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authorSamuel Holland <samuel@sholland.org>2020-10-21 21:12:15 -0500
committerJagan Teki <jagan@amarulasolutions.com>2020-10-22 11:43:43 +0530
commit18bd45592cbd87a766450d08169ec574853b50fa (patch)
tree43c470a3fb689c44d34281ccb66d65d978378f1f
parent68158d59d296607849a8af6db3fe16a246934fe7 (diff)
downloadu-boot-18bd45592cbd87a766450d08169ec574853b50fa.tar.gz
binman: Add support for SCP firmware
Add an entry type for a firmware blob for a System Control Processor, given by an entry arg. This firmware is a raw binary blob. Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Samuel Holland <samuel@sholland.org> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
-rw-r--r--Makefile1
-rw-r--r--tools/binman/etype/scp.py19
-rw-r--r--tools/binman/ftest.py7
-rw-r--r--tools/binman/test/172_scp.dts16
4 files changed, 43 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 2b2167573f..1502a74d2a 100644
--- a/Makefile
+++ b/Makefile
@@ -1331,6 +1331,7 @@ cmd_binman = $(srctree)/tools/binman/binman $(if $(BINMAN_DEBUG),-D) \
-I arch/$(ARCH)/dts -a of-list=$(CONFIG_OF_LIST) \
-a atf-bl31-path=${BL31} \
-a default-dt=$(default_dt) \
+ -a scp-path=$(SCP) \
$(BINMAN_$(@F))
OBJCOPYFLAGS_u-boot.ldr.hex := -I binary -O ihex
diff --git a/tools/binman/etype/scp.py b/tools/binman/etype/scp.py
new file mode 100644
index 0000000000..93f8787d2d
--- /dev/null
+++ b/tools/binman/etype/scp.py
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright 2020 Samuel Holland <samuel@sholland.org>
+#
+# Entry-type module for System Control Processor (SCP) firmware blob
+#
+
+from binman.etype.blob_named_by_arg import Entry_blob_named_by_arg
+
+class Entry_scp(Entry_blob_named_by_arg):
+ """Entry containing a System Control Processor (SCP) firmware blob
+
+ Properties / Entry arguments:
+ - scp-path: Filename of file to read into the entry, typically scp.bin
+
+ This entry holds firmware for an external platform-specific coprocessor.
+ """
+ def __init__(self, section, etype, node):
+ super().__init__(section, etype, node, 'scp')
+ self.external = True
diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index b771b9d5df..75f6ca3a89 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -75,6 +75,7 @@ FSP_M_DATA = b'fsp_m'
FSP_S_DATA = b'fsp_s'
FSP_T_DATA = b'fsp_t'
ATF_BL31_DATA = b'bl31'
+SCP_DATA = b'scp'
TEST_FDT1_DATA = b'fdt1'
TEST_FDT2_DATA = b'test-fdt2'
ENV_DATA = b'var1=1\nvar2="2"'
@@ -175,6 +176,7 @@ class TestFunctional(unittest.TestCase):
TestFunctional._MakeInputFile('compress', COMPRESS_DATA)
TestFunctional._MakeInputFile('bl31.bin', ATF_BL31_DATA)
+ TestFunctional._MakeInputFile('scp.bin', SCP_DATA)
# Add a few .dtb files for testing
TestFunctional._MakeInputFile('%s/test-fdt1.dtb' % TEST_FDT_SUBDIR,
@@ -3578,6 +3580,11 @@ class TestFunctional(unittest.TestCase):
data = self._DoReadFile('169_atf_bl31.dts')
self.assertEqual(ATF_BL31_DATA, data[:len(ATF_BL31_DATA)])
+ def testPackScp(self):
+ """Test that an image with an SCP binary can be created"""
+ data = self._DoReadFile('172_scp.dts')
+ self.assertEqual(SCP_DATA, data[:len(SCP_DATA)])
+
def testFitFdt(self):
"""Test an image with an FIT with multiple FDT images"""
def _CheckFdt(seq, expected_data):
diff --git a/tools/binman/test/172_scp.dts b/tools/binman/test/172_scp.dts
new file mode 100644
index 0000000000..354e4ef17d
--- /dev/null
+++ b/tools/binman/test/172_scp.dts
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/dts-v1/;
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ binman {
+ size = <16>;
+
+ scp {
+ filename = "scp.bin";
+ };
+ };
+};