At present the contents of an FDT (for each phase) are fixed,
determined by the build and provided to Binman as input files.
Provide a means for entry types to provide their own FDT, so that it can
be processed, if needed.
Signed-off-by: Simon Glass <s...@chromium.org>
---
tools/binman/entry.py | 12 ++++++++++++
tools/binman/etype/blob_dtb.py | 4 ++--
tools/binman/image.py | 4 ++++
3 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/tools/binman/entry.py b/tools/binman/entry.py
index 752c584c9a3..494b1b1278d 100644
--- a/tools/binman/entry.py
+++ b/tools/binman/entry.py
@@ -1386,3 +1386,15 @@ features to produce new behaviours.
def UpdateSignatures(self, privatekey_fname, algo, input_fname):
self.Raise('Updating signatures is not supported with this entry type')
+
+ def FdtContents(self, fdt_etype):
+ """Get the contents of an FDT for a particular phase
+
+ Args:
+ fdt_etype (str): Filename of the phase of the FDT to return, e.g.
+ 'u-boot-tpl-dtb'
+
+ Returns:
+ bytes: Contents of requested FDT
+ """
+ return self.section.FdtContents(fdt_etype)
diff --git a/tools/binman/etype/blob_dtb.py b/tools/binman/etype/blob_dtb.py
index 1471ded2211..b234323d7cf 100644
--- a/tools/binman/etype/blob_dtb.py
+++ b/tools/binman/etype/blob_dtb.py
@@ -41,12 +41,12 @@ class Entry_blob_dtb(Entry_blob):
def ObtainContents(self, fake_size=0):
"""Get the device-tree from the list held by the 'state' module"""
self._filename = self.GetDefaultFilename()
- self._pathname, _ = state.GetFdtContents(self.GetFdtEtype())
+ self._pathname, _ = self.FdtContents(self.GetFdtEtype())
return super().ReadBlobContents()
def ProcessContents(self):
"""Re-read the DTB contents so that we get any calculated properties"""
- _, indata = state.GetFdtContents(self.GetFdtEtype())
+ _, indata = self.FdtContents(self.GetFdtEtype())
if self.compress == 'zstd' and self.prepend != 'length':
self.Raise('The zstd compression requires a length header')
diff --git a/tools/binman/image.py b/tools/binman/image.py
index 97443d3c0a7..c1be5cc23a2 100644
--- a/tools/binman/image.py
+++ b/tools/binman/image.py
@@ -425,3 +425,7 @@ class Image(section.Entry_section):
super().AddBintools(bintools)
self.bintools = bintools
return bintools
+
+ def FdtContents(self, fdt_etype):
+ """This base-class implementation simply calls the state function"""
+ return state.GetFdtContents(fdt_etype)
--
2.34.1
