struct net_device * __init mac8390_probe(int unit) { struct net_device *dev; volatile unsigned short *i; int version_disp = 0; struct nubus_dev * ndev = NULL; int err = -ENODEV; struct nubus_dir dir; struct nubus_dirent ent; int offset; static unsigned int slots; enum mac8390_type cardtype; /* probably should check for Nubus instead */ if (!MACH_IS_MAC) return ERR_PTR(-ENODEV); dev = alloc_ei_netdev(); if (!dev) return ERR_PTR(-ENOMEM); if (unit >= 0) sprintf(dev->name, "eth%d", unit); while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, NUBUS_TYPE_ETHERNET, ndev))) { /* Have we seen it already? */ if (slots & (1<<ndev->board->slot)) continue; slots |= 1<<ndev->board->slot; if ((cardtype = mac8390_ident(ndev)) == MAC8390_NONE) continue; if (version_disp == 0) { version_disp = 1; printk(version); } dev->irq = SLOT2IRQ(ndev->board->slot); /* This is getting to be a habit */ dev->base_addr = ndev->board->slot_addr | ((ndev->board->slot&0xf) << 20); /* Get some Nubus info - we will trust the card's idea of where its memory and registers are. */ if (nubus_get_func_dir(ndev, &dir) == -1) { printk(KERN_ERR "%s: Unable to get Nubus functional" " directory for slot %X!\n", dev->name, ndev->board->slot); continue; } /* Get the MAC address */ if ((nubus_find_rsrc(&dir, NUBUS_RESID_MAC_ADDRESS, &ent)) == -1) { printk(KERN_INFO "%s: Couldn't get MAC address!\n", dev->name); continue; } else { nubus_get_rsrc_mem(dev->dev_addr, &ent, 6); } if (useresources[cardtype] == 1) { nubus_rewinddir(&dir); if (nubus_find_rsrc(&dir, NUBUS_RESID_MINOR_BASEOS, &ent) == -1) { printk(KERN_ERR "%s: Memory offset resource" " for slot %X not found!\n", dev->name, ndev->board->slot); continue; } nubus_get_rsrc_mem(&offset, &ent, 4); dev->mem_start = dev->base_addr + offset; /* yes, this is how the Apple driver does it */ dev->base_addr = dev->mem_start + 0x10000; nubus_rewinddir(&dir); if (nubus_find_rsrc(&dir, NUBUS_RESID_MINOR_LENGTH, &ent) == -1) { printk(KERN_INFO "%s: Memory length resource" " for slot %X not found" ", probing\n", dev->name, ndev->board->slot); offset = mac8390_memsize(dev->mem_start); } else { nubus_get_rsrc_mem(&offset, &ent, 4); } dev->mem_end = dev->mem_start + offset; } else { switch (cardtype) { case MAC8390_KINETICS: case MAC8390_DAYNA: /* it's the same */ dev->base_addr = (int)(ndev->board->slot_addr + DAYNA_8390_BASE); dev->mem_start = (int)(ndev->board->slot_addr + DAYNA_8390_MEM); dev->mem_end = dev->mem_start + mac8390_memsize(dev->mem_start); break; case MAC8390_INTERLAN: dev->base_addr = (int)(ndev->board->slot_addr + INTERLAN_8390_BASE); dev->mem_start = (int)(ndev->board->slot_addr + INTERLAN_8390_MEM); dev->mem_end = dev->mem_start + mac8390_memsize(dev->mem_start); break; case MAC8390_CABLETRON: dev->base_addr = (int)(ndev->board->slot_addr + CABLETRON_8390_BASE); dev->mem_start = (int)(ndev->board->slot_addr + CABLETRON_8390_MEM); /* The base address is unreadable if 0x00 * has been written to the command register * Reset the chip by writing E8390_NODMA + * E8390_PAGE0 + E8390_STOP just to be * sure */ i = (void *)dev->base_addr; *i = 0x21; dev->mem_end = dev->mem_start + mac8390_memsize(dev->mem_start); break; default: printk(KERN_ERR "Card type %s is" " unsupported, sorry\n", ndev->board->name); continue; } } /* Do the nasty 8390 stuff */ if (!mac8390_initdev(dev, ndev, cardtype)) break; } if (!ndev) goto out; err = register_netdev(dev); if (err) goto out; return dev; out: free_netdev(dev); return ERR_PTR(err); }
static int __devinit mac_nubus_sonic_probe(struct net_device *dev) { static int slots; struct nubus_dev* ndev = NULL; struct sonic_local* lp = netdev_priv(dev); unsigned long base_addr, prom_addr; u16 sonic_dcr; int id = -1; int reg_offset, dma_bitmode; while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, NUBUS_TYPE_ETHERNET, ndev)) != NULL) { if (slots & (1<<ndev->board->slot)) continue; slots |= 1<<ndev->board->slot; if ((id = macsonic_ident(ndev)) != -1) break; } if (ndev == NULL) return -ENODEV; switch (id) { case MACSONIC_DUODOCK: base_addr = ndev->board->slot_addr + DUODOCK_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + DUODOCK_SONIC_PROM_BASE; sonic_dcr = SONIC_DCR_EXBUS | SONIC_DCR_RFT0 | SONIC_DCR_RFT1 | SONIC_DCR_TFT0; reg_offset = 2; dma_bitmode = SONIC_BITMODE32; break; case MACSONIC_APPLE: base_addr = ndev->board->slot_addr + APPLE_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + APPLE_SONIC_PROM_BASE; sonic_dcr = SONIC_DCR_BMS | SONIC_DCR_RFT1 | SONIC_DCR_TFT0; reg_offset = 0; dma_bitmode = SONIC_BITMODE32; break; case MACSONIC_APPLE16: base_addr = ndev->board->slot_addr + APPLE_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + APPLE_SONIC_PROM_BASE; sonic_dcr = SONIC_DCR_EXBUS | SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | SONIC_DCR_PO1 | SONIC_DCR_BMS; reg_offset = 0; dma_bitmode = SONIC_BITMODE16; break; case MACSONIC_DAYNALINK: base_addr = ndev->board->slot_addr + APPLE_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + DAYNALINK_PROM_BASE; sonic_dcr = SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | SONIC_DCR_PO1 | SONIC_DCR_BMS; reg_offset = 0; dma_bitmode = SONIC_BITMODE16; break; case MACSONIC_DAYNA: base_addr = ndev->board->slot_addr + DAYNA_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + DAYNA_SONIC_MAC_ADDR; sonic_dcr = SONIC_DCR_BMS | SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | SONIC_DCR_PO1; reg_offset = 0; dma_bitmode = SONIC_BITMODE16; break; default: printk(KERN_ERR "macsonic: WTF, id is %d\n", id); return -ENODEV; } dev->base_addr = base_addr; lp->reg_offset = reg_offset; lp->dma_bitmode = dma_bitmode; dev->irq = SLOT2IRQ(ndev->board->slot); if (!sonic_version_printed) { printk(KERN_INFO "%s", version); sonic_version_printed = 1; } printk(KERN_INFO "%s: %s in slot %X\n", dev_name(lp->device), ndev->board->name, ndev->board->slot); printk(KERN_INFO "%s: revision 0x%04x, using %d bit DMA and register offset %d\n", dev_name(lp->device), SONIC_READ(SONIC_SR), dma_bitmode?32:16, reg_offset); #if 0 printk(KERN_INFO "%s: DCR: 0x%04x, DCR2: 0x%04x\n", dev_name(lp->device), SONIC_READ(SONIC_DCR) & 0xffff, SONIC_READ(SONIC_DCR2) & 0xffff); #endif SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); SONIC_WRITE(SONIC_DCR, sonic_dcr | (dma_bitmode ? SONIC_DCR_DW : 0)); SONIC_WRITE(SONIC_DCR2, 0); SONIC_WRITE(SONIC_IMR, 0); SONIC_WRITE(SONIC_ISR, 0x7fff); if (mac_nubus_sonic_ethernet_addr(dev, prom_addr, id) != 0) return -ENODEV; return macsonic_init(dev); }