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Initial commit: TXW82x FPV v2.7.0.7-42229 SDK + project sources

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zouhaitao
2026-07-06 11:30:13 +08:00
commit e76462eeb7
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105
sdk/lib/fs/fatfs/diskio.c Normal file
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/*-----------------------------------------------------------------------*/
/* Low level disk I/O module skeleton for FatFs (C)ChaN, 2016 */
/*-----------------------------------------------------------------------*/
/* If a working storage control module is available, it should be */
/* attached to the FatFs via a glue function rather than modifying it. */
/* This is an example of glue functions to attach various exsisting */
/* storage control modules to the FatFs module with a defined API. */
/*-----------------------------------------------------------------------*/
#include "diskio.h" /* FatFs lower layer API */
/* Definitions of physical drive number for each drive */
#define FATFS_MAX_DRIVE_NUM 4
static struct fatfs_diskio* phys_drive[FATFS_MAX_DRIVE_NUM];
static void* phys_device[FATFS_MAX_DRIVE_NUM];
/*-----------------------------------------------------------------------*/
/* Get Drive Status */
/*-----------------------------------------------------------------------*/
DSTATUS disk_status(BYTE pdrv /* Physical drive nmuber to identify the drive */
)
{
if(pdrv >= FATFS_MAX_DRIVE_NUM || NULL == phys_drive[pdrv] || NULL == phys_drive[pdrv]->status)
return STA_NOINIT;
return (*phys_drive[pdrv]->status)(phys_device[pdrv]);
}
/*-----------------------------------------------------------------------*/
/* Inidialize a Drive */
/*-----------------------------------------------------------------------*/
DSTATUS disk_initialize(BYTE pdrv /* Physical drive nmuber to identify the drive */
)
{
if(pdrv >= FATFS_MAX_DRIVE_NUM || NULL == phys_drive[pdrv] || NULL == phys_drive[pdrv]->init)
return STA_NOINIT;
return (*phys_drive[pdrv]->init)(phys_device[pdrv]);
}
/*-----------------------------------------------------------------------*/
/* Read Sector(s) */
/*-----------------------------------------------------------------------*/
DRESULT disk_read(BYTE pdrv, /* Physical drive nmuber to identify the drive */
BYTE* buff, /* Data buffer to store read data */
DWORD sector, /* Start sector in LBA */
UINT count /* Number of sectors to read */
)
{
if(pdrv >= FATFS_MAX_DRIVE_NUM || NULL == phys_drive[pdrv] || NULL == phys_drive[pdrv]->read)
return RES_PARERR;
return (*phys_drive[pdrv]->read)(phys_device[pdrv], buff, sector, count);
}
/*-----------------------------------------------------------------------*/
/* Write Sector(s) */
/*-----------------------------------------------------------------------*/
DRESULT disk_write(BYTE pdrv, /* Physical drive nmuber to identify the drive */
const BYTE* buff, /* Data to be written */
DWORD sector, /* Start sector in LBA */
UINT count /* Number of sectors to write */
)
{
if(pdrv >= FATFS_MAX_DRIVE_NUM || NULL == phys_drive[pdrv] || NULL == phys_drive[pdrv]->write)
return RES_PARERR;
return (*phys_drive[pdrv]->write)(phys_device[pdrv], (BYTE*)buff, sector, count);
}
/*-----------------------------------------------------------------------*/
/* Miscellaneous Functions */
/*-----------------------------------------------------------------------*/
DRESULT disk_ioctl(BYTE pdrv, /* Physical drive nmuber (0..) */
BYTE cmd, /* Control code */
void* buff /* Buffer to send/receive control data */
)
{
if(pdrv >= FATFS_MAX_DRIVE_NUM || NULL == phys_drive[pdrv] || NULL == phys_drive[pdrv]->ioctl)
return RES_PARERR;
return (*phys_drive[pdrv]->ioctl)(phys_device[pdrv], cmd, buff);
}
void fatfs_register_drive(BYTE pdrv, struct fatfs_diskio* driver, void *device)
{
if(pdrv < FATFS_MAX_DRIVE_NUM) {
phys_drive[pdrv] = driver;
phys_device[pdrv] = device;
}// else
//TEST_INFO_SHOW("Drive Number %d too large", pdrv);
}

98
sdk/lib/fs/fatfs/diskio.h Normal file
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/*-----------------------------------------------------------------------/
/ Low level disk interface modlue include file (C)ChaN, 2014 /
/-----------------------------------------------------------------------*/
#ifndef _DISKIO_DEFINED
#define _DISKIO_DEFINED
#ifdef __cplusplus
extern "C" {
#endif
#include "integer.h"
#ifndef NULL
#define NULL ((void *)0)
#endif
#define DEV_RAM 0 /* Example: Map Ramdisk to physical drive 0 */
#define DEV_FLASH 1 /* Example: Map MMC/SD card to physical drive 1 */
#define DEV_USB 2 /* Example: Map USB MSD to physical drive 2 */
/* Status of Disk Functions */
typedef BYTE DSTATUS;
/* Results of Disk Functions */
typedef enum {
RES_OK = 0, /* 0: Successful */
RES_ERROR, /* 1: R/W Error */
RES_WRPRT, /* 2: Write Protected */
RES_NOTRDY, /* 3: Not Ready */
RES_PARERR /* 4: Invalid Parameter */
} DRESULT;
/*---------------------------------------*/
/* Prototypes for disk control functions */
DSTATUS disk_initialize(BYTE pdrv);
DSTATUS disk_status(BYTE pdrv);
DRESULT disk_read(BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
DRESULT disk_write(BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
DRESULT disk_ioctl(BYTE pdrv, BYTE cmd, void* buff);
/* Disk Status Bits (DSTATUS) */
#define STA_NOINIT 0x01 /* Drive not initialized */
#define STA_NODISK 0x02 /* No medium in the drive */
#define STA_PROTECT 0x04 /* Write protected */
/* Command code for disk_ioctrl fucntion */
/* Generic command (Used by FatFs) */
#define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */
#define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
#define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
#define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */
#define CTRL_TRIM \
4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
/* Generic command (Not used by FatFs) */
#define CTRL_POWER 5 /* Get/Set power status */
#define CTRL_LOCK 6 /* Lock/Unlock media removal */
#define CTRL_EJECT 7 /* Eject media */
#define CTRL_FORMAT 8 /* Create physical format on the media */
/* MMC/SDC specific ioctl command */
#define MMC_GET_TYPE 10 /* Get card type */
#define MMC_GET_CSD 11 /* Get CSD */
#define MMC_GET_CID 12 /* Get CID */
#define MMC_GET_OCR 13 /* Get OCR */
#define MMC_GET_SDSTAT 14 /* Get SD status */
#define ISDIO_READ 55 /* Read data form SD iSDIO register */
#define ISDIO_WRITE 56 /* Write data to SD iSDIO register */
#define ISDIO_MRITE 57 /* Masked write data to SD iSDIO register */
/* ATA/CF specific ioctl command */
#define ATA_GET_REV 20 /* Get F/W revision */
#define ATA_GET_MODEL 21 /* Get model name */
#define ATA_GET_SN 22 /* Get serial number */
typedef DSTATUS (*fatfs_disk_status)(void*);
typedef DSTATUS (*fatfs_disk_initialize)(void*);
typedef DRESULT (*fatfs_disk_read)(void*, BYTE*, DWORD, UINT);
typedef DRESULT (*fatfs_disk_write)(void*,BYTE*, DWORD, UINT);
typedef DRESULT (*fatfs_disk_ioctl)(void*, BYTE, void*);
struct fatfs_diskio {
fatfs_disk_status status;
fatfs_disk_initialize init;
fatfs_disk_read read;
fatfs_disk_write write;
fatfs_disk_ioctl ioctl;
};
void fatfs_register_drive(BYTE, struct fatfs_diskio*, void*);
#ifdef __cplusplus
}
#endif
#endif

562
sdk/lib/fs/fatfs/fatfs_test.c Normal file
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#include "sys_config.h"
#include "integer.h"
#include "diskio.h"
#include "ff.h"
#include <stdio.h>
#include "osal/sleep.h"
#include "typesdef.h"
#include "osal/task.h"
#include "osal/semaphore.h"
#include "osal/mutex.h"
#include "list.h"
#include "dev.h"
#include "sdhost.h"
#include "devid.h"
#include "osal/string.h"
#include "osal/work.h"
// #include "osal.h"
#define FAT_INFO_SHOW(...) //printf(__VA_ARGS__)
// #define FAT_TIME
#if FS_EN
static uint8_t fat_ready = 0;
uint8_t get_fat_isready()
{
return fat_ready;
}
void set_fat_ready(uint8_t ready)
{
fat_ready = ready;
}
static DSTATUS fatfs_status(void *status);
static DSTATUS fatfs_init(void *init_dev);
static DRESULT fatfs_read(void *dev, BYTE *buf, DWORD sector, UINT count);
static DRESULT fatfs_write(void *dev, BYTE *buf, DWORD sector, UINT count);
static DRESULT fatfs_ioctl(void *init_dev, BYTE cmd, void *buf);
uint32 get_sdhost_status(struct sdh_device *host);
uint32 sd_tran_stop(struct sdh_device *host);
static const struct fatfs_diskio sdcdisk_driver = {
.status = fatfs_status,
.init = fatfs_init,
.read = fatfs_read,
.write = fatfs_write,
.ioctl = fatfs_ioctl};
static FATFS fatfs[1];
DWORD get_fatbase(int num)
{
return fatfs[num].fatbase;
}
DWORD get_fatfree(int num)
{
DWORD fre_clust, fre_sect, tot_sect;
FATFS *fs = &fatfs[num];
fre_clust = fs->free_clst;
tot_sect = (fs->n_fatent - 2) * fs->csize;
fre_sect = fre_clust * fs->csize;
printf("%s %ldKB\n", __FUNCTION__, fre_sect >> 1);
return fre_sect >> 1;
}
static DSTATUS fatfs_status(void *status)
{
// FAT_INFO_SHOW ("fatfs_status_test\r\n");
uint32 err = get_sdhost_status(status);
return err;
}
static DSTATUS fatfs_init(void *init_dev){
printf ("fatfs_init_test\r\n");
uint32 err = get_sdhost_status(init_dev);
if(err)
{
err = sdhost_init(48 * 1000 * 1000, 0);
}
return err;
}
#if USE_FAT_CACHE
// 内存分配函数
static void *fat_malloc(int size)
{
#ifdef PSRAM_HEAP
return os_malloc_psram(size);
#else
return os_malloc(size);
#endif
}
// 内存释放函数
static void fat_free(void *p)
{
#ifdef PSRAM_HEAP
os_free_psram(p);
#else
os_free(p);
#endif
}
struct fat_data_t
{
// uint8 data[FAT_CACHE_SIZE * 512]; // 32KB 缓存
BYTE *data; // 32KB 缓存
DWORD start_sector; // 缓存起始扇区
DWORD fat_start; // FAT起始扇区
DWORD fat_end;
DWORD offset;
DWORD max_offset;
};
struct fat_cache_t
{
BYTE fat_info_ready; //
BYTE fat_init;
BYTE fs_type;
BYTE fs_fats;
DWORD fs_size;
DWORD fat_tick;
#ifdef FAT_TIME
os_timer_t fat_timer;
#else
struct os_work fat_wk;
#endif
struct os_mutex lock;
struct fat_data_t fat1;
};
struct fat_cache_t fat_cache = {
// lock和time初始化标志位，1是未初始化，0是已经初始化
.fat_init = 1,
.fat_info_ready = 1,
};
signed char update_fat_info(BYTE fmt, BYTE n_fats, DWORD sz_fat,DWORD fatbase, DWORD b_vol)
{
if (fat_cache.fat_init != RET_OK){
return RET_ERR;
}
os_mutex_lock(&fat_cache.lock, osWaitForever);
fat_cache.fs_type = fmt;
fat_cache.fs_fats = n_fats;
fat_cache.fs_size = sz_fat;
fat_cache.fat1.fat_start = fatbase;
fat_cache.fat1.fat_end = fat_cache.fat1.fat_start + fat_cache.fs_size - 1;
fat_cache.fat_info_ready = RET_OK;
// 计算逻辑地址（扇区号）
//UINT fat1_logical = fatbase - b_vol; // FAT1 logical start
//UINT fat2_logical = fat1_logical + sz_fat; // FAT2 logical start
// 计算物理地址（加上分区偏移）
//UINT partition_start = b_vol; // 分区起始扇区
//UINT fat1_physical = partition_start + fat1_logical;
//UINT fat2_physical = partition_start + fat2_logical;
// if (fat_cache.fs_type == FS_EXFAT) // FS_EXFAT文件系统不需要优化
// {
// fat_cache.fat_info_ready = 0;
// }
if (fmt == FS_FAT12)
FAT_INFO_SHOW("Filesystem Type: FS_FAT12 \r\n");
else if (fmt == FS_FAT16)
FAT_INFO_SHOW("Filesystem Type: FS_FAT16 \r\n");
else if (fmt == FS_FAT32)
FAT_INFO_SHOW("Filesystem Type: FS_FAT32 \r\n");
else if (fmt == FS_EXFAT)
FAT_INFO_SHOW("Filesystem Type: FS_EXFAT \r\n");
FAT_INFO_SHOW("Filesystem fat_num %u \r\n", n_fats);
FAT_INFO_SHOW("Filesystem fat_size %u \r\n", sz_fat);
FAT_INFO_SHOW("Physical Address ===> fat1_start %u , fat1_end %u \r\n", fat_cache.fat1.fat_start, fat_cache.fat1.fat_end);
FAT_INFO_SHOW("Logical Address ====> fat1_start %u , fat1_end %u \r\n", fat1_logical, fat1_logical + sz_fat - 1);
if (n_fats > 1) {
FAT_INFO_SHOW("Physical Address ===> fat2_start %u , fat2_end %u \r\n", fat2_physical, fat2_physical + sz_fat - 1);
FAT_INFO_SHOW("Logical Address ====> fat2_start %u , fat2_end %u \r\n", fat2_logical, fat2_logical + sz_fat - 1);
}
os_mutex_unlock(&fat_cache.lock);
return RET_OK;
}
void update_io_timestamp()
{
if (fat_cache.fat_init != RET_OK || fat_cache.fat_info_ready != RET_OK){
return;
}
os_mutex_lock(&fat_cache.lock, osWaitForever);
fat_cache.fat_tick = os_jiffies();
os_mutex_unlock(&fat_cache.lock);
}
// fat回写SD
static void fat_cache_sync(struct sdh_device *host)
{
struct sdh_device *sdh = NULL;
sdh = (struct sdh_device *)dev_get(HG_SDIOHOST_DEVID);
if (fat_cache.fat_init != RET_OK || fat_cache.fat_info_ready != RET_OK){
return;
}
os_mutex_lock(&fat_cache.lock, osWaitForever);
FAT_INFO_SHOW("############# CTRL_SYNC max_offset %d\r\n", fat_cache.fat1.max_offset);
if (fat_cache.fat1.max_offset > 0)
{
sd_multiple_write((struct sdh_device *)host, fat_cache.fat1.start_sector, fat_cache.fat1.max_offset * 512, fat_cache.fat1.data);
if (fat_cache.fs_fats > 1)
{
sd_multiple_write((struct sdh_device *)host, (fat_cache.fat1.start_sector + fat_cache.fs_size), fat_cache.fat1.max_offset * 512, fat_cache.fat1.data);
}
fat_cache.fat1.max_offset = 0;
}
os_mutex_unlock(&fat_cache.lock);
}
#ifdef FAT_TIME
static void fat_loop(void *arg)
#else
static int32 fat_loop(struct os_work *work)
#endif
{
if (fat_cache.fat_init != RET_OK || fat_cache.fat_info_ready != RET_OK){
goto fat_loop_end;
}
uint8 ret = 0;
struct sdh_device *sdh = NULL;
sdh = (struct sdh_device *)dev_get(HG_SDIOHOST_DEVID);
ret = os_mutex_lock(&sdh->lock, 0);
if (ret != RET_OK)
{
fat_cache.fat_tick = os_jiffies();
goto fat_loop_end; // 获取锁失败
}
os_mutex_unlock(&sdh->lock);
ret = os_mutex_lock(&fat_cache.lock, 0);
if (ret != RET_OK)
{
goto fat_loop_end; // 获取锁失败
}
// 检测到200ms没有操作SD卡，并SD卡在线，fat信息回写SD
if (os_jiffies() - fat_cache.fat_tick > 200 && SD_OFF != sdh->sd_opt)
{
fat_cache.fat_tick = os_jiffies();
if (fat_cache.fat1.max_offset > 0)
{
FAT_INFO_SHOW(" fat_loop write back max_offset %d\r\n", fat_cache.fat1.max_offset);
sd_multiple_write(sdh, fat_cache.fat1.start_sector, fat_cache.fat1.max_offset * 512, fat_cache.fat1.data);
if (fat_cache.fs_fats > 1) // 写入FAT2
{
sd_multiple_write(sdh, (fat_cache.fat1.start_sector + fat_cache.fs_size), fat_cache.fat1.max_offset * 512, fat_cache.fat1.data);
}
fat_cache.fat1.max_offset = 0;
}
}
os_mutex_unlock(&fat_cache.lock);
fat_loop_end:
#ifdef FAT_TIME
return;
#else
os_run_work_delay(work, 50);
return 0;
#endif
}
static void init_fat_cache(FATFS *fs)
{
if (update_fat_info(fs->fs_type, fs->n_fats, fs->fsize,fs->fatbase, fs->volbase) != RET_OK){
return;
}
FAT_INFO_SHOW("init_fat_cache \r\n");
struct sdh_device *sdh = NULL;
sdh = (struct sdh_device *)dev_get(HG_SDIOHOST_DEVID);
// 初始化后第一次读fat1
fat_cache.fat1.start_sector = fs->fatbase;
sd_multiple_read(sdh, fat_cache.fat1.start_sector, FAT_CACHE_SIZE * 512, fat_cache.fat1.data);
}
static void del_fat_cache(void)
{
if (fat_cache.fat_init != RET_OK){
return;
}
fat_cache.fat_init = 1;
fat_cache.fat_info_ready = 1;
os_mutex_lock(&fat_cache.lock, osWaitForever);
FAT_INFO_SHOW("########### del_fat_cache \r\n");
#ifdef FAT_TIME
os_timer_stop(&fat_cache.fat_timer);
os_timer_del(&fat_cache.fat_timer);// 先卸载定时器
#else
os_work_cancle(&fat_cache.fat_wk,1);
#endif
// 释放fat缓存
if (fat_cache.fat1.data)
{
FAT_INFO_SHOW("%s %d fat free \r\n", __func__, __LINE__);
fat_free(fat_cache.fat1.data);
fat_cache.fat1.data = NULL;
}
os_mutex_unlock(&fat_cache.lock);
os_mutex_del(&fat_cache.lock);
}
static DRESULT read_from_fat_cache(void *dev, struct fat_data_t *cache, BYTE *buf, DWORD sector, UINT count)
{
int ret = 0;
if (fat_cache.fat_init != RET_OK || fat_cache.fat_info_ready != RET_OK){
return sd_multiple_read((struct sdh_device *)dev, sector, count * 512, buf);
}
os_mutex_lock(&fat_cache.lock, osWaitForever);
if (sector >= cache->start_sector && sector + count <= cache->start_sector + FAT_CACHE_SIZE)
{
// 从缓存读取
cache->offset = (sector - cache->start_sector);
memcpy(buf, &cache->data[cache->offset * 512], count * 512);
}
// 未命中缓存，把旧缓存写入SD，重新预读 16KB 到缓存
else
{
// 把旧缓存写入fat
if (cache->max_offset > 0)
{
FAT_INFO_SHOW("read_from_fat_cache write back max_offset %d sector %d\r\n", cache->max_offset, sector);
sd_multiple_write((struct sdh_device *)dev, cache->start_sector, cache->max_offset * 512, cache->data);
if (fat_cache.fs_fats > 1)
{
sd_multiple_write((struct sdh_device *)dev, (cache->start_sector + fat_cache.fs_size), cache->max_offset * 512, cache->data);
}
cache->max_offset = 0;
// memset(cache->data, 0, FAT_CACHE_SIZE * 512);
}
// 重新预读数据到缓存
ret = sd_multiple_read((struct sdh_device *)dev, sector, FAT_CACHE_SIZE * 512, cache->data);
cache->start_sector = sector;
memcpy(buf, &cache->data[0], count * 512);
}
// __end:
os_mutex_unlock(&fat_cache.lock);
return ret;
}
static DRESULT write_to_fat_cache(void *dev, struct fat_data_t *cache, BYTE *buf, DWORD sector, UINT count)
{
int ret = 0;
if (fat_cache.fat_init != RET_OK || fat_cache.fat_info_ready != RET_OK){
return sd_multiple_write((struct sdh_device *)dev, sector, count * 512, buf);
}
os_mutex_lock(&fat_cache.lock, osWaitForever);
// 检查是否命中缓存
if (sector >= cache->start_sector && sector + count <= cache->start_sector + FAT_CACHE_SIZE)
{
cache->offset = (sector - cache->start_sector);
memcpy(&cache->data[cache->offset * 512], buf, count * 512);
if (cache->max_offset < (cache->offset + 1))
{
cache->max_offset = cache->offset + 1;
}
}
else
{
// 把旧缓存写入fat
if (cache->max_offset > 0)
{
FAT_INFO_SHOW("write_to_fat_cache write back max_offset %d sector %d\r\n", cache->max_offset, sector);
sd_multiple_write((struct sdh_device *)dev, cache->start_sector, cache->max_offset * 512, cache->data);
if (fat_cache.fs_fats > 1)
{
sd_multiple_write((struct sdh_device *)dev, (cache->start_sector + fat_cache.fs_size), cache->max_offset * 512, cache->data);
}
cache->max_offset = 0;
// memset(cache->data, 0, FAT_CACHE_SIZE * 512);
}
// 重新预读数据到缓存
ret = sd_multiple_read((struct sdh_device *)dev, sector, FAT_CACHE_SIZE * 512, cache->data);
cache->start_sector = sector;
cache->offset = 0;
memcpy(&cache->data[cache->offset * 512], buf, count * 512);
if (cache->max_offset < (cache->offset + 1))
{
cache->max_offset = cache->offset + 1;
}
}
// __end:
os_mutex_unlock(&fat_cache.lock);
return ret;
}
#endif
DRESULT fatfs_read(void *dev, BYTE *buf, DWORD sector, UINT count)
{
#if USE_FAT_CACHE
update_io_timestamp();
if (sector >= fat_cache.fat1.fat_start && sector <= fat_cache.fat1.fat_end)
{
return read_from_fat_cache((struct sdh_device *)dev, &fat_cache.fat1, buf, sector, count);
}
#endif
return sd_multiple_read((struct sdh_device *)dev, sector, count * 512, buf);
}
static DRESULT fatfs_write(void *dev, BYTE *buf, DWORD sector, UINT count)
{
#if USE_FAT_CACHE
update_io_timestamp();
if (sector >= fat_cache.fat1.fat_start && sector <= fat_cache.fat1.fat_end)
{
return write_to_fat_cache((struct sdh_device *)dev, &fat_cache.fat1, buf, sector, count);
}
#endif
return sd_multiple_write((struct sdh_device *)dev, sector, count * 512, buf);
}
extern unsigned int sd_dwCap;
extern uint32 fatfs_sd_tran_stop(struct sdh_device *host);
static DRESULT fatfs_ioctl(void *init_dev, BYTE cmd, void *buf)
{
uint8 ret = RES_OK;
switch (cmd)
{
case CTRL_SYNC:
fatfs_sd_tran_stop(init_dev);
#if USE_FAT_CACHE
fat_cache_sync(init_dev);
#endif
break;
case GET_SECTOR_COUNT:
*(DWORD *)buf = sd_dwCap * 2;
ret = RES_OK;
break;
case GET_SECTOR_SIZE:
*(WORD *)buf = 512;
ret = RES_OK;
break;
case GET_BLOCK_SIZE:
*(DWORD *)buf = 4;
// printf("*0B:%d\n",*B);
ret = RES_OK;
break;
default:
ret = RES_ERROR; // not finish
printf("rtos_sd_ioctl err\n");
break;
}
return ret;
}
bool fatfs_register()
{
int ret = 1;
struct sdh_device *fatfs_sdh;
// printf(">>>>>>>>>> enter %s test\r\n", __func__);
fatfs_sdh = (struct sdh_device *)dev_get(HG_SDIOHOST_DEVID);
#if USE_FAT_CACHE
if (fat_cache.fat_init)
{
// 分配 fat1 缓存
fat_cache.fat1.data = fat_malloc(FAT_CACHE_SIZE * 512);
if( fat_cache.fat1.data != NULL &&
os_mutex_init(&fat_cache.lock) == RET_OK &&
#ifdef FAT_TIME
os_timer_init(&fat_cache.fat_timer, fat_loop, OS_FAT_TIMER_MODE_PERIODIC, 0) == RET_OK
#else
OS_WORK_INIT(&fat_cache.fat_wk, fat_loop, 0) == RET_OK
#endif
)
{
fat_cache.fat_init = RET_OK;
FAT_INFO_SHOW("fat_init success\r\n");
#ifdef FAT_TIME
os_timer_start(&fat_cache.fat_timer, 50);
#else
os_run_work_delay(&fat_cache.fat_wk, 50);
#endif
}
else
{
os_printf("fat init err \r\n");
}
}
#endif
if (fatfs_sdh)
{
fatfs_register_drive(0, (struct fatfs_diskio*)&sdcdisk_driver, fatfs_sdh);
ret = f_mount(&fatfs[0], _SYSDSK_, 1);
if (ret)
{
printf("%s ret:%d\n", __FUNCTION__, ret);
f_mount(NULL, _SYSDSK_, 0);
return ret;
}
FAT_INFO_SHOW("f_mount success\r\n");
set_fat_ready(1);
#if USE_FAT_CACHE
init_fat_cache(&fatfs[0]);
#endif
}
return ret;
}
void fatfs_unregister()
{
int ret = 1;
FAT_INFO_SHOW(">>>>>>>>>>enter %s test\r\n", __func__);
struct sdh_device *fatfs_sdh;
fatfs_sdh = (struct sdh_device *)dev_get(HG_SDIOHOST_DEVID);
if (fatfs_sdh)
{
fatfs_register_drive(0, (struct fatfs_diskio*)&sdcdisk_driver, fatfs_sdh);
ret = f_mount(NULL, _SYSDSK_, 0);
if (ret)
{
printf("%s ret:%d\n", __FUNCTION__, ret);
return;
}
set_fat_ready(0);
#if USE_FAT_CACHE
del_fat_cache();
#endif
}
}
#endif

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/*----------------------------------------------------------------------------/
/ FatFs - Generic FAT Filesystem module R0.13 /
/-----------------------------------------------------------------------------/
/
/ Copyright (C) 2017, ChaN, all right reserved.
/
/ FatFs module is an open source software. Redistribution and use of FatFs in
/ source and binary forms, with or without modification, are permitted provided
/ that the following condition is met:
/ 1. Redistributions of source code must retain the above copyright notice,
/ this condition and the following disclaimer.
/
/ This software is provided by the copyright holder and contributors "AS IS"
/ and any warranties related to this software are DISCLAIMED.
/ The copyright owner or contributors be NOT LIABLE for any damages caused
/ by use of this software.
/
/----------------------------------------------------------------------------*/
#ifndef FF_DEFINED
#define FF_DEFINED 87030 /* Revision ID */
#ifdef __cplusplus
extern "C" {
#endif
#include "integer.h" /* Basic integer types */
#include "typesdef.h"
#include "osal/mutex.h"
#include "ffconf.h" /* FatFs configuration options */
#if FF_DEFINED != FFCONF_DEF
#error Wrong configuration file (ffconf.h).
#endif
#ifndef USE_FAT_CACHE
#define USE_FAT_CACHE 0 // 优化开关
#endif
#define FAT_CACHE_SIZE 32 // 32KB = 64 sectors (512B per sector)
#if USE_FAT_CACHE
signed char update_fat_info(BYTE fmt, BYTE n_fats, DWORD sz_fat,DWORD fatbase, DWORD b_vol);
#endif
/* Definitions of volume management */
#if FF_MULTI_PARTITION /* Multiple partition configuration */
typedef struct {
BYTE pd; /* Physical drive number */
BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */
} PARTITION;
extern PARTITION VolToPart[]; /* Volume - Partition resolution table */
#endif
/* Type of path name strings on FatFs API */
#if FF_LFN_UNICODE && FF_USE_LFN /* Unicode (UTF-16) string */
#ifndef _INC_TCHAR
typedef WCHAR TCHAR;
#define _T(x) L ## x
#define _TEXT(x) L ## x
#define _INC_TCHAR
#endif
#else /* ANSI/OEM string */
#ifndef _INC_TCHAR
typedef char TCHAR;
#define _T(x) x
#define _TEXT(x) x
#define _INC_TCHAR
#endif
#endif
/* Type of file size variables */
#if FF_FS_EXFAT
#if !FF_USE_LFN
#error LFN must be enabled when enable exFAT
#endif
typedef QWORD FSIZE_t;
#else
typedef DWORD FSIZE_t;
#endif
/* Filesystem object structure (FATFS) */
typedef struct {
BYTE fs_type; /* Filesystem type (0:N/A) */
BYTE pdrv; /* Physical drive number */
BYTE n_fats; /* Number of FATs (1 or 2) */
BYTE wflag; /* win[] flag (b0:dirty) */
BYTE fsi_flag; /* FSINFO flags (b7:disabled, b0:dirty) */
WORD id; /* Volume mount ID */
WORD n_rootdir; /* Number of root directory entries (FAT12/16) */
WORD csize; /* Cluster size [sectors] */
#if FF_MAX_SS != FF_MIN_SS
WORD ssize; /* Sector size (512, 1024, 2048 or 4096) */
#endif
#if FF_USE_LFN
WCHAR* lfnbuf; /* LFN working buffer */
#endif
#if FF_FS_EXFAT
BYTE* dirbuf; /* Directory entry block scratchpad buffer for exFAT */
#endif
#if FF_FS_REENTRANT
FF_SYNC_t sobj; /* Identifier of sync object */
#endif
#if !FF_FS_READONLY
DWORD last_clst; /* Last allocated cluster */
DWORD free_clst; /* Number of free clusters */
#endif
#if FF_FS_RPATH
DWORD cdir; /* Current directory start cluster (0:root) */
#if FF_FS_EXFAT
DWORD cdc_scl; /* Containing directory start cluster (invalid when cdir is 0) */
DWORD cdc_size; /* b31-b8:Size of containing directory, b7-b0: Chain status */
DWORD cdc_ofs; /* Offset in the containing directory (invalid when cdir is 0) */
#endif
#endif
DWORD n_fatent; /* Number of FAT entries (number of clusters + 2) */
DWORD fsize; /* Size of an FAT [sectors] */
DWORD volbase; /* Volume base sector */
DWORD fatbase; /* FAT base sector */
DWORD dirbase; /* Root directory base sector/cluster */
DWORD database; /* Data base sector */
DWORD winsect; /* Current sector appearing in the win[] */
__attribute__ ((aligned(16))) BYTE win[FF_MAX_SS]; /* Disk access window for Directory, FAT (and file data at tiny cfg) */
} FATFS;
/* Object ID and allocation information (FFOBJID) */
typedef struct {
FATFS* fs; /* Pointer to the hosting volume of this object */
WORD id; /* Hosting volume mount ID */
BYTE attr; /* Object attribute */
BYTE stat; /* Object chain status (b1-0: =0:not contiguous, =2:contiguous, =3:flagmented in this session, b2:sub-directory stretched) */
DWORD sclust; /* Object data start cluster (0:no cluster or root directory) */
FSIZE_t objsize; /* Object size (valid when sclust != 0) */
#if FF_FS_EXFAT
DWORD n_cont; /* Size of first fragment - 1 (valid when stat == 3) */
DWORD n_frag; /* Size of last fragment needs to be written to FAT (valid when not zero) */
DWORD c_scl; /* Containing directory start cluster (valid when sclust != 0) */
DWORD c_size; /* b31-b8:Size of containing directory, b7-b0: Chain status (valid when c_scl != 0) */
DWORD c_ofs; /* Offset in the containing directory (valid when file object and sclust != 0) */
#endif
#if FF_FS_LOCK
UINT lockid; /* File lock ID origin from 1 (index of file semaphore table Files[]) */
#endif
} FFOBJID;
/* File object structure (FIL) */
typedef struct {
FFOBJID obj; /* Object identifier (must be the 1st member to detect invalid object pointer) */
BYTE flag; /* File status flags */
BYTE err; /* Abort flag (error code) */
FSIZE_t fptr; /* File read/write pointer (Zeroed on file open) */
DWORD clust; /* Current cluster of fpter (invalid when fptr is 0) */
DWORD sect; /* Sector number appearing in buf[] (0:invalid) */
#if !FF_FS_READONLY
DWORD dir_sect; /* Sector number containing the directory entry (not used at exFAT) */
BYTE* dir_ptr; /* Pointer to the directory entry in the win[] (not used at exFAT) */
#endif
#if FF_USE_FASTSEEK
DWORD* cltbl; /* Pointer to the cluster link map table (nulled on open, set by application) */
#endif
#if !FF_FS_TINY
BYTE buf[FF_MAX_SS]; /* File private data read/write window */
#endif
} FIL;
/* Directory object structure (DIR) */
typedef struct {
FFOBJID obj; /* Object identifier */
DWORD dptr; /* Current read/write offset */
DWORD clust; /* Current cluster */
DWORD sect; /* Current sector (0:Read operation has terminated) */
BYTE* dir; /* Pointer to the directory item in the win[] */
BYTE fn[12]; /* SFN (in/out) {body[8],ext[3],status[1]} */
#if FF_USE_LFN
DWORD blk_ofs; /* Offset of current entry block being processed (0xFFFFFFFF:Invalid) */
#endif
#if FF_USE_FIND
const TCHAR* pat; /* Pointer to the name matching pattern */
#endif
} DIR;
/* File information structure (FILINFO) */
typedef struct {
FSIZE_t fsize; /* File size */
WORD fdate; /* Modified date */
WORD ftime; /* Modified time */
BYTE fattrib; /* File attribute */
#if FF_USE_LFN
TCHAR altname[13]; /* Altenative file name */
TCHAR fname[FF_MAX_LFN + 1]; /* Primary file name */
#else
TCHAR fname[13]; /* File name */
#endif
} FILINFO;
/* File function return code (FRESULT) */
typedef enum {
FR_OK = 0, /* (0) Succeeded */
FR_DISK_ERR, /* (1) A hard error occurred in the low level disk I/O layer */
FR_INT_ERR, /* (2) Assertion failed */
FR_NOT_READY, /* (3) The physical drive cannot work */
FR_NO_FILE, /* (4) Could not find the file */
FR_NO_PATH, /* (5) Could not find the path */
FR_INVALID_NAME, /* (6) The path name format is invalid */
FR_DENIED, /* (7) Access denied due to prohibited access or directory full */
FR_EXIST, /* (8) Access denied due to prohibited access */
FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */
FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */
FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */
FR_NOT_ENABLED, /* (12) The volume has no work area */
FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */
FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any problem */
FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */
FR_LOCKED, /* (16) The operation is rejected according to the file sharing policy */
FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */
FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > FF_FS_LOCK */
FR_INVALID_PARAMETER /* (19) Given parameter is invalid */
} FRESULT;
/*--------------------------------------------------------------*/
/* FatFs module application interface */
FRESULT f_open (FIL* fp, const TCHAR* path, BYTE mode); /* Open or create a file */
FRESULT f_close (FIL* fp); /* Close an open file object */
FRESULT f_read (FIL* fp, void* buff, UINT btr, UINT* br); /* Read data from the file */
FRESULT f_write (FIL* fp, const void* buff, UINT btw, UINT* bw); /* Write data to the file */
FRESULT f_lseek (FIL* fp, FSIZE_t ofs); /* Move file pointer of the file object */
FRESULT f_truncate (FIL* fp); /* Truncate the file */
FRESULT f_sync (FIL* fp); /* Flush cached data of the writing file */
FRESULT f_opendir (DIR* dp, const TCHAR* path); /* Open a directory */
FRESULT f_closedir (DIR* dp); /* Close an open directory */
FRESULT f_readdir (DIR* dp, FILINFO* fno); /* Read a directory item */
FRESULT f_findfirst (DIR* dp, FILINFO* fno, const TCHAR* path, const TCHAR* pattern); /* Find first file */
FRESULT f_findnext (DIR* dp, FILINFO* fno); /* Find next file */
FRESULT f_mkdir (const TCHAR* path); /* Create a sub directory */
FRESULT f_unlink (const TCHAR* path); /* Delete an existing file or directory */
FRESULT f_rename (const TCHAR* path_old, const TCHAR* path_new); /* Rename/Move a file or directory */
FRESULT f_stat (const TCHAR* path, FILINFO* fno); /* Get file status */
FRESULT f_chmod (const TCHAR* path, BYTE attr, BYTE mask); /* Change attribute of a file/dir */
FRESULT f_utime (const TCHAR* path, const FILINFO* fno); /* Change timestamp of a file/dir */
FRESULT f_chdir (const TCHAR* path); /* Change current directory */
FRESULT f_chdrive (const TCHAR* path); /* Change current drive */
FRESULT f_getcwd (TCHAR* buff, UINT len); /* Get current directory */
FRESULT f_getfree (const TCHAR* path, DWORD* nclst, FATFS** fatfs); /* Get number of free clusters on the drive */
FRESULT f_getlabel (const TCHAR* path, TCHAR* label, DWORD* vsn); /* Get volume label */
FRESULT f_setlabel (const TCHAR* label); /* Set volume label */
FRESULT f_forward (FIL* fp, UINT(*func)(const BYTE*,UINT), UINT btf, UINT* bf); /* Forward data to the stream */
FRESULT f_expand (FIL* fp, FSIZE_t szf, BYTE opt); /* Allocate a contiguous block to the file */
FRESULT f_mount (FATFS* fs, const TCHAR* path, BYTE opt); /* Mount/Unmount a logical drive */
FRESULT f_mkfs (const TCHAR* path, BYTE opt, DWORD au, void* work, UINT len); /* Create a FAT volume */
FRESULT f_fdisk (BYTE pdrv, const DWORD* szt, void* work); /* Divide a physical drive into some partitions */
FRESULT f_setcp (WORD cp); /* Set current code page */
int f_putc (TCHAR c, FIL* fp); /* Put a character to the file */
int f_puts (const TCHAR* str, FIL* cp); /* Put a string to the file */
int f_printf (FIL* fp, const TCHAR* str, ...); /* Put a formatted string to the file */
TCHAR* f_gets (TCHAR* buff, int len, FIL* fp); /* Get a string from the file */
DWORD clust2sect (FATFS* fs,DWORD clst);
int f_eof(FIL* fp);
int f_error(FIL* fp);
unsigned int f_size(FIL *fp);
void f_rewind(FIL *fp);
void f_rewinddir(DIR *dp);
int f_rmdir( const char *dirname);
int f_umount(const char *target);
long int f_tell(FIL *fp);
#ifndef EOF
#define EOF (-1)
#endif
/*--------------------------------------------------------------*/
/* Additional user defined functions */
/* RTC function */
#if !FF_FS_READONLY && !FF_FS_NORTC
DWORD get_fattime (void);
#endif
/* LFN support functions */
#if FF_USE_LFN /* Code conversion (defined in unicode.c) */
WCHAR ff_oem2uni (WCHAR oem, WORD cp); /* OEM code to Unicode conversion */
WCHAR ff_uni2oem (WCHAR uni, WORD cp); /* Unicode to OEM code conversion */
WCHAR ff_wtoupper (WCHAR uni); /* Unicode upper-case conversion */
#endif
#if FF_USE_LFN == 3 /* Dynamic memory allocation */
void* ff_memalloc (UINT msize); /* Allocate memory block */
void ff_memfree (void* mblock); /* Free memory block */
#endif
/* Sync functions */
#if FF_FS_REENTRANT
int ff_cre_syncobj (BYTE vol, FF_SYNC_t* sobj); /* Create a sync object */
int ff_req_grant (FF_SYNC_t sobj); /* Lock sync object */
void ff_rel_grant (FF_SYNC_t sobj); /* Unlock sync object */
int ff_del_syncobj (FF_SYNC_t sobj); /* Delete a sync object */
#endif
FRESULT f_system_status(FATFS* fs,const TCHAR* path);
int f_ioctl(FIL *fp, long cmd, void *argp);
int f_cntl(FIL *fp, int cmd, long arg);;
#define _SYSDSK_ "0:"
#define _DATDSK_ "1:"
/*--------------------------------------------------------------*/
/* Flags and offset address */
/* File access mode and open method flags (3rd argument of f_open) */
#define FA_READ 0x01
#define FA_WRITE 0x02
#define FA_OPEN_EXISTING 0x00
#define FA_CREATE_NEW 0x04
#define FA_CREATE_ALWAYS 0x08
#define FA_OPEN_ALWAYS 0x10
#define FA_OPEN_APPEND 0x30
/* Fast seek controls (2nd argument of f_lseek) */
#define CREATE_LINKMAP ((FSIZE_t)0 - 1)
/* Format options (2nd argument of f_mkfs) */
#define FM_FAT 0x01
#define FM_FAT32 0x02
#define FM_EXFAT 0x04
#define FM_ANY 0x07
#define FM_SFD 0x08
/* Filesystem type (FATFS.fs_type) */
#define FS_FAT12 1
#define FS_FAT16 2
#define FS_FAT32 3
#define FS_EXFAT 4
/* File attribute bits for directory entry (FILINFO.fattrib) */
#define AM_RDO 0x01 /* Read only */
#define AM_HID 0x02 /* Hidden */
#define AM_SYS 0x04 /* System */
#define AM_DIR 0x10 /* Directory */
#define AM_ARC 0x20 /* Archive */
#ifdef __cplusplus
}
#endif
#endif /* FF_DEFINED */

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/*---------------------------------------------------------------------------/
/ FatFs - Configuration file
/---------------------------------------------------------------------------*/
//#include "osal/osal_sema.h"
//#include "board_config.h"
#define FFCONF_DEF 87030 /* Revision ID */
/*---------------------------------------------------------------------------/
/ Function Configurations
/---------------------------------------------------------------------------*/
#define FF_FS_READONLY 0
/* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
/ Read-only configuration removes writing API functions, f_write(), f_sync(),
/ f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
/ and optional writing functions as well. */
#define FF_FS_MINIMIZE 0
/* This option defines minimization level to remove some basic API functions.
/
/ 0: All basic functions are enabled.
/ 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_truncate() and f_rename()
/ are removed.
/ 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
/ 3: f_lseek() function is removed in addition to 2. */
#define FF_USE_STRFUNC 1
/* This option switches string functions, f_gets(), f_putc(), f_puts() and f_printf().
/
/ 0: Disable string functions.
/ 1: Enable without LF-CRLF conversion.
/ 2: Enable with LF-CRLF conversion. */
#define FF_USE_FIND 1
/* This option switches filtered directory read functions, f_findfirst() and
/ f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */
#define FF_USE_MKFS 1
/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
#define FF_USE_FASTSEEK 1
/* This option switches fast seek function. (0:Disable or 1:Enable) */
#define FF_USE_EXPAND 0
/* This option switches f_expand function. (0:Disable or 1:Enable) */
#define FF_USE_CHMOD 1
/* This option switches attribute manipulation functions, f_chmod() and f_utime().
/ (0:Disable or 1:Enable) Also FF_FS_READONLY needs to be 0 to enable this option. */
#define FF_USE_LABEL 0
/* This option switches volume label functions, f_getlabel() and f_setlabel().
/ (0:Disable or 1:Enable) */
#define FF_USE_FORWARD 0
/* This option switches f_forward() function. (0:Disable or 1:Enable) */
/*---------------------------------------------------------------------------/
/ Locale and Namespace Configurations
/---------------------------------------------------------------------------*/
#define FF_CODE_PAGE 936
/* This option specifies the OEM code page to be used on the target system.
/ Incorrect code page setting can cause a file open failure.
/
/ 437 - U.S.
/ 720 - Arabic
/ 737 - Greek
/ 771 - KBL
/ 775 - Baltic
/ 850 - Latin 1
/ 852 - Latin 2
/ 855 - Cyrillic
/ 857 - Turkish
/ 860 - Portuguese
/ 861 - Icelandic
/ 862 - Hebrew
/ 863 - Canadian French
/ 864 - Arabic
/ 865 - Nordic
/ 866 - Russian
/ 869 - Greek 2
/ 932 - Japanese (DBCS)
/ 936 - Simplified Chinese (DBCS)
/ 949 - Korean (DBCS)
/ 950 - Traditional Chinese (DBCS)
/ 0 - Include all code pages above and configured by f_setcp()
*/
#define FF_USE_LFN 3//0
#define FF_MAX_LFN 255
/* The FF_USE_LFN switches the support for LFN (long file name).
/
/ 0: Disable LFN. FF_MAX_LFN has no effect.
/ 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
/ 2: Enable LFN with dynamic working buffer on the STACK.
/ 3: Enable LFN with dynamic working buffer on the HEAP.
/
/ To enable the LFN, Unicode handling functions (option/unicode.c) must be added
/ to the project. The working buffer occupies (FF_MAX_LFN + 1) * 2 bytes and
/ additional 608 bytes at exFAT enabled. FF_MAX_LFN can be in range from 12 to 255.
/ It should be set 255 to support full featured LFN operations.
/ When use stack for the working buffer, take care on stack overflow. When use heap
/ memory for the working buffer, memory management functions, ff_memalloc() and
/ ff_memfree(), must be added to the project. */
#define FF_LFN_UNICODE 0
/* This option switches character encoding on the API, 0:ANSI/OEM or 1:UTF-16,
/ when LFN is enabled. Also behavior of string I/O functions will be affected by
/ this option. When LFN is not enabled, this option has no effect.
*/
#define FF_STRF_ENCODE 3
/* When FF_LFN_UNICODE = 1 with LFN enabled, string I/O functions, f_gets(),
/ f_putc(), f_puts and f_printf() convert the character encoding in it.
/ This option selects assumption of character encoding ON THE FILE to be
/ read/written via those functions.
/
/ 0: ANSI/OEM
/ 1: UTF-16LE
/ 2: UTF-16BE
/ 3: UTF-8
*/
#define FF_FS_RPATH 2
/* This option configures support for relative path.
/
/ 0: Disable relative path and remove related functions.
/ 1: Enable relative path. f_chdir() and f_chdrive() are available.
/ 2: f_getcwd() function is available in addition to 1.
*/
/*---------------------------------------------------------------------------/
/ Drive/Volume Configurations
/---------------------------------------------------------------------------*/
#define FF_VOLUMES 3
/* Number of volumes (logical drives) to be used. (1-10) */
#define FF_STR_VOLUME_ID 1
#define FF_VOLUME_STRS "SD","FLASH","USB","USB2","USB3","CF","SD","SD2"
/* FF_STR_VOLUME_ID switches string support for volume ID.
/ When FF_STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
/ number in the path name. FF_VOLUME_STRS defines the drive ID strings for each
/ logical drives. Number of items must be equal to FF_VOLUMES. Valid characters for
/ the drive ID strings are: A-Z and 0-9. */
#define FF_MULTI_PARTITION 0
/* This option switches support for multiple volumes on the physical drive.
/ By default (0), each logical drive number is bound to the same physical drive
/ number and only an FAT volume found on the physical drive will be mounted.
/ When this function is enabled (1), each logical drive number can be bound to
/ arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk()
/ funciton will be available. */
#define FF_MIN_SS 512
#define FF_MAX_SS 4096
/* This set of options configures the range of sector size to be supported. (512,
/ 1024, 2048 or 4096) Always set both 512 for most systems, generic memory card and
/ harddisk. But a larger value may be required for on-board flash memory and some
/ type of optical media. When FF_MAX_SS is larger than FF_MIN_SS, FatFs is configured
/ for variable sector size mode and disk_ioctl() function needs to implement
/ GET_SECTOR_SIZE command. */
#define FF_USE_TRIM 0
/* This option switches support for ATA-TRIM. (0:Disable or 1:Enable)
/ To enable Trim function, also CTRL_TRIM command should be implemented to the
/ disk_ioctl() function. */
#define FF_FS_NOFSINFO 1
/* If you need to know correct free space on the FAT32 volume, set bit 0 of this
/ option, and f_getfree() function at first time after volume mount will force
/ a full FAT scan. Bit 1 controls the use of last allocated cluster number.
/
/ bit0=0: Use free cluster count in the FSINFO if available.
/ bit0=1: Do not trust free cluster count in the FSINFO.
/ bit1=0: Use last allocated cluster number in the FSINFO if available.
/ bit1=1: Do not trust last allocated cluster number in the FSINFO.
*/
/*---------------------------------------------------------------------------/
/ System Configurations
/---------------------------------------------------------------------------*/
#define FF_FS_TINY 0
/* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
/ At the tiny configuration, size of file object (FIL) is shrinked FF_MAX_SS bytes.
/ Instead of private sector buffer eliminated from the file object, common sector
/ buffer in the filesystem object (FATFS) is used for the file data transfer. */
#define FF_FS_EXFAT 1
/* This option switches support for exFAT filesystem. (0:Disable or 1:Enable)
/ When enable exFAT, also LFN needs to be enabled.
/ Note that enabling exFAT discards ANSI C (C89) compatibility. */
#define FF_FS_NORTC 0
#define FF_NORTC_MON 5
#define FF_NORTC_MDAY 1
#define FF_NORTC_YEAR 2017
/* The option FF_FS_NORTC switches timestamp functiton. If the system does not have
/ any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1 to disable
/ the timestamp function. All objects modified by FatFs will have a fixed timestamp
/ defined by FF_NORTC_MON, FF_NORTC_MDAY and FF_NORTC_YEAR in local time.
/ To enable timestamp function (FF_FS_NORTC = 0), get_fattime() function need to be
/ added to the project to read current time form real-time clock. FF_NORTC_MON,
/ FF_NORTC_MDAY and FF_NORTC_YEAR have no effect.
/ These options have no effect at read-only configuration (FF_FS_READONLY = 1). */
#define FF_FS_LOCK 0
/* The option FF_FS_LOCK switches file lock function to control duplicated file open
/ and illegal operation to open objects. This option must be 0 when FF_FS_READONLY
/ is 1.
/
/ 0: Disable file lock function. To avoid volume corruption, application program
/ should avoid illegal open, remove and rename to the open objects.
/ >0: Enable file lock function. The value defines how many files/sub-directories
/ can be opened simultaneously under file lock control. Note that the file
/ lock control is independent of re-entrancy. */
#define FF_FS_REENTRANT 1 //重入保护
#define FF_FS_TIMEOUT 1000
#define FF_SYNC_t os_mutex_t*
/* The option FF_FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs
/ module itself. Note that regardless of this option, file access to different
/ volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
/ and f_fdisk() function, are always not re-entrant. Only file/directory access
/ to the same volume is under control of this function.
/
/ 0: Disable re-entrancy. FF_FS_TIMEOUT and FF_SYNC_t have no effect.
/ 1: Enable re-entrancy. Also user provided synchronization handlers,
/ ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
/ function, must be added to the project. Samples are available in
/ option/syscall.c.
/
/ The FF_FS_TIMEOUT defines timeout period in unit of time tick.
/ The FF_SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
/ SemaphoreHandle_t and etc. A header file for O/S definitions needs to be
/ included somewhere in the scope of ff.h. */
/* #include <windows.h> // O/S definitions */
/*--- End of configuration options ---*/

15566
sdk/lib/fs/fatfs/ffunicode.c Normal file
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38
sdk/lib/fs/fatfs/integer.h Normal file
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/*-------------------------------------------*/
/* Integer type definitions for FatFs module */
/*-------------------------------------------*/
#ifndef FF_INTEGER
#define FF_INTEGER
#ifdef _WIN32 /* FatFs development platform */
#include <windows.h>
#include <tchar.h>
typedef unsigned __int64 QWORD;
#else /* Embedded platform */
/* These types MUST be 16-bit or 32-bit */
typedef int INT;
typedef unsigned int UINT;
/* This type MUST be 8-bit */
typedef unsigned char BYTE;
/* These types MUST be 16-bit */
typedef short SHORT;
typedef unsigned short WORD;
typedef unsigned short WCHAR;
/* These types MUST be 32-bit */
typedef long LONG;
typedef unsigned long DWORD;
/* This type MUST be 64-bit (Remove this for ANSI C (C89) compatibility) */
typedef unsigned long long QWORD;
#endif
#endif

608
sdk/lib/fs/fatfs/osal_file.c Normal file
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#include "typesdef.h"
#include "fatfs/ff.h"
// #include "osal.h"
#include <string.h>
#include "osal_file.h"
#include "osal/string.h"
#include "osal/task.h"
#include "lib/common/common.h"
// 结构体申请空间函数
#ifdef MORE_SRAM
#define FILE_MALLOC os_malloc_psram
#define FILE_FREE os_free_psram
#define FILE_ZALLOC os_zalloc_psram
#else
#define FILE_MALLOC os_malloc
#define FILE_FREE os_free
#define FILE_ZALLOC os_zalloc
#endif
uint32_t file_mode(const char *mode)
{
uint32_t flags = 0;
if (!mode) {
return 0;
}
switch (mode[0]) {
case 'r':
flags |= FA_READ;
break;
case 'w':
flags |= FA_WRITE | FA_CREATE_ALWAYS;
break;
case 'a':
flags |= FA_WRITE | FA_OPEN_APPEND;
break;
default:
return 0;
}
for (const char *p = mode + 1; *p; p++) {
if(*p == '+')
{
flags |= FA_READ | FA_WRITE;
}
}
return flags;
}
F_FILE *osal_open(const char *filename, int oflags, int mode)
{
uint32_t res;
FIL *fp = FILE_MALLOC(sizeof(FIL));
if (!fp)
{
return 0;
}
res = f_open(fp, filename, mode);
if (res == FR_OK)
{
return fp;
}
else
{
os_printf("%s res:%d\tfilename:%s\n", __FUNCTION__, res, filename);
set_errno(res);
FILE_FREE(fp);
return 0; // return NULL;
}
}
F_FILE *osal_fopen(const char *filename, const char *mode)
{
return osal_open(filename, 0, file_mode(mode));
}
// 返回值是读取到的字节数,与标准c返回值有一点点区别
uint32_t osal_fread(void *ptr, uint32_t size, uint32_t nmemb, F_FILE *fp)
{
#ifdef WIN32
return fread(ptr, size, nmemb, fp);
#else
uint32_t readLen;
uint32_t res = f_read(fp, ptr, size * nmemb, &readLen);
if (res == FR_OK)
{
return readLen;
}
else
{
os_printf("%s res:%d\n", __FUNCTION__, res);
set_errno(res);
return 0;
}
#endif
}
uint32_t osal_fwrite(void *ptr, uint32_t size, uint32_t nmemb, F_FILE *fp)
{
#ifdef WIN32
return fwrite(ptr, size, nmemb, fp);
#else
uint32_t writeLen;
uint32_t res = f_write(fp, ptr, size * nmemb, &writeLen);
if (res == FR_OK)
{
return writeLen;
}
else
{
set_errno(res);
return 0;
}
#endif
// return size*nmemb;
}
int osal_fclose(F_FILE *fp)
{
#ifdef WIN32
return fclose(fp);
#else
int res = f_close(fp);
FILE_FREE(fp);
if (!res)
{
set_errno(res);
}
return res;
#endif
}
uint32_t osal_ftell(F_FILE *fp)
{
#ifdef WIN32
return ftell(fp);
#else
return f_tell(fp);
#endif
}
uint32_t osal_fseek(F_FILE *fp, uint32_t offset)
{
#ifdef WIN32
return fseek(fp, offset, SEEK_SET);
#else
return f_lseek(fp, offset);
#endif
}
uint32_t osal_fsize(F_FILE *fp)
{
#ifdef WIN32
uint32_t tmp;
uint32_t size;
tmp = osal_ftell(fp);
fseek(fp, 0, SEEK_END);
size = osal_ftell(fp);
fseek(fp, tmp, SEEK_SET);
return size;
#else
return f_size(fp);
#endif
}
char *osal_getcwd(char *buf, uint32_t len)
{
if (FR_OK != f_getcwd(buf, len))
{
return NULL;
}
return buf;
}
int osal_chdir(char *buf)
{
int res;
if (buf[1] == ':')
{
f_chdrive(buf);
if (FR_OK != f_chdir(buf + 2))
{
return -1;
}
}
else
{
res = f_chdir(buf);
if (FR_OK != res)
{
os_printf("buf:%s\tres:%d\r\n", buf, res);
return -1;
}
}
return 0;
}
struct diriter
{
DIR dir;
FILINFO fil;
};
void *osal_opendir(const char *path)
{
struct diriter *dir;
dir = FILE_MALLOC(sizeof(struct diriter));
if (!dir)
{
return NULL;
}
if (f_opendir(&dir->dir, path) == FR_OK)
{
return dir;
}
FILE_FREE(dir);
return NULL;
}
void osal_closedir(void *HDIR)
{
struct diriter *dir = (struct diriter *) HDIR;
if (!dir)
{
return;
}
FILE_FREE(dir);
}
void *osal_readdir(void *HDIR)
{
struct diriter *dir = (struct diriter *) HDIR;
if (!dir)
{
return NULL;
}
if (f_readdir(&dir->dir, &dir->fil) != FR_OK)
{
return NULL;
}
if (dir->dir.sect == 0)
{
return NULL;
}
return &dir->fil;
}
char *osal_dirent_name(void *HFIL)
{
FILINFO *fil = (FILINFO *) HFIL;
if (!fil)
{
return NULL;
}
return fil->fname;
}
int osal_dirent_isdir(void *HFIL)
{
FILINFO *fil = (FILINFO *) HFIL;
if (!fil)
{
return 0;
}
return fil->fattrib & AM_DIR;
}
uint32_t osal_dirent_date(void *HFIL)
{
FILINFO *fil = (FILINFO *) HFIL;
return fil->fdate;
}
uint32_t osal_dirent_time(void *HFIL)
{
FILINFO *fil = (FILINFO *) HFIL;
if (!fil)
{
return 0;
}
return fil->ftime;
}
uint32_t osal_dirent_size(void *HFIL)
{
FILINFO *fil = (FILINFO *) HFIL;
return fil->fsize;
}
uint32_t osal_fmkdir(const char *dir)
{
return f_mkdir(dir);
}
FRESULT osal_stat(const TCHAR *path, FILINFO *fno)
{
return f_stat(path, fno);
}
FRESULT osal_unlink(const TCHAR *path)
{
return f_unlink(path);
}
FRESULT osal_rename(const TCHAR *oldpath, const TCHAR *newpath)
{
return f_rename(oldpath, newpath);
}
FRESULT osal_fchmod(const TCHAR *path, uint8 attr, uint8 mask)
{
return f_chmod(path, attr, mask);
}
FRESULT osal_fstat(const TCHAR *path, FILINFO *fno)
{
return f_stat(path, fno);
}
// 判断是否存在某个文件
FRESULT osal_fexist(const char *name)
{
FIL *fp;
fp = osal_fopen(name, "rb");
if (fp)
{
osal_fclose(fp);
return 0;
}
return 1;
}
FRESULT osal_ftruncate(F_FILE *fp)
{
return f_truncate(fp);
}
FRESULT osal_fsync(void *fp)
{
return f_sync((FIL *) fp);
}
/******************************************************************************
* 非标准接口
*****************************************************************************/
FRESULT osal_fatfsfree(const char *path, uint32_t *totalsize, uint32_t *freesize)
{
FATFS *fs;
DWORD fre_clust, fre_sect, tot_sect;
FRESULT res = f_getfree(path, &fre_clust, &fs);
if (!res)
{
tot_sect = (fs->n_fatent - 2) * fs->csize;
fre_sect = fre_clust * fs->csize;
if(totalsize)
*totalsize = tot_sect / 2 / 1024;
if(freesize)
*freesize = fre_sect / 2 / 1024;
}
else
{
os_printf("%s:%d\tres:%d\n",__FUNCTION__,__LINE__,res);
}
return res;
}
// 需要保证path有足够的空间(比filepath大)
FRESULT osal_auto_create_dirs(const char *filepath, char *path,uint8_t ishid)
{
FRESULT fr;
DIR dir;
char *p; // 用于遍历路径的指针
// 1. 从文件路径中提取目录路径
strcpy(path, filepath);
// 找到最后一个路径分隔符，将其后的内容（文件名）截断
p = strrchr(path, '/');
if (p == NULL)
{
// 如果路径中没有目录，只有文件名，则无需创建目录
return FR_OK;
}
*p = '\0'; // 现在path里就是纯目录路径了
// 2. 尝试打开该目录，如果成功说明目录已存在
fr = f_opendir(&dir, path);
if (fr == FR_OK)
{
f_closedir(&dir);
return FR_OK; // 目录已存在，直接返回成功
}
// 3. 如果目录不存在，则开始逐级创建
// 从根目录开始遍历路径
p = path;
if (*p == '/')
{
p++; // 如果以'/'开头，跳过第一个（根据你的实际路径格式调整）
}
while ((p = strchr(p, '/')) != NULL)
{
*p = '\0'; // 在分隔符处临时截断，得到当前要检查的子路径
// 尝试打开当前层级的目录
fr = f_opendir(&dir, path);
if (fr == FR_OK)
{
f_closedir(&dir); // 当前层级目录存在，继续下一级
}
else if (fr == FR_NO_PATH)
{
// 当前层级目录不存在，创建它
fr = f_mkdir(path);
if (fr != FR_OK && fr != FR_EXIST)
{ // 忽略FR_EXIST错误，可能其他线程已创建
return fr; // 创建失败，返回错误
}
if(ishid)
{
f_chmod(path,AM_HID,AM_HID);
}
}
else
{
return fr; // 其他错误，返回
}
*p = '/'; // 恢复分隔符
p++; // 移动到下一级
}
// 4. 最后再尝试一次打开最终目录，确保创建成功
fr = f_opendir(&dir, path);
if (fr == FR_OK)
{
f_closedir(&dir);
return FR_OK;
}
else
{
// 最终目录创建仍未成功
fr = f_mkdir(path);
if (fr != FR_OK && fr != FR_EXIST)
{
}
if(ishid)
{
f_chmod(path,AM_HID,AM_HID);
}
return fr;
}
}
FRESULT delete_directory_recursive(const TCHAR *path)
{
FRESULT res = 0;
uint8_t *dir_buf = (uint8_t *)(FILE_MALLOC(sizeof(DIR) + sizeof(FILINFO) + 256));
if (!dir_buf)
{
res = FR_DENIED;
goto delete_directory_end;
}
DIR *dir = (DIR *)dir_buf;
FILINFO *fno = (FILINFO *)(dir_buf + sizeof(DIR));
TCHAR *full_path = (TCHAR *)(dir_buf + sizeof(DIR) + sizeof(FILINFO));
res = f_opendir(dir, path);
if (res != FR_OK)
{
goto delete_directory_end;
}
while (1)
{
res = f_readdir(dir, fno);
if (res != FR_OK || fno->fname[0] == 0)
{
break;
}
// 检查是否是 "." (当前目录) 或 ".." (上级目录)
if ((fno->fname[0] == '.' && fno->fname[1] == '\0') || (fno->fname[0] == '.' && fno->fname[1] == '.' && fno->fname[2] == '\0')) {
continue;
}
snprintf(full_path, 256, "%s/%s", path, fno->fname);
if (fno->fattrib & AM_DIR)
{
res = delete_directory_recursive(full_path);
if (res != FR_OK)
{
f_closedir(dir);
goto delete_directory_end;
}
else
{
_os_printf("delete dir %s\r\n", full_path);
}
}
else
{
res = f_unlink(full_path);
if (res != FR_OK)
{
_os_printf("delete file %s, res: %d\r\n", full_path, res);
f_closedir(dir);
goto delete_directory_end;
}
else
{
_os_printf("delete file %s\r\n", full_path);
}
}
}
f_closedir(dir);
res = f_unlink(path);
delete_directory_end:
if(dir_buf)
{
FILE_FREE(dir_buf);
}
return res;
}
FRESULT osal_unlink_dir(const TCHAR *path, uint8_t force)
{
// 使用普通删除方式（只能删除空目录）
if (force == 0)
{
return f_unlink(path);
}
// 强制删除目录及其所有内容
else if (force == 1)
{
return delete_directory_recursive(path);
}
return FR_INVALID_PARAMETER;
}
FRESULT rename_dir_in_directory(const TCHAR *path, const TCHAR *base_path)
{
FRESULT res;
DIR dir;
static int file_count = 1;
// 打开目录
res = f_opendir(&dir, path);
if (res != FR_OK)
{
return res;
}
TCHAR new_path[256];
os_sprintf(new_path, "%s/ERR%d", base_path, file_count++);
res = f_rename(path, new_path);
while (res != FR_OK)
{
f_closedir(&dir);
os_printf("rename file error\r\n");
res = rename_dir_in_directory(path, base_path);
if (res == FR_OK)
{
break;
}
}
_os_printf("dir rename success, new path: %s\r\n", new_path);
f_closedir(&dir);
return FR_OK;
}
F_FILE *osal_fopen_auto(const char *filename, const char *mode,uint8_t ishid)
{
F_FILE *fp = osal_open(filename, 0, file_mode(mode));
FRESULT res;
if (!fp)
{
if (get_errno() == FR_NO_PATH)
{
char path[128]; // 路径缓冲区，根据需求调整大小,用的是任务栈,注意太大的话有可能任务栈也需要加大
res = osal_auto_create_dirs(filename, path,ishid);
// 如果创建目录成功,重新创建文件
if (!res)
{
fp = osal_open(filename, 0, file_mode(mode));
}
}
}
return fp;
}

55
sdk/lib/fs/fatfs/osal_file.h Normal file
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#ifndef __OSAL_FILE_H
#define __OSAL_FILE_H
#include "typesdef.h"
#ifdef WIN32
#include <stdio.h>
#include <stdlib.h>
typedef FILE F_FILE;
//不是win32,是mcu平台则要声明文件类型,以及一些宏实现
#else
#include "fatfs/ff.h"
typedef FIL F_FILE;
#endif
int osal_fopen_no_malloc(F_FILE *fp,const char *filename,const char *mode);
F_FILE *osal_fopen(const char *filename,const char *mode);
uint32_t osal_fread(void *ptr,uint32_t size,uint32_t nmemb,F_FILE *fp);
uint32_t osal_fwrite(void *ptr,uint32_t size,uint32_t nmemb,F_FILE *fp);
int osal_fclose(F_FILE *fp);
uint32_t osal_ftell(F_FILE *fp);
uint32_t osal_fseek(F_FILE *fp,uint32_t offset);
uint32_t osal_fsize(F_FILE *fp);
FRESULT osal_fexist (const char *name);
FRESULT osal_fstat(const TCHAR* path,FILINFO* fno);
FRESULT osal_fchmod(const TCHAR* path,uint8 attr,uint8 mask);
FRESULT osal_rename(const TCHAR* oldpath,const TCHAR* newpath);
FRESULT osal_unlink(const TCHAR* path);
FRESULT osal_unlink_dir(const TCHAR* path, uint8_t force);
FRESULT osal_stat(const TCHAR* path,FILINFO* fno);
uint32_t osal_fmkdir(const char *dir);
uint32_t osal_dirent_size ( void *HFIL );
uint32_t osal_dirent_date ( void *HFIL );
uint32_t osal_dirent_time ( void *HFIL);
int osal_dirent_isdir ( void *HFIL );
char *osal_dirent_name ( void *HFIL);
void *osal_readdir( void *HDIR );
void osal_closedir (void *HDIR);
void *osal_opendir(const char *path);
int osal_chdir (char *buf);
char *osal_getcwd (char *buf, uint32_t len);
uint32_t osal_fwrite2 (const char *buf, uint32_t is, uint32_t s, void *fp);
uint32_t osal_fread2 (char *buf, uint32_t is, uint32_t s, void *fp);
FRESULT osal_unlink(const TCHAR* path);
uint32_t file_mode (const char *mode);
FRESULT osal_fsync (void *fp);
FRESULT osal_fatfsfree(const char *path, uint32_t *totalsize, uint32_t *freesize);
FRESULT osal_ftruncate (F_FILE *fp);
FRESULT osal_auto_create_dirs(const char* filepath,char *path,uint8_t ishid);
F_FILE *osal_fopen_auto(const char *filename,const char *mode,uint8_t ishid);
#endif

148
sdk/lib/fs/fatfs/syscall.c Normal file
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/*------------------------------------------------------------------------*/
/* Sample code of OS dependent controls for FatFs */
/* (C)ChaN, 2012 */
/*------------------------------------------------------------------------*/
#include <stdlib.h> /* ANSI process controls */
#include <stdio.h>
#include "ff.h"
#include "csi_kernel.h"
#include "osal/string.h"
//#include "osal/osal_sema.h"
//#include "osal/osal_alloc.h"
#if FF_FS_REENTRANT
/*------------------------------------------------------------------------*/
/* Create a Synchronization Object */
/*------------------------------------------------------------------------*/
/* This function is called in f_mount() function to create a new
synchronization object, such as semaphore and mutex. When a 0 is returned,
the f_mount() function fails with FR_INT_ERR.
*/
int ff_cre_syncobj ( /* 1:Function succeeded, 0:Could not create due to any error */
BYTE vol, /* Corresponding logical drive being processed */
FF_SYNC_t *sobj /* Pointer to return the created sync object */
)
{
int ret = 1;
static os_mutex_t *sem[FF_VOLUMES]; /* FreeRTOS */
//只会申请一次,不考虑会失败
if(!sem[vol])
{
sem[vol] = os_zalloc(sizeof(os_mutex_t));
int mutex_ret = os_mutex_init(sem[vol]);
if(mutex_ret)
{
ret = 0;
os_free(sem[vol]);
sem[vol] = NULL;
}
else
{
*sobj = sem[vol];
}
}
return ret;
}
/*------------------------------------------------------------------------*/
/* Delete a Synchronization Object */
/*------------------------------------------------------------------------*/
/* This function is called in f_mount() function to delete a synchronization
/ object that created with ff_cre_syncobj function. When a 0 is returned,
/ the f_mount() function fails with FR_INT_ERR.
*/
int ff_del_syncobj ( /* 1:Function succeeded, 0:Could not delete due to any error */
FF_SYNC_t sobj /* Sync object tied to the logical drive to be deleted */
)
{
int ret = 1;
//不移除信号量
return ret;
}
/*------------------------------------------------------------------------*/
/* Request Grant to Access the Volume */
/*------------------------------------------------------------------------*/
/* This function is called on entering file functions to lock the volume.
/ When a 0 is returned, the file function fails with FR_TIMEOUT.
*/
int ff_req_grant ( /* 1:Got a grant to access the volume, 0:Could not get a grant */
FF_SYNC_t sobj /* Sync object to wait */
)
{
int ret;
ret = os_mutex_lock(sobj,FF_FS_TIMEOUT);
if(!ret)
{
ret = 1;
}
else
{
ret = 0;
}
return ret;
}
/*------------------------------------------------------------------------*/
/* Release Grant to Access the Volume */
/*------------------------------------------------------------------------*/
/* This function is called on leaving file functions to unlock the volume.
*/
void ff_rel_grant (
FF_SYNC_t sobj /* Sync object to be signaled */
)
{
os_mutex_unlock(sobj);
}
#endif
#if FF_USE_LFN == 3 /* LFN with a working buffer on the heap */
/*------------------------------------------------------------------------*/
/* Allocate a memory block */
/*------------------------------------------------------------------------*/
/* If a NULL is returned, the file function fails with FR_NOT_ENOUGH_CORE.
*/
void* ff_memalloc ( /* Returns pointer to the allocated memory block */
UINT msize /* Number of bytes to allocate */
)
{
//_os_printf("msize:%d\r\n",msize);
return os_malloc_psram(msize); /* Allocate a memory block with POSIX API */
}
/*------------------------------------------------------------------------*/
/* Free a memory block */
/*------------------------------------------------------------------------*/
void ff_memfree (
void* mblock /* Pointer to the memory block to free */
)
{
os_free_psram(mblock);
}
#endif