Platform: Add boot seed support

Add a getter function to platform code, which makes possible
to get the boot seed value. Boot seed is a mandatory claim
in the initial attestation token.

Change-Id: Ifd547c541a51093f0766b57ba9e9cdd124cd840d
Signed-off-by: Tamas Ban <tamas.ban@arm.com>
diff --git a/secure_fw/CMakeLists.txt b/secure_fw/CMakeLists.txt
index 865fa24..ec583c3 100644
--- a/secure_fw/CMakeLists.txt
+++ b/secure_fw/CMakeLists.txt
@@ -46,6 +46,7 @@
 set(BUILD_TIME Off)
 set(BUILD_UART_STDOUT On)
 set(BUILD_FLASH On)
+set(BUILD_BOOT_SEED On)
 if(NOT DEFINED PLATFORM_CMAKE_FILE)
 	message (FATAL_ERROR "Platform specific CMake is not defined. Please set PLATFORM_CMAKE_FILE.")
 elseif(NOT EXISTS ${PLATFORM_CMAKE_FILE})
diff --git a/secure_fw/core/CMakeLists.inc b/secure_fw/core/CMakeLists.inc
index a4b6229..249bdc9 100644
--- a/secure_fw/core/CMakeLists.inc
+++ b/secure_fw/core/CMakeLists.inc
@@ -60,6 +60,7 @@
 set(BUILD_TIME Off)
 set(BUILD_UART_STDOUT Off)
 set(BUILD_FLASH Off)
+set(BUILD_BOOT_SEED Off)
 if(NOT DEFINED PLATFORM_CMAKE_FILE)
 	message (FATAL_ERROR "Platform specific CMake is not defined. Please set PLATFORM_CMAKE_FILE.")
 elseif(NOT EXISTS ${PLATFORM_CMAKE_FILE})
diff --git a/secure_fw/services/secure_storage/CMakeLists.inc b/secure_fw/services/secure_storage/CMakeLists.inc
index c553f89..bd270e4 100644
--- a/secure_fw/services/secure_storage/CMakeLists.inc
+++ b/secure_fw/services/secure_storage/CMakeLists.inc
@@ -143,6 +143,7 @@
 	set(BUILD_TIME Off)
 	set(BUILD_UART_STDOUT Off)
 	set(BUILD_FLASH Off)
+	set(BUILD_BOOT_SEED Off)
 	if(NOT DEFINED PLATFORM_CMAKE_FILE)
 		message (FATAL_ERROR "Platform specific CMake is not defined. Please set PLATFORM_CMAKE_FILE.")
 	elseif(NOT EXISTS ${PLATFORM_CMAKE_FILE})
diff --git a/secure_fw/spm/CMakeLists.inc b/secure_fw/spm/CMakeLists.inc
index cdc2e7c..640234c 100644
--- a/secure_fw/spm/CMakeLists.inc
+++ b/secure_fw/spm/CMakeLists.inc
@@ -49,6 +49,7 @@
 set(BUILD_TIME Off)
 set(BUILD_UART_STDOUT Off)
 set(BUILD_FLASH Off)
+set(BUILD_BOOT_SEED Off)
 if(NOT DEFINED PLATFORM_CMAKE_FILE)
 	message (FATAL_ERROR "Platform specific CMake is not defined. Please set PLATFORM_CMAKE_FILE.")
 elseif(NOT EXISTS ${PLATFORM_CMAKE_FILE})