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updater: Add function to safety memory for storing the update file name

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This commit is contained in:
Mario Hüttel
2021-04-07 13:19:16 +02:00
parent 6e5627fde2
commit eea0826c7b
2 changed files with 90 additions and 2 deletions
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23
stm-firmware/include/reflow-controller/safety/safety-memory.h
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@@ -47,6 +47,8 @@
#define SAFETY_MEMORY_CONFIG_OVERRIDE_COUNT 32UL
#define SAFETY_MEMORY_UPDATE_FILENAME_MAXSIZE 256U
/**
* @brief Safety memory header
*/
@@ -55,6 +57,7 @@ struct safety_memory_header {
uint32_t boot_status_offset; /**< @brief Offset of the safety_memory_boot_status struct (in 32 bit words)*/
uint32_t config_overrides_offset; /**< @brief Offset address of override entries */
uint32_t config_overrides_len; /**< @brief Length of override entries in words */
uint32_t firmware_update_filename; /**< @brief Filename of the firmware update. This string is at maximum 256 bytes long including the 0 terminator */
uint32_t err_memory_offset; /**< @brief Offset of the error memory */
uint32_t err_memory_end; /**< @brief End of the error memory. This points to the word after the error memory, containing the CRC of the whole backup RAM. */
uint32_t crc; /**< @brief CRC of the header */
@@ -247,6 +250,26 @@ int safety_memory_get_config_override_count(uint32_t *count);
*/
int safety_memory_get_config_override(uint32_t idx, struct config_override *config_override);
/**
* @brief Read the set update filename from the safety backup memory
*
* \p filename has to be large enough to hold the filename (255 chars) plus the '\0'-terminator.
*
* @param[out] filename Array to fill in file name. May be NULL to only read the length.
* @param[out] outlen String length of the filename. May be NULL to only read the file name.
* @note \p filename may be NULL. In this case this function can be used to read the currently set filename's length.
* @warning Function will fail if both parameters are NULL
* @return 0 if successful
*/
int safety_memory_get_update_filename(char *filename, size_t *outlen);
/**
* @brief Set the filename of the update file
* @param[in] filename Filename to set. Must be 255 chars at max (256 including null terminator)
* @return 0 if successful
*/
int safety_memory_set_update_filename(const char *filename);
#ifndef SAFETY_MEMORY_STRIPOUT_DUMP
/**