71 lines
3.3 KiB
C
71 lines
3.3 KiB
C
/** @file
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DXE Chipset Services Library.
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This file contains only one function that is DxeCsSvcSkipGetPciRom().
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The function DxeCsSvcSkipGetPciRom() use chipset services to return
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a PCI ROM image for the device is represented or not.
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***************************************************************************
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* Copyright (c) 2013, Insyde Software Corp. All Rights Reserved.
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*
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* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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* transmit, broadcast, present, recite, release, license or otherwise exploit
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* any part of this publication in any form, by any means, without the prior
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* written permission of Insyde Software Corporation.
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*
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******************************************************************************
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*/
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#include <PiDxe.h>
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#include <Library/DebugLib.h>
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#include <Library/DxeChipsetSvcLib.h>
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#include <Protocol/H2ODxeChipsetServices.h>
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//
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// Global Variables (This Source File Only)
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//
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extern H2O_CHIPSET_SERVICES_PROTOCOL *mChipsetSvc;
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/**
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Provide IRQ Routing table according to platform specific information.
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@param[OUT] VirtualBusTablePtr A pointer to the VirtualBusTable that list all bridges in this platform
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and bridges' virtual secondary bus.
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@param[OUT] VirtualBusTableEntryNumber A pointer to the VirtualBusTable entry number.
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@param[OUT] IrqPoolTablePtr, A pointer to the IRQ Pool Table.
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@param[OUT] IrqPoolTableNumber, A pointer to the IRQ Pool Table entry number.
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@param[OUT] PirqPriorityTable, A pointer to the PIRQ priority used Table.
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@param[OUT] PirqPriorityTableEntryNumber A pointer to the PIRQ priority used Table entry number.
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@param[OUT] IrqTablePtr A pointer to the IRQ routing Table.
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@retval EFI_SUCCESS Get Platform specific IRQ Routing Info successfully..
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@retval EFI_UNSUPPORTED If the function is not implemented.
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*/
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EFI_STATUS
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DxeCsSvcIrqRoutingInformation (
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OUT LEGACY_MODIFY_PIR_TABLE **VirtualBusTablePtr,
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OUT UINT8 *VirtualBusTableEntryNumber,
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OUT EFI_LEGACY_IRQ_PRIORITY_TABLE_ENTRY **IrqPoolTablePtr,
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OUT UINT8 *IrqPoolTableNumber,
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OUT UINT8 **PirqPriorityTablePtr,
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OUT UINT8 *PirqPriorityTableEntryNumber,
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OUT IRQ_ROUTING_TABLE **IrqRoutingTableInfoPtr
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)
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{
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//
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// Verify that the protocol interface structure contains the function
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// pointer and whether that function pointer is non-NULL. If not, return
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// an error.
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//
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if (mChipsetSvc == NULL ||
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mChipsetSvc->Size < (OFFSET_OF (H2O_CHIPSET_SERVICES_PROTOCOL, IrqRoutingInformation) + sizeof (VOID*)) ||
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mChipsetSvc->IrqRoutingInformation == NULL) {
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DEBUG ((EFI_D_ERROR, "H2O DXE Chipset Services can not be found or member SkipGetPciRom() isn't implement!\n"));
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return EFI_UNSUPPORTED;
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}
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return mChipsetSvc->IrqRoutingInformation (VirtualBusTablePtr, VirtualBusTableEntryNumber,
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IrqPoolTablePtr, IrqPoolTableNumber,
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PirqPriorityTablePtr, PirqPriorityTableEntryNumber,
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IrqRoutingTableInfoPtr);
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}
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