/* orinoco_tmd.c 0.01 * * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a TMD7160. * * Copyright (C) 2003 Joerg Dorchain * based heavily upon orinoco_plx.c Copyright (C) 2001 Daniel Barlow * * The contents of this file are subject to the Mozilla Public License * Version 1.1 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License * at http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and * limitations under the License. * * Alternatively, the contents of this file may be used under the * terms of the GNU General Public License version 2 (the "GPL"), in * which case the provisions of the GPL are applicable instead of the * above. If you wish to allow the use of your version of this file * only under the terms of the GPL and not to allow others to use your * version of this file under the MPL, indicate your decision by * deleting the provisions above and replace them with the notice and * other provisions required by the GPL. If you do not delete the * provisions above, a recipient may use your version of this file * under either the MPL or the GPL. * Caution: this is experimental and probably buggy. For success and * failure reports for different cards and adaptors, see * orinoco_tmd_pci_id_table near the end of the file. If you have a * card we don't have the PCI id for, and looks like it should work, * drop me mail with the id and "it works"/"it doesn't work". * * Note: if everything gets detected fine but it doesn't actually send * or receive packets, your first port of call should probably be to * try newer firmware in the card. Especially if you're doing Ad-Hoc * modes * * The actual driving is done by orinoco.c, this is just resource * allocation stuff. * * This driver is modeled after the orinoco_plx driver. The main * difference is that the TMD chip has only IO port ranges and no * memory space, i.e. no access to the CIS. Compared to the PLX chip, * the io range functionalities are exchanged. * * Pheecom sells cards with the TMD chip as "ASIC version" */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "hermes.h" #include "orinoco.h" static char dev_info[] = "orinoco_tmd"; #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA | COR_FUNC_ENA) /* Enable PC card with level triggered irqs and irq requests */ static int orinoco_tmd_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { int err = 0; u32 reg, addr; struct orinoco_private *priv = NULL; unsigned long pccard_ioaddr = 0; unsigned long pccard_iolen = 0; struct net_device *dev = NULL; err = pci_enable_device(pdev); if (err) return -EIO; printk(KERN_DEBUG "TMD setup\n"); pccard_ioaddr = pci_resource_start(pdev, 2); pccard_iolen = pci_resource_len(pdev, 2); if (! request_region(pccard_ioaddr, pccard_iolen, dev_info)) { printk(KERN_ERR "orinoco_tmd: I/O resource at 0x%lx len 0x%lx busy\n", pccard_ioaddr, pccard_iolen); pccard_ioaddr = 0; err = -EBUSY; goto fail; } addr = pci_resource_start(pdev, 1); outb(COR_VALUE, addr); mdelay(1); reg = inb(addr); if (reg != COR_VALUE) { printk(KERN_ERR "orinoco_tmd: Error setting TMD COR values %x should be %x\n", reg, COR_VALUE); err = -EIO; goto fail; } dev = alloc_orinocodev(0, NULL); if (! dev) { err = -ENOMEM; goto fail; } priv = dev->priv; dev->base_addr = pccard_ioaddr; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); printk(KERN_DEBUG "Detected Orinoco/Prism2 TMD device at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq, pccard_ioaddr); hermes_struct_init(&(priv->hw), dev->base_addr, HERMES_IO, HERMES_16BIT_REGSPACING); pci_set_drvdata(pdev, dev); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); if (err) { printk(KERN_ERR "orinoco_tmd: Error allocating IRQ %d.\n", pdev->irq); err = -EBUSY; goto fail; } dev->irq = pdev->irq; err = register_netdev(dev); if (err) goto fail; return 0; /* succeeded */ fail: printk(KERN_DEBUG "orinoco_tmd: init_one(), FAIL!\n"); if (dev) { if (dev->irq) free_irq(dev->irq, dev); free_netdev(dev); } if (pccard_ioaddr) release_region(pccard_ioaddr, pccard_iolen); pci_disable_device(pdev); return err; } static void __devexit orinoco_tmd_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); if (! dev) BUG(); unregister_netdev(dev); if (dev->irq) free_irq(dev->irq, dev); pci_set_drvdata(pdev, NULL); free_netdev(dev); release_region(pci_resource_start(pdev, 2), pci_resource_len(pdev, 2)); pci_disable_device(pdev); } static struct pci_device_id orinoco_tmd_pci_id_table[] = { {0x15e8, 0x0131, PCI_ANY_ID, PCI_ANY_ID,}, /* NDC and OEMs, e.g. pheecom */ {0,}, }; MODULE_DEVICE_TABLE(pci, orinoco_tmd_pci_id_table); static struct pci_driver orinoco_tmd_driver = { .name = "orinoco_tmd", .id_table = orinoco_tmd_pci_id_table, .probe = orinoco_tmd_init_one, .remove = __devexit_p(orinoco_tmd_remove_one), }; static char version[] __initdata = "orinoco_tmd.c 0.01 (Joerg Dorchain )"; MODULE_AUTHOR("Joerg Dorchain "); MODULE_DESCRIPTION("Driver for wireless LAN cards using the TMD7160 PCI bridge"); #ifdef MODULE_LICENSE MODULE_LICENSE("Dual MPL/GPL"); #endif static int __init orinoco_tmd_init(void) { printk(KERN_DEBUG "%s\n", version); return pci_module_init(&orinoco_tmd_driver); } void __exit orinoco_tmd_exit(void) { pci_unregister_driver(&orinoco_tmd_driver); current->state = TASK_UNINTERRUPTIBLE; schedule_timeout(HZ); } module_init(orinoco_tmd_init); module_exit(orinoco_tmd_exit); /* * Local variables: * c-indent-level: 8 * c-basic-offset: 8 * tab-width: 8 * End: */