Lines Matching defs:fdt
8 #include <fdt.h>
18 int32_t fdt_ro_probe_(const void *fdt)
20 uint32_t totalsize = fdt_totalsize(fdt);
26 if ((uintptr_t)fdt & 7)
29 if (fdt_magic(fdt) == FDT_MAGIC) {
32 if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)
34 if (fdt_last_comp_version(fdt) >
38 } else if (fdt_magic(fdt) == FDT_SW_MAGIC) {
40 if (!can_assume(VALID_INPUT) && fdt_size_dt_struct(fdt) == 0)
83 size_t fdt_header_size(const void *fdt)
86 fdt_header_size_(fdt_version(fdt));
89 int fdt_check_header(const void *fdt)
94 if ((uintptr_t)fdt & 7)
97 if (fdt_magic(fdt) != FDT_MAGIC)
100 if ((fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)
101 || (fdt_last_comp_version(fdt) >
104 if (fdt_version(fdt) < fdt_last_comp_version(fdt))
107 hdrsize = fdt_header_size(fdt);
109 if ((fdt_totalsize(fdt) < hdrsize)
110 || (fdt_totalsize(fdt) > INT_MAX))
114 if (!check_off_(hdrsize, fdt_totalsize(fdt),
115 fdt_off_mem_rsvmap(fdt)))
119 if (!can_assume(LATEST) && fdt_version(fdt) < 17) {
120 if (!check_off_(hdrsize, fdt_totalsize(fdt),
121 fdt_off_dt_struct(fdt)))
124 if (!check_block_(hdrsize, fdt_totalsize(fdt),
125 fdt_off_dt_struct(fdt),
126 fdt_size_dt_struct(fdt)))
131 if (!check_block_(hdrsize, fdt_totalsize(fdt),
132 fdt_off_dt_strings(fdt),
133 fdt_size_dt_strings(fdt)))
140 const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int len)
143 unsigned int absoffset = offset + fdt_off_dt_struct(fdt);
151 || (absoffset + len) > fdt_totalsize(fdt))
154 if (can_assume(LATEST) || fdt_version(fdt) >= 0x11)
156 || ((offset + len) > fdt_size_dt_struct(fdt)))
159 return fdt_offset_ptr_(fdt, offset);
162 uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset)
170 tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);
181 p = fdt_offset_ptr(fdt, offset++, 1);
188 lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));
202 fdt_version(fdt) < 0x10 && len >= 8 &&
216 if (!fdt_offset_ptr(fdt, startoffset, offset - startoffset))
223 int fdt_check_node_offset_(const void *fdt, int offset)
229 if (fdt_next_tag(fdt, offset, &offset) != FDT_BEGIN_NODE)
235 int fdt_check_prop_offset_(const void *fdt, int offset)
241 if (fdt_next_tag(fdt, offset, &offset) != FDT_PROP)
247 int fdt_next_node(const void *fdt, int offset, int *depth)
253 if ((nextoffset = fdt_check_node_offset_(fdt, offset)) < 0)
258 tag = fdt_next_tag(fdt, offset, &nextoffset);
287 int fdt_first_subnode(const void *fdt, int offset)
291 offset = fdt_next_node(fdt, offset, &depth);
298 int fdt_next_subnode(const void *fdt, int offset)
307 offset = fdt_next_node(fdt, offset, &depth);
327 int fdt_move(const void *fdt, void *buf, int bufsize)
332 FDT_RO_PROBE(fdt);
334 if (fdt_totalsize(fdt) > (unsigned int)bufsize)
337 memmove(buf, fdt, fdt_totalsize(fdt));