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102 lines
2.2 KiB
102 lines
2.2 KiB
/*
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* Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef BL1_H
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#define BL1_H
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#include <common/bl_common.h>
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/*
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* Defines for BL1 SMC function ids.
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*/
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#define BL1_SMC_CALL_COUNT 0x0
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#define BL1_SMC_UID 0x1
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/* SMC #0x2 reserved */
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#define BL1_SMC_VERSION 0x3
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/*
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* Corresponds to the function ID of the SMC that
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* the BL1 exception handler service to execute BL31.
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*/
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#define BL1_SMC_RUN_IMAGE 0x4
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/*
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* BL1 SMC version
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*/
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#define BL1_SMC_MAJOR_VER UL(0x0)
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#define BL1_SMC_MINOR_VER UL(0x1)
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/*
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* Defines for FWU SMC function ids.
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*/
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#define FWU_SMC_IMAGE_COPY 0x10
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#define FWU_SMC_IMAGE_AUTH 0x11
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#define FWU_SMC_IMAGE_EXECUTE 0x12
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#define FWU_SMC_IMAGE_RESUME 0x13
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#define FWU_SMC_SEC_IMAGE_DONE 0x14
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#define FWU_SMC_UPDATE_DONE 0x15
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#define FWU_SMC_IMAGE_RESET 0x16
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/*
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* Number of FWU calls (above) implemented
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*/
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#define FWU_NUM_SMC_CALLS 7
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#if TRUSTED_BOARD_BOOT
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# define BL1_NUM_SMC_CALLS (FWU_NUM_SMC_CALLS + 4)
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#else
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# define BL1_NUM_SMC_CALLS 4
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#endif
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/*
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* The macros below are used to identify FWU
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* calls from the SMC function ID
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*/
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#define FWU_SMC_FID_START FWU_SMC_IMAGE_COPY
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#define FWU_SMC_FID_END FWU_SMC_IMAGE_RESET
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#define is_fwu_fid(_fid) \
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((_fid >= FWU_SMC_FID_START) && (_fid <= FWU_SMC_FID_END))
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#ifndef __ASSEMBLER__
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#include <lib/cassert.h>
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struct entry_point_info;
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u_register_t bl1_smc_wrapper(uint32_t smc_fid,
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void *cookie,
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void *handle,
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unsigned int flags);
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u_register_t bl1_smc_handler(unsigned int smc_fid,
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u_register_t x1,
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u_register_t x2,
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u_register_t x3,
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u_register_t x4,
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void *cookie,
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void *handle,
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unsigned int flags);
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void bl1_print_next_bl_ep_info(const struct entry_point_info *bl_ep_info);
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void bl1_setup(void);
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void bl1_main(void);
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void bl1_plat_prepare_exit(entry_point_info_t *ep_info);
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/*
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* Check if the total number of FWU SMC calls are as expected.
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*/
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CASSERT(FWU_NUM_SMC_CALLS ==
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(FWU_SMC_FID_END - FWU_SMC_FID_START + 1),
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assert_FWU_NUM_SMC_CALLS_mismatch);
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/* Utility functions */
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void bl1_calc_bl2_mem_layout(const meminfo_t *bl1_mem_layout,
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meminfo_t *bl2_mem_layout);
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#endif /* __ASSEMBLER__ */
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#endif /* BL1_H */
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