kopia lustrzana https://github.com/espressif/esp-idf
Init phy data to default if invalid in flash partition to avoid bootloops
Signed-off-by: ronghulin <ronghulin@espressif.com> Merges https://github.com/espressif/esp-idf/pull/6610pull/6828/head
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@ -430,6 +430,16 @@ menu "PHY"
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If unsure, choose 'n'.
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config ESP32_PHY_DEFAULT_INIT_IF_INVALID
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bool "Reset default PHY init data if invalid"
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default n
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depends on ESP32_PHY_INIT_DATA_IN_PARTITION
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help
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If enabled, PHY init data will be restored to default if
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it cannot be verified successfully to avoid endless bootloops.
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If unsure, choose 'n'.
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if ESP32_PHY_INIT_DATA_IN_PARTITION
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config ESP32_SUPPORT_MULTIPLE_PHY_INIT_DATA_BIN
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bool "Support multiple PHY init data bin"
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@ -339,16 +339,42 @@ const esp_phy_init_data_t* esp_phy_get_init_data(void)
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ESP_LOGE(TAG, "failed to allocate memory for PHY init data");
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return NULL;
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}
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// read phy data from flash
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esp_err_t err = esp_partition_read(partition, 0, init_data_store, init_data_store_length);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "failed to read PHY data partition (0x%x)", err);
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free(init_data_store);
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return NULL;
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}
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// verify data
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if (memcmp(init_data_store, PHY_INIT_MAGIC, sizeof(phy_init_magic_pre)) != 0 ||
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memcmp(init_data_store + init_data_store_length - sizeof(phy_init_magic_post),
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PHY_INIT_MAGIC, sizeof(phy_init_magic_post)) != 0) {
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#ifndef CONFIG_ESP32_PHY_DEFAULT_INIT_IF_INVALID
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ESP_LOGE(TAG, "failed to validate PHY data partition");
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return NULL;
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#else
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ESP_LOGE(TAG, "failed to validate PHY data partition, restoring default data into flash...");
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memcpy(init_data_store,
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PHY_INIT_MAGIC, sizeof(phy_init_magic_pre));
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memcpy(init_data_store + sizeof(phy_init_magic_pre),
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&phy_init_data, sizeof(phy_init_data));
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memcpy(init_data_store + sizeof(phy_init_magic_pre) + sizeof(phy_init_data),
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PHY_INIT_MAGIC, sizeof(phy_init_magic_post));
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assert(memcmp(init_data_store, PHY_INIT_MAGIC, sizeof(phy_init_magic_pre)) == 0);
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assert(memcmp(init_data_store + init_data_store_length - sizeof(phy_init_magic_post),
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PHY_INIT_MAGIC, sizeof(phy_init_magic_post)) == 0);
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// write default data
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err = esp_partition_write(partition, 0, init_data_store, init_data_store_length);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "failed to write default PHY data partition (0x%x)", err);
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free(init_data_store);
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return NULL;
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}
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#endif // CONFIG_ESP32_PHY_DEFAULT_INIT_IF_INVALID
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}
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#if CONFIG_ESP32_SUPPORT_MULTIPLE_PHY_INIT_DATA_BIN
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if ((*(init_data_store + (sizeof(phy_init_magic_pre) + PHY_SUPPORT_MULTIPLE_BIN_OFFSET)))) {
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