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Diffstat (limited to 'util/cbmem/cbmem.c')
-rw-r--r--util/cbmem/cbmem.c75
1 files changed, 72 insertions, 3 deletions
diff --git a/util/cbmem/cbmem.c b/util/cbmem/cbmem.c
index d8c6145732..7c210ba0f2 100644
--- a/util/cbmem/cbmem.c
+++ b/util/cbmem/cbmem.c
@@ -757,6 +757,63 @@ static void dump_cbmem_hex(void)
hexdump(unpack_lb64(cbmem.start), unpack_lb64(cbmem.size));
}
+void rawdump(uint64_t base, uint64_t size)
+{
+ int i;
+ uint8_t *m;
+
+ m = map_memory_size((intptr_t)base, size, 1);
+ if (!m) {
+ fprintf(stderr, "Failed to map memory");
+ return;
+ }
+
+ for (i = 0 ; i < size; i++)
+ printf("%c", m[i]);
+ unmap_memory();
+}
+
+static void dump_cbmem_raw(unsigned int id)
+{
+ uint8_t *table;
+ size_t offset;
+ uint64_t base = 0;
+ uint64_t size = 0;
+
+ table = map_lbtable();
+
+ if (table == NULL)
+ return;
+
+ offset = 0;
+
+ while (offset < lbtable_size) {
+ struct lb_record *lbr;
+ struct lb_cbmem_entry *lbe;
+
+ lbr = (void *)(table + offset);
+ offset += lbr->size;
+
+ if (lbr->tag != LB_TAG_CBMEM_ENTRY)
+ continue;
+
+ lbe = (void *)lbr;
+ if (lbe->id == id) {
+ debug("found id for raw dump %0x", lbe->id);
+ base = lbe->address;
+ size = lbe->entry_size;
+ break;
+ }
+ }
+
+ unmap_lbtable();
+
+ if (!base)
+ fprintf(stderr, "id %0x not found in cbtable\n", id);
+ else
+ rawdump(base, size);
+}
+
struct cbmem_id_to_name {
uint32_t id;
const char *name;
@@ -780,7 +837,7 @@ void cbmem_print_entry(int n, uint32_t id, uint64_t base, uint64_t size)
if (name == NULL)
printf("%08x ", id);
else
- printf("%s", name);
+ printf("%s\t%08x", name, id);
printf(" %08" PRIx64 " ", base);
printf(" %08" PRIx64 "\n", size);
}
@@ -797,7 +854,7 @@ static void dump_cbmem_toc(void)
return;
printf("CBMEM table of contents:\n");
- printf(" ID START LENGTH\n");
+ printf(" NAME ID START LENGTH\n");
i = 0;
offset = 0;
@@ -925,6 +982,7 @@ static void print_usage(const char *name)
" -C | --coverage: dump coverage information\n"
" -l | --list: print cbmem table of contents\n"
" -x | --hexdump: print hexdump of cbmem area\n"
+ " -r | --rawdump ID: print rawdump of specific ID (in hex) of cbtable\n"
" -t | --timestamps: print timestamp information\n"
" -T | --parseable-timestamps: print parseable timestamps\n"
" -V | --verbose: verbose (debugging) output\n"
@@ -1056,8 +1114,10 @@ int main(int argc, char** argv)
int print_coverage = 0;
int print_list = 0;
int print_hexdump = 0;
+ int print_rawdump = 0;
int print_timestamps = 0;
int machine_readable_timestamps = 0;
+ unsigned int rawdump_id = 0;
int opt, option_index = 0;
static struct option long_options[] = {
@@ -1067,12 +1127,13 @@ int main(int argc, char** argv)
{"timestamps", 0, 0, 't'},
{"parseable-timestamps", 0, 0, 'T'},
{"hexdump", 0, 0, 'x'},
+ {"rawdump", required_argument, 0, 'r'},
{"verbose", 0, 0, 'V'},
{"version", 0, 0, 'v'},
{"help", 0, 0, 'h'},
{0, 0, 0, 0}
};
- while ((opt = getopt_long(argc, argv, "cCltTxVvh?",
+ while ((opt = getopt_long(argc, argv, "cCltTxVvh?r:",
long_options, &option_index)) != EOF) {
switch (opt) {
case 'c':
@@ -1091,6 +1152,11 @@ int main(int argc, char** argv)
print_hexdump = 1;
print_defaults = 0;
break;
+ case 'r':
+ print_rawdump = 1;
+ print_defaults = 0;
+ rawdump_id = strtoul(optarg, NULL, 16);
+ break;
case 't':
print_timestamps = 1;
print_defaults = 0;
@@ -1198,6 +1264,9 @@ int main(int argc, char** argv)
if (print_hexdump)
dump_cbmem_hex();
+ if (print_rawdump)
+ dump_cbmem_raw(rawdump_id);
+
if (print_defaults || print_timestamps)
dump_timestamps(machine_readable_timestamps);