--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/dtc-trunk/ftdump.c Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,229 @@
+/*
+ * ftdump.c - Contributed by Pantelis Antoniou <pantelis.antoniou AT gmail.com>
+ */
+
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include <getopt.h>
+
+#include <fdt.h>
+#include <libfdt_env.h>
+#include <version_gen.h>
+
+#define ALIGN(x, a) (((x) + ((a) - 1)) & ~((a) - 1))
+#define PALIGN(p, a) ((void *)(ALIGN((unsigned long)(p), (a))))
+#define GET_CELL(p) (p += 4, *((uint32_t *)(p-4)))
+
+static int is_printable_string(const void *data, int len)
+{
+ const char *s = data;
+ const char *ss;
+
+ /* zero length is not */
+ if (len == 0)
+ return 0;
+
+ /* must terminate with zero */
+ if (s[len - 1] != '\0')
+ return 0;
+
+ ss = s;
+ while (*s && isprint(*s))
+ s++;
+
+ /* not zero, or not done yet */
+ if (*s != '\0' || (s + 1 - ss) < len)
+ return 0;
+
+ return 1;
+}
+
+static void print_data(const void *data, int len)
+{
+ int i;
+ const uint8_t *s;
+
+ /* no data, don't print */
+ if (len == 0)
+ return;
+
+ if (is_printable_string(data, len)) {
+ printf(" = \"%s\"", (const char *)data);
+ } else if ((len % 4) == 0) {
+ printf(" = <");
+ for (i = 0; i < len; i += 4)
+ printf("%08x%s", *((const uint32_t *)data + i),
+ i < (len - 4) ? " " : "");
+ printf(">");
+ } else {
+ printf(" = [");
+ for (i = 0, s = data; i < len; i++)
+ printf("%02x%s", s[i], i < len - 1 ? " " : "");
+ printf("]");
+ }
+}
+
+static void dump_blob(void *blob)
+{
+ struct fdt_header *bph = blob;
+ uint32_t off_mem_rsvmap = fdt32_to_cpu(bph->off_mem_rsvmap);
+ uint32_t off_dt = fdt32_to_cpu(bph->off_dt_struct);
+ uint32_t off_str = fdt32_to_cpu(bph->off_dt_strings);
+ struct fdt_reserve_entry *p_rsvmap =
+ (struct fdt_reserve_entry *)((char *)blob + off_mem_rsvmap);
+ char *p_struct = (char *)blob + off_dt;
+ char *p_strings = (char *)blob + off_str;
+ uint32_t version = fdt32_to_cpu(bph->version);
+ uint32_t totalsize = fdt32_to_cpu(bph->totalsize);
+ uint32_t tag;
+ char *p;
+ char *s, *t;
+ int depth, sz, shift;
+ int i;
+ uint64_t addr, size;
+
+ depth = 0;
+ shift = 4;
+
+ printf("// magic:\t\t0x%x\n", fdt32_to_cpu(bph->magic));
+ printf("// totalsize:\t\t0x%x (%d)\n", totalsize, totalsize);
+ printf("// off_dt_struct:\t0x%x\n", off_dt);
+ printf("// off_dt_strings:\t0x%x\n", off_str);
+ printf("// off_mem_rsvmap:\t0x%x\n", off_mem_rsvmap);
+ printf("// version:\t\t%d\n", version);
+ printf("// last_comp_version:\t%d\n",
+ fdt32_to_cpu(bph->last_comp_version));
+ if (version >= 2)
+ printf("// boot_cpuid_phys:\t0x%x\n",
+ fdt32_to_cpu(bph->boot_cpuid_phys));
+
+ if (version >= 3)
+ printf("// size_dt_strings:\t0x%x\n",
+ fdt32_to_cpu(bph->size_dt_strings));
+ if (version >= 17)
+ printf("// size_dt_struct:\t0x%x\n",
+ fdt32_to_cpu(bph->size_dt_struct));
+ printf("\n");
+
+ for (i = 0; ; i++) {
+ addr = fdt64_to_cpu(p_rsvmap[i].address);
+ size = fdt64_to_cpu(p_rsvmap[i].size);
+ if (addr == 0 && size == 0)
+ break;
+
+ printf("/memreserve/ %llx %llx;\n",
+ (unsigned long long)addr, (unsigned long long)size);
+ }
+
+ p = p_struct;
+ while ((tag = fdt32_to_cpu(GET_CELL(p))) != FDT_END) {
+
+ /* printf("tag: 0x%08x (%d)\n", tag, p - p_struct); */
+
+ if (tag == FDT_BEGIN_NODE) {
+ s = p;
+ p = PALIGN(p + strlen(s) + 1, 4);
+
+ if (*s == '\0')
+ s = "/";
+
+ printf("%*s%s {\n", depth * shift, "", s);
+
+ depth++;
+ continue;
+ }
+
+ if (tag == FDT_END_NODE) {
+ depth--;
+
+ printf("%*s};\n", depth * shift, "");
+ continue;
+ }
+
+ if (tag == FDT_NOP) {
+ printf("%*s// [NOP]\n", depth * shift, "");
+ continue;
+ }
+
+ if (tag != FDT_PROP) {
+ fprintf(stderr, "%*s ** Unknown tag 0x%08x\n", depth * shift, "", tag);
+ break;
+ }
+ sz = fdt32_to_cpu(GET_CELL(p));
+ s = p_strings + fdt32_to_cpu(GET_CELL(p));
+ if (version < 16 && sz >= 8)
+ p = PALIGN(p, 8);
+ t = p;
+
+ p = PALIGN(p + sz, 4);
+
+ printf("%*s%s", depth * shift, "", s);
+ print_data(t, sz);
+ printf(";\n");
+ }
+}
+
+static void __attribute__ ((noreturn)) usage(int error)
+{
+ FILE *f = error ? stderr : stdout;
+ fprintf(f, "Usage:\n");
+ fprintf(f, "\tftdump [options] <input file>\n");
+ fprintf(f, "\nOptions:\n");
+ fprintf(f, "\t-h\n");
+ fprintf(f, "\t\tThis help text\n");
+ fprintf(f, "\t-v\n");
+ fprintf(f, "\t\tPrint ftdump version and exit\n");
+ fprintf(f, "\n");
+ fprintf(f, "Report bugs to %s\n", BUG_URL);
+ exit(error ? 3 : 0);
+}
+
+int main(int argc, char *argv[])
+{
+ static const struct option longopts[] = {
+ {"help", no_argument, NULL, 'h'},
+ {"version", no_argument, NULL, 'v'},
+ {NULL, 0, NULL, 0}
+ };
+ int opt;
+ FILE *fp;
+ char buf[16384]; /* 16k max */
+ int size;
+
+ while ((opt = getopt_long(argc, argv, "hv",
+ longopts, NULL)) != EOF) {
+ switch (opt) {
+ case 'h':
+ usage(0);
+ case 'v':
+ printf("Version: %s\n", DTC_VERSION);
+ exit(0);
+ default:
+ usage(1);
+ }
+ }
+
+ if (argc != optind + 1) {
+ usage(1);
+ }
+
+ fp = fopen(argv[optind], "rb");
+ if (fp == NULL) {
+ fprintf(stderr, "unable to open %s\n", argv[1]);
+ return 10;
+ }
+
+ size = fread(buf, 1, sizeof(buf), fp);
+ if (size == sizeof(buf)) { /* too large */
+ fprintf(stderr, "file too large\n");
+ return 10;
+ }
+
+ dump_blob(buf);
+
+ fclose(fp);
+
+ return 0;
+}