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authorRoger Quadros <rogerq@kernel.org>2022-02-02 13:21:54 +0200
committerPraneeth Bajjuri <praneeth@ti.com>2022-02-02 16:22:01 -0600
commitdd0bb6313c97ff8b2e9ec135125976e353f007aa (patch)
tree078ca2e0cdd8bec675fe816ef146f81d04a5fee8 /tools
parent1e966438591abf20a6cad5f66e65e243163a124b (diff)
binman: Add support for TEE BL32
Add an entry for OP-TEE Trusted OS 'BL32' payload. This is required by platforms using Cortex-A cores with TrustZone technology. Signed-off-by: Roger Quadros <rogerq@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/binman/README.entries13
-rw-r--r--tools/binman/etype/atf_bl32.py22
-rw-r--r--tools/binman/ftest.py7
-rw-r--r--tools/binman/test/170_atf_bl32.dts16
4 files changed, 58 insertions, 0 deletions
diff --git a/tools/binman/README.entries b/tools/binman/README.entries
index 999b77690f..fbf1ab8ef5 100644
--- a/tools/binman/README.entries
+++ b/tools/binman/README.entries
@@ -25,6 +25,19 @@ about ATF.
+Entry: atf-bl32: Entry containing an OP-TEE Trusted OS (TEE) BL32 blob
+-------------------------------------------------------------------------
+
+Properties / Entry arguments:
+ - atf-bl32-path: Filename of file to read into entry. This is typically
+ called bl32.bin or bl32.elf
+
+This entry holds the run-time firmware, typically started by U-Boot SPL.
+See the U-Boot README for your architecture or board for how to use it. See
+https://github.com/OP-TEE/optee_os for more information about OP-TEE.
+
+
+
Entry: blob: Entry containing an arbitrary binary blob
------------------------------------------------------
diff --git a/tools/binman/etype/atf_bl32.py b/tools/binman/etype/atf_bl32.py
new file mode 100644
index 0000000000..e74b4e4428
--- /dev/null
+++ b/tools/binman/etype/atf_bl32.py
@@ -0,0 +1,22 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+#
+# Entry-type module for OP-TEE Trusted OS firmware blob
+#
+
+from binman.etype.blob_named_by_arg import Entry_blob_named_by_arg
+
+class Entry_atf_bl32(Entry_blob_named_by_arg):
+ """Entry containing an OP-TEE Trusted OS (TEE) BL32 blob
+
+ Properties / Entry arguments:
+ - atf-bl32-path: Filename of file to read into entry. This is typically
+ called bl32.bin or bl32.elf
+
+ This entry holds the run-time firmware, typically started by U-Boot SPL.
+ See the U-Boot README for your architecture or board for how to use it. See
+ https://github.com/OP-TEE/optee_os for more information about OP-TEE.
+ """
+ def __init__(self, section, etype, node):
+ super().__init__(section, etype, node, 'atf-bl32')
+ self.external = True
diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index e753a342c8..ccbaf39cbf 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -76,6 +76,7 @@ FSP_M_DATA = b'fsp_m'
FSP_S_DATA = b'fsp_s'
FSP_T_DATA = b'fsp_t'
ATF_BL31_DATA = b'bl31'
+ATF_BL32_DATA = b'bl32'
SCP_DATA = b'scp'
TEST_FDT1_DATA = b'fdt1'
TEST_FDT2_DATA = b'test-fdt2'
@@ -178,6 +179,7 @@ class TestFunctional(unittest.TestCase):
TestFunctional._MakeInputFile('compress', COMPRESS_DATA)
TestFunctional._MakeInputFile('compress_big', COMPRESS_DATA_BIG)
TestFunctional._MakeInputFile('bl31.bin', ATF_BL31_DATA)
+ TestFunctional._MakeInputFile('bl32.bin', ATF_BL32_DATA)
TestFunctional._MakeInputFile('scp.bin', SCP_DATA)
# Add a few .dtb files for testing
@@ -3672,6 +3674,11 @@ class TestFunctional(unittest.TestCase):
data = self._DoReadFile('169_atf_bl31.dts')
self.assertEqual(ATF_BL31_DATA, data[:len(ATF_BL31_DATA)])
+ def testPackBl32(self):
+ """Test that an image with an ATF BL32 binary can be created"""
+ data = self._DoReadFile('170_atf_bl32.dts')
+ self.assertEqual(ATF_BL32_DATA, data[:len(ATF_BL32_DATA)])
+
def testPackScp(self):
"""Test that an image with an SCP binary can be created"""
data = self._DoReadFile('172_scp.dts')
diff --git a/tools/binman/test/170_atf_bl32.dts b/tools/binman/test/170_atf_bl32.dts
new file mode 100644
index 0000000000..8c15c79c86
--- /dev/null
+++ b/tools/binman/test/170_atf_bl32.dts
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/dts-v1/;
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ binman {
+ size = <16>;
+
+ atf-bl32 {
+ filename = "bl32.bin";
+ };
+ };
+};