+++ /dev/null
-/*++\r
-\r
-Copyright (c) 2006, Intel Corporation \r
-All rights reserved. This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php \r
- \r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
-\r
-Module Name:\r
-\r
- Cbi0.c\r
-\r
-Abstract:\r
-\r
---*/\r
-\r
-#include "cbi.h"\r
-\r
-//\r
-// Bot Driver Binding Protocol\r
-//\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0DriverBindingSupported (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0DriverBindingStart (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0DriverBindingStop (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN UINTN NumberOfChildren,\r
- IN EFI_HANDLE *ChildHandleBuffer\r
- );\r
-\r
-STATIC\r
-VOID\r
-Cbi0ReportStatusCode (\r
- IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
- IN EFI_STATUS_CODE_TYPE CodeType,\r
- IN EFI_STATUS_CODE_VALUE Value\r
- );\r
-\r
-\r
-EFI_DRIVER_BINDING_PROTOCOL gUsbCbi0DriverBinding = {\r
- Cbi0DriverBindingSupported,\r
- Cbi0DriverBindingStart,\r
- Cbi0DriverBindingStop,\r
- 0xa,\r
- NULL,\r
- NULL\r
-};\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0RecoveryReset (\r
- IN USB_CBI_DEVICE *UsbCbiDev\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0CommandPhase (\r
- IN USB_CBI_DEVICE *UsbCbiDev,\r
- IN VOID *Command,\r
- IN UINT8 CommandSize,\r
- IN UINT16 Timeout\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0DataPhase (\r
- IN USB_CBI_DEVICE *UsbCbiDev,\r
- IN UINT32 *DataSize,\r
- IN OUT VOID *DataBuffer,\r
- IN EFI_USB_DATA_DIRECTION Direction,\r
- IN UINT16 Timeout\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0StatusPhase (\r
- IN USB_CBI_DEVICE *UsbCbiDev,\r
- OUT INTERRUPT_DATA_BLOCK *InterruptDataBlock,\r
- IN UINT16 Timeout\r
- );\r
-\r
-//\r
-// USB Atapi protocol prototype\r
-//\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0AtapiCommand (\r
- IN EFI_USB_ATAPI_PROTOCOL *This,\r
- IN VOID *Command,\r
- IN UINT8 CommandSize,\r
- IN VOID *DataBuffer,\r
- IN UINT32 BufferLength,\r
- IN EFI_USB_DATA_DIRECTION Direction,\r
- IN UINT16 TimeOutInMilliSeconds\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0MassStorageReset (\r
- IN EFI_USB_ATAPI_PROTOCOL *This,\r
- IN BOOLEAN ExtendedVerification\r
- );\r
-\r
-STATIC EFI_USB_ATAPI_PROTOCOL Cbi0AtapiProtocol = {\r
- Cbi0AtapiCommand,\r
- Cbi0MassStorageReset,\r
- 0\r
-};\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0DriverBindingSupported (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Test to see if this driver supports ControllerHandle. Any ControllerHandle\r
- than contains a BlockIo and DiskIo protocol can be supported.\r
-\r
- Arguments:\r
- This - Protocol instance pointer.\r
- ControllerHandle - Handle of device to test\r
- RemainingDevicePath - Not used\r
-\r
- Returns:\r
- EFI_SUCCESS - This driver supports this device\r
- EFI_ALREADY_STARTED - This driver is already running on this device\r
- other - This driver does not support this device\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_USB_IO_PROTOCOL *UsbIo;\r
- EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;\r
-\r
- //\r
- // Check if the Controller supports USB IO protocol\r
- //\r
- Status = gBS->OpenProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- (VOID **) &UsbIo,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_BY_DRIVER\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
- //\r
- // Get the Default interface descriptor, now we only\r
- // suppose interface 1\r
- //\r
- Status = UsbIo->UsbGetInterfaceDescriptor (\r
- UsbIo,\r
- &InterfaceDescriptor\r
- );\r
- if (EFI_ERROR (Status)) {\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- return Status;\r
- }\r
- //\r
- // Check if it is a Cbi0 Type Mass Storage Device\r
- //\r
- if((InterfaceDescriptor.InterfaceClass != MASS_STORAGE_CLASS) ||\r
- (InterfaceDescriptor.InterfaceProtocol != CBI0_INTERFACE_PROTOCOL)) {\r
- Status = EFI_UNSUPPORTED;\r
- } else {\r
- Status = EFI_SUCCESS;\r
- }\r
-\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
-\r
- return Status;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0DriverBindingStart (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Start this driver on ControllerHandle by opening a Block IO and Disk IO\r
- protocol, reading Device Path, and creating a child handle with a\r
- Disk IO and device path protocol.\r
-\r
- Arguments:\r
- This - Protocol instance pointer.\r
- ControllerHandle - Handle of device to bind driver to\r
- RemainingDevicePath - Not used\r
-\r
- Returns:\r
- EFI_SUCCESS - This driver is added to DeviceHandle\r
- EFI_ALREADY_STARTED - This driver is already running on DeviceHandle\r
- other - This driver does not support this device\r
- EFI_OUT_OF_RESOURCES- Can't allocate memory \r
- EFI_UNSUPPORTED - Endpoint is not as expected\r
---*/\r
-{\r
- USB_CBI_DEVICE *UsbCbiDev;\r
- UINT8 Index;\r
- EFI_USB_ENDPOINT_DESCRIPTOR EndpointDescriptor;\r
- EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;\r
- EFI_STATUS Status;\r
- EFI_USB_IO_PROTOCOL *UsbIo;\r
- UINT8 EndpointExistMask;\r
-\r
- //\r
- // Check if the Controller supports USB IO protocol\r
- //\r
- UsbCbiDev = NULL;\r
-\r
- Status = gBS->OpenProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- (VOID **) &UsbIo,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_BY_DRIVER\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
- //\r
- // Get the controller interface descriptor\r
- //\r
- Status = UsbIo->UsbGetInterfaceDescriptor (\r
- UsbIo,\r
- &InterfaceDescriptor\r
- );\r
- if (EFI_ERROR (Status)) {\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- return Status;\r
- }\r
-\r
- Cbi0AtapiProtocol.CommandProtocol = InterfaceDescriptor.InterfaceSubClass;\r
-\r
- UsbCbiDev = AllocateZeroPool (sizeof (USB_CBI_DEVICE));\r
- if (UsbCbiDev == NULL) {\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- return EFI_OUT_OF_RESOURCES;\r
- }\r
-\r
- UsbCbiDev->Signature = USB_CBI_DEVICE_SIGNATURE;\r
- UsbCbiDev->UsbIo = UsbIo;\r
- CopyMem (&UsbCbiDev->InterfaceDescriptor, &InterfaceDescriptor, sizeof (InterfaceDescriptor));\r
- CopyMem (&UsbCbiDev->UsbAtapiProtocol, &Cbi0AtapiProtocol, sizeof (Cbi0AtapiProtocol));\r
-\r
- //\r
- // Get the Device Path Protocol on Controller's handle\r
- //\r
- Status = gBS->OpenProtocol (\r
- ControllerHandle,\r
- &gEfiDevicePathProtocolGuid,\r
- (VOID **) &UsbCbiDev->DevicePath,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
- );\r
-\r
- if (EFI_ERROR (Status)) {\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- if (UsbCbiDev != NULL) {\r
- gBS->FreePool (UsbCbiDev);\r
- }\r
-\r
- return Status;\r
- }\r
- //\r
- // Mask used to see whether all three kinds of endpoints exist,\r
- // Mask value:\r
- // bit0: bulk in endpoint;\r
- // bit1: bulk out endpoint;\r
- // bit2: interrupt in endpoint;\r
- //\r
- EndpointExistMask = 0;\r
- for (Index = 0; Index < InterfaceDescriptor.NumEndpoints; Index++) {\r
- UsbIo->UsbGetEndpointDescriptor (\r
- UsbIo,\r
- Index,\r
- &EndpointDescriptor\r
- );\r
-\r
- //\r
- // We parse bulk endpoint\r
- //\r
- if (EndpointDescriptor.Attributes == 0x02) {\r
- if (EndpointDescriptor.EndpointAddress & 0x80) {\r
- CopyMem (&UsbCbiDev->BulkInEndpointDescriptor, &EndpointDescriptor, sizeof (EndpointDescriptor));\r
- EndpointExistMask |= bit (0);\r
- } else {\r
- CopyMem (&UsbCbiDev->BulkOutEndpointDescriptor, &EndpointDescriptor, sizeof (EndpointDescriptor));\r
- EndpointExistMask |= bit (1);\r
- }\r
- }\r
- //\r
- // We parse interrupt endpoint\r
- //\r
- if (EndpointDescriptor.Attributes == 0x03) {\r
- CopyMem (&UsbCbiDev->InterruptEndpointDescriptor, &EndpointDescriptor, sizeof (EndpointDescriptor));\r
- EndpointExistMask |= bit (2);\r
- }\r
-\r
- }\r
- //\r
- // Double check we have all endpoints needed\r
- //\r
- if (EndpointExistMask != (bit (0) | bit (1) | bit (2))) {\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- if (UsbCbiDev != NULL) {\r
- gBS->FreePool (UsbCbiDev);\r
- }\r
-\r
- return EFI_UNSUPPORTED;\r
- }\r
- //\r
- // After installing Usb-Atapi protocol onto this handle\r
- // it will be called by upper layer drivers such as Fat\r
- //\r
- Cbi0ReportStatusCode (\r
- UsbCbiDev->DevicePath,\r
- EFI_PROGRESS_CODE,\r
- (EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_ENABLE)\r
- );\r
-\r
- Status = gBS->InstallProtocolInterface (\r
- &ControllerHandle,\r
- &gEfiUsbAtapiProtocolGuid,\r
- EFI_NATIVE_INTERFACE,\r
- &UsbCbiDev->UsbAtapiProtocol\r
- );\r
- if (EFI_ERROR (Status)) {\r
- gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- if (UsbCbiDev != NULL) {\r
- gBS->FreePool (UsbCbiDev);\r
- }\r
-\r
- return Status;\r
- }\r
-\r
- UsbCbiDev->ControllerNameTable = NULL;\r
- AddUnicodeString (\r
- "eng",\r
- gUsbCbi0ComponentName.SupportedLanguages,\r
- &UsbCbiDev->ControllerNameTable,\r
- (CHAR16 *) L"Usb Cbi0 Mass Storage"\r
- );\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0DriverBindingStop (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN UINTN NumberOfChildren,\r
- IN EFI_HANDLE *ChildHandleBuffer\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Stop this driver on ControllerHandle. Support stoping any child handles\r
- created by this driver.\r
-\r
- Arguments:\r
- This - Protocol instance pointer.\r
- ControllerHandle - Handle of device to stop driver on\r
- NumberOfChildren - Number of Children in the ChildHandleBuffer\r
- ChildHandleBuffer - List of handles for the children we need to stop.\r
-\r
- Returns:\r
- EFI_SUCCESS - This driver is removed DeviceHandle\r
- EFI_UNSUPPORTED - This driver was not removed from this device\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_USB_ATAPI_PROTOCOL *Cbi0AtapiProtocol;\r
- USB_CBI_DEVICE *UsbCbiDev;\r
-\r
- //\r
- // Get our context back.\r
- //\r
- Status = gBS->OpenProtocol (\r
- ControllerHandle,\r
- &gEfiUsbAtapiProtocolGuid,\r
- (VOID **) &Cbi0AtapiProtocol,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- UsbCbiDev = USB_CBI_DEVICE_FROM_THIS (Cbi0AtapiProtocol);\r
-\r
- Cbi0ReportStatusCode (\r
- UsbCbiDev->DevicePath,\r
- EFI_PROGRESS_CODE,\r
- (EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_DISABLE)\r
- );\r
-\r
- //\r
- // Uninstall protocol\r
- //\r
- Status = gBS->UninstallProtocolInterface (\r
- ControllerHandle,\r
- &gEfiUsbAtapiProtocolGuid,\r
- &UsbCbiDev->UsbAtapiProtocol\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- Status = gBS->CloseProtocol (\r
- ControllerHandle,\r
- &gEfiUsbIoProtocolGuid,\r
- This->DriverBindingHandle,\r
- ControllerHandle\r
- );\r
- //\r
- // Free all allocated resources\r
- //\r
- if (UsbCbiDev->ControllerNameTable) {\r
- FreeUnicodeStringTable (UsbCbiDev->ControllerNameTable);\r
- }\r
-\r
- gBS->FreePool (UsbCbiDev);\r
-\r
- return Status;\r
-}\r
-\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0RecoveryReset (\r
- IN USB_CBI_DEVICE *UsbCbiDev\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Cbi0 Recovery Reset routine\r
-\r
-Arguments:\r
-\r
- UsbCbiDev - Cbi0RecoveryReset\r
-\r
-Returns:\r
-\r
- EFI_SUCCESS - Success\r
-\r
---*/\r
-{\r
- UINT8 ResetCommand[12];\r
- EFI_STATUS Status;\r
- EFI_USB_IO_PROTOCOL *UsbIo;\r
- UINT8 EndpointAddress;\r
- UINT32 Result;\r
- UINT16 Timeout;\r
-\r
- UsbIo = UsbCbiDev->UsbIo;\r
-\r
- Cbi0ReportStatusCode (\r
- UsbCbiDev->DevicePath,\r
- EFI_PROGRESS_CODE,\r
- (EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_RESET)\r
- );\r
- //\r
- // CBI reset command protocol\r
- //\r
- SetMem (ResetCommand, sizeof (ResetCommand), 0xff);\r
- ResetCommand[0] = 0x1d;\r
- ResetCommand[1] = 0x04;\r
-\r
- //\r
- // (in millisecond unit)\r
- //\r
- Timeout = STALL_1_SECOND;\r
-\r
- Status = Cbi0AtapiCommand (\r
- &UsbCbiDev->UsbAtapiProtocol,\r
- ResetCommand,\r
- 12,\r
- NULL,\r
- 0,\r
- EfiUsbNoData,\r
- Timeout\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- gBS->Stall (100 * 1000);\r
- //\r
- // clear bulk in endpoint stall feature\r
- //\r
- EndpointAddress = UsbCbiDev->BulkInEndpointDescriptor.EndpointAddress;\r
- Status = UsbClearEndpointHalt (\r
- UsbIo,\r
- EndpointAddress,\r
- &Result\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
- //\r
- // clear bulk out endpoint stall feature\r
- //\r
- EndpointAddress = UsbCbiDev->BulkOutEndpointDescriptor.EndpointAddress;\r
- Status = UsbClearEndpointHalt (\r
- UsbIo,\r
- EndpointAddress,\r
- &Result\r
- );\r
- //\r
- // according to CBI spec, no need to clear interrupt endpoint feature.\r
- //\r
- return Status;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0CommandPhase (\r
- IN USB_CBI_DEVICE *UsbCbiDev,\r
- IN VOID *Command,\r
- IN UINT8 CommandSize,\r
- IN UINT16 Timeout\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Send ATAPI command through CBI0 interface.\r
-\r
- Arguments:\r
- UsbCbiDev - USB_CBI_DEVICE\r
- Command - Command to send\r
- CommandSize - Command size\r
- Timeout - Time out value in milliseconds\r
- Returns:\r
- EFI_SUCCESS - Success\r
- EFI_DEVICE_ERROR - Fail\r
- Others\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- UINT32 Result;\r
- EFI_USB_IO_PROTOCOL *UsbIo;\r
- EFI_USB_DEVICE_REQUEST Request;\r
-\r
- UsbIo = UsbCbiDev->UsbIo;\r
-\r
- ZeroMem (&Request, sizeof (EFI_USB_DEVICE_REQUEST));\r
-\r
- //\r
- // Device request see CBI specification\r
- //\r
- Request.RequestType = 0x21;\r
- Request.Request = 0x00;\r
- Request.Value = 0;\r
- Request.Index = 0;\r
- Request.Length = CommandSize;\r
-\r
- Status = UsbIo->UsbControlTransfer (\r
- UsbIo,\r
- &Request,\r
- EfiUsbDataOut,\r
- Timeout,\r
- Command,\r
- CommandSize,\r
- &Result\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0DataPhase (\r
- IN USB_CBI_DEVICE *UsbCbiDev,\r
- IN UINT32 *DataSize,\r
- IN OUT VOID *DataBuffer,\r
- IN EFI_USB_DATA_DIRECTION Direction,\r
- IN UINT16 Timeout\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Get/Send Data through CBI0 interface\r
-\r
- Arguments:\r
- UsbCbiDev - USB_CBI_DEVICE\r
- DataSize - Data size\r
- DataBuffer - Data buffer\r
- Direction - IN/OUT/NODATA\r
- Timeout - Time out value in milliseconds\r
- Returns:\r
- EFI_SUCCESS\r
- Others\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_USB_IO_PROTOCOL *UsbIo;\r
- UINT8 EndpointAddress;\r
- UINTN Remain;\r
- UINTN Increment;\r
- UINT32 MaxPacketLength;\r
- UINT8 *BufferPtr;\r
- UINT32 Result;\r
- UINTN TransferredSize;\r
-\r
- UsbIo = UsbCbiDev->UsbIo;\r
-\r
- Remain = *DataSize;\r
- BufferPtr = (UINT8 *) DataBuffer;\r
- TransferredSize = 0;\r
- //\r
- // retrieve the the max packet length of the given endpoint\r
- //\r
- if (Direction == EfiUsbDataIn) {\r
- MaxPacketLength = UsbCbiDev->BulkInEndpointDescriptor.MaxPacketSize;\r
- EndpointAddress = UsbCbiDev->BulkInEndpointDescriptor.EndpointAddress;\r
- } else {\r
- MaxPacketLength = UsbCbiDev->BulkOutEndpointDescriptor.MaxPacketSize;\r
- EndpointAddress = UsbCbiDev->BulkOutEndpointDescriptor.EndpointAddress;\r
- }\r
-\r
- while (Remain > 0) {\r
-\r
- if (Remain > 16 * MaxPacketLength) {\r
- Increment = 16 * MaxPacketLength;\r
- } else {\r
- Increment = Remain;\r
- }\r
-\r
- Status = UsbIo->UsbBulkTransfer (\r
- UsbIo,\r
- EndpointAddress,\r
- BufferPtr,\r
- &Increment,\r
- Timeout,\r
- &Result\r
- );\r
- TransferredSize += Increment;\r
-\r
- if (EFI_ERROR (Status)) {\r
- goto ErrorExit;\r
- }\r
-\r
- BufferPtr += Increment;\r
- Remain -= Increment;\r
- }\r
-\r
- return EFI_SUCCESS;\r
-\r
-ErrorExit:\r
-\r
- if (Direction == EfiUsbDataIn) {\r
- Cbi0ReportStatusCode (\r
- UsbCbiDev->DevicePath,\r
- EFI_ERROR_CODE | EFI_ERROR_MINOR,\r
- (EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_EC_INPUT_ERROR)\r
- );\r
- } else {\r
- Cbi0ReportStatusCode (\r
- UsbCbiDev->DevicePath,\r
- EFI_ERROR_CODE | EFI_ERROR_MINOR,\r
- (EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_EC_OUTPUT_ERROR)\r
- );\r
- }\r
-\r
- if ((Result & EFI_USB_ERR_STALL) == EFI_USB_ERR_STALL) {\r
- Status = Cbi0RecoveryReset (UsbCbiDev);\r
- }\r
-\r
- *DataSize = (UINT32) TransferredSize;\r
- return Status;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-Cbi0StatusPhase (\r
- IN USB_CBI_DEVICE *UsbCbiDev,\r
- OUT INTERRUPT_DATA_BLOCK *InterruptDataBlock,\r
- IN UINT16 Timeout\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Get transfer status through BOT interface\r
-\r
- Arguments:\r
- UsbCbiDev - USB_CBI_DEVICE\r
- InterruptDataBlock - Interrupt Data Block for interrupt transfer\r
- Timeout - Time out value in milliseconds \r
- Returns:\r
- EFI_SUCCESS\r
- Others\r
-\r
---*/\r
-{\r
- UINT8 EndpointAddress;\r
- UINTN InterruptDataBlockLength;\r
- UINT32 Result;\r
- EFI_STATUS Status;\r
-\r
- ZeroMem (InterruptDataBlock, sizeof (INTERRUPT_DATA_BLOCK));\r
-\r
- EndpointAddress = UsbCbiDev->InterruptEndpointDescriptor.EndpointAddress;\r
- InterruptDataBlockLength = sizeof (INTERRUPT_DATA_BLOCK);\r
-\r
- Status = UsbCbiDev->UsbIo->UsbSyncInterruptTransfer (\r
- UsbCbiDev->UsbIo,\r
- EndpointAddress,\r
- InterruptDataBlock,\r
- &InterruptDataBlockLength,\r
- Timeout,\r
- &Result\r
- );\r
- if (EFI_ERROR (Status)) {\r
- if ((Result & EFI_USB_ERR_STALL) == EFI_USB_ERR_STALL) {\r
- //\r
- // just endpoint stall happens\r
- //\r
- UsbClearEndpointHalt (\r
- UsbCbiDev->UsbIo,\r
- EndpointAddress,\r
- &Result\r
- );\r
- gBS->Stall (100 * 1000);\r
- }\r
-\r
- return Status;\r
- }\r
-\r
- return EFI_SUCCESS;\r
-}\r
-//\r
-// Cbi0 Atapi Protocol Implementation\r
-//\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0MassStorageReset (\r
- IN EFI_USB_ATAPI_PROTOCOL *This,\r
- IN BOOLEAN ExtendedVerification\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Reset CBI Devices\r
- \r
- Arguments:\r
- This - Protocol instance pointer.\r
- ExtendedVerification - TRUE if we need to do strictly reset.\r
-\r
- Returns:\r
- EFI_SUCCESS - Command succeeded.\r
- EFI_DEVICE_ERROR - Command failed.\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- USB_CBI_DEVICE *UsbCbiDev;\r
-\r
- UsbCbiDev = USB_CBI_DEVICE_FROM_THIS (This);\r
-\r
- if (ExtendedVerification) {\r
- //\r
- // UsbIo->UsbPortReset (UsbIo);\r
- //\r
- }\r
-\r
- Status = Cbi0RecoveryReset (UsbCbiDev);\r
- return Status;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-EFIAPI\r
-Cbi0AtapiCommand (\r
- IN EFI_USB_ATAPI_PROTOCOL *This,\r
- IN VOID *Command,\r
- IN UINT8 CommandSize,\r
- IN VOID *DataBuffer,\r
- IN UINT32 BufferLength,\r
- IN EFI_USB_DATA_DIRECTION Direction,\r
- IN UINT16 TimeOutInMilliSeconds\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Send ATAPI command using BOT protocol.\r
-\r
- Arguments:\r
- This - Protocol instance pointer.\r
- Command - Command buffer\r
- CommandSize - Size of Command Buffer\r
- DataBuffer - Data buffer\r
- BufferLength - Length of Data buffer\r
- Direction - Data direction of this command\r
- TimeOutInMilliSeconds - Timeout value in ms\r
-\r
- Returns:\r
- EFI_SUCCESS - Command succeeded.\r
- EFI_DEVICE_ERROR - Command failed.\r
- EFI_INVALID_PARAMETER - Invalidate parameter \r
---*/\r
-{\r
- EFI_STATUS Status;\r
- USB_CBI_DEVICE *UsbCbiDev;\r
- UINT32 BufferSize;\r
- INTERRUPT_DATA_BLOCK InterruptDataBlock;\r
- EFI_STATUS DataPhaseStatus;\r
-\r
- if (Direction != EfiUsbNoData) {\r
- if (DataBuffer == NULL || BufferLength == 0) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- }\r
-\r
- DataPhaseStatus = EFI_SUCCESS;\r
- //\r
- // Get the context\r
- //\r
- UsbCbiDev = USB_CBI_DEVICE_FROM_THIS (This);\r
-\r
- //\r
- // First send ATAPI command through Cbi\r
- //\r
- Status = Cbi0CommandPhase (\r
- UsbCbiDev,\r
- Command,\r
- CommandSize,\r
- TimeOutInMilliSeconds\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // Send/Get Data if there is a Data Stage\r
- //\r
- switch (Direction) {\r
-\r
- case EfiUsbDataIn:\r
- case EfiUsbDataOut:\r
- BufferSize = BufferLength;\r
-\r
- DataPhaseStatus = Cbi0DataPhase (\r
- UsbCbiDev,\r
- &BufferSize,\r
- DataBuffer,\r
- Direction,\r
- TimeOutInMilliSeconds\r
- );\r
- break;\r
-\r
- case EfiUsbNoData:\r
- break;\r
- }\r
-\r
- if (EFI_ERROR (DataPhaseStatus)) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
- \r
- //\r
- // Status Phase\r
- //\r
- Status = Cbi0StatusPhase (\r
- UsbCbiDev,\r
- &InterruptDataBlock,\r
- TimeOutInMilliSeconds\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
-\r
- if (This->CommandProtocol != EFI_USB_SUBCLASS_UFI) {\r
-\r
- if (InterruptDataBlock.bType == 0) {\r
- //\r
- // indicates command completion\r
- //\r
- switch (InterruptDataBlock.bValue & 0x03) {\r
-\r
- case 0:\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case 1:\r
- Status = EFI_DEVICE_ERROR;\r
- break;\r
-\r
- case 2:\r
- Status = Cbi0RecoveryReset (UsbCbiDev);\r
- if (EFI_ERROR (Status)) {\r
- UsbCbiDev->UsbIo->UsbPortReset (UsbCbiDev->UsbIo);\r
- }\r
-\r
- Status = EFI_DEVICE_ERROR;\r
- break;\r
-\r
- case 3:\r
- Status = EFI_DEVICE_ERROR;\r
- }\r
- } else {\r
- Status = DataPhaseStatus;\r
- }\r
-\r
- } else {\r
- //\r
- // UFI device, InterruptDataBlock.bType: ASC (Additional Sense Code)\r
- // InterruptDataBlock.bValue: ASCQ (Additional Snese Code Qualifier)\r
- //\r
- Status = DataPhaseStatus;\r
- }\r
-\r
- return Status;\r
-}\r
-\r
-STATIC\r
-VOID\r
-Cbi0ReportStatusCode (\r
- IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
- IN EFI_STATUS_CODE_TYPE CodeType,\r
- IN EFI_STATUS_CODE_VALUE Value\r
- )\r
-/*++\r
-\r
- Routine Description:\r
- Report Status Code in Usb Cbi0 Driver\r
-\r
- Arguments:\r
- DevicePath - Use this to get Device Path\r
- CodeType - Status Code Type\r
- CodeValue - Status Code Value\r
-\r
- Returns:\r
- None\r
-\r
---*/\r
-{\r
-\r
- REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r
- CodeType,\r
- Value,\r
- DevicePath\r
- );\r
-}\r