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author | Kristofer Jonsson <kristofer.jonsson@arm.com> | 2023-02-08 14:23:00 +0100 |
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committer | Kristofer Jonsson <kristofer.jonsson@arm.com> | 2023-02-08 14:44:01 +0100 |
commit | 3f5510fa3444217a442ac2e63ae50b27c9c26cf3 (patch) | |
tree | dbf2f8bb631af6e3a67d512835e17395e8e07704 /applications/message_handler_openamp/message_handler.hpp | |
parent | 87f6f7ebf5a51be7c819503894f486d05f2a8b31 (diff) | |
download | ethos-u-core-platform-3f5510fa3444217a442ac2e63ae50b27c9c26cf3.tar.gz |
Updating message handler firmware23.02-rc1
The 'message handler' firmware was based on a custom interface between
Linux and the firmware. Because the kernel driver has been converted
into a rpmsg driver, the 'message handler' application has been updated
into an OpenAMP based firmware.
Change-Id: I1339180c4f53cbad42501a2827863b7b49561ff4
Diffstat (limited to 'applications/message_handler_openamp/message_handler.hpp')
-rw-r--r-- | applications/message_handler_openamp/message_handler.hpp | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/applications/message_handler_openamp/message_handler.hpp b/applications/message_handler_openamp/message_handler.hpp new file mode 100644 index 0000000..779b05f --- /dev/null +++ b/applications/message_handler_openamp/message_handler.hpp @@ -0,0 +1,106 @@ +/* + * SPDX-FileCopyrightText: Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com> + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use _this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +/***************************************************************************** + * Includes + *****************************************************************************/ + +#include <ethosu_core_rpmsg.h> +#include <mailbox.hpp> + +#include "queue.hpp" +#include "remoteproc.hpp" + +/***************************************************************************** + * Messages + *****************************************************************************/ + +struct Message { + Message() {} + + Message(const uint32_t _src, + const EthosU::ethosu_core_msg_type _type = EthosU::ETHOSU_CORE_MSG_MAX, + const uint64_t msgId = 0, + const uint32_t _length = 0) : + src(_src), + length(_length) { + rpmsg.header.magic = ETHOSU_CORE_MSG_MAGIC; + rpmsg.header.type = _type; + rpmsg.header.msg_id = msgId; + } + + uint32_t src = 0; + uint32_t length = 0; + EthosU::ethosu_core_rpmsg rpmsg; +}; + +/***************************************************************************** + * MessageHandler + *****************************************************************************/ + +class MessageHandler : public Rpmsg { +public: + using InferenceQueue = Queue<Message *>; + using ResponseQueue = Queue<Message *>; + + MessageHandler(RProc &rproc, const char *const name); + virtual ~MessageHandler(); + + InferenceQueue &getInferenceQueue() { + return inferenceQueue; + } + + InferenceQueue &getResponseQueue() { + return responseQueue; + } + +protected: + // Handle incoming rpmsg + int handleMessage(void *data, size_t len, uint32_t src) override; + + // Outgoing messages + void sendError(const uint32_t src, const EthosU::ethosu_core_err_type type, const char *message); + void sendPong(const uint32_t src, const uint64_t msgId); + void sendVersionRsp(const uint32_t src, const uint64_t msgId); + void sendCapabilitiesRsp(const uint32_t src, const uint64_t msgId); + void sendNetworkInfoRsp(const uint32_t src, const uint64_t msgId, EthosU::ethosu_core_network_buffer &network); + void forwardInferenceReq(const uint32_t src, + const uint64_t msgId, + const EthosU::ethosu_core_msg_inference_req &inference); + void sendInferenceRsp(const uint32_t src, const uint64_t msgId, const EthosU::ethosu_core_status status); + void sendCancelInferenceRsp(const uint32_t src, const uint64_t msgId, const EthosU::ethosu_core_status status); + + EthosU::ethosu_core_msg_capabilities_rsp getCapabilities() const; + bool getNetwork(const EthosU::ethosu_core_network_buffer &buffer, void *&data, size_t &size); + + // Tasks returning response messages + static void responseTask(void *param); + +private: + bool bufferToVirtual(EthosU::ethosu_core_buffer &buffer); + bool networkToVirtual(EthosU::ethosu_core_network_buffer &buffer); + + InferenceQueue inferenceQueue; + ResponseQueue responseQueue; + EthosU::ethosu_core_msg_capabilities_rsp capabilities; + + // FreeRTOS + TaskHandle_t taskHandle; +}; |