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[Description]:

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UsbMassStorage driver need support multi-lun feature.
[Impaction]:
 UsbMassStorageDxe.
[Reference Info]:
 EDK tracker 1143 - UsbMassStorage driver need support multi-lun feature. 



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5375 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff 2008-06-27 08:09:00 +00:00
parent bd1d34eecf
commit c7e39923c0
7 changed files with 690 additions and 224 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMass.h
View File

@ -1,6 +1,6 @@
/** @file
Copyright (c) 2007, Intel Corporation
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -36,6 +36,7 @@ Revision History
#include <Protocol/BlockIo.h>
#include <Protocol/UsbIo.h>
#include <Protocol/DevicePath.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
@ -43,6 +44,7 @@ Revision History
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/DevicePathLib.h>
#define USB_IS_IN_ENDPOINT(EndPointAddr) (((EndPointAddr) & 0x80) == 0x80)
#define USB_IS_OUT_ENDPOINT(EndPointAddr) (((EndPointAddr) & 0x80) == 0)
@ -85,7 +87,6 @@ typedef
EFI_STATUS
(*USB_MASS_INIT_TRANSPORT) (
IN EFI_USB_IO_PROTOCOL *Usb,
IN EFI_HANDLE Controller,
OUT VOID **Context OPTIONAL
);
@ -98,6 +99,7 @@ EFI_STATUS
IN EFI_USB_DATA_DIRECTION DataDir,
IN VOID *Data,
IN UINT32 DataLen,
IN UINT8 Lun,
IN UINT32 Timeout,
OUT UINT32 *CmdStatus
);
@ -109,6 +111,13 @@ EFI_STATUS
IN BOOLEAN ExtendedVerification
);
typedef
EFI_STATUS
(*USB_MASS_GET_MAX_LUN) (
IN VOID *Context,
IN UINT8 *MaxLun
);
typedef
EFI_STATUS
(*USB_MASS_FINI) (
@ -128,6 +137,7 @@ typedef struct {
USB_MASS_INIT_TRANSPORT Init; // Initialize the mass storage transport protocol
USB_MASS_EXEC_COMMAND ExecCommand; // Transport command to the device then get result
USB_MASS_RESET Reset; // Reset the device
USB_MASS_GET_MAX_LUN GetMaxLun; // Get max lun, only for bot
USB_MASS_FINI Fini; // Clean up the resources.
} USB_MASS_TRANSPORT;

4
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassBoot.c
View File

@ -1,6 +1,6 @@
/** @file
Copyright (c) 2007, Intel Corporation
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -163,6 +163,7 @@ UsbBootRequestSense (
EfiUsbDataIn,
&SenseData,
sizeof (USB_BOOT_REQUEST_SENSE_DATA),
UsbMass->Lun,
USB_BOOT_GENERAL_CMD_TIMEOUT,
&CmdResult
);
@ -280,6 +281,7 @@ UsbBootExecCmd (
DataDir,
Data,
DataLen,
UsbMass->Lun,
Timeout,
&CmdResult
);

100
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassBot.c
View File

@ -1,6 +1,6 @@
/** @file
Copyright (c) 2007, Intel Corporation
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -39,7 +39,6 @@ UsbBotResetDevice (
in the Context if Context isn't NULL.
@param UsbIo The USB IO protocol to use
@param Controller The controller to init
@param Context The variable to save the context to
@retval EFI_OUT_OF_RESOURCES Failed to allocate memory
@ -51,7 +50,6 @@ STATIC
EFI_STATUS
UsbBotInit (
IN EFI_USB_IO_PROTOCOL * UsbIo,
IN EFI_HANDLE Controller,
OUT VOID **Context OPTIONAL
)
{
@ -149,6 +147,7 @@ ON_ERROR:
@param CmdLen the length of the command
@param DataDir The direction of the data
@param TransLen The expected length of the data
@param Lun The number of logic unit
@retval EFI_NOT_READY The device return NAK to the transfer
@retval EFI_SUCCESS The command is sent to the device.
@ -162,7 +161,8 @@ UsbBotSendCommand (
IN UINT8 *Cmd,
IN UINT8 CmdLen,
IN EFI_USB_DATA_DIRECTION DataDir,
IN UINT32 TransLen
IN UINT32 TransLen,
IN UINT8 Lun
)
{
USB_BOT_CBW Cbw;
@ -180,7 +180,7 @@ UsbBotSendCommand (
Cbw.Tag = UsbBot->CbwTag;
Cbw.DataLen = TransLen;
Cbw.Flag = (UINT8) ((DataDir == EfiUsbDataIn) ? 0x80 : 0);
Cbw.Lun = 0;
Cbw.Lun = Lun;
Cbw.CmdLen = CmdLen;
ZeroMem (Cbw.CmdBlock, USB_BOT_MAX_CMDLEN);
@ -389,6 +389,7 @@ UsbBotGetStatus (
@param DataDir The direction of the data transfer
@param Data The buffer to hold data
@param DataLen The length of the data
@param Lun The number of logic unit
@param Timeout The time to wait command
@param CmdStatus The result of high level command execution
@ -405,6 +406,7 @@ UsbBotExecCommand (
IN EFI_USB_DATA_DIRECTION DataDir,
IN VOID *Data,
IN UINT32 DataLen,
IN UINT8 Lun,
IN UINT32 Timeout,
OUT UINT32 *CmdStatus
)
@ -421,7 +423,7 @@ UsbBotExecCommand (
// Send the command to the device. Return immediately if device
// rejects the command.
//
Status = UsbBotSendCommand (UsbBot, Cmd, CmdLen, DataDir, DataLen);
Status = UsbBotSendCommand (UsbBot, Cmd, CmdLen, DataDir, DataLen, Lun);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbBotExecCommand: UsbBotSendCommand (%r)\n", Status));
return Status;
@ -488,10 +490,10 @@ UsbBotResetDevice (
}
//
// Issue a class specific "Bulk-Only Mass Storage Reset reqest.
// Issue a class specific Bulk-Only Mass Storage Reset reqest.
// See the spec section 3.1
//
Request.RequestType = 0x21;
Request.RequestType = 0x21; // Class, Interface, Host to Device
Request.Request = USB_BOT_RESET_REQUEST;
Request.Value = 0;
Request.Index = UsbBot->Interface.InterfaceNumber;
@ -528,6 +530,86 @@ UsbBotResetDevice (
return Status;
}
/*++
Routine Description:
Reset the mass storage device by BOT protocol
Arguments:
Context - The context of the BOT protocol, that is, USB_BOT_PROTOCOL
MaxLun - Return pointer to the max number of lun. Maxlun=1 means lun0 and
lun1 in all.
Returns:
EFI_SUCCESS - The device is reset
Others - Failed to reset the device.
--*/
STATIC
EFI_STATUS
UsbBotGetMaxLun (
IN VOID *Context,
IN UINT8 *MaxLun
)
/*++
Routine Description:
Reset the mass storage device by BOT protocol
Arguments:
Context - The context of the BOT protocol, that is, USB_BOT_PROTOCOL
MaxLun - Return pointer to the max number of lun. Maxlun=1 means lun0 and
lun1 in all.
Returns:
EFI_SUCCESS - The device is reset
Others - Failed to reset the device.
--*/
{
USB_BOT_PROTOCOL *UsbBot;
EFI_USB_DEVICE_REQUEST Request;
EFI_STATUS Status;
UINT32 Result;
UINT32 Timeout;
ASSERT (Context);
UsbBot = (USB_BOT_PROTOCOL *) Context;
//
// Issue a class specific Bulk-Only Mass Storage get max lun reqest.
// See the spec section 3.2
//
Request.RequestType = 0xA1; // Class, Interface, Device to Host
Request.Request = USB_BOT_GETLUN_REQUEST;
Request.Value = 0;
Request.Index = UsbBot->Interface.InterfaceNumber;
Request.Length = 1;
Timeout = USB_BOT_RESET_DEVICE_TIMEOUT / USB_MASS_1_MILLISECOND;
Status = UsbBot->UsbIo->UsbControlTransfer (
UsbBot->UsbIo,
&Request,
EfiUsbDataIn,
Timeout,
(VOID *)MaxLun,
1,
&Result
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbBotGetMaxLun: (%r)\n", Status));
}
return Status;
}
/**
Clean up the resource used by this BOT protocol
@ -554,5 +636,7 @@ mUsbBotTransport = {
UsbBotInit,
UsbBotExecCommand,
UsbBotResetDevice,
UsbBotGetMaxLun,
UsbBotFini
};

8
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassCbi.c
View File

@ -1,6 +1,6 @@
/** @file
Copyright (c) 2007, Intel Corporation
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -40,7 +40,6 @@ UsbCbiResetDevice (
If Context isn't NULL, it will save its context in it.
@param UsbIo The USB IO to use
@param Controller The device controller
@param Context The variable to save context in
@retval EFI_OUT_OF_RESOURCES Failed to allocate memory
@ -52,7 +51,6 @@ STATIC
EFI_STATUS
UsbCbiInit (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN EFI_HANDLE Controller,
OUT VOID **Context OPTIONAL
)
{
@ -413,6 +411,7 @@ UsbCbiGetStatus (
@param DataDir The direction of data transfer
@param Data The buffer to hold the data
@param DataLen The length of the buffer
@param Lun Should be 0, this field for bot only
@param Timeout The time to wait
@param CmdStatus The result of the command execution
@ -429,6 +428,7 @@ UsbCbiExecCommand (
IN EFI_USB_DATA_DIRECTION DataDir,
IN VOID *Data,
IN UINT32 DataLen,
IN UINT8 Lun,
IN UINT32 Timeout,
OUT UINT32 *CmdStatus
)
@ -603,6 +603,7 @@ mUsbCbi0Transport = {
UsbCbiInit,
UsbCbiExecCommand,
UsbCbiResetDevice,
NULL,
UsbCbiFini
};
@ -612,5 +613,6 @@ mUsbCbi1Transport = {
UsbCbiInit,
UsbCbiExecCommand,
UsbCbiResetDevice,
NULL,
UsbCbiFini
};

761
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassImpl.c
View File

@ -1,6 +1,6 @@
/** @file
Copyright (c) 2007, Intel Corporation
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -40,74 +40,6 @@ USB_MASS_TRANSPORT *mUsbMassTransport[] = {
NULL
};
/**
Retrieve the media parameters such as disk gemotric for the
device's BLOCK IO protocol.
@param UsbMass The USB mass storage device
@retval EFI_SUCCESS The media parameters is updated successfully.
@retval Others Failed to get the media parameters.
**/
EFI_STATUS
UsbMassInitMedia (
IN USB_MASS_DEVICE *UsbMass
)
{
EFI_BLOCK_IO_MEDIA *Media;
EFI_STATUS Status;
UINTN Index;
Media = &UsbMass->BlockIoMedia;
//
// Initialize the MediaPrsent/ReadOnly and others to the default.
// We are not forced to get it right at this time, check UEFI2.0
// spec for more information:
//
// MediaPresent: This field shows the media present status as
// of the most recent ReadBlocks or WriteBlocks call.
//
// ReadOnly : This field shows the read-only status as of the
// recent WriteBlocks call.
//
// but remember to update MediaId/MediaPresent/ReadOnly status
// after ReadBlocks and WriteBlocks
//
Media->MediaPresent = FALSE;
Media->LogicalPartition = FALSE;
Media->ReadOnly = FALSE;
Media->WriteCaching = FALSE;
Media->IoAlign = 0;
Media->MediaId = 1;
//
// Some device may spend several seconds before it is ready.
// Try several times before giving up. Wait 5s at most.
//
Status = EFI_SUCCESS;
for (Index = 0; Index < USB_BOOT_INIT_MEDIA_RETRY; Index++) {
Status = UsbBootGetParams (UsbMass);
if ((Status != EFI_MEDIA_CHANGED)
&& (Status != EFI_NOT_READY)
&& (Status != EFI_TIMEOUT)) {
break;
}
Status = UsbBootIsUnitReady (UsbMass);
if (EFI_ERROR (Status)) {
gBS->Stall (USB_BOOT_RETRY_UNIT_READY_STALL * (Index + 1));
}
}
return Status;
}
/**
Reset the block device. ExtendedVerification is ignored for this.
@ -139,7 +71,6 @@ UsbMassReset (
return Status;
}
/**
Read some blocks of data from the block device.
@ -339,7 +270,6 @@ ON_EXIT:
return Status;
}
/**
Flush the cached writes to disks. USB mass storage device doesn't
support write cache, so return EFI_SUCCESS directly.
@ -358,6 +288,381 @@ UsbMassFlushBlocks (
return EFI_SUCCESS;
}
/**
Retrieve the media parameters such as disk gemotric for the
device's BLOCK IO protocol.
@param UsbMass The USB mass storage device
@retval EFI_SUCCESS The media parameters is updated successfully.
@retval Others Failed to get the media parameters.
**/
EFI_STATUS
UsbMassInitMedia (
IN USB_MASS_DEVICE *UsbMass
)
{
EFI_BLOCK_IO_MEDIA *Media;
EFI_STATUS Status;
UINTN Index;
Media = &UsbMass->BlockIoMedia;
//
// Initialize the MediaPrsent/ReadOnly and others to the default.
// We are not forced to get it right at this time, check UEFI2.0
// spec for more information:
//
// MediaPresent: This field shows the media present status as
// of the most recent ReadBlocks or WriteBlocks call.
//
// ReadOnly : This field shows the read-only status as of the
// recent WriteBlocks call.
//
// but remember to update MediaId/MediaPresent/ReadOnly status
// after ReadBlocks and WriteBlocks
//
Media->MediaPresent = FALSE;
Media->LogicalPartition = FALSE;
Media->ReadOnly = FALSE;
Media->WriteCaching = FALSE;
Media->IoAlign = 0;
Media->MediaId = 1;
//
// Some device may spend several seconds before it is ready.
// Try several times before giving up. Wait 5s at most.
//
Status = EFI_SUCCESS;
for (Index = 0; Index < USB_BOOT_INIT_MEDIA_RETRY; Index++) {
Status = UsbBootGetParams (UsbMass);
if ((Status != EFI_MEDIA_CHANGED)
&& (Status != EFI_NOT_READY)
&& (Status != EFI_TIMEOUT)) {
break;
}
Status = UsbBootIsUnitReady (UsbMass);
if (EFI_ERROR (Status)) {
gBS->Stall (USB_BOOT_RETRY_UNIT_READY_STALL * (Index + 1));
}
}
return Status;
}
STATIC
EFI_STATUS
UsbMassInitTransport (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
OUT USB_MASS_TRANSPORT **Transport,
OUT VOID **Context,
OUT UINT8 *MaxLun
)
{
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_USB_INTERFACE_DESCRIPTOR Interface;
UINT8 Index;
EFI_STATUS Status;
Status = gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
&UsbIo,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitTransport: OpenUsbIoProtocol By Driver (%r)\n", Status));
return Status;
}
Status = UsbIo->UsbGetInterfaceDescriptor (UsbIo, &Interface);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitTransport: UsbIo->UsbGetInterfaceDescriptor (%r)\n", Status));
goto ON_EXIT;
}
Status = EFI_UNSUPPORTED;
for (Index = 0; mUsbMassTransport[Index] != NULL; Index++) {
*Transport = mUsbMassTransport[Index];
if (Interface.InterfaceProtocol == (*Transport)->Protocol) {
Status = (*Transport)->Init (UsbIo, Context);
break;
}
}
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitTransport: Transport->Init (%r)\n", Status));
goto ON_EXIT;
}
//
// For bot device, try to get max lun.
// If maxlun=0, then non-lun device, else multi-lun device.
//
if ((*Transport)->Protocol == USB_MASS_STORE_BOT) {
(*Transport)->GetMaxLun (*Context, MaxLun);
DEBUG ((EFI_D_INFO, "UsbMassInitTransport: GetMaxLun = %d\n", *MaxLun));
}
ON_EXIT:
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
Controller
);
return Status;
}
STATIC
EFI_STATUS
UsbMassInitMultiLun (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN USB_MASS_TRANSPORT *Transport,
IN VOID *Context,
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN UINT8 MaxLun
)
{
USB_MASS_DEVICE *UsbMass;
EFI_USB_IO_PROTOCOL *UsbIo;
DEVICE_LOGICAL_UNIT_DEVICE_PATH LunNode;
UINT8 Index;
EFI_STATUS Status;
ASSERT (MaxLun > 0);
for (Index = 0; Index <= MaxLun; Index++) {
DEBUG ((EFI_D_INFO, "UsbMassInitMultiLun: Start to initialize No.%d logic unit\n", Index));
UsbIo = NULL;
UsbMass = AllocateZeroPool (sizeof (USB_MASS_DEVICE));
if (UsbMass == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ON_ERROR;
}
UsbMass->Signature = USB_MASS_SIGNATURE;
UsbMass->UsbIo = UsbIo;
UsbMass->BlockIo.Media = &UsbMass->BlockIoMedia;
UsbMass->BlockIo.Reset = UsbMassReset;
UsbMass->BlockIo.ReadBlocks = UsbMassReadBlocks;
UsbMass->BlockIo.WriteBlocks = UsbMassWriteBlocks;
UsbMass->BlockIo.FlushBlocks = UsbMassFlushBlocks;
UsbMass->OpticalStorage = FALSE;
UsbMass->Transport = Transport;
UsbMass->Context = Context;
UsbMass->Lun = Index;
//
// Get the storage's parameters, such as last block number.
// then install the BLOCK_IO
//
Status = UsbMassInitMedia (UsbMass);
if (!EFI_ERROR (Status)) {
if ((UsbMass->Pdt != USB_PDT_DIRECT_ACCESS) &&
(UsbMass->Pdt != USB_PDT_CDROM) &&
(UsbMass->Pdt != USB_PDT_OPTICAL) &&
(UsbMass->Pdt != USB_PDT_SIMPLE_DIRECT)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitMultiLun: Found an unsupported peripheral type[%d]\n", UsbMass->Pdt));
goto ON_ERROR;
}
} else if (Status != EFI_NO_MEDIA){
DEBUG ((EFI_D_ERROR, "UsbMassInitMultiLun: UsbMassInitMedia (%r)\n", Status));
goto ON_ERROR;
}
//
// Create a device path node of device logic unit, and append it
//
LunNode.Header.Type = MESSAGING_DEVICE_PATH;
LunNode.Header.SubType = MSG_DEVICE_LOGICAL_UNIT_DP;
LunNode.Lun = UsbMass->Lun;
SetDevicePathNodeLength (&LunNode.Header, sizeof (LunNode));
UsbMass->DevicePath = AppendDevicePathNode (DevicePath, &LunNode.Header);
if (UsbMass->DevicePath == NULL) {
DEBUG ((EFI_D_ERROR, "UsbMassInitMultiLun: failed to create device logic unit device path\n"));
Status = EFI_OUT_OF_RESOURCES;
goto ON_ERROR;
}
//
// Create a UsbMass handle for each lun, and install blockio and devicepath protocols.
//
Status = gBS->InstallMultipleProtocolInterfaces (
&UsbMass->Controller,
&gEfiDevicePathProtocolGuid,
UsbMass->DevicePath,
&gEfiBlockIoProtocolGuid,
&UsbMass->BlockIo,
NULL
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitMultiLun: InstallMultipleProtocolInterfaces (%r)\n", Status));
goto ON_ERROR;
}
//
// Open UsbIo protocol by child to setup a parent-child relationship.
//
Status = gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
&UsbIo,
This->DriverBindingHandle,
UsbMass->Controller,
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitMultiLun: OpenUsbIoProtocol By Child (%r)\n", Status));
gBS->UninstallMultipleProtocolInterfaces (
&UsbMass->Controller,
&gEfiDevicePathProtocolGuid,
UsbMass->DevicePath,
&gEfiBlockIoProtocolGuid,
&UsbMass->BlockIo,
NULL
);
goto ON_ERROR;
}
DEBUG ((EFI_D_INFO, "UsbMassInitMultiLun: Success to initialize No.%d logic unit\n", Index));
}
return EFI_SUCCESS;
ON_ERROR:
if (UsbMass->DevicePath != NULL) {
gBS->FreePool (UsbMass->DevicePath);
}
if (UsbMass != NULL) {
gBS->FreePool (UsbMass);
}
if (UsbIo != NULL) {
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
UsbMass->Controller
);
}
//
// If only success to initialize one lun, return success, or else return error
//
if (Index > 0) {
return EFI_SUCCESS;
} else {
return Status;
}
}
STATIC
EFI_STATUS
UsbMassInitNonLun (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN USB_MASS_TRANSPORT *Transport,
IN VOID *Context
)
{
USB_MASS_DEVICE *UsbMass;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_STATUS Status;
UsbIo = NULL;
UsbMass = AllocateZeroPool (sizeof (USB_MASS_DEVICE));
if (UsbMass == NULL) {
return EFI_OUT_OF_RESOURCES;
}
Status = gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
&UsbIo,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitNonLun: OpenUsbIoProtocol By Driver (%r)\n", Status));
goto ON_ERROR;
}
UsbMass->Signature = USB_MASS_SIGNATURE;
UsbMass->Controller = Controller;
UsbMass->UsbIo = UsbIo;
UsbMass->BlockIo.Media = &UsbMass->BlockIoMedia;
UsbMass->BlockIo.Reset = UsbMassReset;
UsbMass->BlockIo.ReadBlocks = UsbMassReadBlocks;
UsbMass->BlockIo.WriteBlocks = UsbMassWriteBlocks;
UsbMass->BlockIo.FlushBlocks = UsbMassFlushBlocks;
UsbMass->OpticalStorage = FALSE;
UsbMass->Transport = Transport;
UsbMass->Context = Context;
//
// Get the storage's parameters, such as last block number.
// then install the BLOCK_IO
//
Status = UsbMassInitMedia (UsbMass);
if (!EFI_ERROR (Status)) {
if ((UsbMass->Pdt != USB_PDT_DIRECT_ACCESS) &&
(UsbMass->Pdt != USB_PDT_CDROM) &&
(UsbMass->Pdt != USB_PDT_OPTICAL) &&
(UsbMass->Pdt != USB_PDT_SIMPLE_DIRECT)) {
DEBUG ((EFI_D_ERROR, "UsbMassInitNonLun: Found an unsupported peripheral type[%d]\n", UsbMass->Pdt));
goto ON_ERROR;
}
} else if (Status != EFI_NO_MEDIA){
DEBUG ((EFI_D_ERROR, "UsbMassInitNonLun: UsbMassInitMedia (%r)\n", Status));
goto ON_ERROR;
}
Status = gBS->InstallProtocolInterface (
&Controller,
&gEfiBlockIoProtocolGuid,
EFI_NATIVE_INTERFACE,
&UsbMass->BlockIo
);
if (EFI_ERROR (Status)) {
goto ON_ERROR;
}
return EFI_SUCCESS;
ON_ERROR:
if (UsbMass != NULL) {
gBS->FreePool (UsbMass);
}
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
Controller
);
return Status;
}
/**
Check whether the controller is a supported USB mass storage.
@ -418,7 +723,7 @@ USBMassDriverBindingSupported (
for (Index = 0; mUsbMassTransport[Index] != NULL; Index++) {
Transport = mUsbMassTransport[Index];
if (Interface.InterfaceProtocol == Transport->Protocol) {
Status = Transport->Init (UsbIo, Controller, NULL);
Status = Transport->Init (UsbIo, NULL);
break;
}
}
@ -458,107 +763,65 @@ USBMassDriverBindingStart (
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_USB_INTERFACE_DESCRIPTOR Interface;
USB_MASS_DEVICE *UsbMass;
USB_MASS_TRANSPORT *Transport;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
VOID *Context;
UINT8 MaxLun;
EFI_STATUS Status;
UINTN Index;
Transport = NULL;
Context = NULL;
MaxLun = 0;
Status = gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
(VOID **) &UsbIo,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
//
// Get interface and protocols, initialize transport
//
Status = UsbMassInitTransport (This, Controller, &Transport, &Context, &MaxLun);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbMassInitTransport (%r)\n", Status));
return Status;
}
if (MaxLun == 0) {
//
// Initialize No/Unsupported LUN device
//
Status = UsbMassInitNonLun(This, Controller, Transport, Context);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbMassInitNonLun (%r)\n", Status));
}
} else {
//
// Open device path to perpare append Device Logic Unit node.
//
Status = gBS->OpenProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
(VOID **) &DevicePath,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: OpenDevicePathProtocol By Driver (%r)\n", Status));
return Status;
}
UsbMass = AllocateZeroPool (sizeof (USB_MASS_DEVICE));
if (UsbMass == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
// Initialize the transport protocols
//
Status = UsbIo->UsbGetInterfaceDescriptor (UsbIo, &Interface);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbIo->UsbGetInterfaceDescriptor (%r)\n", Status));
goto ON_ERROR;
}
Status = EFI_UNSUPPORTED;
for (Index = 0; mUsbMassTransport[Index] != NULL; Index++) {
Transport = mUsbMassTransport[Index];
if (Interface.InterfaceProtocol == Transport->Protocol) {
UsbMass->Transport = Transport;
Status = Transport->Init (UsbIo, Controller, &UsbMass->Context);
break;
//
// Try best to initialize all LUNs, and return success only if one of LUNs successed to initialized.
//
Status = UsbMassInitMultiLun(This, Controller, Transport, Context, DevicePath, MaxLun);
if (EFI_ERROR (Status)) {
gBS->CloseProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
This->DriverBindingHandle,
Controller
);
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbMassInitMultiLun (%r) with Maxlun=%d\n", Status, MaxLun));
}
}
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: Transport->Init (%r)\n", Status));
goto ON_ERROR;
}
UsbMass->Signature = USB_MASS_SIGNATURE;
UsbMass->Controller = Controller;
UsbMass->UsbIo = UsbIo;
UsbMass->BlockIo.Media = &UsbMass->BlockIoMedia;
UsbMass->BlockIo.Reset = UsbMassReset;
UsbMass->BlockIo.ReadBlocks = UsbMassReadBlocks;
UsbMass->BlockIo.WriteBlocks = UsbMassWriteBlocks;
UsbMass->BlockIo.FlushBlocks = UsbMassFlushBlocks;
UsbMass->OpticalStorage = FALSE;
//
// Get the storage's parameters, such as last block number.
// then install the BLOCK_IO
//
Status = UsbMassInitMedia (UsbMass);
if (!EFI_ERROR (Status)) {
if ((UsbMass->Pdt != USB_PDT_DIRECT_ACCESS) &&
(UsbMass->Pdt != USB_PDT_CDROM) &&
(UsbMass->Pdt != USB_PDT_OPTICAL) &&
(UsbMass->Pdt != USB_PDT_SIMPLE_DIRECT)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: Found an unsupported peripheral type[%d]\n", UsbMass->Pdt));
goto ON_ERROR;
}
} else if (Status != EFI_NO_MEDIA){
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbMassInitMedia (%r)\n", Status));
goto ON_ERROR;
}
Status = gBS->InstallProtocolInterface (
&Controller,
&gEfiBlockIoProtocolGuid,
EFI_NATIVE_INTERFACE,
&UsbMass->BlockIo
);
if (EFI_ERROR (Status)) {
goto ON_ERROR;
}
return EFI_SUCCESS;
ON_ERROR:
gBS->FreePool (UsbMass);
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
Controller
);
return Status;
}
@ -586,49 +849,151 @@ USBMassDriverBindingStop (
{
EFI_STATUS Status;
USB_MASS_DEVICE *UsbMass;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_BLOCK_IO_PROTOCOL *BlockIo;
UINTN Index;
BOOLEAN AllChildrenStopped;
//
// First, get our context back from the BLOCK_IO
// This a bus driver stop function since multi-lun supported. There are three
// kinds of device handle might be passed, 1st is a handle with devicepath/
// usbio/blockio installed(non-multi-lun), 2nd is a handle with devicepath/
// usbio installed(multi-lun root), 3rd is a handle with devicepath/blockio
// installed(multi-lun).
//
Status = gBS->OpenProtocol (
Controller,
&gEfiBlockIoProtocolGuid,
(VOID **) &BlockIo,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (NumberOfChildren == 0) {
//
// A handle without any children, might be 1st and 2nd type.
//
Status = gBS->OpenProtocol (
Controller,
&gEfiBlockIoProtocolGuid,
&BlockIo,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR(Status)) {
//
// This is a 2nd type handle(multi-lun root), which only needs close
// devicepath protocol.
//
gBS->CloseProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
This->DriverBindingHandle,
Controller
);
DEBUG ((EFI_D_INFO, "Success to stop multi-lun root handle\n"));
return EFI_SUCCESS;
}
//
// This is a 1st type handle(non-multi-lun), which only needs uninstall
// blockio protocol, close usbio protocol and free mass device.
//
UsbMass = USB_MASS_DEVICE_FROM_BLOCKIO (BlockIo);
//
// Uninstall Block I/O protocol from the device handle,
// then call the transport protocol to stop itself.
//
Status = gBS->UninstallProtocolInterface (
Controller,
&gEfiBlockIoProtocolGuid,
&UsbMass->BlockIo
);
if (EFI_ERROR (Status)) {
return Status;
}
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
Controller
);
UsbMass->Transport->Fini (UsbMass->Context);
gBS->FreePool (UsbMass);
DEBUG ((EFI_D_INFO, "Success to stop non-multi-lun root handle\n"));
return EFI_SUCCESS;
}
if (EFI_ERROR (Status)) {
return Status;
//
// This is a 3rd type handle(multi-lun), which needs uninstall
// blockio and devicepath protocol, close usbio protocol and
// free mass device.
//
AllChildrenStopped = TRUE;
for (Index = 0; Index < NumberOfChildren; Index++) {
Status = gBS->OpenProtocol (
ChildHandleBuffer[Index],
&gEfiBlockIoProtocolGuid,
(VOID **) &BlockIo,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
AllChildrenStopped = FALSE;
DEBUG ((EFI_D_ERROR, "Fail to stop No.%d multi-lun child handle when opening blockio\n", Index));
continue;
}
UsbMass = USB_MASS_DEVICE_FROM_BLOCKIO (BlockIo);
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
ChildHandleBuffer[Index]
);
Status = gBS->UninstallMultipleProtocolInterfaces (
ChildHandleBuffer[Index],
&gEfiDevicePathProtocolGuid,
UsbMass->DevicePath,
&gEfiBlockIoProtocolGuid,
&UsbMass->BlockIo,
NULL
);
if (EFI_ERROR (Status)) {
//
// Fail to uninstall blockio and devicepath protocol, so re-open usbio by child.
//
AllChildrenStopped = FALSE;
DEBUG ((EFI_D_ERROR, "Fail to stop No.%d multi-lun child handle when uninstalling blockio and devicepath\n", Index));
gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
&UsbIo,
This->DriverBindingHandle,
ChildHandleBuffer[Index],
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
} else {
//
// Success to stop this multi-lun handle, so go on next child.
//
if (((Index + 1) == NumberOfChildren) && AllChildrenStopped) {
UsbMass->Transport->Fini (UsbMass->Context);
}
gBS->FreePool (UsbMass);
}
}
UsbMass = USB_MASS_DEVICE_FROM_BLOCKIO (BlockIo);
//
// Uninstall Block I/O protocol from the device handle,
// then call the transport protocol to stop itself.
//
Status = gBS->UninstallProtocolInterface (
Controller,
&gEfiBlockIoProtocolGuid,
&UsbMass->BlockIo
);
if (EFI_ERROR (Status)) {
return Status;
if (!AllChildrenStopped) {
return EFI_DEVICE_ERROR;
}
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
This->DriverBindingHandle,
Controller
);
UsbMass->Transport->Fini (UsbMass->Context);
gBS->FreePool (UsbMass);
DEBUG ((EFI_D_INFO, "Success to stop all %d multi-lun children handles\n", NumberOfChildren));
return EFI_SUCCESS;
}

23
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassImpl.h
View File

@ -1,6 +1,6 @@
/** @file
Copyright (c) 2007, Intel Corporation
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -43,16 +43,17 @@ enum {
};
struct _USB_MASS_DEVICE {
UINT32 Signature;
EFI_HANDLE Controller;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_BLOCK_IO_PROTOCOL BlockIo;
EFI_BLOCK_IO_MEDIA BlockIoMedia;
BOOLEAN OpticalStorage;
UINT8 Lun; // Logical Unit Number
UINT8 Pdt; // Peripheral Device Type
USB_MASS_TRANSPORT *Transport; // USB mass storage transport protocol
VOID *Context; // Opaque storage for mass transport
UINT32 Signature;
EFI_HANDLE Controller;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_BLOCK_IO_PROTOCOL BlockIo;
EFI_BLOCK_IO_MEDIA BlockIoMedia;
BOOLEAN OpticalStorage;
UINT8 Lun; // Logical Unit Number
UINT8 Pdt; // Peripheral Device Type
USB_MASS_TRANSPORT *Transport; // USB mass storage transport protocol
VOID *Context; // Opaque storage for mass transport
};
#define USB_MASS_DEVICE_FROM_BLOCKIO(a) \

4
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassStorageDxe.inf
View File

@ -1,7 +1,7 @@
#/** @file
# Component name for module UsbMassStorage
#
# Copyright (c) 2006, Intel Corporation.
# Copyright (c) 2006 - 2008, Intel Corporation.
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
@ -53,9 +53,11 @@
UefiDriverEntryPoint
BaseMemoryLib
DebugLib
DevicePathLib
[Protocols]
gEfiUsbIoProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiBlockIoProtocolGuid # PROTOCOL ALWAYS_PRODUCED
gEfiDevicePathProtocolGuid # PROTOCOL ALWAYS_CONSUMED