/* * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include #include #include #include #include #include #include "../../../../bl1/bl1_private.h" #if USE_COHERENT_MEM /* * The next 2 constants identify the extents of the coherent memory region. * These addresses are used by the MMU setup code and therefore they must be * page-aligned. It is the responsibility of the linker script to ensure that * __COHERENT_RAM_START__ and __COHERENT_RAM_END__ linker symbols * refer to page-aligned addresses. */ #define BL1_COHERENT_RAM_BASE (unsigned long)(&__COHERENT_RAM_START__) #define BL1_COHERENT_RAM_LIMIT (unsigned long)(&__COHERENT_RAM_END__) #define BL2_COHERENT_RAM_BASE (unsigned long)(&__COHERENT_RAM_START__) #define BL2_COHERENT_RAM_LIMIT (unsigned long)(&__COHERENT_RAM_END__) #define BL31_COHERENT_RAM_BASE (uintptr_t)(&__COHERENT_RAM_START__) #define BL31_COHERENT_RAM_LIMIT (uintptr_t)(&__COHERENT_RAM_END__) #endif #define SGI_MAP_FLASH0_RO MAP_REGION_FLAT(V2M_FLASH0_BASE,\ V2M_FLASH0_SIZE, \ MT_DEVICE | MT_RO | MT_SECURE) /* * Table of regions for different BL stages to map using the MMU. * This doesn't include Trusted RAM as the 'mem_layout' argument passed to * arm_configure_mmu_elx() will give the available subset of that. * * Replace or extend the below regions as required */ #if IMAGE_BL1 const mmap_region_t plat_arm_mmap[] = { ARM_MAP_SHARED_RAM, SGI_MAP_FLASH0_RO, CSS_SGI_MAP_DEVICE, SOC_CSS_MAP_DEVICE, {0} }; #endif #if IMAGE_BL2 const mmap_region_t plat_arm_mmap[] = { ARM_MAP_SHARED_RAM, SGI_MAP_FLASH0_RO, CSS_SGI_MAP_DEVICE, SOC_CSS_MAP_DEVICE, ARM_MAP_NS_DRAM1, #if ARM_BL31_IN_DRAM ARM_MAP_BL31_SEC_DRAM, #endif {0} }; #endif #if IMAGE_BL31 const mmap_region_t plat_arm_mmap[] = { ARM_MAP_SHARED_RAM, V2M_MAP_IOFPGA, CSS_SGI_MAP_DEVICE, SOC_CSS_MAP_DEVICE, {0} }; #endif ARM_CASSERT_MMAP