soc: intel_adsp: Generalize bootloader

Move bootloader to soc/xtensa/intel_adsp making it available for other
boards.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>

soc/xtensa/intel_apl_adsp/CMakeLists.txt

@@ -7,3 +7,5 @@ zephyr_library_sources(soc.c)
 zephyr_library_sources(main_entry.S)
 
 zephyr_library_sources_ifdef(CONFIG_SMP soc_mp.c)
+
+add_subdirectory(common)

soc/xtensa/intel_apl_adsp/bootloader.cmake

@@ -0,0 +1,20 @@
+# Copyright (c) 2019 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+
+add_subdirectory(${SOC_DIR}/${ARCH}/${SOC_FAMILY}/common/bootloader ${build_dir})
+
+add_custom_target(
+  process_elf ALL
+  DEPENDS base_module
+  DEPENDS ${ZEPHYR_FINAL_EXECUTABLE}
+  COMMAND ${CMAKE_OBJCOPY} --dump-section .data=mod-apl.bin ${CMAKE_BINARY_DIR}/zephyr/soc/xtensa/${SOC_FAMILY}/common/bootloader/libbase_module.a
+  COMMAND ${CMAKE_OBJCOPY} --add-section .module=mod-apl.bin --set-section-flags .module=load,readonly ${CMAKE_BINARY_DIR}/zephyr/zephyr.elf ${CMAKE_BINARY_DIR}/zephyr/zephyr.elf.mod
+  )
+
+add_custom_target(
+  process_bootloader ALL
+  DEPENDS bootloader boot_module
+  COMMAND ${CMAKE_OBJCOPY} --dump-section .data=mod-boot.bin ${CMAKE_BINARY_DIR}/zephyr/soc/xtensa/${SOC_FAMILY}/common/bootloader/libboot_module.a
+  COMMAND ${CMAKE_OBJCOPY} --add-section .module=mod-boot.bin --set-section-flags .module=load,readonly ${CMAKE_BINARY_DIR}/zephyr/soc/xtensa/${SOC_FAMILY}/common/bootloader/bootloader.elf ${CMAKE_BINARY_DIR}/zephyr/bootloader.elf.mod
+  )

soc/xtensa/intel_apl_adsp/common/CMakeLists.txt

@@ -0,0 +1,6 @@
+# Intel CAVS SoC family CMake file
+#
+# Copyright (c) 2020 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+include(bootloader.cmake)

soc/xtensa/intel_apl_adsp/common/bootloader.cmake

@@ -2,29 +2,29 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-if(EXISTS ${BOARD_DIR}/bootloader/CMakeLists.txt)
+set(SOC_FAMILY intel_apl_adsp)
+
+if(EXISTS ${SOC_DIR}/${ARCH}/${SOC_FAMILY}/common/bootloader/CMakeLists.txt)
   if(USING_OUT_OF_TREE_BOARD)
     set(build_dir boards/${ARCH}/${BOARD}/bootloader)
   else()
     unset(build_dir)
   endif()
 
-  add_subdirectory(${BOARD_DIR}/bootloader ${build_dir})
+  add_subdirectory(${SOC_DIR}/${ARCH}/${SOC_FAMILY}/common/bootloader ${build_dir})
 endif()
 
-set(sof_module ${PROJECT_SOURCE_DIR}/../modules/audio/sof)
-
 add_custom_target(
   process_elf ALL
   DEPENDS base_module
   DEPENDS ${ZEPHYR_FINAL_EXECUTABLE}
-  COMMAND ${CMAKE_OBJCOPY} --dump-section .data=mod-apl.bin ${CMAKE_BINARY_DIR}/zephyr/boards/xtensa/${BOARD}/bootloader/libbase_module.a
+  COMMAND ${CMAKE_OBJCOPY} --dump-section .data=mod-apl.bin ${CMAKE_BINARY_DIR}/zephyr/soc/xtensa/${SOC_FAMILY}/common/bootloader/libbase_module.a
   COMMAND ${CMAKE_OBJCOPY} --add-section .module=mod-apl.bin --set-section-flags .module=load,readonly ${CMAKE_BINARY_DIR}/zephyr/zephyr.elf ${CMAKE_BINARY_DIR}/zephyr/zephyr.elf.mod
   )
 
 add_custom_target(
   process_bootloader ALL
   DEPENDS bootloader boot_module
-  COMMAND ${CMAKE_OBJCOPY} --dump-section .data=mod-boot.bin ${CMAKE_BINARY_DIR}/zephyr/boards/xtensa/${BOARD}/bootloader/libboot_module.a
+  COMMAND ${CMAKE_OBJCOPY} --dump-section .data=mod-boot.bin ${CMAKE_BINARY_DIR}/zephyr/soc/xtensa/${SOC_FAMILY}/common/bootloader/libboot_module.a
-  COMMAND ${CMAKE_OBJCOPY} --add-section .module=mod-boot.bin --set-section-flags .module=load,readonly ${CMAKE_BINARY_DIR}/zephyr/boards/xtensa/${BOARD}/bootloader/bootloader.elf ${CMAKE_BINARY_DIR}/zephyr/bootloader.elf.mod
+  COMMAND ${CMAKE_OBJCOPY} --add-section .module=mod-boot.bin --set-section-flags .module=load,readonly ${CMAKE_BINARY_DIR}/zephyr/soc/xtensa/${SOC_FAMILY}/common/bootloader/bootloader.elf ${CMAKE_BINARY_DIR}/zephyr/bootloader.elf.mod
   )

soc/xtensa/intel_apl_adsp/common/bootloader/CMakeLists.txt

@@ -40,7 +40,7 @@ target_compile_options(bootloader PUBLIC -fno-inline-functions -mlongcalls -mtex
 
 target_link_libraries(bootloader PUBLIC -Wl,--no-check-sections -ucall_user_start -Wl,-static -nostdlib)
 target_link_libraries(bootloader PRIVATE -lhal -L${zephyr_sdk}/xtensa/intel_apl_adsp/xtensa-zephyr-elf/lib)
-target_link_libraries(bootloader PRIVATE -T${BOARD_DIR}/bootloader/boot_ldr.x)
+target_link_libraries(bootloader PRIVATE -T${SOC_DIR}/${ARCH}/${SOC_FAMILY}/common/bootloader/boot_ldr.x)
 
 if(CONFIG_XTENSA_HAL)
   target_link_libraries(bootloader PRIVATE XTENSA_HAL)