2 * Amiga Linux/68k A2065 Ethernet Driver
4 * (C) Copyright 1995-2003 by Geert Uytterhoeven <geert@linux-m68k.org>
7 * - Janos Farkas (CHEXUM@sparta.banki.hu)
8 * - Jes Degn Soerensen (jds@kom.auc.dk)
9 * - Matt Domsch (Matt_Domsch@dell.com)
11 * ----------------------------------------------------------------------------
13 * This program is based on
15 * ariadne.?: Amiga Linux/68k Ariadne Ethernet Driver
16 * (C) Copyright 1995 by Geert Uytterhoeven,
19 * lance.c: An AMD LANCE ethernet driver for linux.
20 * Written 1993-94 by Donald Becker.
22 * Am79C960: PCnet(tm)-ISA Single-Chip Ethernet Controller
23 * Advanced Micro Devices
24 * Publication #16907, Rev. B, Amendment/0, May 1994
26 * ----------------------------------------------------------------------------
28 * This file is subject to the terms and conditions of the GNU General Public
29 * License. See the file COPYING in the main directory of the Linux
30 * distribution for more details.
32 * ----------------------------------------------------------------------------
34 * The A2065 is a Zorro-II board made by Commodore/Ameristar. It contains:
36 * - an Am7990 Local Area Network Controller for Ethernet (LANCE) with
37 * both 10BASE-2 (thin coax) and AUI (DB-15) connectors
40 #include <linux/errno.h>
41 #include <linux/netdevice.h>
42 #include <linux/etherdevice.h>
43 #include <linux/module.h>
44 #include <linux/stddef.h>
45 #include <linux/kernel.h>
46 #include <linux/interrupt.h>
47 #include <linux/ioport.h>
48 #include <linux/skbuff.h>
49 #include <linux/slab.h>
50 #include <linux/string.h>
51 #include <linux/init.h>
52 #include <linux/crc32.h>
53 #include <linux/zorro.h>
54 #include <linux/bitops.h>
57 #include <asm/amigaints.h>
58 #include <asm/amigahw.h>
64 * Transmit/Receive Ring Definitions
67 #define LANCE_LOG_TX_BUFFERS (2)
68 #define LANCE_LOG_RX_BUFFERS (4)
70 #define TX_RING_SIZE (1<<LANCE_LOG_TX_BUFFERS)
71 #define RX_RING_SIZE (1<<LANCE_LOG_RX_BUFFERS)
73 #define TX_RING_MOD_MASK (TX_RING_SIZE-1)
74 #define RX_RING_MOD_MASK (RX_RING_SIZE-1)
76 #define PKT_BUF_SIZE (1544)
77 #define RX_BUFF_SIZE PKT_BUF_SIZE
78 #define TX_BUFF_SIZE PKT_BUF_SIZE
82 * Layout of the Lance's RAM Buffer
86 struct lance_init_block {
87 unsigned short mode; /* Pre-set mode (reg. 15) */
88 unsigned char phys_addr[6]; /* Physical ethernet address */
89 unsigned filter[2]; /* Multicast filter. */
91 /* Receive and transmit ring base, along with extra bits. */
92 unsigned short rx_ptr; /* receive descriptor addr */
93 unsigned short rx_len; /* receive len and high addr */
94 unsigned short tx_ptr; /* transmit descriptor addr */
95 unsigned short tx_len; /* transmit len and high addr */
97 /* The Tx and Rx ring entries must aligned on 8-byte boundaries. */
98 struct lance_rx_desc brx_ring[RX_RING_SIZE];
99 struct lance_tx_desc btx_ring[TX_RING_SIZE];
101 char rx_buf [RX_RING_SIZE][RX_BUFF_SIZE];
102 char tx_buf [TX_RING_SIZE][TX_BUFF_SIZE];
107 * Private Device Data
110 struct lance_private {
112 volatile struct lance_regs *ll;
113 volatile struct lance_init_block *init_block; /* Hosts view */
114 volatile struct lance_init_block *lance_init_block; /* Lance view */
119 int lance_log_rx_bufs, lance_log_tx_bufs;
120 int rx_ring_mod_mask, tx_ring_mod_mask;
122 int tpe; /* cable-selection is TPE */
123 int auto_select; /* cable-selection by carrier */
124 unsigned short busmaster_regval;
126 #ifdef CONFIG_SUNLANCE
127 struct Linux_SBus_DMA *ledma; /* if set this points to ledma and arch=4m */
128 int burst_sizes; /* ledma SBus burst sizes */
130 struct timer_list multicast_timer;
133 #define TX_BUFFS_AVAIL ((lp->tx_old<=lp->tx_new)?\
134 lp->tx_old+lp->tx_ring_mod_mask-lp->tx_new:\
135 lp->tx_old - lp->tx_new-1)
138 #define LANCE_ADDR(x) ((int)(x) & ~0xff000000)
140 /* Load the CSR registers */
141 static void load_csrs (struct lance_private *lp)
143 volatile struct lance_regs *ll = lp->ll;
144 volatile struct lance_init_block *aib = lp->lance_init_block;
147 leptr = LANCE_ADDR (aib);
150 ll->rdp = (leptr & 0xFFFF);
152 ll->rdp = leptr >> 16;
154 ll->rdp = lp->busmaster_regval;
156 /* Point back to csr0 */
162 /* Setup the Lance Rx and Tx rings */
163 static void lance_init_ring (struct net_device *dev)
165 struct lance_private *lp = netdev_priv(dev);
166 volatile struct lance_init_block *ib = lp->init_block;
167 volatile struct lance_init_block *aib; /* for LANCE_ADDR computations */
171 aib = lp->lance_init_block;
173 /* Lock out other processes while setting up hardware */
174 netif_stop_queue(dev);
175 lp->rx_new = lp->tx_new = 0;
176 lp->rx_old = lp->tx_old = 0;
180 /* Copy the ethernet address to the lance init block
181 * Note that on the sparc you need to swap the ethernet address.
183 ib->phys_addr [0] = dev->dev_addr [1];
184 ib->phys_addr [1] = dev->dev_addr [0];
185 ib->phys_addr [2] = dev->dev_addr [3];
186 ib->phys_addr [3] = dev->dev_addr [2];
187 ib->phys_addr [4] = dev->dev_addr [5];
188 ib->phys_addr [5] = dev->dev_addr [4];
191 printk(KERN_DEBUG "TX rings:\n");
193 /* Setup the Tx ring entries */
194 for (i = 0; i <= (1<<lp->lance_log_tx_bufs); i++) {
195 leptr = LANCE_ADDR(&aib->tx_buf[i][0]);
196 ib->btx_ring [i].tmd0 = leptr;
197 ib->btx_ring [i].tmd1_hadr = leptr >> 16;
198 ib->btx_ring [i].tmd1_bits = 0;
199 ib->btx_ring [i].length = 0xf000; /* The ones required by tmd2 */
200 ib->btx_ring [i].misc = 0;
202 printk(KERN_DEBUG "%d: 0x%8.8x\n", i, leptr);
205 /* Setup the Rx ring entries */
207 printk(KERN_DEBUG "RX rings:\n");
208 for (i = 0; i < (1<<lp->lance_log_rx_bufs); i++) {
209 leptr = LANCE_ADDR(&aib->rx_buf[i][0]);
211 ib->brx_ring [i].rmd0 = leptr;
212 ib->brx_ring [i].rmd1_hadr = leptr >> 16;
213 ib->brx_ring [i].rmd1_bits = LE_R1_OWN;
214 ib->brx_ring [i].length = -RX_BUFF_SIZE | 0xf000;
215 ib->brx_ring [i].mblength = 0;
217 printk(KERN_DEBUG "%d: 0x%8.8x\n", i, leptr);
220 /* Setup the initialization block */
222 /* Setup rx descriptor pointer */
223 leptr = LANCE_ADDR(&aib->brx_ring);
224 ib->rx_len = (lp->lance_log_rx_bufs << 13) | (leptr >> 16);
227 printk(KERN_DEBUG "RX ptr: %8.8x\n", leptr);
229 /* Setup tx descriptor pointer */
230 leptr = LANCE_ADDR(&aib->btx_ring);
231 ib->tx_len = (lp->lance_log_tx_bufs << 13) | (leptr >> 16);
234 printk(KERN_DEBUG "TX ptr: %8.8x\n", leptr);
236 /* Clear the multicast filter */
241 static int init_restart_lance (struct lance_private *lp)
243 volatile struct lance_regs *ll = lp->ll;
247 ll->rdp = LE_C0_INIT;
249 /* Wait for the lance to complete initialization */
250 for (i = 0; (i < 100) && !(ll->rdp & (LE_C0_ERR | LE_C0_IDON)); i++)
252 if ((i == 100) || (ll->rdp & LE_C0_ERR)) {
253 printk(KERN_ERR "LANCE unopened after %d ticks, csr0=%4.4x.\n",
258 /* Clear IDON by writing a "1", enable interrupts and start lance */
259 ll->rdp = LE_C0_IDON;
260 ll->rdp = LE_C0_INEA | LE_C0_STRT;
265 static int lance_rx (struct net_device *dev)
267 struct lance_private *lp = netdev_priv(dev);
268 volatile struct lance_init_block *ib = lp->init_block;
269 volatile struct lance_regs *ll = lp->ll;
270 volatile struct lance_rx_desc *rd;
272 int len = 0; /* XXX shut up gcc warnings */
273 struct sk_buff *skb = 0; /* XXX shut up gcc warnings */
277 printk(KERN_DEBUG "[");
278 for (i = 0; i < RX_RING_SIZE; i++) {
281 ib->brx_ring [i].rmd1_bits & LE_R1_OWN ? "_" : "X");
284 ib->brx_ring [i].rmd1_bits & LE_R1_OWN ? "." : "1");
289 ll->rdp = LE_C0_RINT|LE_C0_INEA;
290 for (rd = &ib->brx_ring [lp->rx_new];
291 !((bits = rd->rmd1_bits) & LE_R1_OWN);
292 rd = &ib->brx_ring [lp->rx_new]) {
294 /* We got an incomplete frame? */
295 if ((bits & LE_R1_POK) != LE_R1_POK) {
296 dev->stats.rx_over_errors++;
297 dev->stats.rx_errors++;
299 } else if (bits & LE_R1_ERR) {
300 /* Count only the end frame as a rx error,
303 if (bits & LE_R1_BUF) dev->stats.rx_fifo_errors++;
304 if (bits & LE_R1_CRC) dev->stats.rx_crc_errors++;
305 if (bits & LE_R1_OFL) dev->stats.rx_over_errors++;
306 if (bits & LE_R1_FRA) dev->stats.rx_frame_errors++;
307 if (bits & LE_R1_EOP) dev->stats.rx_errors++;
309 len = (rd->mblength & 0xfff) - 4;
310 skb = dev_alloc_skb (len+2);
313 printk(KERN_WARNING "%s: Memory squeeze, "
314 "deferring packet.\n", dev->name);
315 dev->stats.rx_dropped++;
317 rd->rmd1_bits = LE_R1_OWN;
318 lp->rx_new = (lp->rx_new + 1) & lp->rx_ring_mod_mask;
322 skb_reserve (skb, 2); /* 16 byte align */
323 skb_put (skb, len); /* make room */
324 skb_copy_to_linear_data(skb,
325 (unsigned char *)&(ib->rx_buf [lp->rx_new][0]),
327 skb->protocol = eth_type_trans (skb, dev);
329 dev->last_rx = jiffies;
330 dev->stats.rx_packets++;
331 dev->stats.rx_bytes += len;
334 /* Return the packet to the pool */
336 rd->rmd1_bits = LE_R1_OWN;
337 lp->rx_new = (lp->rx_new + 1) & lp->rx_ring_mod_mask;
342 static int lance_tx (struct net_device *dev)
344 struct lance_private *lp = netdev_priv(dev);
345 volatile struct lance_init_block *ib = lp->init_block;
346 volatile struct lance_regs *ll = lp->ll;
347 volatile struct lance_tx_desc *td;
352 ll->rdp = LE_C0_TINT | LE_C0_INEA;
356 for (i = j; i != lp->tx_new; i = j) {
357 td = &ib->btx_ring [i];
359 /* If we hit a packet not owned by us, stop */
360 if (td->tmd1_bits & LE_T1_OWN)
363 if (td->tmd1_bits & LE_T1_ERR) {
366 dev->stats.tx_errors++;
367 if (status & LE_T3_RTY) dev->stats.tx_aborted_errors++;
368 if (status & LE_T3_LCOL) dev->stats.tx_window_errors++;
370 if (status & LE_T3_CLOS) {
371 dev->stats.tx_carrier_errors++;
372 if (lp->auto_select) {
373 lp->tpe = 1 - lp->tpe;
374 printk(KERN_ERR "%s: Carrier Lost, "
375 "trying %s\n", dev->name,
376 lp->tpe?"TPE":"AUI");
379 ll->rdp = LE_C0_STOP;
380 lance_init_ring (dev);
382 init_restart_lance (lp);
387 /* buffer errors and underflows turn off the transmitter */
388 /* Restart the adapter */
389 if (status & (LE_T3_BUF|LE_T3_UFL)) {
390 dev->stats.tx_fifo_errors++;
392 printk(KERN_ERR "%s: Tx: ERR_BUF|ERR_UFL, "
393 "restarting\n", dev->name);
396 ll->rdp = LE_C0_STOP;
397 lance_init_ring (dev);
399 init_restart_lance (lp);
402 } else if ((td->tmd1_bits & LE_T1_POK) == LE_T1_POK) {
404 * So we don't count the packet more than once.
406 td->tmd1_bits &= ~(LE_T1_POK);
408 /* One collision before packet was sent. */
409 if (td->tmd1_bits & LE_T1_EONE)
410 dev->stats.collisions++;
412 /* More than one collision, be optimistic. */
413 if (td->tmd1_bits & LE_T1_EMORE)
414 dev->stats.collisions += 2;
416 dev->stats.tx_packets++;
419 j = (j + 1) & lp->tx_ring_mod_mask;
422 ll->rdp = LE_C0_TINT | LE_C0_INEA;
426 static irqreturn_t lance_interrupt (int irq, void *dev_id)
428 struct net_device *dev;
429 struct lance_private *lp;
430 volatile struct lance_regs *ll;
433 dev = (struct net_device *) dev_id;
435 lp = netdev_priv(dev);
438 ll->rap = LE_CSR0; /* LANCE Controller Status */
441 if (!(csr0 & LE_C0_INTR)) /* Check if any interrupt has */
442 return IRQ_NONE; /* been generated by the Lance. */
444 /* Acknowledge all the interrupt sources ASAP */
445 ll->rdp = csr0 & ~(LE_C0_INEA|LE_C0_TDMD|LE_C0_STOP|LE_C0_STRT|
448 if ((csr0 & LE_C0_ERR)) {
449 /* Clear the error condition */
450 ll->rdp = LE_C0_BABL|LE_C0_ERR|LE_C0_MISS|LE_C0_INEA;
453 if (csr0 & LE_C0_RINT)
456 if (csr0 & LE_C0_TINT)
459 /* Log misc errors. */
460 if (csr0 & LE_C0_BABL)
461 dev->stats.tx_errors++; /* Tx babble. */
462 if (csr0 & LE_C0_MISS)
463 dev->stats.rx_errors++; /* Missed a Rx frame. */
464 if (csr0 & LE_C0_MERR) {
465 printk(KERN_ERR "%s: Bus master arbitration failure, status "
466 "%4.4x.\n", dev->name, csr0);
467 /* Restart the chip. */
468 ll->rdp = LE_C0_STRT;
471 if (netif_queue_stopped(dev) && TX_BUFFS_AVAIL > 0)
472 netif_wake_queue(dev);
475 ll->rdp = LE_C0_BABL|LE_C0_CERR|LE_C0_MISS|LE_C0_MERR|
476 LE_C0_IDON|LE_C0_INEA;
480 struct net_device *last_dev = 0;
482 static int lance_open (struct net_device *dev)
484 struct lance_private *lp = netdev_priv(dev);
485 volatile struct lance_regs *ll = lp->ll;
492 ll->rdp = LE_C0_STOP;
494 /* Install the Interrupt handler */
495 ret = request_irq(IRQ_AMIGA_PORTS, lance_interrupt, IRQF_SHARED,
500 lance_init_ring (dev);
502 netif_start_queue(dev);
504 return init_restart_lance (lp);
507 static int lance_close (struct net_device *dev)
509 struct lance_private *lp = netdev_priv(dev);
510 volatile struct lance_regs *ll = lp->ll;
512 netif_stop_queue(dev);
513 del_timer_sync(&lp->multicast_timer);
517 ll->rdp = LE_C0_STOP;
519 free_irq(IRQ_AMIGA_PORTS, dev);
523 static inline int lance_reset (struct net_device *dev)
525 struct lance_private *lp = netdev_priv(dev);
526 volatile struct lance_regs *ll = lp->ll;
531 ll->rdp = LE_C0_STOP;
535 lance_init_ring (dev);
536 dev->trans_start = jiffies;
537 netif_start_queue(dev);
539 status = init_restart_lance (lp);
541 printk(KERN_DEBUG "Lance restart=%d\n", status);
546 static void lance_tx_timeout(struct net_device *dev)
548 struct lance_private *lp = netdev_priv(dev);
549 volatile struct lance_regs *ll = lp->ll;
551 printk(KERN_ERR "%s: transmit timed out, status %04x, reset\n",
554 netif_wake_queue(dev);
557 static int lance_start_xmit (struct sk_buff *skb, struct net_device *dev)
559 struct lance_private *lp = netdev_priv(dev);
560 volatile struct lance_regs *ll = lp->ll;
561 volatile struct lance_init_block *ib = lp->init_block;
562 int entry, skblen, len;
569 if (len < ETH_ZLEN) {
571 if (skb_padto(skb, ETH_ZLEN))
575 local_irq_save(flags);
577 if (!TX_BUFFS_AVAIL){
578 local_irq_restore(flags);
583 /* dump the packet */
587 for (i = 0; i < 64; i++) {
589 printk("\n" KERN_DEBUG);
590 printk ("%2.2x ", skb->data [i]);
595 entry = lp->tx_new & lp->tx_ring_mod_mask;
596 ib->btx_ring [entry].length = (-len) | 0xf000;
597 ib->btx_ring [entry].misc = 0;
599 skb_copy_from_linear_data(skb, (void *)&ib->tx_buf [entry][0], skblen);
601 /* Clear the slack of the packet, do I need this? */
603 memset ((void *) &ib->tx_buf [entry][skblen], 0, len - skblen);
605 /* Now, give the packet to the lance */
606 ib->btx_ring [entry].tmd1_bits = (LE_T1_POK|LE_T1_OWN);
607 lp->tx_new = (lp->tx_new+1) & lp->tx_ring_mod_mask;
608 dev->stats.tx_bytes += skblen;
610 if (TX_BUFFS_AVAIL <= 0)
611 netif_stop_queue(dev);
613 /* Kick the lance: transmit now */
614 ll->rdp = LE_C0_INEA | LE_C0_TDMD;
615 dev->trans_start = jiffies;
618 local_irq_restore(flags);
623 /* taken from the depca driver */
624 static void lance_load_multicast (struct net_device *dev)
626 struct lance_private *lp = netdev_priv(dev);
627 volatile struct lance_init_block *ib = lp->init_block;
628 volatile u16 *mcast_table = (u16 *)&ib->filter;
629 struct dev_mc_list *dmi=dev->mc_list;
634 /* set all multicast bits */
635 if (dev->flags & IFF_ALLMULTI){
636 ib->filter [0] = 0xffffffff;
637 ib->filter [1] = 0xffffffff;
640 /* clear the multicast filter */
645 for (i = 0; i < dev->mc_count; i++){
646 addrs = dmi->dmi_addr;
649 /* multicast address? */
653 crc = ether_crc_le(6, addrs);
655 mcast_table [crc >> 4] |= 1 << (crc & 0xf);
660 static void lance_set_multicast (struct net_device *dev)
662 struct lance_private *lp = netdev_priv(dev);
663 volatile struct lance_init_block *ib = lp->init_block;
664 volatile struct lance_regs *ll = lp->ll;
666 if (!netif_running(dev))
669 if (lp->tx_old != lp->tx_new) {
670 mod_timer(&lp->multicast_timer, jiffies + 4);
671 netif_wake_queue(dev);
675 netif_stop_queue(dev);
678 ll->rdp = LE_C0_STOP;
679 lance_init_ring (dev);
681 if (dev->flags & IFF_PROMISC) {
682 ib->mode |= LE_MO_PROM;
684 ib->mode &= ~LE_MO_PROM;
685 lance_load_multicast (dev);
688 init_restart_lance (lp);
689 netif_wake_queue(dev);
692 static int __devinit a2065_init_one(struct zorro_dev *z,
693 const struct zorro_device_id *ent);
694 static void __devexit a2065_remove_one(struct zorro_dev *z);
697 static struct zorro_device_id a2065_zorro_tbl[] __devinitdata = {
698 { ZORRO_PROD_CBM_A2065_1 },
699 { ZORRO_PROD_CBM_A2065_2 },
700 { ZORRO_PROD_AMERISTAR_A2065 },
704 static struct zorro_driver a2065_driver = {
706 .id_table = a2065_zorro_tbl,
707 .probe = a2065_init_one,
708 .remove = __devexit_p(a2065_remove_one),
711 static int __devinit a2065_init_one(struct zorro_dev *z,
712 const struct zorro_device_id *ent)
714 struct net_device *dev;
715 struct lance_private *priv;
716 unsigned long board, base_addr, mem_start;
717 struct resource *r1, *r2;
719 DECLARE_MAC_BUF(mac);
721 board = z->resource.start;
722 base_addr = board+A2065_LANCE;
723 mem_start = board+A2065_RAM;
725 r1 = request_mem_region(base_addr, sizeof(struct lance_regs),
729 r2 = request_mem_region(mem_start, A2065_RAM_SIZE, "RAM");
731 release_resource(r1);
735 dev = alloc_etherdev(sizeof(struct lance_private));
737 release_resource(r1);
738 release_resource(r2);
742 priv = netdev_priv(dev);
744 r1->name = dev->name;
745 r2->name = dev->name;
747 dev->dev_addr[0] = 0x00;
748 if (z->id != ZORRO_PROD_AMERISTAR_A2065) { /* Commodore */
749 dev->dev_addr[1] = 0x80;
750 dev->dev_addr[2] = 0x10;
751 } else { /* Ameristar */
752 dev->dev_addr[1] = 0x00;
753 dev->dev_addr[2] = 0x9f;
755 dev->dev_addr[3] = (z->rom.er_SerialNumber>>16) & 0xff;
756 dev->dev_addr[4] = (z->rom.er_SerialNumber>>8) & 0xff;
757 dev->dev_addr[5] = z->rom.er_SerialNumber & 0xff;
758 dev->base_addr = ZTWO_VADDR(base_addr);
759 dev->mem_start = ZTWO_VADDR(mem_start);
760 dev->mem_end = dev->mem_start+A2065_RAM_SIZE;
762 priv->ll = (volatile struct lance_regs *)dev->base_addr;
763 priv->init_block = (struct lance_init_block *)dev->mem_start;
764 priv->lance_init_block = (struct lance_init_block *)A2065_RAM;
765 priv->auto_select = 0;
766 priv->busmaster_regval = LE_C3_BSWP;
768 priv->lance_log_rx_bufs = LANCE_LOG_RX_BUFFERS;
769 priv->lance_log_tx_bufs = LANCE_LOG_TX_BUFFERS;
770 priv->rx_ring_mod_mask = RX_RING_MOD_MASK;
771 priv->tx_ring_mod_mask = TX_RING_MOD_MASK;
773 dev->open = &lance_open;
774 dev->stop = &lance_close;
775 dev->hard_start_xmit = &lance_start_xmit;
776 dev->tx_timeout = &lance_tx_timeout;
777 dev->watchdog_timeo = 5*HZ;
778 dev->set_multicast_list = &lance_set_multicast;
781 init_timer(&priv->multicast_timer);
782 priv->multicast_timer.data = (unsigned long) dev;
783 priv->multicast_timer.function =
784 (void (*)(unsigned long)) &lance_set_multicast;
786 err = register_netdev(dev);
788 release_resource(r1);
789 release_resource(r2);
793 zorro_set_drvdata(z, dev);
795 printk(KERN_INFO "%s: A2065 at 0x%08lx, Ethernet Address "
796 "%s\n", dev->name, board,
797 print_mac(mac, dev->dev_addr));
803 static void __devexit a2065_remove_one(struct zorro_dev *z)
805 struct net_device *dev = zorro_get_drvdata(z);
807 unregister_netdev(dev);
808 release_mem_region(ZTWO_PADDR(dev->base_addr),
809 sizeof(struct lance_regs));
810 release_mem_region(ZTWO_PADDR(dev->mem_start), A2065_RAM_SIZE);
814 static int __init a2065_init_module(void)
816 return zorro_register_driver(&a2065_driver);
819 static void __exit a2065_cleanup_module(void)
821 zorro_unregister_driver(&a2065_driver);
824 module_init(a2065_init_module);
825 module_exit(a2065_cleanup_module);
827 MODULE_LICENSE("GPL");