/* * Copyright (c) 2019 Synopsys * * SPDX-License-Identifier: Apache-2.0 */ #include #include #include static struct arc_mpu_region mpu_regions[] = { /* Region ICCM */ MPU_REGION_ENTRY("ICCM", DT_REG_ADDR(DT_INST(0, arc_iccm)), DT_REG_SIZE(DT_INST(0, arc_iccm)), REGION_ROM_ATTR), /* Region DCCM */ MPU_REGION_ENTRY("DCCM", DT_REG_ADDR(DT_INST(0, arc_dccm)), DT_REG_SIZE(DT_INST(0, arc_dccm)), REGION_KERNEL_RAM_ATTR | REGION_DYNAMIC), /* Region XCCM */ #if DT_REG_SIZE(DT_INST(0, arc_xccm)) > 0 MPU_REGION_ENTRY("XCCM", DT_REG_ADDR(DT_INST(0, arc_xccm)), DT_REG_SIZE(DT_INST(0, arc_xccm)), REGION_KERNEL_RAM_ATTR | REGION_DYNAMIC), #endif /* Region YCCM */ #if DT_REG_SIZE(DT_INST(0, arc_yccm)) > 0 MPU_REGION_ENTRY("YCCM", DT_REG_ADDR(DT_INST(0, arc_yccm)), DT_REG_SIZE(DT_INST(0, arc_yccm)), REGION_KERNEL_RAM_ATTR | REGION_DYNAMIC), #endif /* Region DDR RAM */ MPU_REGION_ENTRY("SRAM", DT_REG_ADDR(DT_INST(0, mmio_sram)), DT_REG_SIZE(DT_INST(0, mmio_sram)), REGION_KERNEL_RAM_ATTR | AUX_MPU_ATTR_KW | AUX_MPU_ATTR_KR | AUX_MPU_ATTR_UR | AUX_MPU_ATTR_KE | AUX_MPU_ATTR_UE | REGION_DYNAMIC), /* Region Peripheral */ MPU_REGION_ENTRY("PERIPHERAL", 0xF0000000, 32 * 1024 * 1024, REGION_KERNEL_RAM_ATTR), }; struct arc_mpu_config mpu_config = { .num_regions = ARRAY_SIZE(mpu_regions), .mpu_regions = mpu_regions, };