#include "8390.h"
+#define DRV_NAME "ac3200"
+
/* Offsets from the base address. */
#define AC_NIC_BASE 0x00
#define AC_SA_PROM 0x16 /* The station address PROM. */
#define AC_ADDR0 0x00 /* Prefix station address values. */
-#define AC_ADDR1 0x40
+#define AC_ADDR1 0x40
#define AC_ADDR2 0x90
#define AC_ID_PORT 0xC80
#define AC_EISA_ID 0x0110d305
int ring_page);
static int ac_close_card(struct net_device *dev);
-\f
+
/* Probe for the AC3200.
return -ENODEV;
}
-static void cleanup_card(struct net_device *dev)
-{
- /* Someday free_irq may be in ac_close_card() */
- free_irq(dev->irq, dev);
- release_region(dev->base_addr, AC_IO_EXTENT);
- if (ei_status.reg0)
- iounmap((void *)dev->mem_start);
-}
-
+#ifndef MODULE
struct net_device * __init ac3200_probe(int unit)
{
struct net_device *dev = alloc_ei_netdev();
err = do_ac3200_probe(dev);
if (err)
goto out;
- err = register_netdev(dev);
- if (err)
- goto out1;
return dev;
-out1:
- cleanup_card(dev);
out:
free_netdev(dev);
return ERR_PTR(err);
}
+#endif
static int __init ac_probe1(int ioaddr, struct net_device *dev)
{
int i, retval;
- if (!request_region(ioaddr, AC_IO_EXTENT, dev->name))
+ if (!request_region(ioaddr, AC_IO_EXTENT, DRV_NAME))
return -EBUSY;
if (inb_p(ioaddr + AC_ID_PORT) == 0xff) {
printk(", assigning");
}
- retval = request_irq(dev->irq, ei_interrupt, 0, dev->name, dev);
+ retval = request_irq(dev->irq, ei_interrupt, 0, DRV_NAME, dev);
if (retval) {
printk (" nothing! Unable to get IRQ %d.\n", dev->irq);
goto out1;
dev->if_port = inb(ioaddr + AC_CONFIG) >> 6;
dev->mem_start = config2mem(inb(ioaddr + AC_CONFIG));
- printk("%s: AC3200 at %#3x with %dkB memory at physical address %#lx.\n",
+ printk("%s: AC3200 at %#3x with %dkB memory at physical address %#lx.\n",
dev->name, ioaddr, AC_STOP_PG/4, dev->mem_start);
/*
* BEWARE!! Some dain-bramaged EISA SCUs will allow you to put
* the card mem within the region covered by `normal' RAM !!!
+ *
+ * ioremap() will fail in that case.
*/
- if (dev->mem_start > 1024*1024) { /* phys addr > 1MB */
- if (dev->mem_start < virt_to_phys(high_memory)) {
- printk(KERN_CRIT "ac3200.c: Card RAM overlaps with normal memory!!!\n");
- printk(KERN_CRIT "ac3200.c: Use EISA SCU to set card memory below 1MB,\n");
- printk(KERN_CRIT "ac3200.c: or to an address above 0x%lx.\n", virt_to_phys(high_memory));
- printk(KERN_CRIT "ac3200.c: Driver NOT installed.\n");
- retval = -EINVAL;
- goto out1;
- }
- dev->mem_start = (unsigned long)ioremap(dev->mem_start, AC_STOP_PG*0x100);
- if (dev->mem_start == 0) {
- printk(KERN_ERR "ac3200.c: Unable to remap card memory above 1MB !!\n");
- printk(KERN_ERR "ac3200.c: Try using EISA SCU to set memory below 1MB.\n");
- printk(KERN_ERR "ac3200.c: Driver NOT installed.\n");
- retval = -EINVAL;
- goto out1;
- }
- ei_status.reg0 = 1; /* Use as remap flag */
- printk("ac3200.c: remapped %dkB card memory to virtual address %#lx\n",
- AC_STOP_PG/4, dev->mem_start);
+ ei_status.mem = ioremap(dev->mem_start, AC_STOP_PG*0x100);
+ if (!ei_status.mem) {
+ printk(KERN_ERR "ac3200.c: Unable to remap card memory above 1MB !!\n");
+ printk(KERN_ERR "ac3200.c: Try using EISA SCU to set memory below 1MB.\n");
+ printk(KERN_ERR "ac3200.c: Driver NOT installed.\n");
+ retval = -EINVAL;
+ goto out1;
}
+ printk("ac3200.c: remapped %dkB card memory to virtual address %p\n",
+ AC_STOP_PG/4, ei_status.mem);
- ei_status.rmem_start = dev->mem_start + TX_PAGES*256;
- dev->mem_end = ei_status.rmem_end = dev->mem_start
- + (AC_STOP_PG - AC_START_PG)*256;
+ dev->mem_start = (unsigned long)ei_status.mem;
+ dev->mem_end = dev->mem_start + (AC_STOP_PG - AC_START_PG)*256;
ei_status.name = "AC3200";
ei_status.tx_start_page = AC_START_PG;
dev->poll_controller = ei_poll;
#endif
NS8390_init(dev, 0);
+
+ retval = register_netdev(dev);
+ if (retval)
+ goto out2;
return 0;
+out2:
+ if (ei_status.reg0)
+ iounmap(ei_status.mem);
out1:
free_irq(dev->irq, dev);
out:
static void
ac_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page)
{
- unsigned long hdr_start = dev->mem_start + ((ring_page - AC_START_PG)<<8);
- isa_memcpy_fromio(hdr, hdr_start, sizeof(struct e8390_pkt_hdr));
+ void __iomem *hdr_start = ei_status.mem + ((ring_page - AC_START_PG)<<8);
+ memcpy_fromio(hdr, hdr_start, sizeof(struct e8390_pkt_hdr));
}
/* Block input and output are easy on shared memory ethercards, the only
static void ac_block_input(struct net_device *dev, int count, struct sk_buff *skb,
int ring_offset)
{
- unsigned long xfer_start = dev->mem_start + ring_offset - (AC_START_PG<<8);
+ void __iomem *start = ei_status.mem + ring_offset - AC_START_PG*256;
- if (xfer_start + count > ei_status.rmem_end) {
+ if (ring_offset + count > AC_STOP_PG*256) {
/* We must wrap the input move. */
- int semi_count = ei_status.rmem_end - xfer_start;
- isa_memcpy_fromio(skb->data, xfer_start, semi_count);
+ int semi_count = AC_STOP_PG*256 - ring_offset;
+ memcpy_fromio(skb->data, start, semi_count);
count -= semi_count;
- isa_memcpy_fromio(skb->data + semi_count, ei_status.rmem_start, count);
+ memcpy_fromio(skb->data + semi_count,
+ ei_status.mem + TX_PAGES*256, count);
} else {
/* Packet is in one chunk -- we can copy + cksum. */
- isa_eth_io_copy_and_sum(skb, xfer_start, count, 0);
+ eth_io_copy_and_sum(skb, start, count, 0);
}
}
static void ac_block_output(struct net_device *dev, int count,
const unsigned char *buf, int start_page)
{
- unsigned long shmem = dev->mem_start + ((start_page - AC_START_PG)<<8);
+ void __iomem *shmem = ei_status.mem + ((start_page - AC_START_PG)<<8);
- isa_memcpy_toio(shmem, buf, count);
+ memcpy_toio(shmem, buf, count);
}
static int ac_close_card(struct net_device *dev)
static int io[MAX_AC32_CARDS];
static int irq[MAX_AC32_CARDS];
static int mem[MAX_AC32_CARDS];
-MODULE_PARM(io, "1-" __MODULE_STRING(MAX_AC32_CARDS) "i");
-MODULE_PARM(irq, "1-" __MODULE_STRING(MAX_AC32_CARDS) "i");
-MODULE_PARM(mem, "1-" __MODULE_STRING(MAX_AC32_CARDS) "i");
+module_param_array(io, int, NULL, 0);
+module_param_array(irq, int, NULL, 0);
+module_param_array(mem, int, NULL, 0);
MODULE_PARM_DESC(io, "I/O base address(es)");
MODULE_PARM_DESC(irq, "IRQ number(s)");
MODULE_PARM_DESC(mem, "Memory base address(es)");
MODULE_DESCRIPTION("Ansel AC3200 EISA ethernet driver");
MODULE_LICENSE("GPL");
-int
-init_module(void)
+int __init init_module(void)
{
struct net_device *dev;
int this_dev, found = 0;
dev->base_addr = io[this_dev];
dev->mem_start = mem[this_dev]; /* Currently ignored by driver */
if (do_ac3200_probe(dev) == 0) {
- if (register_netdev(dev) == 0) {
- dev_ac32[found++] = dev;
- continue;
- }
- cleanup_card(dev);
+ dev_ac32[found++] = dev;
+ continue;
}
free_netdev(dev);
printk(KERN_WARNING "ac3200.c: No ac3200 card found (i/o = 0x%x).\n", io[this_dev]);
return -ENXIO;
}
-void
+static void cleanup_card(struct net_device *dev)
+{
+ /* Someday free_irq may be in ac_close_card() */
+ free_irq(dev->irq, dev);
+ release_region(dev->base_addr, AC_IO_EXTENT);
+ iounmap(ei_status.mem);
+}
+
+void __exit
cleanup_module(void)
{
int this_dev;