diff options
Diffstat (limited to 'meta-arm/meta-arm-bsp/recipes-security/trusted-services/corstone1000/0005-Add-common-service-component-to-ipc-support.patch')
| -rw-r--r-- | meta-arm/meta-arm-bsp/recipes-security/trusted-services/corstone1000/0005-Add-common-service-component-to-ipc-support.patch | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/meta-arm/meta-arm-bsp/recipes-security/trusted-services/corstone1000/0005-Add-common-service-component-to-ipc-support.patch b/meta-arm/meta-arm-bsp/recipes-security/trusted-services/corstone1000/0005-Add-common-service-component-to-ipc-support.patch new file mode 100644 index 0000000000..e179fb035a --- /dev/null +++ b/meta-arm/meta-arm-bsp/recipes-security/trusted-services/corstone1000/0005-Add-common-service-component-to-ipc-support.patch @@ -0,0 +1,295 @@ +From e9778f726ed582360152f150301995b10d268aae Mon Sep 17 00:00:00 2001 +From: Vishnu Banavath <vishnu.banavath@arm.com> +Date: Fri, 3 Dec 2021 19:13:03 +0000 +Subject: [PATCH 05/19] Add common service component to ipc support + +Add support for inter processor communication for PSA +including, the openamp client side structures lib. + +Upstream-Status: Pending +Signed-off-by: Vishnu Banavath <vishnu.banavath@arm.com> +Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org> +--- + .../service/common/psa_ipc/component.cmake | 13 ++ + .../service/common/psa_ipc/service_psa_ipc.c | 97 +++++++++++++ + .../psa_ipc/service_psa_ipc_openamp_lib.h | 131 ++++++++++++++++++ + deployments/se-proxy/se-proxy.cmake | 1 + + 4 files changed, 242 insertions(+) + create mode 100644 components/service/common/psa_ipc/component.cmake + create mode 100644 components/service/common/psa_ipc/service_psa_ipc.c + create mode 100644 components/service/common/psa_ipc/service_psa_ipc_openamp_lib.h + +diff --git a/components/service/common/psa_ipc/component.cmake b/components/service/common/psa_ipc/component.cmake +new file mode 100644 +index 000000000000..5a1c9e62e2f0 +--- /dev/null ++++ b/components/service/common/psa_ipc/component.cmake +@@ -0,0 +1,13 @@ ++#------------------------------------------------------------------------------- ++# Copyright (c) 2021, Arm Limited and Contributors. All rights reserved. ++# ++# SPDX-License-Identifier: BSD-3-Clause ++# ++#------------------------------------------------------------------------------- ++if (NOT DEFINED TGT) ++ message(FATAL_ERROR "mandatory parameter TGT is not defined.") ++endif() ++ ++target_sources(${TGT} PRIVATE ++ "${CMAKE_CURRENT_LIST_DIR}/service_psa_ipc.c" ++ ) +diff --git a/components/service/common/psa_ipc/service_psa_ipc.c b/components/service/common/psa_ipc/service_psa_ipc.c +new file mode 100644 +index 000000000000..e8093c20a523 +--- /dev/null ++++ b/components/service/common/psa_ipc/service_psa_ipc.c +@@ -0,0 +1,97 @@ ++/* ++ * Copyright (c) 2021, Arm Limited and Contributors. All rights reserved. ++ * ++ * SPDX-License-Identifier: BSD-3-Clause ++ */ ++ ++#include <stddef.h> ++#include <stdint.h> ++#include <string.h> ++#include <trace.h> ++ ++#include <protocols/rpc/common/packed-c/status.h> ++#include <psa/error.h> ++#include <rpc_caller.h> ++ ++#include <psa/client.h> ++#include "service_psa_ipc_openamp_lib.h" ++ ++psa_handle_t psa_connect(struct rpc_caller *caller, uint32_t sid, ++ uint32_t version) ++{ ++ psa_status_t psa_status = PSA_SUCCESS; ++ struct s_openamp_msg *resp_msg = NULL; ++ struct ns_openamp_msg *req_msg; ++ rpc_call_handle rpc_handle; ++ size_t resp_len; ++ uint8_t *resp; ++ uint8_t *req; ++ int ret; ++ ++ rpc_handle = rpc_caller_begin(caller, &req, ++ sizeof(struct ns_openamp_msg)); ++ if (!rpc_handle) { ++ EMSG("psa_connect: could not get handle"); ++ return PSA_ERROR_GENERIC_ERROR; ++ } ++ ++ req_msg = (struct ns_openamp_msg *)req; ++ ++ req_msg->call_type = OPENAMP_PSA_CONNECT; ++ req_msg->params.psa_connect_params.sid = sid; ++ req_msg->params.psa_connect_params.version = version; ++ ++ ret = rpc_caller_invoke(caller, rpc_handle, 0, &psa_status, &resp, ++ &resp_len); ++ if (ret != TS_RPC_CALL_ACCEPTED) { ++ EMSG("psa_connect: invoke failed: %d", ret); ++ return PSA_ERROR_GENERIC_ERROR; ++ } ++ ++ if (psa_status == PSA_SUCCESS) ++ resp_msg = (struct s_openamp_msg *)resp; ++ ++ rpc_caller_end(caller, rpc_handle); ++ ++ return resp_msg ? (psa_handle_t)resp_msg->reply : PSA_NULL_HANDLE; ++} ++ ++psa_status_t psa_call(struct rpc_caller *caller, psa_handle_t handle, ++ int32_t type, const struct psa_invec *in_vec, ++ size_t in_len, struct psa_outvec *out_vec, size_t out_len) ++{ ++ ++} ++ ++void psa_close(struct rpc_caller *caller, psa_handle_t handle) ++{ ++ psa_status_t psa_status = PSA_SUCCESS; ++ struct s_openamp_msg *resp_msg = NULL; ++ struct ns_openamp_msg *req_msg; ++ rpc_call_handle rpc_handle; ++ size_t resp_len; ++ uint8_t *resp; ++ uint8_t *req; ++ int ret; ++ ++ rpc_handle = rpc_caller_begin(caller, &req, ++ sizeof(struct ns_openamp_msg)); ++ if (!rpc_handle) { ++ EMSG("psa_close: could not get handle"); ++ return; ++ } ++ ++ req_msg = (struct ns_openamp_msg *)req; ++ ++ req_msg->call_type = OPENAMP_PSA_CLOSE; ++ req_msg->params.psa_close_params.handle = handle; ++ ++ ret = rpc_caller_invoke(caller, rpc_handle, 0, &psa_status, &resp, ++ &resp_len); ++ if (ret != TS_RPC_CALL_ACCEPTED) { ++ EMSG("psa_close: invoke failed: %d", ret); ++ return; ++ } ++ ++ rpc_caller_end(caller, rpc_handle); ++} +diff --git a/components/service/common/psa_ipc/service_psa_ipc_openamp_lib.h b/components/service/common/psa_ipc/service_psa_ipc_openamp_lib.h +new file mode 100644 +index 000000000000..33ea96660572 +--- /dev/null ++++ b/components/service/common/psa_ipc/service_psa_ipc_openamp_lib.h +@@ -0,0 +1,131 @@ ++/* ++ * Copyright (c) 2021, Arm Limited and Contributors. All rights reserved. ++ * ++ * SPDX-License-Identifier: BSD-3-Clause ++ */ ++ ++#ifndef SERVICE_PSA_IPC_OPENAMP_LIB_H ++#define SERVICE_PSA_IPC_OPENAMP_LIB_H ++ ++#include <stddef.h> ++#include <stdint.h> ++ ++#include <compiler.h> ++#include <psa/error.h> ++ ++#include <stdint.h> ++#include <psa/client.h> ++ ++#ifdef __cplusplus ++extern "C" { ++#endif ++ ++/* PSA client call type value */ ++#define OPENAMP_PSA_FRAMEWORK_VERSION (0x1) ++#define OPENAMP_PSA_VERSION (0x2) ++#define OPENAMP_PSA_CONNECT (0x3) ++#define OPENAMP_PSA_CALL (0x4) ++#define OPENAMP_PSA_CLOSE (0x5) ++ ++/* Return code of openamp APIs */ ++#define OPENAMP_SUCCESS (0) ++#define OPENAMP_MAP_FULL (INT32_MIN + 1) ++#define OPENAMP_MAP_ERROR (INT32_MIN + 2) ++#define OPENAMP_INVAL_PARAMS (INT32_MIN + 3) ++#define OPENAMP_NO_PERMS (INT32_MIN + 4) ++#define OPENAMP_NO_PEND_EVENT (INT32_MIN + 5) ++#define OPENAMP_CHAN_BUSY (INT32_MIN + 6) ++#define OPENAMP_CALLBACK_REG_ERROR (INT32_MIN + 7) ++#define OPENAMP_INIT_ERROR (INT32_MIN + 8) ++ ++#define HOLD_INPUT_BUFFER (1) /* IF true, TF-M Library will hold the openamp ++ * buffer so that openamp shared memory buffer ++ * does not get freed. ++ */ ++ ++/* ++ * This structure holds the parameters used in a PSA client call. ++ */ ++typedef struct __packed psa_client_in_params { ++ union { ++ struct __packed { ++ uint32_t sid; ++ } psa_version_params; ++ ++ struct __packed { ++ uint32_t sid; ++ uint32_t version; ++ } psa_connect_params; ++ ++ struct __packed { ++ psa_handle_t handle; ++ int32_t type; ++ uint32_t in_vec; ++ uint32_t in_len; ++ uint32_t out_vec; ++ uint32_t out_len; ++ } psa_call_params; ++ ++ struct __packed { ++ psa_handle_t handle; ++ } psa_close_params; ++ }; ++} psa_client_in_params_t; ++ ++/* Openamp message passed from NSPE to SPE to deliver a PSA client call */ ++struct __packed ns_openamp_msg { ++ uint32_t call_type; /* PSA client call type */ ++ struct psa_client_in_params params; /* Contain parameters used in PSA ++ * client call ++ */ ++ ++ int32_t client_id; /* Optional client ID of the ++ * non-secure caller. ++ * It is required to identify the ++ * non-secure task when NSPE OS ++ * enforces non-secure task ++ * isolation ++ */ ++ int32_t request_id; /* This is the unique ID for a ++ * request send to TF-M by the ++ * non-secure core. TF-M forward ++ * the ID back to non-secure on the ++ * reply to a given request. Using ++ * this id, the non-secure library ++ * can identify the request for ++ * which the reply has received. ++ */ ++}; ++ ++/* ++ * This structure holds the location of the out data of the PSA client call. ++ */ ++struct __packed psa_client_out_params { ++ uint32_t out_vec; ++ uint32_t out_len; ++}; ++ ++ ++/* Openamp message from SPE to NSPE delivering the reply back for a PSA client ++ * call. ++ */ ++struct __packed s_openamp_msg { ++ int32_t request_id; /* Using this id, the non-secure ++ * library identifies the request. ++ * TF-M forwards the same ++ * request-id received on the ++ * initial request. ++ */ ++ int32_t reply; /* Reply of the PSA client call */ ++ struct psa_client_out_params params; /* Contain out data result of the ++ * PSA client call. ++ */ ++}; ++ ++#ifdef __cplusplus ++} ++#endif ++ ++#endif /* SERVICE_PSA_IPC_OPENAMP_LIB_H */ ++ ++ +diff --git a/deployments/se-proxy/se-proxy.cmake b/deployments/se-proxy/se-proxy.cmake +index 34fe5ff1b925..dd0c5d00c21e 100644 +--- a/deployments/se-proxy/se-proxy.cmake ++++ b/deployments/se-proxy/se-proxy.cmake +@@ -24,6 +24,7 @@ add_components(TARGET "se-proxy" + "components/service/common/include" + "components/service/common/serializer/protobuf" + "components/service/common/client" ++ "components/service/common/psa_ipc" + "components/service/common/provider" + "components/service/discovery/provider" + "components/service/discovery/provider/serializer/packed-c" +-- +2.38.0 + |