djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

use pointer to get nvs handle

Browse Source
This commit is contained in:
microDev 2020-11-20 00:15:30 +05:30
parent 0686cde226
commit bc9036f353
No known key found for this signature in database
GPG Key ID: 2C0867BE60967730
1 changed files with 8 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
ports/esp32s2/common-hal/nvm/ByteArray.c
View File

@ -27,14 +27,13 @@
#include "common-hal/nvm/ByteArray.h"
#include "py/runtime.h"
#include "nvs_flash.h"
uint32_t common_hal_nvm_bytearray_get_length(nvm_bytearray_obj_t *self) {
return self->len;
}
static nvs_handle get_nvs_handle(void) {
static void get_nvs_handle(nvs_handle_t * nvs_handle) {
// Initialize NVS
esp_err_t err = nvs_flash_init();
if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND) {
@ -46,32 +45,31 @@ static nvs_handle get_nvs_handle(void) {
ESP_ERROR_CHECK(err);
// Open NVS handle
nvs_handle nvs_handle;
if (nvs_open("CPY", NVS_READWRITE, &nvs_handle) != ESP_OK) {
if (nvs_open("CPY", NVS_READWRITE, nvs_handle) != ESP_OK) {
mp_raise_RuntimeError(translate("NVS Error"));
}
return nvs_handle;
}
bool common_hal_nvm_bytearray_set_bytes(nvm_bytearray_obj_t *self,
uint32_t start_index, uint8_t* values, uint32_t len) {
char index[9];
sprintf(index, "%i", start_index - CIRCUITPY_INTERNAL_NVM_START_ADDR);
sprintf(index, "%i", start_index);
// start nvs
nvs_handle handle = get_nvs_handle();
nvs_handle_t handle;
get_nvs_handle(&handle);
bool status = ((nvs_set_u8(handle, (const char *)index, *values) == ESP_OK) && (nvs_commit(handle) == ESP_OK));
// close nvs
nvs_close(handle);
return status;
}
// NVM memory is memory mapped so reading it is easy.
void common_hal_nvm_bytearray_get_bytes(nvm_bytearray_obj_t *self,
uint32_t start_index, uint32_t len, uint8_t* values) {
char index[9];
sprintf(index, "%i", start_index - CIRCUITPY_INTERNAL_NVM_START_ADDR);
sprintf(index, "%i", start_index);
// start nvs
nvs_handle handle = get_nvs_handle();
nvs_handle_t handle;
get_nvs_handle(&handle);
if (nvs_get_u8(handle, (const char *)index, values) != ESP_OK) {
mp_raise_RuntimeError(translate("NVS Error"));
}