1 /* 2 * Copyright (c) 2020 HiSilicon (Shanghai) Technologies CO., LIMITED. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 * Description: LOG MEMORY SECTION MODULE. 15 * Author: 16 * Create: 2018-10-15 17 */ 18 19 #include "log_memory_section.h" 20 21 /* 22 * Public function definitions 23 */ log_memory_section_get(log_memory_region_section_t section,log_memory_section_params_t * section_data)24void log_memory_section_get(log_memory_region_section_t section, log_memory_section_params_t *section_data) 25 { 26 const log_memory_region_control_t *log_region_control = 27 (const log_memory_region_control_t *)(uintptr_t)LOG_MEMORY_REGION_CONTROL_BLOCK_POINTER; 28 section_data->start = (uint8_t *)(uintptr_t)(LOGGING_REGION_START + log_region_control->offset[section]); 29 #if CORE_NUMS > 1 30 // section_data has been previously initialized by the security core. 31 if (section == LOG_MEMORY_REGION_MAX_NUMBER - 1) { // If it is the last section use the length in stead 32 section_data->length = log_region_control->length - log_region_control->offset[section]; 33 } else { 34 section_data->length = log_region_control->offset[(uint8_t)section + 1] - 35 log_region_control->offset[(uint8_t)section]; 36 } 37 #else 38 if (section == LOG_MEMORY_REGION_MAX_NUMBER - 1) { // If it is the last section use the length in stead 39 section_data->length = log_region_control->length - log_region_control->offset[section]; 40 } 41 #endif 42 } 43 log_memory_section_get_control(log_memory_region_section_t section)44log_memory_section_control_t *log_memory_section_get_control(log_memory_region_section_t section) 45 { 46 log_memory_region_control_t *log_region_control = 47 (log_memory_region_control_t *)LOG_MEMORY_REGION_CONTROL_BLOCK_POINTER; 48 return &log_region_control->section_control[section]; 49 } 50