projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Minimalist driver for a generic PCI-to-EISA bridge. | |
| 3 | * | |
| 4 | * (C) 2003 Marc Zyngier <[email protected]> | |
| 5 | * | |
| 6 | * This code is released under the GPL version 2. | |
| 7 | * | |
| 8 | * Ivan Kokshaysky <[email protected]> : | |
| 9 | * Generalisation from i82375 to PCI_CLASS_BRIDGE_EISA. | |
| 10 | */ | |
| 11 | ||
| 12 | #include <linux/kernel.h> | |
| 13 | #include <linux/device.h> | |
| 14 | #include <linux/eisa.h> | |
| 15 | #include <linux/pci.h> | |
| 16 | #include <linux/module.h> | |
| 17 | #include <linux/init.h> | |
| 18 | ||
| 19 | /* There is only *one* pci_eisa device per machine, right ? */ | |
| 20 | static struct eisa_root_device pci_eisa_root; | |
| 21 | ||
| 22 | static int __devinit pci_eisa_init (struct pci_dev *pdev, | |
| 23 | const struct pci_device_id *ent) | |
| 24 | { | |
| 25 | int rc; | |
| 26 | ||
| 27 | if ((rc = pci_enable_device (pdev))) { | |
| 28 | printk (KERN_ERR "pci_eisa : Could not enable device %s\n", | |
| 29 | pci_name(pdev)); | |
| 30 | return rc; | |
| 31 | } | |
| 32 | ||
| 33 | pci_eisa_root.dev = &pdev->dev; | |
| 34 | pci_eisa_root.dev->driver_data = &pci_eisa_root; | |
| 35 | pci_eisa_root.res = pdev->bus->resource[0]; | |
| 36 | pci_eisa_root.bus_base_addr = pdev->bus->resource[0]->start; | |
| 37 | pci_eisa_root.slots = EISA_MAX_SLOTS; | |
| 38 | pci_eisa_root.dma_mask = pdev->dma_mask; | |
| 39 | ||
| 40 | if (eisa_root_register (&pci_eisa_root)) { | |
| 41 | printk (KERN_ERR "pci_eisa : Could not register EISA root\n"); | |
| 42 | return -1; | |
| 43 | } | |
| 44 | ||
| 45 | return 0; | |
| 46 | } | |
| 47 | ||
| 48 | static struct pci_device_id pci_eisa_pci_tbl[] = { | |
| 49 | { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, | |
| 50 | PCI_CLASS_BRIDGE_EISA << 8, 0xffff00, 0 }, | |
| 51 | { 0, } | |
| 52 | }; | |
| 53 | ||
| 54 | static struct pci_driver pci_eisa_driver = { | |
| 55 | .name = "pci_eisa", | |
| 56 | .id_table = pci_eisa_pci_tbl, | |
| 57 | .probe = pci_eisa_init, | |
| 58 | }; | |
| 59 | ||
| 60 | static int __init pci_eisa_init_module (void) | |
| 61 | { | |
| 62 | return pci_register_driver (&pci_eisa_driver); | |
| 63 | } | |
| 64 | ||
| 65 | device_initcall(pci_eisa_init_module); | |
| 66 | MODULE_DEVICE_TABLE(pci, pci_eisa_pci_tbl); |