1 // SPDX-License-Identifier: GPL-2.0
3  * fdtdump.c - Contributed by Pantelis Antoniou <pantelis.antoniou AT gmail.com>
17 #define ALIGN(x, a)	(((x) + ((a) - 1)) & ~((a) - 1))
19 #define GET_CELL(p)	(p += 4, *((const uint32_t *)(p-4)))
36 			       i < (len - 4) ? " " : "");  in print_data()
41 			printf("%02x%s", *p++, i < len - 1 ? " " : "");  in print_data()
49 	uint32_t off_mem_rsvmap = fdt32_to_cpu(bph->off_mem_rsvmap);  in dump_blob()
50 	uint32_t off_dt = fdt32_to_cpu(bph->off_dt_struct);  in dump_blob()
51 	uint32_t off_str = fdt32_to_cpu(bph->off_dt_strings);  in dump_blob()
56 	uint32_t version = fdt32_to_cpu(bph->version);  in dump_blob()
57 	uint32_t totalsize = fdt32_to_cpu(bph->totalsize);  in dump_blob()
60 	int depth, sz, shift;  in dump_blob()  local
64 	depth = 0;  in dump_blob()
67 	printf("/dts-v1/;\n");  in dump_blob()
68 	printf("// magic:\t\t0x%x\n", fdt32_to_cpu(bph->magic));  in dump_blob()
75 	       fdt32_to_cpu(bph->last_comp_version));  in dump_blob()
78 		       fdt32_to_cpu(bph->boot_cpuid_phys));  in dump_blob()
82 		       fdt32_to_cpu(bph->size_dt_strings));  in dump_blob()
85 		       fdt32_to_cpu(bph->size_dt_struct));  in dump_blob()
101 		/* printf("tag: 0x%08x (%d)\n", tag, p - p_struct); */  in dump_blob()
110 			printf("%*s%s {\n", depth * shift, "", s);  in dump_blob()
112 			depth++;  in dump_blob()
117 			depth--;  in dump_blob()
119 			printf("%*s};\n", depth * shift, "");  in dump_blob()
124 			printf("%*s// [NOP]\n", depth * shift, "");  in dump_blob()
129 			fprintf(stderr, "%*s ** Unknown tag 0x%08x\n", depth * shift, "", tag);  in dump_blob()
140 		printf("%*s%s", depth * shift, "", s);  in dump_blob()
152 		fprintf(stderr, "supply input filename\n");  in main()