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feat(spi_nand_flash): expose lower-level API and make it usable witho…
…ut Dhara
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| /* | ||
| * SPDX-FileCopyrightText: 2022 mikkeldamsgaard project | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * SPDX-FileContributor: 2015-2024 Espressif Systems (Shanghai) CO LTD | ||
| */ | ||
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| #pragma once | ||
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| #include <stdint.h> | ||
| #include "spi_nand_flash.h" | ||
| #include "freertos/semphr.h" | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| #define INVALID_PAGE 0xFFFF | ||
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| typedef enum { | ||
| STAT_ECC_OK = 0, | ||
| STAT_ECC_1_TO_3_BITS_CORRECTED = 1, | ||
| STAT_ECC_BITS_CORRECTED = STAT_ECC_1_TO_3_BITS_CORRECTED, | ||
| STAT_ECC_NOT_CORRECTED = 2, | ||
| STAT_ECC_4_TO_6_BITS_CORRECTED = 3, | ||
| STAT_ECC_MAX_BITS_CORRECTED = STAT_ECC_4_TO_6_BITS_CORRECTED, | ||
| STAT_ECC_7_8_BITS_CORRECTED = 5, | ||
| STAT_ECC_MAX | ||
| } ecc_status_t; | ||
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| typedef struct { | ||
| uint8_t ecc_status_reg_len_in_bits; | ||
| uint8_t ecc_data_refresh_threshold; | ||
| ecc_status_t ecc_corrected_bits_status; | ||
| } ecc_data_t; | ||
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| typedef struct { | ||
| uint8_t log2_page_size; //is power of 2, log2_page_size shift (1<<log2_page_size) is stored to page_size | ||
| uint8_t log2_ppb; //is power of 2, log2_ppb shift ((1<<log2_ppb) * page_size) will be stored in block size | ||
| uint32_t block_size; | ||
| uint32_t page_size; | ||
| uint32_t num_blocks; | ||
| uint32_t read_page_delay_us; | ||
| uint32_t erase_block_delay_us; | ||
| uint32_t program_page_delay_us; | ||
| ecc_data_t ecc_data; | ||
| } spi_nand_chip_t; | ||
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| typedef struct { | ||
| esp_err_t (*init)(spi_nand_flash_device_t *handle); | ||
| esp_err_t (*deinit)(spi_nand_flash_device_t *handle); | ||
| esp_err_t (*read)(spi_nand_flash_device_t *handle, uint8_t *buffer, sector_t sector_id); | ||
| esp_err_t (*write)(spi_nand_flash_device_t *handle, const uint8_t *buffer, sector_t sector_id); | ||
| esp_err_t (*trim)(spi_nand_flash_device_t *handle, sector_t sector_id); | ||
| esp_err_t (*sync)(spi_nand_flash_device_t *handle); | ||
| esp_err_t (*copy_sector)(spi_nand_flash_device_t *handle, sector_t src_sec, sector_t dst_sec); | ||
| esp_err_t (*get_capacity)(spi_nand_flash_device_t *handle, sector_t *number_of_sectors); | ||
| } spi_nand_ops; | ||
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| struct spi_nand_flash_device_t { | ||
| uint8_t dev_index; | ||
| spi_nand_flash_config_t config; | ||
| spi_nand_chip_t chip; | ||
| const spi_nand_ops *ops; | ||
| uint8_t *work_buffer; | ||
| uint8_t *read_buffer; | ||
| SemaphoreHandle_t mutex; | ||
| }; | ||
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| esp_err_t register_nand_dev(spi_nand_flash_device_t *handle); | ||
| esp_err_t unregister_nand_dev(spi_nand_flash_device_t *handle); | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| /* | ||
| * SPDX-FileCopyrightText: 2022 mikkeldamsgaard project | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * SPDX-FileContributor: 2015-2023 Espressif Systems (Shanghai) CO LTD | ||
| */ | ||
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| #pragma once | ||
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| #include <stdint.h> | ||
| #include "esp_err.h" | ||
| #include "nand.h" | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| esp_err_t nand_is_bad(spi_nand_flash_device_t *handle, block_t b, bool *is_bad_status); | ||
| esp_err_t nand_mark_bad(spi_nand_flash_device_t *handle, block_t b); | ||
| esp_err_t nand_erase_chip(spi_nand_flash_device_t *handle); | ||
| esp_err_t nand_erase_block(spi_nand_flash_device_t *handle, block_t b); | ||
| esp_err_t nand_prog(spi_nand_flash_device_t *handle, page_t p, const uint8_t *data); | ||
| esp_err_t nand_is_free(spi_nand_flash_device_t *handle, page_t p, bool *is_free_status); | ||
| esp_err_t nand_read(spi_nand_flash_device_t *handle, page_t p, size_t offset, size_t length, uint8_t *data); | ||
| esp_err_t nand_copy(spi_nand_flash_device_t *handle, page_t src, page_t dst); | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif |
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