OvmfPkg/Include/IndustryStandard/I440FxPiix4.h

   1 /** @file
   2   Various register numbers and value bits based on the following publications:
   3   - Intel(R) datasheet 290549-001
   4   - Intel(R) datasheet 290562-001
   5   - Intel(R) datasheet 297654-006
   6   - Intel(R) datasheet 297738-017
   7
   8   Copyright (C) 2015, Red Hat, Inc.
   9   Copyright (c) 2014, Gabriel L. Somlo <somlo@cmu.edu>
  10
  11   SPDX-License-Identifier: BSD-2-Clause-Patent
  12 **/
  13
  14 #ifndef __I440FX_PIIX4_H__
  15 #define __I440FX_PIIX4_H__
  16
  17 #include <Library/PciLib.h>
  18
  19 //
  20 // Host Bridge Device ID (DID) value for I440FX
  21 //
  22 #define INTEL_82441_DEVICE_ID  0x1237
  23
  24 //
  25 // B/D/F/Type: 0/0/0/PCI
  26 //
  27 #define PMC_REGISTER_PIIX4(Offset)  PCI_LIB_ADDRESS (0, 0, 0, (Offset))
  28
  29 #define PIIX4_PAM0  0x59
  30 #define PIIX4_PAM1  0x5A
  31 #define PIIX4_PAM2  0x5B
  32 #define PIIX4_PAM3  0x5C
  33 #define PIIX4_PAM4  0x5D
  34 #define PIIX4_PAM5  0x5E
  35 #define PIIX4_PAM6  0x5F
  36
  37 //
  38 // B/D/F/Type: 0/1/3/PCI
  39 //
  40 #define POWER_MGMT_REGISTER_PIIX4(Offset)  PCI_LIB_ADDRESS (0, 1, 3, (Offset))
  41
  42 #define PIIX4_PMBA       0x40
  43 #define PIIX4_PMBA_MASK  (BIT15 | BIT14 | BIT13 | BIT12 | BIT11 |         \
  44                                   BIT10 | BIT9  | BIT8  | BIT7  | BIT6)
  45
  46 #define PIIX4_PMREGMISC         0x80
  47 #define PIIX4_PMREGMISC_PMIOSE  BIT0
  48
  49 //
  50 // IO ports
  51 //
  52 #define PIIX4_CPU_HOTPLUG_BASE  0xAF00
  53
  54 #endif