diff options
| -rw-r--r-- | vm/vm_map.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/vm/vm_map.c b/vm/vm_map.c index 1b331d6..99481c7 100644 --- a/vm/vm_map.c +++ b/vm/vm_map.c @@ -4858,4 +4858,58 @@ void vm_map_copy_print(copy) indent -= 2; } + +/* + * vm_map_info: [ debug ] + * + * Like vm_map_print, but less verbose. Output is similar to + * that of /bin/vminfo. + */ +void vm_map_info(vm_map_t map) +{ + vm_map_entry_t entry; + + printf("Task map 0x%X: pmap=0x%X,", + (vm_offset_t) map, (vm_offset_t) (map->pmap)); + printf("ref=%d,nentries=%d,", map->ref_count, map->hdr.nentries); + printf("version=%d\n", map->timestamp); + + for (entry = vm_map_first_entry(map); + entry != vm_map_to_entry(map); + entry = entry->vme_next) { + static char *inheritance_name[3] = { "share", "copy", "none"}; + + /* Offset and size. */ + printf("0x%X[0x%X] ", + (vm_offset_t) entry->vme_start, + (vm_offset_t) entry->vme_end + - (vm_offset_t) entry->vme_start); + + static char *protections[] = { + "0", "R", "W", "RW", "X", "RX", "WX", "RWX", + }; + printf("(prot=%s, max_prot=%s", + protections[entry->protection], + protections[entry->max_protection]); + if (entry->is_sub_map) + printf(", submap=0x%X", + (vm_offset_t) entry->object.sub_map); + else if (entry->object.vm_object) + printf(", object=0x%X", + (vm_offset_t) entry->object.vm_object); + if (entry->offset) + printf(", offs=0x%x", entry->offset); + if (entry->inheritance != VM_INHERIT_NONE) + printf(", %s", inheritance_name[entry->inheritance]); + if (entry->wired_count != 0) { + printf(", wired="); + if (entry->user_wired_count != 0) + printf("u"); + if (entry->wired_count > + ((entry->user_wired_count == 0) ? 0 : 1)) + printf("k"); + } + printf(")\n"); + } +} #endif /* MACH_KDB */ |