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44 lines
2.0 KiB
C++
44 lines
2.0 KiB
C++
/*
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* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _WL_State_H_
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#define _WL_State_H_
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#include "esp_err.h"
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/**
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* @brief This structure is used to store current state of flash access
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*
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*/
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#if defined(_MSC_VER)
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#define ALIGNED_(x) __declspec(align(x))
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#else
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#if defined(__GNUC__)
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#define ALIGNED_(x) __attribute__ ((aligned(x)))
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#endif
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#endif
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typedef struct ALIGNED_(32) WL_State_s {
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public:
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uint32_t wl_dummy_sec_pos; /*!< Current dummy sector position*/
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uint32_t wl_part_max_sec_pos; /*!< Number of sectors in the partition (excluding config and state sectors) for dummy sector movement*/
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uint32_t wl_dummy_sec_move_count; /*!< When dummy sector completes one cycle through the entire flash, wl_dummy_sector_move_count will be incremented by 1*/
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uint32_t wl_sec_erase_cycle_count; /*!< After every 'sector erase cycle', this count will be incremented by 1*/
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uint32_t wl_max_sec_erase_cycle_count; /*!< Max wl_sector_erase_cycle_count after which block will be moved and dummy sector position record will be updated in state sector*/
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uint32_t wl_block_size; /*!< WL partition block size*/
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uint32_t version; /*!< State id used to identify the version of current library implementation*/
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uint32_t wl_device_id; /*!< ID of current WL instance. Generated randomly when the state is first initialized*/
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uint32_t reserved[7]; /*!< Reserved space for future use*/
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uint32_t crc32; /*!< CRC of structure*/
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} wl_state_t;
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#ifndef _MSC_VER // MSVS has different format for this define
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static_assert(sizeof(wl_state_t) % 16 == 0, "Size of wl_state_t structure should be compatible with flash encryption");
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#endif // _MSC_VER
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#define WL_STATE_CRC_LEN_V1 offsetof(wl_state_t, wl_device_id)
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#define WL_STATE_CRC_LEN_V2 offsetof(wl_state_t, crc32)
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#endif // _WL_State_H_
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