snfud.h 3.7 KB

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  1. #ifndef _SNFUD_H_
  2. #define _SNFUD_H_
  3. #ifdef __cplusplus
  4. extern "C" {
  5. #endif
  6. /* ../src/sfup.c */
  7. /**
  8. * SFUD library initialize.
  9. *
  10. * @return result
  11. */
  12. sfud_err snfud_init(void);
  13. /**
  14. * get flash device by its index which in the flash information table
  15. *
  16. * @param index the index which in the flash information table @see flash_table
  17. *
  18. * @return flash device
  19. */
  20. sfud_flash *snfud_get_device(size_t index);
  21. /**
  22. * get flash device total number on flash device information table @see flash_table
  23. *
  24. * @return flash device total number
  25. */
  26. size_t snfud_get_device_num(void);
  27. /**
  28. * read flash data
  29. *
  30. * @param flash flash device
  31. * @param addr start address
  32. * @param size read size
  33. * @param data read data pointer
  34. *
  35. * @return result
  36. */
  37. sfud_err snfud_read(const sfud_flash *flash, uint32_t addr, size_t size, uint8_t *data);
  38. /**
  39. * erase flash data
  40. *
  41. * @note It will erase align by erase granularity.
  42. *
  43. * @param flash flash device
  44. * @param addr start address
  45. * @param size erase size
  46. *
  47. * @return result
  48. */
  49. sfud_err snfud_erase(const sfud_flash *flash, uint32_t addr, size_t size);
  50. /**
  51. * write flash data (no erase operate)
  52. *
  53. * @param flash flash device
  54. * @param addr start address
  55. * @param data write data
  56. * @param size write size
  57. *
  58. * @return result
  59. */
  60. sfud_err snfud_write(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);
  61. /**
  62. * erase and write flash data
  63. *
  64. * @param flash flash device
  65. * @param addr start address
  66. * @param size write size
  67. * @param data write data
  68. *
  69. * @return result
  70. */
  71. sfud_err snfud_erase_write(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);
  72. /**
  73. * erase all flash data
  74. *
  75. * @param flash flash device
  76. *
  77. * @return result
  78. */
  79. sfud_err snfud_chip_erase(const sfud_flash *flash);
  80. /**
  81. * read flash register status
  82. *
  83. * @param flash flash device
  84. * @param status register status
  85. *
  86. * @return result
  87. */
  88. sfud_err snfud_read_status(const sfud_flash *flash, uint8_t *status, uint8_t cmd);
  89. /**
  90. * write status register
  91. *
  92. * @param flash flash device
  93. * @param is_volatile true: volatile mode, false: non-volatile mode
  94. * @param status register status
  95. *
  96. * @return result
  97. */
  98. sfud_err snfud_write_status(const sfud_flash *flash, bool is_volatile, uint8_t status, uint8_t cmd);
  99. /**
  100. * write ef log data to a single block
  101. *
  102. * @param flash flash device
  103. * @param addr write flash address
  104. * @param size write size
  105. * @param data write data
  106. *
  107. * @return result
  108. */
  109. sfud_err snfud_erase_write_ef_log(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);
  110. /**
  111. * write serial bytes to a single block
  112. *
  113. * @param flash flash device
  114. * @param addr write flash address
  115. * @param size write size
  116. * @param data write data
  117. *
  118. * @return result
  119. */
  120. sfud_err snfud_write_one(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);
  121. /**
  122. * read serial bytes from a single block
  123. *
  124. * @param flash flash device
  125. * @param addr read flash address
  126. * @param size read size
  127. * @param data read data
  128. *
  129. * @return result
  130. */
  131. sfud_err snfud_read_one(const sfud_flash *flash, uint32_t addr, size_t size, uint8_t *data);
  132. /**
  133. * erase one block
  134. *
  135. * @param flash flash device
  136. * @param addr start address (align with block size)
  137. * @param size write size (block size)
  138. * @param data write data
  139. *
  140. * @return result
  141. */
  142. sfud_err snfud_erase_one(const sfud_flash *flash, uint32_t addr, size_t size);
  143. /**
  144. * flush cache data to flash (Only for filesystem partition)
  145. *
  146. * @param flash flash device
  147. *
  148. * @return result
  149. */
  150. sfud_err snfud_flush(const sfud_flash *flash);
  151. /**
  152. * format the filesystem partition
  153. *
  154. * @param flash flash device
  155. *
  156. * @return result
  157. */
  158. sfud_err snfud_fs_format(const sfud_flash *flash);
  159. #ifdef __cplusplus
  160. }
  161. #endif
  162. #endif /* _SNFUD_H_ */