FWU: Add Firmware Update partition
Firmware Update(FWU) partition provides the functionality
of updating firmware images. This patch implemented the
partition in Library mode.
Change-Id: I736477549b055c64cd8106ad57c3ad7b1b2007ee
Signed-off-by: Sherry Zhang <sherry.zhang2@arm.com>
diff --git a/interface/src/tfm_firmware_update_func_api.c b/interface/src/tfm_firmware_update_func_api.c
new file mode 100644
index 0000000..b8d3541
--- /dev/null
+++ b/interface/src/tfm_firmware_update_func_api.c
@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 2021, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#include "psa/update.h"
+#include "tfm_api.h"
+
+#include "tfm_ns_interface.h"
+#include "tfm_veneers.h"
+
+#define IOVEC_LEN(x) (uint32_t)(sizeof(x)/sizeof(x[0]))
+
+psa_status_t psa_fwu_write(uint32_t image_id,
+ size_t block_offset,
+ const void *block,
+ size_t block_size)
+{
+ psa_status_t status;
+
+ psa_invec in_vec[] = {
+ { .base = &image_id, .len = sizeof(image_id) },
+ { .base = &block_offset, .len = sizeof(block_offset) },
+ { .base = block, .len = block_size }
+ };
+
+ status = tfm_ns_interface_dispatch((veneer_fn)tfm_tfm_fwu_write_req_veneer,
+ (uint32_t)in_vec, IOVEC_LEN(in_vec),
+ (uint32_t)NULL, 0);
+
+ if (status == (psa_status_t)TFM_ERROR_INVALID_PARAMETER) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ return status;
+}
+
+psa_status_t psa_fwu_install(psa_image_id_t image_id,
+ psa_image_id_t *dependency_uuid,
+ psa_image_version_t *dependency_version)
+{
+ psa_status_t status;
+
+ psa_invec in_vec[] = {
+ { .base = &image_id, .len = sizeof(image_id) }
+ };
+
+ psa_outvec out_vec[] = {
+ { .base = dependency_uuid, .len = sizeof(*dependency_uuid) },
+ { .base = dependency_version, .len = sizeof(*dependency_version)}
+ };
+
+ if ((dependency_uuid == NULL) || (dependency_version == NULL)) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ status = tfm_ns_interface_dispatch((veneer_fn)tfm_tfm_fwu_install_req_veneer,
+ (uint32_t)in_vec, IOVEC_LEN(in_vec),
+ (uint32_t)out_vec, IOVEC_LEN(out_vec));
+
+ if (status == (psa_status_t)TFM_ERROR_INVALID_PARAMETER) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ return status;
+}
+
+psa_status_t psa_fwu_abort(psa_image_id_t image_id)
+{
+ psa_status_t status;
+
+ psa_invec in_vec[] = {
+ { .base = &image_id, .len = sizeof(image_id) }
+ };
+
+ status = tfm_ns_interface_dispatch((veneer_fn)tfm_tfm_fwu_abort_req_veneer,
+ (uint32_t)in_vec, IOVEC_LEN(in_vec),
+ (uint32_t)NULL, 0);
+
+ if (status == (psa_status_t)TFM_ERROR_INVALID_PARAMETER) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ return status;
+}
+
+psa_status_t psa_fwu_query(psa_image_id_t image_id, psa_image_info_t *info)
+{
+ psa_status_t status;
+
+ psa_invec in_vec[] = {
+ { .base = &image_id, .len = sizeof(image_id) }
+ };
+ psa_outvec out_vec[] = {
+ { .base = info, .len = sizeof(*info)}
+ };
+
+ status = tfm_ns_interface_dispatch((veneer_fn)tfm_tfm_fwu_query_req_veneer,
+ (uint32_t)in_vec, IOVEC_LEN(in_vec),
+ (uint32_t)out_vec, IOVEC_LEN(out_vec));
+
+ if (status == (psa_status_t)TFM_ERROR_INVALID_PARAMETER) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ return status;
+}
+
+psa_status_t psa_fwu_request_reboot(void)
+{
+ psa_status_t status;
+
+ status = tfm_ns_interface_dispatch((veneer_fn)tfm_tfm_fwu_request_reboot_req_veneer,
+ (uint32_t)NULL, 0,
+ (uint32_t)NULL, 0);
+
+ if (status == (psa_status_t)TFM_ERROR_INVALID_PARAMETER) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ return status;
+}
+
+psa_status_t psa_fwu_accept(void)
+{
+ psa_status_t status;
+
+ status = tfm_ns_interface_dispatch((veneer_fn)tfm_tfm_fwu_accept_req_veneer,
+ (uint32_t)NULL, 0,
+ (uint32_t)NULL, 0);
+
+ if (status == (psa_status_t)TFM_ERROR_INVALID_PARAMETER) {
+ return PSA_ERROR_INVALID_ARGUMENT;
+ }
+
+ return status;
+}
+
+psa_status_t psa_fwu_set_manifest(psa_image_id_t image_id,
+ const void *manifest,
+ size_t manifest_size,
+ psa_hash_t *manifest_dependency)
+{
+ psa_status_t status;
+
+ status = PSA_ERROR_NOT_SUPPORTED;
+
+ return status;
+}