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>
36 lines
876 B
C
36 lines
876 B
C
#ifndef _PPC_BOOT_OF_H_
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#define _PPC_BOOT_OF_H_
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#include "swab.h"
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typedef void *phandle;
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typedef u32 ihandle;
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void of_init(void *promptr);
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int of_call_prom(const char *service, int nargs, int nret, ...);
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unsigned int of_claim(unsigned long virt, unsigned long size,
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unsigned long align);
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void *of_vmlinux_alloc(unsigned long size);
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void of_exit(void);
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void *of_finddevice(const char *name);
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int of_getprop(const void *phandle, const char *name, void *buf,
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const int buflen);
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int of_setprop(const void *phandle, const char *name, const void *buf,
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const int buflen);
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/* Console functions */
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void of_console_init(void);
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typedef u32 __be32;
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#ifdef __LITTLE_ENDIAN__
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#define cpu_to_be32(x) swab32(x)
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#define be32_to_cpu(x) swab32(x)
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#else
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#define cpu_to_be32(x) (x)
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#define be32_to_cpu(x) (x)
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#endif
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#define PROM_ERROR (-1u)
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#endif /* _PPC_BOOT_OF_H_ */
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