From: Wang Long <long.wanglong-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
To: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
gaurav.minocha.os-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: pawel.moll-5wv7dgnIgG8@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org,
galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
long.wanglong-hv44wF8Li93QT0dZR+AlfA@public.gmane.org,
peifeiyue-hv44wF8Li93QT0dZR+AlfA@public.gmane.org
Subject: [PATCH v2 1/2] Documentation: update the of_selftest.txt
Date: Mon, 9 Mar 2015 02:35:24 +0000 [thread overview]
Message-ID: <1425868525-113952-1-git-send-email-long.wanglong@huawei.com> (raw)
Since the directory "drivers/of/testcase-data" is renamed
to "drivers/of/unittest-data". so we should update the path
in the of_selftest.txt.
When the kernel is built with OF_SELFUNIT enabled, the output
dtb is testcases.dtb instead of testcase.dtb, also update it
(s/testcase/testcases/).
Signed-off-by: Wang Long <long.wanglong-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
---
Documentation/devicetree/of_selftest.txt | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)
diff --git a/Documentation/devicetree/of_selftest.txt b/Documentation/devicetree/of_selftest.txt
index 57a808b..3e4e7d4 100644
--- a/Documentation/devicetree/of_selftest.txt
+++ b/Documentation/devicetree/of_selftest.txt
@@ -1,11 +1,11 @@
-Open Firmware Device Tree Selftest
+Open Firmware Device Tree Unittest
----------------------------------
Author: Gaurav Minocha <gaurav.minocha.os-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
1. Introduction
-This document explains how the test data required for executing OF selftest
+This document explains how the test data required for executing OF unittest
is attached to the live tree dynamically, independent of the machine's
architecture.
@@ -22,31 +22,31 @@ most of the device drivers in various use cases.
2. Test-data
-The Device Tree Source file (drivers/of/testcase-data/testcases.dts) contains
+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/selftests.c. Currently, following Device Tree Source Include files
-(.dtsi) are included in testcase.dts:
+drivers/of/unittest.c. Currently, following Device Tree Source Include files
+(.dtsi) are included in testcases.dts:
-drivers/of/testcase-data/tests-interrupts.dtsi
-drivers/of/testcase-data/tests-platform.dtsi
-drivers/of/testcase-data/tests-phandle.dtsi
-drivers/of/testcase-data/tests-match.dtsi
+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
When the kernel is build with OF_SELFTEST enabled, then the following make rule
$(obj)/%.dtb: $(src)/%.dts FORCE
$(call if_changed_dep, dtc)
-is used to compile the DT source file (testcase.dts) into a binary blob
-(testcase.dtb), also referred as flattened DT.
+is used to compile the DT source file (testcases.dts) into a binary blob
+(testcases.dtb), also referred as flattened DT.
After that, using the following rule the binary blob above is wrapped as an
-assembly file (testcase.dtb.S).
+assembly file (testcases.dtb.S).
$(obj)/%.dtb.S: $(obj)/%.dtb
$(call cmd, dt_S_dtb)
-The assembly file is compiled into an object file (testcase.dtb.o), and is
+The assembly file is compiled into an object file (testcases.dtb.o), and is
linked into the kernel image.
@@ -98,7 +98,7 @@ child11 -> sibling12 -> sibling13 -> sibling14 -> null
Figure 1: Generic structure of un-flattened device tree
-Before executing OF selftest, it is required to attach the test data to
+Before executing OF unittest, it is required to attach the test data to
machine's device tree (if present). So, when selftest_data_add() is called,
at first it reads the flattened device tree data linked into the kernel image
via the following kernel symbols:
--
1.8.3.4
--
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next reply other threads:[~2015-03-09 2:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-09 2:35 Wang Long [this message]
2015-03-09 2:35 ` [PATCH v2 2/2] Documentation: rename of_selftest.txt to of_unittest.txt Wang Long
2015-03-10 14:44 ` [PATCH v2 1/2] Documentation: update the of_selftest.txt Rob Herring
[not found] ` <CAL_JsqLgxCQW==4YQrX193g+x22d1iL2jBGY4CSMnq7cQcSgZQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-03-10 14:50 ` Rob Herring
2015-03-10 15:16 ` Gaurav Minocha
2015-03-11 3:07 ` long.wanglong
2015-03-28 1:37 ` Grant Likely
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