diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/binman/entry.py | 23 | ||||
| -rw-r--r-- | tools/binman/etype/fit.py | 12 | ||||
| -rw-r--r-- | tools/binman/ftest.py | 24 | ||||
| -rw-r--r-- | tools/binman/test/221_fit_subentry_hash.dts | 52 |
4 files changed, 97 insertions, 14 deletions
diff --git a/tools/binman/entry.py b/tools/binman/entry.py index dc26f8f167..631215dfc8 100644 --- a/tools/binman/entry.py +++ b/tools/binman/entry.py @@ -78,6 +78,8 @@ class Entry(object): external: True if this entry contains an external binary blob bintools: Bintools used by this entry (only populated for Image) missing_bintools: List of missing bintools for this entry + update_hash: True if this entry's "hash" subnode should be + updated with a hash of the entry contents """ def __init__(self, section, etype, node, name_prefix=''): # Put this here to allow entry-docs and help to work without libfdt @@ -111,6 +113,7 @@ class Entry(object): self.allow_fake = False self.bintools = {} self.missing_bintools = [] + self.update_hash = True @staticmethod def FindEntryClass(etype, expanded): @@ -315,9 +318,11 @@ class Entry(object): if self.compress != 'none': state.AddZeroProp(self._node, 'uncomp-size') - err = state.CheckAddHashProp(self._node) - if err: - self.Raise(err) + + if self.update_hash: + err = state.CheckAddHashProp(self._node) + if err: + self.Raise(err) def SetCalculatedProperties(self): """Set the value of device-tree properties calculated by binman""" @@ -333,7 +338,9 @@ class Entry(object): state.SetInt(self._node, 'orig-size', self.orig_size, True) if self.uncomp_size is not None: state.SetInt(self._node, 'uncomp-size', self.uncomp_size) - state.CheckSetHashValue(self._node, self.GetData) + + if self.update_hash: + state.CheckSetHashValue(self._node, self.GetData) def ProcessFdt(self, fdt): """Allow entries to adjust the device tree @@ -1108,3 +1115,11 @@ features to produce new behaviours. btool = bintool.Bintool.create(name) tools[name] = btool return btool + + def SetUpdateHash(self, update_hash): + """Set whether this entry's "hash" subnode should be updated + + Args: + update_hash: True if hash should be updated, False if not + """ + self.update_hash = update_hash diff --git a/tools/binman/etype/fit.py b/tools/binman/etype/fit.py index a56b0564f9..cd7ebc571e 100644 --- a/tools/binman/etype/fit.py +++ b/tools/binman/etype/fit.py @@ -186,6 +186,8 @@ class Entry_fit(Entry_section): # 'data' property later. entry = Entry.Create(self.section, node, etype='section') entry.ReadNode() + # The hash subnodes here are for mkimage, not binman. + entry.SetUpdateHash(False) self._entries[rel_path] = entry for subnode in node.subnodes: @@ -294,13 +296,3 @@ class Entry_fit(Entry_section): def AddBintools(self, tools): super().AddBintools(tools) self.mkimage = self.AddBintool(tools, 'mkimage') - - def AddMissingProperties(self, have_image_pos): - # We don't want to interfere with any hash properties in the FIT, so - # disable this for now. - pass - - def SetCalculatedProperties(self): - # We don't want to interfere with any hash properties in the FIT, so - # disable this for now. - pass diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py index 59b6d52fbe..b6801b7275 100644 --- a/tools/binman/ftest.py +++ b/tools/binman/ftest.py @@ -5160,5 +5160,29 @@ fdt fdtmap Extract the devicetree blob from the fdtmap self.assertRegex(err, "Image 'main-section'.*missing bintools.*: futility") + def testFitSubentryHashSubnode(self): + """Test an image with a FIT inside""" + data, _, _, out_dtb_name = self._DoReadFileDtb( + '221_fit_subentry_hash.dts', use_real_dtb=True, update_dtb=True) + + mkimage_dtb = fdt.Fdt.FromData(data) + mkimage_dtb.Scan() + binman_dtb = fdt.Fdt(out_dtb_name) + binman_dtb.Scan() + + # Check that binman didn't add hash values + fnode = binman_dtb.GetNode('/binman/fit/images/kernel/hash') + self.assertNotIn('value', fnode.props) + + fnode = binman_dtb.GetNode('/binman/fit/images/fdt-1/hash') + self.assertNotIn('value', fnode.props) + + # Check that mkimage added hash values + fnode = mkimage_dtb.GetNode('/images/kernel/hash') + self.assertIn('value', fnode.props) + + fnode = mkimage_dtb.GetNode('/images/fdt-1/hash') + self.assertIn('value', fnode.props) + if __name__ == "__main__": unittest.main() diff --git a/tools/binman/test/221_fit_subentry_hash.dts b/tools/binman/test/221_fit_subentry_hash.dts new file mode 100644 index 0000000000..2cb04f96d0 --- /dev/null +++ b/tools/binman/test/221_fit_subentry_hash.dts @@ -0,0 +1,52 @@ +// SPDX-License-Identifier: GPL-2.0+ + +/dts-v1/; + +/ { + #address-cells = <1>; + #size-cells = <1>; + + binman { + fit { + description = "test-desc"; + #address-cells = <1>; + + images { + kernel { + description = "Vanilla Linux kernel"; + type = "kernel"; + arch = "ppc"; + os = "linux"; + compression = "gzip"; + load = <00000000>; + entry = <00000000>; + hash { + algo = "sha1"; + }; + u-boot { + }; + }; + fdt-1 { + description = "Flattened Device Tree blob"; + type = "flat_dt"; + arch = "ppc"; + compression = "none"; + hash { + algo = "crc32"; + }; + u-boot-spl-dtb { + }; + }; + }; + + configurations { + default = "conf-1"; + conf-1 { + description = "Boot Linux kernel with FDT blob"; + kernel = "kernel"; + fdt = "fdt-1"; + }; + }; + }; + }; +}; |