portability: move cmsis APIs to subsys/portability

Move cmsis OS apis under subsystem/portability. Those are not libraries
and only serve to provide a level of abstraction using the CMSIS OS APIs
to existing Zephyr interfaces.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

lib/CMakeLists.txt

@@ -4,8 +4,6 @@ if(NOT CONFIG_EXTERNAL_LIBC)
 add_subdirectory(libc)
 add_subdirectory(posix)
 endif()
-add_subdirectory_ifdef(CONFIG_CMSIS_RTOS_V1        cmsis_rtos_v1)
-add_subdirectory_ifdef(CONFIG_CMSIS_RTOS_V2        cmsis_rtos_v2)
 add_subdirectory(gui)
 add_subdirectory(os)
 add_subdirectory(util)

lib/Kconfig

@@ -5,10 +5,6 @@ source "lib/libc/Kconfig"
 
 menu "Additional libraries"
 
-source "lib/cmsis_rtos_v1/Kconfig"
-
-source "lib/cmsis_rtos_v2/Kconfig"
-
 source "lib/gui/Kconfig"
 
 source "lib/os/Kconfig"

subsys/CMakeLists.txt

@@ -19,6 +19,7 @@ add_subdirectory(random)
 add_subdirectory(storage)
 add_subdirectory_ifdef(CONFIG_SETTINGS             settings)
 add_subdirectory(fb)
+add_subdirectory(portability)
 add_subdirectory(power)
 add_subdirectory(stats)
 add_subdirectory(task_wdt)

subsys/Kconfig

@@ -38,6 +38,8 @@ source "subsys/modbus/Kconfig"
 
 source "subsys/net/Kconfig"
 
+source "subsys/portability/Kconfig"
+
 source "subsys/power/Kconfig"
 
 source "subsys/shell/Kconfig"

subsys/portability/CMakeLists.txt

@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
+
+add_subdirectory_ifdef(CONFIG_CMSIS_RTOS_V1        cmsis_rtos_v1)
+add_subdirectory_ifdef(CONFIG_CMSIS_RTOS_V2        cmsis_rtos_v2)

subsys/portability/Kconfig

@@ -0,0 +1,10 @@
+# Copyright (c) 2021 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+menu "Portability"
+
+source "subsys/portability/cmsis_rtos_v1/Kconfig"
+
+source "subsys/portability/cmsis_rtos_v2/Kconfig"
+
+endmenu