Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2020 Arm Limited. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: Apache-2.0 |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the License); you may |
| 7 | * not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an AS IS BASIS, WITHOUT |
| 14 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | */ |
| 18 | |
| 19 | #include <message_process.hpp> |
| 20 | |
Per Åstrand | d9afc08 | 2020-10-06 13:25:08 +0200 | [diff] [blame] | 21 | #include "cmsis_compiler.h" |
| 22 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 23 | #include <cstddef> |
| 24 | #include <cstdio> |
Kristofer Jonsson | 2548014 | 2020-09-03 12:35:21 +0200 | [diff] [blame] | 25 | #include <cstring> |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 26 | #include <inttypes.h> |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 27 | |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 28 | using namespace std; |
| 29 | using namespace InferenceProcess; |
| 30 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 31 | namespace MessageProcess { |
| 32 | |
Per Åstrand | bbd9c8f | 2020-09-25 15:07:35 +0200 | [diff] [blame] | 33 | QueueImpl::QueueImpl(ethosu_core_queue &_queue) : queue(_queue) {} |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 34 | |
| 35 | bool QueueImpl::empty() const { |
| 36 | return queue.header.read == queue.header.write; |
| 37 | } |
| 38 | |
| 39 | size_t QueueImpl::available() const { |
| 40 | size_t avail = queue.header.write - queue.header.read; |
| 41 | |
| 42 | if (queue.header.read > queue.header.write) { |
| 43 | avail += queue.header.size; |
| 44 | } |
| 45 | |
| 46 | return avail; |
| 47 | } |
| 48 | |
| 49 | size_t QueueImpl::capacity() const { |
| 50 | return queue.header.size - available(); |
| 51 | } |
| 52 | |
| 53 | bool QueueImpl::read(uint8_t *dst, uint32_t length) { |
| 54 | const uint8_t *end = dst + length; |
| 55 | uint32_t rpos = queue.header.read; |
| 56 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 57 | invalidateHeaderData(); |
| 58 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 59 | if (length > available()) { |
| 60 | return false; |
| 61 | } |
| 62 | |
| 63 | while (dst < end) { |
| 64 | *dst++ = queue.data[rpos]; |
| 65 | rpos = (rpos + 1) % queue.header.size; |
| 66 | } |
| 67 | |
| 68 | queue.header.read = rpos; |
| 69 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 70 | cleanHeader(); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 71 | |
| 72 | return true; |
| 73 | } |
| 74 | |
| 75 | bool QueueImpl::write(const Vec *vec, size_t length) { |
| 76 | size_t total = 0; |
| 77 | |
| 78 | for (size_t i = 0; i < length; i++) { |
| 79 | total += vec[i].length; |
| 80 | } |
| 81 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 82 | invalidateHeader(); |
| 83 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 84 | if (total > capacity()) { |
| 85 | return false; |
| 86 | } |
| 87 | |
| 88 | uint32_t wpos = queue.header.write; |
| 89 | |
| 90 | for (size_t i = 0; i < length; i++) { |
| 91 | const uint8_t *src = reinterpret_cast<const uint8_t *>(vec[i].base); |
| 92 | const uint8_t *end = src + vec[i].length; |
| 93 | |
| 94 | while (src < end) { |
| 95 | queue.data[wpos] = *src++; |
| 96 | wpos = (wpos + 1) % queue.header.size; |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | // Update the write position last |
| 101 | queue.header.write = wpos; |
| 102 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 103 | cleanHeaderData(); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 104 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 105 | return true; |
| 106 | } |
| 107 | |
| 108 | bool QueueImpl::write(const uint32_t type, const void *src, uint32_t length) { |
| 109 | ethosu_core_msg msg = {type, length}; |
| 110 | Vec vec[2] = {{&msg, sizeof(msg)}, {src, length}}; |
| 111 | |
| 112 | return write(vec, 2); |
| 113 | } |
| 114 | |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 115 | bool QueueImpl::skip(uint32_t length) { |
| 116 | uint32_t rpos = queue.header.read; |
| 117 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 118 | invalidateHeader(); |
| 119 | |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 120 | if (length > available()) { |
| 121 | return false; |
| 122 | } |
| 123 | |
| 124 | queue.header.read = (rpos + length) % queue.header.size; |
| 125 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 126 | cleanHeader(); |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 127 | |
| 128 | return true; |
| 129 | } |
| 130 | |
Kristofer Jonsson | 2cbaaa9 | 2020-11-19 16:14:46 +0100 | [diff] [blame] | 131 | void QueueImpl::cleanHeader() const { |
| 132 | #if defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) |
| 133 | SCB_CleanDCache_by_Addr(reinterpret_cast<uint32_t *>(&queue.header), sizeof(queue.header)); |
| 134 | #endif |
| 135 | } |
| 136 | |
| 137 | void QueueImpl::cleanHeaderData() const { |
| 138 | #if defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) |
| 139 | SCB_CleanDCache_by_Addr(reinterpret_cast<uint32_t *>(&queue.header), sizeof(queue.header)); |
| 140 | SCB_CleanDCache_by_Addr(reinterpret_cast<uint32_t *>(queue.data), queue.header.size); |
| 141 | #endif |
| 142 | } |
| 143 | |
| 144 | void QueueImpl::invalidateHeader() const { |
| 145 | #if defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) |
| 146 | SCB_InvalidateDCache_by_Addr(reinterpret_cast<uint32_t *>(&queue.header), sizeof(queue.header)); |
| 147 | #endif |
| 148 | } |
| 149 | |
| 150 | void QueueImpl::invalidateHeaderData() const { |
| 151 | #if defined(__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) |
| 152 | SCB_InvalidateDCache_by_Addr(reinterpret_cast<uint32_t *>(&queue.header), sizeof(queue.header)); |
| 153 | SCB_InvalidateDCache_by_Addr(reinterpret_cast<uint32_t *>(queue.data), queue.header.size); |
| 154 | #endif |
| 155 | } |
| 156 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 157 | MessageProcess::MessageProcess(ethosu_core_queue &in, |
| 158 | ethosu_core_queue &out, |
Jonny Svärd | 44398c8 | 2020-10-06 14:18:28 +0200 | [diff] [blame] | 159 | Mailbox::Mailbox &mbox, |
Per Åstrand | bbd9c8f | 2020-09-25 15:07:35 +0200 | [diff] [blame] | 160 | ::InferenceProcess::InferenceProcess &_inferenceProcess) : |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 161 | queueIn(in), |
Jonny Svärd | 44398c8 | 2020-10-06 14:18:28 +0200 | [diff] [blame] | 162 | queueOut(out), mailbox(mbox), inferenceProcess(_inferenceProcess) { |
| 163 | mailbox.registerCallback(mailboxCallback, reinterpret_cast<void *>(this)); |
| 164 | } |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 165 | |
| 166 | void MessageProcess::run() { |
| 167 | while (true) { |
| 168 | // Handle all messages in queue |
| 169 | while (handleMessage()) |
| 170 | ; |
| 171 | |
| 172 | // Wait for event |
| 173 | __WFE(); |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | void MessageProcess::handleIrq() { |
| 178 | __SEV(); |
| 179 | } |
| 180 | |
| 181 | bool MessageProcess::handleMessage() { |
| 182 | ethosu_core_msg msg; |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 183 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 184 | // Read msg header |
| 185 | if (!queueIn.read(msg)) { |
| 186 | return false; |
| 187 | } |
| 188 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 189 | printf("Message. type=%" PRIu32 ", length=%" PRIu32 "\n", msg.type, msg.length); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 190 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 191 | switch (msg.type) { |
| 192 | case ETHOSU_CORE_MSG_PING: |
| 193 | printf("Ping\n"); |
| 194 | sendPong(); |
| 195 | break; |
| 196 | case ETHOSU_CORE_MSG_INFERENCE_REQ: { |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 197 | ethosu_core_inference_req req; |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 198 | |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 199 | if (!queueIn.readOrSkip(req, msg.length)) { |
| 200 | printf("Failed to read payload.\n"); |
| 201 | return false; |
| 202 | } |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 203 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 204 | printf("InferenceReq. user_arg=0x%" PRIx64 ", network={0x%" PRIu32 ", %" PRIu32 "}", |
| 205 | req.user_arg, |
| 206 | req.network.ptr, |
| 207 | req.network.size); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 208 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 209 | printf(", ifm_count=%" PRIu32 ", ifm=[", req.ifm_count); |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 210 | for (uint32_t i = 0; i < req.ifm_count; ++i) { |
| 211 | if (i > 0) { |
| 212 | printf(", "); |
| 213 | } |
| 214 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 215 | printf("{0x%" PRIx32 ", %" PRIu32 "}", req.ifm[i].ptr, req.ifm[i].size); |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 216 | } |
| 217 | printf("]"); |
| 218 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 219 | printf(", ofm_count=%" PRIu32 ", ofm=[", req.ofm_count); |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 220 | for (uint32_t i = 0; i < req.ofm_count; ++i) { |
| 221 | if (i > 0) { |
| 222 | printf(", "); |
| 223 | } |
| 224 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 225 | printf("{0x%" PRIx32 ", %" PRIu32 "}", req.ofm[i].ptr, req.ofm[i].size); |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 226 | } |
| 227 | printf("]\n"); |
| 228 | |
| 229 | DataPtr networkModel(reinterpret_cast<void *>(req.network.ptr), req.network.size); |
| 230 | |
| 231 | vector<DataPtr> ifm; |
| 232 | for (uint32_t i = 0; i < req.ifm_count; ++i) { |
| 233 | ifm.push_back(DataPtr(reinterpret_cast<void *>(req.ifm[i].ptr), req.ifm[i].size)); |
| 234 | } |
| 235 | |
| 236 | vector<DataPtr> ofm; |
| 237 | for (uint32_t i = 0; i < req.ofm_count; ++i) { |
| 238 | ofm.push_back(DataPtr(reinterpret_cast<void *>(req.ofm[i].ptr), req.ofm[i].size)); |
| 239 | } |
| 240 | |
| 241 | vector<DataPtr> expectedOutput; |
| 242 | |
| 243 | InferenceJob job("job", networkModel, ifm, ofm, expectedOutput, -1); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 244 | |
| 245 | bool failed = inferenceProcess.runJob(job); |
| 246 | |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 247 | sendInferenceRsp(req.user_arg, job.output, failed); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 248 | break; |
| 249 | } |
Per Åstrand | dc28b13 | 2020-09-28 13:02:18 +0200 | [diff] [blame] | 250 | default: { |
| 251 | printf("Unexpected message type: %" PRIu32 ", skipping %" PRIu32 " bytes\n", msg.type, msg.length); |
| 252 | |
| 253 | queueIn.skip(msg.length); |
| 254 | } break; |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | return true; |
| 258 | } |
| 259 | |
| 260 | void MessageProcess::sendPong() { |
| 261 | if (!queueOut.write(ETHOSU_CORE_MSG_PONG)) { |
| 262 | printf("Failed to write pong.\n"); |
| 263 | } |
Jonny Svärd | 44398c8 | 2020-10-06 14:18:28 +0200 | [diff] [blame] | 264 | mailbox.sendMessage(); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 265 | } |
| 266 | |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 267 | void MessageProcess::sendInferenceRsp(uint64_t userArg, vector<DataPtr> &ofm, bool failed) { |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 268 | ethosu_core_inference_rsp rsp; |
| 269 | |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 270 | rsp.user_arg = userArg; |
| 271 | rsp.ofm_count = ofm.size(); |
| 272 | rsp.status = failed ? ETHOSU_CORE_STATUS_ERROR : ETHOSU_CORE_STATUS_OK; |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 273 | |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 274 | for (size_t i = 0; i < ofm.size(); ++i) { |
| 275 | rsp.ofm_size[i] = ofm[i].size; |
| 276 | } |
| 277 | |
Per Åstrand | 91a9173 | 2020-09-25 15:04:26 +0200 | [diff] [blame] | 278 | printf("Sending inference response. userArg=0x%" PRIx64 ", ofm_count=%" PRIu32 ", status=%" PRIu32 "\n", |
Kristofer Jonsson | 72fa50b | 2020-09-10 13:26:41 +0200 | [diff] [blame] | 279 | rsp.user_arg, |
| 280 | rsp.ofm_count, |
| 281 | rsp.status); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 282 | |
| 283 | if (!queueOut.write(ETHOSU_CORE_MSG_INFERENCE_RSP, rsp)) { |
| 284 | printf("Failed to write inference.\n"); |
| 285 | } |
Jonny Svärd | 44398c8 | 2020-10-06 14:18:28 +0200 | [diff] [blame] | 286 | mailbox.sendMessage(); |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 287 | } |
Jonny Svärd | 44398c8 | 2020-10-06 14:18:28 +0200 | [diff] [blame] | 288 | |
| 289 | void MessageProcess::mailboxCallback(void *userArg) { |
| 290 | MessageProcess *_this = reinterpret_cast<MessageProcess *>(userArg); |
| 291 | _this->handleIrq(); |
| 292 | } |
| 293 | |
Kristofer Jonsson | 641c091 | 2020-08-31 11:34:14 +0200 | [diff] [blame] | 294 | } // namespace MessageProcess |