Add HSBP Manager Daemon

This is the initial commit for the hsbp-manager
daemon. Currently it reads a json configuration
and detects whether the cpld is available. More
feaures will be added in small patches.

Tested:

busctl introspect --no-pager xyz.openbmc_project.HsbpManager /xyz/openbmc_project/inventory/item/hsbp/J85894_HSBP_1
NAME                                TYPE      SIGNATURE RESULT/VALUE    FLAGS
org.freedesktop.DBus.Introspectable interface -         -               -
.Introspect                         method    -         s               -
org.freedesktop.DBus.Peer           interface -         -               -
.GetMachineId                       method    -         s               -
.Ping                               method    -         -               -
org.freedesktop.DBus.Properties     interface -         -               -
.Get                                method    ss        v               -
.GetAll                             method    s         a{sv}           -
.Set                                method    ssv       -               -
.PropertiesChanged                  signal    sa{sv}as  -               -
xyz.openbmc_project.Inventory.Item  interface -         -               -
.Present                            property  b         true            emits-change
.PrettyName                         property  s         "J85894 HSBP 1" emits-change

Change-Id: Ibbce272e045f8643af74b778f273168442623919
Signed-off-by: Feist, James <james.feist@linux.intel.com>
diff --git a/hsbp-manager/CMakeLists.txt b/hsbp-manager/CMakeLists.txt
new file mode 100644
index 0000000..20560c9
--- /dev/null
+++ b/hsbp-manager/CMakeLists.txt
@@ -0,0 +1,98 @@
+cmake_minimum_required (VERSION 3.1 FATAL_ERROR)
+set (BUILD_SHARED_LIBRARIES OFF)
+include (ExternalProject)
+set (CMAKE_CXX_STANDARD 17)
+set (CMAKE_CXX_STANDARD_REQUIRED ON)
+set (CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
+if (NOT YOCTO) # to download gtest
+    include ("cmake/HunterGate.cmake")
+    huntergate (URL "https://github.com/ruslo/hunter/archive/v0.18.64.tar.gz"
+                SHA1 "baf9c8cc4f65306f0e442b5419967b4c4c04589a")
+endif ()
+
+project (hsbp-manager CXX)
+
+set (
+    CMAKE_CXX_FLAGS
+    "${CMAKE_CXX_FLAGS} -lstdc++fs \
+    -Werror \
+    -Wall \
+    -Wextra \
+    -Wshadow \
+    -Wnon-virtual-dtor \
+    -Wold-style-cast \
+    -Wcast-align \
+    -Wunused \
+    -Woverloaded-virtual \
+    -Wpedantic \
+    -Wconversion \
+    -Wmisleading-indentation \
+    -Wduplicated-cond \
+    -Wduplicated-branches \
+    -Wlogical-op \
+    -Wnull-dereference \
+    -Wuseless-cast \
+    -Wdouble-promotion \
+    -Wformat=2 \
+    -fno-rtti"
+)
+
+option (YOCTO "Enable Building in Yocto" OFF)
+
+if (NOT YOCTO)
+    externalproject_add (
+        Boost URL
+        https://dl.bintray.com/boostorg/release/1.69.0/source/boost_1_69_0.tar.gz
+        URL_MD5 b50944c0c13f81ce2c006802a1186f5a SOURCE_DIR
+        "${CMAKE_BINARY_DIR}/boost-src" BINARY_DIR
+        "${CMAKE_BINARY_DIR}/boost-build" CONFIGURE_COMMAND "" BUILD_COMMAND ""
+        INSTALL_COMMAND mkdir -p "${CMAKE_BINARY_DIR}/prefix/include/" && cp -R
+        ${CMAKE_BINARY_DIR}/boost-src/boost ${CMAKE_BINARY_DIR}/prefix/include
+    ) # requires apt install autoconf-archive and autoconf
+    externalproject_add (sdbusplus-project PREFIX
+                         ${CMAKE_BINARY_DIR}/sdbusplus-project GIT_REPOSITORY
+                         https://github.com/openbmc/sdbusplus.git GIT_TAG
+                         bed15f0cee4784acdf151cca14efdfb98cb9d397 SOURCE_DIR
+                         ${CMAKE_BINARY_DIR}/sdbusplus-src BINARY_DIR
+                         ${CMAKE_BINARY_DIR}/sdbusplus-build CONFIGURE_COMMAND
+                         "" BUILD_COMMAND cd ${CMAKE_BINARY_DIR}/sdbusplus-src
+                         && ./bootstrap.sh && ./configure --enable-transaction
+                         && make -j libsdbusplus.la INSTALL_COMMAND ""
+                         LOG_DOWNLOAD ON)
+
+    include_directories (SYSTEM ${CMAKE_BINARY_DIR}/sdbusplus-src)
+    link_directories (${CMAKE_BINARY_DIR}/sdbusplus-src/.libs)
+
+    include_directories (SYSTEM ${CMAKE_BINARY_DIR}/boost-src)
+    set (CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR}/boost-src ${CMAKE_PREFIX_PATH})
+
+    option (HUNTER_ENABLED "Enable hunter package pulling" ON)
+    hunter_add_package (GTest)
+
+    find_package (GTest CONFIG REQUIRED)
+endif ()
+
+add_definitions (-DBOOST_ERROR_CODE_HEADER_ONLY)
+add_definitions (-DBOOST_SYSTEM_NO_DEPRECATED)
+add_definitions (-DBOOST_ALL_NO_LIB)
+add_definitions (-DBOOST_NO_RTTI)
+add_definitions (-DBOOST_NO_TYPEID)
+add_definitions (-DBOOST_ASIO_DISABLE_THREADS)
+
+include_directories (${CMAKE_CURRENT_SOURCE_DIR}/include)
+
+add_executable (hsbp-manager src/hsbp_manager.cpp)
+
+target_link_libraries (hsbp-manager -lsystemd)
+target_link_libraries (hsbp-manager i2c)
+target_link_libraries (hsbp-manager ${Boost_LIBRARIES})
+target_link_libraries (hsbp-manager sdbusplus)
+
+if (NOT YOCTO)
+    add_dependencies (hsbp-manager sdbusplus-project)
+endif ()
+
+set (SERVICE_FILES ${PROJECT_SOURCE_DIR}/service_files/hsbp-manager.service)
+
+install (TARGETS hsbp-manager DESTINATION bin)
+install (FILES ${SERVICE_FILES} DESTINATION /lib/systemd/system/)