1 // Copyright 2020 Espressif Systems (Shanghai) PTE LTD 2 // 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 #pragma once 15 16 #include <stdint.h> 17 #include "soc/soc_caps.h" 18 19 #if SOC_MPU_CONFIGURABLE_REGIONS_SUPPORTED 20 typedef void** mpu_region_table_t; 21 #endif 22 23 typedef enum { 24 MPU_REGION_ILLEGAL, 25 #if SOC_MPU_REGION_RO_SUPPORTED 26 MPU_REGION_RO, // read-only 27 #endif 28 #if SOC_MPU_REGION_WO_SUPPORTED 29 MPU_REGION_WO, // write-only 30 #endif 31 MPU_REGION_RW, // read-write 32 MPU_REGION_X, // executable 33 MPU_REGION_RWX // read-write-executable 34 } mpu_access_t; 35