src/main/drivers/usb_msc_h7xx.c

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 /*
  22  * Author: Chris Hockuba (https://github.com/conkerkh)
  23  *
  24  */
  25
  26 #include <stdint.h>
  27 #include <stdbool.h>
  28 #include <string.h>
  29
  30 #include "platform.h"
  31
  32 #if defined(USE_USB_MSC)
  33
  34 #include "build/build_config.h"
  35
  36 #include "common/utils.h"
  37
  38 #include "blackbox/blackbox.h"
  39 #include "drivers/io.h"
  40 #include "drivers/nvic.h"
  41 #include "drivers/serial_usb_vcp.h"
  42 #include "drivers/system.h"
  43 #include "drivers/time.h"
  44 #include "drivers/usb_msc.h"
  45
  46 #include "msc/usbd_storage.h"
  47
  48 #include "pg/sdcard.h"
  49 #include "pg/usb.h"
  50
  51 #include "vcp_hal/usbd_cdc_interface.h"
  52
  53 #include "usb_io.h"
  54 #include "usbd_msc.h"
  55
  56 uint8_t mscStart(void)
  57 {
  58     //Start USB
  59     usbGenerateDisconnectPulse();
  60
  61     IOInit(IOGetByTag(IO_TAG(PA11)), OWNER_USB, 0);
  62     IOInit(IOGetByTag(IO_TAG(PA12)), OWNER_USB, 0);
  63
  64     USBD_Init(&USBD_Device, &VCP_Desc, 0);
  65
  66     /** Register class */
  67     USBD_RegisterClass(&USBD_Device, USBD_MSC_CLASS);
  68
  69     /** Register interface callbacks */
  70     switch (blackboxConfig()->device) {
  71 #ifdef USE_SDCARD
  72     case BLACKBOX_DEVICE_SDCARD:
  73         switch (sdcardConfig()->mode) {
  74 #ifdef USE_SDCARD_SDIO
  75         case SDCARD_MODE_SDIO:
  76             USBD_MSC_RegisterStorage(&USBD_Device, &USBD_MSC_MICRO_SDIO_fops);
  77             break;
  78 #endif
  79 #ifdef USE_SDCARD_SPI
  80         case SDCARD_MODE_SPI:
  81             USBD_MSC_RegisterStorage(&USBD_Device, &USBD_MSC_MICRO_SD_SPI_fops);
  82             break;
  83 #endif
  84         default:
  85             return 1;
  86         }
  87         break;
  88 #endif
  89
  90 #ifdef USE_FLASHFS
  91     case BLACKBOX_DEVICE_FLASH:
  92         USBD_MSC_RegisterStorage(&USBD_Device, &USBD_MSC_EMFAT_fops);
  93         break;
  94 #endif
  95
  96     default:
  97         return 1;
  98     }
  99
 100     USBD_Start(&USBD_Device);
 101
 102     // NVIC configuration for SYSTick
 103     NVIC_DisableIRQ(SysTick_IRQn);
 104     NVIC_SetPriority(SysTick_IRQn, NVIC_BUILD_PRIORITY(0, 0));
 105     NVIC_EnableIRQ(SysTick_IRQn);
 106
 107     return 0;
 108 }
 109
 110 #endif