fdt_addresses.c File Reference

#include "libfdt_env.h"
#include <fdt.h>
#include <libfdt.h>
#include "libfdt_internal.h"

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Functions
static int	fdt_cells (const void *fdt, int nodeoffset, const char *name)
int	fdt_address_cells (const void *fdt, int nodeoffset)
int	fdt_size_cells (const void *fdt, int nodeoffset)
int	fdt_appendprop_addrrange (void *fdt, int parent, int nodeoffset, const char *name, uint64_t addr, uint64_t size)

Function Documentation

fdt_cells()

static int fdt_cells ( const void * fdt, int nodeoffset, const char * name )

static

Definition at line 14 of file fdt_addresses.c.

Referenced by fdt_address_cells(), and fdt_size_cells().

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fdt_address_cells()

int fdt_address_cells	(	const void *	fdt,
		int	nodeoffset )

fdt_address_cells - retrieve address size for a bus represented in the tree @fdt: pointer to the device tree blob @nodeoffset: offset of the node to find the address size for

When the node has a valid #address-cells property, returns its value.

returns: 0 <= n < FDT_MAX_NCELLS, on success 2, if the node has no #address-cells property -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid #address-cells property -FDT_ERR_BADMAGIC, -FDT_ERR_BADVERSION, -FDT_ERR_BADSTATE, -FDT_ERR_BADSTRUCTURE, -FDT_ERR_TRUNCATED, standard meanings

Definition at line 34 of file fdt_addresses.c.

Referenced by fdt_appendprop_addrrange().

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fdt_size_cells()

int fdt_size_cells	(	const void *	fdt,
		int	nodeoffset )

fdt_size_cells - retrieve address range size for a bus represented in the tree @fdt: pointer to the device tree blob @nodeoffset: offset of the node to find the address range size for

When the node has a valid size-cells property, returns its value.

returns: 0 <= n < FDT_MAX_NCELLS, on success 1, if the node has no size-cells property -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid size-cells property -FDT_ERR_BADMAGIC, -FDT_ERR_BADVERSION, -FDT_ERR_BADSTATE, -FDT_ERR_BADSTRUCTURE, -FDT_ERR_TRUNCATED, standard meanings

Definition at line 46 of file fdt_addresses.c.

Referenced by fdt_appendprop_addrrange().

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fdt_appendprop_addrrange()

int fdt_appendprop_addrrange	(	void *	fdt,
		int	parent,
		int	nodeoffset,
		const char *	name,
		uint64_t	addr,
		uint64_t	size )

Definition at line 57 of file fdt_addresses.c.

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