__initfunc(static void
ether3_get_dev(struct device *dev, struct expansion_card *ec))
{
ecard_claim(ec);
dev->base_addr = ecard_address(ec, ECARD_MEMC, 0);
dev->irq = ec->irq;
if (ec->cid.manufacturer == MANU_ANT &&
ec->cid.product == PROD_ANT_ETHERB) {
dev->base_addr += 0x200;
}
ec->irqaddr = (volatile unsigned char *)ioaddr(dev->base_addr);
ec->irqmask = 0xf0;
ether3_addr(dev->dev_addr, ec);
}
static int
powertecscsi_probe(struct expansion_card *ec)
{
struct Scsi_Host *host;
struct powertec_info *info;
unsigned long base;
int ret;
base = ecard_address(ec, ECARD_IOC, ECARD_FAST);
request_region(base + POWERTEC_FAS216_OFFSET,
16 << POWERTEC_FAS216_SHIFT, "powertec2-fas");
host = scsi_register(&powertecscsi_template,
sizeof (struct powertec_info));
if (!host) {
ret = -ENOMEM;
goto out_region;
}
host->io_port = base;
host->irq = ec->irq;
host->dma_channel = ec->dma;
ec->irqaddr = (unsigned char *)ioaddr(base + POWERTEC_INTR_STATUS);
ec->irqmask = POWERTEC_INTR_BIT;
ec->irq_data = (void *)(base + POWERTEC_INTR_CONTROL);
ec->ops = (expansioncard_ops_t *)&powertecscsi_ops;
info = (struct powertec_info *)host->hostdata;
info->ec = ec;
info->term_port = base + POWERTEC_TERM_CONTROL;
powertecscsi_terminator_ctl(host, term[ec->slot_no]);
info->info.scsi.io_port = host->io_port + POWERTEC_FAS216_OFFSET;
info->info.scsi.io_shift = POWERTEC_FAS216_SHIFT;
info->info.scsi.irq = host->irq;
info->info.ifcfg.clockrate = 40; /* MHz */
info->info.ifcfg.select_timeout = 255;
info->info.ifcfg.asyncperiod = 200; /* ns */
info->info.ifcfg.sync_max_depth = 7;
info->info.ifcfg.cntl3 = CNTL3_BS8 | CNTL3_FASTSCSI | CNTL3_FASTCLK;
info->info.ifcfg.disconnect_ok = 1;
info->info.ifcfg.wide_max_size = 0;
info->info.ifcfg.capabilities = 0;
info->info.dma.setup = powertecscsi_dma_setup;
info->info.dma.pseudo = NULL;
info->info.dma.stop = powertecscsi_dma_stop;
ret = fas216_init(host);
if (ret)
goto out_free;
ret = request_irq(host->irq, powertecscsi_intr,
SA_INTERRUPT, "powertec", &info->info);
if (ret) {
printk("scsi%d: IRQ%d not free: %d\n",
host->host_no, host->irq, ret);
goto out_release;
}
if (host->dma_channel != NO_DMA) {
if (request_dma(host->dma_channel, "powertec")) {
printk("scsi%d: DMA%d not free, using PIO\n",
host->host_no, host->dma_channel);
host->dma_channel = NO_DMA;
} else {
set_dma_speed(host->dma_channel, 180);
info->info.ifcfg.capabilities |= FASCAP_DMA;
}
}
ret = fas216_add(host);
if (ret == 0)
goto out;
if (host->dma_channel != NO_DMA)
free_dma(host->dma_channel);
free_irq(host->irq, host);
out_release:
fas216_release(host);
out_free:
scsi_unregister(host);
out_region:
release_region(base + POWERTEC_FAS216_OFFSET,
16 << POWERTEC_FAS216_SHIFT);
out:
return ret;
}
static inline int
NCR5380_pwrite(struct Scsi_Host *instance, unsigned char *addr, int len)
{
int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl;
int oldctrl = *ctrl;
unsigned long *laddr;
#ifdef NOT_EFFICIENT
int iobase = instance->io_port;
int dma_io = iobase & ~(0x3C0000>>2);
#else
volatile unsigned char *iobase = (unsigned char *)ioaddr(instance->io_port);
volatile unsigned char *dma_io = (unsigned char *)((int)iobase & ~0x3C0000);
#endif
if(!len) return 0;
CTRL(iobase, 0x02);
laddr = (unsigned long *)addr;
while(len >= 32)
{
int status;
unsigned long v;
status = STAT(iobase);
if(status & 0x80)
goto end;
if(!(status & 0x40))
continue;
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io);
len -= 32;
if(len == 0)
break;
}
addr = (unsigned char *)laddr;
CTRL(iobase, 0x12);
while(len > 0)
{
int status;
status = STAT(iobase);
if(status & 0x80)
goto end;
if(status & 0x40)
{
OUT(*addr++, dma_io);
if(--len == 0)
break;
}
status = STAT(iobase);
if(status & 0x80)
goto end;
if(status & 0x40)
{
OUT(*addr++, dma_io);
if(--len == 0)
break;
}
}
end:
CTRL(iobase, oldctrl|0x40);
return len;
}
/* Prototype: int powertecscsi_detect(Scsi_Host_Template * tpnt)
* Purpose : initialises PowerTec SCSI driver
* Params : tpnt - template for this SCSI adapter
* Returns : >0 if host found, 0 otherwise.
*/
int
powertecscsi_detect(Scsi_Host_Template *tpnt)
{
static const card_ids powertecscsi_cids[] =
{ POWERTECSCSI_LIST, { 0xffff, 0xffff} };
int count = 0;
struct Scsi_Host *host;
tpnt->proc_dir = &proc_scsi_powertec;
memset(ecs, 0, sizeof (ecs));
ecard_startfind();
while (1) {
PowerTecScsi_Info *info;
ecs[count] = ecard_find(0, powertecscsi_cids);
if (!ecs[count])
break;
ecard_claim(ecs[count]);
host = scsi_register(tpnt, sizeof (PowerTecScsi_Info));
if (!host) {
ecard_release(ecs[count]);
break;
}
host->io_port = ecard_address(ecs[count], ECARD_IOC, ECARD_FAST);
host->irq = ecs[count]->irq;
host->dma_channel = ecs[count]->dma;
info = (PowerTecScsi_Info *)host->hostdata;
info->control.term_port = host->io_port + POWERTEC_TERM_CONTROL;
info->control.terms = term[count] ? POWERTEC_TERM_ENABLE : 0;
powertecscsi_terminator_ctl(host, info->control.terms);
info->info.scsi.io_port =
host->io_port + POWERTEC_FAS216_OFFSET;
info->info.scsi.io_shift= POWERTEC_FAS216_SHIFT;
info->info.scsi.irq = host->irq;
info->info.ifcfg.clockrate = POWERTEC_XTALFREQ;
info->info.ifcfg.select_timeout = 255;
info->info.ifcfg.asyncperiod = POWERTEC_ASYNC_PERIOD;
info->info.ifcfg.sync_max_depth = POWERTEC_SYNC_DEPTH;
info->info.ifcfg.cntl3 = /*CNTL3_BS8 |*/ CNTL3_FASTSCSI | CNTL3_FASTCLK;
info->info.ifcfg.disconnect_ok = 1;
info->info.ifcfg.wide_max_size = 0;
info->info.dma.setup = powertecscsi_dma_setup;
info->info.dma.pseudo = NULL;
info->info.dma.stop = powertecscsi_dma_stop;
ecs[count]->irqaddr = (unsigned char *)
ioaddr(host->io_port + POWERTEC_INTR_STATUS);
ecs[count]->irqmask = POWERTEC_INTR_BIT;
ecs[count]->irq_data = (void *)
(host->io_port + POWERTEC_INTR_CONTROL);
ecs[count]->ops = (expansioncard_ops_t *)&powertecscsi_ops;
request_region(host->io_port + POWERTEC_FAS216_OFFSET,
16 << POWERTEC_FAS216_SHIFT, "powertec2-fas");
if (host->irq != NO_IRQ &&
request_irq(host->irq, powertecscsi_intr,
SA_INTERRUPT, "powertec", host)) {
printk("scsi%d: IRQ%d not free, interrupts disabled\n",
host->host_no, host->irq);
host->irq = NO_IRQ;
info->info.scsi.irq = NO_IRQ;
}
if (host->dma_channel != NO_DMA &&
request_dma(host->dma_channel, "powertec")) {
printk("scsi%d: DMA%d not free, DMA disabled\n",
host->host_no, host->dma_channel);
host->dma_channel = NO_DMA;
}
fas216_init(host);
++count;
}
return count;
}
/*
* Probe for an expansion card.
*
* If bit 1 of the first byte of the card is set, then the
* card does not exist.
*/
static int __init
ecard_probe(int slot, card_type_t type)
{
ecard_t **ecp;
ecard_t *ec;
struct ex_ecid cid;
int i, rc = -ENOMEM;
ec = kmalloc(sizeof(ecard_t), GFP_KERNEL);
if (!ec)
goto nomem;
memset(ec, 0, sizeof(ecard_t));
ec->slot_no = slot;
ec->type = type;
ec->irq = NO_IRQ;
ec->fiq = NO_IRQ;
ec->dma = NO_DMA;
ec->card_desc = NULL;
ec->ops = &ecard_default_ops;
rc = -ENODEV;
if ((ec->podaddr = ecard_address(ec, type, ECARD_SYNC)) == 0)
goto nodev;
cid.r_zero = 1;
ecard_readbytes(&cid, ec, 0, 16, 0);
if (cid.r_zero)
goto nodev;
ec->cid.id = cid.r_id;
ec->cid.cd = cid.r_cd;
ec->cid.is = cid.r_is;
ec->cid.w = cid.r_w;
ec->cid.manufacturer = ecard_getu16(cid.r_manu);
ec->cid.product = ecard_getu16(cid.r_prod);
ec->cid.country = cid.r_country;
ec->cid.irqmask = cid.r_irqmask;
ec->cid.irqoff = ecard_gets24(cid.r_irqoff);
ec->cid.fiqmask = cid.r_fiqmask;
ec->cid.fiqoff = ecard_gets24(cid.r_fiqoff);
ec->fiqaddr =
ec->irqaddr = (unsigned char *)ioaddr(ec->podaddr);
if (ec->cid.is) {
ec->irqmask = ec->cid.irqmask;
ec->irqaddr += ec->cid.irqoff;
ec->fiqmask = ec->cid.fiqmask;
ec->fiqaddr += ec->cid.fiqoff;
} else {
ec->irqmask = 1;
ec->fiqmask = 4;
}
for (i = 0; i < sizeof(blacklist) / sizeof(*blacklist); i++)
if (blacklist[i].manufacturer == ec->cid.manufacturer &&
blacklist[i].product == ec->cid.product) {
ec->card_desc = blacklist[i].type;
break;
}
snprintf(ec->dev.bus_id, sizeof(ec->dev.bus_id), "ecard%d", slot);
ec->dev.parent = NULL;
ec->dev.bus = &ecard_bus_type;
ec->dev.dma_mask = &ec->dma_mask;
ec->dma_mask = (u64)0xffffffff;
ecard_init_resources(ec);
/*
* hook the interrupt handlers
*/
ec->irq = 32 + slot;
set_irq_chip(ec->irq, &ecard_chip);
set_irq_handler(ec->irq, do_level_IRQ);
set_irq_flags(ec->irq, IRQF_VALID);
for (ecp = &cards; *ecp; ecp = &(*ecp)->next);
*ecp = ec;
slot_to_expcard[slot] = ec;
device_register(&ec->dev);
device_create_file(&ec->dev, &dev_attr_dma);
device_create_file(&ec->dev, &dev_attr_irq);
device_create_file(&ec->dev, &dev_attr_resource);
device_create_file(&ec->dev, &dev_attr_vendor);
device_create_file(&ec->dev, &dev_attr_device);
return 0;
nodev:
kfree(ec);
nomem:
return rc;
}
