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path: root/drivers/net/ethernet/i825xx/82596.c
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Diffstat (limited to 'drivers/net/ethernet/i825xx/82596.c')
-rw-r--r--drivers/net/ethernet/i825xx/82596.c110
1 files changed, 14 insertions, 96 deletions
diff --git a/drivers/net/ethernet/i825xx/82596.c b/drivers/net/ethernet/i825xx/82596.c
index 6aa927af382..7ce6379fd1a 100644
--- a/drivers/net/ethernet/i825xx/82596.c
+++ b/drivers/net/ethernet/i825xx/82596.c
@@ -95,9 +95,6 @@ static char version[] __initdata =
#if defined(CONFIG_BVME6000_NET) || defined(CONFIG_BVME6000_NET_MODULE)
#define ENABLE_BVME6000_NET
#endif
-#if defined(CONFIG_APRICOT) || defined(CONFIG_APRICOT_MODULE)
-#define ENABLE_APRICOT
-#endif
#ifdef ENABLE_MVME16x_NET
#include <asm/mvme16xhw.h>
@@ -120,8 +117,15 @@ static char version[] __initdata =
#define WSWAPtbd(x) ((struct i596_tbd *) (((u32)(x)<<16) | ((((u32)(x)))>>16)))
#define WSWAPchar(x) ((char *) (((u32)(x)<<16) | ((((u32)(x)))>>16)))
#define ISCP_BUSY 0x00010000
-#define MACH_IS_APRICOT 0
#else
+#error 82596.c: unknown architecture
+#endif
+
+/*
+ * These were the intel versions, left here for reference. There
+ * are currently no x86 users of this legacy i82596 chip.
+ */
+#if 0
#define WSWAPrfd(x) ((struct i596_rfd *)((long)x))
#define WSWAPrbd(x) ((struct i596_rbd *)((long)x))
#define WSWAPiscp(x) ((struct i596_iscp *)((long)x))
@@ -130,7 +134,6 @@ static char version[] __initdata =
#define WSWAPtbd(x) ((struct i596_tbd *)((long)x))
#define WSWAPchar(x) ((char *)((long)x))
#define ISCP_BUSY 0x0001
-#define MACH_IS_APRICOT 1
#endif
/*
@@ -383,11 +386,6 @@ static inline void CA(struct net_device *dev)
i = *(volatile u32 *) (dev->base_addr);
}
#endif
-#ifdef ENABLE_APRICOT
- if (MACH_IS_APRICOT) {
- outw(0, (short) (dev->base_addr) + 4);
- }
-#endif
}
@@ -617,9 +615,6 @@ static void rebuild_rx_bufs(struct net_device *dev)
static int init_i596_mem(struct net_device *dev)
{
struct i596_private *lp = dev->ml_priv;
-#if !defined(ENABLE_MVME16x_NET) && !defined(ENABLE_BVME6000_NET) || defined(ENABLE_APRICOT)
- short ioaddr = dev->base_addr;
-#endif
unsigned long flags;
MPU_PORT(dev, PORT_RESET, NULL);
@@ -653,18 +648,6 @@ static int init_i596_mem(struct net_device *dev)
MPU_PORT(dev, PORT_ALTSCP, (void *)virt_to_bus((void *)&lp->scp));
-#elif defined(ENABLE_APRICOT)
-
- {
- u32 scp = virt_to_bus(&lp->scp);
-
- /* change the scp address */
- outw(0, ioaddr);
- outw(0, ioaddr);
- outb(4, ioaddr + 0xf);
- outw(scp | 2, ioaddr);
- outw(scp >> 16, ioaddr);
- }
#endif
lp->last_cmd = jiffies;
@@ -677,10 +660,6 @@ static int init_i596_mem(struct net_device *dev)
if (MACH_IS_BVME6000)
lp->scp.sysbus = 0x0000004c;
#endif
-#ifdef ENABLE_APRICOT
- if (MACH_IS_APRICOT)
- lp->scp.sysbus = 0x00440000;
-#endif
lp->scp.iscp = WSWAPiscp(virt_to_bus((void *)&lp->iscp));
lp->iscp.scb = WSWAPscb(virt_to_bus((void *)&lp->scb));
@@ -698,10 +677,6 @@ static int init_i596_mem(struct net_device *dev)
DEB(DEB_INIT,printk(KERN_DEBUG "%s: starting i82596.\n", dev->name));
-#if defined(ENABLE_APRICOT)
- (void) inb(ioaddr + 0x10);
- outb(4, ioaddr + 0xf);
-#endif
CA(dev);
if (wait_istat(dev,lp,1000,"initialization timed out"))
@@ -736,7 +711,7 @@ static int init_i596_mem(struct net_device *dev)
i596_add_cmd(dev, &lp->cf_cmd.cmd);
DEB(DEB_INIT,printk(KERN_DEBUG "%s: queuing CmdSASetup\n", dev->name));
- memcpy(lp->sa_cmd.eth_addr, dev->dev_addr, 6);
+ memcpy(lp->sa_cmd.eth_addr, dev->dev_addr, ETH_ALEN);
lp->sa_cmd.cmd.command = CmdSASetup;
i596_add_cmd(dev, &lp->sa_cmd.cmd);
@@ -823,16 +798,14 @@ static inline int i596_rx(struct net_device *dev)
#ifdef __mc68000__
cache_clear(virt_to_phys(newskb->data), PKT_BUF_SZ);
#endif
- }
- else
+ } else {
skb = netdev_alloc_skb(dev, pkt_len + 2);
+ }
memory_squeeze:
if (skb == NULL) {
/* XXX tulip.c can defer packets here!! */
- printk(KERN_WARNING "%s: i596_rx Memory squeeze, dropping packet.\n", dev->name);
dev->stats.rx_dropped++;
- }
- else {
+ } else {
if (!rx_in_place) {
/* 16 byte align the data fields */
skb_reserve(skb, 2);
@@ -1182,7 +1155,7 @@ struct net_device * __init i82596_probe(int unit)
err = -ENODEV;
goto out;
}
- memcpy(eth_addr, (void *) 0xfffc1f2c, 6); /* YUCK! Get addr from NOVRAM */
+ memcpy(eth_addr, (void *) 0xfffc1f2c, ETH_ALEN); /* YUCK! Get addr from NOVRAM */
dev->base_addr = MVME_I596_BASE;
dev->irq = (unsigned) MVME16x_IRQ_I596;
goto found;
@@ -1203,43 +1176,6 @@ struct net_device * __init i82596_probe(int unit)
goto found;
}
#endif
-#ifdef ENABLE_APRICOT
- {
- int checksum = 0;
- int ioaddr = 0x300;
-
- /* this is easy the ethernet interface can only be at 0x300 */
- /* first check nothing is already registered here */
-
- if (!request_region(ioaddr, I596_TOTAL_SIZE, DRV_NAME)) {
- printk(KERN_ERR "82596: IO address 0x%04x in use\n", ioaddr);
- err = -EBUSY;
- goto out;
- }
-
- dev->base_addr = ioaddr;
-
- for (i = 0; i < 8; i++) {
- eth_addr[i] = inb(ioaddr + 8 + i);
- checksum += eth_addr[i];
- }
-
- /* checksum is a multiple of 0x100, got this wrong first time
- some machines have 0x100, some 0x200. The DOS driver doesn't
- even bother with the checksum.
- Some other boards trip the checksum.. but then appear as
- ether address 0. Trap these - AC */
-
- if ((checksum % 0x100) ||
- (memcmp(eth_addr, "\x00\x00\x49", 3) != 0)) {
- err = -ENODEV;
- goto out1;
- }
-
- dev->irq = 10;
- goto found;
- }
-#endif
err = -ENODEV;
goto out;
@@ -1296,9 +1232,6 @@ out2:
#endif
free_page ((u32)(dev->mem_start));
out1:
-#ifdef ENABLE_APRICOT
- release_region(dev->base_addr, I596_TOTAL_SIZE);
-#endif
out:
free_netdev(dev);
return ERR_PTR(err);
@@ -1455,10 +1388,6 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id)
*ethirq = 3;
}
#endif
-#ifdef ENABLE_APRICOT
- (void) inb(ioaddr + 0x10);
- outb(4, ioaddr + 0xf);
-#endif
CA(dev);
DEB(DEB_INTS,printk(KERN_DEBUG "%s: exiting interrupt.\n", dev->name));
@@ -1589,11 +1518,6 @@ static void set_multicast_list(struct net_device *dev)
#ifdef MODULE
static struct net_device *dev_82596;
-#ifdef ENABLE_APRICOT
-module_param(irq, int, 0);
-MODULE_PARM_DESC(irq, "Apricot IRQ number");
-#endif
-
static int debug = -1;
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "i82596 debug mask");
@@ -1603,9 +1527,7 @@ int __init init_module(void)
if (debug >= 0)
i596_debug = debug;
dev_82596 = i82596_probe(-1);
- if (IS_ERR(dev_82596))
- return PTR_ERR(dev_82596);
- return 0;
+ return PTR_ERR_OR_ZERO(dev_82596);
}
void __exit cleanup_module(void)
@@ -1620,10 +1542,6 @@ void __exit cleanup_module(void)
IOMAP_FULL_CACHING);
#endif
free_page ((u32)(dev_82596->mem_start));
-#ifdef ENABLE_APRICOT
- /* If we don't do this, we can't re-insmod it later. */
- release_region(dev_82596->base_addr, I596_TOTAL_SIZE);
-#endif
free_netdev(dev_82596);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 16:02:34 +0000