mirror of https://gitee.com/openkylin/linux.git
Automatic merge of /spare/repo/netdev-2.6 branch remove-drivers
This commit is contained in:
Jeff Garzik
commit
bdb7a3427b
|
|
@ -47,7 +47,6 @@ ni52 <------------------ Buggy ------------------>
|
|||
ni65 YES YES YES Software(#)
|
||||
seeq NO NO NO N/A
|
||||
sgiseek <------------------ Buggy ------------------>
|
||||
sk_g16 NO NO YES N/A
|
||||
smc-ultra YES YES YES Hardware
|
||||
sunlance YES YES YES Hardware
|
||||
tulip YES YES YES Hardware
|
||||
|
|
|
|||
|
|
@ -284,9 +284,6 @@ ppp.c:
|
|||
seeq8005.c: *Not modularized*
|
||||
(Probes ports: 0x300, 0x320, 0x340, 0x360)
|
||||
|
||||
sk_g16.c: *Not modularized*
|
||||
(Probes ports: 0x100, 0x180, 0x208, 0x220m 0x288, 0x320, 0x328, 0x390)
|
||||
|
||||
skeleton.c: *Skeleton*
|
||||
|
||||
slhc.c:
|
||||
|
|
|
|||
|
|
@ -1001,21 +1001,6 @@ config EEXPRESS_PRO
|
|||
<file:Documentation/networking/net-modules.txt>. The module
|
||||
will be called eepro.
|
||||
|
||||
config FMV18X
|
||||
tristate "FMV-181/182/183/184 support (OBSOLETE)"
|
||||
depends on NET_ISA && OBSOLETE
|
||||
---help---
|
||||
If you have a Fujitsu FMV-181/182/183/184 network (Ethernet) card,
|
||||
say Y and read the Ethernet-HOWTO, available from
|
||||
<http://www.tldp.org/docs.html#howto>.
|
||||
|
||||
If you use an FMV-183 or FMV-184 and it is not working, you may need
|
||||
to disable Plug & Play mode of the card.
|
||||
|
||||
To compile this driver as a module, choose M here and read
|
||||
<file:Documentation/networking/net-modules.txt>. The module
|
||||
will be called fmv18x.
|
||||
|
||||
config HPLAN_PLUS
|
||||
tristate "HP PCLAN+ (27247B and 27252A) support"
|
||||
depends on NET_ISA
|
||||
|
|
@ -1104,14 +1089,6 @@ config SEEQ8005
|
|||
<file:Documentation/networking/net-modules.txt>. The module
|
||||
will be called seeq8005.
|
||||
|
||||
config SK_G16
|
||||
tristate "SK_G16 support (OBSOLETE)"
|
||||
depends on NET_ISA && OBSOLETE
|
||||
help
|
||||
If you have a network (Ethernet) card of this type, say Y and read
|
||||
the Ethernet-HOWTO, available from
|
||||
<http://www.tldp.org/docs.html#howto>.
|
||||
|
||||
config SKMC
|
||||
tristate "SKnet MCA support"
|
||||
depends on NET_ETHERNET && MCA && BROKEN
|
||||
|
|
|
|||
|
|
@ -74,7 +74,6 @@ obj-$(CONFIG_MAC8390) += mac8390.o 8390.o
|
|||
obj-$(CONFIG_APNE) += apne.o 8390.o
|
||||
obj-$(CONFIG_PCMCIA_PCNET) += 8390.o
|
||||
obj-$(CONFIG_SHAPER) += shaper.o
|
||||
obj-$(CONFIG_SK_G16) += sk_g16.o
|
||||
obj-$(CONFIG_HP100) += hp100.o
|
||||
obj-$(CONFIG_SMC9194) += smc9194.o
|
||||
obj-$(CONFIG_FEC) += fec.o
|
||||
|
|
@ -122,7 +121,6 @@ obj-$(CONFIG_DEFXX) += defxx.o
|
|||
obj-$(CONFIG_SGISEEQ) += sgiseeq.o
|
||||
obj-$(CONFIG_SGI_O2MACE_ETH) += meth.o
|
||||
obj-$(CONFIG_AT1700) += at1700.o
|
||||
obj-$(CONFIG_FMV18X) += fmv18x.o
|
||||
obj-$(CONFIG_EL1) += 3c501.o
|
||||
obj-$(CONFIG_EL16) += 3c507.o
|
||||
obj-$(CONFIG_ELMC) += 3c523.o
|
||||
|
|
|
|||
|
|
@ -210,9 +210,6 @@ static struct devprobe2 isa_probes[] __initdata = {
|
|||
#ifdef CONFIG_AT1700
|
||||
{at1700_probe, 0},
|
||||
#endif
|
||||
#ifdef CONFIG_FMV18X /* Fujitsu FMV-181/182 */
|
||||
{fmv18x_probe, 0},
|
||||
#endif
|
||||
#ifdef CONFIG_ETH16I
|
||||
{eth16i_probe, 0}, /* ICL EtherTeam 16i/32 */
|
||||
#endif
|
||||
|
|
@ -243,9 +240,6 @@ static struct devprobe2 isa_probes[] __initdata = {
|
|||
#ifdef CONFIG_ELPLUS /* 3c505 */
|
||||
{elplus_probe, 0},
|
||||
#endif
|
||||
#ifdef CONFIG_SK_G16
|
||||
{SK_init, 0},
|
||||
#endif
|
||||
#ifdef CONFIG_NI5010
|
||||
{ni5010_probe, 0},
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1,689 +0,0 @@
|
|||
/* fmv18x.c: A network device driver for the Fujitsu FMV-181/182/183/184.
|
||||
|
||||
Original: at1700.c (1993-94 by Donald Becker).
|
||||
Copyright 1993 United States Government as represented by the
|
||||
Director, National Security Agency.
|
||||
The author may be reached as becker@scyld.com, or C/O
|
||||
Scyld Computing Corporation
|
||||
410 Severn Ave., Suite 210
|
||||
Annapolis MD 21403
|
||||
|
||||
Modified by Yutaka TAMIYA (tamy@flab.fujitsu.co.jp)
|
||||
Copyright 1994 Fujitsu Laboratories Ltd.
|
||||
Special thanks to:
|
||||
Masayoshi UTAKA (utaka@ace.yk.fujitsu.co.jp)
|
||||
for testing this driver.
|
||||
H. NEGISHI (agy, negishi@sun45.psd.cs.fujitsu.co.jp)
|
||||
for suggestion of some program modification.
|
||||
Masahiro SEKIGUCHI <seki@sysrap.cs.fujitsu.co.jp>
|
||||
for suggestion of some program modification.
|
||||
Kazutoshi MORIOKA (morioka@aurora.oaks.cs.fujitsu.co.jp)
|
||||
for testing this driver.
|
||||
|
||||
This software may be used and distributed according to the terms
|
||||
of the GNU General Public License, incorporated herein by reference.
|
||||
|
||||
This is a device driver for the Fujitsu FMV-181/182/183/184, which
|
||||
is a straight-forward Fujitsu MB86965 implementation.
|
||||
|
||||
Sources:
|
||||
at1700.c
|
||||
The Fujitsu MB86965 datasheet.
|
||||
The Fujitsu FMV-181/182 user's guide
|
||||
*/
|
||||
|
||||
static const char version[] =
|
||||
"fmv18x.c:v2.2.0 09/24/98 Yutaka TAMIYA (tamy@flab.fujitsu.co.jp)\n";
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/types.h>
|
||||
#include <linux/fcntl.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/ioport.h>
|
||||
#include <linux/in.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/string.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/errno.h>
|
||||
#include <linux/spinlock.h>
|
||||
#include <linux/netdevice.h>
|
||||
#include <linux/etherdevice.h>
|
||||
#include <linux/skbuff.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/bitops.h>
|
||||
|
||||
#include <asm/system.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/dma.h>
|
||||
|
||||
#define DRV_NAME "fmv18x"
|
||||
|
||||
static unsigned fmv18x_probe_list[] __initdata = {
|
||||
0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x300, 0x340, 0
|
||||
};
|
||||
|
||||
/* use 0 for production, 1 for verification, >2 for debug */
|
||||
#ifndef NET_DEBUG
|
||||
#define NET_DEBUG 1
|
||||
#endif
|
||||
static unsigned int net_debug = NET_DEBUG;
|
||||
|
||||
typedef unsigned char uchar;
|
||||
|
||||
/* Information that need to be kept for each board. */
|
||||
struct net_local {
|
||||
struct net_device_stats stats;
|
||||
long open_time; /* Useless example local info. */
|
||||
uint tx_started:1; /* Number of packet on the Tx queue. */
|
||||
uint tx_queue_ready:1; /* Tx queue is ready to be sent. */
|
||||
uint rx_started:1; /* Packets are Rxing. */
|
||||
uchar tx_queue; /* Number of packet on the Tx queue. */
|
||||
ushort tx_queue_len; /* Current length of the Tx queue. */
|
||||
spinlock_t lock;
|
||||
};
|
||||
|
||||
|
||||
/* Offsets from the base address. */
|
||||
#define STATUS 0
|
||||
#define TX_STATUS 0
|
||||
#define RX_STATUS 1
|
||||
#define TX_INTR 2 /* Bit-mapped interrupt enable registers. */
|
||||
#define RX_INTR 3
|
||||
#define TX_MODE 4
|
||||
#define RX_MODE 5
|
||||
#define CONFIG_0 6 /* Misc. configuration settings. */
|
||||
#define CONFIG_1 7
|
||||
/* Run-time register bank 2 definitions. */
|
||||
#define DATAPORT 8 /* Word-wide DMA or programmed-I/O dataport. */
|
||||
#define TX_START 10
|
||||
#define COL16CNTL 11 /* Controll Reg for 16 collisions */
|
||||
#define MODE13 13
|
||||
/* Fujitsu FMV-18x Card Configuration */
|
||||
#define FJ_STATUS0 0x10
|
||||
#define FJ_STATUS1 0x11
|
||||
#define FJ_CONFIG0 0x12
|
||||
#define FJ_CONFIG1 0x13
|
||||
#define FJ_MACADDR 0x14 /* 0x14 - 0x19 */
|
||||
#define FJ_BUFCNTL 0x1A
|
||||
#define FJ_BUFDATA 0x1C
|
||||
#define FMV18X_IO_EXTENT 32
|
||||
|
||||
/* Index to functions, as function prototypes. */
|
||||
|
||||
static int fmv18x_probe1(struct net_device *dev, short ioaddr);
|
||||
static int net_open(struct net_device *dev);
|
||||
static int net_send_packet(struct sk_buff *skb, struct net_device *dev);
|
||||
static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs *regs);
|
||||
static void net_rx(struct net_device *dev);
|
||||
static void net_timeout(struct net_device *dev);
|
||||
static int net_close(struct net_device *dev);
|
||||
static struct net_device_stats *net_get_stats(struct net_device *dev);
|
||||
static void set_multicast_list(struct net_device *dev);
|
||||
|
||||
|
||||
/* Check for a network adaptor of this type, and return '0' iff one exists.
|
||||
If dev->base_addr == 0, probe all likely locations.
|
||||
If dev->base_addr == 1, always return failure.
|
||||
If dev->base_addr == 2, allocate space for the device and return success
|
||||
(detachable devices only).
|
||||
*/
|
||||
|
||||
static int io = 0x220;
|
||||
static int irq;
|
||||
|
||||
struct net_device * __init fmv18x_probe(int unit)
|
||||
{
|
||||
struct net_device *dev = alloc_etherdev(sizeof(struct net_local));
|
||||
unsigned *port;
|
||||
int err = 0;
|
||||
|
||||
if (!dev)
|
||||
return ERR_PTR(-ENODEV);
|
||||
|
||||
if (unit >= 0) {
|
||||
sprintf(dev->name, "eth%d", unit);
|
||||
netdev_boot_setup_check(dev);
|
||||
io = dev->base_addr;
|
||||
irq = dev->irq;
|
||||
}
|
||||
|
||||
SET_MODULE_OWNER(dev);
|
||||
|
||||
if (io > 0x1ff) { /* Check a single specified location. */
|
||||
err = fmv18x_probe1(dev, io);
|
||||
} else if (io != 0) { /* Don't probe at all. */
|
||||
err = -ENXIO;
|
||||
} else {
|
||||
for (port = fmv18x_probe_list; *port; port++)
|
||||
if (fmv18x_probe1(dev, *port) == 0)
|
||||
break;
|
||||
if (!*port)
|
||||
err = -ENODEV;
|
||||
}
|
||||
if (err)
|
||||
goto out;
|
||||
err = register_netdev(dev);
|
||||
if (err)
|
||||
goto out1;
|
||||
return dev;
|
||||
out1:
|
||||
free_irq(dev->irq, dev);
|
||||
release_region(dev->base_addr, FMV18X_IO_EXTENT);
|
||||
out:
|
||||
free_netdev(dev);
|
||||
return ERR_PTR(err);
|
||||
}
|
||||
|
||||
/* The Fujitsu datasheet suggests that the NIC be probed for by checking its
|
||||
"signature", the default bit pattern after a reset. This *doesn't* work --
|
||||
there is no way to reset the bus interface without a complete power-cycle!
|
||||
|
||||
It turns out that ATI came to the same conclusion I did: the only thing
|
||||
that can be done is checking a few bits and then diving right into MAC
|
||||
address check. */
|
||||
|
||||
static int __init fmv18x_probe1(struct net_device *dev, short ioaddr)
|
||||
{
|
||||
char irqmap[4] = {3, 7, 10, 15};
|
||||
char irqmap_pnp[8] = {3, 4, 5, 7, 9, 10, 11, 15};
|
||||
unsigned int i, retval;
|
||||
struct net_local *lp;
|
||||
|
||||
/* Resetting the chip doesn't reset the ISA interface, so don't bother.
|
||||
That means we have to be careful with the register values we probe for.
|
||||
*/
|
||||
|
||||
if (!request_region(ioaddr, FMV18X_IO_EXTENT, DRV_NAME))
|
||||
return -EBUSY;
|
||||
|
||||
dev->irq = irq;
|
||||
dev->base_addr = ioaddr;
|
||||
|
||||
/* Check I/O address configuration and Fujitsu vendor code */
|
||||
if (inb(ioaddr+FJ_MACADDR ) != 0x00
|
||||
|| inb(ioaddr+FJ_MACADDR+1) != 0x00
|
||||
|| inb(ioaddr+FJ_MACADDR+2) != 0x0e) {
|
||||
retval = -ENODEV;
|
||||
goto out;
|
||||
}
|
||||
|
||||
/* Check PnP mode for FMV-183/184/183A/184A. */
|
||||
/* This PnP routine is very poor. IO and IRQ should be known. */
|
||||
if (inb(ioaddr + FJ_STATUS1) & 0x20) {
|
||||
for (i = 0; i < 8; i++) {
|
||||
if (dev->irq == irqmap_pnp[i])
|
||||
break;
|
||||
}
|
||||
if (i == 8) {
|
||||
retval = -ENODEV;
|
||||
goto out;
|
||||
}
|
||||
} else {
|
||||
if (fmv18x_probe_list[inb(ioaddr + FJ_CONFIG0) & 0x07] != ioaddr)
|
||||
return -ENODEV;
|
||||
dev->irq = irqmap[(inb(ioaddr + FJ_CONFIG0)>>6) & 0x03];
|
||||
}
|
||||
|
||||
/* Snarf the interrupt vector now. */
|
||||
retval = request_irq(dev->irq, &net_interrupt, 0, DRV_NAME, dev);
|
||||
if (retval) {
|
||||
printk ("FMV-18x found at %#3x, but it's unusable due to a conflict on"
|
||||
"IRQ %d.\n", ioaddr, dev->irq);
|
||||
goto out;
|
||||
}
|
||||
|
||||
printk("%s: FMV-18x found at %#3x, IRQ %d, address ", dev->name,
|
||||
ioaddr, dev->irq);
|
||||
|
||||
for(i = 0; i < 6; i++) {
|
||||
unsigned char val = inb(ioaddr + FJ_MACADDR + i);
|
||||
printk("%02x", val);
|
||||
dev->dev_addr[i] = val;
|
||||
}
|
||||
|
||||
/* "FJ_STATUS0" 12 bit 0x0400 means use regular 100 ohm 10baseT signals,
|
||||
rather than 150 ohm shielded twisted pair compensation.
|
||||
0x0000 == auto-sense the interface
|
||||
0x0800 == use TP interface
|
||||
0x1800 == use coax interface
|
||||
*/
|
||||
{
|
||||
const char *porttype[] = {"auto-sense", "10baseT", "auto-sense", "10base2/5"};
|
||||
ushort setup_value = inb(ioaddr + FJ_STATUS0);
|
||||
|
||||
switch( setup_value & 0x07 ){
|
||||
case 0x01 /* 10base5 */:
|
||||
case 0x02 /* 10base2 */: dev->if_port = 0x18; break;
|
||||
case 0x04 /* 10baseT */: dev->if_port = 0x08; break;
|
||||
default /* auto-sense*/: dev->if_port = 0x00; break;
|
||||
}
|
||||
printk(" %s interface.\n", porttype[(dev->if_port>>3) & 3]);
|
||||
}
|
||||
|
||||
/* Initialize LAN Controller and LAN Card */
|
||||
outb(0xda, ioaddr + CONFIG_0); /* Initialize LAN Controller */
|
||||
outb(0x00, ioaddr + CONFIG_1); /* Stand by mode */
|
||||
outb(0x00, ioaddr + FJ_CONFIG1); /* Disable IRQ of LAN Card */
|
||||
outb(0x00, ioaddr + FJ_BUFCNTL); /* Reset ? I'm not sure (TAMIYA) */
|
||||
|
||||
/* wait for a while */
|
||||
udelay(200);
|
||||
|
||||
/* Set the station address in bank zero. */
|
||||
outb(0x00, ioaddr + CONFIG_1);
|
||||
for (i = 0; i < 6; i++)
|
||||
outb(dev->dev_addr[i], ioaddr + 8 + i);
|
||||
|
||||
/* Switch to bank 1 and set the multicast table to accept none. */
|
||||
outb(0x04, ioaddr + CONFIG_1);
|
||||
for (i = 0; i < 8; i++)
|
||||
outb(0x00, ioaddr + 8 + i);
|
||||
|
||||
/* Switch to bank 2 and lock our I/O address. */
|
||||
outb(0x08, ioaddr + CONFIG_1);
|
||||
outb(dev->if_port, ioaddr + MODE13);
|
||||
outb(0x00, ioaddr + COL16CNTL);
|
||||
|
||||
if (net_debug)
|
||||
printk(version);
|
||||
|
||||
/* Initialize the device structure. */
|
||||
dev->priv = kmalloc(sizeof(struct net_local), GFP_KERNEL);
|
||||
if (!dev->priv) {
|
||||
retval = -ENOMEM;
|
||||
goto out_irq;
|
||||
}
|
||||
memset(dev->priv, 0, sizeof(struct net_local));
|
||||
lp = dev->priv;
|
||||
spin_lock_init(&lp->lock);
|
||||
|
||||
dev->open = net_open;
|
||||
dev->stop = net_close;
|
||||
dev->hard_start_xmit = net_send_packet;
|
||||
dev->tx_timeout = net_timeout;
|
||||
dev->watchdog_timeo = HZ/10;
|
||||
dev->get_stats = net_get_stats;
|
||||
dev->set_multicast_list = set_multicast_list;
|
||||
return 0;
|
||||
|
||||
out_irq:
|
||||
free_irq(dev->irq, dev);
|
||||
out:
|
||||
release_region(ioaddr, FMV18X_IO_EXTENT);
|
||||
return retval;
|
||||
}
|
||||
|
||||
|
||||
static int net_open(struct net_device *dev)
|
||||
{
|
||||
struct net_local *lp = dev->priv;
|
||||
int ioaddr = dev->base_addr;
|
||||
|
||||
/* Set the configuration register 0 to 32K 100ns. byte-wide memory,
|
||||
16 bit bus access, and two 4K Tx, enable the Rx and Tx. */
|
||||
outb(0x5a, ioaddr + CONFIG_0);
|
||||
|
||||
/* Powerup and switch to register bank 2 for the run-time registers. */
|
||||
outb(0xe8, ioaddr + CONFIG_1);
|
||||
|
||||
lp->tx_started = 0;
|
||||
lp->tx_queue_ready = 1;
|
||||
lp->rx_started = 0;
|
||||
lp->tx_queue = 0;
|
||||
lp->tx_queue_len = 0;
|
||||
|
||||
/* Clear Tx and Rx Status */
|
||||
outb(0xff, ioaddr + TX_STATUS);
|
||||
outb(0xff, ioaddr + RX_STATUS);
|
||||
lp->open_time = jiffies;
|
||||
|
||||
netif_start_queue(dev);
|
||||
|
||||
/* Enable the IRQ of the LAN Card */
|
||||
outb(0x80, ioaddr + FJ_CONFIG1);
|
||||
|
||||
/* Enable both Tx and Rx interrupts */
|
||||
outw(0x8182, ioaddr+TX_INTR);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void net_timeout(struct net_device *dev)
|
||||
{
|
||||
struct net_local *lp = dev->priv;
|
||||
int ioaddr = dev->base_addr;
|
||||
unsigned long flags;
|
||||
|
||||
|
||||
printk(KERN_WARNING "%s: transmit timed out with status %04x, %s?\n", dev->name,
|
||||
htons(inw(ioaddr + TX_STATUS)),
|
||||
inb(ioaddr + TX_STATUS) & 0x80
|
||||
? "IRQ conflict" : "network cable problem");
|
||||
printk(KERN_WARNING "%s: timeout registers: %04x %04x %04x %04x %04x %04x %04x %04x.\n",
|
||||
dev->name, htons(inw(ioaddr + 0)),
|
||||
htons(inw(ioaddr + 2)), htons(inw(ioaddr + 4)),
|
||||
htons(inw(ioaddr + 6)), htons(inw(ioaddr + 8)),
|
||||
htons(inw(ioaddr +10)), htons(inw(ioaddr +12)),
|
||||
htons(inw(ioaddr +14)));
|
||||
printk(KERN_WARNING "eth card: %04x %04x\n",
|
||||
htons(inw(ioaddr+FJ_STATUS0)),
|
||||
htons(inw(ioaddr+FJ_CONFIG0)));
|
||||
lp->stats.tx_errors++;
|
||||
/* ToDo: We should try to restart the adaptor... */
|
||||
spin_lock_irqsave(&lp->lock, flags);
|
||||
|
||||
/* Initialize LAN Controller and LAN Card */
|
||||
outb(0xda, ioaddr + CONFIG_0); /* Initialize LAN Controller */
|
||||
outb(0x00, ioaddr + CONFIG_1); /* Stand by mode */
|
||||
outb(0x00, ioaddr + FJ_CONFIG1); /* Disable IRQ of LAN Card */
|
||||
outb(0x00, ioaddr + FJ_BUFCNTL); /* Reset ? I'm not sure */
|
||||
net_open(dev);
|
||||
spin_unlock_irqrestore(&lp->lock, flags);
|
||||
|
||||
netif_wake_queue(dev);
|
||||
}
|
||||
|
||||
static int net_send_packet(struct sk_buff *skb, struct net_device *dev)
|
||||
{
|
||||
struct net_local *lp = dev->priv;
|
||||
int ioaddr = dev->base_addr;
|
||||
short length = skb->len;
|
||||
unsigned char *buf;
|
||||
unsigned long flags;
|
||||
|
||||
/* Block a transmit from overlapping. */
|
||||
|
||||
if (length > ETH_FRAME_LEN) {
|
||||
if (net_debug)
|
||||
printk("%s: Attempting to send a large packet (%d bytes).\n",
|
||||
dev->name, length);
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (length < ETH_ZLEN) {
|
||||
skb = skb_padto(skb, ETH_ZLEN);
|
||||
if (skb == NULL)
|
||||
return 0;
|
||||
length = ETH_ZLEN;
|
||||
}
|
||||
buf = skb->data;
|
||||
|
||||
if (net_debug > 4)
|
||||
printk("%s: Transmitting a packet of length %lu.\n", dev->name,
|
||||
(unsigned long)skb->len);
|
||||
/* We may not start transmitting unless we finish transferring
|
||||
a packet into the Tx queue. During executing the following
|
||||
codes we possibly catch a Tx interrupt. Thus we flag off
|
||||
tx_queue_ready, so that we prevent the interrupt routine
|
||||
(net_interrupt) to start transmitting. */
|
||||
spin_lock_irqsave(&lp->lock, flags);
|
||||
lp->tx_queue_ready = 0;
|
||||
{
|
||||
outw(length, ioaddr + DATAPORT);
|
||||
outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1);
|
||||
lp->tx_queue++;
|
||||
lp->tx_queue_len += length + 2;
|
||||
}
|
||||
lp->tx_queue_ready = 1;
|
||||
spin_unlock_irqrestore(&lp->lock, flags);
|
||||
|
||||
if (lp->tx_started == 0) {
|
||||
/* If the Tx is idle, always trigger a transmit. */
|
||||
outb(0x80 | lp->tx_queue, ioaddr + TX_START);
|
||||
lp->tx_queue = 0;
|
||||
lp->tx_queue_len = 0;
|
||||
dev->trans_start = jiffies;
|
||||
lp->tx_started = 1;
|
||||
} else if (lp->tx_queue_len >= 4096 - 1502) /* No room for a packet */
|
||||
netif_stop_queue(dev);
|
||||
|
||||
dev_kfree_skb(skb);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* The typical workload of the driver:
|
||||
Handle the network interface interrupts. */
|
||||
static irqreturn_t
|
||||
net_interrupt(int irq, void *dev_id, struct pt_regs *regs)
|
||||
{
|
||||
struct net_device *dev = dev_id;
|
||||
struct net_local *lp;
|
||||
int ioaddr, status;
|
||||
|
||||
ioaddr = dev->base_addr;
|
||||
lp = dev->priv;
|
||||
status = inw(ioaddr + TX_STATUS);
|
||||
outw(status, ioaddr + TX_STATUS);
|
||||
|
||||
if (net_debug > 4)
|
||||
printk("%s: Interrupt with status %04x.\n", dev->name, status);
|
||||
if (lp->rx_started == 0 &&
|
||||
(status & 0xff00 || (inb(ioaddr + RX_MODE) & 0x40) == 0)) {
|
||||
/* Got a packet(s).
|
||||
We cannot execute net_rx more than once at the same time for
|
||||
the same device. During executing net_rx, we possibly catch a
|
||||
Tx interrupt. Thus we flag on rx_started, so that we prevent
|
||||
the interrupt routine (net_interrupt) to dive into net_rx
|
||||
again. */
|
||||
lp->rx_started = 1;
|
||||
outb(0x00, ioaddr + RX_INTR); /* Disable RX intr. */
|
||||
net_rx(dev);
|
||||
outb(0x81, ioaddr + RX_INTR); /* Enable RX intr. */
|
||||
lp->rx_started = 0;
|
||||
}
|
||||
if (status & 0x00ff) {
|
||||
if (status & 0x02) {
|
||||
/* More than 16 collisions occurred */
|
||||
if (net_debug > 4)
|
||||
printk("%s: 16 Collision occur during Txing.\n", dev->name);
|
||||
/* Cancel sending a packet. */
|
||||
outb(0x03, ioaddr + COL16CNTL);
|
||||
lp->stats.collisions++;
|
||||
}
|
||||
if (status & 0x82) {
|
||||
spin_lock(&lp->lock);
|
||||
lp->stats.tx_packets++;
|
||||
if (lp->tx_queue && lp->tx_queue_ready) {
|
||||
outb(0x80 | lp->tx_queue, ioaddr + TX_START);
|
||||
lp->tx_queue = 0;
|
||||
lp->tx_queue_len = 0;
|
||||
dev->trans_start = jiffies;
|
||||
netif_wake_queue(dev); /* Inform upper layers. */
|
||||
} else {
|
||||
lp->tx_started = 0;
|
||||
netif_wake_queue(dev); /* Inform upper layers. */
|
||||
}
|
||||
spin_unlock(&lp->lock);
|
||||
}
|
||||
}
|
||||
return IRQ_RETVAL(status);
|
||||
}
|
||||
|
||||
/* We have a good packet(s), get it/them out of the buffers. */
|
||||
static void net_rx(struct net_device *dev)
|
||||
{
|
||||
struct net_local *lp = dev->priv;
|
||||
int ioaddr = dev->base_addr;
|
||||
int boguscount = 5;
|
||||
|
||||
while ((inb(ioaddr + RX_MODE) & 0x40) == 0) {
|
||||
/* Clear PKT_RDY bit: by agy 19940922 */
|
||||
/* outb(0x80, ioaddr + RX_STATUS); */
|
||||
ushort status = inw(ioaddr + DATAPORT);
|
||||
|
||||
if (net_debug > 4)
|
||||
printk("%s: Rxing packet mode %02x status %04x.\n",
|
||||
dev->name, inb(ioaddr + RX_MODE), status);
|
||||
#ifndef final_version
|
||||
if (status == 0) {
|
||||
outb(0x05, ioaddr + 14);
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
|
||||
if ((status & 0xF0) != 0x20) { /* There was an error. */
|
||||
lp->stats.rx_errors++;
|
||||
if (status & 0x08) lp->stats.rx_length_errors++;
|
||||
if (status & 0x04) lp->stats.rx_frame_errors++;
|
||||
if (status & 0x02) lp->stats.rx_crc_errors++;
|
||||
if (status & 0x01) lp->stats.rx_over_errors++;
|
||||
} else {
|
||||
ushort pkt_len = inw(ioaddr + DATAPORT);
|
||||
/* Malloc up new buffer. */
|
||||
struct sk_buff *skb;
|
||||
|
||||
if (pkt_len > 1550) {
|
||||
printk("%s: The FMV-18x claimed a very large packet, size %d.\n",
|
||||
dev->name, pkt_len);
|
||||
outb(0x05, ioaddr + 14);
|
||||
lp->stats.rx_errors++;
|
||||
break;
|
||||
}
|
||||
skb = dev_alloc_skb(pkt_len+3);
|
||||
if (skb == NULL) {
|
||||
printk("%s: Memory squeeze, dropping packet (len %d).\n",
|
||||
dev->name, pkt_len);
|
||||
outb(0x05, ioaddr + 14);
|
||||
lp->stats.rx_dropped++;
|
||||
break;
|
||||
}
|
||||
skb->dev = dev;
|
||||
skb_reserve(skb,2);
|
||||
|
||||
insw(ioaddr + DATAPORT, skb_put(skb,pkt_len), (pkt_len + 1) >> 1);
|
||||
|
||||
if (net_debug > 5) {
|
||||
int i;
|
||||
printk("%s: Rxed packet of length %d: ", dev->name, pkt_len);
|
||||
for (i = 0; i < 14; i++)
|
||||
printk(" %02x", skb->data[i]);
|
||||
printk(".\n");
|
||||
}
|
||||
|
||||
skb->protocol=eth_type_trans(skb, dev);
|
||||
netif_rx(skb);
|
||||
dev->last_rx = jiffies;
|
||||
lp->stats.rx_packets++;
|
||||
lp->stats.rx_bytes += pkt_len;
|
||||
}
|
||||
if (--boguscount <= 0)
|
||||
break;
|
||||
}
|
||||
|
||||
/* If any worth-while packets have been received, dev_rint()
|
||||
has done a mark_bh(NET_BH) for us and will work on them
|
||||
when we get to the bottom-half routine. */
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < 20; i++) {
|
||||
if ((inb(ioaddr + RX_MODE) & 0x40) == 0x40)
|
||||
break;
|
||||
(void)inw(ioaddr + DATAPORT); /* dummy status read */
|
||||
outb(0x05, ioaddr + 14);
|
||||
}
|
||||
|
||||
if (net_debug > 5 && i > 0)
|
||||
printk("%s: Exint Rx packet with mode %02x after %d ticks.\n",
|
||||
dev->name, inb(ioaddr + RX_MODE), i);
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
/* The inverse routine to net_open(). */
|
||||
static int net_close(struct net_device *dev)
|
||||
{
|
||||
int ioaddr = dev->base_addr;
|
||||
|
||||
((struct net_local *)dev->priv)->open_time = 0;
|
||||
|
||||
netif_stop_queue(dev);
|
||||
|
||||
/* Set configuration register 0 to disable Tx and Rx. */
|
||||
outb(0xda, ioaddr + CONFIG_0);
|
||||
|
||||
/* Update the statistics -- ToDo. */
|
||||
|
||||
/* Power-down the chip. Green, green, green! */
|
||||
outb(0x00, ioaddr + CONFIG_1);
|
||||
|
||||
/* Set the ethernet adaptor disable IRQ */
|
||||
outb(0x00, ioaddr + FJ_CONFIG1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Get the current statistics. This may be called with the card open or
|
||||
closed. */
|
||||
static struct net_device_stats *net_get_stats(struct net_device *dev)
|
||||
{
|
||||
struct net_local *lp = dev->priv;
|
||||
return &lp->stats;
|
||||
}
|
||||
|
||||
/* Set or clear the multicast filter for this adaptor.
|
||||
num_addrs == -1 Promiscuous mode, receive all packets
|
||||
num_addrs == 0 Normal mode, clear multicast list
|
||||
num_addrs > 0 Multicast mode, receive normal and MC packets, and do
|
||||
best-effort filtering.
|
||||
*/
|
||||
|
||||
static void set_multicast_list(struct net_device *dev)
|
||||
{
|
||||
short ioaddr = dev->base_addr;
|
||||
if (dev->mc_count || dev->flags&(IFF_PROMISC|IFF_ALLMULTI))
|
||||
{
|
||||
/*
|
||||
* We must make the kernel realise we had to move
|
||||
* into promisc mode or we start all out war on
|
||||
* the cable. - AC
|
||||
*/
|
||||
dev->flags|=IFF_PROMISC;
|
||||
|
||||
outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */
|
||||
}
|
||||
else
|
||||
outb(2, ioaddr + RX_MODE); /* Disable promiscuous, use normal mode */
|
||||
}
|
||||
|
||||
#ifdef MODULE
|
||||
static struct net_device *dev_fmv18x;
|
||||
|
||||
MODULE_PARM(io, "i");
|
||||
MODULE_PARM(irq, "i");
|
||||
MODULE_PARM(net_debug, "i");
|
||||
MODULE_PARM_DESC(io, "FMV-18X I/O address");
|
||||
MODULE_PARM_DESC(irq, "FMV-18X IRQ number");
|
||||
MODULE_PARM_DESC(net_debug, "FMV-18X debug level (0-1,5-6)");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
int init_module(void)
|
||||
{
|
||||
if (io == 0)
|
||||
printk("fmv18x: You should not use auto-probing with insmod!\n");
|
||||
dev_fmv18x = fmv18x_probe(-1);
|
||||
if (IS_ERR(dev_fmv18x))
|
||||
return PTR_ERR(dev_fmv18x);
|
||||
return 0;
|
||||
}
|
||||
|
||||
void
|
||||
cleanup_module(void)
|
||||
{
|
||||
unregister_netdev(dev_fmv18x);
|
||||
free_irq(dev_fmv18x->irq, dev_fmv18x);
|
||||
release_region(dev_fmv18x->base_addr, FMV18X_IO_EXTENT);
|
||||
free_netdev(dev_fmv18x);
|
||||
}
|
||||
#endif /* MODULE */
|
||||
|
||||
/*
|
||||
* Local variables:
|
||||
* compile-command: "gcc -D__KERNEL__ -I/usr/src/linux/net/inet -Wall -Wstrict-prototypes -O6 -m486 -c fmv18x.c"
|
||||
* version-control: t
|
||||
* kept-new-versions: 5
|
||||
* tab-width: 4
|
||||
* c-indent-level: 4
|
||||
* End:
|
||||
*/
|
||||
2066
drivers/net/sk_g16.c
2066
drivers/net/sk_g16.c
File diff suppressed because it is too large
Load Diff
|
|
@ -1,165 +0,0 @@
|
|||
/*-
|
||||
*
|
||||
* This software may be used and distributed according to the terms
|
||||
* of the GNU General Public License, incorporated herein by reference.
|
||||
*
|
||||
* Module : sk_g16.h
|
||||
* Version : $Revision$
|
||||
*
|
||||
* Author : M.Hipp (mhipp@student.uni-tuebingen.de)
|
||||
* changes by : Patrick J.D. Weichmann
|
||||
*
|
||||
* Date Created : 94/05/25
|
||||
*
|
||||
* Description : In here are all necessary definitions of
|
||||
* the am7990 (LANCE) chip used for writing a
|
||||
* network device driver which uses this chip
|
||||
*
|
||||
* $Log$
|
||||
-*/
|
||||
|
||||
#ifndef SK_G16_H
|
||||
|
||||
#define SK_G16_H
|
||||
|
||||
|
||||
/*
|
||||
* Control and Status Register 0 (CSR0) bit definitions
|
||||
*
|
||||
* (R=Readable) (W=Writeable) (S=Set on write) (C-Clear on write)
|
||||
*
|
||||
*/
|
||||
|
||||
#define CSR0_ERR 0x8000 /* Error summary (R) */
|
||||
#define CSR0_BABL 0x4000 /* Babble transmitter timeout error (RC) */
|
||||
#define CSR0_CERR 0x2000 /* Collision Error (RC) */
|
||||
#define CSR0_MISS 0x1000 /* Missed packet (RC) */
|
||||
#define CSR0_MERR 0x0800 /* Memory Error (RC) */
|
||||
#define CSR0_RINT 0x0400 /* Receiver Interrupt (RC) */
|
||||
#define CSR0_TINT 0x0200 /* Transmit Interrupt (RC) */
|
||||
#define CSR0_IDON 0x0100 /* Initialization Done (RC) */
|
||||
#define CSR0_INTR 0x0080 /* Interrupt Flag (R) */
|
||||
#define CSR0_INEA 0x0040 /* Interrupt Enable (RW) */
|
||||
#define CSR0_RXON 0x0020 /* Receiver on (R) */
|
||||
#define CSR0_TXON 0x0010 /* Transmitter on (R) */
|
||||
#define CSR0_TDMD 0x0008 /* Transmit Demand (RS) */
|
||||
#define CSR0_STOP 0x0004 /* Stop (RS) */
|
||||
#define CSR0_STRT 0x0002 /* Start (RS) */
|
||||
#define CSR0_INIT 0x0001 /* Initialize (RS) */
|
||||
|
||||
#define CSR0_CLRALL 0x7f00 /* mask for all clearable bits */
|
||||
|
||||
/*
|
||||
* Control and Status Register 3 (CSR3) bit definitions
|
||||
*
|
||||
*/
|
||||
|
||||
#define CSR3_BSWAP 0x0004 /* Byte Swap (RW) */
|
||||
#define CSR3_ACON 0x0002 /* ALE Control (RW) */
|
||||
#define CSR3_BCON 0x0001 /* Byte Control (RW) */
|
||||
|
||||
/*
|
||||
* Initialization Block Mode operation Bit Definitions.
|
||||
*/
|
||||
|
||||
#define MODE_PROM 0x8000 /* Promiscuous Mode */
|
||||
#define MODE_INTL 0x0040 /* Internal Loopback */
|
||||
#define MODE_DRTY 0x0020 /* Disable Retry */
|
||||
#define MODE_COLL 0x0010 /* Force Collision */
|
||||
#define MODE_DTCR 0x0008 /* Disable Transmit CRC) */
|
||||
#define MODE_LOOP 0x0004 /* Loopback */
|
||||
#define MODE_DTX 0x0002 /* Disable the Transmitter */
|
||||
#define MODE_DRX 0x0001 /* Disable the Receiver */
|
||||
|
||||
#define MODE_NORMAL 0x0000 /* Normal operation mode */
|
||||
|
||||
/*
|
||||
* Receive message descriptor status bit definitions.
|
||||
*/
|
||||
|
||||
#define RX_OWN 0x80 /* Owner bit 0 = host, 1 = lance */
|
||||
#define RX_ERR 0x40 /* Error Summary */
|
||||
#define RX_FRAM 0x20 /* Framing Error */
|
||||
#define RX_OFLO 0x10 /* Overflow Error */
|
||||
#define RX_CRC 0x08 /* CRC Error */
|
||||
#define RX_BUFF 0x04 /* Buffer Error */
|
||||
#define RX_STP 0x02 /* Start of Packet */
|
||||
#define RX_ENP 0x01 /* End of Packet */
|
||||
|
||||
|
||||
/*
|
||||
* Transmit message descriptor status bit definitions.
|
||||
*/
|
||||
|
||||
#define TX_OWN 0x80 /* Owner bit 0 = host, 1 = lance */
|
||||
#define TX_ERR 0x40 /* Error Summary */
|
||||
#define TX_MORE 0x10 /* More the 1 retry needed to Xmit */
|
||||
#define TX_ONE 0x08 /* One retry needed to Xmit */
|
||||
#define TX_DEF 0x04 /* Deferred */
|
||||
#define TX_STP 0x02 /* Start of Packet */
|
||||
#define TX_ENP 0x01 /* End of Packet */
|
||||
|
||||
/*
|
||||
* Transmit status (2) (valid if TX_ERR == 1)
|
||||
*/
|
||||
|
||||
#define TX_BUFF 0x8000 /* Buffering error (no ENP) */
|
||||
#define TX_UFLO 0x4000 /* Underflow (late memory) */
|
||||
#define TX_LCOL 0x1000 /* Late collision */
|
||||
#define TX_LCAR 0x0400 /* Loss of Carrier */
|
||||
#define TX_RTRY 0x0200 /* Failed after 16 retransmissions */
|
||||
#define TX_TDR 0x003f /* Time-domain-reflectometer-value */
|
||||
|
||||
|
||||
/*
|
||||
* Structures used for Communication with the LANCE
|
||||
*/
|
||||
|
||||
/* LANCE Initialize Block */
|
||||
|
||||
struct init_block
|
||||
{
|
||||
unsigned short mode; /* Mode Register */
|
||||
unsigned char paddr[6]; /* Physical Address (MAC) */
|
||||
unsigned char laddr[8]; /* Logical Filter Address (not used) */
|
||||
unsigned int rdrp; /* Receive Descriptor Ring pointer */
|
||||
unsigned int tdrp; /* Transmit Descriptor Ring pointer */
|
||||
};
|
||||
|
||||
|
||||
/* Receive Message Descriptor Entry */
|
||||
|
||||
struct rmd
|
||||
{
|
||||
union
|
||||
{
|
||||
unsigned long buffer; /* Address of buffer */
|
||||
struct
|
||||
{
|
||||
unsigned char unused[3];
|
||||
unsigned volatile char status; /* Status Bits */
|
||||
} s;
|
||||
} u;
|
||||
volatile short blen; /* Buffer Length (two's complement) */
|
||||
unsigned short mlen; /* Message Byte Count */
|
||||
};
|
||||
|
||||
|
||||
/* Transmit Message Descriptor Entry */
|
||||
|
||||
struct tmd
|
||||
{
|
||||
union
|
||||
{
|
||||
unsigned long buffer; /* Address of buffer */
|
||||
struct
|
||||
{
|
||||
unsigned char unused[3];
|
||||
unsigned volatile char status; /* Status Bits */
|
||||
} s;
|
||||
} u;
|
||||
unsigned short blen; /* Buffer Length (two's complement) */
|
||||
unsigned volatile short status2; /* Error Status Bits */
|
||||
};
|
||||
|
||||
#endif /* End of SK_G16_H */
|
||||
Loading…
Reference in New Issue