| # Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved. |
| # |
| # 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. |
| # |
| # Description: |
| # Contains unit tests for npu_find_block_configs API for an external consumer |
| from ethosu.vela.api import npu_find_block_configs |
| from ethosu.vela.api import npu_generate_register_command_stream |
| from ethosu.vela.api import NpuAccelerator |
| from ethosu.vela.api import NpuAddressRange |
| from ethosu.vela.api import NpuBlockTraversal |
| from ethosu.vela.api import NpuConv2DOperation |
| from ethosu.vela.api import NpuKernel |
| from ethosu.vela.api import NpuPadding |
| from ethosu.vela.api import NpuQuantization |
| from ethosu.vela.api import NpuShape3D |
| from ethosu.vela.ethos_u55_regs.ethos_u55_regs import cmd0 |
| from ethosu.vela.test.extapi.test_extapi_generate_commands import check_cmd0 |
| from ethosu.vela.test.extapi.test_extapi_generate_commands import create_feature_map |
| |
| |
| def test_find_block_configs(): |
| """Tests npu_find_block_configs""" |
| # Create a Conv2D operation |
| op = NpuConv2DOperation() |
| op.ifm = create_feature_map( |
| NpuShape3D(height=30, width=62, depth=46), 1, 512, quant=NpuQuantization(scale_f32=0.007843138, zero_point=128) |
| ) |
| op.ofm = create_feature_map( |
| NpuShape3D(height=30, width=31, depth=46), |
| 1, |
| 0x14E40, |
| quant=NpuQuantization(scale_f32=0.20392157, zero_point=128), |
| ) |
| op.kernel = NpuKernel(3, 2, 2, 1) |
| op.biases = [NpuAddressRange(region=0, address=32000, length=464)] |
| op.padding = NpuPadding(top=0, left=0, right=1, bottom=1) |
| op.block_traversal = NpuBlockTraversal.PART_KERNEL_FIRST |
| # Find valid block configs |
| accelerator = NpuAccelerator.Ethos_U55_256 |
| block_configs = npu_find_block_configs(op, accelerator) |
| # Select the last one |
| op.block_config = block_configs[-1] |
| # Note: the weights should be encoded with op.block_config.depth (not shown here) |
| op.weights = [NpuAddressRange(region=0, address=0, length=7696)] |
| # Check that generating register commands succeeds |
| cmds = npu_generate_register_command_stream([op], accelerator) |
| # Check that the selected block config was used |
| check_cmd0(cmds, cmd0.NPU_SET_OFM_BLK_HEIGHT_M1, op.block_config.height - 1) |
| check_cmd0(cmds, cmd0.NPU_SET_OFM_BLK_WIDTH_M1, op.block_config.width - 1) |
| check_cmd0(cmds, cmd0.NPU_SET_OFM_BLK_DEPTH_M1, op.block_config.depth - 1) |