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Release v2.5.1

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slimih
2020-07-15 13:55:04 +01:00
parent f38cd97948
commit a1edff5f0e
49 changed files with 13945 additions and 1 deletions
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619
Class/MSC/Src/usbd_msc.c Normal file
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/**
******************************************************************************
* @file usbd_msc.c
* @author MCD Application Team
* @brief This file provides all the MSC core functions.
*
* @verbatim
*
* ===================================================================
* MSC Class Description
* ===================================================================
* This module manages the MSC class V1.0 following the "Universal
* Serial Bus Mass Storage Class (MSC) Bulk-Only Transport (BOT) Version 1.0
* Sep. 31, 1999".
* This driver implements the following aspects of the specification:
* - Bulk-Only Transport protocol
* - Subclass : SCSI transparent command set (ref. SCSI Primary Commands - 3 (SPC-3))
*
* @endverbatim
*
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2015 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* http://www.st.com/SLA0044
*
******************************************************************************
*/
/* BSPDependencies
- "stm32xxxxx_{eval}{discovery}{nucleo_144}.c"
- "stm32xxxxx_{eval}{discovery}_io.c"
- "stm32xxxxx_{eval}{discovery}{adafruit}_sd.c"
EndBSPDependencies */
/* Includes ------------------------------------------------------------------*/
#include "usbd_msc.h"
/** @addtogroup STM32_USB_DEVICE_LIBRARY
* @{
*/
/** @defgroup MSC_CORE
* @brief Mass storage core module
* @{
*/
/** @defgroup MSC_CORE_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup MSC_CORE_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup MSC_CORE_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup MSC_CORE_Private_FunctionPrototypes
* @{
*/
uint8_t USBD_MSC_Init (USBD_HandleTypeDef *pdev,
uint8_t cfgidx);
uint8_t USBD_MSC_DeInit (USBD_HandleTypeDef *pdev,
uint8_t cfgidx);
uint8_t USBD_MSC_Setup (USBD_HandleTypeDef *pdev,
USBD_SetupReqTypedef *req);
uint8_t USBD_MSC_DataIn (USBD_HandleTypeDef *pdev,
uint8_t epnum);
uint8_t USBD_MSC_DataOut (USBD_HandleTypeDef *pdev,
uint8_t epnum);
uint8_t *USBD_MSC_GetHSCfgDesc (uint16_t *length);
uint8_t *USBD_MSC_GetFSCfgDesc (uint16_t *length);
uint8_t *USBD_MSC_GetOtherSpeedCfgDesc (uint16_t *length);
uint8_t *USBD_MSC_GetDeviceQualifierDescriptor (uint16_t *length);
/**
* @}
*/
/** @defgroup MSC_CORE_Private_Variables
* @{
*/
USBD_ClassTypeDef USBD_MSC =
{
USBD_MSC_Init,
USBD_MSC_DeInit,
USBD_MSC_Setup,
NULL, /*EP0_TxSent*/
NULL, /*EP0_RxReady*/
USBD_MSC_DataIn,
USBD_MSC_DataOut,
NULL, /*SOF */
NULL,
NULL,
USBD_MSC_GetHSCfgDesc,
USBD_MSC_GetFSCfgDesc,
USBD_MSC_GetOtherSpeedCfgDesc,
USBD_MSC_GetDeviceQualifierDescriptor,
};
/* USB Mass storage device Configuration Descriptor */
/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
__ALIGN_BEGIN uint8_t USBD_MSC_CfgHSDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
{
0x09, /* bLength: Configuation Descriptor size */
USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
USB_MSC_CONFIG_DESC_SIZ,
0x00,
0x01, /* bNumInterfaces: 1 interface */
0x01, /* bConfigurationValue: */
0x04, /* iConfiguration: */
0xC0, /* bmAttributes: */
0x32, /* MaxPower 100 mA */
/******************** Mass Storage interface ********************/
0x09, /* bLength: Interface Descriptor size */
0x04, /* bDescriptorType: */
0x00, /* bInterfaceNumber: Number of Interface */
0x00, /* bAlternateSetting: Alternate setting */
0x02, /* bNumEndpoints*/
0x08, /* bInterfaceClass: MSC Class */
0x06, /* bInterfaceSubClass : SCSI transparent*/
0x50, /* nInterfaceProtocol */
0x05, /* iInterface: */
/******************** Mass Storage Endpoints ********************/
0x07, /*Endpoint descriptor length = 7*/
0x05, /*Endpoint descriptor type */
MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
0x02, /*Bulk endpoint type */
LOBYTE(MSC_MAX_HS_PACKET),
HIBYTE(MSC_MAX_HS_PACKET),
0x00, /*Polling interval in milliseconds */
0x07, /*Endpoint descriptor length = 7 */
0x05, /*Endpoint descriptor type */
MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
0x02, /*Bulk endpoint type */
LOBYTE(MSC_MAX_HS_PACKET),
HIBYTE(MSC_MAX_HS_PACKET),
0x00 /*Polling interval in milliseconds*/
};
/* USB Mass storage device Configuration Descriptor */
/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
uint8_t USBD_MSC_CfgFSDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
{
0x09, /* bLength: Configuation Descriptor size */
USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
USB_MSC_CONFIG_DESC_SIZ,
0x00,
0x01, /* bNumInterfaces: 1 interface */
0x01, /* bConfigurationValue: */
0x04, /* iConfiguration: */
0xC0, /* bmAttributes: */
0x32, /* MaxPower 100 mA */
/******************** Mass Storage interface ********************/
0x09, /* bLength: Interface Descriptor size */
0x04, /* bDescriptorType: */
0x00, /* bInterfaceNumber: Number of Interface */
0x00, /* bAlternateSetting: Alternate setting */
0x02, /* bNumEndpoints*/
0x08, /* bInterfaceClass: MSC Class */
0x06, /* bInterfaceSubClass : SCSI transparent*/
0x50, /* nInterfaceProtocol */
0x05, /* iInterface: */
/******************** Mass Storage Endpoints ********************/
0x07, /*Endpoint descriptor length = 7*/
0x05, /*Endpoint descriptor type */
MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
0x02, /*Bulk endpoint type */
LOBYTE(MSC_MAX_FS_PACKET),
HIBYTE(MSC_MAX_FS_PACKET),
0x00, /*Polling interval in milliseconds */
0x07, /*Endpoint descriptor length = 7 */
0x05, /*Endpoint descriptor type */
MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
0x02, /*Bulk endpoint type */
LOBYTE(MSC_MAX_FS_PACKET),
HIBYTE(MSC_MAX_FS_PACKET),
0x00 /*Polling interval in milliseconds*/
};
__ALIGN_BEGIN uint8_t USBD_MSC_OtherSpeedCfgDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
{
0x09, /* bLength: Configuation Descriptor size */
USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION,
USB_MSC_CONFIG_DESC_SIZ,
0x00,
0x01, /* bNumInterfaces: 1 interface */
0x01, /* bConfigurationValue: */
0x04, /* iConfiguration: */
0xC0, /* bmAttributes: */
0x32, /* MaxPower 100 mA */
/******************** Mass Storage interface ********************/
0x09, /* bLength: Interface Descriptor size */
0x04, /* bDescriptorType: */
0x00, /* bInterfaceNumber: Number of Interface */
0x00, /* bAlternateSetting: Alternate setting */
0x02, /* bNumEndpoints*/
0x08, /* bInterfaceClass: MSC Class */
0x06, /* bInterfaceSubClass : SCSI transparent command set*/
0x50, /* nInterfaceProtocol */
0x05, /* iInterface: */
/******************** Mass Storage Endpoints ********************/
0x07, /*Endpoint descriptor length = 7*/
0x05, /*Endpoint descriptor type */
MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
0x02, /*Bulk endpoint type */
0x40,
0x00,
0x00, /*Polling interval in milliseconds */
0x07, /*Endpoint descriptor length = 7 */
0x05, /*Endpoint descriptor type */
MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
0x02, /*Bulk endpoint type */
0x40,
0x00,
0x00 /*Polling interval in milliseconds*/
};
/* USB Standard Device Descriptor */
__ALIGN_BEGIN uint8_t USBD_MSC_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC] __ALIGN_END =
{
USB_LEN_DEV_QUALIFIER_DESC,
USB_DESC_TYPE_DEVICE_QUALIFIER,
0x00,
0x02,
0x00,
0x00,
0x00,
MSC_MAX_FS_PACKET,
0x01,
0x00,
};
/**
* @}
*/
/** @defgroup MSC_CORE_Private_Functions
* @{
*/
/**
* @brief USBD_MSC_Init
* Initialize the mass storage configuration
* @param pdev: device instance
* @param cfgidx: configuration index
* @retval status
*/
uint8_t USBD_MSC_Init (USBD_HandleTypeDef *pdev, uint8_t cfgidx)
{
if(pdev->dev_speed == USBD_SPEED_HIGH)
{
/* Open EP OUT */
USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_HS_PACKET);
pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 1U;
/* Open EP IN */
USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_HS_PACKET);
pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 1U;
}
else
{
/* Open EP OUT */
USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_FS_PACKET);
pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 1U;
/* Open EP IN */
USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_FS_PACKET);
pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 1U;
}
pdev->pClassData = USBD_malloc(sizeof (USBD_MSC_BOT_HandleTypeDef));
if(pdev->pClassData == NULL)
{
return USBD_FAIL;
}
/* Init the BOT layer */
MSC_BOT_Init(pdev);
return USBD_OK;
}
/**
* @brief USBD_MSC_DeInit
* DeInitilaize the mass storage configuration
* @param pdev: device instance
* @param cfgidx: configuration index
* @retval status
*/
uint8_t USBD_MSC_DeInit (USBD_HandleTypeDef *pdev,
uint8_t cfgidx)
{
/* Close MSC EPs */
USBD_LL_CloseEP(pdev, MSC_EPOUT_ADDR);
pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 0U;
/* Close EP IN */
USBD_LL_CloseEP(pdev, MSC_EPIN_ADDR);
pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 0U;
/* De-Init the BOT layer */
MSC_BOT_DeInit(pdev);
/* Free MSC Class Resources */
if(pdev->pClassData != NULL)
{
USBD_free(pdev->pClassData);
pdev->pClassData = NULL;
}
return USBD_OK;
}
/**
* @brief USBD_MSC_Setup
* Handle the MSC specific requests
* @param pdev: device instance
* @param req: USB request
* @retval status
*/
uint8_t USBD_MSC_Setup (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
uint8_t ret = USBD_OK;
uint16_t status_info = 0U;
switch (req->bmRequest & USB_REQ_TYPE_MASK)
{
/* Class request */
case USB_REQ_TYPE_CLASS:
switch (req->bRequest)
{
case BOT_GET_MAX_LUN:
if((req->wValue == 0U) && (req->wLength == 1U) &&
((req->bmRequest & 0x80U) == 0x80U))
{
hmsc->max_lun = (uint32_t)((USBD_StorageTypeDef *)pdev->pUserData)->GetMaxLun();
USBD_CtlSendData (pdev, (uint8_t *)(void *)&hmsc->max_lun, 1U);
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
case BOT_RESET :
if((req->wValue == 0U) && (req->wLength == 0U) &&
((req->bmRequest & 0x80U) != 0x80U))
{
MSC_BOT_Reset(pdev);
}
else
{
USBD_CtlError(pdev , req);
ret = USBD_FAIL;
}
break;
default:
USBD_CtlError(pdev , req);
ret = USBD_FAIL;
break;
}
break;
/* Interface & Endpoint request */
case USB_REQ_TYPE_STANDARD:
switch (req->bRequest)
{
case USB_REQ_GET_STATUS:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
USBD_CtlSendData (pdev, (uint8_t *)(void *)&status_info, 2U);
}
else
{
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_GET_INTERFACE:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
USBD_CtlSendData (pdev, (uint8_t *)(void *)&hmsc->interface, 1U);
}
else
{
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_SET_INTERFACE:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
hmsc->interface = (uint8_t)(req->wValue);
}
else
{
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_CLEAR_FEATURE:
/* Flush the FIFO and Clear the stall status */
USBD_LL_FlushEP(pdev, (uint8_t)req->wIndex);
/* Reactivate the EP */
USBD_LL_CloseEP (pdev , (uint8_t)req->wIndex);
if((((uint8_t)req->wIndex) & 0x80U) == 0x80U)
{
pdev->ep_in[(uint8_t)req->wIndex & 0xFU].is_used = 0U;
if(pdev->dev_speed == USBD_SPEED_HIGH)
{
/* Open EP IN */
USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK,
MSC_MAX_HS_PACKET);
}
else
{
/* Open EP IN */
USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK,
MSC_MAX_FS_PACKET);
}
pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 1U;
}
else
{
pdev->ep_out[(uint8_t)req->wIndex & 0xFU].is_used = 0U;
if(pdev->dev_speed == USBD_SPEED_HIGH)
{
/* Open EP OUT */
USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK,
MSC_MAX_HS_PACKET);
}
else
{
/* Open EP OUT */
USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK,
MSC_MAX_FS_PACKET);
}
pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 1U;
}
/* Handle BOT error */
MSC_BOT_CplClrFeature(pdev, (uint8_t)req->wIndex);
break;
default:
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
break;
}
break;
default:
USBD_CtlError (pdev, req);
ret = USBD_FAIL;
break;
}
return ret;
}
/**
* @brief USBD_MSC_DataIn
* handle data IN Stage
* @param pdev: device instance
* @param epnum: endpoint index
* @retval status
*/
uint8_t USBD_MSC_DataIn (USBD_HandleTypeDef *pdev,
uint8_t epnum)
{
MSC_BOT_DataIn(pdev , epnum);
return USBD_OK;
}
/**
* @brief USBD_MSC_DataOut
* handle data OUT Stage
* @param pdev: device instance
* @param epnum: endpoint index
* @retval status
*/
uint8_t USBD_MSC_DataOut (USBD_HandleTypeDef *pdev,
uint8_t epnum)
{
MSC_BOT_DataOut(pdev , epnum);
return USBD_OK;
}
/**
* @brief USBD_MSC_GetHSCfgDesc
* return configuration descriptor
* @param length : pointer data length
* @retval pointer to descriptor buffer
*/
uint8_t *USBD_MSC_GetHSCfgDesc (uint16_t *length)
{
*length = sizeof (USBD_MSC_CfgHSDesc);
return USBD_MSC_CfgHSDesc;
}
/**
* @brief USBD_MSC_GetFSCfgDesc
* return configuration descriptor
* @param length : pointer data length
* @retval pointer to descriptor buffer
*/
uint8_t *USBD_MSC_GetFSCfgDesc (uint16_t *length)
{
*length = sizeof (USBD_MSC_CfgFSDesc);
return USBD_MSC_CfgFSDesc;
}
/**
* @brief USBD_MSC_GetOtherSpeedCfgDesc
* return other speed configuration descriptor
* @param length : pointer data length
* @retval pointer to descriptor buffer
*/
uint8_t *USBD_MSC_GetOtherSpeedCfgDesc (uint16_t *length)
{
*length = sizeof (USBD_MSC_OtherSpeedCfgDesc);
return USBD_MSC_OtherSpeedCfgDesc;
}
/**
* @brief DeviceQualifierDescriptor
* return Device Qualifier descriptor
* @param length : pointer data length
* @retval pointer to descriptor buffer
*/
uint8_t *USBD_MSC_GetDeviceQualifierDescriptor (uint16_t *length)
{
*length = sizeof (USBD_MSC_DeviceQualifierDesc);
return USBD_MSC_DeviceQualifierDesc;
}
/**
* @brief USBD_MSC_RegisterStorage
* @param fops: storage callback
* @retval status
*/
uint8_t USBD_MSC_RegisterStorage (USBD_HandleTypeDef *pdev,
USBD_StorageTypeDef *fops)
{
if(fops != NULL)
{
pdev->pUserData = fops;
}
return USBD_OK;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

394
Class/MSC/Src/usbd_msc_bot.c Normal file
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/**
******************************************************************************
* @file usbd_msc_bot.c
* @author MCD Application Team
* @brief This file provides all the BOT protocol core functions.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2015 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* http://www.st.com/SLA0044
*
******************************************************************************
*/
/* BSPDependencies
- "stm32xxxxx_{eval}{discovery}{nucleo_144}.c"
- "stm32xxxxx_{eval}{discovery}_io.c"
- "stm32xxxxx_{eval}{discovery}{adafruit}_sd.c"
EndBSPDependencies */
/* Includes ------------------------------------------------------------------*/
#include "usbd_msc_bot.h"
#include "usbd_msc.h"
#include "usbd_msc_scsi.h"
#include "usbd_ioreq.h"
/** @addtogroup STM32_USB_DEVICE_LIBRARY
* @{
*/
/** @defgroup MSC_BOT
* @brief BOT protocol module
* @{
*/
/** @defgroup MSC_BOT_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup MSC_BOT_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup MSC_BOT_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup MSC_BOT_Private_Variables
* @{
*/
/**
* @}
*/
/** @defgroup MSC_BOT_Private_FunctionPrototypes
* @{
*/
static void MSC_BOT_CBW_Decode (USBD_HandleTypeDef *pdev);
static void MSC_BOT_SendData (USBD_HandleTypeDef *pdev, uint8_t* pbuf,
uint16_t len);
static void MSC_BOT_Abort(USBD_HandleTypeDef *pdev);
/**
* @}
*/
/** @defgroup MSC_BOT_Private_Functions
* @{
*/
/**
* @brief MSC_BOT_Init
* Initialize the BOT Process
* @param pdev: device instance
* @retval None
*/
void MSC_BOT_Init (USBD_HandleTypeDef *pdev)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->bot_state = USBD_BOT_IDLE;
hmsc->bot_status = USBD_BOT_STATUS_NORMAL;
hmsc->scsi_sense_tail = 0U;
hmsc->scsi_sense_head = 0U;
((USBD_StorageTypeDef *)pdev->pUserData)->Init(0U);
USBD_LL_FlushEP(pdev, MSC_EPOUT_ADDR);
USBD_LL_FlushEP(pdev, MSC_EPIN_ADDR);
/* Prapare EP to Receive First BOT Cmd */
USBD_LL_PrepareReceive (pdev, MSC_EPOUT_ADDR, (uint8_t *)(void *)&hmsc->cbw,
USBD_BOT_CBW_LENGTH);
}
/**
* @brief MSC_BOT_Reset
* Reset the BOT Machine
* @param pdev: device instance
* @retval None
*/
void MSC_BOT_Reset (USBD_HandleTypeDef *pdev)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->bot_state = USBD_BOT_IDLE;
hmsc->bot_status = USBD_BOT_STATUS_RECOVERY;
/* Prapare EP to Receive First BOT Cmd */
USBD_LL_PrepareReceive (pdev, MSC_EPOUT_ADDR, (uint8_t *)(void *)&hmsc->cbw,
USBD_BOT_CBW_LENGTH);
}
/**
* @brief MSC_BOT_DeInit
* Deinitialize the BOT Machine
* @param pdev: device instance
* @retval None
*/
void MSC_BOT_DeInit (USBD_HandleTypeDef *pdev)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->bot_state = USBD_BOT_IDLE;
}
/**
* @brief MSC_BOT_DataIn
* Handle BOT IN data stage
* @param pdev: device instance
* @param epnum: endpoint index
* @retval None
*/
void MSC_BOT_DataIn (USBD_HandleTypeDef *pdev,
uint8_t epnum)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
switch (hmsc->bot_state)
{
case USBD_BOT_DATA_IN:
if(SCSI_ProcessCmd(pdev,
hmsc->cbw.bLUN,
&hmsc->cbw.CB[0]) < 0)
{
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
}
break;
case USBD_BOT_SEND_DATA:
case USBD_BOT_LAST_DATA_IN:
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_PASSED);
break;
default:
break;
}
}
/**
* @brief MSC_BOT_DataOut
* Process MSC OUT data
* @param pdev: device instance
* @param epnum: endpoint index
* @retval None
*/
void MSC_BOT_DataOut (USBD_HandleTypeDef *pdev,
uint8_t epnum)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
switch (hmsc->bot_state)
{
case USBD_BOT_IDLE:
MSC_BOT_CBW_Decode(pdev);
break;
case USBD_BOT_DATA_OUT:
if(SCSI_ProcessCmd(pdev,
hmsc->cbw.bLUN,
&hmsc->cbw.CB[0]) < 0)
{
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
}
break;
default:
break;
}
}
/**
* @brief MSC_BOT_CBW_Decode
* Decode the CBW command and set the BOT state machine accordingly
* @param pdev: device instance
* @retval None
*/
static void MSC_BOT_CBW_Decode (USBD_HandleTypeDef *pdev)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->csw.dTag = hmsc->cbw.dTag;
hmsc->csw.dDataResidue = hmsc->cbw.dDataLength;
if ((USBD_LL_GetRxDataSize (pdev ,MSC_EPOUT_ADDR) != USBD_BOT_CBW_LENGTH) ||
(hmsc->cbw.dSignature != USBD_BOT_CBW_SIGNATURE) ||
(hmsc->cbw.bLUN > 1U) ||
(hmsc->cbw.bCBLength < 1U) || (hmsc->cbw.bCBLength > 16U))
{
SCSI_SenseCode(pdev, hmsc->cbw.bLUN, ILLEGAL_REQUEST, INVALID_CDB);
hmsc->bot_status = USBD_BOT_STATUS_ERROR;
MSC_BOT_Abort(pdev);
}
else
{
if(SCSI_ProcessCmd(pdev, hmsc->cbw.bLUN, &hmsc->cbw.CB[0]) < 0)
{
if(hmsc->bot_state == USBD_BOT_NO_DATA)
{
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
}
else
{
MSC_BOT_Abort(pdev);
}
}
/*Burst xfer handled internally*/
else if ((hmsc->bot_state != USBD_BOT_DATA_IN) &&
(hmsc->bot_state != USBD_BOT_DATA_OUT) &&
(hmsc->bot_state != USBD_BOT_LAST_DATA_IN))
{
if (hmsc->bot_data_length > 0U)
{
MSC_BOT_SendData(pdev, hmsc->bot_data, hmsc->bot_data_length);
}
else if (hmsc->bot_data_length == 0U)
{
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_PASSED);
}
else
{
MSC_BOT_Abort(pdev);
}
}
else
{
return;
}
}
}
/**
* @brief MSC_BOT_SendData
* Send the requested data
* @param pdev: device instance
* @param buf: pointer to data buffer
* @param len: Data Length
* @retval None
*/
static void MSC_BOT_SendData(USBD_HandleTypeDef *pdev, uint8_t* pbuf,
uint16_t len)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
uint16_t length = (uint16_t)MIN(hmsc->cbw.dDataLength, len);
hmsc->csw.dDataResidue -= len;
hmsc->csw.bStatus = USBD_CSW_CMD_PASSED;
hmsc->bot_state = USBD_BOT_SEND_DATA;
USBD_LL_Transmit(pdev, MSC_EPIN_ADDR, pbuf, length);
}
/**
* @brief MSC_BOT_SendCSW
* Send the Command Status Wrapper
* @param pdev: device instance
* @param status : CSW status
* @retval None
*/
void MSC_BOT_SendCSW (USBD_HandleTypeDef *pdev,
uint8_t CSW_Status)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->csw.dSignature = USBD_BOT_CSW_SIGNATURE;
hmsc->csw.bStatus = CSW_Status;
hmsc->bot_state = USBD_BOT_IDLE;
USBD_LL_Transmit (pdev, MSC_EPIN_ADDR, (uint8_t *)(void *)&hmsc->csw,
USBD_BOT_CSW_LENGTH);
/* Prepare EP to Receive next Cmd */
USBD_LL_PrepareReceive (pdev, MSC_EPOUT_ADDR, (uint8_t *)(void *)&hmsc->cbw,
USBD_BOT_CBW_LENGTH);
}
/**
* @brief MSC_BOT_Abort
* Abort the current transfer
* @param pdev: device instance
* @retval status
*/
static void MSC_BOT_Abort (USBD_HandleTypeDef *pdev)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
if ((hmsc->cbw.bmFlags == 0U) &&
(hmsc->cbw.dDataLength != 0U) &&
(hmsc->bot_status == USBD_BOT_STATUS_NORMAL))
{
USBD_LL_StallEP(pdev, MSC_EPOUT_ADDR );
}
USBD_LL_StallEP(pdev, MSC_EPIN_ADDR);
if(hmsc->bot_status == USBD_BOT_STATUS_ERROR)
{
USBD_LL_PrepareReceive (pdev, MSC_EPOUT_ADDR, (uint8_t *)(void *)&hmsc->cbw,
USBD_BOT_CBW_LENGTH);
}
}
/**
* @brief MSC_BOT_CplClrFeature
* Complete the clear feature request
* @param pdev: device instance
* @param epnum: endpoint index
* @retval None
*/
void MSC_BOT_CplClrFeature (USBD_HandleTypeDef *pdev, uint8_t epnum)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
if(hmsc->bot_status == USBD_BOT_STATUS_ERROR)/* Bad CBW Signature */
{
USBD_LL_StallEP(pdev, MSC_EPIN_ADDR);
hmsc->bot_status = USBD_BOT_STATUS_NORMAL;
}
else if(((epnum & 0x80U) == 0x80U) && (hmsc->bot_status != USBD_BOT_STATUS_RECOVERY))
{
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
}
else
{
return;
}
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

132
Class/MSC/Src/usbd_msc_data.c Normal file
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@@ -0,0 +1,132 @@
/**
******************************************************************************
* @file usbd_msc_data.c
* @author MCD Application Team
* @brief This file provides all the vital inquiry pages and sense data.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2015 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* http://www.st.com/SLA0044
*
******************************************************************************
*/
/* BSPDependencies
- "stm32xxxxx_{eval}{discovery}{nucleo_144}.c"
- "stm32xxxxx_{eval}{discovery}_io.c"
- "stm32xxxxx_{eval}{discovery}{adafruit}_sd.c"
EndBSPDependencies */
/* Includes ------------------------------------------------------------------*/
#include "usbd_msc_data.h"
/** @addtogroup STM32_USB_DEVICE_LIBRARY
* @{
*/
/** @defgroup MSC_DATA
* @brief Mass storage info/data module
* @{
*/
/** @defgroup MSC_DATA_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup MSC_DATA_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup MSC_DATA_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup MSC_DATA_Private_Variables
* @{
*/
/* USB Mass storage Page 0 Inquiry Data */
const uint8_t MSC_Page00_Inquiry_Data[] = {
0x00,
0x00,
0x00,
(LENGTH_INQUIRY_PAGE00 - 4U),
0x00,
0x80,
0x83
};
/* USB Mass storage sense 6 Data */
const uint8_t MSC_Mode_Sense6_data[] = {
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00
};
/* USB Mass storage sense 10 Data */
const uint8_t MSC_Mode_Sense10_data[] = {
0x00,
0x06,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00
};
/**
* @}
*/
/** @defgroup MSC_DATA_Private_FunctionPrototypes
* @{
*/
/**
* @}
*/
/** @defgroup MSC_DATA_Private_Functions
* @{
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

714
Class/MSC/Src/usbd_msc_scsi.c Normal file
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@@ -0,0 +1,714 @@
/**
******************************************************************************
* @file usbd_msc_scsi.c
* @author MCD Application Team
* @brief This file provides all the USBD SCSI layer functions.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2015 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* http://www.st.com/SLA0044
*
******************************************************************************
*/
/* BSPDependencies
- "stm32xxxxx_{eval}{discovery}{nucleo_144}.c"
- "stm32xxxxx_{eval}{discovery}_io.c"
- "stm32xxxxx_{eval}{discovery}{adafruit}_sd.c"
EndBSPDependencies */
/* Includes ------------------------------------------------------------------*/
#include "usbd_msc_bot.h"
#include "usbd_msc_scsi.h"
#include "usbd_msc.h"
#include "usbd_msc_data.h"
/** @addtogroup STM32_USB_DEVICE_LIBRARY
* @{
*/
/** @defgroup MSC_SCSI
* @brief Mass storage SCSI layer module
* @{
*/
/** @defgroup MSC_SCSI_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup MSC_SCSI_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup MSC_SCSI_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup MSC_SCSI_Private_Variables
* @{
*/
/**
* @}
*/
/** @defgroup MSC_SCSI_Private_FunctionPrototypes
* @{
*/
static int8_t SCSI_TestUnitReady(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_Inquiry(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_ReadFormatCapacity(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_ReadCapacity10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_RequestSense (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_StartStopUnit(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_ModeSense6 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_ModeSense10 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_Write10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params);
static int8_t SCSI_Read10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params);
static int8_t SCSI_Verify10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
static int8_t SCSI_CheckAddressRange (USBD_HandleTypeDef *pdev, uint8_t lun,
uint32_t blk_offset, uint32_t blk_nbr);
static int8_t SCSI_ProcessRead (USBD_HandleTypeDef *pdev, uint8_t lun);
static int8_t SCSI_ProcessWrite (USBD_HandleTypeDef *pdev, uint8_t lun);
/**
* @}
*/
/** @defgroup MSC_SCSI_Private_Functions
* @{
*/
/**
* @brief SCSI_ProcessCmd
* Process SCSI commands
* @param pdev: device instance
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
int8_t SCSI_ProcessCmd(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *cmd)
{
switch (cmd[0])
{
case SCSI_TEST_UNIT_READY:
SCSI_TestUnitReady(pdev, lun, cmd);
break;
case SCSI_REQUEST_SENSE:
SCSI_RequestSense (pdev, lun, cmd);
break;
case SCSI_INQUIRY:
SCSI_Inquiry(pdev, lun, cmd);
break;
case SCSI_START_STOP_UNIT:
SCSI_StartStopUnit(pdev, lun, cmd);
break;
case SCSI_ALLOW_MEDIUM_REMOVAL:
SCSI_StartStopUnit(pdev, lun, cmd);
break;
case SCSI_MODE_SENSE6:
SCSI_ModeSense6 (pdev, lun, cmd);
break;
case SCSI_MODE_SENSE10:
SCSI_ModeSense10 (pdev, lun, cmd);
break;
case SCSI_READ_FORMAT_CAPACITIES:
SCSI_ReadFormatCapacity(pdev, lun, cmd);
break;
case SCSI_READ_CAPACITY10:
SCSI_ReadCapacity10(pdev, lun, cmd);
break;
case SCSI_READ10:
SCSI_Read10(pdev, lun, cmd);
break;
case SCSI_WRITE10:
SCSI_Write10(pdev, lun, cmd);
break;
case SCSI_VERIFY10:
SCSI_Verify10(pdev, lun, cmd);
break;
default:
SCSI_SenseCode(pdev, lun, ILLEGAL_REQUEST, INVALID_CDB);
return -1;
}
return 0;
}
/**
* @brief SCSI_TestUnitReady
* Process SCSI Test Unit Ready Command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_TestUnitReady(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
/* case 9 : Hi > D0 */
if (hmsc->cbw.dDataLength != 0U)
{
SCSI_SenseCode(pdev, hmsc->cbw.bLUN, ILLEGAL_REQUEST, INVALID_CDB);
return -1;
}
if(((USBD_StorageTypeDef *)pdev->pUserData)->IsReady(lun) != 0)
{
SCSI_SenseCode(pdev, lun, NOT_READY, MEDIUM_NOT_PRESENT);
hmsc->bot_state = USBD_BOT_NO_DATA;
return -1;
}
hmsc->bot_data_length = 0U;
return 0;
}
/**
* @brief SCSI_Inquiry
* Process Inquiry command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_Inquiry(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
uint8_t* pPage;
uint16_t len;
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
if (params[1] & 0x01U)/*Evpd is set*/
{
len = LENGTH_INQUIRY_PAGE00;
hmsc->bot_data_length = len;
while (len)
{
len--;
hmsc->bot_data[len] = MSC_Page00_Inquiry_Data[len];
}
}
else
{
pPage = (uint8_t *)(void *)&((USBD_StorageTypeDef *)pdev->pUserData)->pInquiry[lun * STANDARD_INQUIRY_DATA_LEN];
len = (uint16_t)pPage[4] + 5U;
if (params[4] <= len)
{
len = params[4];
}
hmsc->bot_data_length = len;
while (len)
{
len--;
hmsc->bot_data[len] = pPage[len];
}
}
return 0;
}
/**
* @brief SCSI_ReadCapacity10
* Process Read Capacity 10 command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_ReadCapacity10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
if(((USBD_StorageTypeDef *)pdev->pUserData)->GetCapacity(lun, &hmsc->scsi_blk_nbr, &hmsc->scsi_blk_size) != 0)
{
SCSI_SenseCode(pdev, lun, NOT_READY, MEDIUM_NOT_PRESENT);
return -1;
}
else
{
hmsc->bot_data[0] = (uint8_t)((hmsc->scsi_blk_nbr - 1U) >> 24);
hmsc->bot_data[1] = (uint8_t)((hmsc->scsi_blk_nbr - 1U) >> 16);
hmsc->bot_data[2] = (uint8_t)((hmsc->scsi_blk_nbr - 1U) >> 8);
hmsc->bot_data[3] = (uint8_t)(hmsc->scsi_blk_nbr - 1U);
hmsc->bot_data[4] = (uint8_t)(hmsc->scsi_blk_size >> 24);
hmsc->bot_data[5] = (uint8_t)(hmsc->scsi_blk_size >> 16);
hmsc->bot_data[6] = (uint8_t)(hmsc->scsi_blk_size >> 8);
hmsc->bot_data[7] = (uint8_t)(hmsc->scsi_blk_size);
hmsc->bot_data_length = 8U;
return 0;
}
}
/**
* @brief SCSI_ReadFormatCapacity
* Process Read Format Capacity command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_ReadFormatCapacity(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
uint16_t blk_size;
uint32_t blk_nbr;
uint16_t i;
for(i = 0U; i < 12U ; i++)
{
hmsc->bot_data[i] = 0U;
}
if(((USBD_StorageTypeDef *)pdev->pUserData)->GetCapacity(lun, &blk_nbr, &blk_size) != 0U)
{
SCSI_SenseCode(pdev, lun, NOT_READY, MEDIUM_NOT_PRESENT);
return -1;
}
else
{
hmsc->bot_data[3] = 0x08U;
hmsc->bot_data[4] = (uint8_t)((blk_nbr - 1U) >> 24);
hmsc->bot_data[5] = (uint8_t)((blk_nbr - 1U) >> 16);
hmsc->bot_data[6] = (uint8_t)((blk_nbr - 1U) >> 8);
hmsc->bot_data[7] = (uint8_t)(blk_nbr - 1U);
hmsc->bot_data[8] = 0x02U;
hmsc->bot_data[9] = (uint8_t)(blk_size >> 16);
hmsc->bot_data[10] = (uint8_t)(blk_size >> 8);
hmsc->bot_data[11] = (uint8_t)(blk_size);
hmsc->bot_data_length = 12U;
return 0;
}
}
/**
* @brief SCSI_ModeSense6
* Process Mode Sense6 command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_ModeSense6 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
uint16_t len = 8U;
hmsc->bot_data_length = len;
while (len)
{
len--;
hmsc->bot_data[len] = MSC_Mode_Sense6_data[len];
}
return 0;
}
/**
* @brief SCSI_ModeSense10
* Process Mode Sense10 command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_ModeSense10 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
uint16_t len = 8U;
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->bot_data_length = len;
while (len)
{
len--;
hmsc->bot_data[len] = MSC_Mode_Sense10_data[len];
}
return 0;
}
/**
* @brief SCSI_RequestSense
* Process Request Sense command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_RequestSense (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
uint8_t i;
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
for(i = 0U ;i < REQUEST_SENSE_DATA_LEN; i++)
{
hmsc->bot_data[i] = 0U;
}
hmsc->bot_data[0] = 0x70U;
hmsc->bot_data[7] = REQUEST_SENSE_DATA_LEN - 6U;
if((hmsc->scsi_sense_head != hmsc->scsi_sense_tail)) {
hmsc->bot_data[2] = hmsc->scsi_sense[hmsc->scsi_sense_head].Skey;
hmsc->bot_data[12] = hmsc->scsi_sense[hmsc->scsi_sense_head].w.b.ASCQ;
hmsc->bot_data[13] = hmsc->scsi_sense[hmsc->scsi_sense_head].w.b.ASC;
hmsc->scsi_sense_head++;
if (hmsc->scsi_sense_head == SENSE_LIST_DEEPTH)
{
hmsc->scsi_sense_head = 0U;
}
}
hmsc->bot_data_length = REQUEST_SENSE_DATA_LEN;
if (params[4] <= REQUEST_SENSE_DATA_LEN)
{
hmsc->bot_data_length = params[4];
}
return 0;
}
/**
* @brief SCSI_SenseCode
* Load the last error code in the error list
* @param lun: Logical unit number
* @param sKey: Sense Key
* @param ASC: Additional Sense Key
* @retval none
*/
void SCSI_SenseCode(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t sKey, uint8_t ASC)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
hmsc->scsi_sense[hmsc->scsi_sense_tail].Skey = sKey;
hmsc->scsi_sense[hmsc->scsi_sense_tail].w.ASC = ASC << 8;
hmsc->scsi_sense_tail++;
if (hmsc->scsi_sense_tail == SENSE_LIST_DEEPTH)
{
hmsc->scsi_sense_tail = 0U;
}
}
/**
* @brief SCSI_StartStopUnit
* Process Start Stop Unit command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_StartStopUnit(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
hmsc->bot_data_length = 0U;
return 0;
}
/**
* @brief SCSI_Read10
* Process Read10 command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_Read10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
if(hmsc->bot_state == USBD_BOT_IDLE) /* Idle */
{
/* case 10 : Ho <> Di */
if ((hmsc->cbw.bmFlags & 0x80U) != 0x80U)
{
SCSI_SenseCode(pdev, hmsc->cbw.bLUN, ILLEGAL_REQUEST, INVALID_CDB);
return -1;
}
if(((USBD_StorageTypeDef *)pdev->pUserData)->IsReady(lun) != 0)
{
SCSI_SenseCode(pdev, lun, NOT_READY, MEDIUM_NOT_PRESENT);
return -1;
}
hmsc->scsi_blk_addr = ((uint32_t)params[2] << 24) |
((uint32_t)params[3] << 16) |
((uint32_t)params[4] << 8) |
(uint32_t)params[5];
hmsc->scsi_blk_len = ((uint32_t)params[7] << 8) | (uint32_t)params[8];
if(SCSI_CheckAddressRange(pdev, lun, hmsc->scsi_blk_addr,
hmsc->scsi_blk_len) < 0)
{
return -1; /* error */
}
hmsc->bot_state = USBD_BOT_DATA_IN;
/* cases 4,5 : Hi <> Dn */
if (hmsc->cbw.dDataLength != (hmsc->scsi_blk_len * hmsc->scsi_blk_size))
{
SCSI_SenseCode(pdev, hmsc->cbw.bLUN, ILLEGAL_REQUEST, INVALID_CDB);
return -1;
}
}
hmsc->bot_data_length = MSC_MEDIA_PACKET;
return SCSI_ProcessRead(pdev, lun);
}
/**
* @brief SCSI_Write10
* Process Write10 command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_Write10 (USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
uint32_t len;
if (hmsc->bot_state == USBD_BOT_IDLE) /* Idle */
{
/* case 8 : Hi <> Do */
if ((hmsc->cbw.bmFlags & 0x80U) == 0x80U)
{
SCSI_SenseCode(pdev, hmsc->cbw.bLUN, ILLEGAL_REQUEST, INVALID_CDB);
return -1;
}
/* Check whether Media is ready */
if(((USBD_StorageTypeDef *)pdev->pUserData)->IsReady(lun) != 0)
{
SCSI_SenseCode(pdev, lun, NOT_READY, MEDIUM_NOT_PRESENT);
return -1;
}
/* Check If media is write-protected */
if(((USBD_StorageTypeDef *)pdev->pUserData)->IsWriteProtected(lun) != 0)
{
SCSI_SenseCode(pdev, lun, NOT_READY, WRITE_PROTECTED);
return -1;
}
hmsc->scsi_blk_addr = ((uint32_t)params[2] << 24) |
((uint32_t)params[3] << 16) |
((uint32_t)params[4] << 8) |
(uint32_t)params[5];
hmsc->scsi_blk_len = ((uint32_t)params[7] << 8) |
(uint32_t)params[8];
/* check if LBA address is in the right range */
if(SCSI_CheckAddressRange(pdev, lun, hmsc->scsi_blk_addr,
hmsc->scsi_blk_len) < 0)
{
return -1; /* error */
}
len = hmsc->scsi_blk_len * hmsc->scsi_blk_size;
/* cases 3,11,13 : Hn,Ho <> D0 */
if (hmsc->cbw.dDataLength != len)
{
SCSI_SenseCode(pdev, hmsc->cbw.bLUN, ILLEGAL_REQUEST, INVALID_CDB);
return -1;
}
len = MIN(len, MSC_MEDIA_PACKET);
/* Prepare EP to receive first data packet */
hmsc->bot_state = USBD_BOT_DATA_OUT;
USBD_LL_PrepareReceive (pdev, MSC_EPOUT_ADDR, hmsc->bot_data, len);
}
else /* Write Process ongoing */
{
return SCSI_ProcessWrite(pdev, lun);
}
return 0;
}
/**
* @brief SCSI_Verify10
* Process Verify10 command
* @param lun: Logical unit number
* @param params: Command parameters
* @retval status
*/
static int8_t SCSI_Verify10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
if ((params[1]& 0x02U) == 0x02U)
{
SCSI_SenseCode(pdev, lun, ILLEGAL_REQUEST, INVALID_FIELED_IN_COMMAND);
return -1; /* Error, Verify Mode Not supported*/
}
if(SCSI_CheckAddressRange(pdev, lun, hmsc->scsi_blk_addr,
hmsc->scsi_blk_len) < 0)
{
return -1; /* error */
}
hmsc->bot_data_length = 0U;
return 0;
}
/**
* @brief SCSI_CheckAddressRange
* Check address range
* @param lun: Logical unit number
* @param blk_offset: first block address
* @param blk_nbr: number of block to be processed
* @retval status
*/
static int8_t SCSI_CheckAddressRange (USBD_HandleTypeDef *pdev, uint8_t lun,
uint32_t blk_offset, uint32_t blk_nbr)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
if ((blk_offset + blk_nbr) > hmsc->scsi_blk_nbr)
{
SCSI_SenseCode(pdev, lun, ILLEGAL_REQUEST, ADDRESS_OUT_OF_RANGE);
return -1;
}
return 0;
}
/**
* @brief SCSI_ProcessRead
* Handle Read Process
* @param lun: Logical unit number
* @retval status
*/
static int8_t SCSI_ProcessRead (USBD_HandleTypeDef *pdev, uint8_t lun)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*)pdev->pClassData;
uint32_t len = hmsc->scsi_blk_len * hmsc->scsi_blk_size;
len = MIN(len, MSC_MEDIA_PACKET);
if( ((USBD_StorageTypeDef *)pdev->pUserData)->Read(lun,
hmsc->bot_data,
hmsc->scsi_blk_addr,
(len / hmsc->scsi_blk_size)) < 0)
{
SCSI_SenseCode(pdev, lun, HARDWARE_ERROR, UNRECOVERED_READ_ERROR);
return -1;
}
USBD_LL_Transmit (pdev, MSC_EPIN_ADDR, hmsc->bot_data, len);
hmsc->scsi_blk_addr += (len / hmsc->scsi_blk_size);
hmsc->scsi_blk_len -= (len / hmsc->scsi_blk_size);
/* case 6 : Hi = Di */
hmsc->csw.dDataResidue -= len;
if (hmsc->scsi_blk_len == 0U)
{
hmsc->bot_state = USBD_BOT_LAST_DATA_IN;
}
return 0;
}
/**
* @brief SCSI_ProcessWrite
* Handle Write Process
* @param lun: Logical unit number
* @retval status
*/
static int8_t SCSI_ProcessWrite (USBD_HandleTypeDef *pdev, uint8_t lun)
{
USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef*) pdev->pClassData;
uint32_t len = hmsc->scsi_blk_len * hmsc->scsi_blk_size;
len = MIN(len, MSC_MEDIA_PACKET);
if(((USBD_StorageTypeDef *)pdev->pUserData)->Write(lun, hmsc->bot_data,
hmsc->scsi_blk_addr,
(len / hmsc->scsi_blk_size)) < 0)
{
SCSI_SenseCode(pdev, lun, HARDWARE_ERROR, WRITE_FAULT);
return -1;
}
hmsc->scsi_blk_addr += (len / hmsc->scsi_blk_size);
hmsc->scsi_blk_len -= (len / hmsc->scsi_blk_size);
/* case 12 : Ho = Do */
hmsc->csw.dDataResidue -= len;
if (hmsc->scsi_blk_len == 0U)
{
MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_PASSED);
}
else
{
len = MIN((hmsc->scsi_blk_len * hmsc->scsi_blk_size), MSC_MEDIA_PACKET);
/* Prepare EP to Receive next packet */
USBD_LL_PrepareReceive (pdev, MSC_EPOUT_ADDR, hmsc->bot_data, len);
}
return 0;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

185
Class/MSC/Src/usbd_msc_storage_template.c Normal file
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@@ -0,0 +1,185 @@
/**
******************************************************************************
* @file usbd_msc_storage_template.c
* @author MCD Application Team
* @brief Memory management layer
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2015 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* http://www.st.com/SLA0044
*
******************************************************************************
*/
/* BSPDependencies
- "stm32xxxxx_{eval}{discovery}{nucleo_144}.c"
- "stm32xxxxx_{eval}{discovery}_io.c"
- "stm32xxxxx_{eval}{discovery}{adafruit}_sd.c"
EndBSPDependencies */
/* Includes ------------------------------------------------------------------*/
#include "usbd_msc_storage_template.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Extern function prototypes ------------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
#define STORAGE_LUN_NBR 1
#define STORAGE_BLK_NBR 0x10000
#define STORAGE_BLK_SIZ 0x200
int8_t STORAGE_Init (uint8_t lun);
int8_t STORAGE_GetCapacity (uint8_t lun,
uint32_t *block_num,
uint16_t *block_size);
int8_t STORAGE_IsReady (uint8_t lun);
int8_t STORAGE_IsWriteProtected (uint8_t lun);
int8_t STORAGE_Read (uint8_t lun,
uint8_t *buf,
uint32_t blk_addr,
uint16_t blk_len);
int8_t STORAGE_Write (uint8_t lun,
uint8_t *buf,
uint32_t blk_addr,
uint16_t blk_len);
int8_t STORAGE_GetMaxLun (void);
/* USB Mass storage Standard Inquiry Data */
int8_t STORAGE_Inquirydata[] = {//36
/* LUN 0 */
0x00,
0x80,
0x02,
0x02,
(STANDARD_INQUIRY_DATA_LEN - 5),
0x00,
0x00,
0x00,
'S', 'T', 'M', ' ', ' ', ' ', ' ', ' ', /* Manufacturer : 8 bytes */
'P', 'r', 'o', 'd', 'u', 'c', 't', ' ', /* Product : 16 Bytes */
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
'0', '.', '0' ,'1', /* Version : 4 Bytes */
};
USBD_StorageTypeDef USBD_MSC_Template_fops =
{
STORAGE_Init,
STORAGE_GetCapacity,
STORAGE_IsReady,
STORAGE_IsWriteProtected,
STORAGE_Read,
STORAGE_Write,
STORAGE_GetMaxLun,
STORAGE_Inquirydata,
};
/*******************************************************************************
* Function Name : Read_Memory
* Description : Handle the Read operation from the microSD card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_Init (uint8_t lun)
{
return (0);
}
/*******************************************************************************
* Function Name : Read_Memory
* Description : Handle the Read operation from the STORAGE card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_GetCapacity (uint8_t lun, uint32_t *block_num, uint16_t *block_size)
{
*block_num = STORAGE_BLK_NBR;
*block_size = STORAGE_BLK_SIZ;
return (0);
}
/*******************************************************************************
* Function Name : Read_Memory
* Description : Handle the Read operation from the STORAGE card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_IsReady (uint8_t lun)
{
return (0);
}
/*******************************************************************************
* Function Name : Read_Memory
* Description : Handle the Read operation from the STORAGE card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_IsWriteProtected (uint8_t lun)
{
return 0;
}
/*******************************************************************************
* Function Name : Read_Memory
* Description : Handle the Read operation from the STORAGE card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_Read (uint8_t lun,
uint8_t *buf,
uint32_t blk_addr,
uint16_t blk_len)
{
return 0;
}
/*******************************************************************************
* Function Name : Write_Memory
* Description : Handle the Write operation to the STORAGE card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_Write (uint8_t lun,
uint8_t *buf,
uint32_t blk_addr,
uint16_t blk_len)
{
return (0);
}
/*******************************************************************************
* Function Name : Write_Memory
* Description : Handle the Write operation to the STORAGE card.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
int8_t STORAGE_GetMaxLun (void)
{
return (STORAGE_LUN_NBR - 1);
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/