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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2008 coresystems GmbH
* Copyright (C) 2011 Google Inc.
* Copyright (C) 2013 Vladimir Serbinenko
*
* 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; version 2 of the License.
*
* 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.
*/
#ifndef __NORTHBRIDGE_INTEL_NEHALEM_NEHALEM_H__
#define __NORTHBRIDGE_INTEL_NEHALEM_NEHALEM_H__
#ifndef __ASSEMBLER__
typedef struct {
unsigned int CAS;
unsigned int tRAS;
unsigned int tRP;
unsigned int tRCD;
unsigned int tRFC;
unsigned int tWR;
unsigned int tRD;
unsigned int tRRD;
unsigned int tFAW;
unsigned int tWL;
} timings_t;
/* The setup is one DIMM per channel, so there's no need to find a
common timing setup between multiple chips (but chip and controller
still need to be coordinated */
typedef struct {
int txt_enabled;
int cores;
int max_ddr2_mhz;
int max_ddr3_mt;
int max_fsb_mhz;
int max_render_mhz;
int spd_type;
timings_t selected_timings;
} sysinfo_t;
#endif
#define DEFAULT_HECIBAR ((u8 *)0xfed17000)
#define IOMMU_BASE1 0xfed90000
#define IOMMU_BASE2 0xfed91000
#define IOMMU_BASE3 0xfed92000
#define IOMMU_BASE4 0xfed93000
/*
* D0:F0
*/
#define D0F0_EPBAR_LO 0x40
#define D0F0_EPBAR_HI 0x44
#define D0F0_MCHBAR_LO 0x48
#define D0F0_MCHBAR_HI 0x4c
#define D0F0_GGC 0x52
#define D0F0_DEVEN 0x54
/* Note: Intel's datasheet is broken. Assume the following values are correct */
#define DEVEN_PEG60 (1 << 13)
#define DEVEN_IGD (1 << 3)
#define DEVEN_PEG10 (1 << 1)
#define DEVEN_HOST (1 << 0)
#define D0F0_PCIEXBAR_LO 0x60
#define D0F0_PCIEXBAR_HI 0x64
#define D0F0_DMIBAR_LO 0x68
#define D0F0_DMIBAR_HI 0x6c
#define D0F0_PMBASE 0x78
#define QPD0F1_PAM(x) (0x40+(x)) /* 0-6*/
#define D0F0_REMAPBASE 0x98
#define D0F0_REMAPLIMIT 0x9a
#define D0F0_TOM 0xa0
#define D0F0_TOUUD 0xa2
#define D0F0_IGD_BASE 0xa4
#define D0F0_GTT_BASE 0xa8
#define D0F0_TOLUD 0xb0
#define D0F0_SKPD 0xdc /* Scratchpad Data */
#define D0F0_CAPID0 0xe0
#define TSEG 0xac /* TSEG base */
/*
* D1:F0 PEG
*/
#define PEG_CAP 0xa2
#define SLOTCAP 0xb4
#define PEGLC 0xec
#define D1F0_VCCAP 0x104
#define D1F0_VC0RCTL 0x114
/* Chipset types */
#define NEHALEM_MOBILE 0
#define NEHALEM_DESKTOP 1
#define NEHALEM_SERVER 2
/* Device ID for SandyBridge and IvyBridge */
#define BASE_REV_SNB 0x00
#define BASE_REV_IVB 0x50
#define BASE_REV_MASK 0x50
/* SandyBridge CPU stepping */
#define SNB_STEP_D0 (BASE_REV_SNB + 5) /* Also J0 */
#define SNB_STEP_D1 (BASE_REV_SNB + 6)
#define SNB_STEP_D2 (BASE_REV_SNB + 7) /* Also J1/Q0 */
/* IvyBridge CPU stepping */
#define IVB_STEP_A0 (BASE_REV_IVB + 0)
#define IVB_STEP_B0 (BASE_REV_IVB + 2)
#define IVB_STEP_C0 (BASE_REV_IVB + 4)
#define IVB_STEP_K0 (BASE_REV_IVB + 5)
#define IVB_STEP_D0 (BASE_REV_IVB + 6)
/* Northbridge BARs */
#ifndef __ACPI__
#define DEFAULT_MCHBAR ((u8 *)0xfed10000) /* 16 KB */
#define DEFAULT_DMIBAR ((u8 *)0xfed18000) /* 4 KB */
#else
#define DEFAULT_MCHBAR 0xfed10000 /* 16 KB */
#define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */
#endif
#define DEFAULT_EPBAR 0xfed19000 /* 4 KB */
#define DEFAULT_RCBABASE ((u8 *)0xfed1c000)
#define QUICKPATH_BUS 0xff
#include <southbridge/intel/ibexpeak/pch.h>
/* Everything below this line is ignored in the DSDT */
#ifndef __ACPI__
/* Device 0:0.0 PCI configuration space (Host Bridge) */
#define EPBAR 0x40
#define MCHBAR 0x48
#define PCIEXBAR 0x60
#define DMIBAR 0x68
#define X60BAR 0x60
#define LAC 0x87 /* Legacy Access Control */
#define QPD0F1_SMRAM 0x4d /* System Management RAM Control */
#define SKPAD 0xdc /* Scratchpad Data */
/* Device 0:2.0 PCI configuration space (Graphics Device) */
#define MSAC 0x62 /* Multi Size Aperture Control */
/*
* MCHBAR
*/
#define MCHBAR8(x) (*((volatile u8 *)(DEFAULT_MCHBAR + (x))))
#define MCHBAR16(x) (*((volatile u16 *)(DEFAULT_MCHBAR + (x))))
#define MCHBAR32(x) (*((volatile u32 *)(DEFAULT_MCHBAR + (x))))
#define MCHBAR8_AND(x, and) (MCHBAR8(x) = MCHBAR8(x) & (and))
#define MCHBAR8_OR(x, or) (MCHBAR8(x) = MCHBAR8(x) | (or))
#define MCHBAR8_AND_OR(x, and, or) \
(MCHBAR8(x) = (MCHBAR8(x) & (and)) | (or))
#define MCHBAR16_AND(x, and) (MCHBAR16(x) = MCHBAR16(x) & (and))
#define MCHBAR16_OR(x, or) (MCHBAR16(x) = MCHBAR16(x) | (or))
#define MCHBAR16_AND_OR(x, and, or) \
(MCHBAR16(x) = (MCHBAR16(x) & (and)) | (or))
#define MCHBAR32_AND(x, and) (MCHBAR32(x) = MCHBAR32(x) & (and))
#define MCHBAR32_OR(x, or) (MCHBAR32(x) = MCHBAR32(x) | (or))
#define MCHBAR32_AND_OR(x, and, or) \
(MCHBAR32(x) = (MCHBAR32(x) & (and)) | (or))
#define BIOS_RESET_CPL 0x5da8 /* 8bit */
/*
* EPBAR - Egress Port Root Complex Register Block
*/
#define EPBAR8(x) (*((volatile u8 *)(DEFAULT_EPBAR + (x))))
#define EPBAR16(x) (*((volatile u16 *)(DEFAULT_EPBAR + (x))))
#define EPBAR32(x) (*((volatile u32 *)(DEFAULT_EPBAR + (x))))
#define EPPVCCAP1 0x004 /* 32bit */
#define EPPVCCAP2 0x008 /* 32bit */
#define EPVC0RCAP 0x010 /* 32bit */
#define EPVC0RCTL 0x014 /* 32bit */
#define EPVC0RSTS 0x01a /* 16bit */
#define EPVC1RCAP 0x01c /* 32bit */
#define EPVC1RCTL 0x020 /* 32bit */
#define EPVC1RSTS 0x026 /* 16bit */
#define EPVC1MTS 0x028 /* 32bit */
#define EPVC1IST 0x038 /* 64bit */
#define EPESD 0x044 /* 32bit */
#define EPLE1D 0x050 /* 32bit */
#define EPLE1A 0x058 /* 64bit */
#define EPLE2D 0x060 /* 32bit */
#define EPLE2A 0x068 /* 64bit */
#define PORTARB 0x100 /* 256bit */
/*
* DMIBAR
*/
#define DMIBAR8(x) (*((volatile u8 *)(DEFAULT_DMIBAR + (x))))
#define DMIBAR16(x) (*((volatile u16 *)(DEFAULT_DMIBAR + (x))))
#define DMIBAR32(x) (*((volatile u32 *)(DEFAULT_DMIBAR + (x))))
#define DMIVCECH 0x000 /* 32bit */
#define DMIPVCCAP1 0x004 /* 32bit */
#define DMIPVCCAP2 0x008 /* 32bit */
#define DMIPVCCCTL 0x00c /* 16bit */
#define DMIVC0RCAP 0x010 /* 32bit */
#define DMIVC0RCTL 0x014 /* 32bit */
#define DMIVC0RSTS 0x01a /* 16bit */
#define DMIVC1RCAP 0x01c /* 32bit */
#define DMIVC1RCTL 0x020 /* 32bit */
#define DMIVC1RSTS 0x026 /* 16bit */
#define DMILE1D 0x050 /* 32bit */
#define DMILE1A 0x058 /* 64bit */
#define DMILE2D 0x060 /* 32bit */
#define DMILE2A 0x068 /* 64bit */
#define DMILCAP 0x084 /* 32bit */
#define DMILCTL 0x088 /* 16bit */
#define DMILSTS 0x08a /* 16bit */
#define DMICTL1 0x0f0 /* 32bit */
#define DMICTL2 0x0fc /* 32bit */
#define DMICC 0x208 /* 32bit */
#define DMIDRCCFG 0xeb4 /* 32bit */
#ifndef __ASSEMBLER__
static inline void barrier(void) { asm("" ::: "memory"); }
#define PCI_DEVICE_ID_SB 0x0104
#define PCI_DEVICE_ID_IB 0x0154
#ifdef __SMM__
void intel_nehalem_finalize_smm(void);
#else /* !__SMM__ */
int bridge_silicon_revision(void);
void nehalem_early_initialization(int chipset_type);
void nehalem_late_initialization(void);
#endif /* !__SMM__ */
#endif
#endif
#endif /* __NORTHBRIDGE_INTEL_NEHALEM_NEHALEM_H__ */
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