Build: Accommodate tf-psa-crypto-driver repository

- Switch cc3xx driver to use a dedicated PSA crypto driver repository
- Remove cc3xx driver from rse/driver/cc3xx directory

Signed-off-by: Anton Komlev <anton.komlev@arm.com>
Change-Id: I3cecb86b5dd566db71a6b0d8c2123ee501675bfd

Author: Anton-TF

platform/ext/accelerator/cc312/CMakeLists.txt

@@ -19,7 +19,7 @@ endif()
 # The config files need to access crypto accelerator configurations.
 target_include_directories(psa_crypto_library_config
     INTERFACE
-        ${CMAKE_CURRENT_SOURCE_DIR}
+        .
 )
 
 # CC log level is controlled indirectly through the SP log level. When SP log is
@@ -31,6 +31,9 @@ else()
     set(CC_LOG_ENABLED $<CONFIG:Debug,relwithdebinfo>)
 endif()
 
+# Fetch PSA Crypto drivers from external repository
+add_subdirectory(${PLATFORM_DIR}/ext/target/arm/drivers/cc3xx cc3xx-src)
+
 ################################ BL2 ###########################################
 
 if (BL2)
@@ -46,7 +49,7 @@ if (BL2)
     set(CC3XX_TARGET_PREFIX bl2_)
     set(SAVED_BUILD_TYPE ${CMAKE_BUILD_TYPE})
     set(CMAKE_BUILD_TYPE ${TF_PSA_CRYPTO_BUILD_TYPE})
-    add_subdirectory(${PLATFORM_DIR}/ext/target/arm/drivers/cc3xx ${CMAKE_CURRENT_BINARY_DIR}/${CC3XX_TARGET_PREFIX}cc3xx)
+    add_subdirectory(${CC3XX_DRIVER_PATH} ${CC3XX_TARGET_PREFIX}cc3xx)
     set(CMAKE_BUILD_TYPE ${SAVED_BUILD_TYPE})
 
     target_link_libraries(bl2_crypto
@@ -56,7 +59,7 @@ if (BL2)
 
     target_include_directories(bl2_crypto_config
         INTERFACE
-            ${CMAKE_CURRENT_SOURCE_DIR}
+            .
     )
 
     target_link_libraries(${CC3XX_TARGET_PREFIX}cc3xx_psa_driver_api
@@ -102,7 +105,7 @@ if (TFM_PARTITION_CRYPTO)
         set(CC312_DRIVER_API_TARGET ${CC3XX_TARGET_PREFIX}cc3xx_psa_driver_api)
         set(CC3XX_PLATFORM_INTERFACE platform_s)
 
-        add_subdirectory(${PLATFORM_DIR}/ext/target/arm/drivers/cc3xx ${CMAKE_CURRENT_BINARY_DIR}/${CC3XX_TARGET_PREFIX}cc3xx)
+        add_subdirectory(${CC3XX_DRIVER_PATH} ${CC3XX_TARGET_PREFIX}cc3xx)
 
         target_sources(crypto_service_crypto_hw
             PRIVATE
@@ -121,12 +124,12 @@ if (TFM_PARTITION_CRYPTO)
         target_sources(crypto_service_crypto_hw
             PRIVATE
                 cc312.c
-                $<$<BOOL:${CC_LOG_ENABLED}>:${CMAKE_CURRENT_SOURCE_DIR}/cc312_log.c>
+                $<$<BOOL:${CC_LOG_ENABLED}>:cc312_log.c>
         )
 
         target_include_directories(crypto_service_crypto_hw
             PUBLIC
-                ${CMAKE_CURRENT_SOURCE_DIR}
+                .
         )
 
         target_link_libraries(crypto_service_crypto_hw
@@ -147,7 +150,7 @@ if (TFM_PARTITION_CRYPTO)
 
         target_sources(${CC312_LIB_PREFIX}cc312
             PRIVATE
-                $<$<BOOL:${CC_LOG_ENABLED}>:${CMAKE_CURRENT_SOURCE_DIR}/cc312_log.c>
+                $<$<BOOL:${CC_LOG_ENABLED}>:cc312_log.c>
         )
 
         target_compile_options(${CC312_LIB_PREFIX}cc312

platform/ext/target/arm/drivers/cc3xx/CMakeLists.txt

@@ -5,11 +5,25 @@
 #
 #-------------------------------------------------------------------------------
 
-set(CC3XX_TARGET_NAME ${CC3XX_TARGET_PREFIX}cc3xx)
+cmake_minimum_required(VERSION 3.21)
 
-add_subdirectory(low_level_driver)
-add_subdirectory(psa_driver_api)
+include(FetchContent)
+set(FETCHCONTENT_QUIET FALSE)
 
-if (TEST_CC3XX)
-    add_subdirectory(tests)
-endif()
+# Default configuration of cc3xx repository
+set(PSA_CRYPTO_DRIVER_PATH DOWNLOAD  CACHE PATH   "Path to cc3xx Crypto driver (or DOWNLOAD to fetch automatically")
+set(PSA_CRYPTO_DRIVER_NAME vendor/arm/cc3xx CACHE STRING "PSA Crypto driver name")
+
+fetch_remote_library(
+    LIB_NAME                cc3xx
+    LIB_SOURCE_PATH_VAR     PSA_CRYPTO_DRIVER_PATH
+    LIB_PATCH_DIR           ${CMAKE_CURRENT_LIST_DIR}
+    LIB_BASE_DIR            "${CMAKE_BINARY_DIR}/driver"
+    FETCH_CONTENT_ARGS
+        GIT_REPOSITORY      https://git.trustedfirmware.org/shared/tf-psa-crypto-drivers
+        GIT_TAG             main
+        GIT_SHALLOW         TRUE
+        GIT_PROGRESS        TRUE
+)
+
+set(CC3XX_DRIVER_PATH ${PSA_CRYPTO_DRIVER_PATH}/${PSA_CRYPTO_DRIVER_NAME} CACHE PATH "CC3XX Crypto driver path")