kopia lustrzana https://github.com/espressif/esp-idf
119 wiersze
3.2 KiB
C
119 wiersze
3.2 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include "diskio_impl.h"
|
|
#include "ffconf.h"
|
|
#include "ff.h"
|
|
#include "esp_log.h"
|
|
#include "diskio_wl.h"
|
|
#include "wear_levelling.h"
|
|
#include "esp_compiler.h"
|
|
|
|
static const char* TAG = "ff_diskio_spiflash";
|
|
|
|
wl_handle_t ff_wl_handles[FF_VOLUMES] = {
|
|
[0 ... FF_VOLUMES - 1] = WL_INVALID_HANDLE
|
|
};
|
|
|
|
DSTATUS ff_wl_initialize (BYTE pdrv)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
DSTATUS ff_wl_status (BYTE pdrv)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
DRESULT ff_wl_read (BYTE pdrv, BYTE *buff, DWORD sector, UINT count)
|
|
{
|
|
ESP_LOGV(TAG, "ff_wl_read - pdrv=%i, sector=%i, count=%i", (unsigned int)pdrv, (unsigned int)sector, (unsigned int)count);
|
|
wl_handle_t wl_handle = ff_wl_handles[pdrv];
|
|
assert(wl_handle + 1);
|
|
esp_err_t err = wl_read(wl_handle, sector * wl_sector_size(wl_handle), buff, count * wl_sector_size(wl_handle));
|
|
if (unlikely(err != ESP_OK)) {
|
|
ESP_LOGE(TAG, "wl_read failed (%d)", err);
|
|
return RES_ERROR;
|
|
}
|
|
return RES_OK;
|
|
}
|
|
|
|
DRESULT ff_wl_write (BYTE pdrv, const BYTE *buff, DWORD sector, UINT count)
|
|
{
|
|
ESP_LOGV(TAG, "ff_wl_write - pdrv=%i, sector=%i, count=%i", (unsigned int)pdrv, (unsigned int)sector, (unsigned int)count);
|
|
wl_handle_t wl_handle = ff_wl_handles[pdrv];
|
|
assert(wl_handle + 1);
|
|
esp_err_t err = wl_erase_range(wl_handle, sector * wl_sector_size(wl_handle), count * wl_sector_size(wl_handle));
|
|
if (unlikely(err != ESP_OK)) {
|
|
ESP_LOGE(TAG, "wl_erase_range failed (%d)", err);
|
|
return RES_ERROR;
|
|
}
|
|
err = wl_write(wl_handle, sector * wl_sector_size(wl_handle), buff, count * wl_sector_size(wl_handle));
|
|
if (unlikely(err != ESP_OK)) {
|
|
ESP_LOGE(TAG, "wl_write failed (%d)", err);
|
|
return RES_ERROR;
|
|
}
|
|
return RES_OK;
|
|
}
|
|
|
|
DRESULT ff_wl_ioctl (BYTE pdrv, BYTE cmd, void *buff)
|
|
{
|
|
wl_handle_t wl_handle = ff_wl_handles[pdrv];
|
|
ESP_LOGV(TAG, "ff_wl_ioctl: cmd=%i", cmd);
|
|
assert(wl_handle + 1);
|
|
switch (cmd) {
|
|
case CTRL_SYNC:
|
|
return RES_OK;
|
|
case GET_SECTOR_COUNT:
|
|
*((DWORD *) buff) = wl_size(wl_handle) / wl_sector_size(wl_handle);
|
|
return RES_OK;
|
|
case GET_SECTOR_SIZE:
|
|
*((WORD *) buff) = wl_sector_size(wl_handle);
|
|
return RES_OK;
|
|
case GET_BLOCK_SIZE:
|
|
return RES_ERROR;
|
|
}
|
|
return RES_ERROR;
|
|
}
|
|
|
|
|
|
esp_err_t ff_diskio_register_wl_partition(BYTE pdrv, wl_handle_t flash_handle)
|
|
{
|
|
if (pdrv >= FF_VOLUMES) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
static const ff_diskio_impl_t wl_impl = {
|
|
.init = &ff_wl_initialize,
|
|
.status = &ff_wl_status,
|
|
.read = &ff_wl_read,
|
|
.write = &ff_wl_write,
|
|
.ioctl = &ff_wl_ioctl
|
|
};
|
|
ff_wl_handles[pdrv] = flash_handle;
|
|
ff_diskio_register(pdrv, &wl_impl);
|
|
return ESP_OK;
|
|
}
|
|
|
|
BYTE ff_diskio_get_pdrv_wl(wl_handle_t flash_handle)
|
|
{
|
|
for (int i = 0; i < FF_VOLUMES; i++) {
|
|
if (flash_handle == ff_wl_handles[i]) {
|
|
return i;
|
|
}
|
|
}
|
|
return 0xff;
|
|
}
|
|
|
|
void ff_diskio_clear_pdrv_wl(wl_handle_t flash_handle)
|
|
{
|
|
for (int i = 0; i < FF_VOLUMES; i++) {
|
|
if (flash_handle == ff_wl_handles[i]) {
|
|
ff_wl_handles[i] = WL_INVALID_HANDLE;
|
|
}
|
|
}
|
|
}
|