blob: 79f3e5b55d0c11da0d2ca0b0180879bec0577fc1 [file] [log] [blame]
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <platform_def.h>
#include <common/bl_common.h>
#include <common/debug.h>
#include <drivers/arm/ccn.h>
#include <plat/common/platform.h>
#include <services/secure_partition.h>
#include <arm_def.h>
#include <arm_spm_def.h>
#include <plat_arm.h>
#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
#if ENABLE_SPM
ARM_SP_IMAGE_MMAP,
#endif
#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
ARM_MAP_BL1_RW,
#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,
#if ENABLE_SPM
ARM_SPM_BUF_EL3_MMAP,
#endif
{0}
};
#if ENABLE_SPM && defined(IMAGE_BL31)
const mmap_region_t plat_arm_secure_partition_mmap[] = {
PLAT_ARM_SECURE_MAP_DEVICE,
ARM_SP_IMAGE_MMAP,
ARM_SP_IMAGE_NS_BUF_MMAP,
ARM_SP_CPER_BUF_MMAP,
ARM_SP_IMAGE_RW_MMAP,
ARM_SPM_BUF_EL0_MMAP,
{0}
};
#endif /* ENABLE_SPM && defined(IMAGE_BL31) */
#endif
ARM_CASSERT_MMAP
#if ENABLE_SPM && defined(IMAGE_BL31)
/*
* Boot information passed to a secure partition during initialisation. Linear
* indices in MP information will be filled at runtime.
*/
static secure_partition_mp_info_t sp_mp_info[] = {
[0] = {0x81000000, 0},
[1] = {0x81000100, 0},
[2] = {0x81000200, 0},
[3] = {0x81000300, 0},
[4] = {0x81010000, 0},
[5] = {0x81010100, 0},
[6] = {0x81010200, 0},
[7] = {0x81010300, 0},
};
const secure_partition_boot_info_t plat_arm_secure_partition_boot_info = {
.h.type = PARAM_SP_IMAGE_BOOT_INFO,
.h.version = VERSION_1,
.h.size = sizeof(secure_partition_boot_info_t),
.h.attr = 0,
.sp_mem_base = ARM_SP_IMAGE_BASE,
.sp_mem_limit = ARM_SP_IMAGE_LIMIT,
.sp_image_base = ARM_SP_IMAGE_BASE,
.sp_stack_base = PLAT_SP_IMAGE_STACK_BASE,
.sp_heap_base = ARM_SP_IMAGE_HEAP_BASE,
.sp_ns_comm_buf_base = ARM_SP_IMAGE_NS_BUF_BASE,
.sp_shared_buf_base = PLAT_SPM_BUF_BASE,
.sp_image_size = ARM_SP_IMAGE_SIZE,
.sp_pcpu_stack_size = PLAT_SP_IMAGE_STACK_PCPU_SIZE,
.sp_heap_size = ARM_SP_IMAGE_HEAP_SIZE,
.sp_ns_comm_buf_size = ARM_SP_IMAGE_NS_BUF_SIZE,
.sp_shared_buf_size = PLAT_SPM_BUF_SIZE,
.num_sp_mem_regions = ARM_SP_IMAGE_NUM_MEM_REGIONS,
.num_cpus = PLATFORM_CORE_COUNT,
.mp_info = &sp_mp_info[0],
};
const struct mmap_region *plat_get_secure_partition_mmap(void *cookie)
{
return plat_arm_secure_partition_mmap;
}
const struct secure_partition_boot_info *plat_get_secure_partition_boot_info(
void *cookie)
{
return &plat_arm_secure_partition_boot_info;
}
#endif /* ENABLE_SPM && defined(IMAGE_BL31) */
#if TRUSTED_BOARD_BOOT
int plat_get_mbedtls_heap(void **heap_addr, size_t *heap_size)
{
assert(heap_addr != NULL);
assert(heap_size != NULL);
return arm_get_mbedtls_heap(heap_addr, heap_size);
}
#endif