diff options
Diffstat (limited to 'lib/lufa/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c')
| -rw-r--r-- | lib/lufa/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c | 579 |
1 files changed, 0 insertions, 579 deletions
diff --git a/lib/lufa/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c b/lib/lufa/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c deleted file mode 100644 index f7c5a6a738..0000000000 --- a/lib/lufa/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c +++ /dev/null @@ -1,579 +0,0 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2017. - - dean [at] fourwalledcubicle [dot] com - www.lufa-lib.org -*/ - -/* - Copyright 2017 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 disclaims 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 "../../Core/USBMode.h" - -#if defined(USB_CAN_BE_HOST) - -#define __INCLUDE_FROM_MS_DRIVER -#define __INCLUDE_FROM_MASSSTORAGE_HOST_C -#include "MassStorageClassHost.h" - -uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, - uint16_t ConfigDescriptorSize, - void* ConfigDescriptorData) -{ - USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; - USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; - USB_Descriptor_Interface_t* MassStorageInterface = NULL; - - memset(&MSInterfaceInfo->State, 0x00, sizeof(MSInterfaceInfo->State)); - - if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) - return MS_ENUMERROR_InvalidConfigDescriptor; - - while (!(DataINEndpoint) || !(DataOUTEndpoint)) - { - if (!(MassStorageInterface) || - USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DCOMP_MS_Host_NextMSInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) - { - if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DCOMP_MS_Host_NextMSInterface) != DESCRIPTOR_SEARCH_COMP_Found) - { - return MS_ENUMERROR_NoCompatibleInterfaceFound; - } - - MassStorageInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); - - DataINEndpoint = NULL; - DataOUTEndpoint = NULL; - - continue; - } - - USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); - - if ((EndpointData->EndpointAddress & ENDPOINT_DIR_MASK) == ENDPOINT_DIR_IN) - DataINEndpoint = EndpointData; - else - DataOUTEndpoint = EndpointData; - } - - MSInterfaceInfo->Config.DataINPipe.Size = le16_to_cpu(DataINEndpoint->EndpointSize); - MSInterfaceInfo->Config.DataINPipe.EndpointAddress = DataINEndpoint->EndpointAddress; - MSInterfaceInfo->Config.DataINPipe.Type = EP_TYPE_BULK; - - MSInterfaceInfo->Config.DataOUTPipe.Size = le16_to_cpu(DataOUTEndpoint->EndpointSize); - MSInterfaceInfo->Config.DataOUTPipe.EndpointAddress = DataOUTEndpoint->EndpointAddress; - MSInterfaceInfo->Config.DataOUTPipe.Type = EP_TYPE_BULK; - - if (!(Pipe_ConfigurePipeTable(&MSInterfaceInfo->Config.DataINPipe, 1))) - return MS_ENUMERROR_PipeConfigurationFailed; - - if (!(Pipe_ConfigurePipeTable(&MSInterfaceInfo->Config.DataOUTPipe, 1))) - return MS_ENUMERROR_PipeConfigurationFailed; - - MSInterfaceInfo->State.InterfaceNumber = MassStorageInterface->InterfaceNumber; - MSInterfaceInfo->State.IsActive = true; - - return MS_ENUMERROR_NoError; -} - -static uint8_t DCOMP_MS_Host_NextMSInterface(void* const CurrentDescriptor) -{ - USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); - - if (Header->Type == DTYPE_Interface) - { - USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); - - if ((Interface->Class == MS_CSCP_MassStorageClass) && - (Interface->SubClass == MS_CSCP_SCSITransparentSubclass) && - (Interface->Protocol == MS_CSCP_BulkOnlyTransportProtocol)) - { - return DESCRIPTOR_SEARCH_Found; - } - } - - return DESCRIPTOR_SEARCH_NotFound; -} - -static uint8_t DCOMP_MS_Host_NextMSInterfaceEndpoint(void* const CurrentDescriptor) -{ - USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); - - if (Header->Type == DTYPE_Endpoint) - { - USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t); - - uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK); - - if ((EndpointType == EP_TYPE_BULK) && (!(Pipe_IsEndpointBound(Endpoint->EndpointAddress)))) - { - return DESCRIPTOR_SEARCH_Found; - } - } - else if (Header->Type == 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; - - if (++MSInterfaceInfo->State.TransactionTag == 0xFFFFFFFF) - MSInterfaceInfo->State.TransactionTag = 1; - - SCSICommandBlock->Signature = CPU_TO_LE32(MS_CBW_SIGNATURE); - SCSICommandBlock->Tag = cpu_to_le32(MSInterfaceInfo->State.TransactionTag); - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address); - Pipe_Unfreeze(); - - if ((ErrorCode = Pipe_Write_Stream_LE(SCSICommandBlock, sizeof(MS_CommandBlockWrapper_t), - NULL)) != PIPE_RWSTREAM_NoError) - { - return ErrorCode; - } - - Pipe_ClearOUT(); - Pipe_WaitUntilReady(); - - Pipe_Freeze(); - - if (BufferPtr != NULL) - { - ErrorCode = MS_Host_SendReceiveData(MSInterfaceInfo, SCSICommandBlock, (void*)BufferPtr); - - if ((ErrorCode != PIPE_RWSTREAM_NoError) && (ErrorCode != PIPE_RWSTREAM_PipeStalled)) - { - Pipe_Freeze(); - return ErrorCode; - } - } - - MS_CommandStatusWrapper_t SCSIStatusBlock; - return MS_Host_GetReturnedStatus(MSInterfaceInfo, &SCSIStatusBlock); -} - -static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) -{ - uint16_t TimeoutMSRem = MS_COMMAND_DATA_TIMEOUT_MS; - uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber(); - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address); - Pipe_Unfreeze(); - - while (!(Pipe_IsINReceived())) - { - uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber(); - - if (CurrentFrameNumber != PreviousFrameNumber) - { - PreviousFrameNumber = CurrentFrameNumber; - - if (!(TimeoutMSRem--)) - return PIPE_RWSTREAM_Timeout; - } - - Pipe_Freeze(); - Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address); - Pipe_Unfreeze(); - - if (Pipe_IsStalled()) - { - USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress()); - return PIPE_RWSTREAM_PipeStalled; - } - - Pipe_Freeze(); - Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address); - Pipe_Unfreeze(); - - if (Pipe_IsStalled()) - { - USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress()); - return PIPE_RWSTREAM_PipeStalled; - } - - if (USB_HostState == HOST_STATE_Unattached) - return PIPE_RWSTREAM_DeviceDisconnected; - }; - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address); - Pipe_Freeze(); - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address); - 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 = le32_to_cpu(SCSICommandBlock->DataTransferLength); - - if (SCSICommandBlock->Flags & MS_COMMAND_DIR_DATA_IN) - { - if ((ErrorCode = MS_Host_WaitForDataReceived(MSInterfaceInfo)) != PIPE_RWSTREAM_NoError) - { - Pipe_Freeze(); - return ErrorCode; - } - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address); - Pipe_Unfreeze(); - - if ((ErrorCode = Pipe_Read_Stream_LE(BufferPtr, BytesRem, NULL)) != PIPE_RWSTREAM_NoError) - return ErrorCode; - - Pipe_ClearIN(); - } - else - { - Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address); - Pipe_Unfreeze(); - - if ((ErrorCode = Pipe_Write_Stream_LE(BufferPtr, BytesRem, NULL)) != 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.DataINPipe.Address); - Pipe_Unfreeze(); - - if ((ErrorCode = Pipe_Read_Stream_LE(SCSICommandStatus, sizeof(MS_CommandStatusWrapper_t), - NULL)) != PIPE_RWSTREAM_NoError) - { - return ErrorCode; - } - - Pipe_ClearIN(); - Pipe_Freeze(); - - if (SCSICommandStatus->Status != MS_SCSI_COMMAND_Pass) - ErrorCode = MS_ERROR_LOGICAL_CMD_FAILED; - - return ErrorCode; -} - -uint8_t MS_Host_ResetMSInterface(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) -{ - uint8_t ErrorCode; - - USB_ControlRequest = (USB_Request_Header_t) - { - .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), - .bRequest = MS_REQ_MassStorageReset, - .wValue = 0, - .wIndex = MSInterfaceInfo->State.InterfaceNumber, - .wLength = 0, - }; - - Pipe_SelectPipe(PIPE_CONTROLPIPE); - - if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful) - return ErrorCode; - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address); - - if ((ErrorCode = USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress())) != HOST_SENDCONTROL_Successful) - return ErrorCode; - - Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address); - - if ((ErrorCode = USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress())) != HOST_SENDCONTROL_Successful) - return ErrorCode; - - return HOST_SENDCONTROL_Successful; -} - -uint8_t MS_Host_GetMaxLUN(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, - uint8_t* const MaxLUNIndex) -{ - uint8_t ErrorCode; - - USB_ControlRequest = (USB_Request_Header_t) - { - .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE), - .bRequest = MS_REQ_GetMaxLUN, - .wValue = 0, - .wIndex = MSInterfaceInfo->State.InterfaceNumber, - .wLength = 1, - }; - - Pipe_SelectPipe(PIPE_CONTROLPIPE); - - if ((ErrorCode = USB_Host_SendControlRequest(MaxLUNIndex)) == HOST_SENDCONTROL_SetupStalled) - { - *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; - - MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) - { - .DataTransferLength = CPU_TO_LE32(sizeof(SCSI_Inquiry_Response_t)), - .Flags = MS_COMMAND_DIR_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) - } - }; - - return MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, InquiryData); -} - -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; - - MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) - { - .DataTransferLength = CPU_TO_LE32(0), - .Flags = MS_COMMAND_DIR_DATA_IN, - .LUN = LUNIndex, - .SCSICommandLength = 6, - .SCSICommandData = - { - SCSI_CMD_TEST_UNIT_READY, - 0x00, // Reserved - 0x00, // Reserved - 0x00, // Reserved - 0x00, // Reserved - 0x00 // Unused (control) - } - }; - - return MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, NULL); -} - -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 = CPU_TO_LE32(sizeof(SCSI_Capacity_t)), - .Flags = MS_COMMAND_DIR_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) - } - }; - - if ((ErrorCode = MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, DeviceCapacity)) != PIPE_RWSTREAM_NoError) - return ErrorCode; - - DeviceCapacity->Blocks = BE32_TO_CPU(DeviceCapacity->Blocks); - DeviceCapacity->BlockSize = BE32_TO_CPU(DeviceCapacity->BlockSize); - - 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; - - MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) - { - .DataTransferLength = CPU_TO_LE32(sizeof(SCSI_Request_Sense_Response_t)), - .Flags = MS_COMMAND_DIR_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) - } - }; - - return MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, SenseData); -} - -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; - - MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) - { - .DataTransferLength = CPU_TO_LE32(0), - .Flags = MS_COMMAND_DIR_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) - } - }; - - return MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, NULL); -} - -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; - - MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) - { - .DataTransferLength = cpu_to_le32((uint32_t)Blocks * BlockSize), - .Flags = MS_COMMAND_DIR_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, // Reserved - 0x00, // MSB of Total Blocks to Read - Blocks, // LSB of Total Blocks to Read - 0x00 // Unused (control) - } - }; - - return MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, BlockBuffer); -} - -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; - - MS_CommandBlockWrapper_t SCSICommandBlock = (MS_CommandBlockWrapper_t) - { - .DataTransferLength = cpu_to_le32((uint32_t)Blocks * BlockSize), - .Flags = MS_COMMAND_DIR_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, // Reserved - 0x00, // MSB of Total Blocks to Write - Blocks, // LSB of Total Blocks to Write - 0x00 // Unused (control) - } - }; - - return MS_Host_SendCommand(MSInterfaceInfo, &SCSICommandBlock, BlockBuffer); -} - -#endif - |