LXR linux/arch/powerpc/boot/of.h

   1#ifndef _PPC_BOOT_OF_H_
   2#define _PPC_BOOT_OF_H_
   3
   4#include "swab.h"
   5
   6typedef void *phandle;
   7typedef u32 ihandle;
   8
   9void of_init(void *promptr);
  10int of_call_prom(const char *service, int nargs, int nret, ...);
  11unsigned int of_claim(unsigned long virt, unsigned long size,
  12        unsigned long align);
  13void *of_vmlinux_alloc(unsigned long size);
  14void of_exit(void);
  15void *of_finddevice(const char *name);
  16int of_getprop(const void *phandle, const char *name, void *buf,
  17               const int buflen);
  18int of_setprop(const void *phandle, const char *name, const void *buf,
  19               const int buflen);
  20
  21/* Console functions */
  22void of_console_init(void);
  23
  24typedef u32                     __be32;
  25
  26#ifdef __LITTLE_ENDIAN__
  27#define cpu_to_be16(x) swab16(x)
  28#define be16_to_cpu(x) swab16(x)
  29#define cpu_to_be32(x) swab32(x)
  30#define be32_to_cpu(x) swab32(x)
  31#define cpu_to_be64(x) swab64(x)
  32#define be64_to_cpu(x) swab64(x)
  33#else
  34#define cpu_to_be16(x) (x)
  35#define be16_to_cpu(x) (x)
  36#define cpu_to_be32(x) (x)
  37#define be32_to_cpu(x) (x)
  38#define cpu_to_be64(x) (x)
  39#define be64_to_cpu(x) (x)
  40#endif
  41
  42#define PROM_ERROR (-1u)
  43
  44#endif /* _PPC_BOOT_OF_H_ */
  45