diff options
Diffstat (limited to 'include/lib/optee_utils.h')
-rw-r--r-- | include/lib/optee_utils.h | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/include/lib/optee_utils.h b/include/lib/optee_utils.h index 6067caff42..e1e9d803a8 100644 --- a/include/lib/optee_utils.h +++ b/include/lib/optee_utils.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2017-2023, Arm Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -7,10 +7,50 @@ #ifndef OPTEE_UTILS_H #define OPTEE_UTILS_H +#include <stdbool.h> + #include <common/bl_common.h> +bool optee_header_is_valid(uintptr_t header_base); + int parse_optee_header(entry_point_info_t *header_ep, image_info_t *pager_image_info, image_info_t *paged_image_info); +/* + * load_addr_hi and load_addr_lo: image load address. + * image_id: 0 - pager, 1 - paged + * size: image size in bytes. + */ +typedef struct optee_image { + uint32_t load_addr_hi; + uint32_t load_addr_lo; + uint32_t image_id; + uint32_t size; +} optee_image_t; + +#define OPTEE_PAGER_IMAGE_ID 0 +#define OPTEE_PAGED_IMAGE_ID 1 + +#define OPTEE_MAX_NUM_IMAGES 2u + +#define TEE_MAGIC_NUM_OPTEE 0x4554504f +/* + * magic: header magic number. + * version: OPTEE header version: + * 1 - not supported + * 2 - supported + * arch: OPTEE os architecture type: 0 - AARCH32, 1 - AARCH64. + * flags: unused currently. + * nb_images: number of images. + */ +typedef struct optee_header { + uint32_t magic; + uint8_t version; + uint8_t arch; + uint16_t flags; + uint32_t nb_images; + optee_image_t optee_image_list[]; +} optee_header_t; + #endif /* OPTEE_UTILS_H */ |