#define ni_disint() { outb(0, dev->base_addr + NI52_INTDIS); }
#define ni_enaint() { outb(0, dev->base_addr + NI52_INTENA); }
-#define make32(ptr16) (p->memtop + (short) (ptr16))
-#define make24(ptr32) ((unsigned long)(ptr32)) - p->base
-#define make16(ptr32) ((unsigned short) ((unsigned long)(ptr32)\
- - (unsigned long) p->memtop))
+#define make32(ptr16) ((void __iomem *)(p->memtop + (short) (ptr16)))
+#define make24(ptr32) ((char __iomem *)(ptr32)) - p->base
+#define make16(ptr32) ((unsigned short) ((char __iomem *)(ptr32)\
+ - p->memtop))
/******************* how to calculate the buffers *****************************
/* helper-functions */
static int init586(struct net_device *dev);
-static int check586(struct net_device *dev, char *where, unsigned size);
+static int check586(struct net_device *dev, unsigned size);
static void alloc586(struct net_device *dev);
static void startrecv586(struct net_device *dev);
-static void *alloc_rfa(struct net_device *dev, void *ptr);
+static void __iomem *alloc_rfa(struct net_device *dev, void __iomem *ptr);
static void ni52_rcv_int(struct net_device *dev);
static void ni52_xmt_int(struct net_device *dev);
static void ni52_rnr_int(struct net_device *dev);
struct priv {
struct net_device_stats stats;
- unsigned long base;
- char *memtop;
+ char __iomem *base;
+ char __iomem *mapped;
+ char __iomem *memtop;
spinlock_t spinlock;
int reset;
- struct rfd_struct *rfd_last, *rfd_top, *rfd_first;
- struct scp_struct *scp;
- struct iscp_struct *iscp;
- struct scb_struct *scb;
- struct tbd_struct *xmit_buffs[NUM_XMIT_BUFFS];
+ struct rfd_struct __iomem *rfd_last, *rfd_top, *rfd_first;
+ struct scp_struct __iomem *scp;
+ struct iscp_struct __iomem *iscp;
+ struct scb_struct __iomem *scb;
+ struct tbd_struct __iomem *xmit_buffs[NUM_XMIT_BUFFS];
#if (NUM_XMIT_BUFFS == 1)
- struct transmit_cmd_struct *xmit_cmds[2];
- struct nop_cmd_struct *nop_cmds[2];
+ struct transmit_cmd_struct __iomem *xmit_cmds[2];
+ struct nop_cmd_struct __iomem *nop_cmds[2];
#else
- struct transmit_cmd_struct *xmit_cmds[NUM_XMIT_BUFFS];
- struct nop_cmd_struct *nop_cmds[NUM_XMIT_BUFFS];
+ struct transmit_cmd_struct __iomem *xmit_cmds[NUM_XMIT_BUFFS];
+ struct nop_cmd_struct __iomem *nop_cmds[NUM_XMIT_BUFFS];
#endif
int nop_point, num_recv_buffs;
- char *xmit_cbuffs[NUM_XMIT_BUFFS];
+ char __iomem *xmit_cbuffs[NUM_XMIT_BUFFS];
int xmit_count, xmit_last;
};
udelay(4);
if (i == 16383) {
printk(KERN_ERR "%s: scb_cmd (ruc) timed out: %04x,%04x .. disabling i82586!!\n",
- dev->name, p->scb->cmd_ruc, p->scb->rus);
+ dev->name, readb(&p->scb->cmd_ruc),
+ readb(&p->scb->rus));
if (!p->reset) {
p->reset = 1;
ni_reset586();
}
}
-static void wait_for_stat_compl(void *p)
+static void wait_for_stat_compl(void __iomem *p)
{
- struct nop_cmd_struct *addr = p;
+ struct nop_cmd_struct __iomem *addr = p;
int i;
for (i = 0; i < 32767; i++) {
if (readw(&((addr)->cmd_status)) & STAT_COMPL)
return 0; /* most done by init */
}
+static int check_iscp(struct net_device *dev, void __iomem *addr)
+{
+ struct iscp_struct __iomem *iscp = addr;
+ struct priv *p = dev->priv;
+ memset_io(iscp, 0, sizeof(struct iscp_struct));
+
+ writel(make24(iscp), &p->scp->iscp);
+ writeb(1, &iscp->busy);
+
+ ni_reset586();
+ ni_attn586();
+ mdelay(32); /* wait a while... */
+ /* i82586 clears 'busy' after successful init */
+ if (readb(&iscp->busy))
+ return 0;
+ return 1;
+}
+
/**********************************************
* Check to see if there's an 82586 out there.
*/
-static int check586(struct net_device *dev, char *where, unsigned size)
+static int check586(struct net_device *dev, unsigned size)
{
- struct priv pb;
- struct priv *p = /* (struct priv *) dev->priv*/ &pb;
- char *iscp_addrs[2];
+ struct priv *p = dev->priv;
int i;
- p->base = (unsigned long) isa_bus_to_virt((unsigned long)where)
- + size - 0x01000000;
- p->memtop = isa_bus_to_virt((unsigned long)where) + size;
- p->scp = (struct scp_struct *)(p->base + SCP_DEFAULT_ADDRESS);
- memset_io((char *)p->scp, 0, sizeof(struct scp_struct));
+ p->mapped = ioremap(dev->mem_start, size);
+ if (!p->mapped)
+ return 0;
+
+ p->base = p->mapped + size - 0x01000000;
+ p->memtop = p->mapped + size;
+ p->scp = (struct scp_struct __iomem *)(p->base + SCP_DEFAULT_ADDRESS);
+ p->scb = (struct scb_struct __iomem *) p->mapped;
+ p->iscp = (struct iscp_struct __iomem *)p->scp - 1;
+ memset_io(p->scp, 0, sizeof(struct scp_struct));
for (i = 0; i < sizeof(struct scp_struct); i++)
/* memory was writeable? */
- if (readb((char *)p->scp + i))
- return 0;
+ if (readb((char __iomem *)p->scp + i))
+ goto Enodev;
writeb(SYSBUSVAL, &p->scp->sysbus); /* 1 = 8Bit-Bus, 0 = 16 Bit */
if (readb(&p->scp->sysbus) != SYSBUSVAL)
- return 0;
-
- iscp_addrs[0] = isa_bus_to_virt((unsigned long)where);
- iscp_addrs[1] = (char *) p->scp - sizeof(struct iscp_struct);
+ goto Enodev;
- for (i = 0; i < 2; i++) {
- p->iscp = (struct iscp_struct *) iscp_addrs[i];
- memset_io((char *)p->iscp, 0, sizeof(struct iscp_struct));
-
- writel(make24(p->iscp), &p->scp->iscp);
- writeb(1, &p->iscp->busy);
-
- ni_reset586();
- ni_attn586();
- mdelay(32); /* wait a while... */
- /* i82586 clears 'busy' after successful init */
- if (readb(&p->iscp->busy))
- return 0;
- }
+ if (!check_iscp(dev, p->mapped))
+ goto Enodev;
+ if (!check_iscp(dev, p->iscp))
+ goto Enodev;
return 1;
+Enodev:
+ iounmap(p->mapped);
+ return 0;
}
/******************************************************************
ni_reset586();
mdelay(32);
- spin_lock_init(&p->spinlock);
-
- p->scp = (struct scp_struct *) (p->base + SCP_DEFAULT_ADDRESS);
- p->scb = (struct scb_struct *) isa_bus_to_virt(dev->mem_start);
- p->iscp = (struct iscp_struct *)
- ((char *)p->scp - sizeof(struct iscp_struct));
-
memset_io(p->iscp, 0, sizeof(struct iscp_struct));
memset_io(p->scp , 0, sizeof(struct scp_struct));
p->reset = 0;
- memset_io((char *)p->scb, 0, sizeof(struct scb_struct));
+ memset_io(p->scb, 0, sizeof(struct scb_struct));
}
/* set: io,irq,memstart,memend or set it when calling insmod */
{
struct net_device *dev = alloc_etherdev(sizeof(struct priv));
static int ports[] = {0x300, 0x280, 0x360 , 0x320 , 0x340, 0};
+ struct priv *p;
int *port;
int err = 0;
if (!dev)
return ERR_PTR(-ENOMEM);
+ p = dev->priv;
+
if (unit >= 0) {
sprintf(dev->name, "eth%d", unit);
netdev_boot_setup_check(dev);
goto out1;
return dev;
out1:
+ iounmap(p->mapped);
release_region(dev->base_addr, NI52_TOTAL_SIZE);
out:
free_netdev(dev);
static int __init ni52_probe1(struct net_device *dev, int ioaddr)
{
int i, size, retval;
+ struct priv *priv = dev->priv;
dev->base_addr = ioaddr;
dev->irq = irq;
dev->mem_start = memstart;
dev->mem_end = memend;
+ spin_lock_init(&priv->spinlock);
+
if (!request_region(ioaddr, NI52_TOTAL_SIZE, DRV_NAME))
return -EBUSY;
retval = -ENODEV;
goto out;
}
- if (!check586(dev, (char *)dev->mem_start, size)) {
+ if (!check586(dev, size)) {
printk(KERN_ERR "?memcheck, Can't find memory at 0x%lx with size %d!\n", dev->mem_start, size);
retval = -ENODEV;
goto out;
if (dev->mem_start != 0) {
/* no auto-mem-probe */
size = 0x4000; /* check for 16K mem */
- if (!check586(dev, (char *) dev->mem_start, size)) {
+ if (!check586(dev, size)) {
size = 0x2000; /* check for 8K mem */
- if (!check586(dev, (char *)dev->mem_start, size)) {
+ if (!check586(dev, size)) {
printk(KERN_ERR "?memprobe, Can't find memory at 0x%lx!\n", dev->mem_start);
retval = -ENODEV;
goto out;
}
dev->mem_start = memaddrs[i];
size = 0x2000; /* check for 8K mem */
- if (check586(dev, (char *)dev->mem_start, size))
+ if (check586(dev, size))
/* 8K-check */
break;
size = 0x4000; /* check for 16K mem */
- if (check586(dev, (char *)dev->mem_start, size))
+ if (check586(dev, size))
/* 16K-check */
break;
}
dev->mem_end = dev->mem_start + size;
#endif
- memset((char *)dev->priv, 0, sizeof(struct priv));
-
- ((struct priv *)(dev->priv))->memtop =
- isa_bus_to_virt(dev->mem_start) + size;
- ((struct priv *)(dev->priv))->base = (unsigned long)
- isa_bus_to_virt(dev->mem_start) + size - 0x01000000;
alloc586(dev);
/* set number of receive-buffs according to memsize */
if (size == 0x2000)
- ((struct priv *) dev->priv)->num_recv_buffs = NUM_RECV_BUFFS_8;
+ priv->num_recv_buffs = NUM_RECV_BUFFS_8;
else
- ((struct priv *) dev->priv)->num_recv_buffs = NUM_RECV_BUFFS_16;
+ priv->num_recv_buffs = NUM_RECV_BUFFS_16;
printk(KERN_DEBUG "Memaddr: 0x%lx, Memsize: %d, ",
dev->mem_start, size);
if (!dev->irq) {
printk("?autoirq, Failed to detect IRQ line!\n");
retval = -EAGAIN;
+ iounmap(priv->mapped);
goto out;
}
printk("IRQ %d (autodetected).\n", dev->irq);
static int init586(struct net_device *dev)
{
- void *ptr;
+ void __iomem *ptr;
int i, result = 0;
struct priv *p = (struct priv *)dev->priv;
- struct configure_cmd_struct *cfg_cmd;
- struct iasetup_cmd_struct *ias_cmd;
- struct tdr_cmd_struct *tdr_cmd;
- struct mcsetup_cmd_struct *mc_cmd;
+ struct configure_cmd_struct __iomem *cfg_cmd;
+ struct iasetup_cmd_struct __iomem *ias_cmd;
+ struct tdr_cmd_struct __iomem *tdr_cmd;
+ struct mcsetup_cmd_struct __iomem *mc_cmd;
struct dev_mc_list *dmi = dev->mc_list;
int num_addrs = dev->mc_count;
- ptr = (void *) ((char *)p->scb + sizeof(struct scb_struct));
+ ptr = p->scb + 1;
- cfg_cmd = (struct configure_cmd_struct *)ptr; /* configure-command */
+ cfg_cmd = ptr; /* configure-command */
writew(0, &cfg_cmd->cmd_status);
writew(CMD_CONFIGURE | CMD_LAST, &cfg_cmd->cmd_cmd);
writew(0xFFFF, &cfg_cmd->cmd_link);
writeb(0xf2, &cfg_cmd->time_high);
writeb(0x00, &cfg_cmd->promisc);;
if (dev->flags & IFF_ALLMULTI) {
- int len = ((char *) p->iscp - (char *) ptr - 8) / 6;
+ int len = ((char __iomem *)p->iscp - (char __iomem *)ptr - 8) / 6;
if (num_addrs > len) {
printk(KERN_ERR "%s: switching to promisc. mode\n",
dev->name);
writeb(0x01, &cfg_cmd->promisc);
writeb(0x00, &cfg_cmd->carr_coll);
writew(make16(cfg_cmd), &p->scb->cbl_offset);
- writew(0, &p->scb->cmd_ruc);
+ writeb(0, &p->scb->cmd_ruc);
writeb(CUC_START, &p->scb->cmd_cuc); /* cmd.-unit start */
ni_attn586();
* individual address setup
*/
- ias_cmd = (struct iasetup_cmd_struct *)ptr;
+ ias_cmd = ptr;
writew(0, &ias_cmd->cmd_status);
writew(CMD_IASETUP | CMD_LAST, &ias_cmd->cmd_cmd);
writew(0xffff, &ias_cmd->cmd_link);
- memcpy_toio((char *)&ias_cmd->iaddr, (char *)dev->dev_addr, ETH_ALEN);
+ memcpy_toio(&ias_cmd->iaddr, (char *)dev->dev_addr, ETH_ALEN);
writew(make16(ias_cmd), &p->scb->cbl_offset);
* TDR, wire check .. e.g. no resistor e.t.c
*/
- tdr_cmd = (struct tdr_cmd_struct *)ptr;
+ tdr_cmd = ptr;
writew(0, &tdr_cmd->cmd_status);
writew(CMD_TDR | CMD_LAST, &tdr_cmd->cmd_cmd);
* Multicast setup
*/
if (num_addrs && !(dev->flags & IFF_PROMISC)) {
- mc_cmd = (struct mcsetup_cmd_struct *) ptr;
+ mc_cmd = ptr;
writew(0, &mc_cmd->cmd_status);
writew(CMD_MCSETUP | CMD_LAST, &mc_cmd->cmd_cmd);
writew(0xffff, &mc_cmd->cmd_link);
writew(num_addrs * 6, &mc_cmd->mc_cnt);
for (i = 0; i < num_addrs; i++, dmi = dmi->next)
- memcpy_toio((char *) mc_cmd->mc_list[i],
+ memcpy_toio(mc_cmd->mc_list[i],
dmi->dmi_addr, 6);
writew(make16(mc_cmd), &p->scb->cbl_offset);
*/
#if (NUM_XMIT_BUFFS == 1)
for (i = 0; i < 2; i++) {
- p->nop_cmds[i] = (struct nop_cmd_struct *)ptr;
+ p->nop_cmds[i] = ptr;
writew(CMD_NOP, &p->nop_cmds[i]->cmd_cmd);
writew(0, &p->nop_cmds[i]->cmd_status);
writew(make16(p->nop_cmds[i]), &p->nop_cmds[i]->cmd_link);
- ptr = (char *) ptr + sizeof(struct nop_cmd_struct);
+ ptr = ptr + sizeof(struct nop_cmd_struct);
}
#else
for (i = 0; i < NUM_XMIT_BUFFS; i++) {
- p->nop_cmds[i] = (struct nop_cmd_struct *)ptr;
+ p->nop_cmds[i] = ptr;
writew(CMD_NOP, &p->nop_cmds[i]->cmd_cmd);
writew(0, &p->nop_cmds[i]->cmd_status);
writew(make16(p->nop_cmds[i]), &p->nop_cmds[i]->cmd_link);
- ptr = (char *) ptr + sizeof(struct nop_cmd_struct);
+ ptr = ptr + sizeof(struct nop_cmd_struct);
}
#endif
- ptr = alloc_rfa(dev, (void *)ptr); /* init receive-frame-area */
+ ptr = alloc_rfa(dev, ptr); /* init receive-frame-area */
/*
* alloc xmit-buffs / init xmit_cmds
*/
for (i = 0; i < NUM_XMIT_BUFFS; i++) {
/* Transmit cmd/buff 0 */
- p->xmit_cmds[i] = (struct transmit_cmd_struct *)ptr;
- ptr = (char *) ptr + sizeof(struct transmit_cmd_struct);
- p->xmit_cbuffs[i] = (char *)ptr; /* char-buffs */
- ptr = (char *) ptr + XMIT_BUFF_SIZE;
- p->xmit_buffs[i] = (struct tbd_struct *)ptr; /* TBD */
- ptr = (char *) ptr + sizeof(struct tbd_struct);
- if ((void *)ptr > (void *)p->iscp) {
+ p->xmit_cmds[i] = ptr;
+ ptr = ptr + sizeof(struct transmit_cmd_struct);
+ p->xmit_cbuffs[i] = ptr; /* char-buffs */
+ ptr = ptr + XMIT_BUFF_SIZE;
+ p->xmit_buffs[i] = ptr; /* TBD */
+ ptr = ptr + sizeof(struct tbd_struct);
+ if ((void __iomem *)ptr > (void __iomem *)p->iscp) {
printk(KERN_ERR "%s: not enough shared-mem for your configuration!\n",
dev->name);
return 1;
}
- memset_io((char *)(p->xmit_cmds[i]), 0,
+ memset_io(p->xmit_cmds[i], 0,
sizeof(struct transmit_cmd_struct));
- memset_io((char *)(p->xmit_buffs[i]), 0,
+ memset_io(p->xmit_buffs[i], 0,
sizeof(struct tbd_struct));
writew(make16(p->nop_cmds[(i+1)%NUM_XMIT_BUFFS]),
&p->xmit_cmds[i]->cmd_link);
* It sets up the Receive Frame Area (RFA).
*/
-static void *alloc_rfa(struct net_device *dev, void *ptr)
+static void __iomem *alloc_rfa(struct net_device *dev, void __iomem *ptr)
{
- struct rfd_struct *rfd = (struct rfd_struct *)ptr;
- struct rbd_struct *rbd;
+ struct rfd_struct __iomem *rfd = ptr;
+ struct rbd_struct __iomem *rbd;
int i;
struct priv *p = (struct priv *) dev->priv;
- memset_io((char *) rfd, 0,
+ memset_io(rfd, 0,
sizeof(struct rfd_struct) * (p->num_recv_buffs + rfdadd));
p->rfd_first = rfd;
/* RU suspend */
writeb(RFD_SUSP, &rfd[p->num_recv_buffs-1+rfdadd].last);
- ptr = (void *) (rfd + (p->num_recv_buffs + rfdadd));
+ ptr = rfd + (p->num_recv_buffs + rfdadd);
- rbd = (struct rbd_struct *) ptr;
- ptr = (void *) (rbd + p->num_recv_buffs);
+ rbd = ptr;
+ ptr = rbd + p->num_recv_buffs;
/* clr descriptors */
- memset_io((char *)rbd, 0,
- sizeof(struct rbd_struct) * (p->num_recv_buffs));
+ memset_io(rbd, 0, sizeof(struct rbd_struct) * (p->num_recv_buffs));
for (i = 0; i < p->num_recv_buffs; i++) {
writew(make16(rbd + (i+1) % p->num_recv_buffs), &rbd[i].next);
writew(RECV_BUFF_SIZE, &rbd[i].size);
writel(make24(ptr), &rbd[i].buffer);
- ptr = (char *) ptr + RECV_BUFF_SIZE;
+ ptr = ptr + RECV_BUFF_SIZE;
}
p->rfd_top = p->rfd_first;
p->rfd_last = p->rfd_first + (p->num_recv_buffs - 1 + rfdadd);
if (readb(&p->scb->rus) & RU_SUSPEND) {
/* special case: RU_SUSPEND */
wait_for_scb_cmd(dev);
- p->scb->cmd_ruc = RUC_RESUME;
+ writeb(RUC_RESUME, &p->scb->cmd_ruc);
ni_attn586();
wait_for_scb_cmd_ruc(dev);
} else {
/* Wait for ack. (ni52_xmt_int can be faster than ack!!) */
wait_for_scb_cmd(dev);
- if (p->scb->cmd_cuc) { /* timed out? */
+ if (readb(&p->scb->cmd_cuc)) { /* timed out? */
printk(KERN_ERR "%s: Acknowledge timed out.\n",
dev->name);
ni_disint();
int status, cnt = 0;
unsigned short totlen;
struct sk_buff *skb;
- struct rbd_struct *rbd;
+ struct rbd_struct __iomem *rbd;
struct priv *p = (struct priv *)dev->priv;
if (debuglevel > 0)
printk("R");
for (; (status = readb(&p->rfd_top->stat_high)) & RFD_COMPL;) {
- rbd = (struct rbd_struct *) make32(p->rfd_top->rbd_offset);
+ rbd = make32(readw(&p->rfd_top->rbd_offset));
if (status & RFD_OK) { /* frame received without error? */
totlen = readw(&rbd->status);
if (totlen & RBD_LAST) {
if (skb != NULL) {
skb_reserve(skb, 2);
skb_put(skb, totlen);
- skb_copy_to_linear_data(skb, (char *)p->base + (unsigned long) rbd->buffer, totlen);
+ memcpy_fromio(skb->data, p->base + readl(&rbd->buffer), totlen);
skb->protocol = eth_type_trans(skb, dev);
netif_rx(skb);
dev->last_rx = jiffies;
break;
}
writew(0, &rbd->status);
- rbd = (struct rbd_struct *) make32(readl(&rbd->next));
+ rbd = make32(readw(&rbd->next));
}
totlen += rstat & RBD_MASK;
writew(0, &rbd->status);
writew(0xffff, &p->rfd_top->rbd_offset);
writeb(0, &p->rfd_last->last); /* delete RFD_SUSP */
p->rfd_last = p->rfd_top;
- p->rfd_top = (struct rfd_struct *) make32(p->rfd_top->next); /* step to next RFD */
+ p->rfd_top = make32(readw(&p->rfd_top->next)); /* step to next RFD */
writew(make16(p->rfd_top), &p->scb->rfa_offset);
if (debuglevel > 0)
ni_attn586();
wait_for_scb_cmd_ruc(dev); /* wait for accept cmd. */
- alloc_rfa(dev, (char *)p->rfd_first);
+ alloc_rfa(dev, p->rfd_first);
/* maybe add a check here, before restarting the RU */
startrecv586(dev); /* restart RU */
- printk(KERN_ERR "%s: Receive-Unit restarted. Status: %04x\n", dev->name, p->scb->rus);
+ printk(KERN_ERR "%s: Receive-Unit restarted. Status: %04x\n",
+ dev->name, readb(&p->scb->rus));
}
netif_stop_queue(dev);
- skb_copy_from_linear_data(skb, (char *)p->xmit_cbuffs[p->xmit_count],
- skb->len);
+ memcpy_toio(p->xmit_cbuffs[p->xmit_count], skb->data, skb->len);
len = skb->len;
if (len < ETH_ZLEN) {
len = ETH_ZLEN;
- memset((char *)p->xmit_cbuffs[p->xmit_count]+skb->len, 0,
+ memset_io(p->xmit_cbuffs[p->xmit_count]+skb->len, 0,
len - skb->len);
}
# ifdef NO_NOPCOMMANDS
#ifdef DEBUG
- if (p->scb->cus & CU_ACTIVE) {
+ if (readb(&p->scb->cus) & CU_ACTIVE) {
printk(KERN_ERR "%s: Hmmm .. CU is still running and we wanna send a new packet.\n", dev->name);
printk(KERN_ERR "%s: stat: %04x %04x\n",
dev->name, readb(&p->scb->cus),
readw(&p->xmit_cmds[0]->cmd_status));
}
#endif
- writew(TBD_LAST | len, &p->xmit_buffs[0]->size);;
+ writew(TBD_LAST | len, &p->xmit_buffs[0]->size);
for (i = 0; i < 16; i++) {
writew(0, &p->xmit_cmds[0]->cmd_status);
wait_for_scb_cmd(dev);
void __exit cleanup_module(void)
{
+ struct priv *p = dev_ni52->priv;
unregister_netdev(dev_ni52);
+ iounmap(p->mapped);
release_region(dev_ni52->base_addr, NI52_TOTAL_SIZE);
free_netdev(dev_ni52);
}
git.samba.org / sfrench / cifs-2.6.git / blobdiff