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arm
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mach-shark
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pci.c

pci.c 962 B
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  1. /*
    2. 

  2.  *  linux/arch/arm/mach-shark/pci.c
    3. 

  3.  *
    4. 

  4.  *  PCI bios-type initialisation for PCI machines
    5. 

  5.  *
    6. 

  6.  *  Bits taken from various places.
    7. 

  7.  */
    8. 

  8. #include <linux/kernel.h>
    9. 

  9. #include <linux/pci.h>
    10. 

  10. #include <linux/init.h>
    11. 

  11. #include <video/vga.h>
    12. 

  12. 

  13. #include <asm/irq.h>
    14. 

  14. #include <asm/mach/pci.h>
    15. 

  15. #include <asm/mach-types.h>
    16. 

  16. 

  17. static int __init shark_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
    18. 

  18. {
    19. 

  19. 	if (dev->bus->number == 0)
    20. 

  20. 		if (dev->devfn == 0)
    21. 

  21. 			return 255;
    22. 

  22. 		else
    23. 

  23. 			return 11;
    24. 

  24. 	else
    25. 

  25. 		return 255;
    26. 

  26. }
    27. 

  27. 

  28. extern void __init via82c505_preinit(void);
    29. 

  29. 

  30. static struct hw_pci shark_pci __initdata = {
    31. 

  31. 	.setup		= via82c505_setup,
    32. 

  32. 	.map_irq	= shark_map_irq,
    33. 

  33. 	.nr_controllers = 1,
    34. 

  34. 	.ops		= &via82c505_ops,
    35. 

  35. 	.preinit	= via82c505_preinit,
    36. 

  36. };
    37. 

  37. 

  38. static int __init shark_pci_init(void)
    39. 

  39. {
    40. 

  40. 	if (!machine_is_shark())
    41. 

  41. 		return;
    42. 

  42. 

  43. 	pcibios_min_io = 0x6000;
    44. 

  44. 	pcibios_min_mem = 0x50000000;
    45. 

  45. 	vga_base = 0xe8000000;
    46. 

  46. 

  47. 	pci_common_init(&shark_pci);
    48. 

  48. 

  49. 	return 0;
    50. 

  50. }
    51. 

  51. 

  52. subsys_initcall(shark_pci_init);
    53.