[meta-oe][PATCH v3] devtools: Add recipe for Chromium Embedded Controller utilities

[Moritz Fischer <moritz.fischer@ettus.com>]

Add a recipe to build 'ectool' a utility to interact with the embedded
controller on Google's chromebooks (and other platforms using it).

Signed-off-by: Moritz Fischer <moritz.fischer@ettus.com>
---
Changes from v1:

- Replaced DESCRIPTION with SUMMARY (Martin)
- Use EXTRA_OEMAKE (Martin)
- Removed FILESEXTRAPATHS (Martin)
- Changed PV (Martin / Khem)
- Removed FILES_PN (Khem)

Changes from v2:

- Changed PV (Martin)

---
 .../chromium-utils/chromium-utils.bb               | 24 ++++++++++++++++++++
 .../files/0001-build-Add-HOST_LDFLAGS.patch        | 26 ++++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 meta/recipes-devtools/chromium-utils/chromium-utils.bb
 create mode 100644 meta/recipes-devtools/chromium-utils/files/0001-build-Add-HOST_LDFLAGS.patch

diff --git a/meta/recipes-devtools/chromium-utils/chromium-utils.bb b/meta/recipes-devtools/chromium-utils/chromium-utils.bb
new file mode 100644
index 0000000..f2216fe
--- /dev/null
+++ b/meta/recipes-devtools/chromium-utils/chromium-utils.bb
@@ -0,0 +1,24 @@
+SUMMARY = "Chromium EC utilities"
+DEPENDS = "libftdi"
+LICENSE = "BSD-3-Clause"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=562c740877935f40b262db8af30bca36"
+
+SRCREV = "b19bb1f22a3fd0102030485d324c0321a18827e8"
+SRC_URI = "git://chromium.googlesource.com/chromiumos/platform/ec;protocol=https \
+           file://0001-build-Add-HOST_LDFLAGS.patch \
+          "
+
+PV = "1.1.9999+gitr${SRCPV}"
+
+S = "${WORKDIR}/git"
+
+EXTRA_OEMAKE = "'HOSTCC=${CC}' 'HOSTCFLAGS=${CFLAGS}' 'HOST_LDFLAGS=${LDFLAGS}'"
+
+do_compile() {
+    oe_runmake utils
+}
+
+do_install() {
+    install -m 0755 -d ${D}${bindir}
+    install -m 0755 ${S}/build/bds/util/ectool ${D}${bindir}/ectool
+}
diff --git a/meta/recipes-devtools/chromium-utils/files/0001-build-Add-HOST_LDFLAGS.patch b/meta/recipes-devtools/chromium-utils/files/0001-build-Add-HOST_LDFLAGS.patch
new file mode 100644
index 0000000..46e8cad
--- /dev/null
+++ b/meta/recipes-devtools/chromium-utils/files/0001-build-Add-HOST_LDFLAGS.patch
@@ -0,0 +1,26 @@
+From 56ffeeffea735a6a8f69fc111278ebabe3c7e2d8 Mon Sep 17 00:00:00 2001
+From: Moritz Fischer <moritz.fischer@ettus.com>
+Date: Tue, 27 Dec 2016 22:24:07 -0800
+Subject: [PATCH] build Add HOST_LDFLAGS
+
+Signed-off-by: Moritz Fischer <moritz.fischer@ettus.com>
+---
+ Makefile.rules | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Makefile.rules b/Makefile.rules
+index 404454d..0057ba9 100644
+--- a/Makefile.rules
++++ b/Makefile.rules
+@@ -60,7 +60,7 @@ cmd_c_to_build = $(BUILDCC) $(BUILD_CFLAGS) \
+ 	         $(sort $(foreach c,$($(*F)-objs),util/$(c:%.o=%.c)) $*.c) \
+ 	         $(BUILD_LDFLAGS) \
+ 	         -MMD -MF $@.d -o $@
+-cmd_c_to_host = $(HOSTCC) $(HOST_CFLAGS) -MMD -MF $@.d  -o $@ \
++cmd_c_to_host = $(HOSTCC) $(HOST_CFLAGS) $(HOST_LDFLAGS) -MMD -MF $@.d  -o $@ \
+ 	         $(sort $(foreach c,$($(*F)-objs),util/$(c:%.o=%.c)) $*.c)
+ cmd_cxx_to_host = $(HOSTCXX) -std=c++0x $(COMMON_WARN) $(HOST_CXXFLAGS)\
+ 	-I ./$($(notdir $@)_ROOT) -o $@ $(filter %.cc,$^) $($(notdir $@)_LIBS)
+-- 
+2.4.11
+
-- 
2.7.4