prom.h 2.5 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475
  1. #include <linux/of.h> /* linux/of.h gets to determine #include ordering */
  2. #ifndef _SPARC_PROM_H
  3. #define _SPARC_PROM_H
  4. #ifdef __KERNEL__
  5. /*
  6. * Definitions for talking to the Open Firmware PROM on
  7. * Power Macintosh computers.
  8. *
  9. * Copyright (C) 1996-2005 Paul Mackerras.
  10. *
  11. * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
  12. * Updates for SPARC by David S. Miller
  13. *
  14. * This program is free software; you can redistribute it and/or
  15. * modify it under the terms of the GNU General Public License
  16. * as published by the Free Software Foundation; either version
  17. * 2 of the License, or (at your option) any later version.
  18. */
  19. #include <linux/types.h>
  20. #include <linux/of_pdt.h>
  21. #include <linux/proc_fs.h>
  22. #include <linux/mutex.h>
  23. #include <asm/atomic.h>
  24. #define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2
  25. #define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
  26. #define of_compat_cmp(s1, s2, l) strncmp((s1), (s2), (l))
  27. #define of_prop_cmp(s1, s2) strcasecmp((s1), (s2))
  28. #define of_node_cmp(s1, s2) strcmp((s1), (s2))
  29. struct of_irq_controller {
  30. unsigned int (*irq_build)(struct device_node *, unsigned int, void *);
  31. void *data;
  32. };
  33. extern struct device_node *of_find_node_by_cpuid(int cpuid);
  34. extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
  35. extern struct mutex of_set_property_mutex;
  36. extern int of_getintprop_default(struct device_node *np,
  37. const char *name,
  38. int def);
  39. extern int of_find_in_proplist(const char *list, const char *match, int len);
  40. #ifdef CONFIG_NUMA
  41. extern int of_node_to_nid(struct device_node *dp);
  42. #define of_node_to_nid of_node_to_nid
  43. #endif
  44. extern void prom_build_devicetree(void);
  45. extern void of_populate_present_mask(void);
  46. extern void of_fill_in_cpu_data(void);
  47. struct resource;
  48. extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name);
  49. extern void of_iounmap(struct resource *res, void __iomem *base, unsigned long size);
  50. /* These routines are here to provide compatibility with how powerpc
  51. * handles IRQ mapping for OF device nodes. We precompute and permanently
  52. * register them in the platform_device objects, whereas powerpc computes them
  53. * on request.
  54. */
  55. static inline void irq_dispose_mapping(unsigned int virq)
  56. {
  57. }
  58. extern struct device_node *of_console_device;
  59. extern char *of_console_path;
  60. extern char *of_console_options;
  61. extern void irq_trans_init(struct device_node *dp);
  62. extern char *build_path_component(struct device_node *dp);
  63. #endif /* __KERNEL__ */
  64. #endif /* _SPARC_PROM_H */