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Commit e06ee2bb authored by Al Viro's avatar Al Viro Committed by Jeff Garzik
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ni52: make ->base char __iomem * 



... and store the virt address where we map the ->mem_addr, while we
are at it.

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent de597146

drivers/net/ni52.c

+17 −15
Original line number Diff line number Diff line
@@ -135,9 +135,9 @@ static int fifo = 0x8; /* don't change */ 
#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 make24(ptr32) ((char __iomem *)(ptr32)) - p->base

#define make16(ptr32) ((unsigned short) ((char __iomem *)(ptr32)\

					- p->memtop))



/******************* how to calculate the buffers *****************************
@@ -189,7 +189,8 @@ static void ni52_rnr_int(struct net_device *dev); 


struct priv {

	struct net_device_stats stats;

	unsigned long base;

	char __iomem *base;

	char __iomem *mapped;

	char __iomem *memtop;

	spinlock_t spinlock;

	int reset;
@@ -304,8 +305,9 @@ static int check586(struct net_device *dev, unsigned size) 
	char __iomem *iscp_addrs[2];

	int i;



	p->base = (unsigned long) isa_bus_to_virt(where) + size - 0x01000000;

	p->memtop = (char __iomem *)isa_bus_to_virt(where) + size;

	p->mapped = (char __iomem *)isa_bus_to_virt(where);

	p->base = p->mapped + size - 0x01000000;

	p->memtop = p->mapped + size;

	p->scp = (struct scp_struct __iomem *)(p->base + SCP_DEFAULT_ADDRESS);

	memset_io(p->scp, 0, sizeof(struct scp_struct));

	for (i = 0; i < sizeof(struct scp_struct); i++)
@@ -316,7 +318,7 @@ static int check586(struct net_device *dev, unsigned size) 
	if (readb(&p->scp->sysbus) != SYSBUSVAL)

		return 0;



	iscp_addrs[0] = (char __iomem *)isa_bus_to_virt(where);

	iscp_addrs[0] = p->mapped;

	iscp_addrs[1] = (char __iomem *)p->scp - sizeof(struct iscp_struct);



	for (i = 0; i < 2; i++) {
@@ -436,6 +438,7 @@ struct net_device * __init ni52_probe(int unit) 
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;
@@ -517,19 +520,18 @@ static int __init ni52_probe1(struct net_device *dev, int ioaddr) 
	dev->mem_end = dev->mem_start + size;

#endif



	memset((char *)dev->priv, 0, sizeof(struct priv));

	memset(priv, 0, sizeof(struct priv));



	((struct priv *)(dev->priv))->memtop =

				(char __iomem *)isa_bus_to_virt(dev->mem_start) + size;

	((struct priv *)(dev->priv))->base =  (unsigned long)

			isa_bus_to_virt(dev->mem_start) + size - 0x01000000;

	priv->mapped = (char __iomem *)isa_bus_to_virt(dev->mem_start);

	priv->memtop = priv->mapped + size;

	priv->base =  priv->mapped + 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);
@@ -959,7 +961,7 @@ static void ni52_rcv_int(struct net_device *dev) 
				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);

					skb_copy_to_linear_data(skb, p->base + (unsigned long) rbd->buffer, totlen);

					skb->protocol = eth_type_trans(skb, dev);

					netif_rx(skb);

					dev->last_rx = jiffies;