samples: subsys: ipc: add esp32 as supported board

to the rpmsg service sample.

Signed-off-by: Felipe Neves <ryukokki.felipe@gmail.com>

samples/subsys/ipc/rpmsg_service/CMakeLists.txt

@@ -18,6 +18,8 @@ elseif("${BOARD}" STREQUAL "mps2_an521")
   set(BOARD_REMOTE "mps2_an521_remote")
 elseif("${BOARD}" STREQUAL "v2m_musca_b1")
   set(BOARD_REMOTE "v2m_musca_b1_ns")
+elseif("${BOARD}" STREQUAL "esp32")
+  set(BOARD_REMOTE "esp32_net")
 else()
   message(FATAL_ERROR "${BOARD} was not supported for this sample")
 endif()
@@ -31,6 +33,11 @@ enable_language(C ASM)
 
 target_sources(app PRIVATE src/main.c)
 
+if("${BOARD}" STREQUAL "esp32")
+  set_source_files_properties(${REMOTE_ZEPHYR_DIR}/esp32_net_firmware.c PROPERTIES GENERATED TRUE)
+  target_sources(app PRIVATE src/main.c ${REMOTE_ZEPHYR_DIR}/esp32_net_firmware.c)
+endif()
+
 include(ExternalProject)
 
 ExternalProject_Add(
@@ -45,6 +52,8 @@ ExternalProject_Add(
 
 if(("${BOARD}" STREQUAL "lpcxpresso54114_m4"))
 	add_dependencies(core_m0_inc_target rpmsg_service_remote)
+elseif("${BOARD}" STREQUAL "esp32")
+  add_dependencies(app rpmsg_service_remote)
 endif()
 
 target_include_directories(app PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})

samples/subsys/ipc/rpmsg_service/boards/esp32.conf

@@ -0,0 +1 @@
+CONFIG_ESP32_NETWORK_CORE=y

samples/subsys/ipc/rpmsg_service/boards/esp32.overlay

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2023 Felipe Neves <ryukokki.felipe@gmail.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/ {
+	chosen {
+		/*
+		 * shared memory reserved for the inter-processor communication
+		 */
+		zephyr,ipc_shm = &shm0;
+		zephyr,ipc = &ipm0;
+	};
+};
+
+&ipm0 {
+	status = "okay";
+};

samples/subsys/ipc/rpmsg_service/remote/CMakeLists.txt

@@ -9,7 +9,8 @@ if("${BOARD}" STREQUAL "nrf5340dk_nrf5340_cpunet"
 	OR "${BOARD}" STREQUAL "bl5340_dvk_cpunet"
 	OR "${BOARD}" STREQUAL "lpcxpresso54114_m0"
 	OR "${BOARD}" STREQUAL "mps2_an521_remote"
-	OR "${BOARD}" STREQUAL "v2m_musca_b1_ns")
+	OR "${BOARD}" STREQUAL "v2m_musca_b1_ns"
+	OR "${BOARD}" STREQUAL "esp32_net")
 	message(STATUS "${BOARD} compile as slave in this sample")
 else()
 	message(FATAL_ERROR "${BOARD} was not supported for this sample")

samples/subsys/ipc/rpmsg_service/remote/boards/esp32_net.conf

@@ -0,0 +1 @@
+CONFIG_KERNEL_BIN_NAME="esp32_net_firmware"

samples/subsys/ipc/rpmsg_service/remote/boards/esp32_net.overlay

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2023 Felipe Neves <ryukokki.felipe@gmail.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+ / {
+	chosen {
+		/*
+		 * shared memory reserved for the inter-processor communication
+		 */
+		zephyr,ipc_shm = &shm0;
+		zephyr,ipc = &ipm0;
+	};
+};
+
+&ipm0 {
+	status = "okay";
+};