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examples/filesystem: add support for SD card as MTD backend

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This commit is contained in:
Benjamin Valentin 2020-05-20 11:58:11 +02:00
parent 3b2cfa6478
commit 9ada10609f
2 changed files with 24 additions and 0 deletions
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1
examples/filesystem/Makefile
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@ -26,6 +26,7 @@ USEMODULE += ps
# Use MTD (flash layer)
USEMODULE += mtd
# USEMODULE += mtd_sdcard
# Use VFS
USEMODULE += vfs

23
examples/filesystem/main.c
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@ -26,6 +26,21 @@
#include "shell.h"
#include "board.h" /* MTD_0 is defined in board.h */
#if !defined(MTD_0) && MODULE_MTD_SDCARD
#include "mtd_sdcard.h"
#include "sdcard_spi.h"
#include "sdcard_spi_params.h"
#define SDCARD_SPI_NUM ARRAY_SIZE(sdcard_spi_params)
extern sdcard_spi_t sdcard_spi_devs[SDCARD_SPI_NUM];
mtd_sdcard_t mtd_sdcard_devs[SDCARD_SPI_NUM];
/* always default to first sdcard*/
static mtd_dev_t *mtd0 = (mtd_dev_t*)&mtd_sdcard_devs[0];
#define MTD_0 mtd0
#endif
/* Flash mount point */
#define FLASH_MOUNT_POINT "/sda"
@ -244,6 +259,14 @@ static const shell_command_t shell_commands[] = {
int main(void)
{
#if MODULE_MTD_SDCARD
for (unsigned int i = 0; i < SDCARD_SPI_NUM; i++){
mtd_sdcard_devs[i].base.driver = &mtd_sdcard_driver;
mtd_sdcard_devs[i].sd_card = &sdcard_spi_devs[i];
mtd_sdcard_devs[i].params = &sdcard_spi_params[i];
}
#endif
#if defined(MTD_0) && (defined(MODULE_SPIFFS) || defined(MODULE_LITTLEFS))
/* spiffs and littlefs need a mtd pointer
* by default the whole memory is used */