forked from Minki/linux
98fd433aa6
These are not the most efficient versions of swab but the wrapper does not do much byte swapping. On a big endian cpu, these routines are a no-op. Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
37 lines
876 B
C
37 lines
876 B
C
#ifndef _PPC_BOOT_OF_H_
|
|
#define _PPC_BOOT_OF_H_
|
|
|
|
#include "swab.h"
|
|
|
|
typedef void *phandle;
|
|
typedef u32 ihandle;
|
|
|
|
void of_init(void *promptr);
|
|
int of_call_prom(const char *service, int nargs, int nret, ...);
|
|
unsigned int of_claim(unsigned long virt, unsigned long size,
|
|
unsigned long align);
|
|
void *of_vmlinux_alloc(unsigned long size);
|
|
void of_exit(void);
|
|
void *of_finddevice(const char *name);
|
|
int of_getprop(const void *phandle, const char *name, void *buf,
|
|
const int buflen);
|
|
int of_setprop(const void *phandle, const char *name, const void *buf,
|
|
const int buflen);
|
|
|
|
/* Console functions */
|
|
void of_console_init(void);
|
|
|
|
typedef u32 __be32;
|
|
|
|
#ifdef __LITTLE_ENDIAN__
|
|
#define cpu_to_be32(x) swab32(x)
|
|
#define be32_to_cpu(x) swab32(x)
|
|
#else
|
|
#define cpu_to_be32(x) (x)
|
|
#define be32_to_cpu(x) (x)
|
|
#endif
|
|
|
|
#define PROM_ERROR (-1u)
|
|
|
|
#endif /* _PPC_BOOT_OF_H_ */
|