blob: 48286c2f27f756d3dd86dbc88e2108e6d29abc7f [file] [log] [blame]
/*
* Copyright (c) 2019-2020, ARM Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <common/debug.h>
#include <common/fdt_wrappers.h>
#include <drivers/io/io_storage.h>
#include <lib/object_pool.h>
#include <libfdt.h>
#include <tools_share/firmware_image_package.h>
#include <plat/arm/common/arm_fconf_getter.h>
#include <plat/arm/common/arm_fconf_io_storage.h>
#include <platform_def.h>
const io_block_spec_t fip_block_spec = {
.offset = PLAT_ARM_FIP_BASE,
.length = PLAT_ARM_FIP_MAX_SIZE
};
const io_uuid_spec_t arm_uuid_spec[MAX_NUMBER_IDS] = {
[BL2_IMAGE_ID] = {UUID_TRUSTED_BOOT_FIRMWARE_BL2},
[TB_FW_CONFIG_ID] = {UUID_TB_FW_CONFIG},
[FW_CONFIG_ID] = {UUID_FW_CONFIG},
#if !ARM_IO_IN_DTB
[SCP_BL2_IMAGE_ID] = {UUID_SCP_FIRMWARE_SCP_BL2},
[BL31_IMAGE_ID] = {UUID_EL3_RUNTIME_FIRMWARE_BL31},
[BL32_IMAGE_ID] = {UUID_SECURE_PAYLOAD_BL32},
[BL32_EXTRA1_IMAGE_ID] = {UUID_SECURE_PAYLOAD_BL32_EXTRA1},
[BL32_EXTRA2_IMAGE_ID] = {UUID_SECURE_PAYLOAD_BL32_EXTRA2},
[BL33_IMAGE_ID] = {UUID_NON_TRUSTED_FIRMWARE_BL33},
[HW_CONFIG_ID] = {UUID_HW_CONFIG},
[SOC_FW_CONFIG_ID] = {UUID_SOC_FW_CONFIG},
[TOS_FW_CONFIG_ID] = {UUID_TOS_FW_CONFIG},
[NT_FW_CONFIG_ID] = {UUID_NT_FW_CONFIG},
#endif /* ARM_IO_IN_DTB */
#if TRUSTED_BOARD_BOOT
[TRUSTED_BOOT_FW_CERT_ID] = {UUID_TRUSTED_BOOT_FW_CERT},
#if !ARM_IO_IN_DTB
[TRUSTED_KEY_CERT_ID] = {UUID_TRUSTED_KEY_CERT},
[SCP_FW_KEY_CERT_ID] = {UUID_SCP_FW_KEY_CERT},
[SOC_FW_KEY_CERT_ID] = {UUID_SOC_FW_KEY_CERT},
[TRUSTED_OS_FW_KEY_CERT_ID] = {UUID_TRUSTED_OS_FW_KEY_CERT},
[NON_TRUSTED_FW_KEY_CERT_ID] = {UUID_NON_TRUSTED_FW_KEY_CERT},
[SCP_FW_CONTENT_CERT_ID] = {UUID_SCP_FW_CONTENT_CERT},
[SOC_FW_CONTENT_CERT_ID] = {UUID_SOC_FW_CONTENT_CERT},
[TRUSTED_OS_FW_CONTENT_CERT_ID] = {UUID_TRUSTED_OS_FW_CONTENT_CERT},
[NON_TRUSTED_FW_CONTENT_CERT_ID] = {UUID_NON_TRUSTED_FW_CONTENT_CERT},
#if defined(SPD_spmd)
[SIP_SP_CONTENT_CERT_ID] = {UUID_SIP_SECURE_PARTITION_CONTENT_CERT},
[PLAT_SP_CONTENT_CERT_ID] = {UUID_PLAT_SECURE_PARTITION_CONTENT_CERT},
#endif
#endif /* ARM_IO_IN_DTB */
#endif /* TRUSTED_BOARD_BOOT */
};
/* By default, ARM platforms load images from the FIP */
struct plat_io_policy policies[MAX_NUMBER_IDS] = {
[FIP_IMAGE_ID] = {
&memmap_dev_handle,
(uintptr_t)&fip_block_spec,
open_memmap
},
[BL2_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[BL2_IMAGE_ID],
open_fip
},
[TB_FW_CONFIG_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[TB_FW_CONFIG_ID],
open_fip
},
[FW_CONFIG_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[FW_CONFIG_ID],
open_fip
},
#if !ARM_IO_IN_DTB
[SCP_BL2_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SCP_BL2_IMAGE_ID],
open_fip
},
[BL31_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[BL31_IMAGE_ID],
open_fip
},
[BL32_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[BL32_IMAGE_ID],
open_fip
},
[BL32_EXTRA1_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[BL32_EXTRA1_IMAGE_ID],
open_fip
},
[BL32_EXTRA2_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[BL32_EXTRA2_IMAGE_ID],
open_fip
},
[BL33_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[BL33_IMAGE_ID],
open_fip
},
[HW_CONFIG_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[HW_CONFIG_ID],
open_fip
},
[SOC_FW_CONFIG_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SOC_FW_CONFIG_ID],
open_fip
},
[TOS_FW_CONFIG_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[TOS_FW_CONFIG_ID],
open_fip
},
[NT_FW_CONFIG_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[NT_FW_CONFIG_ID],
open_fip
},
#endif /* ARM_IO_IN_DTB */
#if TRUSTED_BOARD_BOOT
[TRUSTED_BOOT_FW_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[TRUSTED_BOOT_FW_CERT_ID],
open_fip
},
#if !ARM_IO_IN_DTB
[TRUSTED_KEY_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[TRUSTED_KEY_CERT_ID],
open_fip
},
[SCP_FW_KEY_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SCP_FW_KEY_CERT_ID],
open_fip
},
[SOC_FW_KEY_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SOC_FW_KEY_CERT_ID],
open_fip
},
[TRUSTED_OS_FW_KEY_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[TRUSTED_OS_FW_KEY_CERT_ID],
open_fip
},
[NON_TRUSTED_FW_KEY_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[NON_TRUSTED_FW_KEY_CERT_ID],
open_fip
},
[SCP_FW_CONTENT_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SCP_FW_CONTENT_CERT_ID],
open_fip
},
[SOC_FW_CONTENT_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SOC_FW_CONTENT_CERT_ID],
open_fip
},
[TRUSTED_OS_FW_CONTENT_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[TRUSTED_OS_FW_CONTENT_CERT_ID],
open_fip
},
[NON_TRUSTED_FW_CONTENT_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[NON_TRUSTED_FW_CONTENT_CERT_ID],
open_fip
},
#if defined(SPD_spmd)
[SIP_SP_CONTENT_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[SIP_SP_CONTENT_CERT_ID],
open_fip
},
[PLAT_SP_CONTENT_CERT_ID] = {
&fip_dev_handle,
(uintptr_t)&arm_uuid_spec[PLAT_SP_CONTENT_CERT_ID],
open_fip
},
#endif
#endif /* ARM_IO_IN_DTB */
#endif /* TRUSTED_BOARD_BOOT */
};
#ifdef IMAGE_BL2
#if TRUSTED_BOARD_BOOT
#define FCONF_ARM_IO_UUID_NUMBER U(21)
#else
#define FCONF_ARM_IO_UUID_NUMBER U(10)
#endif
static io_uuid_spec_t fconf_arm_uuids[FCONF_ARM_IO_UUID_NUMBER];
static OBJECT_POOL_ARRAY(fconf_arm_uuids_pool, fconf_arm_uuids);
struct policies_load_info {
unsigned int image_id;
const char *name;
};
/* image id to property name table */
static const struct policies_load_info load_info[FCONF_ARM_IO_UUID_NUMBER] = {
{SCP_BL2_IMAGE_ID, "scp_bl2_uuid"},
{BL31_IMAGE_ID, "bl31_uuid"},
{BL32_IMAGE_ID, "bl32_uuid"},
{BL32_EXTRA1_IMAGE_ID, "bl32_extra1_uuid"},
{BL32_EXTRA2_IMAGE_ID, "bl32_extra2_uuid"},
{BL33_IMAGE_ID, "bl33_uuid"},
{HW_CONFIG_ID, "hw_cfg_uuid"},
{SOC_FW_CONFIG_ID, "soc_fw_cfg_uuid"},
{TOS_FW_CONFIG_ID, "tos_fw_cfg_uuid"},
{NT_FW_CONFIG_ID, "nt_fw_cfg_uuid"},
#if TRUSTED_BOARD_BOOT
{TRUSTED_KEY_CERT_ID, "t_key_cert_uuid"},
{SCP_FW_KEY_CERT_ID, "scp_fw_key_uuid"},
{SOC_FW_KEY_CERT_ID, "soc_fw_key_uuid"},
{TRUSTED_OS_FW_KEY_CERT_ID, "tos_fw_key_cert_uuid"},
{NON_TRUSTED_FW_KEY_CERT_ID, "nt_fw_key_cert_uuid"},
{SCP_FW_CONTENT_CERT_ID, "scp_fw_content_cert_uuid"},
{SOC_FW_CONTENT_CERT_ID, "soc_fw_content_cert_uuid"},
{TRUSTED_OS_FW_CONTENT_CERT_ID, "tos_fw_content_cert_uuid"},
{NON_TRUSTED_FW_CONTENT_CERT_ID, "nt_fw_content_cert_uuid"},
#if defined(SPD_spmd)
{SIP_SP_CONTENT_CERT_ID, "sip_sp_content_cert_uuid"},
{PLAT_SP_CONTENT_CERT_ID, "plat_sp_content_cert_uuid"},
#endif
#endif /* TRUSTED_BOARD_BOOT */
};
int fconf_populate_arm_io_policies(uintptr_t config)
{
int err, node;
unsigned int i;
unsigned int j;
union uuid_helper_t uuid_helper;
io_uuid_spec_t *uuid_ptr;
/* As libfdt uses void *, we can't avoid this cast */
const void *dtb = (void *)config;
/* Assert the node offset point to "arm,io-fip-handle" compatible property */
const char *compatible_str = "arm,io-fip-handle";
node = fdt_node_offset_by_compatible(dtb, -1, compatible_str);
if (node < 0) {
ERROR("FCONF: Can't find %s compatible in dtb\n", compatible_str);
return node;
}
/* Locate the uuid cells and read the value for all the load info uuid */
for (i = 0; i < FCONF_ARM_IO_UUID_NUMBER; i++) {
uuid_ptr = pool_alloc(&fconf_arm_uuids_pool);
err = fdt_read_uint32_array(dtb, node, load_info[i].name,
4, uuid_helper.word);
if (err < 0) {
WARN("FCONF: Read cell failed for %s\n", load_info[i].name);
return err;
}
/* Convert uuid from big endian to little endian */
for (j = 0U; j < 4U; j++) {
uuid_helper.word[j] =
((uuid_helper.word[j] >> 24U) & 0xff) |
((uuid_helper.word[j] << 8U) & 0xff0000) |
((uuid_helper.word[j] >> 8U) & 0xff00) |
((uuid_helper.word[j] << 24U) & 0xff000000);
}
VERBOSE("FCONF: arm-io_policies.%s cell found with value = 0x%x 0x%x 0x%x 0x%x\n",
load_info[i].name,
uuid_helper.word[0], uuid_helper.word[1],
uuid_helper.word[2], uuid_helper.word[3]);
uuid_ptr->uuid = uuid_helper.uuid_struct;
policies[load_info[i].image_id].image_spec = (uintptr_t)uuid_ptr;
policies[load_info[i].image_id].dev_handle = &fip_dev_handle;
policies[load_info[i].image_id].check = open_fip;
}
return 0;
}
#if ARM_IO_IN_DTB
FCONF_REGISTER_POPULATOR(TB_FW, arm_io, fconf_populate_arm_io_policies);
#endif /* ARM_IO_IN_DTB */
#endif /* IMAGE_BL2 */