diff options
Diffstat (limited to 'EdkModulePkg/Library/EdkPciIncompatibleDeviceSupportLib/EdkPciIncompatibleDeviceSupportLib.c')
| -rw-r--r-- | EdkModulePkg/Library/EdkPciIncompatibleDeviceSupportLib/EdkPciIncompatibleDeviceSupportLib.c | 388 |
1 files changed, 0 insertions, 388 deletions
diff --git a/EdkModulePkg/Library/EdkPciIncompatibleDeviceSupportLib/EdkPciIncompatibleDeviceSupportLib.c b/EdkModulePkg/Library/EdkPciIncompatibleDeviceSupportLib/EdkPciIncompatibleDeviceSupportLib.c deleted file mode 100644 index f6638c1607..0000000000 --- a/EdkModulePkg/Library/EdkPciIncompatibleDeviceSupportLib/EdkPciIncompatibleDeviceSupportLib.c +++ /dev/null @@ -1,388 +0,0 @@ -/** @file
- The implementation of PCI incompatible device support libary.
-
-Copyright (c) 2007 Intel Corporation. All rights reserved. <BR>
-This software and associated documentation (if any) is furnished
-under a license and may only be used or copied in accordance
-with the terms of the license. Except as permitted by such
-license, no part of this software or documentation may be
-reproduced, stored in a retrieval system, or transmitted in any
-form or by any means without the express written consent of
-Intel Corporation.
-
-**/
-
-#include "IncompatiblePciDeviceList.h"
-
-/**
- Check whether two PCI devices matched
-
- @param PciDeviceInfo A pointer to EFI_PCI_DEVICE_INFO.
- @param Header A pointer to EFI_PCI_DEVICE_INFO.
-
- @retval returns EFI_SUCCESS if two PCI device matched.
-**/
-STATIC
-EFI_STATUS
-DeviceCheck (
- IN EFI_PCI_DEVICE_INFO *PciDeviceInfo,
- IN EFI_PCI_DEVICE_INFO *Header
- )
-{
- //
- // See if the Header matches the parameters passed in
- //
- if (Header->VendorID != DEVICE_ID_NOCARE) {
- if (PciDeviceInfo->VendorID != Header->VendorID) {
- return EFI_UNSUPPORTED;
- }
- }
-
- if (Header->DeviceID != DEVICE_ID_NOCARE) {
- if (PciDeviceInfo->DeviceID != Header->DeviceID) {
- return EFI_UNSUPPORTED;
- }
- }
-
- if (Header->RevisionID != DEVICE_ID_NOCARE) {
- if (PciDeviceInfo->RevisionID != Header->RevisionID) {
- return EFI_UNSUPPORTED;
- }
- }
-
- if (Header->SubsystemVendorID != DEVICE_ID_NOCARE) {
- if (PciDeviceInfo->SubsystemVendorID != Header->SubsystemVendorID) {
- return EFI_UNSUPPORTED;
- }
- }
-
- if (Header->SubsystemID != DEVICE_ID_NOCARE) {
- if (PciDeviceInfo->SubsystemID != Header->SubsystemID) {
- return EFI_UNSUPPORTED;
- }
- }
-
- return EFI_SUCCESS;
-}
-
-
-/**
- Check the incompatible device list for ACPI resource update and return
- the configuration
-
- This function searches the incompatible device list according to request
- information. If the PCI device belongs to the devices list, corresponding
- configuration informtion will be returned, in the meantime return EFI_SUCCESS.
-
- @param PciDeviceInfo A pointer to PCI device information.
- @param Configuration Returned information.
-
- @retval returns EFI_SUCCESS if check incompatible device ok.
- Otherwise return EFI_UNSUPPORTED.
-**/
-RETURN_STATUS
-EFIAPI
-PciResourceUpdateCheck (
- IN EFI_PCI_DEVICE_INFO *PciDeviceInfo,
- OUT VOID *Configuration
- )
-{
- UINT64 Tag;
- UINT64 *ListPtr;
- UINT64 *TempListPtr;
- EFI_PCI_DEVICE_INFO *Header;
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *AcpiPtr;
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *OldAcpiPtr;
- EFI_PCI_RESOUCE_DESCRIPTOR *Dsc;
- EFI_ACPI_END_TAG_DESCRIPTOR *PtrEnd;
- UINTN Index;
-
- ASSERT (PciDeviceInfo != NULL);
-
- //
- // Initialize the return value to NULL
- //
- * (VOID **) Configuration = NULL;
-
- ListPtr = IncompatiblePciDeviceListForResource;
- while (*ListPtr != LIST_END_TAG) {
-
- Tag = *ListPtr;
-
- switch (Tag) {
- case DEVICE_INF_TAG:
- Header = (EFI_PCI_DEVICE_INFO *) (ListPtr + 1);
- ListPtr = ListPtr + 1 + sizeof (EFI_PCI_DEVICE_INFO) / sizeof (UINT64);
-
- if (DeviceCheck (PciDeviceInfo, Header) != EFI_SUCCESS) {
- continue;
- }
-
- //
- // Matched an item, so construct the ACPI descriptor for the resource.
- //
- //
- // Count the resource items so that to allocate space
- //
- for (Index = 0, TempListPtr = ListPtr; *TempListPtr == DEVICE_RES_TAG; Index++) {
- TempListPtr = TempListPtr + 1 + ((sizeof (EFI_PCI_RESOUCE_DESCRIPTOR)) / sizeof (UINT64));
- }
- //
- // If there is at least one type of resource request,
- // allocate a acpi resource node
- //
- if (Index == 0) {
- return EFI_ABORTED;
- }
-
- AcpiPtr = AllocateZeroPool (
- sizeof (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR) * Index + sizeof (EFI_ACPI_END_TAG_DESCRIPTOR)
- );
-
- OldAcpiPtr = AcpiPtr;
-
- //
- // Fill the EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR structure
- // according to the EFI_PCI_RESOUCE_DESCRIPTOR structure
- //
- for (; *ListPtr == DEVICE_RES_TAG;) {
-
- Dsc = (EFI_PCI_RESOUCE_DESCRIPTOR *) (ListPtr + 1);
-
- AcpiPtr->Desc = ACPI_ADDRESS_SPACE_DESCRIPTOR;
- AcpiPtr->Len = sizeof (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR);
- AcpiPtr->ResType = (UINT8) Dsc->ResType;
- AcpiPtr->GenFlag = (UINT8) Dsc->GenFlag;
- AcpiPtr->SpecificFlag = (UINT8) Dsc->SpecificFlag;
- AcpiPtr->AddrSpaceGranularity = Dsc->AddrSpaceGranularity;;
- AcpiPtr->AddrRangeMin = Dsc->AddrRangeMin;
- AcpiPtr->AddrRangeMax = Dsc->AddrRangeMax;
- AcpiPtr->AddrTranslationOffset = Dsc->AddrTranslationOffset;
- AcpiPtr->AddrLen = Dsc->AddrLen;
-
- ListPtr = ListPtr + 1 + ((sizeof (EFI_PCI_RESOUCE_DESCRIPTOR)) / sizeof (UINT64));
- AcpiPtr++;
- }
- //
- // put the checksum
- //
- PtrEnd = (EFI_ACPI_END_TAG_DESCRIPTOR *) (AcpiPtr);
- PtrEnd->Desc = ACPI_END_TAG_DESCRIPTOR;
- PtrEnd->Checksum = 0;
-
- *(VOID **) Configuration = OldAcpiPtr;
-
- return EFI_SUCCESS;
-
- case DEVICE_RES_TAG:
- //
- // Adjust the pointer to the next PCI resource descriptor item
- //
- ListPtr = ListPtr + 1 + ((sizeof (EFI_PCI_RESOUCE_DESCRIPTOR)) / sizeof (UINT64));
- break;
-
- default:
- return EFI_UNSUPPORTED;
- }
- }
-
- return EFI_UNSUPPORTED;
-
-}
-
-/**
- Check the incompatible device list and return configuraton register mask values.
-
- This function searches the incompatible device list according to request
- information. If the PCI device belongs to the devices list, corresponding
- configuration informtion will be returned, in the meantime return EFI_SUCCESS.
-
- @param PciDeviceInfo A pointer to EFI_PCI_DEVICE_INFO.
- @param AccessType Access Type, READ or WRITE.
- @param Offset The address within the PCI configuration space.
- @param Configuration Returned information.
-
- @retval returns EFI_SUCCESS if check incompatible device ok.
- Otherwise return EFI_UNSUPPORTED.
-**/
-RETURN_STATUS
-EFIAPI
-PciRegisterUpdateCheck (
- IN EFI_PCI_DEVICE_INFO *PciDeviceInfo,
- IN UINT64 AccessType,
- IN UINT64 Offset,
- OUT VOID *Configuration
- )
-{
- EFI_PCI_DEVICE_INFO *Header;
- UINT64 Tag;
- UINT64 *ListPtr;
- EFI_PCI_REGISTER_VALUE_DATA *RegisterPtr;
- EFI_PCI_REGISTER_VALUE_DATA *Dsc;
-
- ASSERT (PciDeviceInfo != NULL);
-
- ListPtr = IncompatiblePciDeviceListForRegister;
-
- //
- // Initialize the return value to NULL
- //
- * (VOID **) Configuration = NULL;
-
- while (*ListPtr != LIST_END_TAG) {
-
- Tag = *ListPtr;
-
- switch (Tag) {
- case DEVICE_INF_TAG:
- Header = (EFI_PCI_DEVICE_INFO *) (ListPtr + 1);
- ListPtr = ListPtr + 1 + sizeof (EFI_PCI_DEVICE_INFO) / sizeof (UINT64);
-
- //
- // Check whether the PCI device matches the device in the incompatible devices list?
- // If not, ship next
- //
- if (DeviceCheck (PciDeviceInfo, Header) != EFI_SUCCESS) {
- continue;
- }
-
- //
- // Matched an item, check whether access matches?
- //
- for (; *ListPtr == DEVICE_RES_TAG;) {
- ListPtr ++;
- if (((EFI_PCI_REGISTER_VALUE_DESCRIPTOR *)ListPtr)->Offset == (Offset & 0xfc)) {
- if (((EFI_PCI_REGISTER_VALUE_DESCRIPTOR *)ListPtr)->AccessType == AccessType) {
-
- Dsc = (EFI_PCI_REGISTER_VALUE_DATA *) (ListPtr + 2);
- RegisterPtr = AllocateZeroPool (sizeof (EFI_PCI_REGISTER_VALUE_DATA));
-
- RegisterPtr->AndValue = Dsc->AndValue;
- RegisterPtr->OrValue = Dsc->OrValue;
-
- *(VOID **) Configuration = RegisterPtr;
-
- return EFI_SUCCESS;
- }
- }
- ListPtr += sizeof (EFI_PCI_REGISTER_VALUE_DESCRIPTOR) / (sizeof (UINT64));
- }
- return EFI_UNSUPPORTED;
-
- case DEVICE_RES_TAG:
- //
- // Adjust the pointer to the next item
- //
- ListPtr = ListPtr + 1 + ((sizeof (EFI_PCI_REGISTER_VALUE_DESCRIPTOR)) / sizeof (UINT64));
- break;
-
- default:
- return EFI_UNSUPPORTED;
- }
- }
-
- return EFI_UNSUPPORTED;
-}
-
-/**
- Check the incompatible device list for access width incompatibility and
- return the configuration
-
- This function searches the incompatible device list for access width
- incompatibility according to request information. If the PCI device
- belongs to the devices list, corresponding configuration informtion
- will be returned, in the meantime return EFI_SUCCESS.
-
- @param PciDeviceInfo A pointer to PCI device information.
- @param AccessType Access type, READ or WRITE.
- @param Offset The address within the PCI configuration space.
- @param AccessWidth Access width needs to check incompatibility.
- @param Configuration Returned information.
-
- @retval returns EFI_SUCCESS if check incompatible device ok.
- Otherwise return EFI_UNSUPPORTED.
-**/
-RETURN_STATUS
-EFIAPI
-PciRegisterAccessCheck (
- IN EFI_PCI_DEVICE_INFO *PciDeviceInfo,
- IN UINT64 AccessType,
- IN UINT64 Offset,
- IN UINT64 AccessWidth,
- OUT VOID *Configuration
- )
-{
- EFI_PCI_DEVICE_INFO *Header;
- UINT64 Tag;
- UINT64 *ListPtr;
- EFI_PCI_REGISTER_ACCESS_DATA *RegisterPtr;
- EFI_PCI_REGISTER_ACCESS_DATA *Dsc;
-
- ASSERT (PciDeviceInfo != NULL);
-
- ListPtr = DeviceListForAccessWidth;
-
- //
- // Initialize the return value to NULL
- //
- * (VOID **) Configuration = NULL;
-
- while (*ListPtr != LIST_END_TAG) {
-
- Tag = *ListPtr;
-
- switch (Tag) {
- case DEVICE_INF_TAG:
- Header = (EFI_PCI_DEVICE_INFO *) (ListPtr + 1);
- ListPtr = ListPtr + 1 + sizeof (EFI_PCI_DEVICE_INFO) / sizeof (UINT64);
-
- //
- // Check whether the PCI device matches the device in the incompatible devices list?
- // If not, ship next
- //
- if (DeviceCheck (PciDeviceInfo, Header) != EFI_SUCCESS) {
- continue;
- }
-
- //
- // Matched an item, check whether access matches?
- //
- for (; *ListPtr == DEVICE_RES_TAG;) {
- ListPtr ++;
- if (((EFI_PCI_REGISTER_ACCESS_DESCRIPTOR *) ListPtr)->AccessType == AccessType &&
- ((EFI_PCI_REGISTER_ACCESS_DESCRIPTOR *) ListPtr)->AccessWidth == AccessWidth ) {
-
- Dsc = (EFI_PCI_REGISTER_ACCESS_DATA *) (ListPtr + 2);
-
- if((Dsc->StartOffset <= Offset) && (Dsc->EndOffset > Offset)) {
-
- RegisterPtr = AllocateZeroPool (sizeof (EFI_PCI_REGISTER_ACCESS_DATA));
-
- RegisterPtr->StartOffset = Dsc->StartOffset;
- RegisterPtr->EndOffset = Dsc->EndOffset;
- RegisterPtr->Width = Dsc->Width;
-
- *(VOID **) Configuration = RegisterPtr;
-
- return EFI_SUCCESS;
- }
- }
- ListPtr += sizeof (EFI_PCI_REGISTER_ACCESS_DESCRIPTOR) / (sizeof (UINT64));
- }
- return EFI_UNSUPPORTED;
-
- case DEVICE_RES_TAG:
- //
- // Adjust the pointer to the next item
- //
- ListPtr = ListPtr + 1 + ((sizeof (EFI_PCI_REGISTER_ACCESS_DESCRIPTOR)) / sizeof (UINT64));
- break;
-
- default:
- return EFI_UNSUPPORTED;
- }
- }
-
- return EFI_UNSUPPORTED;
-}
-
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