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binman: ftest: Add test for u_boot_spl_pubkey_dtb

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Add test for u_boot_spl_pubkey_dtb. The test adds a public key to the
dtb and checks if the required nodes will be added to the images dtb.

Signed-off-by: Lukas Funke <lukas.funke@weidmueller.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Lukas Funke 2023-07-18 13:53:13 +02:00 committed by Simon Glass
parent 6cb6425408
commit 8c1fbd1f60
2 changed files with 49 additions and 0 deletions
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33
tools/binman/ftest.py
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@ -653,6 +653,16 @@ class TestFunctional(unittest.TestCase):
TestFunctional._MakeInputFile('vpl/u-boot-vpl',
tools.read_file(cls.ElfTestFile(src_fname)))
@classmethod
def _SetupPmuFwlElf(cls, src_fname='bss_data'):
"""Set up an ELF file with a '_dt_ucode_base_size' symbol
Args:
Filename of ELF file to use as VPL
"""
TestFunctional._MakeInputFile('pmu-firmware.elf',
tools.read_file(cls.ElfTestFile(src_fname)))
@classmethod
def _SetupDescriptor(cls):
with open(cls.TestFile('descriptor.bin'), 'rb') as fd:
@ -7054,5 +7064,28 @@ fdt fdtmap Extract the devicetree blob from the fdtmap
self.assertNotIn('key-source', node.props)
def testSplPubkeyDtb(self):
"""Test u_boot_spl_pubkey_dtb etype"""
data = tools.read_file(self.TestFile("key.pem"))
self._MakeInputFile("key.crt", data)
self._DoReadFileRealDtb('306_spl_pubkey_dtb.dts')
image = control.images['image']
entries = image.GetEntries()
dtb_entry = entries['u-boot-spl-pubkey-dtb']
dtb_data = dtb_entry.GetData()
dtb = fdt.Fdt.FromData(dtb_data)
dtb.Scan()
signature_node = dtb.GetNode('/signature')
self.assertIsNotNone(signature_node)
key_node = signature_node.FindNode("key-key")
self.assertIsNotNone(key_node)
self.assertEqual(fdt_util.GetString(key_node, "required"),
"conf")
self.assertEqual(fdt_util.GetString(key_node, "algo"),
"sha384,rsa4096")
self.assertEqual(fdt_util.GetString(key_node, "key-name-hint"),
"key")
if __name__ == "__main__":
unittest.main()

16
tools/binman/test/306_spl_pubkey_dtb.dts Normal file
View file

@ -0,0 +1,16 @@
// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
/ {
#address-cells = <1>;
#size-cells = <1>;
binman {
u-boot-spl-pubkey-dtb {
algo = "sha384,rsa4096";
required = "conf";
key-name-hint = "key";
};
};
};