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qmk_firmware/LUFA/Drivers/USB/Class/Host/MassStorage.c

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Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
16 years ago
/*
LUFA Library
Copyright (C) Dean Camera, 2010.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#define __INCLUDE_FROM_USB_DRIVER
#include "../../HighLevel/USBMode.h"
#if defined(USB_CAN_BE_HOST)
#define __INCLUDE_FROM_MS_CLASS_HOST_C
#define __INCLUDE_FROM_MS_DRIVER
#include "MassStorage.h"
uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, uint16_t ConfigDescriptorSize,
void* DeviceConfigDescriptor)
{
uint8_t FoundEndpoints = 0;
memset(&MSInterfaceInfo->State, 0x00, sizeof(MSInterfaceInfo->State));
if (DESCRIPTOR_TYPE(DeviceConfigDescriptor) != DTYPE_Configuration)
return MS_ENUMERROR_InvalidConfigDescriptor;
if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &DeviceConfigDescriptor,
Add new ReportType parameter to the HID class driver device callback and host report sending routines. Renamed internal Host mode Class driver descriptor comparator callback routines so that they all start with a uniform DCOMP_{Class Abbreviation}_ prefix.
16 years ago
DCOMP_MS_NextMSInterface) != DESCRIPTOR_SEARCH_COMP_Found)
Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
16 years ago
{
return MS_ENUMERROR_NoMSInterfaceFound;
}
MSInterfaceInfo->State.InterfaceNumber = DESCRIPTOR_PCAST(DeviceConfigDescriptor, USB_Descriptor_Interface_t)->InterfaceNumber;
while (FoundEndpoints != (MS_FOUND_DATAPIPE_IN | MS_FOUND_DATAPIPE_OUT))
{
if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &DeviceConfigDescriptor,
Add new ReportType parameter to the HID class driver device callback and host report sending routines. Renamed internal Host mode Class driver descriptor comparator callback routines so that they all start with a uniform DCOMP_{Class Abbreviation}_ prefix.
16 years ago
DCOMP_MS_NextMSInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
16 years ago
{
return MS_ENUMERROR_EndpointsNotFound;
}
USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(DeviceConfigDescriptor, USB_Descriptor_Endpoint_t);
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
{
Pipe_ConfigurePipe(MSInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,
EndpointData->EndpointAddress, EndpointData->EndpointSize,
MSInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
MSInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;
FoundEndpoints |= MS_FOUND_DATAPIPE_IN;
}
else
{
Pipe_ConfigurePipe(MSInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,
EndpointData->EndpointAddress, EndpointData->EndpointSize,
MSInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
MSInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;
FoundEndpoints |= MS_FOUND_DATAPIPE_OUT;
}
}
MSInterfaceInfo->State.IsActive = true;
return MS_ENUMERROR_NoError;
}
Add new ReportType parameter to the HID class driver device callback and host report sending routines. Renamed internal Host mode Class driver descriptor comparator callback routines so that they all start with a uniform DCOMP_{Class Abbreviation}_ prefix.
16 years ago
static uint8_t DCOMP_MS_NextMSInterface(void* const CurrentDescriptor)
Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
16 years ago
{
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
{
USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
USB_Descriptor_Interface_t);
if ((CurrentInterface->Class == MASS_STORE_CLASS) &&
(CurrentInterface->SubClass == MASS_STORE_SUBCLASS) &&
(CurrentInterface->Protocol == MASS_STORE_PROTOCOL))
{
return DESCRIPTOR_SEARCH_Found;
}
}
return DESCRIPTOR_SEARCH_NotFound;
}
Add new ReportType parameter to the HID class driver device callback and host report sending routines. Renamed internal Host mode Class driver descriptor comparator callback routines so that they all start with a uniform DCOMP_{Class Abbreviation}_ prefix.
16 years ago
static uint8_t DCOMP_MS_NextMSInterfaceEndpoint(void* const CurrentDescriptor)
Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
16 years ago
{
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
{
USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
USB_Descriptor_Endpoint_t);
uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);
if ((EndpointType == EP_TYPE_BULK) &&
(!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))))
{
return DESCRIPTOR_SEARCH_Found;
}
}
else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
{
return DESCRIPTOR_SEARCH_Fail;
}
return DESCRIPTOR_SEARCH_NotFound;
}
static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, MS_CommandBlockWrapper_t* const SCSICommandBlock,
const void* const BufferPtr)
{
uint8_t ErrorCode = PIPE_RWSTREAM_NoError;
SCSICommandBlock->Signature = CBW_SIGNATURE;
SCSICommandBlock->Tag = ++MSInterfaceInfo->State.TransactionTag;
if (MSInterfaceInfo->State.TransactionTag == 0xFFFFFFFF)
MSInterfaceInfo->State.TransactionTag = 1;
Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Unfreeze();
if ((ErrorCode = Pipe_Write_Stream_LE(SCSICommandBlock, sizeof(MS_CommandBlockWrapper_t),
NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
Pipe_ClearOUT();
Pipe_WaitUntilReady();
Pipe_Freeze();
if ((BufferPtr != NULL) &&
((ErrorCode = MS_Host_SendReceiveData(MSInterfaceInfo, SCSICommandBlock, (void*)BufferPtr)) != PIPE_RWSTREAM_NoError))
{
Pipe_Freeze();
return ErrorCode;
}
return ErrorCode;
}
static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo)
{
uint16_t TimeoutMSRem = COMMAND_DATA_TIMEOUT_MS;
Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
Pipe_Unfreeze();
while (!(Pipe_IsINReceived()))
{
if (USB_INT_HasOccurred(USB_INT_HSOFI))
{
USB_INT_Clear(USB_INT_HSOFI);
TimeoutMSRem--;
if (!(TimeoutMSRem))
return PIPE_RWSTREAM_Timeout;
}
Pipe_Freeze();
Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Unfreeze();
if (Pipe_IsStalled())
{
USB_Host_ClearPipeStall(MSInterfaceInfo->Config.DataOUTPipeNumber);
return PIPE_RWSTREAM_PipeStalled;
}
Pipe_Freeze();
Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
Pipe_Unfreeze();
if (Pipe_IsStalled())
{
USB_Host_ClearPipeStall(MSInterfaceInfo->Config.DataINPipeNumber);
return PIPE_RWSTREAM_PipeStalled;
}
if (USB_HostState == HOST_STATE_Unattached)
return PIPE_RWSTREAM_DeviceDisconnected;
};
Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
Pipe_Freeze();
Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Freeze();
return PIPE_RWSTREAM_NoError;
}
static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
MS_CommandBlockWrapper_t* const SCSICommandBlock, void* BufferPtr)
{
uint8_t ErrorCode = PIPE_RWSTREAM_NoError;
uint16_t BytesRem = SCSICommandBlock->DataTransferLength;
if (SCSICommandBlock->Flags & COMMAND_DIRECTION_DATA_IN)
{
if ((ErrorCode = MS_Host_WaitForDataReceived(MSInterfaceInfo)) != PIPE_RWSTREAM_NoError)
{
Pipe_Freeze();
return ErrorCode;
}
Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
Pipe_Unfreeze();
if ((ErrorCode = Pipe_Read_Stream_LE(BufferPtr, BytesRem, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
Pipe_ClearIN();
}
else
{
Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Unfreeze();
if ((ErrorCode = Pipe_Write_Stream_LE(BufferPtr, BytesRem, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
Pipe_ClearOUT();
while (!(Pipe_IsOUTReady()))
{
if (USB_HostState == HOST_STATE_Unattached)
return PIPE_RWSTREAM_DeviceDisconnected;
}
}
Pipe_Freeze();
return ErrorCode;
}
static uint8_t MS_Host_GetReturnedStatus(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
MS_CommandStatusWrapper_t* const SCSICommandStatus)
{
uint8_t ErrorCode = PIPE_RWSTREAM_NoError;
if ((ErrorCode = MS_Host_WaitForDataReceived(MSInterfaceInfo)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
Pipe_Unfreeze();
if ((ErrorCode = Pipe_Read_Stream_LE(SCSICommandStatus, sizeof(MS_CommandStatusWrapper_t),
NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
{
return ErrorCode;
}
Pipe_ClearIN();
Pipe_Freeze();
if (SCSICommandStatus->Status != SCSI_Command_Pass)
ErrorCode = MS_ERROR_LOGICAL_CMD_FAILED;
return ErrorCode;
}
uint8_t MS_Host_ResetMSInterface(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo)
{
USB_ControlRequest = (USB_Request_Header_t)
{
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
.bRequest = REQ_MassStorageReset,
.wValue = 0,
.wIndex = MSInterfaceInfo->State.InterfaceNumber,
.wLength = 0,
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(NULL);
}
uint8_t MS_Host_GetMaxLUN(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, uint8_t* const MaxLUNIndex)
{
uint8_t ErrorCode = HOST_SENDCONTROL_Successful;
USB_ControlRequest = (USB_Request_Header_t)
{
.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
.bRequest = REQ_GetMaxLUN,
.wValue = 0,
.wIndex = MSInterfaceInfo->State.InterfaceNumber,
.wLength = 1,
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
if ((ErrorCode = USB_Host_SendControlRequest(MaxLUNIndex)) != HOST_SENDCONTROL_Successful)
{
*MaxLUNIndex = 0;
ErrorCode = HOST_SENDCONTROL_Successful;
}
return ErrorCode;
}
uint8_t MS_Host_GetInquiryData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex,
SCSI_Inquiry_Response_t* const InquiryData)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = sizeof(SCSI_Inquiry_Response_t),
.Flags = COMMAND_DIRECTION_DATA_IN,
.LUN = LUNIndex,
.SCSICommandLength = 6,
.SCSICommandData =
{
SCSI_CMD_INQUIRY,
0x00, // Reserved
0x00, // Reserved
0x00, // Reserved
sizeof(SCSI_Inquiry_Response_t), // Allocation Length
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, InquiryData)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
uint8_t MS_Host_TestUnitReady(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = 0,
.Flags = COMMAND_DIRECTION_DATA_IN,
.LUN = LUNIndex,
.SCSICommandLength = 6,
.SCSICommandData =
{
SCSI_CMD_TEST_UNIT_READY,
0x00, // Reserved
0x00, // Reserved
0x00, // Reserved
0x00, // Reserved
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, NULL)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
uint8_t MS_Host_ReadDeviceCapacity(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex,
SCSI_Capacity_t* const DeviceCapacity)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = sizeof(SCSI_Capacity_t),
.Flags = COMMAND_DIRECTION_DATA_IN,
.LUN = LUNIndex,
.SCSICommandLength = 10,
.SCSICommandData =
{
SCSI_CMD_READ_CAPACITY_10,
0x00, // Reserved
0x00, // MSB of Logical block address
0x00,
0x00,
0x00, // LSB of Logical block address
0x00, // Reserved
0x00, // Reserved
0x00, // Partial Medium Indicator
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, DeviceCapacity)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
SwapEndian_n(&DeviceCapacity->Blocks, sizeof(DeviceCapacity->Blocks));
SwapEndian_n(&DeviceCapacity->BlockSize, sizeof(DeviceCapacity->BlockSize));
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
uint8_t MS_Host_RequestSense(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex,
SCSI_Request_Sense_Response_t* const SenseData)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = sizeof(SCSI_Request_Sense_Response_t),
.Flags = COMMAND_DIRECTION_DATA_IN,
.LUN = LUNIndex,
.SCSICommandLength = 6,
.SCSICommandData =
{
SCSI_CMD_REQUEST_SENSE,
0x00, // Reserved
0x00, // Reserved
0x00, // Reserved
sizeof(SCSI_Request_Sense_Response_t), // Allocation Length
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, SenseData)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
uint8_t MS_Host_PreventAllowMediumRemoval(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex,
const bool PreventRemoval)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = 0,
.Flags = COMMAND_DIRECTION_DATA_OUT,
.LUN = LUNIndex,
.SCSICommandLength = 6,
.SCSICommandData =
{
SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL,
0x00, // Reserved
0x00, // Reserved
PreventRemoval, // Prevent flag
0x00, // Reserved
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, NULL)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
uint8_t MS_Host_ReadDeviceBlocks(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex, const uint32_t BlockAddress,
const uint8_t Blocks, const uint16_t BlockSize, void* BlockBuffer)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = ((uint32_t)Blocks * BlockSize),
.Flags = COMMAND_DIRECTION_DATA_IN,
.LUN = LUNIndex,
.SCSICommandLength = 10,
.SCSICommandData =
{
SCSI_CMD_READ_10,
0x00, // Unused (control bits, all off)
(BlockAddress >> 24), // MSB of Block Address
(BlockAddress >> 16),
(BlockAddress >> 8),
(BlockAddress & 0xFF), // LSB of Block Address
0x00, // Unused (reserved)
0x00, // MSB of Total Blocks to Read
Blocks, // LSB of Total Blocks to Read
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, BlockBuffer)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
uint8_t MS_Host_WriteDeviceBlocks(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, const uint8_t LUNIndex, const uint32_t BlockAddress,
const uint8_t Blocks, const uint16_t BlockSize, const void* BlockBuffer)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MSInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
uint8_t ErrorCode;
MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t)
{
.DataTransferLength = ((uint32_t)Blocks * BlockSize),
.Flags = COMMAND_DIRECTION_DATA_OUT,
.LUN = LUNIndex,
.SCSICommandLength = 10,
.SCSICommandData =
{
SCSI_CMD_WRITE_10,
0x00, // Unused (control bits, all off)
(BlockAddress >> 24), // MSB of Block Address
(BlockAddress >> 16),
(BlockAddress >> 8),
(BlockAddress & 0xFF), // LSB of Block Address
0x00, // Unused (reserved)
0x00, // MSB of Total Blocks to Write
Blocks, // LSB of Total Blocks to Write
0x00 // Unused (control)
}
};
MS_CommandStatusWrapper_t SCSICommandStatus;
if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, BlockBuffer)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSICommandStatus)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
return PIPE_RWSTREAM_NoError;
}
#endif