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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Travelping GmbH <info@travelping.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
/* Host-Hub Interface Bridge */
#define GMC 0x50 /* GMCH Misc. Control (0x0000) */
#define GGC 0x52 /* GMCH Graphics Control (0x0030) */
#define DAFC 0x54 /* Device and Function Control (0x0000) */
#define FDHC 0x58 /* Fixed Dram Hole Control */
#define PAM0 0x59 /* Programmable Attribute Map #0 (0x00) */
#define PAM1 0x5a /* Programmable Attribute Map #1 (0x00) */
#define PAM2 0x5b /* Programmable Attribute Map #2 (0x00) */
#define PAM3 0x5c /* Programmable Attribute Map #3 (0x00) */
#define PAM4 0x5d /* Programmable Attribute Map #4 (0x00) */
#define PAM5 0x5e /* Programmable Attribute Map #5 (0x00) */
#define PAM6 0x5f /* Programmable Attribute Map #6 (0x00) */
#define SMRAM 0x60 /* System Management RAM Control (0x02) */
#define ESMRAMC 0x61 /* Extended System Management RAM Control (0x38) */
#define ERRSTS 0x62 /* Error Status (0x0000) */
#define ERRCMD 0x64 /* Error Command (0x0000) */
#define SMICMD 0x66 /* SMI Command (0x00) */
#define SCICMD 0x67 /* SCI Command (0x00) */
#define SHIC 0x74 /* Secondary Host Interface Control Register (0x00006010) */
#define ACAPID 0xA0 /* AGP Capability Identifier (0x00200002) */
#define AGPSTAT 0xA4 /* AGP Status Register (0x1f000217) */
#define AGPCMD 0xA8 /* AGP Command (0x0000) */
#define AGPCTRL 0xB0 /* AGP Control (0x0000) */
#define AFT 0xB2 /* AGP Functional Test (0xe9f0) */
#define ATTBASE 0xB8 /* Aperture Translation Table Base (0x00000000) */
#define AMTT 0xBC /* AGP Interface Multi Transaction Timer (0x00) */
#define LPTT 0xBD /* Low Priority Transaction Timer (0x00) */
#define HEM 0xF0 /* Host Error Control/Status/Obs (0x00000000) */
/* Main Memory Control */
#define DRB 0x40 /* DRAM Row 0-3 Boundary (0x00000000) */
#define DRA 0x50 /* DRAM Row 0-3 Attribute (0x7777) */
#define DRT 0x60 /* DRAM Timing (0x18004425) */
#define PWRMG 0x68 /* DRAM Controller Power Management Control (0x00000000) */
#define DRC 0x70 /* DRAM Controller Mode (0x00000081) */
#define DTC 0xA0 /* DRAM Throttling Control (0x00000000) */
#define DRT_CAS_MASK (3 << 5)
#define DRT_CAS_2_0 (1 << 5)
#define DRT_CAS_2_5 (0 << 5)
#define DRT_TRP_MASK 3
#define DRT_TRP_4 0
#define DRT_TRP_3 1
#define DRT_TRP_2 2
#define DRT_RCD_MASK (3 << 2)
#define DRT_RCD_4 (0 << 2)
#define DRT_RCD_3 (1 << 2)
#define DRT_RCD_2 (2 << 2)
#define DRT_TRAS_MIN_MASK (3 << 9)
#define DRT_TRAS_MIN_8 (0 << 9)
#define DRT_TRAS_MIN_7 (1 << 9)
#define DRT_TRAS_MIN_6 (2 << 9)
#define DRT_TRAS_MIN_5 (3 << 9)
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