| /* |
| * Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include <assert.h> |
| #include <errno.h> |
| #include <string.h> |
| |
| #include <platform_def.h> |
| |
| #include <arch_helpers.h> |
| #include <common/debug.h> |
| #include <drivers/ufs.h> |
| #include <drivers/io/io_block.h> |
| #include <drivers/io/io_driver.h> |
| #include <drivers/io/io_fip.h> |
| #include <drivers/io/io_memmap.h> |
| #include <drivers/io/io_storage.h> |
| #include <drivers/partition/partition.h> |
| #include <lib/mmio.h> |
| #include <lib/semihosting.h> |
| #include <tools_share/firmware_image_package.h> |
| |
| struct plat_io_policy { |
| uintptr_t *dev_handle; |
| uintptr_t image_spec; |
| int (*check)(const uintptr_t spec); |
| }; |
| |
| static const io_dev_connector_t *ufs_dev_con, *fip_dev_con; |
| static uintptr_t ufs_dev_handle, fip_dev_handle; |
| |
| static int check_ufs(const uintptr_t spec); |
| static int check_fip(const uintptr_t spec); |
| size_t ufs_read_lun3_blks(int lba, uintptr_t buf, size_t size); |
| size_t ufs_write_lun3_blks(int lba, const uintptr_t buf, size_t size); |
| |
| static io_block_spec_t ufs_fip_spec; |
| |
| static const io_block_spec_t ufs_gpt_spec = { |
| .offset = 0, |
| .length = PLAT_PARTITION_BLOCK_SIZE * |
| (PLAT_PARTITION_MAX_ENTRIES / 4 + 2), |
| }; |
| |
| static const io_block_dev_spec_t ufs_dev_spec = { |
| /* It's used as temp buffer in block driver. */ |
| .buffer = { |
| .offset = HIKEY960_UFS_DATA_BASE, |
| .length = HIKEY960_UFS_DATA_SIZE, |
| }, |
| .ops = { |
| .read = ufs_read_lun3_blks, |
| .write = ufs_write_lun3_blks, |
| }, |
| .block_size = UFS_BLOCK_SIZE, |
| }; |
| |
| static const io_uuid_spec_t scp_bl2_uuid_spec = { |
| .uuid = UUID_SCP_FIRMWARE_SCP_BL2, |
| }; |
| |
| static const io_uuid_spec_t bl31_uuid_spec = { |
| .uuid = UUID_EL3_RUNTIME_FIRMWARE_BL31, |
| }; |
| |
| static const io_uuid_spec_t bl32_uuid_spec = { |
| .uuid = UUID_SECURE_PAYLOAD_BL32, |
| }; |
| |
| static const io_uuid_spec_t bl32_extra1_uuid_spec = { |
| .uuid = UUID_SECURE_PAYLOAD_BL32_EXTRA1, |
| }; |
| |
| static const io_uuid_spec_t bl32_extra2_uuid_spec = { |
| .uuid = UUID_SECURE_PAYLOAD_BL32_EXTRA2, |
| }; |
| |
| #ifdef SPD_spmd |
| static const io_uuid_spec_t bl32_tos_fw_spec = { |
| .uuid = UUID_TOS_FW_CONFIG, |
| }; |
| #endif |
| |
| static const io_uuid_spec_t bl33_uuid_spec = { |
| .uuid = UUID_NON_TRUSTED_FIRMWARE_BL33, |
| }; |
| |
| #if TRUSTED_BOARD_BOOT |
| static const io_uuid_spec_t trusted_key_cert_uuid_spec = { |
| .uuid = UUID_TRUSTED_KEY_CERT, |
| }; |
| |
| static const io_uuid_spec_t scp_fw_key_cert_uuid_spec = { |
| .uuid = UUID_SCP_FW_KEY_CERT, |
| }; |
| |
| static const io_uuid_spec_t soc_fw_key_cert_uuid_spec = { |
| .uuid = UUID_SOC_FW_KEY_CERT, |
| }; |
| |
| static const io_uuid_spec_t tos_fw_key_cert_uuid_spec = { |
| .uuid = UUID_TRUSTED_OS_FW_KEY_CERT, |
| }; |
| |
| static const io_uuid_spec_t nt_fw_key_cert_uuid_spec = { |
| .uuid = UUID_NON_TRUSTED_FW_KEY_CERT, |
| }; |
| |
| static const io_uuid_spec_t scp_fw_cert_uuid_spec = { |
| .uuid = UUID_SCP_FW_CONTENT_CERT, |
| }; |
| |
| static const io_uuid_spec_t soc_fw_cert_uuid_spec = { |
| .uuid = UUID_SOC_FW_CONTENT_CERT, |
| }; |
| |
| static const io_uuid_spec_t tos_fw_cert_uuid_spec = { |
| .uuid = UUID_TRUSTED_OS_FW_CONTENT_CERT, |
| }; |
| |
| static const io_uuid_spec_t nt_fw_cert_uuid_spec = { |
| .uuid = UUID_NON_TRUSTED_FW_CONTENT_CERT, |
| }; |
| #endif /* TRUSTED_BOARD_BOOT */ |
| |
| static const struct plat_io_policy policies[] = { |
| [FIP_IMAGE_ID] = { |
| &ufs_dev_handle, |
| (uintptr_t)&ufs_fip_spec, |
| check_ufs |
| }, |
| [SCP_BL2_IMAGE_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&scp_bl2_uuid_spec, |
| check_fip |
| }, |
| [BL31_IMAGE_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&bl31_uuid_spec, |
| check_fip |
| }, |
| [BL32_IMAGE_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&bl32_uuid_spec, |
| check_fip |
| }, |
| [BL32_EXTRA1_IMAGE_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&bl32_extra1_uuid_spec, |
| check_fip |
| }, |
| [BL32_EXTRA2_IMAGE_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&bl32_extra2_uuid_spec, |
| check_fip |
| }, |
| |
| #ifdef SPD_spmd |
| [TOS_FW_CONFIG_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&bl32_tos_fw_spec, |
| check_fip |
| }, |
| #endif |
| |
| [BL33_IMAGE_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&bl33_uuid_spec, |
| check_fip |
| }, |
| #if TRUSTED_BOARD_BOOT |
| [TRUSTED_KEY_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&trusted_key_cert_uuid_spec, |
| check_fip |
| }, |
| [SCP_FW_KEY_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&scp_fw_key_cert_uuid_spec, |
| check_fip |
| }, |
| [SOC_FW_KEY_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&soc_fw_key_cert_uuid_spec, |
| check_fip |
| }, |
| [TRUSTED_OS_FW_KEY_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&tos_fw_key_cert_uuid_spec, |
| check_fip |
| }, |
| [NON_TRUSTED_FW_KEY_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&nt_fw_key_cert_uuid_spec, |
| check_fip |
| }, |
| [SCP_FW_CONTENT_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&scp_fw_cert_uuid_spec, |
| check_fip |
| }, |
| [SOC_FW_CONTENT_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&soc_fw_cert_uuid_spec, |
| check_fip |
| }, |
| [TRUSTED_OS_FW_CONTENT_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&tos_fw_cert_uuid_spec, |
| check_fip |
| }, |
| [NON_TRUSTED_FW_CONTENT_CERT_ID] = { |
| &fip_dev_handle, |
| (uintptr_t)&nt_fw_cert_uuid_spec, |
| check_fip |
| }, |
| #endif /* TRUSTED_BOARD_BOOT */ |
| [GPT_IMAGE_ID] = { |
| &ufs_dev_handle, |
| (uintptr_t)&ufs_gpt_spec, |
| check_ufs |
| }, |
| }; |
| |
| static int check_ufs(const uintptr_t spec) |
| { |
| int result; |
| uintptr_t local_handle; |
| |
| result = io_dev_init(ufs_dev_handle, (uintptr_t)NULL); |
| if (result == 0) { |
| result = io_open(ufs_dev_handle, spec, &local_handle); |
| if (result == 0) |
| io_close(local_handle); |
| } |
| return result; |
| } |
| |
| static int check_fip(const uintptr_t spec) |
| { |
| int result; |
| uintptr_t local_image_handle; |
| |
| /* See if a Firmware Image Package is available */ |
| result = io_dev_init(fip_dev_handle, (uintptr_t)FIP_IMAGE_ID); |
| if (result == 0) { |
| result = io_open(fip_dev_handle, spec, &local_image_handle); |
| if (result == 0) { |
| VERBOSE("Using FIP\n"); |
| io_close(local_image_handle); |
| } |
| } |
| return result; |
| } |
| |
| void hikey960_io_setup(void) |
| { |
| int result; |
| |
| result = register_io_dev_block(&ufs_dev_con); |
| assert(result == 0); |
| |
| result = register_io_dev_fip(&fip_dev_con); |
| assert(result == 0); |
| |
| result = io_dev_open(ufs_dev_con, (uintptr_t)&ufs_dev_spec, |
| &ufs_dev_handle); |
| assert(result == 0); |
| |
| result = io_dev_open(fip_dev_con, (uintptr_t)NULL, &fip_dev_handle); |
| assert(result == 0); |
| |
| /* Ignore improbable errors in release builds */ |
| (void)result; |
| } |
| |
| int hikey960_set_fip_addr(unsigned int image_id, const char *name) |
| { |
| const partition_entry_t *entry; |
| |
| if (ufs_fip_spec.length == 0) { |
| partition_init(GPT_IMAGE_ID); |
| entry = get_partition_entry(name); |
| if (entry == NULL) { |
| ERROR("Could NOT find the %s partition!\n", name); |
| return -ENOENT; |
| } |
| ufs_fip_spec.offset = entry->start; |
| ufs_fip_spec.length = entry->length; |
| } |
| return 0; |
| } |
| |
| /* Return an IO device handle and specification which can be used to access |
| * an image. Use this to enforce platform load policy |
| */ |
| int plat_get_image_source(unsigned int image_id, uintptr_t *dev_handle, |
| uintptr_t *image_spec) |
| { |
| int result; |
| const struct plat_io_policy *policy; |
| |
| assert(image_id < ARRAY_SIZE(policies)); |
| |
| policy = &policies[image_id]; |
| result = policy->check(policy->image_spec); |
| assert(result == 0); |
| |
| *image_spec = policy->image_spec; |
| *dev_handle = *(policy->dev_handle); |
| |
| return result; |
| } |
| |
| size_t ufs_read_lun3_blks(int lba, uintptr_t buf, size_t size) |
| { |
| return ufs_read_blocks(3, lba, buf, size); |
| } |
| |
| size_t ufs_write_lun3_blks(int lba, const uintptr_t buf, size_t size) |
| { |
| return ufs_write_blocks(3, lba, buf, size); |
| } |