| /* |
| * Copyright (c) 2022 Arm Limited. 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 |
| * |
| * http://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. |
| */ |
| |
| #include "platform_drivers.h" |
| |
| #include "uart_stdout.h" |
| #include "peripheral_memmap.h" |
| |
| |
| #include <string.h> |
| |
| #if defined(ARM_NPU) |
| #include "ethosu_npu_init.h" |
| |
| #if defined(ETHOS_U_NPU_TIMING_ADAPTER_ENABLED) |
| #include "ethosu_ta_init.h" |
| #endif /* ETHOS_U_NPU_TIMING_ADAPTER_ENABLED */ |
| |
| #endif /* ARM_NPU */ |
| |
| int platform_init(void) |
| { |
| SystemCoreClockUpdate(); /* From start up code */ |
| |
| /* UART init - will enable valid use of printf (stdout |
| * re-directed at this UART (UART0) */ |
| UartStdOutInit(); |
| |
| info("%s: complete\n", __FUNCTION__); |
| |
| #if defined(ARM_NPU) |
| |
| int state; |
| |
| /* If the platform has timing adapter blocks along with Ethos-U core |
| * block, initialise them here. */ |
| #if defined(ETHOS_U_NPU_TIMING_ADAPTER_ENABLED) |
| int err; |
| |
| if (0 != (err = arm_ethosu_timing_adapter_init())) { |
| return err; |
| } |
| #endif /* ETHOS_U_NPU_TIMING_ADAPTER_ENABLED */ |
| |
| /* If Arm Ethos-U NPU is to be used, we initialise it here */ |
| if (0 != (state = arm_ethosu_npu_init())) { |
| return state; |
| } |
| |
| #endif /* ARM_NPU */ |
| |
| /* Print target design info */ |
| info("Target system design: %s\n", DESIGN_NAME); |
| |
| return 0; |
| } |
| |
| void platform_release(void) |
| { |
| __disable_irq(); |
| } |
| |
| void platform_name(char* name, size_t size) |
| { |
| strncpy(name, DESIGN_NAME, size); |
| } |