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-rw-r--r--linux/Config.in3
-rw-r--r--linux/Config.tools.in11
-rw-r--r--linux/linux-tool-cpupower.mk39
3 files changed, 53 insertions, 0 deletions
diff --git a/linux/Config.in b/linux/Config.in
index 8c86a1ae7e..097cde5469 100644
--- a/linux/Config.in
+++ b/linux/Config.in
@@ -364,6 +364,9 @@ config BR2_LINUX_KERNEL_INSTALL_TARGET
# Linux extensions
source "linux/Config.ext.in"
+# Linux tools
+source "linux/Config.tools.in"
+
endif # BR2_LINUX_KERNEL
endmenu
diff --git a/linux/Config.tools.in b/linux/Config.tools.in
new file mode 100644
index 0000000000..008e68c5f4
--- /dev/null
+++ b/linux/Config.tools.in
@@ -0,0 +1,11 @@
+menu "Linux Kernel Tools"
+
+config BR2_LINUX_KERNEL_TOOL_CPUPOWER
+ bool "cpupower"
+ depends on !BR2_bfin # pciutils
+ select BR2_PACKAGE_PCIUTILS
+ help
+ cpupower is a collection of tools to examine and tune power
+ saving related features of your processor.
+
+endmenu
diff --git a/linux/linux-tool-cpupower.mk b/linux/linux-tool-cpupower.mk
new file mode 100644
index 0000000000..4551cda1f1
--- /dev/null
+++ b/linux/linux-tool-cpupower.mk
@@ -0,0 +1,39 @@
+################################################################################
+#
+# cpupower
+#
+################################################################################
+
+LINUX_TOOLS += cpupower
+
+CPUPOWER_DEPENDENCIES = pciutils
+
+CPUPOWER_MAKE_OPTS = CROSS=$(TARGET_CROSS) \
+ CPUFREQ_BENCH=false \
+ DEBUG=false
+
+define CPUPOWER_BUILD_CMDS
+ $(Q)if test ! -f $(@D)/tools/power/cpupower/Makefile ; then \
+ echo "Your kernel version is too old and does not have the cpupower tool." ; \
+ echo "At least kernel 3.4 must be used." ; \
+ exit 1 ; \
+ fi
+
+ $(TARGET_MAKE_ENV) $(MAKE) -C $(@D)/tools \
+ $(CPUPOWER_MAKE_OPTS) \
+ cpupower
+endef
+
+define CPUPOWER_INSTALL_STAGING_CMDS
+ $(TARGET_MAKE_ENV) $(MAKE) -C $(@D)/tools \
+ $(CPUPOWER_MAKE_OPTS) \
+ DESTDIR=$(STAGING_DIR) \
+ cpupower_install
+endef
+
+define CPUPOWER_INSTALL_TARGET_CMDS
+ $(TARGET_MAKE_ENV) $(MAKE) -C $(@D)/tools \
+ $(CPUPOWER_MAKE_OPTS) \
+ DESTDIR=$(TARGET_DIR) \
+ cpupower_install
+endef
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