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MdeModulePkg/Usb: Remove UhciPei

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Remove the UHCI PEI module, which is unused (in edk2-platforms) and
obsolete. It also implements an older version of the USB host controller
PPI, which can be dropped from EDK2 entirely once this driver is gone.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Ard Biesheuvel
2025-02-26 13:13:07 +01:00
committed by mergify[bot]
parent 9688712f1d
commit 4e950950a4
7 changed files with 0 additions and 5003 deletions
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225
MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c
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@ -1,225 +0,0 @@
/** @file
The DMA memory help functions.
Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "UhcPeim.h"
/**
Provides the controller-specific addresses required to access system memory from a
DMA bus master.
@param IoMmu Pointer to IOMMU PPI.
@param Operation Indicates if the bus master is going to read or write to system memory.
@param HostAddress The system memory address to map to the PCI controller.
@param NumberOfBytes On input the number of bytes to map. On output the number of bytes
that were mapped.
@param DeviceAddress The resulting map address for the bus master PCI controller to use to
access the hosts HostAddress.
@param Mapping A resulting value to pass to Unmap().
@retval EFI_SUCCESS The range was mapped for the returned NumberOfBytes.
@retval EFI_UNSUPPORTED The HostAddress cannot be mapped as a common buffer.
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
@retval EFI_DEVICE_ERROR The system hardware could not map the requested address.
**/
EFI_STATUS
IoMmuMap (
IN EDKII_IOMMU_PPI *IoMmu,
IN EDKII_IOMMU_OPERATION Operation,
IN VOID *HostAddress,
IN OUT UINTN *NumberOfBytes,
OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
OUT VOID **Mapping
)
{
EFI_STATUS Status;
UINT64 Attribute;
if (IoMmu != NULL) {
Status = IoMmu->Map (
IoMmu,
Operation,
HostAddress,
NumberOfBytes,
DeviceAddress,
Mapping
);
if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
switch (Operation) {
case EdkiiIoMmuOperationBusMasterRead:
case EdkiiIoMmuOperationBusMasterRead64:
Attribute = EDKII_IOMMU_ACCESS_READ;
break;
case EdkiiIoMmuOperationBusMasterWrite:
case EdkiiIoMmuOperationBusMasterWrite64:
Attribute = EDKII_IOMMU_ACCESS_WRITE;
break;
case EdkiiIoMmuOperationBusMasterCommonBuffer:
case EdkiiIoMmuOperationBusMasterCommonBuffer64:
Attribute = EDKII_IOMMU_ACCESS_READ | EDKII_IOMMU_ACCESS_WRITE;
break;
default:
ASSERT (FALSE);
return EFI_INVALID_PARAMETER;
}
Status = IoMmu->SetAttribute (
IoMmu,
*Mapping,
Attribute
);
if (EFI_ERROR (Status)) {
IoMmu->Unmap (IoMmu, Mapping);
*Mapping = NULL;
return Status;
}
} else {
*DeviceAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)HostAddress;
*Mapping = NULL;
Status = EFI_SUCCESS;
}
return Status;
}
/**
Completes the Map() operation and releases any corresponding resources.
@param IoMmu Pointer to IOMMU PPI.
@param Mapping The mapping value returned from Map().
**/
VOID
IoMmuUnmap (
IN EDKII_IOMMU_PPI *IoMmu,
IN VOID *Mapping
)
{
if (IoMmu != NULL) {
IoMmu->SetAttribute (IoMmu, Mapping, 0);
IoMmu->Unmap (IoMmu, Mapping);
}
}
/**
Allocates pages that are suitable for an OperationBusMasterCommonBuffer or
OperationBusMasterCommonBuffer64 mapping.
@param IoMmu Pointer to IOMMU PPI.
@param Pages The number of pages to allocate.
@param HostAddress A pointer to store the base system memory address of the
allocated range.
@param DeviceAddress The resulting map address for the bus master PCI controller to use to
access the hosts HostAddress.
@param Mapping A resulting value to pass to Unmap().
@retval EFI_SUCCESS The requested memory pages were allocated.
@retval EFI_UNSUPPORTED Attributes is unsupported. The only legal attribute bits are
MEMORY_WRITE_COMBINE and MEMORY_CACHED.
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
@retval EFI_OUT_OF_RESOURCES The memory pages could not be allocated.
**/
EFI_STATUS
IoMmuAllocateBuffer (
IN EDKII_IOMMU_PPI *IoMmu,
IN UINTN Pages,
OUT VOID **HostAddress,
OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
OUT VOID **Mapping
)
{
EFI_STATUS Status;
UINTN NumberOfBytes;
EFI_PHYSICAL_ADDRESS HostPhyAddress;
*HostAddress = NULL;
*DeviceAddress = 0;
*Mapping = NULL;
if (IoMmu != NULL) {
Status = IoMmu->AllocateBuffer (
IoMmu,
EfiBootServicesData,
Pages,
HostAddress,
0
);
if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
NumberOfBytes = EFI_PAGES_TO_SIZE (Pages);
Status = IoMmu->Map (
IoMmu,
EdkiiIoMmuOperationBusMasterCommonBuffer,
*HostAddress,
&NumberOfBytes,
DeviceAddress,
Mapping
);
if (EFI_ERROR (Status)) {
IoMmu->FreeBuffer (IoMmu, Pages, *HostAddress);
*HostAddress = NULL;
return EFI_OUT_OF_RESOURCES;
}
Status = IoMmu->SetAttribute (
IoMmu,
*Mapping,
EDKII_IOMMU_ACCESS_READ | EDKII_IOMMU_ACCESS_WRITE
);
if (EFI_ERROR (Status)) {
IoMmu->Unmap (IoMmu, *Mapping);
IoMmu->FreeBuffer (IoMmu, Pages, *HostAddress);
*Mapping = NULL;
*HostAddress = NULL;
return Status;
}
} else {
Status = PeiServicesAllocatePages (
EfiBootServicesData,
Pages,
&HostPhyAddress
);
if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
*HostAddress = (VOID *)(UINTN)HostPhyAddress;
*DeviceAddress = HostPhyAddress;
*Mapping = NULL;
}
return Status;
}
/**
Initialize IOMMU.
@param IoMmu Pointer to pointer to IOMMU PPI.
**/
VOID
IoMmuInit (
OUT EDKII_IOMMU_PPI **IoMmu
)
{
*IoMmu = NULL;
PeiServicesLocatePpi (
&gEdkiiIoMmuPpiGuid,
0,
NULL,
(VOID **)IoMmu
);
}

3303
MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
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1383
MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.h
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60
MdeModulePkg/Bus/Pci/UhciPei/UhciPei.inf
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@ -1,60 +0,0 @@
## @file
# The UhcPeim driver is responsible for managing the behavior of UHCI controller at PEI phase.
#
# It produces gPeiUsbHostControllerPpiGuid based on gPeiUsbControllerPpiGuid which is used
# to enable recovery function from USB Drivers.
#
# Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
##
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = UhciPei
MODULE_UNI_FILE = UhciPei.uni
FILE_GUID = C463CEAC-FC57-4f36-88B7-356C750C3BCA
MODULE_TYPE = PEIM
VERSION_STRING = 1.0
ENTRY_POINT = UhcPeimEntry
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 EBC
#
[Sources]
UhcPeim.c
UhcPeim.h
DmaMem.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
IoLib
TimerLib
BaseMemoryLib
PeiServicesLib
PeimEntryPoint
DebugLib
[Ppis]
gPeiUsbHostControllerPpiGuid ## PRODUCES
gPeiUsbControllerPpiGuid ## CONSUMES
gEdkiiIoMmuPpiGuid ## CONSUMES
gEfiEndOfPeiSignalPpiGuid ## CONSUMES
[Depex]
gEfiPeiMemoryDiscoveredPpiGuid AND gPeiUsbControllerPpiGuid
[UserExtensions.TianoCore."ExtraFiles"]
UhciPeiExtra.uni

17
MdeModulePkg/Bus/Pci/UhciPei/UhciPei.uni
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@ -1,17 +0,0 @@
// /** @file
// The UhcPeim driver is responsible for managing the behavior of UHCI controller at PEI phase.
//
// It produces gPeiUsbHostControllerPpiGuid based on gPeiUsbControllerPpiGuid which is used
// to enable recovery function from USB Drivers.
//
// Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
// **/
#string STR_MODULE_ABSTRACT #language en-US "Responsible for managing the behavior of UHCI controller at PEI phase"
#string STR_MODULE_DESCRIPTION #language en-US "It produces gPeiUsbHostControllerPpiGuid based on gPeiUsbControllerPpiGuid, which is used to enable recovery function from USB Drivers."

14
MdeModulePkg/Bus/Pci/UhciPei/UhciPeiExtra.uni
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@ -1,14 +0,0 @@
// /** @file
// UhciPei Localized Strings and Content
//
// Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
// **/
#string STR_PROPERTIES_MODULE_NAME
#language en-US
"UHCI PEI Module for Recovery"

1
MdeModulePkg/MdeModulePkg.dsc
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@ -250,7 +250,6 @@
MdeModulePkg/Bus/Pci/XhciDxe/XhciDxe.inf
MdeModulePkg/Bus/Pci/EhciDxe/EhciDxe.inf
MdeModulePkg/Bus/Pci/UhciDxe/UhciDxe.inf
MdeModulePkg/Bus/Pci/UhciPei/UhciPei.inf
MdeModulePkg/Bus/Pci/EhciPei/EhciPei.inf
MdeModulePkg/Bus/Pci/XhciPei/XhciPei.inf
MdeModulePkg/Bus/Pci/IdeBusPei/IdeBusPei.inf