subsys: mgmt: CMake and Kconfig support.

Add the necessary CMakeLists.txt and Kconfig files for the mgmt
subsystem.

Signed-off-by: Christopher Collins <ccollins@apache.org>

subsys/CMakeLists.txt

@@ -6,9 +6,9 @@ add_subdirectory_ifdef(CONFIG_CONSOLE_SHELL        shell)
 add_subdirectory_ifdef(CONFIG_CPLUSPLUS            cpp)
 add_subdirectory_ifdef(CONFIG_DISK_ACCESS          disk)
 add_subdirectory(fs)
+add_subdirectory_ifdef(CONFIG_MCUMGR               mgmt)
 add_subdirectory_ifdef(CONFIG_MCUBOOT_IMG_MANAGER  dfu)
 add_subdirectory_ifdef(CONFIG_NET_BUF              net)
 add_subdirectory_ifdef(CONFIG_USB                  usb)
-add_subdirectory(mgmt)
 add_subdirectory(random)
 add_subdirectory(storage)

subsys/Kconfig

@@ -19,6 +19,8 @@ source "subsys/fs/Kconfig"
 
 source "subsys/logging/Kconfig"
 
+source "subsys/mgmt/Kconfig"
+
 source "subsys/net/Kconfig"
 
 source "subsys/shell/Kconfig"

subsys/mgmt/CMakeLists.txt

@@ -0,0 +1,11 @@
+zephyr_library()
+zephyr_library_sources(buf.c)
+zephyr_library_sources(smp.c)
+zephyr_library_sources_ifdef(CONFIG_MCUMGR_SMP_BT smp_bt.c)
+zephyr_library_sources_ifdef(CONFIG_MCUMGR_SMP_SHELL smp_shell.c)
+zephyr_library_sources_ifdef(CONFIG_MCUMGR_SMP_UART smp_uart.c)
+zephyr_library_link_libraries(MCUMGR)
+
+if (CONFIG_MCUMGR_SMP_SHELL OR CONFIG_MCUMGR_SMP_UART)
+    zephyr_library_sources(serial_util.c)
+endif ()

subsys/mgmt/Kconfig

@@ -0,0 +1,96 @@
+# Kconfig - mcumgr configuration options
+
+#
+# Copyright Runtime.io 2018. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+menu "Management"
+
+config MCUMGR_SMP_BT
+	bool
+	prompt "Bluetooth mcumgr SMP transport"
+	select MCUMGR
+	select BT
+	select BT_PERIPHERAL
+	default n
+	help
+	  Enables handling of SMP commands received over Bluetooth.
+
+config MCUMGR_SMP_SHELL
+	bool
+	prompt "Shell mcumgr SMP transport"
+	select MCUMGR
+	select UART_CONSOLE_MCUMGR
+	select CONSOLE_SHELL
+	select MBEDTLS
+	default n
+	help
+	  Enables handling of SMP commands received over shell.  This allows
+	  the shell to be use for both mcumgr commands and shell commands.
+
+if MCUMGR_SMP_SHELL
+config MCUMGR_SMP_SHELL_MTU
+	int
+	prompt "Shell SMP MTU"
+	default 256
+	help
+	  Maximum size of SMP frames sent and received over shell.  This value
+	  must satisfy the following relation:
+	  MCUMGR_SMP_SHELL_MTU <= MCUMGR_BUF_SIZE + 2
+endif
+
+
+config MCUMGR_SMP_UART
+	bool
+	prompt "UART mcumgr SMP transport"
+	select MCUMGR
+	select UART_MCUMGR
+	select MBEDTLS
+	default n
+	help
+	  Enables handling of SMP commands received over UART.  This is a
+	  lightweight alternative to MCUMGR_SMP_SHELL.  It allows mcumgr
+	  commands to be received over UART without requiring an additional
+	  thread.
+
+if MCUMGR_SMP_UART
+config MCUMGR_SMP_UART_MTU
+	int
+	prompt "UART SMP MTU"
+	default 256
+	help
+	  Maximum size of SMP frames sent and received over UART, in bytes.
+	  This value must satisfy the following relation:
+	  MCUMGR_SMP_UART_MTU <= MCUMGR_BUF_SIZE + 2
+
+endif
+
+config MCUMGR_BUF_COUNT
+	int
+	prompt "Number of mcumgr buffers"
+	default 4
+	help
+	  The number of net_bufs to allocate for mcumgr.  These buffers are
+	  used for both requests and responses.
+
+config MCUMGR_BUF_SIZE
+	int
+	prompt "Size of each mcumgr buffer"
+	default 384
+	help
+	  The size, in bytes, of each mcumgr buffer.  This value must satisfy
+	  the following relation:
+	  MCUMGR_BUF_SIZE >= transport-specific-MTU + transport-overhead
+
+config MCUMGR_BUF_USER_DATA_SIZE
+	int
+	prompt "Size of mcumgr buffer user data"
+	default 7
+	help
+	  The size, in bytes, of user data to allocate for each mcumgr buffer.
+	  Different mcumgr transports impose different requirements for this
+	  setting.  A value of 7 is sufficient for UART, shell, and bluetooth.
+
+endmenu