Add PECI library and peci_cmds utility source

This adds the PECI library and peci_cmds utility source ported
from Intel-BMC.

Signed-off-by: Jason M. Bills <jason.m.bills@linux.intel.com>
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..441b320
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,40 @@
+cmake_minimum_required(VERSION 3.6)
+project(libpeci)
+
+add_library(peci SHARED peci.c)
+
+set_property(TARGET peci PROPERTY C_STANDARD 99)
+target_include_directories(peci PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+set_target_properties(peci PROPERTIES VERSION "1.0" SOVERSION "1")
+
+set(
+  CMAKE_C_FLAGS
+  "${CMAKE_C_FLAGS} \
+-Wall \
+-Wextra \
+-Wcast-align \
+-Wunused \
+-Wconversion \
+-Wsign-conversion \
+-Wnull-dereference \
+-Wdouble-promotion \
+-Wformat=2 \
+-Wno-unused-parameter \
+-Werror \
+-Wduplicated-cond \
+-Wduplicated-branches \
+-Wlogical-op \
+"
+  )
+
+install(TARGETS peci DESTINATION lib)
+install(FILES peci.h DESTINATION include)
+
+add_executable(peci_cmds peci_cmds.c)
+add_dependencies(peci_cmds peci)
+target_link_libraries(peci_cmds peci)
+
+install(TARGETS peci_cmds
+        RUNTIME DESTINATION bin
+        LIBRARY DESTINATION lib
+        ARCHIVE DESTINATION lib/static)