diff options
| -rw-r--r-- | tools/binman/README.entries | 17 | ||||
| -rw-r--r-- | tools/binman/etype/x86_start16_tpl.py | 30 | ||||
| -rw-r--r-- | tools/binman/ftest.py | 10 | ||||
| -rw-r--r-- | tools/binman/test/81_x86-start16-tpl.dts | 14 |
4 files changed, 70 insertions, 1 deletions
diff --git a/tools/binman/README.entries b/tools/binman/README.entries index 041e77771e..31bc725d57 100644 --- a/tools/binman/README.entries +++ b/tools/binman/README.entries @@ -586,3 +586,20 @@ For 32-bit U-Boot, the 'x86_start16' entry type is used instead. +Entry: x86-start16-tpl: x86 16-bit start-up code for TPL +-------------------------------------------------------- + +Properties / Entry arguments: + - filename: Filename of tpl/u-boot-x86-16bit-tpl.bin (default + 'tpl/u-boot-x86-16bit-tpl.bin') + +x86 CPUs start up in 16-bit mode, even if they are 64-bit CPUs. This code +must be placed at a particular address. This entry holds that code. It is +typically placed at offset CONFIG_SYS_X86_START16. The code is responsible +for changing to 32-bit mode and starting TPL, which in turn jumps to SPL. + +If TPL is not being used, the 'x86_start16_spl or 'x86_start16' entry types +may be used instead. + + + diff --git a/tools/binman/etype/x86_start16_tpl.py b/tools/binman/etype/x86_start16_tpl.py new file mode 100644 index 0000000000..46ce169ae0 --- /dev/null +++ b/tools/binman/etype/x86_start16_tpl.py @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: GPL-2.0+ +# Copyright (c) 2018 Google, Inc +# Written by Simon Glass <sjg@chromium.org> +# +# Entry-type module for the 16-bit x86 start-up code for U-Boot TPL +# + +from entry import Entry +from blob import Entry_blob + +class Entry_x86_start16_tpl(Entry_blob): + """x86 16-bit start-up code for TPL + + Properties / Entry arguments: + - filename: Filename of tpl/u-boot-x86-16bit-tpl.bin (default + 'tpl/u-boot-x86-16bit-tpl.bin') + + x86 CPUs start up in 16-bit mode, even if they are 64-bit CPUs. This code + must be placed at a particular address. This entry holds that code. It is + typically placed at offset CONFIG_SYS_X86_START16. The code is responsible + for changing to 32-bit mode and starting TPL, which in turn jumps to SPL. + + If TPL is not being used, the 'x86_start16_spl or 'x86_start16' entry types + may be used instead. + """ + def __init__(self, section, etype, node): + Entry_blob.__init__(self, section, etype, node) + + def GetDefaultFilename(self): + return 'tpl/u-boot-x86-16bit-tpl.bin' diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py index d956bd42e1..3f4f5f3a43 100644 --- a/tools/binman/ftest.py +++ b/tools/binman/ftest.py @@ -39,6 +39,7 @@ U_BOOT_SPL_DTB_DATA = 'spldtb' U_BOOT_TPL_DTB_DATA = 'tpldtb' X86_START16_DATA = 'start16' X86_START16_SPL_DATA = 'start16spl' +X86_START16_TPL_DATA = 'start16tpl' U_BOOT_NODTB_DATA = 'nodtb with microcode pointer somewhere in here' U_BOOT_SPL_NODTB_DATA = 'splnodtb with microcode pointer somewhere in here' FSP_DATA = 'fsp' @@ -92,6 +93,8 @@ class TestFunctional(unittest.TestCase): TestFunctional._MakeInputFile('u-boot-x86-16bit.bin', X86_START16_DATA) TestFunctional._MakeInputFile('spl/u-boot-x86-16bit-spl.bin', X86_START16_SPL_DATA) + TestFunctional._MakeInputFile('tpl/u-boot-x86-16bit-tpl.bin', + X86_START16_TPL_DATA) TestFunctional._MakeInputFile('u-boot-nodtb.bin', U_BOOT_NODTB_DATA) TestFunctional._MakeInputFile('spl/u-boot-spl-nodtb.bin', U_BOOT_SPL_NODTB_DATA) @@ -964,7 +967,7 @@ class TestFunctional(unittest.TestCase): str(e.exception)) def testPackStart16Spl(self): - """Test that an image with an x86 start16 region can be created""" + """Test that an image with an x86 start16 SPL region can be created""" data = self._DoReadFile('48_x86-start16-spl.dts') self.assertEqual(X86_START16_SPL_DATA, data[:len(X86_START16_SPL_DATA)]) @@ -1376,6 +1379,11 @@ class TestFunctional(unittest.TestCase): self.assertIn("Node '/binman/text': No value provided for text label " "'test-id'", str(e.exception)) + def testPackStart16Tpl(self): + """Test that an image with an x86 start16 TPL region can be created""" + data = self._DoReadFile('81_x86-start16-tpl.dts') + self.assertEqual(X86_START16_TPL_DATA, data[:len(X86_START16_TPL_DATA)]) + if __name__ == "__main__": unittest.main() diff --git a/tools/binman/test/81_x86-start16-tpl.dts b/tools/binman/test/81_x86-start16-tpl.dts new file mode 100644 index 0000000000..68e6bbd68f --- /dev/null +++ b/tools/binman/test/81_x86-start16-tpl.dts @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0+ +/dts-v1/; + +/ { + #address-cells = <1>; + #size-cells = <1>; + + binman { + size = <16>; + + x86-start16-tpl { + }; + }; +}; |