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EmbeddedPkg/FdtLib: Updated libfdt to 1.4.0

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Last commit from git://git.jdl.com/software/dtc.git:

commit 65cc4d2748a2c2e6f27f1cf39e07a5dbabd80ebf
Author: Jon Loeliger <jdl@jdl.com>
Date:   Sat Jun 22 12:54:28 2013 -0500

    Tag Version 1.4.0

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15237 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin
2014-02-12 15:11:29 +00:00
committed by oliviermartin
parent e30acb47ce
commit 3e8576dd36
9 changed files with 176 additions and 66 deletions
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30
EmbeddedPkg/Library/FdtLib/fdt.c
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@@ -92,7 +92,7 @@ const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int len)
uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset)
{
const uint32_t *tagp, *lenp;
const fdt32_t *tagp, *lenp;
uint32_t tag;
int offset = startoffset;
const char *p;
@@ -198,6 +198,34 @@ int fdt_next_node(const void *fdt, int offset, int *depth)
return offset;
}
int fdt_first_subnode(const void *fdt, int offset)
{
int depth = 0;
offset = fdt_next_node(fdt, offset, &depth);
if (offset < 0 || depth != 1)
return -FDT_ERR_NOTFOUND;
return offset;
}
int fdt_next_subnode(const void *fdt, int offset)
{
int depth = 1;
/*
* With respect to the parent, the depth of the next subnode will be
* the same as the last.
*/
do {
offset = fdt_next_node(fdt, offset, &depth);
if (offset < 0 || depth < 1)
return -FDT_ERR_NOTFOUND;
} while (depth > 1);
return offset;
}
const char *_fdt_find_string(const char *strtab, int tabsize, const char *s)
{
int len = strlen(s) + 1;