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Diffstat (limited to '')
| -rw-r--r-- | plat/qemu/common/qemu_bl2_mem_params_desc.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/plat/qemu/common/qemu_bl2_mem_params_desc.c b/plat/qemu/common/qemu_bl2_mem_params_desc.c new file mode 100644 index 0000000..5af3a22 --- /dev/null +++ b/plat/qemu/common/qemu_bl2_mem_params_desc.c @@ -0,0 +1,150 @@ +/* + * Copyright (c) 2017-2021, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <platform_def.h> + +#include <common/desc_image_load.h> +#include <plat/common/platform.h> + +/******************************************************************************* + * Following descriptor provides BL image/ep information that gets used + * by BL2 to load the images and also subset of this information is + * passed to next BL image. The image loading sequence is managed by + * populating the images in required loading order. The image execution + * sequence is managed by populating the `next_handoff_image_id` with + * the next executable image id. + ******************************************************************************/ +static bl_mem_params_node_t bl2_mem_params_descs[] = { +#ifdef EL3_PAYLOAD_BASE + /* Fill EL3 payload related information (BL31 is EL3 payload) */ + { .image_id = BL31_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, VERSION_2, + entry_point_info_t, + SECURE | EXECUTABLE | EP_FIRST_EXE), + .ep_info.pc = EL3_PAYLOAD_BASE, + .ep_info.spsr = SPSR_64(MODE_EL3, MODE_SP_ELX, + DISABLE_ALL_EXCEPTIONS), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, image_info_t, + IMAGE_ATTRIB_PLAT_SETUP | IMAGE_ATTRIB_SKIP_LOADING), + + .next_handoff_image_id = INVALID_IMAGE_ID, + }, +#else /* EL3_PAYLOAD_BASE */ +#ifdef __aarch64__ + /* Fill BL31 related information */ + { .image_id = BL31_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, VERSION_2, + entry_point_info_t, + SECURE | EXECUTABLE | EP_FIRST_EXE), + .ep_info.pc = BL31_BASE, + .ep_info.spsr = SPSR_64(MODE_EL3, MODE_SP_ELX, + DISABLE_ALL_EXCEPTIONS), +# if DEBUG + .ep_info.args.arg1 = QEMU_BL31_PLAT_PARAM_VAL, +# endif + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, image_info_t, + IMAGE_ATTRIB_PLAT_SETUP), + .image_info.image_base = BL31_BASE, + .image_info.image_max_size = BL31_LIMIT - BL31_BASE, + +# ifdef QEMU_LOAD_BL32 + .next_handoff_image_id = BL32_IMAGE_ID, +# else + .next_handoff_image_id = BL33_IMAGE_ID, +# endif + }, +#endif /* __aarch64__ */ +# ifdef QEMU_LOAD_BL32 + +#ifdef __aarch64__ +#define BL32_EP_ATTRIBS (SECURE | EXECUTABLE) +#define BL32_IMG_ATTRIBS 0 +#else +#define BL32_EP_ATTRIBS (SECURE | EXECUTABLE | EP_FIRST_EXE) +#define BL32_IMG_ATTRIBS IMAGE_ATTRIB_PLAT_SETUP +#endif + + /* Fill BL32 related information */ + { .image_id = BL32_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, VERSION_2, + entry_point_info_t, BL32_EP_ATTRIBS), + .ep_info.pc = BL32_BASE, + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, + image_info_t, BL32_IMG_ATTRIBS), + + .image_info.image_base = BL32_BASE, + .image_info.image_max_size = BL32_LIMIT - BL32_BASE, + + .next_handoff_image_id = BL33_IMAGE_ID, + }, + + /* + * Fill BL32 external 1 related information. + * A typical use for extra1 image is with OP-TEE where it is the + * pager image. + */ + { .image_id = BL32_EXTRA1_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, VERSION_2, + entry_point_info_t, SECURE | NON_EXECUTABLE), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, + image_info_t, IMAGE_ATTRIB_SKIP_LOADING), + .image_info.image_base = BL32_BASE, + .image_info.image_max_size = BL32_LIMIT - BL32_BASE, + + .next_handoff_image_id = INVALID_IMAGE_ID, + }, + + /* + * Fill BL32 external 2 related information. + * A typical use for extra2 image is with OP-TEE where it is the + * paged image. + */ + { .image_id = BL32_EXTRA2_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, VERSION_2, + entry_point_info_t, SECURE | NON_EXECUTABLE), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, + image_info_t, IMAGE_ATTRIB_SKIP_LOADING), +#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE) || defined(SPMC_OPTEE) + .image_info.image_base = QEMU_OPTEE_PAGEABLE_LOAD_BASE, + .image_info.image_max_size = QEMU_OPTEE_PAGEABLE_LOAD_SIZE, +#endif + .next_handoff_image_id = INVALID_IMAGE_ID, + }, +# endif /* QEMU_LOAD_BL32 */ + + /* Fill BL33 related information */ + { .image_id = BL33_IMAGE_ID, + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, VERSION_2, + entry_point_info_t, NON_SECURE | EXECUTABLE), +# ifdef PRELOADED_BL33_BASE + .ep_info.pc = PRELOADED_BL33_BASE, + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, image_info_t, + IMAGE_ATTRIB_SKIP_LOADING), +# else /* PRELOADED_BL33_BASE */ + .ep_info.pc = NS_IMAGE_OFFSET, + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2, image_info_t, + 0), + .image_info.image_base = NS_IMAGE_OFFSET, + .image_info.image_max_size = NS_IMAGE_MAX_SIZE, +# endif /* !PRELOADED_BL33_BASE */ + + .next_handoff_image_id = INVALID_IMAGE_ID, + } +#endif /* !EL3_PAYLOAD_BASE */ +}; + +REGISTER_BL_IMAGE_DESCS(bl2_mem_params_descs) |