audk/OvmfPkg/Include/IndustryStandard/Q35MchIch9.h

127 lines
3.5 KiB
C

/** @file
Various register numbers and value bits based on the following publications:
- Intel(R) datasheet 316966-002
- Intel(R) datasheet 316972-004
Copyright (C) 2015, Red Hat, Inc.
Copyright (c) 2014, Gabriel L. Somlo <somlo@cmu.edu>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __Q35_MCH_ICH9_H__
#define __Q35_MCH_ICH9_H__
#include <Library/PciLib.h>
#include <Uefi/UefiBaseType.h>
#include <Uefi/UefiSpec.h>
#include <Protocol/PciRootBridgeIo.h>
//
// Host Bridge Device ID (DID) value for Q35/MCH
//
#define INTEL_Q35_MCH_DEVICE_ID 0x29C0
//
// B/D/F/Type: 0/0/0/PCI
//
#define DRAMC_REGISTER_Q35(Offset) PCI_LIB_ADDRESS (0, 0, 0, (Offset))
#define MCH_EXT_TSEG_MB 0x50
#define MCH_EXT_TSEG_MB_QUERY 0xFFFF
#define MCH_GGC 0x52
#define MCH_GGC_IVD BIT1
#define MCH_PCIEXBAR_LOW 0x60
#define MCH_PCIEXBAR_LOWMASK 0x0FFFFFFF
#define MCH_PCIEXBAR_BUS_FF 0
#define MCH_PCIEXBAR_EN BIT0
#define MCH_PCIEXBAR_HIGH 0x64
#define MCH_PCIEXBAR_HIGHMASK 0xFFFFFFF0
#define MCH_PAM0 0x90
#define MCH_PAM1 0x91
#define MCH_PAM2 0x92
#define MCH_PAM3 0x93
#define MCH_PAM4 0x94
#define MCH_PAM5 0x95
#define MCH_PAM6 0x96
#define MCH_DEFAULT_SMBASE_CTL 0x9C
#define MCH_DEFAULT_SMBASE_QUERY 0xFF
#define MCH_DEFAULT_SMBASE_IN_RAM 0x01
#define MCH_DEFAULT_SMBASE_LCK 0x02
#define MCH_DEFAULT_SMBASE_SIZE SIZE_128KB
#define MCH_SMRAM 0x9D
#define MCH_SMRAM_D_LCK BIT4
#define MCH_SMRAM_G_SMRAME BIT3
#define MCH_ESMRAMC 0x9E
#define MCH_ESMRAMC_H_SMRAME BIT7
#define MCH_ESMRAMC_E_SMERR BIT6
#define MCH_ESMRAMC_SM_CACHE BIT5
#define MCH_ESMRAMC_SM_L1 BIT4
#define MCH_ESMRAMC_SM_L2 BIT3
#define MCH_ESMRAMC_TSEG_EXT (BIT2 | BIT1)
#define MCH_ESMRAMC_TSEG_8MB BIT2
#define MCH_ESMRAMC_TSEG_2MB BIT1
#define MCH_ESMRAMC_TSEG_1MB 0
#define MCH_ESMRAMC_TSEG_MASK (BIT2 | BIT1)
#define MCH_ESMRAMC_T_EN BIT0
#define MCH_GBSM 0xA4
#define MCH_GBSM_MB_SHIFT 20
#define MCH_BGSM 0xA8
#define MCH_BGSM_MB_SHIFT 20
#define MCH_TSEGMB 0xAC
#define MCH_TSEGMB_MB_SHIFT 20
#define MCH_TOLUD 0xB0
#define MCH_TOLUD_MB_SHIFT 4
//
// B/D/F/Type: 0/0x1f/0/PCI
//
#define POWER_MGMT_REGISTER_Q35(Offset) \
PCI_LIB_ADDRESS (0, 0x1f, 0, (Offset))
#define POWER_MGMT_REGISTER_Q35_EFI_PCI_ADDRESS(Offset) \
EFI_PCI_ADDRESS (0, 0x1f, 0, (Offset))
#define ICH9_PMBASE 0x40
#define ICH9_PMBASE_MASK (BIT15 | BIT14 | BIT13 | BIT12 | BIT11 | \
BIT10 | BIT9 | BIT8 | BIT7)
#define ICH9_ACPI_CNTL 0x44
#define ICH9_ACPI_CNTL_ACPI_EN BIT7
#define ICH9_GEN_PMCON_1 0xA0
#define ICH9_GEN_PMCON_1_SMI_LOCK BIT4
#define ICH9_RCBA 0xF0
#define ICH9_RCBA_EN BIT0
//
// IO ports
//
#define ICH9_APM_CNT 0xB2
#define ICH9_APM_STS 0xB3
#define ICH9_CPU_HOTPLUG_BASE 0x0CD8
//
// IO ports relative to PMBASE
//
#define ICH9_PMBASE_OFS_SMI_EN 0x30
#define ICH9_SMI_EN_APMC_EN BIT5
#define ICH9_SMI_EN_GBL_SMI_EN BIT0
#define ICH9_ROOT_COMPLEX_BASE 0xFED1C000
#endif