sd_card.c File Reference

Logging of received bus messages onto an SD card. More...

#include "sd_card.h"
#include <stdio.h>
#include "common/rtos/rtos.h"
#include "common/phal_F4/gpio/gpio.h"
#include "common/phal_F4/rtc/rtc.h"
#include "common/sdio/sdio.h"
#include "external/fatfs/ff.h"
#include "main.h"
#include "spmc.h"

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Functions
static void	get_next_filename (char *buffer, size_t buffer_size)
static void	release_resources ()
void	sd_power_loss_callback (void)
void	sd_card_periodic (void)

Variables
static constexpr uint32_t	SD_NEW_FILE_PERIOD_MS = 1 * 60 * 1000
static sd_state_t	sd_state = SD_STATE_DISABLED
static sd_state_t	next_sd_state = SD_STATE_DISABLED
static FATFS	fat_fs
static FIL	file_object
static bool	is_file_open = false
static bool	is_fs_mounted = false
static int	recovery_attempts = 0
static uint32_t	last_open_time_ms = 0

Detailed Description

Logging of received bus messages onto an SD card.

Author

Irving Wang (irvin.nosp@m.gw@p.nosp@m.urdue.nosp@m..edu)

Function Documentation

get_next_filename()

static void get_next_filename ( char * buffer, size_t buffer_size )

static

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release_resources()

static void release_resources ( )

static

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sd_card_periodic()

void sd_card_periodic

(

void

)

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sd_power_loss_callback()

void sd_power_loss_callback

(

void

)

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Variable Documentation

fat_fs

FATFS fat_fs

static

file_object

FIL file_object

static

is_file_open

bool is_file_open = false

static

is_fs_mounted

bool is_fs_mounted = false

static

last_open_time_ms

uint32_t last_open_time_ms = 0

static

next_sd_state

sd_state_t next_sd_state = SD_STATE_DISABLED

static

recovery_attempts

int recovery_attempts = 0

static

SD_NEW_FILE_PERIOD_MS

uint32_t SD_NEW_FILE_PERIOD_MS = 1 * 60 * 1000

staticconstexpr

sd_state

sd_state_t sd_state = SD_STATE_DISABLED

static