diff options
Diffstat (limited to 'Documentation/devicetree/of_unittest.rst')
| -rw-r--r-- | Documentation/devicetree/of_unittest.rst | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/Documentation/devicetree/of_unittest.rst b/Documentation/devicetree/of_unittest.rst index 8864b52d1195..8b557acd29d1 100644 --- a/Documentation/devicetree/of_unittest.rst +++ b/Documentation/devicetree/of_unittest.rst @@ -50,15 +50,13 @@ from 'scripts/dtc/of_unittest_expect --help'. The Device Tree Source file (drivers/of/unittest-data/testcases.dts) contains the test data required for executing the unit tests automated in -drivers/of/unittest.c. Currently, following Device Tree Source Include files -(.dtsi) are included in testcases.dts:: +drivers/of/unittest.c. See the content of the folder:: - drivers/of/unittest-data/tests-interrupts.dtsi - drivers/of/unittest-data/tests-platform.dtsi - drivers/of/unittest-data/tests-phandle.dtsi - drivers/of/unittest-data/tests-match.dtsi + drivers/of/unittest-data/tests-*.dtsi -When the kernel is build with OF_SELFTEST enabled, then the following make +for the Device Tree Source Include files (.dtsi) included in testcases.dts. + +When the kernel is built with CONFIG_OF_UNITTEST enabled, then the following make rule:: $(obj)/%.dtb: $(src)/%.dts FORCE @@ -135,7 +133,7 @@ via the following kernel symbols:: __dtb_testcases_end - address marking the end of test data blob Secondly, it calls of_fdt_unflatten_tree() to unflatten the flattened -blob. And finally, if the machine's device tree (i.e live tree) is present, +blob. And finally, if the machine's device tree (i.e. live tree) is present, then it attaches the unflattened test data tree to the live tree, else it attaches itself as a live device tree. |