libfdt_internal.h File Reference

#include <fdt.h>

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Macros
#define	FDT_ALIGN(x, a)   (((x) + (a) -1) & ~((a) -1))
#define	FDT_TAGALIGN(x)   (FDT_ALIGN((x), FDT_TAGSIZE))
#define	FDT_RO_PROBE(fdt)
#define	FDT_SW_MAGIC   (~FDT_MAGIC)
#define	FDT_ASSUME_MASK   0
#define	can_assume(_assume)   can_assume_(ASSUME_##_assume)
	helper macros for checking assumptions

Enumerations
enum	{   ASSUME_PERFECT = 0xff , ASSUME_VALID_DTB = 1 << 0 , ASSUME_VALID_INPUT = 1 << 1 , ASSUME_LATEST = 1 << 2 ,   ASSUME_NO_ROLLBACK = 1 << 3 , ASSUME_LIBFDT_ORDER = 1 << 4 , ASSUME_LIBFDT_FLAWLESS = 1 << 5 }

Functions
int32_t	fdt_ro_probe_ (const void *fdt)
int	fdt_check_node_offset_ (const void *fdt, int offset)
int	fdt_check_prop_offset_ (const void *fdt, int offset)
const char *	fdt_find_string_ (const char *strtab, int tabsize, const char *s)
int	fdt_node_end_offset_ (void *fdt, int nodeoffset)
static const void *	fdt_offset_ptr_ (const void *fdt, int offset)
static void *	fdt_offset_ptr_w_ (void *fdt, int offset)
static const struct fdt_reserve_entry *	fdt_mem_rsv_ (const void *fdt, int n)
static struct fdt_reserve_entry *	fdt_mem_rsv_w_ (void *fdt, int n)
static uint32_t	fdt32_ld_ (const fdt32_t *p)
static uint64_t	fdt64_ld_ (const fdt64_t *p)
static bool	can_assume_ (int mask)
	can_assume_() - check if a particular assumption is enabled

Macro Definition Documentation

can_assume

#define can_assume

(

_assume

)

can_assume_(ASSUME_##_assume)

helper macros for checking assumptions

FDT_ALIGN

#define FDT_ALIGN	(		x,
			a
	)		(((x) + (a) -1) & ~((a) -1))

FDT_ASSUME_MASK

#define FDT_ASSUME_MASK   0

FDT_RO_PROBE

#define FDT_RO_PROBE

(

fdt

)

Value:

    {                                              \
        int32_t totalsize_;                        \
        if ((totalsize_ = fdt_ro_probe_(fdt)) < 0) \
            return totalsize_;                     \
    }

FDT_SW_MAGIC

#define FDT_SW_MAGIC   (~FDT_MAGIC)

FDT_TAGALIGN

#define FDT_TAGALIGN

(

x

)

(FDT_ALIGN((x), FDT_TAGSIZE))

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
ASSUME_PERFECT
ASSUME_VALID_DTB
ASSUME_VALID_INPUT
ASSUME_LATEST
ASSUME_NO_ROLLBACK
ASSUME_LIBFDT_ORDER
ASSUME_LIBFDT_FLAWLESS

Function Documentation

can_assume_()

static bool can_assume_ ( int  mask )

inlinestatic

can_assume_() - check if a particular assumption is enabled

@mask: Mask to check (ASSUME_...)

Returns

true if that assumption is enabled, else false

fdt32_ld_()

static uint32_t fdt32_ld_ ( const fdt32_t *  p )

inlinestatic

fdt64_ld_()

static uint64_t fdt64_ld_ ( const fdt64_t *  p )

inlinestatic

fdt_check_node_offset_()

int fdt_check_node_offset_	(	const void *	fdt,
		int	offset
	)

fdt_check_prop_offset_()

int fdt_check_prop_offset_	(	const void *	fdt,
		int	offset
	)

fdt_find_string_()

const char * fdt_find_string_	(	const char *	strtab,
		int	tabsize,
		const char *	s
	)

fdt_mem_rsv_()

static const struct fdt_reserve_entry * fdt_mem_rsv_ ( const void *  fdt, int  n  )

inlinestatic

fdt_mem_rsv_w_()

static struct fdt_reserve_entry * fdt_mem_rsv_w_ ( void *  fdt, int  n  )

inlinestatic

fdt_node_end_offset_()

int fdt_node_end_offset_	(	void *	fdt,
		int	nodeoffset
	)

fdt_offset_ptr_()

static const void * fdt_offset_ptr_ ( const void *  fdt, int  offset  )

inlinestatic

fdt_offset_ptr_w_()

static void * fdt_offset_ptr_w_ ( void *  fdt, int  offset  )

inlinestatic

fdt_ro_probe_()

int32_t fdt_ro_probe_

(

const void *

fdt

)