diff options
Diffstat (limited to 'tools/binman/entry.py')
| -rw-r--r-- | tools/binman/entry.py | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/tools/binman/entry.py b/tools/binman/entry.py index 5eacc5fa6c4..39456906a47 100644 --- a/tools/binman/entry.py +++ b/tools/binman/entry.py @@ -14,9 +14,9 @@ import time from binman import bintool from binman import elf from dtoc import fdt_util -from patman import tools -from patman.tools import to_hex, to_hex_size -from patman import tout +from u_boot_pylib import tools +from u_boot_pylib.tools import to_hex, to_hex_size +from u_boot_pylib import tout modules = {} @@ -100,6 +100,14 @@ class Entry(object): appear in the map optional (bool): True if this entry contains an optional external blob overlap (bool): True if this entry overlaps with others + preserve (bool): True if this entry should be preserved when updating + firmware. This means that it will not be changed by the update. + This is just a signal: enforcement of this is up to the updater. + This flag does not automatically propagate down to child entries. + build_done (bool): Indicates that the entry data has been built and does + not need to be done again. This is only used with 'binman replace', + to stop sections from being rebuilt if their entries have not been + replaced """ fake_dir = None @@ -148,6 +156,8 @@ class Entry(object): self.overlap = False self.elf_base_sym = None self.offset_from_elf = None + self.preserve = False + self.build_done = False @staticmethod def FindEntryClass(etype, expanded): @@ -310,6 +320,8 @@ class Entry(object): self.offset_from_elf = fdt_util.GetPhandleNameOffset(self._node, 'offset-from-elf') + self.preserve = fdt_util.GetBool(self._node, 'preserve') + def GetDefaultFilename(self): return None @@ -1006,6 +1018,7 @@ features to produce new behaviours. else: self.contents_size = self.pre_reset_size ok = self.ProcessContentsUpdate(data) + self.build_done = False self.Detail('WriteData: size=%x, ok=%s' % (len(data), ok)) section_ok = self.section.WriteChildData(self) return ok and section_ok @@ -1027,6 +1040,14 @@ features to produce new behaviours. True if the section could be updated successfully, False if the data is such that the section could not update """ + self.build_done = False + entry = self.section + + # Now we must rebuild all sections above this one + while entry and entry != entry.section: + self.build_done = False + entry = entry.section + return True def GetSiblingOrder(self): @@ -1104,7 +1125,7 @@ features to produce new behaviours. If there are faked blobs, the entries are added to the list Args: - fake_blobs_list: List of Entry objects to be added to + faked_blobs_list: List of Entry objects to be added to """ # This is meaningless for anything other than blobs pass @@ -1349,3 +1370,14 @@ features to produce new behaviours. val = elf.GetSymbolOffset(entry.elf_fname, sym_name, entry.elf_base_sym) return val + offset + + def mark_build_done(self): + """Mark an entry as already built""" + self.build_done = True + entries = self.GetEntries() + if entries: + for entry in entries.values(): + entry.mark_build_done() + + def UpdateSignatures(self, privatekey_fname, algo, input_fname): + self.Raise('Updating signatures is not supported with this entry type') |