/*
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* Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
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* its subsidiaries and affiliates (collectly called MKSEMI).
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into an MKSEMI
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* integrated circuit in a product or a software update for such product,
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* must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of MKSEMI nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* MKSEMI integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be
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* reverse engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef MK_SBL_H_
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#define MK_SBL_H_
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#include "mk_common.h"
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#define SBL_SIZE (0x3000)
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#define IMAGE_FLAG_ADDR (FLASH_BASE + SBL_SIZE)
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#define IMAGE_FLAG_SIZE (0x1000)
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#define IMAGE1_LOAD_ADDR (IMAGE_FLAG_ADDR + IMAGE_FLAG_SIZE)
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#define IMAGE1_MAX_SIZE (0x20000)
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#define IMAGE2_LOAD_ADDR (IMAGE1_LOAD_ADDR + IMAGE1_MAX_SIZE)
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typedef void reset_handler_t(void);
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* @brief Check whether there is a valid image at the specified address
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* @param[in] img_addr Image address
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* @param[inout] img_cp_len Pointer to length of image, input NULL if unused
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* @param[inout] sp Pointer to MSP of image, input NULL if unused
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* @param[inout] entry Pointer to entry of image, input NULL if unused
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* @return 0: successful
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*/
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int sbl_check_image(uint32_t img_addr, uint32_t *img_cp_len, uint32_t *sp, uint32_t *entry);
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/*
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* @brief Get the address where the activated image is located
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* @return address of actived image
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*/
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uint32_t sbl_get_active_image(void);
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/*
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* @brief Set the address of the activated image
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* @param[in] img Image address
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* @return none
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*/
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void sbl_set_active_image(uint32_t img);
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/*
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* @brief Get the address where the OTA image is stored
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* @return Address for OTA image
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*/
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uint32_t sbl_get_addr_for_ota(void);
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/*
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* @brief Main process of the second boot loader
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* @return none
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*/
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void sbl_main(void);
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#ifdef __cplusplus
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}
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#endif
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/**
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* @}
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*/
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#endif /* MK_GPIO_H_ */
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