msdbot.c File Reference
Implements the host side of the Bulk Only Transport protocol for USB Mass Storage class Devices.
- Version
- 5.4.0
License
Copyright 2015 Silicon Labs, Inc. http://www.silabs.com
This file is licensed under the Silabs License Agreement. See the file "Silabs_License_Agreement.txt" for details. Before using this software for any purpose, you must agree to the terms of that agreement.
Definition in file
msdbot.c
.
#include "
em_usb.h
"
#include "
msdbot.h
"
Functions |
|
int | MSDBOT_Init (USBH_Ep_TypeDef *out, USBH_Ep_TypeDef *in) |
MSDBOT module initialization.
|
|
int | MSDBOT_Xfer (void *cbw, void *data) |
Perform an MSD Bulk Only Transfer (BOT).
|
|
Function Documentation
int MSDBOT_Init | ( | USBH_Ep_TypeDef * |
out,
|
USBH_Ep_TypeDef * |
in
|
||
) |
MSDBOT module initialization.
- Parameters
-
[in] out
Pointer to an MSD bulk OUT endpoint structure. [in] in
Pointer to an MSD bulk IN endpoint structure.
- Returns
- MSDBOT_STATUS_OK on success, else MSDBOT_INIT_ERROR .
Definition at line
57
of file
msdbot.c
.
References MSDBOT_INIT_ERROR , MSDBOT_STATUS_OK , and PORT_FULL_SPEED .
Referenced by MSDSCSI_Init() .
int MSDBOT_Xfer | ( | void * |
cbw,
|
void * |
data
|
||
) |
Perform an MSD Bulk Only Transfer (BOT).
- Parameters
-
[in] cbw
Pointer to a Command Block Wrapper (CBW) data structure. [in] data
Data buffer for data to be transferred.
- Returns
-
A positive (or zero) value indicating the number of bytes transferred.
A negative value indicates a transfer error code enumerated in MSDBOT_Status_TypeDef .
Definition at line
97
of file
msdbot.c
.
References MSDBOT_CSW_TypeDef::bCSWStatus , MSDBOT_CBW_TypeDef::dCBWDataTransferLength , MSDBOT_CBW_TypeDef::Direction , MSDBOT_CMD_FAILED , MSDBOT_XFER_ERROR , USB_CLASS_MSD_CSW_CMDPASSED , and USB_STATUS_EP_STALLED .
Referenced by MSDSCSI_Inquiry() , MSDSCSI_Read10() , MSDSCSI_ReadCapacity() , MSDSCSI_RequestSense() , MSDSCSI_TestUnitReady() , and MSDSCSI_Write10() .