diff options
Diffstat (limited to 'drivers/net/ewrk3.c')
| -rw-r--r-- | drivers/net/ewrk3.c | 176 |
1 files changed, 88 insertions, 88 deletions
diff --git a/drivers/net/ewrk3.c b/drivers/net/ewrk3.c index 5c4c8c31c..3c3752251 100644 --- a/drivers/net/ewrk3.c +++ b/drivers/net/ewrk3.c @@ -76,14 +76,14 @@ kernel with the ewrk3 configuration turned off and reboot. 5) insmod ewrk3.o [Alan Cox: Changed this so you can insmod ewrk3.o irq=x io=y] - 6) run the net startup bits for your new eth?? interface manually - (usually /etc/rc.inet[12] at boot time). + 6) run the net startup bits for your new eth?? interface manually + (usually /etc/rc.inet[12] at boot time). 7) enjoy! Note that autoprobing is not allowed in loadable modules - the system is already up and running and you're messing with interrupts. - To unload a module, turn off the associated interface + To unload a module, turn off the associated interface 'ifconfig eth?? down' then 'rmmod ewrk3'. Promiscuous mode has been turned off in this driver, but all the @@ -105,9 +105,9 @@ ---------------- Version Date Description - + 0.1 26-aug-94 Initial writing. ALPHA code release. - 0.11 31-aug-94 Fixed: 2k mode memory base calc., + 0.11 31-aug-94 Fixed: 2k mode memory base calc., LeMAC version calc., IRQ vector assignments during autoprobe. 0.12 31-aug-94 Tested working on LeMAC2 (DE20[345]-AC) card. @@ -128,7 +128,7 @@ Added verify_area() calls in ewrk3_ioctl() from suggestion by <heiko@colossus.escape.de>. Add new multicasting code. - 0.41 20-Jan-96 Fix IRQ set up problem reported by + 0.41 20-Jan-96 Fix IRQ set up problem reported by <kenneth@bbs.sas.ntu.ac.sg>. 0.42 22-Apr-96 Fix alloc_device() bug <jari@markkus2.fimr.fi> 0.43 16-Aug-96 Update alloc_device() to conform to de4x5.c @@ -149,6 +149,7 @@ static const char *version = "ewrk3.c:v0.43 96/8/16 davies@maniac.ultranet.com\n #include <linux/malloc.h> #include <linux/interrupt.h> #include <linux/delay.h> +#include <linux/init.h> #include <asm/bitops.h> #include <asm/io.h> #include <asm/dma.h> @@ -196,7 +197,7 @@ static int ewrk3_debug = 1; #define MAX_NUM_EWRK3S 21 #endif -#ifndef EWRK3_EISA_IO_PORTS +#ifndef EWRK3_EISA_IO_PORTS #define EWRK3_EISA_IO_PORTS 0x0c00 /* I/O port base address, slot 0 */ #endif @@ -257,7 +258,7 @@ struct ewrk3_private { char adapter_name[80]; /* Name exported to /proc/ioports */ u_long shmem_base; /* Shared memory start address */ u_long shmem_length; /* Shared memory window length */ - struct enet_statistics stats; /* Public stats */ + struct net_device_stats stats; /* Public stats */ struct { u32 bins[EWRK3_PKT_STAT_SZ]; /* Private stats counters */ u32 unicast; @@ -291,7 +292,7 @@ static int ewrk3_open(struct device *dev); static int ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev); static void ewrk3_interrupt(int irq, void *dev_id, struct pt_regs *regs); static int ewrk3_close(struct device *dev); -static struct enet_statistics *ewrk3_get_stats(struct device *dev); +static struct net_device_stats *ewrk3_get_stats(struct device *dev); static void set_multicast_list(struct device *dev); static int ewrk3_ioctl(struct device *dev, struct ifreq *rq, int cmd); @@ -344,7 +345,7 @@ static int num_ewrk3s = 0, num_eth = 0; -int ewrk3_probe(struct device *dev) +__initfunc(int ewrk3_probe(struct device *dev)) { int tmp = num_ewrk3s, status = -ENODEV; u_long iobase = dev->base_addr; @@ -358,7 +359,7 @@ int ewrk3_probe(struct device *dev) eisa_probe(dev, iobase); if ((tmp == num_ewrk3s) && (iobase != 0) && loading_module) { - printk("%s: ewrk3_probe() cannot find device at 0x%04lx.\n", dev->name, + printk("%s: ewrk3_probe() cannot find device at 0x%04lx.\n", dev->name, iobase); } @@ -375,8 +376,8 @@ int ewrk3_probe(struct device *dev) return status; } -static int -ewrk3_hw_init(struct device *dev, u_long iobase) +__initfunc(static int +ewrk3_hw_init(struct device *dev, u_long iobase)) { struct ewrk3_private *lp; int i, status=0; @@ -419,7 +420,7 @@ ewrk3_hw_init(struct device *dev, u_long iobase) EthwrkSignature(name, eeprom_image); if (*name != '\0') { /* found a EWRK3 device */ dev->base_addr = iobase; - + if (iobase > 0x400) { outb(eisa_cr, EISA_CR); /* Rewrite the EISA CR */ } @@ -433,12 +434,12 @@ ewrk3_hw_init(struct device *dev, u_long iobase) hard_strapped = 1; } else if ((iobase&0x0fff)==EWRK3_EISA_IO_PORTS) { /* EISA slot address */ - printk("%s: %s at %#4lx (EISA slot %ld)", + printk("%s: %s at %#4lx (EISA slot %ld)", dev->name, name, iobase, ((iobase>>12)&0x0f)); } else { /* ISA port address */ printk("%s: %s at %#4lx", dev->name, name, iobase); } - + if (!status) { printk(", h/w address "); if (lemac!=LeMAC2) DevicePresent(iobase);/* need after EWRK3_INIT */ @@ -470,7 +471,7 @@ ewrk3_hw_init(struct device *dev, u_long iobase) cr |= eeprom_image[EEPROM_MISC0] & ENA_16; outb(cr, EWRK3_CR); - /* + /* ** Determine the base address and window length for the EWRK3 ** RAM from the memory base register. */ @@ -490,7 +491,7 @@ ewrk3_hw_init(struct device *dev, u_long iobase) status = -ENXIO; } } - + /* ** See the top of this source code for comments about ** uncommenting this line. @@ -506,9 +507,9 @@ ewrk3_hw_init(struct device *dev, u_long iobase) } else { printk(" is in I/O only mode"); } - + /* private area & initialise */ - dev->priv = (void *) kmalloc(sizeof(struct ewrk3_private), + dev->priv = (void *) kmalloc(sizeof(struct ewrk3_private), GFP_KERNEL); if (dev->priv == NULL) { return -ENOMEM; @@ -521,40 +522,40 @@ ewrk3_hw_init(struct device *dev, u_long iobase) lp->hard_strapped = hard_strapped; lp->mPage = 64; - if (cmr & CMR_DRAM) lp->mPage <<= 1 ;/* 2 DRAMS on module */ + if (cmr & CMR_DRAM) lp->mPage <<= 1 ;/* 2 DRAMS on module */ sprintf(lp->adapter_name,"%s (%s)", name, dev->name); request_region(iobase, EWRK3_TOTAL_SIZE, lp->adapter_name); lp->irq_mask = ICR_TNEM|ICR_TXDM|ICR_RNEM|ICR_RXDM; - + if (!hard_strapped) { /* ** Enable EWRK3 board interrupts for autoprobing */ icr |= ICR_IE; /* Enable interrupts */ outb(icr, EWRK3_ICR); - + /* The DMA channel may be passed in on this parameter. */ dev->dma = 0; - + /* To auto-IRQ we enable the initialization-done and DMA err, interrupts. For now we will always get a DMA error. */ if (dev->irq < 2) { #ifndef MODULE u_char irqnum; - + autoirq_setup(0); - /* + /* ** Trigger a TNE interrupt. */ icr |=ICR_TNEM; outb(1,EWRK3_TDQ); /* Write to the TX done queue */ outb(icr, EWRK3_ICR); /* Unmask the TXD interrupt */ - + irqnum = irq[((icr & IRQ_SEL) >> 4)]; - + dev->irq = autoirq_report(1); if ((dev->irq) && (irqnum == dev->irq)) { printk(" and uses IRQ%d.\n", dev->irq); @@ -568,7 +569,7 @@ ewrk3_hw_init(struct device *dev, u_long iobase) } status = -ENXIO; } - + DISABLE_IRQs; /* Mask all interrupts */ #endif /* MODULE */ @@ -591,7 +592,7 @@ ewrk3_hw_init(struct device *dev, u_long iobase) if (ewrk3_debug > 1) { printk(version); } - + /* The EWRK3-specific entries in the device structure. */ dev->open = &ewrk3_open; dev->hard_start_xmit = &ewrk3_queue_pkt; @@ -601,7 +602,7 @@ ewrk3_hw_init(struct device *dev, u_long iobase) dev->do_ioctl = &ewrk3_ioctl; dev->mem_start = 0; - + /* Fill in the generic field of the device structure. */ ether_setup(dev); } @@ -634,8 +635,8 @@ ewrk3_open(struct device *dev) status = -EAGAIN; } else { - /* - ** Re-initialize the EWRK3... + /* + ** Re-initialize the EWRK3... */ ewrk3_init(dev); @@ -660,7 +661,7 @@ ewrk3_open(struct device *dev) printk(" fmqc: 0x%02x\n", inb(EWRK3_FMQC)); } - dev->tbusy = 0; + dev->tbusy = 0; dev->start = 1; dev->interrupt = UNMASK_INTERRUPTS; @@ -692,9 +693,9 @@ ewrk3_init(struct device *dev) struct ewrk3_private *lp = (struct ewrk3_private *)dev->priv; u_char csr, page; u_long iobase = dev->base_addr; - - /* - ** Enable any multicasts + + /* + ** Enable any multicasts */ set_multicast_list(dev); @@ -718,7 +719,7 @@ ewrk3_init(struct device *dev) START_EWRK3; /* Enable the TX and/or RX */ } -/* +/* ** Writes a socket buffer to the free page queue */ static int @@ -737,7 +738,7 @@ ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev) } else if (!lp->hard_strapped) { printk("%s: transmit timed/locked out, status %04x, resetting.\n", dev->name, inb(EWRK3_CSR)); - + /* ** Mask all board interrupts */ @@ -762,16 +763,16 @@ ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev) dev_tint(dev); } else if (skb->len > 0) { - /* + /* ** Block a timer-based transmit from overlapping. This could better be - ** done with atomic_swap(1, dev->tbusy), but set_bit() works as well. + ** done with atomic_swap(1, dev->tbusy), but set_bit() works as well. */ if (set_bit(0, (void*)&dev->tbusy) != 0) printk("%s: Transmitter access conflict.\n", dev->name); DISABLE_IRQs; /* So that the page # remains correct */ - - /* + + /* ** Get a free page from the FMQ when resources are available */ if (inb(EWRK3_FMQC) > 0) { @@ -801,7 +802,7 @@ ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev) if (!status) { - /* + /* ** Set up the buffer control structures and copy the data from ** the socket buffer to the shared memory . */ @@ -809,7 +810,7 @@ ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev) if (lp->shmem_length == IO_ONLY) { int i; u_char *p = skb->data; - + outb((char)(TCR_QMODE | TCR_PAD | TCR_IFC), EWRK3_DATA); outb((char)(skb->len & 0xff), EWRK3_DATA); outb((char)((skb->len >> 8) & 0xff), EWRK3_DATA); @@ -858,7 +859,7 @@ ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev) printk("ewrk3_queue_pkt(): No free resources...\n"); printk("ewrk3_queue_pkt(): CSR: %02x ICR: %02x FMQC: %02x\n",inb(EWRK3_CSR),inb(EWRK3_ICR),inb(EWRK3_FMQC)); } - + /* Check for free resources: clear 'tbusy' if there are some */ if (inb(EWRK3_FMQC) > 0) { dev->tbusy = 0; @@ -871,7 +872,7 @@ ewrk3_queue_pkt(struct sk_buff *skb, struct device *dev) } /* -** The EWRK3 interrupt handler. +** The EWRK3 interrupt handler. */ static void ewrk3_interrupt(int irq, void *dev_id, struct pt_regs * regs) @@ -895,8 +896,8 @@ ewrk3_interrupt(int irq, void *dev_id, struct pt_regs * regs) /* get the interrupt information */ csr = inb(EWRK3_CSR); - /* - ** Mask the EWRK3 board interrupts and turn on the LED + /* + ** Mask the EWRK3 board interrupts and turn on the LED */ DISABLE_IRQs; @@ -1017,8 +1018,8 @@ ewrk3_rx(struct device *dev) memcpy_fromio(p, buf, pkt_len); } - /* - ** Notify the upper protocol layers that there is another + /* + ** Notify the upper protocol layers that there is another ** packet to handle */ skb->protocol=eth_type_trans(skb,dev); @@ -1131,7 +1132,7 @@ ewrk3_close(struct device *dev) dev->name, inb(EWRK3_CSR)); } - /* + /* ** We stop the EWRK3 here... mask interrupts and stop TX & RX */ DISABLE_IRQs; @@ -1150,7 +1151,7 @@ ewrk3_close(struct device *dev) if (!lp->hard_strapped) { free_irq(dev->irq, NULL); - + irq2dev_map[dev->irq] = 0; } @@ -1159,21 +1160,18 @@ ewrk3_close(struct device *dev) return 0; } -static struct enet_statistics * -ewrk3_get_stats(struct device *dev) +static struct net_device_stats *ewrk3_get_stats(struct device *dev) { - struct ewrk3_private *lp = (struct ewrk3_private *)dev->priv; + struct ewrk3_private *lp = (struct ewrk3_private *)dev->priv; - /* Null body since there is no framing error counter */ - - return &lp->stats; + /* Null body since there is no framing error counter */ + return &lp->stats; } /* ** Set or clear the multicast filter for this adapter. */ -static void -set_multicast_list(struct device *dev) +static void set_multicast_list(struct device *dev) { struct ewrk3_private *lp = (struct ewrk3_private *)dev->priv; u_long iobase = dev->base_addr; @@ -1181,7 +1179,7 @@ set_multicast_list(struct device *dev) if (irq2dev_map[dev->irq] != NULL) { csr = inb(EWRK3_CSR); - + if (lp->shmem_length == IO_ONLY) { lp->mctbl = (char *) PAGE0_HTE; } else { @@ -1242,11 +1240,11 @@ static void SetMulticastFilter(struct device *dev) if (lp->shmem_length == IO_ONLY) { for (i=0; i<(HASH_TABLE_LEN >> 4) - 1; i++) { outb(0x00, EWRK3_DATA); - } + } outb(0x80, EWRK3_DATA); i++; /* insert the broadcast bit */ for (; i<(HASH_TABLE_LEN >> 3); i++) { outb(0x00, EWRK3_DATA); - } + } } else { memset_io(lp->mctbl, 0, (HASH_TABLE_LEN >> 3)); writeb(0x80, (char *)(lp->mctbl + (HASH_TABLE_LEN >> 4) - 1)); @@ -1256,10 +1254,10 @@ static void SetMulticastFilter(struct device *dev) for (i=0;i<dev->mc_count;i++) { /* for each address in the list */ addrs=dmi->dmi_addr; dmi=dmi->next; - if ((*addrs & 0x01) == 1) { /* multicast address? */ + if ((*addrs & 0x01) == 1) { /* multicast address? */ crc = 0xffffffff; /* init CRC for each address */ for (byte=0;byte<ETH_ALEN;byte++) { /* for each address byte */ - /* process each address bit */ + /* process each address bit */ for (bit = *addrs++,j=0;j<8;j++, bit>>=1) { crc = (crc >> 1) ^ (((crc ^ bit) & 0x01) ? poly : 0); } @@ -1276,7 +1274,7 @@ static void SetMulticastFilter(struct device *dev) tmp = inb(EWRK3_DATA); tmp |= bit; outw((short)((long)lp->mctbl) + byte, EWRK3_PIR1); - outb(tmp, EWRK3_DATA); + outb(tmp, EWRK3_DATA); } else { writeb(readb(lp->mctbl + byte) | bit, lp->mctbl + byte); } @@ -1292,7 +1290,7 @@ static void SetMulticastFilter(struct device *dev) /* ** ISA bus I/O device probe */ -static void isa_probe(struct device *dev, u_long ioaddr) +__initfunc(static void isa_probe(struct device *dev, u_long ioaddr)) { int i = num_ewrk3s, maxSlots; u_long iobase; @@ -1309,7 +1307,7 @@ static void isa_probe(struct device *dev, u_long ioaddr) } for (; (i<maxSlots) && (dev!=NULL);iobase+=EWRK3_IOP_INC, i++) { - if (!check_region(iobase, EWRK3_TOTAL_SIZE)) { + if (!check_region(iobase, EWRK3_TOTAL_SIZE)) { if (DevicePresent(iobase) == 0) { if ((dev = alloc_device(dev, iobase)) != NULL) { if (ewrk3_hw_init(dev, iobase) == 0) { @@ -1330,7 +1328,7 @@ static void isa_probe(struct device *dev, u_long ioaddr) ** EISA bus I/O device probe. Probe from slot 1 since slot 0 is usually ** the motherboard. */ -static void eisa_probe(struct device *dev, u_long ioaddr) +__initfunc(static void eisa_probe(struct device *dev, u_long ioaddr)) { int i, maxSlots; u_long iobase; @@ -1375,15 +1373,15 @@ static void eisa_probe(struct device *dev, u_long ioaddr) ** are not available then insert a new device structure at the end of ** the current list. */ -static struct device * -alloc_device(struct device *dev, u_long iobase) +__initfunc(static struct device * +alloc_device(struct device *dev, u_long iobase)) { struct device *adev = NULL; int fixed = 0, new_dev = 0; num_eth = ewrk3_dev_index(dev->name); if (loading_module) return dev; - + while (1) { if (((dev->base_addr == EWRK3_NDA) || (dev->base_addr==0)) && !adev) { adev=dev; @@ -1406,13 +1404,13 @@ alloc_device(struct device *dev, u_long iobase) new_dev = 0; } - if (((dev->next == NULL) && + if (((dev->next == NULL) && ((dev->base_addr != EWRK3_NDA) && (dev->base_addr != 0)) && !fixed) || new_dev) { num_eth++; /* New device */ dev = insert_device(dev, iobase, ewrk3_probe); } - + return dev; } @@ -1420,8 +1418,8 @@ alloc_device(struct device *dev, u_long iobase) ** If at end of eth device list and can't use current entry, malloc ** one up. If memory could not be allocated, print an error message. */ -static struct device * -insert_device(struct device *dev, u_long iobase, int (*init)(struct device *)) +__initfunc(static struct device * +insert_device(struct device *dev, u_long iobase, int (*init)(struct device *))) { struct device *new; @@ -1446,8 +1444,8 @@ insert_device(struct device *dev, u_long iobase, int (*init)(struct device *)) return dev; } -static int -ewrk3_dev_index(char *s) +__initfunc(static int +ewrk3_dev_index(char *s)) { int i=0, j=0; @@ -1497,7 +1495,7 @@ static int Write_EEPROM(short data, u_long iobase, u_char eaddr) /* ** Look for a particular board name in the on-board EEPROM. */ -static void EthwrkSignature(char *name, char *eeprom_image) +__initfunc(static void EthwrkSignature(char *name, char *eeprom_image)) { u_long i,j,k; char *signatures[] = EWRK3_SIGNATURE; @@ -1525,7 +1523,7 @@ static void EthwrkSignature(char *name, char *eeprom_image) /* ** Look for a special sequence in the Ethernet station address PROM that ** is common across all EWRK3 products. -** +** ** Search the Ethernet address ROM for the signature. Since the ROM address ** counter can start at an arbitrary point, the search must include the entire ** probe sequence length plus the (length_of_the_signature - 1). @@ -1534,7 +1532,7 @@ static void EthwrkSignature(char *name, char *eeprom_image) ** ethernet address for later read out. */ -static int DevicePresent(u_long iobase) +__initfunc(static int DevicePresent(u_long iobase)) { union { struct { @@ -1571,7 +1569,7 @@ static int DevicePresent(u_long iobase) return status; } -static u_char get_hw_addr(struct device *dev, u_char *eeprom_image, char chipType) +__initfunc(static u_char get_hw_addr(struct device *dev, u_char *eeprom_image, char chipType)) { int i, j, k; u_short chksum; @@ -1617,7 +1615,7 @@ static u_char get_hw_addr(struct device *dev, u_char *eeprom_image, char chipTyp /* ** Look for a particular board name in the EISA configuration space */ -static int EISA_signature(char *name, s32 eisa_id) +__initfunc(static int EISA_signature(char *name, s32 eisa_id)) { u_long i; char *signatures[] = EWRK3_SIGNATURE; @@ -1737,7 +1735,7 @@ static int ewrk3_ioctl(struct device *dev, struct ifreq *rq, int cmd) memcpy_fromio(tmp.addr, (char *)(lp->shmem_base + PAGE0_HTE), (HASH_TABLE_LEN >> 3)); } ioc->len = (HASH_TABLE_LEN >> 3); - copy_to_user(ioc->data, tmp.addr, ioc->len); + copy_to_user(ioc->data, tmp.addr, ioc->len); } lp->lock = 0; /* Unlock the page register */ @@ -1776,7 +1774,7 @@ static int ewrk3_ioctl(struct device *dev, struct ifreq *rq, int cmd) cli(); ioc->len = sizeof(lp->pktStats); if (!(status=verify_area(VERIFY_WRITE, ioc->data, ioc->len))) { - copy_to_user(ioc->data, &lp->pktStats, ioc->len); + copy_to_user(ioc->data, &lp->pktStats, ioc->len); } sti(); @@ -1880,10 +1878,13 @@ static struct device thisEthwrk = { 0, 0, 0, 0, 0x300, 5, /* I/O address, IRQ */ 0, 0, 0, NULL, ewrk3_probe }; - + static int io=0x300; /* <--- EDIT THESE LINES FOR YOUR CONFIGURATION */ static int irq=5; /* or use the insmod io= irq= options */ +MODULE_PARM(io, "i"); +MODULE_PARM(irq, "i"); + int init_module(void) { @@ -1916,4 +1917,3 @@ cleanup_module(void) * compile-command: "gcc -D__KERNEL__ -DMODULE -I/linux/include -Wall -Wstrict-prototypes -fomit-frame-pointer -fno-strength-reduce -malign-loops=2 -malign-jumps=2 -malign-functions=2 -O2 -m486 -c ewrk3.c" * End: */ - |