[PATCH RFC v2 03/11] ti: etype: sysfw: Add entry type for sysfw

[Neha Malcom Francis <n-francis@ti.com>]

For K3 devices that require a sysfw image, add entry for SYSFW. It can
contain system firmware image that can be packaged into sysfw.itb by
binman.

Signed-off-by: Tarun Sahu <t-sahu@ti.com>
[n-francis@ti.com: added tests for addition of etype]
Signed-off-by: Neha Malcom Francis <n-francis@ti.com>
---
 Makefile                           |  1 +
 tools/binman/entries.rst           | 11 +++++++++++
 tools/binman/etype/ti_sysfw.py     | 28 ++++++++++++++++++++++++++++
 tools/binman/ftest.py              |  7 +++++++
 tools/binman/test/232_ti_sysfw.dts | 13 +++++++++++++
 5 files changed, 60 insertions(+)
 create mode 100644 tools/binman/etype/ti_sysfw.py
 create mode 100644 tools/binman/test/232_ti_sysfw.dts

diff --git a/Makefile b/Makefile
index 4b347d3603..581fbba4c3 100644
--- a/Makefile
+++ b/Makefile
@@ -1338,6 +1338,7 @@ cmd_binman = $(srctree)/tools/binman/binman $(if $(BINMAN_DEBUG),-D) \
 		-a opensbi-path=${OPENSBI} \
 		-a default-dt=$(default_dt) \
 		-a scp-path=$(SCP) \
+		-a ti-sysfw-path=$(SYSFW) \
 		-a spl-bss-pad=$(if $(CONFIG_SPL_SEPARATE_BSS),,1) \
 		-a tpl-bss-pad=$(if $(CONFIG_TPL_SEPARATE_BSS),,1) \
 		-a spl-dtb=$(CONFIG_SPL_OF_REAL) \
diff --git a/tools/binman/entries.rst b/tools/binman/entries.rst
index ae4305c99e..6c0f03b34f 100644
--- a/tools/binman/entries.rst
+++ b/tools/binman/entries.rst
@@ -1203,6 +1203,17 @@ This entry holds firmware for an external platform-specific coprocessor.
 
 
 
+Entry: sysfw: Texas Instruments System Firmware (SYSFW) blob
+------------------------------------------------------------
+
+Properties / Entry arguments:
+    - ti-sysfw-path: Filename of file to read into the entry, typically sysfw.bin
+
+This entry contains system firmware necessary for booting of K3 architecture
+devices.
+
+
+
 Entry: section: Entry that contains other entries
 -------------------------------------------------
 
diff --git a/tools/binman/etype/ti_sysfw.py b/tools/binman/etype/ti_sysfw.py
new file mode 100644
index 0000000000..5b5b307030
--- /dev/null
+++ b/tools/binman/etype/ti_sysfw.py
@@ -0,0 +1,28 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+#
+# Entry type module for TI SYSFW binary blob
+#
+
+import os
+import struct
+import sys
+import zlib
+
+from binman.etype.blob_named_by_arg import Entry_blob_named_by_arg
+from dtoc import fdt_util
+from patman import tools
+
+
+class Entry_ti_sysfw(Entry_blob_named_by_arg):
+    """Entry containing Texas Instruments System Firmware (SYSFW) blob
+
+    Properties / Entry arguments:
+        - ti-sysfw-path: Filename of file to read into the entry, typically sysfw.bin
+
+    This entry contains system firmware necessary for booting of K3 architecture devices.
+    """
+
+    def __init__(self, section, etype, node):
+        super().__init__(section, etype, node, 'ti-sysfw')
+        self.external = True
diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index 4ce181a066..ec408de334 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -87,6 +87,7 @@ ATF_BL31_DATA         = b'bl31'
 TEE_OS_DATA           = b'this is some tee OS data'
 ATF_BL2U_DATA         = b'bl2u'
 OPENSBI_DATA          = b'opensbi'
+TI_SYSFW_DATA         = b'sysfw'
 SCP_DATA              = b'scp'
 TEST_FDT1_DATA        = b'fdt1'
 TEST_FDT2_DATA        = b'test-fdt2'
@@ -195,6 +196,7 @@ class TestFunctional(unittest.TestCase):
         TestFunctional._MakeInputFile('tee-pager.bin', TEE_OS_DATA)
         TestFunctional._MakeInputFile('bl2u.bin', ATF_BL2U_DATA)
         TestFunctional._MakeInputFile('fw_dynamic.bin', OPENSBI_DATA)
+        TestFunctional._MakeInputFile('sysfw.bin', TI_SYSFW_DATA)
         TestFunctional._MakeInputFile('scp.bin', SCP_DATA)
 
         # Add a few .dtb files for testing
@@ -5522,6 +5524,11 @@ fdt         fdtmap                Extract the devicetree blob from the fdtmap
         """Test an image with a pre-load header with an invalid key"""
         with self.assertRaises(ValueError) as e:
             data = self._DoReadFile('231_pre_load_invalid_key.dts')
+    
+    def testPackTiSysfw(self):
+        """Test that an image with a SYSFW binary can be created"""
+        data = self._DoReadFile('232_ti_sysfw.dts')
+        self.assertEqual(TI_SYSFW_DATA, data[:len(TI_SYSFW_DATA)])
 
 if __name__ == "__main__":
     unittest.main()
diff --git a/tools/binman/test/232_ti_sysfw.dts b/tools/binman/test/232_ti_sysfw.dts
new file mode 100644
index 0000000000..9e66cbe77b
--- /dev/null
+++ b/tools/binman/test/232_ti_sysfw.dts
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/dts-v1/;
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	binman {
+		ti-sysfw {
+			filename = "sysfw.bin";
+		};
+	};
+};
-- 
2.17.1