mirror of https://github.com/acidanthera/audk.git
51 lines
2.3 KiB
C
51 lines
2.3 KiB
C
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/** @file
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Misc Registers Definition.
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Copyright (c) 2011 - 2015, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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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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--*/
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#ifndef _I2C_ACCESS_H_
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#define _I2C_ACCESS_H_
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#include "I2CIoLibPei.h"
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#define DEFAULT_PCI_BUS_NUMBER_PCH 0
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#define PCI_DEVICE_NUMBER_PCH_LPC 31
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#define PCI_FUNCTION_NUMBER_PCH_LPC 0
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#define R_PCH_LPC_ACPI_BASE 0x40 // ABASE, 16bit
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#define R_PCH_LPC_ACPI_BASEADR 0x400 // ABASE, 16bit
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#define B_PCH_LPC_ACPI_BASE_EN BIT1 // Enable Bit
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#define B_PCH_LPC_ACPI_BASE_BAR 0x0000FF80 // Base Address, 128 Bytes
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#define V_PCH_ACPI_PM1_TMR_MAX_VAL 0x1000000 // The timer is 24 bit overflow
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#define B_PCH_ACPI_PM1_TMR_VAL 0xFFFFFF // The timer value mask
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#define R_PCH_ACPI_PM1_TMR 0x08 // Power Management 1 Timer
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#define V_PCH_ACPI_PM1_TMR_FREQUENCY 3579545 // Timer Frequency
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#define PchLpcPciCfg8(Register) I2CLibPeiMmioRead8 (MmPciAddress (0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, Register))
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#define PCIEX_BASE_ADDRESS 0xE0000000
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#define PCI_EXPRESS_BASE_ADDRESS ((VOID *) (UINTN) PCIEX_BASE_ADDRESS)
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#define MmPciAddress( Segment, Bus, Device, Function, Register ) \
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( (UINTN)PCI_EXPRESS_BASE_ADDRESS + \
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(UINTN)(Bus << 20) + \
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(UINTN)(Device << 15) + \
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(UINTN)(Function << 12) + \
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(UINTN)(Register) \
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)
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#endif
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