2014-05-03 23:27:38 +01:00
|
|
|
/*
|
|
|
|
* This file is part of the Micro Python project, http://micropython.org/
|
|
|
|
*
|
|
|
|
* Original template for this file comes from:
|
|
|
|
* Low level disk I/O module skeleton for FatFs, (C)ChaN, 2013
|
|
|
|
*
|
|
|
|
* The MIT License (MIT)
|
|
|
|
*
|
|
|
|
* Copyright (c) 2013, 2014 Damien P. George
|
|
|
|
*
|
|
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
|
|
* in the Software without restriction, including without limitation the rights
|
|
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
|
|
* furnished to do so, subject to the following conditions:
|
|
|
|
*
|
|
|
|
* The above copyright notice and this permission notice shall be included in
|
|
|
|
* all copies or substantial portions of the Software.
|
|
|
|
*
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
|
|
* THE SOFTWARE.
|
|
|
|
*/
|
2014-03-17 14:04:19 +00:00
|
|
|
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <stdio.h>
|
2014-04-19 02:17:30 +01:00
|
|
|
|
|
|
|
#include "stm32f4xx_hal.h"
|
|
|
|
|
2014-03-17 14:04:19 +00:00
|
|
|
#include "misc.h"
|
2014-04-19 02:17:30 +01:00
|
|
|
#include "mpconfig.h"
|
|
|
|
#include "qstr.h"
|
|
|
|
#include "obj.h"
|
|
|
|
#include "systick.h"
|
|
|
|
#include "rtc.h"
|
2014-03-17 14:04:19 +00:00
|
|
|
#include "storage.h"
|
|
|
|
#include "sdcard.h"
|
2014-04-19 02:17:30 +01:00
|
|
|
#include "ff.h" /* FatFs lower layer API */
|
|
|
|
#include "diskio.h" /* FatFs lower layer API */
|
2014-03-17 14:04:19 +00:00
|
|
|
|
2014-04-12 00:51:57 +01:00
|
|
|
const PARTITION VolToPart[] = {
|
2014-03-17 14:04:19 +00:00
|
|
|
{0, 1}, // Logical drive 0 ==> Physical drive 0, 1st partition
|
|
|
|
{1, 0}, // Logical drive 1 ==> Physical drive 1 (auto detection)
|
|
|
|
/*
|
|
|
|
{0, 2}, // Logical drive 2 ==> Physical drive 0, 2nd partition
|
|
|
|
{0, 3}, // Logical drive 3 ==> Physical drive 0, 3rd partition
|
|
|
|
*/
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Definitions of physical drive number for each media */
|
|
|
|
#define PD_FLASH (0)
|
|
|
|
#define PD_SDCARD (1)
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
/* Initialize a Drive */
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
DSTATUS disk_initialize (
|
|
|
|
BYTE pdrv /* Physical drive nmuber (0..) */
|
|
|
|
)
|
|
|
|
{
|
|
|
|
switch (pdrv) {
|
|
|
|
case PD_FLASH:
|
|
|
|
storage_init();
|
|
|
|
return 0;
|
|
|
|
|
2014-03-30 12:30:35 +01:00
|
|
|
#if MICROPY_HW_HAS_SDCARD
|
2014-03-17 14:04:19 +00:00
|
|
|
case PD_SDCARD:
|
|
|
|
if (!sdcard_power_on()) {
|
|
|
|
return STA_NODISK;
|
|
|
|
}
|
|
|
|
// TODO return STA_PROTECT if SD card is read only
|
|
|
|
return 0;
|
2014-03-30 12:30:35 +01:00
|
|
|
#endif
|
2014-03-17 14:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return STA_NOINIT;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
/* Get Disk Status */
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
DSTATUS disk_status (
|
|
|
|
BYTE pdrv /* Physical drive nmuber (0..) */
|
|
|
|
)
|
|
|
|
{
|
|
|
|
switch (pdrv) {
|
|
|
|
case PD_FLASH :
|
|
|
|
// flash is ready
|
|
|
|
return 0;
|
|
|
|
|
2014-03-30 12:30:35 +01:00
|
|
|
#if MICROPY_HW_HAS_SDCARD
|
2014-03-17 14:04:19 +00:00
|
|
|
case PD_SDCARD:
|
|
|
|
// TODO return STA_PROTECT if SD card is read only
|
|
|
|
return 0;
|
2014-03-30 12:30:35 +01:00
|
|
|
#endif
|
2014-03-17 14:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return STA_NOINIT;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
/* Read Sector(s) */
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
DRESULT disk_read (
|
|
|
|
BYTE pdrv, /* Physical drive nmuber (0..) */
|
|
|
|
BYTE *buff, /* Data buffer to store read data */
|
|
|
|
DWORD sector, /* Sector address (LBA) */
|
|
|
|
UINT count /* Number of sectors to read (1..128) */
|
|
|
|
)
|
|
|
|
{
|
|
|
|
switch (pdrv) {
|
|
|
|
case PD_FLASH:
|
|
|
|
for (int i = 0; i < count; i++) {
|
|
|
|
if (!storage_read_block(buff + i * FLASH_BLOCK_SIZE, sector + i)) {
|
|
|
|
return RES_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return RES_OK;
|
|
|
|
|
2014-03-30 12:30:35 +01:00
|
|
|
#if MICROPY_HW_HAS_SDCARD
|
2014-03-17 14:04:19 +00:00
|
|
|
case PD_SDCARD:
|
|
|
|
if (!sdcard_read_blocks(buff, sector, count)) {
|
|
|
|
return RES_ERROR;
|
|
|
|
}
|
|
|
|
return RES_OK;
|
2014-03-30 12:30:35 +01:00
|
|
|
#endif
|
2014-03-17 14:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return RES_PARERR;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
/* Write Sector(s) */
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
#if _USE_WRITE
|
|
|
|
DRESULT disk_write (
|
|
|
|
BYTE pdrv, /* Physical drive nmuber (0..) */
|
|
|
|
const BYTE *buff, /* Data to be written */
|
|
|
|
DWORD sector, /* Sector address (LBA) */
|
|
|
|
UINT count /* Number of sectors to write (1..128) */
|
|
|
|
)
|
|
|
|
{
|
|
|
|
switch (pdrv) {
|
|
|
|
case PD_FLASH:
|
|
|
|
for (int i = 0; i < count; i++) {
|
|
|
|
if (!storage_write_block(buff + i * FLASH_BLOCK_SIZE, sector + i)) {
|
|
|
|
return RES_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return RES_OK;
|
|
|
|
|
2014-03-30 12:30:35 +01:00
|
|
|
#if MICROPY_HW_HAS_SDCARD
|
2014-03-17 14:04:19 +00:00
|
|
|
case PD_SDCARD:
|
|
|
|
if (!sdcard_write_blocks(buff, sector, count)) {
|
|
|
|
return RES_ERROR;
|
|
|
|
}
|
|
|
|
return RES_OK;
|
2014-03-30 12:30:35 +01:00
|
|
|
#endif
|
2014-03-17 14:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return RES_PARERR;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
/* Miscellaneous Functions */
|
|
|
|
/*-----------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
#if _USE_IOCTL
|
|
|
|
DRESULT disk_ioctl (
|
|
|
|
BYTE pdrv, /* Physical drive nmuber (0..) */
|
|
|
|
BYTE cmd, /* Control code */
|
|
|
|
void *buff /* Buffer to send/receive control data */
|
|
|
|
)
|
|
|
|
{
|
|
|
|
switch (pdrv) {
|
|
|
|
case PD_FLASH:
|
|
|
|
switch (cmd) {
|
|
|
|
case CTRL_SYNC:
|
|
|
|
storage_flush();
|
|
|
|
return RES_OK;
|
|
|
|
|
|
|
|
case GET_BLOCK_SIZE:
|
|
|
|
*((DWORD*)buff) = 1; // high-level sector erase size in units of the small (512) block size
|
|
|
|
return RES_OK;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2014-03-30 12:30:35 +01:00
|
|
|
#if MICROPY_HW_HAS_SDCARD
|
2014-03-17 14:04:19 +00:00
|
|
|
case PD_SDCARD:
|
|
|
|
switch (cmd) {
|
|
|
|
case CTRL_SYNC:
|
|
|
|
return RES_OK;
|
|
|
|
|
|
|
|
case GET_BLOCK_SIZE:
|
|
|
|
*((DWORD*)buff) = 1; // high-level sector erase size in units of the small (512) block size
|
|
|
|
return RES_OK;
|
|
|
|
}
|
|
|
|
break;
|
2014-03-30 12:30:35 +01:00
|
|
|
#endif
|
2014-03-17 14:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return RES_PARERR;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
DWORD get_fattime (
|
|
|
|
void
|
|
|
|
)
|
|
|
|
{
|
2014-04-19 02:17:30 +01:00
|
|
|
RTC_TimeTypeDef time;
|
|
|
|
RTC_DateTypeDef date;
|
|
|
|
HAL_RTC_GetTime(&RTCHandle, &time, FORMAT_BIN);
|
|
|
|
HAL_RTC_GetDate(&RTCHandle, &date, FORMAT_BIN);
|
|
|
|
return ((2000 + date.Year - 1980) << 25) | ((date.Month) << 21) | ((date.Date) << 16) | ((time.Hours) << 11) | ((time.Minutes) << 5) | (time.Seconds / 2);
|
2014-03-17 14:04:19 +00:00
|
|
|
}
|