Lines Matching refs:fdt
18 int32_t fdt_ro_probe_(const void *fdt) in fdt_ro_probe_() argument
20 uint32_t totalsize = fdt_totalsize(fdt); in fdt_ro_probe_()
22 if (fdt_magic(fdt) == FDT_MAGIC) { in fdt_ro_probe_()
25 if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION) in fdt_ro_probe_()
27 if (fdt_last_comp_version(fdt) > in fdt_ro_probe_()
31 } else if (fdt_magic(fdt) == FDT_SW_MAGIC) { in fdt_ro_probe_()
33 if (fdt_size_dt_struct(fdt) == 0) in fdt_ro_probe_()
76 size_t fdt_header_size(const void *fdt) in fdt_header_size() argument
78 return fdt_chk_version() ? fdt_header_size_(fdt_version(fdt)) : in fdt_header_size()
82 int fdt_check_header(const void *fdt) in fdt_check_header() argument
86 if (fdt_magic(fdt) != FDT_MAGIC) in fdt_check_header()
89 if ((fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION) in fdt_check_header()
90 || (fdt_last_comp_version(fdt) > in fdt_check_header()
93 if (fdt_version(fdt) < fdt_last_comp_version(fdt)) in fdt_check_header()
96 hdrsize = fdt_header_size(fdt); in fdt_check_header()
99 if ((fdt_totalsize(fdt) < hdrsize) in fdt_check_header()
100 || (fdt_totalsize(fdt) > INT_MAX)) in fdt_check_header()
104 if (!check_off_(hdrsize, fdt_totalsize(fdt), in fdt_check_header()
105 fdt_off_mem_rsvmap(fdt))) in fdt_check_header()
111 if (fdt_chk_version() && fdt_version(fdt) < 17) { in fdt_check_header()
112 if (!check_off_(hdrsize, fdt_totalsize(fdt), in fdt_check_header()
113 fdt_off_dt_struct(fdt))) in fdt_check_header()
116 if (!check_block_(hdrsize, fdt_totalsize(fdt), in fdt_check_header()
117 fdt_off_dt_struct(fdt), in fdt_check_header()
118 fdt_size_dt_struct(fdt))) in fdt_check_header()
123 if (!check_block_(hdrsize, fdt_totalsize(fdt), in fdt_check_header()
124 fdt_off_dt_strings(fdt), in fdt_check_header()
125 fdt_size_dt_strings(fdt))) in fdt_check_header()
132 const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int len) in fdt_offset_ptr() argument
135 unsigned int absoffset = offset + fdt_off_dt_struct(fdt); in fdt_offset_ptr()
143 || (absoffset + len) > fdt_totalsize(fdt)) in fdt_offset_ptr()
146 if (!fdt_chk_version() || fdt_version(fdt) >= 0x11) in fdt_offset_ptr()
148 || ((offset + len) > fdt_size_dt_struct(fdt))) in fdt_offset_ptr()
151 return fdt_offset_ptr_(fdt, offset); in fdt_offset_ptr()
154 uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset) in fdt_next_tag() argument
162 tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE); in fdt_next_tag()
173 p = fdt_offset_ptr(fdt, offset++, 1); in fdt_next_tag()
180 lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp)); in fdt_next_tag()
187 fdt_version(fdt) < 0x10 && fdt32_to_cpu(*lenp) >= 8 && in fdt_next_tag()
202 !fdt_offset_ptr(fdt, startoffset, offset - startoffset)) in fdt_next_tag()
209 int fdt_check_node_offset_(const void *fdt, int offset) in fdt_check_node_offset_() argument
212 || (fdt_next_tag(fdt, offset, &offset) != FDT_BEGIN_NODE)) in fdt_check_node_offset_()
218 int fdt_check_prop_offset_(const void *fdt, int offset) in fdt_check_prop_offset_() argument
221 || (fdt_next_tag(fdt, offset, &offset) != FDT_PROP)) in fdt_check_prop_offset_()
227 int fdt_next_node(const void *fdt, int offset, int *depth) in fdt_next_node() argument
233 if ((nextoffset = fdt_check_node_offset_(fdt, offset)) < 0) in fdt_next_node()
238 tag = fdt_next_tag(fdt, offset, &nextoffset); in fdt_next_node()
267 int fdt_first_subnode(const void *fdt, int offset) in fdt_first_subnode() argument
271 offset = fdt_next_node(fdt, offset, &depth); in fdt_first_subnode()
278 int fdt_next_subnode(const void *fdt, int offset) in fdt_next_subnode() argument
287 offset = fdt_next_node(fdt, offset, &depth); in fdt_next_subnode()
307 int fdt_move(const void *fdt, void *buf, int bufsize) in fdt_move() argument
312 FDT_RO_PROBE(fdt); in fdt_move()
314 if (fdt_totalsize(fdt) > (unsigned int)bufsize) in fdt_move()
317 memmove(buf, fdt, fdt_totalsize(fdt)); in fdt_move()