Version history:
1.00 Public release. cosmetic changes (no warnings now)
0.68 Turning per- packet,interrupt debug messages off - testing for release.
Version history:
1.00 Public release. cosmetic changes (no warnings now)
0.68 Turning per- packet,interrupt debug messages off - testing for release.
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/bitops.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/bitops.h>
static int seeq8005_open(struct net_device *dev);
static void seeq8005_timeout(struct net_device *dev);
static int seeq8005_send_packet(struct sk_buff *skb, struct net_device *dev);
static int seeq8005_open(struct net_device *dev);
static void seeq8005_timeout(struct net_device *dev);
static int seeq8005_send_packet(struct sk_buff *skb, struct net_device *dev);
static void seeq8005_rx(struct net_device *dev);
static int seeq8005_close(struct net_device *dev);
static struct net_device_stats *seeq8005_get_stats(struct net_device *dev);
static void seeq8005_rx(struct net_device *dev);
static int seeq8005_close(struct net_device *dev);
static struct net_device_stats *seeq8005_get_stats(struct net_device *dev);
extern void seeq8005_init(struct net_device *dev, int startp);
static inline void wait_for_buffer(struct net_device *dev);
extern void seeq8005_init(struct net_device *dev, int startp);
static inline void wait_for_buffer(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.
/* 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.
old_cfg2 = inw(SEEQ_CFG2); /* read CFG2 register */
old_cfg1 = inw(SEEQ_CFG1);
old_dmaar = inw(SEEQ_DMAAR);
old_cfg2 = inw(SEEQ_CFG2); /* read CFG2 register */
old_cfg1 = inw(SEEQ_CFG1);
old_dmaar = inw(SEEQ_DMAAR);
if (net_debug>4) {
printk("seeq8005: stat = 0x%04x\n",old_stat);
printk("seeq8005: cfg1 = 0x%04x\n",old_cfg1);
if (net_debug>4) {
printk("seeq8005: stat = 0x%04x\n",old_stat);
printk("seeq8005: cfg1 = 0x%04x\n",old_cfg1);
printk("seeq8005: raer = 0x%04x\n",old_rear);
printk("seeq8005: dmaar= 0x%04x\n",old_dmaar);
}
printk("seeq8005: raer = 0x%04x\n",old_rear);
printk("seeq8005: dmaar= 0x%04x\n",old_dmaar);
}
outw( SEEQCMD_FIFO_WRITE | SEEQCMD_SET_ALL_OFF, SEEQ_CMD); /* setup for reading PROM */
outw( 0, SEEQ_DMAAR); /* set starting PROM address */
outw( SEEQCFG1_BUFFER_PROM, SEEQ_CFG1); /* set buffer to look at PROM */
outw( SEEQCMD_FIFO_WRITE | SEEQCMD_SET_ALL_OFF, SEEQ_CMD); /* setup for reading PROM */
outw( 0, SEEQ_DMAAR); /* set starting PROM address */
outw( SEEQCFG1_BUFFER_PROM, SEEQ_CFG1); /* set buffer to look at PROM */
outw( SEEQCFG2_RESET, SEEQ_CFG2); /* reset the card */
udelay(5);
outw( SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( SEEQCFG2_RESET, SEEQ_CFG2); /* reset the card */
udelay(5);
outw( SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
; /* Do nothing: a user-level program will set it. */
else if (dev->irq < 2) { /* "Auto-IRQ" */
unsigned long cookie = probe_irq_on();
; /* Do nothing: a user-level program will set it. */
else if (dev->irq < 2) { /* "Auto-IRQ" */
unsigned long cookie = probe_irq_on();
outw( SEEQCMD_RX_INT_EN | SEEQCMD_SET_RX_ON | SEEQCMD_SET_RX_OFF, SEEQ_CMD );
dev->irq = probe_irq_off(cookie);
outw( SEEQCMD_RX_INT_EN | SEEQCMD_SET_RX_ON | SEEQCMD_SET_RX_OFF, SEEQ_CMD );
dev->irq = probe_irq_off(cookie);
if (net_debug >= 2)
printk(" autoirq is %d\n", dev->irq);
} else if (dev->irq == 2)
/* Fixup for users that don't know that IRQ 2 is really IRQ 9,
if (net_debug >= 2)
printk(" autoirq is %d\n", dev->irq);
} else if (dev->irq == 2)
/* Fixup for users that don't know that IRQ 2 is really IRQ 9,
/* Open/initialize the board. This is called (in the current kernel)
sometime after booting when the 'ifconfig' program is run.
/* Open/initialize the board. This is called (in the current kernel)
sometime after booting when the 'ifconfig' program is run.
if ( (status & SEEQSTAT_WINDOW_INT) == SEEQSTAT_WINDOW_INT)
outw( SEEQCMD_WINDOW_INT_ACK | (status & SEEQCMD_INT_MASK), SEEQ_CMD);
}
if ( (status & SEEQSTAT_WINDOW_INT) == SEEQSTAT_WINDOW_INT)
outw( SEEQCMD_WINDOW_INT_ACK | (status & SEEQCMD_INT_MASK), SEEQ_CMD);
}
if (net_debug >2) {
printk("%s: int, status=0x%04x\n",dev->name,status);
}
if (net_debug >2) {
printk("%s: int, status=0x%04x\n",dev->name,status);
}
if (status & SEEQSTAT_WINDOW_INT) {
handled = 1;
outw( SEEQCMD_WINDOW_INT_ACK | (status & SEEQCMD_INT_MASK), SEEQ_CMD);
if (status & SEEQSTAT_WINDOW_INT) {
handled = 1;
outw( SEEQCMD_WINDOW_INT_ACK | (status & SEEQCMD_INT_MASK), SEEQ_CMD);
if (net_debug>2) {
printk("%s: 0x%04x recv next=0x%04x, hdr=0x%04x\n",dev->name,lp->receive_ptr,next_packet,pkt_hdr);
}
if (net_debug>2) {
printk("%s: 0x%04x recv next=0x%04x, hdr=0x%04x\n",dev->name,lp->receive_ptr,next_packet,pkt_hdr);
}
if ((next_packet == 0) || ((pkt_hdr & SEEQPKTH_CHAIN)==0)) { /* Read all the frames? */
return; /* Done for now */
}
if ((next_packet == 0) || ((pkt_hdr & SEEQPKTH_CHAIN)==0)) { /* Read all the frames? */
return; /* Done for now */
}
if (next_packet < lp->receive_ptr) {
pkt_len = (next_packet + 0x10000 - ((DEFAULT_TEA+1)<<8)) - lp->receive_ptr - 4;
} else {
pkt_len = next_packet - lp->receive_ptr - 4;
}
if (next_packet < lp->receive_ptr) {
pkt_len = (next_packet + 0x10000 - ((DEFAULT_TEA+1)<<8)) - lp->receive_ptr - 4;
} else {
pkt_len = next_packet - lp->receive_ptr - 4;
}
if (next_packet < ((DEFAULT_TEA+1)<<8)) { /* is the next_packet address sane? */
printk("%s: recv packet ring corrupt, resetting board\n",dev->name);
seeq8005_init(dev,1);
return;
}
if (next_packet < ((DEFAULT_TEA+1)<<8)) { /* is the next_packet address sane? */
printk("%s: recv packet ring corrupt, resetting board\n",dev->name);
seeq8005_init(dev,1);
return;
}
skb->dev = dev;
skb_reserve(skb, 2); /* align data on 16 byte */
buf = skb_put(skb,pkt_len);
skb->dev = dev;
skb_reserve(skb, 2); /* align data on 16 byte */
buf = skb_put(skb,pkt_len);
/* Flush the Tx and disable Rx here. */
outw( SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
/* Flush the Tx and disable Rx here. */
outw( SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
if (num_addrs) { /* Enable promiscuous mode */
outw( (inw(SEEQ_CFG1) & ~SEEQCFG1_MATCH_MASK)| SEEQCFG1_MATCH_ALL, SEEQ_CFG1);
dev->flags|=IFF_PROMISC;
if (num_addrs) { /* Enable promiscuous mode */
outw( (inw(SEEQ_CFG1) & ~SEEQCFG1_MATCH_MASK)| SEEQCFG1_MATCH_ALL, SEEQ_CFG1);
dev->flags|=IFF_PROMISC;
outw( SEEQCMD_FIFO_WRITE | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( 0, SEEQ_DMAAR); /* load start address into both low and high byte */
/* wait_for_buffer(dev); */ /* I think that you only need a wait for memory buffer */
outw( SEEQCFG1_BUFFER_MAC0, SEEQ_CFG1);
outw( SEEQCMD_FIFO_WRITE | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( 0, SEEQ_DMAAR); /* load start address into both low and high byte */
/* wait_for_buffer(dev); */ /* I think that you only need a wait for memory buffer */
outw( SEEQCFG1_BUFFER_MAC0, SEEQ_CFG1);
for(i=0;i<6;i++) { /* set Station address */
outb(dev->dev_addr[i], SEEQ_BUFFER);
udelay(2);
}
for(i=0;i<6;i++) { /* set Station address */
outb(dev->dev_addr[i], SEEQ_BUFFER);
udelay(2);
}
outw( SEEQCFG1_BUFFER_TEA, SEEQ_CFG1); /* set xmit end area pointer to 16K */
outb( DEFAULT_TEA, SEEQ_BUFFER); /* this gives us 16K of send buffer and 48K of recv buffer */
outw( SEEQCFG1_BUFFER_TEA, SEEQ_CFG1); /* set xmit end area pointer to 16K */
outb( DEFAULT_TEA, SEEQ_BUFFER); /* this gives us 16K of send buffer and 48K of recv buffer */
lp->receive_ptr = (DEFAULT_TEA+1)<<8; /* so we can find our packet_header */
outw( lp->receive_ptr, SEEQ_RPR); /* Receive Pointer Register is set to recv buffer memory */
lp->receive_ptr = (DEFAULT_TEA+1)<<8; /* so we can find our packet_header */
outw( lp->receive_ptr, SEEQ_RPR); /* Receive Pointer Register is set to recv buffer memory */
outw( SEEQCMD_FIFO_READ | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( 0, SEEQ_DMAAR);
outw( SEEQCFG1_BUFFER_MAC0, SEEQ_CFG1);
outw( SEEQCMD_FIFO_READ | SEEQCMD_SET_ALL_OFF, SEEQ_CMD);
outw( 0, SEEQ_DMAAR);
outw( SEEQCFG1_BUFFER_MAC0, SEEQ_CFG1);
outw( SEEQCFG1_MAC0_EN | SEEQCFG1_MATCH_BROAD | SEEQCFG1_BUFFER_BUFFER, SEEQ_CFG1);
outw( SEEQCFG2_AUTO_REA | SEEQCFG2_CTRLO, SEEQ_CFG2);
outw( SEEQCMD_SET_RX_ON | SEEQCMD_TX_INT_EN | SEEQCMD_RX_INT_EN, SEEQ_CMD);
outw( SEEQCFG1_MAC0_EN | SEEQCFG1_MATCH_BROAD | SEEQCFG1_BUFFER_BUFFER, SEEQ_CFG1);
outw( SEEQCFG2_AUTO_REA | SEEQCFG2_CTRLO, SEEQ_CFG2);
outw( SEEQCMD_SET_RX_ON | SEEQCMD_TX_INT_EN | SEEQCMD_RX_INT_EN, SEEQ_CMD);
printk("%s: cfg2 = 0x%04x\n",dev->name,inw(SEEQ_CFG2));
printk("%s: raer = 0x%04x\n",dev->name,inw(SEEQ_REA));
printk("%s: dmaar= 0x%04x\n",dev->name,inw(SEEQ_DMAAR));
printk("%s: cfg2 = 0x%04x\n",dev->name,inw(SEEQ_CFG2));
printk("%s: raer = 0x%04x\n",dev->name,inw(SEEQ_REA));
printk("%s: dmaar= 0x%04x\n",dev->name,inw(SEEQ_DMAAR));
/* Set FIFO to writemode and set packet-buffer address */
outw( SEEQCMD_FIFO_WRITE | (status & SEEQCMD_INT_MASK), SEEQ_CMD);
outw( transmit_ptr, SEEQ_DMAAR);
/* Set FIFO to writemode and set packet-buffer address */
outw( SEEQCMD_FIFO_WRITE | (status & SEEQCMD_INT_MASK), SEEQ_CMD);
outw( transmit_ptr, SEEQ_DMAAR);
/* output SEEQ Packet header barfage */
outw( htons(length + 4), SEEQ_BUFFER);
outw( SEEQPKTH_XMIT | SEEQPKTH_DATA_FOLLOWS | SEEQPKTH_XMIT_INT_EN, SEEQ_BUFFER );
/* output SEEQ Packet header barfage */
outw( htons(length + 4), SEEQ_BUFFER);
outw( SEEQPKTH_XMIT | SEEQPKTH_DATA_FOLLOWS | SEEQPKTH_XMIT_INT_EN, SEEQ_BUFFER );
/* set address of start of transmit chain */
outw( transmit_ptr, SEEQ_TPR);
/* set address of start of transmit chain */
outw( transmit_ptr, SEEQ_TPR);
MODULE_PARM_DESC(io, "SEEQ 8005 I/O base address");
MODULE_PARM_DESC(irq, "SEEQ 8005 IRQ number");
MODULE_PARM_DESC(io, "SEEQ 8005 I/O base address");
MODULE_PARM_DESC(irq, "SEEQ 8005 IRQ number");
{
unregister_netdev(dev_seeq);
release_region(dev_seeq->base_addr, SEEQ8005_IO_EXTENT);
{
unregister_netdev(dev_seeq);
release_region(dev_seeq->base_addr, SEEQ8005_IO_EXTENT);