int get_prom(u8* mac_addr, u8* base_addr)
{
u8 prom[32];
int i, j;
struct {
u_char value, offset;
} program_seq[] = {
{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
{0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */
{0x00, EN0_RCNTLO}, /* Clear the count regs. */
{0x00, EN0_RCNTHI},
{0x00, EN0_IMR}, /* Mask completion irq. */
{0xFF, EN0_ISR},
{E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */
{E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */
{32, EN0_RCNTLO},
{0x00, EN0_RCNTHI},
{0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */
{0x00, EN0_RSARHI},
{E8390_RREAD+E8390_START, E8390_CMD},
};
PRINTK ("trying to get MAC via prom reading\n");
pcnet_reset_8390 (base_addr);
mdelay (10);
for (i = 0; i < sizeof (program_seq) / sizeof (program_seq[0]); i++)
n2k_outb (program_seq[i].value, program_seq[i].offset);
PRINTK ("PROM:");
for (i = 0; i < 32; i++) {
prom[i] = n2k_inb (PCNET_DATAPORT);
PRINTK (" %02x", prom[i]);
}
PRINTK ("\n");
for (i = 0; i < NR_INFO; i++) {
if ((prom[0] == hw_info[i].a0) &&
(prom[2] == hw_info[i].a1) &&
(prom[4] == hw_info[i].a2)) {
PRINTK ("matched board %d\n", i);
break;
}
}
if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) {
PRINTK ("on exit i is %d/%ld\n", i, NR_INFO);
PRINTK ("MAC address is ");
for (j = 0; j < 6; j++) {
mac_addr[j] = prom[j << 1];
PRINTK ("%02x:", mac_addr[i]);
}
PRINTK ("\n");
return (i < NR_INFO) ? i : 0;
}
return 0;
}
int get_prom(struct nic_priv_data *dp, u8* mac_addr)
{
u8 prom[32];
int i, j;
struct {
unsigned char value, offset;
} program_seq[] = {
{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
{0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */
{0x00, EN0_RCNTLO}, /* Clear the count regs. */
{0x00, EN0_RCNTHI},
{0x00, EN0_IMR}, /* Mask completion irq. */
{0xFF, EN0_ISR},
{E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */
{E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */
{32, EN0_RCNTLO},
{0x00, EN0_RCNTHI},
{0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */
{0x00, EN0_RSARHI},
{E8390_RREAD+E8390_START, E8390_CMD},
};
pcnet_reset_8390(dp);
for (i = 0; i < sizeof (program_seq) / sizeof (program_seq[0]); i++)
n2k_outb (dp, program_seq[i].value, program_seq[i].offset);
for (i = 0; i < 32; i++) {
prom[i] = n2k_inb (dp, PCNET_DATAPORT);
}
for (i = 0;; i++) {
if (hw_info[i].dev_name == NULL) break;
if ((prom[0] == hw_info[i].a0) &&
(prom[2] == hw_info[i].a1) &&
(prom[4] == hw_info[i].a2)) {
vmm_printf("%s detected.\n", hw_info[i].dev_name);
break;
}
}
if ((prom[28] == 0x57) && (prom[30] == 0x57)) {
vmm_printf ("MAC address is ");
for (j = 0; j < 6; j++) {
if (j) vmm_printf(":");
mac_addr[j] = prom[j << 1];
vmm_printf ("%02x", mac_addr[j]);
}
vmm_printf ("\n");
}
return VMM_OK;
}
static int pcnet_resume(struct pcmcia_device *link)
{
struct net_device *dev = link->priv;
if (link->open) {
pcnet_reset_8390(dev);
NS8390_init(dev, 1);
netif_device_attach(dev);
}
return 0;
}
static hw_info_t *get_prom(struct pcmcia_device *link)
{
struct net_device *dev = link->priv;
unsigned int ioaddr = dev->base_addr;
u_char prom[32];
int i, j;
/* This is lifted straight from drivers/net/ethernet/8390/ne.c */
struct {
u_char value, offset;
} program_seq[] = {
{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
{0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */
{0x00, EN0_RCNTLO}, /* Clear the count regs. */
{0x00, EN0_RCNTHI},
{0x00, EN0_IMR}, /* Mask completion irq. */
{0xFF, EN0_ISR},
{E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */
{E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */
{32, EN0_RCNTLO},
{0x00, EN0_RCNTHI},
{0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */
{0x00, EN0_RSARHI},
{E8390_RREAD+E8390_START, E8390_CMD},
};
pcnet_reset_8390(dev);
mdelay(10);
for (i = 0; i < ARRAY_SIZE(program_seq); i++)
outb_p(program_seq[i].value, ioaddr + program_seq[i].offset);
for (i = 0; i < 32; i++)
prom[i] = inb(ioaddr + PCNET_DATAPORT);
for (i = 0; i < NR_INFO; i++) {
if ((prom[0] == hw_info[i].a0) &&
(prom[2] == hw_info[i].a1) &&
(prom[4] == hw_info[i].a2))
break;
}
if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) {
for (j = 0; j < 6; j++)
dev->dev_addr[j] = prom[j<<1];
return (i < NR_INFO) ? hw_info+i : &default_info;
}
return NULL;
} /* get_prom */
static void dma_block_output(struct net_device *dev, int count,
const u_char *buf, const int start_page)
{
unsigned int nic_base = dev->base_addr;
pcnet_dev_t *info = PRIV(dev);
#ifdef PCMCIA_DEBUG
int retries = 0;
#endif
u_long dma_start;
#ifdef PCMCIA_DEBUG
if (ei_debug > 4)
netdev_dbg(dev, "[bo=%d]\n", count);
#endif
/* Round the count up for word writes. Do we need to do this?
What effect will an odd byte count have on the 8390?
I should check someday. */
if (count & 0x01)
count++;
if (ei_status.dmaing) {
netdev_notice(dev, "DMAing conflict in dma_block_output."
"[DMAstat:%1x][irqlock:%1x]\n",
ei_status.dmaing, ei_status.irqlock);
return;
}
ei_status.dmaing |= 0x01;
/* We should already be in page 0, but to be safe... */
outb_p(E8390_PAGE0+E8390_START+E8390_NODMA, nic_base+PCNET_CMD);
#ifdef PCMCIA_DEBUG
retry:
#endif
outb_p(ENISR_RDC, nic_base + EN0_ISR);
/* Now the normal output. */
outb_p(count & 0xff, nic_base + EN0_RCNTLO);
outb_p(count >> 8, nic_base + EN0_RCNTHI);
outb_p(0x00, nic_base + EN0_RSARLO);
outb_p(start_page, nic_base + EN0_RSARHI);
outb_p(E8390_RWRITE+E8390_START, nic_base + PCNET_CMD);
outsw(nic_base + PCNET_DATAPORT, buf, count>>1);
dma_start = jiffies;
#ifdef PCMCIA_DEBUG
/* This was for the ALPHA version only, but enough people have been
encountering problems that it is still here. */
if (ei_debug > 4) { /* DMA termination address check... */
int addr, tries = 20;
do {
int high = inb_p(nic_base + EN0_RSARHI);
int low = inb_p(nic_base + EN0_RSARLO);
addr = (high << 8) + low;
if ((start_page << 8) + count == addr)
break;
} while (--tries > 0);
if (tries <= 0) {
netdev_notice(dev, "Tx packet transfer address mismatch,"
"%#4.4x (expected) vs. %#4.4x (actual).\n",
(start_page << 8) + count, addr);
if (retries++ == 0)
goto retry;
}
}
#endif
while ((inb_p(nic_base + EN0_ISR) & ENISR_RDC) == 0)
if (time_after(jiffies, dma_start + PCNET_RDC_TIMEOUT)) {
netdev_notice(dev, "timeout waiting for Tx RDC.\n");
pcnet_reset_8390(dev);
NS8390_init(dev, 1);
break;
}
outb_p(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */
if (info->flags & DELAY_OUTPUT)
udelay((long)delay_time);
ei_status.dmaing &= ~0x01;
}
