mirror of https://github.com/acidanthera/audk.git
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/** @file
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OVMF Platform definitions
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Copyright (c) 2014, Gabriel L. Somlo <somlo@cmu.edu>
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This program and the accompanying materials are licensed and made
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available under the terms and conditions of the BSD License which
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accompanies this distribution. The full text of the license may
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be found at 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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**/
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#ifndef __OVMF_PLATFORMS_H__
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#define __OVMF_PLATFORMS_H__
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#include <Library/PciLib.h>
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#include <IndustryStandard/Pci22.h>
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//
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// Host Bridge Device ID (DID) values for PIIX4 and Q35/MCH
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//
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#define INTEL_82441_DEVICE_ID 0x1237 // PIIX4
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#define INTEL_Q35_MCH_DEVICE_ID 0x29C0 // Q35
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//
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// OVMF Host Bridge DID Address
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//
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#define OVMF_HOSTBRIDGE_DID \
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PCI_LIB_ADDRESS (0, 0, 0, PCI_DEVICE_ID_OFFSET)
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//
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// Power Management Device and Function numbers for PIIX4 and Q35/MCH
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//
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#define OVMF_PM_DEVICE_PIIX4 0x01
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#define OVMF_PM_FUNC_PIIX4 0x03
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#define OVMF_PM_DEVICE_Q35 0x1f
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#define OVMF_PM_FUNC_Q35 0x00
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//
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// Power Management Register access for PIIX4 and Q35/MCH
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//
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#define POWER_MGMT_REGISTER_PIIX4(Offset) \
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PCI_LIB_ADDRESS (0, OVMF_PM_DEVICE_PIIX4, OVMF_PM_FUNC_PIIX4, (Offset))
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#define POWER_MGMT_REGISTER_Q35(Offset) \
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PCI_LIB_ADDRESS (0, OVMF_PM_DEVICE_Q35, OVMF_PM_FUNC_Q35, (Offset))
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#endif
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