mirror of https://github.com/acidanthera/audk.git
83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
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/*++
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Copyright (c) 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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EfiPciCfg.h
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Abstract:
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Abstract the common fields of PciCfg definition between Framework 0.9x
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and PI 1.0.
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--*/
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#ifndef _EFI_PCI_CFG_H_
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#define _EFI_PCI_CFG_H_
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//
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// Framework specification 0.9x definition.
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//
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typedef enum {
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PeiPciCfgWidthUint8 = 0,
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PeiPciCfgWidthUint16 = 1,
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PeiPciCfgWidthUint32 = 2,
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PeiPciCfgWidthUint64 = 3,
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PeiPciCfgWidthMaximum
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} PEI_PCI_CFG_PPI_WIDTH;
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#define PEI_PCI_CFG_ADDRESS(bus, dev, func, reg) ( \
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(UINT64) ((((UINTN) bus) << 24) + (((UINTN) dev) << 16) + (((UINTN) func) << 8) + ((UINTN) reg)) \
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) & 0x00000000ffffffff
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//
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// PI 1.0 definition.
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//
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typedef enum {
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EfiPeiPciCfgWidthUint8 = 0,
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EfiPeiPciCfgWidthUint16 = 1,
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EfiPeiPciCfgWidthUint32 = 2,
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EfiPeiPciCfgWidthUint64 = 3,
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EfiPeiPciCfgWidthMaximum
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} EFI_PEI_PCI_CFG_PPI_WIDTH;
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#define EFI_PEI_PCI_CFG_ADDRESS(bus, dev, func, reg) \
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( ((bus) << 24) | \
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((dev) << 16) | \
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((func) << 8) | \
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((reg) < 256 ? (reg): ((UINT64)(reg) << 32)))
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#if (PI_SPECIFICATION_VERSION < 0x00010000)
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typedef struct {
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UINT8 Register;
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UINT8 Function;
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UINT8 Device;
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UINT8 Bus;
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UINT8 Reserved[4];
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} PEI_PCI_CFG_PPI_PCI_ADDRESS;
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typedef PEI_PCI_CFG_PPI_PCI_ADDRESS EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS;
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#else
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typedef struct {
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UINT8 Register;
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UINT8 Function;
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UINT8 Device;
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UINT8 Bus;
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UINT32 ExtendedRegister;
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} EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS;
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#endif
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#endif
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