| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2007-2008 coresystems GmbH |
| * Copyright (C) 2011 Google Inc. |
| * |
| * 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. |
| * |
| * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__ |
| #define __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__ 1 |
| |
| /* Chipset types */ |
| #define SANDYBRIDGE_MOBILE 0 |
| #define SANDYBRIDGE_DESKTOP 1 |
| #define SANDYBRIDGE_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) |
| |
| /* Intel Enhanced Debug region must be 4MB */ |
| #define IED_SIZE 0x400000 |
| |
| /* Northbridge BARs */ |
| #define DEFAULT_PCIEXBAR CONFIG_MMCONF_BASE_ADDRESS /* 4 KB per PCIe device */ |
| #define DEFAULT_MCHBAR 0xfed10000 /* 16 KB */ |
| #define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */ |
| #define DEFAULT_EPBAR 0xfed19000 /* 4 KB */ |
| #define DEFAULT_RCBABASE 0xfed1c000 |
| |
| #include "../../../southbridge/intel/bd82x6x/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 GGC 0x50 /* GMCH Graphics Control */ |
| |
| #define DEVEN 0x54 /* Device Enable */ |
| #define DEVEN_PEG60 (1 << 13) |
| #define DEVEN_IGD (1 << 4) |
| #define DEVEN_PEG10 (1 << 3) |
| #define DEVEN_PEG11 (1 << 2) |
| #define DEVEN_PEG12 (1 << 1) |
| #define DEVEN_HOST (1 << 0) |
| |
| #define PAM0 0x80 |
| #define PAM1 0x81 |
| #define PAM2 0x82 |
| #define PAM3 0x83 |
| #define PAM4 0x84 |
| #define PAM5 0x85 |
| #define PAM6 0x86 |
| |
| #define LAC 0x87 /* Legacy Access Control */ |
| #define SMRAM 0x88 /* System Management RAM Control */ |
| #define D_OPEN (1 << 6) |
| #define D_CLS (1 << 5) |
| #define D_LCK (1 << 4) |
| #define G_SMRAME (1 << 3) |
| #define C_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0)) |
| |
| #define TOM 0xa0 |
| #define TOUUD 0xa8 /* Top of Upper Usable DRAM */ |
| #define TSEG 0xb8 /* TSEG base */ |
| #define TOLUD 0xbc /* Top of Low Used Memory */ |
| |
| #define SKPAD 0xdc /* Scratchpad Data */ |
| |
| /* Device 0:1.0 PCI configuration space (PCI Express) */ |
| |
| #define BCTRL1 0x3e /* 16bit */ |
| |
| |
| /* 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 MCHBAR32_OR(x, or) MCHBAR32(x) = (MCHBAR32(x) | (or)) |
| |
| #define SSKPD 0x5d14 /* 16bit (scratchpad) */ |
| #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 DMIVC0RCTL0 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"); } |
| |
| struct ied_header { |
| char signature[10]; |
| u32 size; |
| u8 reserved[34]; |
| } __attribute__ ((packed)); |
| |
| #define PCI_DEVICE_ID_SB 0x0104 |
| #define PCI_DEVICE_ID_IB 0x0154 |
| |
| #ifdef __SMM__ |
| void intel_sandybridge_finalize_smm(void); |
| #else /* !__SMM__ */ |
| int bridge_silicon_revision(void); |
| void sandybridge_early_initialization(int chipset_type); |
| void sandybridge_late_initialization(void); |
| |
| /* debugging functions */ |
| void print_pci_devices(void); |
| void dump_pci_device(unsigned dev); |
| void dump_pci_devices(void); |
| void dump_spd_registers(void); |
| void dump_mem(unsigned start, unsigned end); |
| void report_platform_info(void); |
| #endif /* !__SMM__ */ |
| |
| |
| #define MRC_DATA_ALIGN 0x1000 |
| #define MRC_DATA_SIGNATURE (('M'<<0)|('R'<<8)|('C'<<16)|('D'<<24)) |
| |
| struct mrc_data_container { |
| u32 mrc_signature; // "MRCD" |
| u32 mrc_data_size; // Actual total size of this structure |
| u32 mrc_checksum; // IP style checksum |
| u32 reserved; // For header alignment |
| u8 mrc_data[0]; // Variable size, platform/run time dependent. |
| } __attribute__ ((packed)); |
| |
| struct mrc_data_container *next_mrc_block(struct mrc_data_container *mrc_cache); |
| int is_mrc_cache(struct mrc_data_container *mrc_cache); |
| u32 get_mrc_cache_region(struct mrc_data_container **mrc_region_ptr); |
| struct mrc_data_container *find_next_mrc_cache(void); |
| struct mrc_data_container *find_current_mrc_cache(void); |
| #if !defined(__PRE_RAM__) |
| void update_mrc_cache(void); |
| #endif |
| |
| #endif |
| #endif |
| #endif |
