new file mode 100644
@@ -0,0 +1,38 @@
+From decb355247c4ba4b876997f55c27ec3f55dbacd2 Mon Sep 17 00:00:00 2001
+From: Mohamed Omar Asaker <mohamed.omarasaker@arm.com>
+Date: Mon, 23 Jan 2023 13:25:28 +0000
+Subject: [PATCH] Platform: corstone1000: Increase number of assets
+
+As Corstone1000 stores at boot time few efi variables.
+Therefore, number of assets is increased to compansate this early usage.
+
+Note: Adding platform customized configs to config_tfm.h
+ More information see:
+https://tf-m-user-guide.trustedfirmware.org/configuration/header_file_system.html
+
+Signed-off-by: Mohamed Omar Asaker <mohamed.omarasaker@arm.com>
+Upstream-Status: Pending [Not submitted yet]
+---
+ platform/ext/target/arm/corstone1000/config_tfm_target.h | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/platform/ext/target/arm/corstone1000/config_tfm_target.h b/platform/ext/target/arm/corstone1000/config_tfm_target.h
+index bf8d2f95f7..e968366639 100644
+--- a/platform/ext/target/arm/corstone1000/config_tfm_target.h
++++ b/platform/ext/target/arm/corstone1000/config_tfm_target.h
+@@ -16,4 +16,12 @@
+ #undef PLATFORM_SERVICE_OUTPUT_BUFFER_SIZE
+ #define PLATFORM_SERVICE_OUTPUT_BUFFER_SIZE 256
+
++/* The maximum number of assets to be stored in the Internal Trusted Storage. */
++#undef ITS_NUM_ASSETS
++#define ITS_NUM_ASSETS 20
++
++/* The maximum number of assets to be stored in the Protected Storage area. */
++#undef PS_NUM_ASSETS
++#define PS_NUM_ASSETS 20
++
+ #endif /* __CONFIG_TFM_TARGET_H__ */
+--
+2.25.1
+
@@ -26,6 +26,11 @@ SRCREV_openamp = "347397decaa43372fc4d00f965640ebde042966d"
EXTRA_OECMAKE += "-DLIBOPENAMP_SRC_PATH=${S}/../openamp -DLIBOPENAMP_BIN_PATH=${B}/libopenamp-build"
+FILESEXTRAPATHS:prepend := "${THISDIR}/files:"
+SRC_URI:append= " \
+ file://0001-Platform-corstone1000-Increase-number-of-assets.patch \
+ "
+
do_install() {
install -D -p -m 0644 ${B}/install/outputs/tfm_s_signed.bin ${D}/firmware/tfm_s_signed.bin
install -D -p -m 0644 ${B}/install/outputs/bl2_signed.bin ${D}/firmware/bl2_signed.bin