fixup-tb0287.c 1.6 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566
  1. /*
  2. * fixup-tb0287.c, The TANBAC TB0287 specific PCI fixups.
  3. *
  4. * Copyright (C) 2005 Yoichi Yuasa <yuasa@linux-mips.org>
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * This program is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with this program; if not, write to the Free Software
  18. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19. */
  20. #include <linux/init.h>
  21. #include <linux/pci.h>
  22. #include <asm/vr41xx/tb0287.h>
  23. int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
  24. {
  25. unsigned char bus;
  26. int irq = -1;
  27. bus = dev->bus->number;
  28. if (bus == 0) {
  29. switch (slot) {
  30. case 16:
  31. irq = TB0287_SM501_IRQ;
  32. break;
  33. case 17:
  34. irq = TB0287_SIL680A_IRQ;
  35. break;
  36. default:
  37. break;
  38. }
  39. } else if (bus == 1) {
  40. switch (PCI_SLOT(dev->devfn)) {
  41. case 0:
  42. irq = TB0287_PCI_SLOT_IRQ;
  43. break;
  44. case 2:
  45. case 3:
  46. irq = TB0287_RTL8110_IRQ;
  47. break;
  48. default:
  49. break;
  50. }
  51. } else if (bus > 1) {
  52. irq = TB0287_PCI_SLOT_IRQ;
  53. }
  54. return irq;
  55. }
  56. /* Do platform specific device initialization at pci_enable_device() time */
  57. int pcibios_plat_dev_init(struct pci_dev *dev)
  58. {
  59. return 0;
  60. }