mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
2d934e5703
This setting will be used by more than just ivybridge so make it common. Also rename it to PCIE_ECAM_BASE which is a more descriptive name. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
/*
|
|
* Copyright (c) 2014 Google, Inc
|
|
*
|
|
* From Coreboot file of the same name
|
|
*
|
|
* Copyright (C) 2007-2008 coresystems GmbH
|
|
* Copyright (C) 2011 Google Inc.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0
|
|
*/
|
|
|
|
#ifndef _ACH_ASM_SANDYBRIDGE_H
|
|
#define _ACH_ASM_SANDYBRIDGE_H
|
|
|
|
/* 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_MCHBAR 0xfed10000 /* 16 KB */
|
|
#define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */
|
|
#define DEFAULT_EPBAR 0xfed19000 /* 4 KB */
|
|
#define DEFAULT_RCBABASE 0xfed1c000
|
|
/* 4 KB per PCIe device */
|
|
#define DEFAULT_PCIEXBAR CONFIG_PCIE_ECAM_BASE
|
|
|
|
/* 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 */
|
|
#define SWSCI 0xe8 /* SWSCI enable */
|
|
#define ASLS 0xfc /* OpRegion Base */
|
|
|
|
/*
|
|
* MCHBAR
|
|
*/
|
|
#define MCHBAR_REG(reg) (DEFAULT_MCHBAR + (reg))
|
|
|
|
#define SSKPD 0x5d14 /* 16bit (scratchpad) */
|
|
#define BIOS_RESET_CPL 0x5da8 /* 8bit */
|
|
|
|
/*
|
|
* DMIBAR
|
|
*/
|
|
|
|
#define DMIBAR_REG(x) (DEFAULT_DMIBAR + x)
|
|
|
|
int bridge_silicon_revision(void);
|
|
|
|
void northbridge_enable(pci_dev_t dev);
|
|
void northbridge_init(pci_dev_t dev);
|
|
|
|
void report_platform_info(void);
|
|
|
|
void sandybridge_early_init(int chipset_type);
|
|
|
|
#endif
|