msdscsi.c File Reference
SCSI interface for Mass Storage Devices (MSD).
License
Copyright 2018 Silicon Laboratories Inc. www.silabs.com
The licensor of this software is Silicon Laboratories Inc. Your use of this software is governed by the terms of Silicon Labs Master Software License Agreement (MSLA) available at www.silabs.com/about-us/legal/master-software-license-agreement. This software is distributed to you in Source Code format and is governed by the sections of the MSLA applicable to Source Code.
Definition in file
msdscsi.c
.
#include "
em_usb.h
"
#include "
msdscsi.h
"
#include "
msdbot.h
"
Functions |
|
bool | MSDSCSI_Init (USBH_Ep_TypeDef *out, USBH_Ep_TypeDef *in) |
MSDSCSI module initialization.
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|
bool | MSDSCSI_Inquiry ( MSDSCSI_InquiryData_TypeDef *data) |
Issue a SCSI Inquiry command.
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|
bool | MSDSCSI_Read10 (uint32_t lba, uint16_t sectors, void *data) |
Issue a SCSI Read(10) command.
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|
bool | MSDSCSI_ReadCapacity ( MSDSCSI_ReadCapacityData_TypeDef *data) |
Issue a SCSI Read Capacity command.
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|
bool | MSDSCSI_RequestSense ( MSDSCSI_RequestSenseData_TypeDef *data) |
Issue a SCSI Request Sense command.
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|
bool | MSDSCSI_TestUnitReady (void) |
Issue a SCSI Test Unit Ready command.
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|
bool | MSDSCSI_Write10 (uint32_t lba, uint16_t sectors, const void *data) |
Perform a SCSI Write(10) command.
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|
Function Documentation
bool MSDSCSI_Init | ( | USBH_Ep_TypeDef * |
out,
|
USBH_Ep_TypeDef * |
in
|
||
) |
MSDSCSI module initialization.
- Parameters
-
[in] out
Pointer to an MSD bulk OUT endpoint structure. [in] in
Pointer to an MSD bulk IN endpoint structure.
- Returns
- Returns true on success, false otherwise.
Definition at line
157
of file
msdscsi.c
.
References MSDBOT_Init() , MSDBOT_STATUS_OK , SCSI_INQUIRYDATA_LEN , SCSI_READ10_LEN , SCSI_READCAPACITYDATA_LEN , SCSI_REQUESTSENSEDATA_LEN , and SCSI_WRITE10_LEN .
Referenced by MSDH_Init() .
bool MSDSCSI_Inquiry | ( | MSDSCSI_InquiryData_TypeDef * |
data
|
) |
Issue a SCSI Inquiry command.
- Parameters
-
[out] data
Inquiry response data buffer.
- Returns
- Returns true on success, false otherwise.
Definition at line
189
of file
msdscsi.c
.
References MSDBOT_Xfer() , and SCSI_INQUIRYDATA_LEN .
Referenced by MSDH_Init() .
bool MSDSCSI_Read10 | ( | uint32_t |
lba,
|
uint16_t |
sectors,
|
||
void * |
data
|
||
) |
Issue a SCSI Read(10) command.
- Parameters
-
[in] lba
Sector address (LBA) of first sector to read. [in] sectors
Number of sectors to read. [out] data
Data buffer through which data is returned to caller.
- Returns
- Returns true on success, false otherwise.
Definition at line
214
of file
msdscsi.c
.
References MSDSCSI_Read10_TypeDef::Lba , MSDBOT_Xfer() , SL_ALIGN , SL_ATTRIBUTE_ALIGN , and MSDSCSI_Read10_TypeDef::TransferLength .
Referenced by MSDH_ReadSectors() .
bool MSDSCSI_ReadCapacity | ( | MSDSCSI_ReadCapacityData_TypeDef * |
data
|
) |
Issue a SCSI Read Capacity command.
- Parameters
-
[out] data
Read Capacity response data buffer.
- Returns
- Returns true on success, false otherwise.
Definition at line
242
of file
msdscsi.c
.
References MSDSCSI_ReadCapacityData_TypeDef::LogicalBlockAddress , MSDSCSI_ReadCapacityData_TypeDef::LogicalBlockLength , MSDBOT_Xfer() , and SCSI_READCAPACITYDATA_LEN .
Referenced by MSDH_GetBlockSize() , MSDH_GetSectorCount() , MSDH_GetSectorSize() , and MSDH_Init() .
bool MSDSCSI_RequestSense | ( | MSDSCSI_RequestSenseData_TypeDef * |
data
|
) |
Issue a SCSI Request Sense command.
- Parameters
-
[out] data
Request Sense response data buffer.
- Returns
- Returns true on success, false otherwise.
Definition at line
268
of file
msdscsi.c
.
References MSDBOT_Xfer() , and SCSI_REQUESTSENSEDATA_LEN .
Referenced by MSDH_Init() .
bool MSDSCSI_TestUnitReady | ( | void |
|
) |
Issue a SCSI Test Unit Ready command.
- Returns
- Returns true if device ready, false if device not ready or cmd transfer error.
Definition at line
285
of file
msdscsi.c
.
References MSDBOT_STATUS_OK , and MSDBOT_Xfer() .
Referenced by MSDH_Init() .
bool MSDSCSI_Write10 | ( | uint32_t |
lba,
|
uint16_t |
sectors,
|
||
const void * |
data
|
||
) |
Perform a SCSI Write(10) command.
- Parameters
-
[in] lba
Sector address (LBA) of first sector to write. [in] sectors
Number of sectors to write. [out] data
Data buffer containing data to be written.
- Returns
- Returns true on success, false otherwise.
Definition at line
310
of file
msdscsi.c
.
References MSDSCSI_Write10_TypeDef::Lba , MSDBOT_Xfer() , SL_ALIGN , SL_ATTRIBUTE_ALIGN , and MSDSCSI_Write10_TypeDef::TransferLength .
Referenced by MSDH_WriteSectors() .