ib->rx_ptr = leptr;
- if (ZERO)
- printk(KERN_DEBUG "RX ptr: %8.8x\n", leptr);
-
- /* Setup tx descriptor pointer */
- leptr = LANCE_ADDR(&aib->btx_ring);
- ib->tx_len = (lp->lance_log_tx_bufs << 13) | (leptr >> 16);
- ib->tx_ptr = leptr;
- if (ZERO)
- printk(KERN_DEBUG "TX ptr: %8.8x\n", leptr);
-
- /* Clear the multicast filter */
- ib->filter [0] = 0;
- ib->filter [1] = 0;
-}
-
-static int init_restart_lance (struct lance_private *lp)
-{
- volatile struct lance_regs *ll = lp->ll;
- int i;
-
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_INIT;
-
- /* Wait for the lance to complete initialization */
- for (i = 0; (i < 100) && !(ll->rdp & (LE_C0_ERR | LE_C0_IDON)); i++)
- barrier();
- if ((i == 100) || (ll->rdp & LE_C0_ERR)) {
- printk(KERN_ERR "LANCE unopened after %d ticks, csr0=%4.4x.\n",
- i, ll->rdp);
- return -EIO;
- }
-
- /* Clear IDON by writing a "1", enable interrupts and start lance */
- ll->rdp = LE_C0_IDON;
- ll->rdp = LE_C0_INEA | LE_C0_STRT;
-
- return 0;
-}
-
-static int lance_rx (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_init_block *ib = lp->init_block;
- volatile struct lance_regs *ll = lp->ll;
- volatile struct lance_rx_desc *rd;
- unsigned char bits;
-
-#ifdef TEST_HITS
- int i;
- printk(KERN_DEBUG "[");
- for (i = 0; i < RX_RING_SIZE; i++) {
- if (i == lp->rx_new)
- printk ("%s",
- ib->brx_ring [i].rmd1_bits & LE_R1_OWN ? "_" : "X");
- else
- printk ("%s",
- ib->brx_ring [i].rmd1_bits & LE_R1_OWN ? "." : "1");
- }
- printk ("]\n");
-#endif
-
- ll->rdp = LE_C0_RINT|LE_C0_INEA;
- for (rd = &ib->brx_ring [lp->rx_new];
- !((bits = rd->rmd1_bits) & LE_R1_OWN);
- rd = &ib->brx_ring [lp->rx_new]) {
-
- /* We got an incomplete frame? */
- if ((bits & LE_R1_POK) != LE_R1_POK) {
- dev->stats.rx_over_errors++;
- dev->stats.rx_errors++;
- continue;
- } else if (bits & LE_R1_ERR) {
- /* Count only the end frame as a rx error,
- * not the beginning
- */
- if (bits & LE_R1_BUF) dev->stats.rx_fifo_errors++;
- if (bits & LE_R1_CRC) dev->stats.rx_crc_errors++;
- if (bits & LE_R1_OFL) dev->stats.rx_over_errors++;
- if (bits & LE_R1_FRA) dev->stats.rx_frame_errors++;
- if (bits & LE_R1_EOP) dev->stats.rx_errors++;
- } else {
- int len = (rd->mblength & 0xfff) - 4;
- struct sk_buff *skb = dev_alloc_skb (len+2);
-
- if (!skb) {
- printk(KERN_WARNING "%s: Memory squeeze, "
- "deferring packet.\n", dev->name);
- dev->stats.rx_dropped++;
- rd->mblength = 0;
- rd->rmd1_bits = LE_R1_OWN;
- lp->rx_new = (lp->rx_new + 1) & lp->rx_ring_mod_mask;
- return 0;
- }
-
- skb_reserve (skb, 2); /* 16 byte align */
- skb_put (skb, len); /* make room */
- skb_copy_to_linear_data(skb,
- (unsigned char *)&(ib->rx_buf [lp->rx_new][0]),
- len);
- skb->protocol = eth_type_trans (skb, dev);
- netif_rx (skb);
- dev->stats.rx_packets++;
- dev->stats.rx_bytes += len;
- }
-
- /* Return the packet to the pool */
- rd->mblength = 0;
- rd->rmd1_bits = LE_R1_OWN;
- lp->rx_new = (lp->rx_new + 1) & lp->rx_ring_mod_mask;
- }
- return 0;
-}
-
-static int lance_tx (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_init_block *ib = lp->init_block;
- volatile struct lance_regs *ll = lp->ll;
- volatile struct lance_tx_desc *td;
- int i, j;
- int status;
-
- /* csr0 is 2f3 */
- ll->rdp = LE_C0_TINT | LE_C0_INEA;
- /* csr0 is 73 */
-
- j = lp->tx_old;
- for (i = j; i != lp->tx_new; i = j) {
- td = &ib->btx_ring [i];
-
- /* If we hit a packet not owned by us, stop */
- if (td->tmd1_bits & LE_T1_OWN)
- break;
-
- if (td->tmd1_bits & LE_T1_ERR) {
- status = td->misc;
-
- dev->stats.tx_errors++;
- if (status & LE_T3_RTY) dev->stats.tx_aborted_errors++;
- if (status & LE_T3_LCOL) dev->stats.tx_window_errors++;
-
- if (status & LE_T3_CLOS) {
- dev->stats.tx_carrier_errors++;
- if (lp->auto_select) {
- lp->tpe = 1 - lp->tpe;
- printk(KERN_ERR "%s: Carrier Lost, "
- "trying %s\n", dev->name,
- lp->tpe?"TPE":"AUI");
- /* Stop the lance */
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_STOP;
- lance_init_ring (dev);
- load_csrs (lp);
- init_restart_lance (lp);
- return 0;
- }
- }
-
- /* buffer errors and underflows turn off the transmitter */
- /* Restart the adapter */
- if (status & (LE_T3_BUF|LE_T3_UFL)) {
- dev->stats.tx_fifo_errors++;
-
- printk(KERN_ERR "%s: Tx: ERR_BUF|ERR_UFL, "
- "restarting\n", dev->name);
- /* Stop the lance */
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_STOP;
- lance_init_ring (dev);
- load_csrs (lp);
- init_restart_lance (lp);
- return 0;
- }
- } else if ((td->tmd1_bits & LE_T1_POK) == LE_T1_POK) {
- /*
- * So we don't count the packet more than once.
- */
- td->tmd1_bits &= ~(LE_T1_POK);
-
- /* One collision before packet was sent. */
- if (td->tmd1_bits & LE_T1_EONE)
- dev->stats.collisions++;
-
- /* More than one collision, be optimistic. */
- if (td->tmd1_bits & LE_T1_EMORE)
- dev->stats.collisions += 2;
-
- dev->stats.tx_packets++;
- }
-
- j = (j + 1) & lp->tx_ring_mod_mask;
- }
- lp->tx_old = j;
- ll->rdp = LE_C0_TINT | LE_C0_INEA;
- return 0;
-}
-
-static irqreturn_t lance_interrupt (int irq, void *dev_id)
-{
- struct net_device *dev;
- struct lance_private *lp;
- volatile struct lance_regs *ll;
- int csr0;
-
- dev = (struct net_device *) dev_id;
-
- lp = netdev_priv(dev);
- ll = lp->ll;
-
- ll->rap = LE_CSR0; /* LANCE Controller Status */
- csr0 = ll->rdp;
-
- if (!(csr0 & LE_C0_INTR)) /* Check if any interrupt has */
- return IRQ_NONE; /* been generated by the Lance. */
-
- /* Acknowledge all the interrupt sources ASAP */
- ll->rdp = csr0 & ~(LE_C0_INEA|LE_C0_TDMD|LE_C0_STOP|LE_C0_STRT|
- LE_C0_INIT);
-
- if ((csr0 & LE_C0_ERR)) {
- /* Clear the error condition */
- ll->rdp = LE_C0_BABL|LE_C0_ERR|LE_C0_MISS|LE_C0_INEA;
- }
-
- if (csr0 & LE_C0_RINT)
- lance_rx (dev);
-
- if (csr0 & LE_C0_TINT)
- lance_tx (dev);
-
- /* Log misc errors. */
- if (csr0 & LE_C0_BABL)
- dev->stats.tx_errors++; /* Tx babble. */
- if (csr0 & LE_C0_MISS)
- dev->stats.rx_errors++; /* Missed a Rx frame. */
- if (csr0 & LE_C0_MERR) {
- printk(KERN_ERR "%s: Bus master arbitration failure, status "
- "%4.4x.\n", dev->name, csr0);
- /* Restart the chip. */
- ll->rdp = LE_C0_STRT;
- }
-
- if (netif_queue_stopped(dev) && TX_BUFFS_AVAIL > 0)
- netif_wake_queue(dev);
-
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_BABL|LE_C0_CERR|LE_C0_MISS|LE_C0_MERR|
- LE_C0_IDON|LE_C0_INEA;
- return IRQ_HANDLED;
-}
-
-static int lance_open (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_regs *ll = lp->ll;
- int ret;
-
- /* Stop the Lance */
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_STOP;
-
- /* Install the Interrupt handler */
- ret = request_irq(IRQ_AMIGA_PORTS, lance_interrupt, IRQF_SHARED,
- dev->name, dev);
- if (ret) return ret;
-
- load_csrs (lp);
- lance_init_ring (dev);
-
- netif_start_queue(dev);
-
- return init_restart_lance (lp);
-}
-
-static int lance_close (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_regs *ll = lp->ll;
-
- netif_stop_queue(dev);
- del_timer_sync(&lp->multicast_timer);
-
- /* Stop the card */
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_STOP;
-
- free_irq(IRQ_AMIGA_PORTS, dev);
- return 0;
-}
-
-static inline int lance_reset (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_regs *ll = lp->ll;
- int status;
-
- /* Stop the lance */
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_STOP;
-
- load_csrs (lp);
-
- lance_init_ring (dev);
- dev->trans_start = jiffies; /* prevent tx timeout */
- netif_start_queue(dev);
-
- status = init_restart_lance (lp);
-#ifdef DEBUG_DRIVER
- printk(KERN_DEBUG "Lance restart=%d\n", status);
-#endif
- return status;
-}
-
-static void lance_tx_timeout(struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_regs *ll = lp->ll;
-
- printk(KERN_ERR "%s: transmit timed out, status %04x, reset\n",
- dev->name, ll->rdp);
- lance_reset(dev);
- netif_wake_queue(dev);
-}
-
-static netdev_tx_t lance_start_xmit (struct sk_buff *skb,
- struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_regs *ll = lp->ll;
- volatile struct lance_init_block *ib = lp->init_block;
- int entry, skblen;
- int status = NETDEV_TX_OK;
- unsigned long flags;
-
- if (skb_padto(skb, ETH_ZLEN))
- return NETDEV_TX_OK;
- skblen = max_t(unsigned, skb->len, ETH_ZLEN);
-
- local_irq_save(flags);
-
- if (!TX_BUFFS_AVAIL){
- local_irq_restore(flags);
- return NETDEV_TX_LOCKED;
- }
-
-#ifdef DEBUG_DRIVER
- /* dump the packet */
- print_hex_dump(KERN_DEBUG, "skb->data: ", DUMP_PREFIX_NONE,
- 16, 1, skb->data, 64, true);
-#endif
- entry = lp->tx_new & lp->tx_ring_mod_mask;
- ib->btx_ring [entry].length = (-skblen) | 0xf000;
- ib->btx_ring [entry].misc = 0;
-
- skb_copy_from_linear_data(skb, (void *)&ib->tx_buf [entry][0], skblen);
-
- /* Now, give the packet to the lance */
- ib->btx_ring [entry].tmd1_bits = (LE_T1_POK|LE_T1_OWN);
- lp->tx_new = (lp->tx_new+1) & lp->tx_ring_mod_mask;
- dev->stats.tx_bytes += skblen;
-
- if (TX_BUFFS_AVAIL <= 0)
- netif_stop_queue(dev);
-
- /* Kick the lance: transmit now */
- ll->rdp = LE_C0_INEA | LE_C0_TDMD;
- dev_kfree_skb (skb);
-
- local_irq_restore(flags);
-
- return status;
-}
-
-/* taken from the depca driver */
-static void lance_load_multicast (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_init_block *ib = lp->init_block;
- volatile u16 *mcast_table = (u16 *)&ib->filter;
- struct netdev_hw_addr *ha;
- char *addrs;
- u32 crc;
-
- /* set all multicast bits */
- if (dev->flags & IFF_ALLMULTI){
- ib->filter [0] = 0xffffffff;
- ib->filter [1] = 0xffffffff;
- return;
- }
- /* clear the multicast filter */
- ib->filter [0] = 0;
- ib->filter [1] = 0;
-
- /* Add addresses */
- netdev_for_each_mc_addr(ha, dev) {
- addrs = ha->addr;
-
- /* multicast address? */
- if (!(*addrs & 1))
- continue;
-
- crc = ether_crc_le(6, addrs);
- crc = crc >> 26;
- mcast_table [crc >> 4] |= 1 << (crc & 0xf);
- }
-}
-
-static void lance_set_multicast (struct net_device *dev)
-{
- struct lance_private *lp = netdev_priv(dev);
- volatile struct lance_init_block *ib = lp->init_block;
- volatile struct lance_regs *ll = lp->ll;
-
- if (!netif_running(dev))
- return;
-
- if (lp->tx_old != lp->tx_new) {
- mod_timer(&lp->multicast_timer, jiffies + 4);
- netif_wake_queue(dev);
- return;
- }
-
- netif_stop_queue(dev);
-
- ll->rap = LE_CSR0;
- ll->rdp = LE_C0_STOP;
- lance_init_ring (dev);
-
- if (dev->flags & IFF_PROMISC) {
- ib->mode |= LE_MO_PROM;
- } else {
- ib->mode &= ~LE_MO_PROM;
- lance_load_multicast (dev);
- }
- load_csrs (lp);
- init_restart_lance (lp);
- netif_wake_queue(dev);
-}
-
-static int __devinit a2065_init_one(struct zorro_dev *z,
- const struct zorro_device_id *ent);
-static void __devexit a2065_remove_one(struct zorro_dev *z);
-
-
-static struct zorro_device_id a2065_zorro_tbl[] __devinitdata = {
- { ZORRO_PROD_CBM_A2065_1 },
- { ZORRO_PROD_CBM_A2065_2 },
- { ZORRO_PROD_AMERISTAR_A2065 },
- { 0 }
-};
-MODULE_DEVICE_TABLE(zorro, a2065_zorro_tbl);
-
-static struct zorro_driver a2065_driver = {
- .name = "a2065",
- .id_table = a2065_zorro_tbl,
- .probe = a2065_init_one,
- .remove = __devexit_p(a2065_remove_one),
-};
-
-static const struct net_device_ops lance_netdev_ops = {
- .ndo_open = lance_open,
- .ndo_stop = lance_close,
- .ndo_start_xmit = lance_start_xmit,
- .ndo_tx_timeout = lance_tx_timeout,
- .ndo_set_multicast_list = lance_set_multicast,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_change_mtu = eth_change_mtu,
- .ndo_set_mac_address = eth_mac_addr,
-};
-
-static int __devinit a2065_init_one(struct zorro_dev *z,
- const struct zorro_device_id *ent)
-{
- struct net_device *dev;
- struct lance_private *priv;
- unsigned long board, base_addr, mem_start;
- struct resource *r1, *r2;
- int err;
-
- board = z->resource.start;
- base_addr = board+A2065_LANCE;
- mem_start = board+A2065_RAM;
-
- r1 = request_mem_region(base_addr, sizeof(struct lance_regs),
- "Am7990");
- if (!r1)
- return -EBUSY;
- r2 = request_mem_region(mem_start, A2065_RAM_SIZE, "RAM");
- if (!r2) {
- release_resource(r1);
- return -EBUSY;
- }
-
- dev = alloc_etherdev(sizeof(struct lance_private));
- if (dev == NULL) {
- release_resource(r1);
- release_resource(r2);
- return -ENOMEM;
- }
-
- priv = netdev_priv(dev);
-
- r1->name = dev->name;
- r2->name = dev->name;
-
- dev->dev_addr[0] = 0x00;
- if (z->id != ZORRO_PROD_AMERISTAR_A2065) { /* Commodore */
- dev->dev_addr[1] = 0x80;
- dev->dev_addr[2] = 0x10;
- } else { /* Ameristar */
- dev->dev_addr[1] = 0x00;
- dev->dev_addr[2] = 0x9f;
- }
- dev->dev_addr[3] = (z->rom.er_SerialNumber>>16) & 0xff;
- dev->dev_addr[4] = (z->rom.er_SerialNumber>>8) & 0xff;
- dev->dev_addr[5] = z->rom.er_SerialNumber & 0xff;
- dev->base_addr = ZTWO_VADDR(base_addr);
- dev->mem_start = ZTWO_VADDR(mem_start);
- dev->mem_end = dev->mem_start+A2065_RAM_SIZE;
-
- priv->ll = (volatile struct lance_regs *)dev->base_addr;
- priv->init_block = (struct lance_init_block *)dev->mem_start;
- priv->lance_init_block = (struct lance_init_block *)A2065_RAM;
- priv->auto_select = 0;
- priv->busmaster_regval = LE_C3_BSWP;
-
- priv->lance_log_rx_bufs = LANCE_LOG_RX_BUFFERS;
- priv->lance_log_tx_bufs = LANCE_LOG_TX_BUFFERS;
- priv->rx_ring_mod_mask = RX_RING_MOD_MASK;
- priv->tx_ring_mod_mask = TX_RING_MOD_MASK;
-
- dev->netdev_ops = &lance_netdev_ops;
- dev->watchdog_timeo = 5*HZ;
- dev->dma = 0;
-
- init_timer(&priv->multicast_timer);
- priv->multicast_timer.data = (unsigned long) dev;
- priv->multicast_timer.function =
- (void (*)(unsigned long)) &lance_set_multicast;
-
- err = register_netdev(dev);
- if (err) {
- release_resource(r1);
- release_resource(r2);
- free_netdev(dev);
- return err;
- }
- zorro_set_drvdata(z, dev);
-
- printk(KERN_INFO "%s: A2065 at 0x%08lx, Ethernet Address "
- "%pM\n", dev->name, board, dev->dev_addr);
-
- return 0;
-}
-
-
-static void __devexit a2065_remove_one(struct zorro_dev *z)
-{
- struct net_device *dev = zorro_get_drvdata(z);
-
- unregister_netdev(dev);
- release_mem_region(ZTWO_PADDR(dev->base_addr),
- sizeof(struct lance_regs));
- release_mem_region(ZTWO_PADDR(dev->mem_start), A2065_RAM_SIZE);
- free_netdev(dev);
-}
-
-static int __init a2065_init_module(void)
-{
- return zorro_register_driver(&a2065_driver);
-}
-
-static void __exit a2065_cleanup_module(void)
-{
- zorro_unregister_driver(&a2065_driver);
-}
-
-module_init(a2065_init_module);
-module_exit(a2065_cleanup_module);
-
-MODULE_LICENSE("GPL");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-05 06:24:43 +0000