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Atmosphere/fusee/fusee-secondary/src/sd_utils.c
2018-05-06 17:22:12 +02:00

34 lines
781 B
C

#include <stdio.h>
#include "sd_utils.h"
#include "hwinit.h"
#include "sdmmc.h"
/* This is used by diskio.h. */
struct mmc sd_mmc;
static int initialized_sd = 0;
int initialize_sd(void) {
if (initialized_sd) {
return 1;
}
mc_enable_ahb_redirect();
if (sdmmc_init(&sd_mmc, SWITCH_MICROSD) == 0) {
printf("Initialized SD card!\n");
initialized_sd = 1;
} else {
printf("Failed to initialize the SD card!\n");
return 0;
}
return initialized_sd;
}
size_t read_sd_file(void *dst, size_t dst_size, const char *filename) {
FILE *file = fopen(filename, "rb");
if (file == NULL) {
return 0;
} else {
size_t sz = fread(dst, 1, dst_size, file);
fclose(file);
return sz;
}
}