Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 1 | /* |
Anton Moberg | 4e5e056 | 2021-03-31 11:11:36 +0200 | [diff] [blame] | 2 | * Copyright (c) 2020-2021 Arm Limited. All rights reserved. |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 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 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 19 | #include "autogen/tflite_schema.hpp" |
| 20 | |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 21 | #include <ethosu.hpp> |
| 22 | #include <uapi/ethosu.h> |
| 23 | |
| 24 | #include <algorithm> |
| 25 | #include <exception> |
| 26 | #include <iostream> |
| 27 | |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 28 | #include <fcntl.h> |
| 29 | #include <poll.h> |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 30 | #include <sys/ioctl.h> |
| 31 | #include <sys/mman.h> |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 32 | #include <unistd.h> |
| 33 | |
| 34 | using namespace std; |
| 35 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 36 | namespace { |
| 37 | int eioctl(int fd, unsigned long cmd, void *data = nullptr) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 38 | int ret = ::ioctl(fd, cmd, data); |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 39 | if (ret < 0) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 40 | throw EthosU::Exception("IOCTL failed"); |
| 41 | } |
| 42 | |
| 43 | return ret; |
| 44 | } |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 45 | |
| 46 | /**************************************************************************** |
| 47 | * TFL micro helpers |
| 48 | ****************************************************************************/ |
| 49 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 50 | size_t getShapeSize(const flatbuffers::Vector<int32_t> *shape) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 51 | size_t size = 1; |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 52 | |
Jonny Svärd | 2c01713 | 2021-04-12 15:56:44 +0200 | [diff] [blame^] | 53 | if (shape == nullptr) { |
| 54 | throw EthosU::Exception("getShapeSize(): nullptr arg"); |
| 55 | } |
| 56 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 57 | for (auto it = shape->begin(); it != shape->end(); ++it) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 58 | size *= *it; |
| 59 | } |
| 60 | |
| 61 | return size; |
| 62 | } |
| 63 | |
Kristofer Jonsson | 5e632c2 | 2020-11-25 10:58:38 +0100 | [diff] [blame] | 64 | size_t getTensorTypeSize(const enum tflite::TensorType type) { |
| 65 | switch (type) { |
| 66 | case tflite::TensorType::TensorType_UINT8: |
| 67 | case tflite::TensorType::TensorType_INT8: |
| 68 | return 1; |
| 69 | case tflite::TensorType::TensorType_INT16: |
| 70 | return 2; |
Henrik Hoglind | 031f4c1 | 2021-03-25 08:32:23 +0100 | [diff] [blame] | 71 | case tflite::TensorType::TensorType_FLOAT32: |
| 72 | return 4; |
Kristofer Jonsson | 5e632c2 | 2020-11-25 10:58:38 +0100 | [diff] [blame] | 73 | default: |
| 74 | throw EthosU::Exception("Unsupported tensor type"); |
| 75 | } |
| 76 | } |
| 77 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 78 | vector<size_t> getSubGraphDims(const tflite::SubGraph *subgraph, const flatbuffers::Vector<int32_t> *tensorMap) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 79 | vector<size_t> dims; |
| 80 | |
Jonny Svärd | 2c01713 | 2021-04-12 15:56:44 +0200 | [diff] [blame^] | 81 | if (subgraph == nullptr || tensorMap == nullptr) { |
| 82 | throw EthosU::Exception("getSubGraphDims(): nullptr arg(s)"); |
| 83 | } |
| 84 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 85 | for (auto index = tensorMap->begin(); index != tensorMap->end(); ++index) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 86 | auto tensor = subgraph->tensors()->Get(*index); |
| 87 | size_t size = getShapeSize(tensor->shape()); |
Kristofer Jonsson | 5e632c2 | 2020-11-25 10:58:38 +0100 | [diff] [blame] | 88 | size *= getTensorTypeSize(tensor->type()); |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 89 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 90 | if (size > 0) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 91 | dims.push_back(size); |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | return dims; |
| 96 | } |
| 97 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 98 | } // namespace |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 99 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 100 | namespace EthosU { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 101 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 102 | /**************************************************************************** |
| 103 | * Exception |
| 104 | ****************************************************************************/ |
| 105 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 106 | Exception::Exception(const char *msg) : msg(msg) {} |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 107 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 108 | Exception::~Exception() throw() {} |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 109 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 110 | const char *Exception::what() const throw() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 111 | return msg.c_str(); |
| 112 | } |
| 113 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 114 | /**************************************************************************** |
| 115 | * Device |
| 116 | ****************************************************************************/ |
| 117 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 118 | Device::Device(const char *device) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 119 | fd = open(device, O_RDWR | O_NONBLOCK); |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 120 | if (fd < 0) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 121 | throw Exception("Failed to open device"); |
| 122 | } |
| 123 | } |
| 124 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 125 | Device::~Device() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 126 | close(fd); |
| 127 | } |
| 128 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 129 | int Device::ioctl(unsigned long cmd, void *data) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 130 | return eioctl(fd, cmd, data); |
| 131 | } |
| 132 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 133 | /**************************************************************************** |
| 134 | * Buffer |
| 135 | ****************************************************************************/ |
| 136 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 137 | Buffer::Buffer(Device &device, const size_t capacity) : fd(-1), dataPtr(nullptr), dataCapacity(capacity) { |
| 138 | ethosu_uapi_buffer_create uapi = {static_cast<uint32_t>(dataCapacity)}; |
| 139 | fd = device.ioctl(ETHOSU_IOCTL_BUFFER_CREATE, static_cast<void *>(&uapi)); |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 140 | |
| 141 | void *d = ::mmap(nullptr, dataCapacity, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 142 | if (d == MAP_FAILED) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 143 | throw Exception("MMap failed"); |
| 144 | } |
| 145 | |
| 146 | dataPtr = reinterpret_cast<char *>(d); |
| 147 | } |
| 148 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 149 | Buffer::~Buffer() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 150 | close(fd); |
| 151 | } |
| 152 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 153 | size_t Buffer::capacity() const { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 154 | return dataCapacity; |
| 155 | } |
| 156 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 157 | void Buffer::clear() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 158 | resize(0, 0); |
| 159 | } |
| 160 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 161 | char *Buffer::data() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 162 | return dataPtr + offset(); |
| 163 | } |
| 164 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 165 | void Buffer::resize(size_t size, size_t offset) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 166 | ethosu_uapi_buffer uapi; |
| 167 | uapi.offset = offset; |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 168 | uapi.size = size; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 169 | eioctl(fd, ETHOSU_IOCTL_BUFFER_SET, static_cast<void *>(&uapi)); |
| 170 | } |
| 171 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 172 | size_t Buffer::offset() const { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 173 | ethosu_uapi_buffer uapi; |
| 174 | eioctl(fd, ETHOSU_IOCTL_BUFFER_GET, static_cast<void *>(&uapi)); |
| 175 | return uapi.offset; |
| 176 | } |
| 177 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 178 | size_t Buffer::size() const { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 179 | ethosu_uapi_buffer uapi; |
| 180 | eioctl(fd, ETHOSU_IOCTL_BUFFER_GET, static_cast<void *>(&uapi)); |
| 181 | return uapi.size; |
| 182 | } |
| 183 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 184 | int Buffer::getFd() const { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 185 | return fd; |
| 186 | } |
| 187 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 188 | /**************************************************************************** |
| 189 | * Network |
| 190 | ****************************************************************************/ |
| 191 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 192 | Network::Network(Device &device, shared_ptr<Buffer> &buffer) : fd(-1), buffer(buffer) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 193 | // Create buffer handle |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 194 | ethosu_uapi_network_create uapi; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 195 | uapi.fd = buffer->getFd(); |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 196 | fd = device.ioctl(ETHOSU_IOCTL_NETWORK_CREATE, static_cast<void *>(&uapi)); |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 197 | |
| 198 | // Create model handle |
| 199 | const tflite::Model *model = tflite::GetModel(reinterpret_cast<void *>(buffer->data())); |
| 200 | |
Jonny Svärd | 2c01713 | 2021-04-12 15:56:44 +0200 | [diff] [blame^] | 201 | if (model->subgraphs() == nullptr) { |
| 202 | throw EthosU::Exception("Failed to get subgraphs: nullptr"); |
| 203 | } |
| 204 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 205 | // Get input dimensions for first subgraph |
| 206 | auto *subgraph = *model->subgraphs()->begin(); |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 207 | ifmDims = getSubGraphDims(subgraph, subgraph->inputs()); |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 208 | |
| 209 | // Get output dimensions for last subgraph |
| 210 | subgraph = *model->subgraphs()->rbegin(); |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 211 | ofmDims = getSubGraphDims(subgraph, subgraph->outputs()); |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 212 | } |
| 213 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 214 | Network::~Network() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 215 | close(fd); |
| 216 | } |
| 217 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 218 | int Network::ioctl(unsigned long cmd, void *data) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 219 | return eioctl(fd, cmd, data); |
| 220 | } |
| 221 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 222 | shared_ptr<Buffer> Network::getBuffer() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 223 | return buffer; |
| 224 | } |
| 225 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 226 | const std::vector<size_t> &Network::getIfmDims() const { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 227 | return ifmDims; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 228 | } |
| 229 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 230 | size_t Network::getIfmSize() const { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 231 | size_t size = 0; |
| 232 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 233 | for (auto s : ifmDims) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 234 | size += s; |
| 235 | } |
| 236 | |
| 237 | return size; |
| 238 | } |
| 239 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 240 | const std::vector<size_t> &Network::getOfmDims() const { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 241 | return ofmDims; |
| 242 | } |
| 243 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 244 | size_t Network::getOfmSize() const { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 245 | size_t size = 0; |
| 246 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 247 | for (auto s : ofmDims) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 248 | size += s; |
| 249 | } |
| 250 | |
| 251 | return size; |
| 252 | } |
| 253 | |
| 254 | /**************************************************************************** |
| 255 | * Inference |
| 256 | ****************************************************************************/ |
| 257 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 258 | Inference::~Inference() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 259 | close(fd); |
| 260 | } |
| 261 | |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 262 | void Inference::create(std::vector<uint32_t> &counterConfigs, bool cycleCounterEnable = false) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 263 | ethosu_uapi_inference_create uapi; |
| 264 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 265 | if (ifmBuffers.size() > ETHOSU_FD_MAX) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 266 | throw Exception("IFM buffer overflow"); |
| 267 | } |
| 268 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 269 | if (ofmBuffers.size() > ETHOSU_FD_MAX) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 270 | throw Exception("OFM buffer overflow"); |
| 271 | } |
| 272 | |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 273 | if (counterConfigs.size() != ETHOSU_PMU_EVENT_MAX) { |
| 274 | throw Exception("Wrong size of counter configurations"); |
| 275 | } |
| 276 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 277 | uapi.ifm_count = 0; |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 278 | for (auto it : ifmBuffers) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 279 | uapi.ifm_fd[uapi.ifm_count++] = it->getFd(); |
| 280 | } |
| 281 | |
| 282 | uapi.ofm_count = 0; |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 283 | for (auto it : ofmBuffers) { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 284 | uapi.ofm_fd[uapi.ofm_count++] = it->getFd(); |
| 285 | } |
| 286 | |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 287 | for (int i = 0; i < ETHOSU_PMU_EVENT_MAX; i++) { |
| 288 | uapi.pmu_config.events[i] = counterConfigs[i]; |
| 289 | } |
| 290 | |
| 291 | uapi.pmu_config.cycle_count = cycleCounterEnable; |
| 292 | |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 293 | fd = network->ioctl(ETHOSU_IOCTL_INFERENCE_CREATE, static_cast<void *>(&uapi)); |
| 294 | } |
| 295 | |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 296 | std::vector<uint32_t> Inference::initializeCounterConfig() { |
| 297 | return std::vector<uint32_t>(ETHOSU_PMU_EVENT_MAX, 0); |
| 298 | } |
| 299 | |
| 300 | uint32_t Inference::getMaxPmuEventCounters() { |
| 301 | return ETHOSU_PMU_EVENT_MAX; |
| 302 | } |
| 303 | |
| 304 | int Inference::wait(int timeoutSec) { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 305 | pollfd pfd; |
| 306 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 307 | pfd.fd = fd; |
| 308 | pfd.events = POLLIN | POLLERR; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 309 | pfd.revents = 0; |
| 310 | |
| 311 | int ret = ::poll(&pfd, 1, timeoutSec * 1000); |
| 312 | |
| 313 | cout << "Poll. ret=" << ret << ", revents=" << pfd.revents << endl; |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 314 | |
| 315 | return ret; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 316 | } |
| 317 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 318 | bool Inference::failed() { |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 319 | ethosu_uapi_result_status uapi; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 320 | |
Per Åstrand | 2354d3e | 2020-10-24 20:17:10 +0200 | [diff] [blame] | 321 | eioctl(fd, ETHOSU_IOCTL_INFERENCE_STATUS, static_cast<void *>(&uapi)); |
| 322 | |
| 323 | return uapi.status != ETHOSU_UAPI_STATUS_OK; |
| 324 | } |
| 325 | |
| 326 | const std::vector<uint32_t> Inference::getPmuCounters() { |
| 327 | ethosu_uapi_result_status uapi; |
| 328 | std::vector<uint32_t> counterValues = std::vector<uint32_t>(ETHOSU_PMU_EVENT_MAX, 0); |
| 329 | |
| 330 | eioctl(fd, ETHOSU_IOCTL_INFERENCE_STATUS, static_cast<void *>(&uapi)); |
| 331 | |
| 332 | for (int i = 0; i < ETHOSU_PMU_EVENT_MAX; i++) { |
| 333 | if (uapi.pmu_config.events[i]) { |
| 334 | counterValues.at(i) = uapi.pmu_count.events[i]; |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | return counterValues; |
| 339 | } |
| 340 | |
| 341 | uint64_t Inference::getCycleCounter() { |
| 342 | ethosu_uapi_result_status uapi; |
| 343 | |
| 344 | eioctl(fd, ETHOSU_IOCTL_INFERENCE_STATUS, static_cast<void *>(&uapi)); |
| 345 | |
| 346 | return uapi.pmu_count.cycle_count; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 347 | } |
| 348 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 349 | int Inference::getFd() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 350 | return fd; |
| 351 | } |
| 352 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 353 | shared_ptr<Network> Inference::getNetwork() { |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 354 | return network; |
| 355 | } |
| 356 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 357 | vector<shared_ptr<Buffer>> &Inference::getIfmBuffers() { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 358 | return ifmBuffers; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 359 | } |
| 360 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 361 | vector<shared_ptr<Buffer>> &Inference::getOfmBuffers() { |
Kristofer Jonsson | b74492c | 2020-09-10 13:26:01 +0200 | [diff] [blame] | 362 | return ofmBuffers; |
Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 363 | } |
| 364 | |
Kristofer Jonsson | 79689c5 | 2020-10-16 14:42:19 +0200 | [diff] [blame] | 365 | } // namespace EthosU |