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nvs: allow to specify custom partition

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Closes https://github.com/espressif/esp-idf/pull/5172
This commit is contained in:
Dmitriy Shilin
2020-04-23 12:19:06 +03:00
committed by Jakob Hasse
parent b734893124
commit de89598779
2 changed files with 70 additions and 0 deletions
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36
components/nvs_flash/src/nvs_api.cpp
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@@ -127,6 +127,20 @@ static esp_err_t close_handles_and_deinit(const char* part_name)
return NVSPartitionManager::get_instance()->deinit_partition(part_name);
}
extern "C" esp_err_t nvs_flash_init_partition_ptr(const esp_partition_t *partition)
{
Lock::init();
Lock lock;
if (!partition) {
return ESP_ERR_INVALID_ARG;
}
return nvs_flash_init_custom(partition->label,
partition->address / SPI_FLASH_SEC_SIZE,
partition->size / SPI_FLASH_SEC_SIZE);
}
#ifdef ESP_PLATFORM
extern "C" esp_err_t nvs_flash_init_partition(const char *part_name)
{
@@ -193,6 +207,28 @@ extern "C" esp_err_t nvs_flash_erase_partition(const char *part_name)
return esp_partition_erase_range(partition, 0, partition->size);
}
extern "C" esp_err_t nvs_flash_erase_partition_ptr(const esp_partition_t *partition)
{
Lock::init();
Lock lock;
if (!partition) {
return ESP_ERR_INVALID_ARG;
}
// if the partition is initialized, uninitialize it first
if (NVSPartitionManager::get_instance()->lookup_storage_from_name(partition->label)) {
const esp_err_t err = close_handles_and_deinit(partition->label);
// only hypothetical/future case, deinit_partition() only fails if partition is uninitialized
if (err != ESP_OK) {
return err;
}
}
return esp_partition_erase_range(partition, 0, partition->size);
}
extern "C" esp_err_t nvs_flash_erase(void)
{
return nvs_flash_erase_partition(NVS_DEFAULT_PART_NAME);