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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__
#define __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__
/* 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 5 /* Also J0 */
#define SNB_STEP_D1 6
#define SNB_STEP_D2 7 /* Also J1/Q0 */
/* IvyBridge CPU stepping */
#define IVB_STEP_A0 0
#define IVB_STEP_B0 2
#define IVB_STEP_C0 4
#define IVB_STEP_K0 5
#define IVB_STEP_D0 6
#include "memmap.h"
/* Everything below this line is ignored in the DSDT */
#ifndef __ACPI__
#include <types.h>
/* Chipset types */
enum platform_type {
PLATFORM_MOBILE = 0,
PLATFORM_DESKTOP_SERVER,
};
/* Device 0:0.0 PCI configuration space (Host Bridge) */
#define HOST_BRIDGE PCI_DEV(0, 0, 0)
#include "registers/host_bridge.h"
/* Devices 0:1.0, 0:1.1, 0:1.2, 0:6.0 PCI configuration space (PCI Express Graphics) */
#define AFE_PWRON 0xc24 /* PEG Analog Front-End Power-On */
/* 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 MCHBAR16_AND(x, and) (MCHBAR16(x) = MCHBAR16(x) & (and))
#define MCHBAR32_AND(x, and) (MCHBAR32(x) = MCHBAR32(x) & (and))
#define MCHBAR8_OR(x, or) (MCHBAR8(x) = MCHBAR8(x) | (or))
#define MCHBAR16_OR(x, or) (MCHBAR16(x) = MCHBAR16(x) | (or))
#define MCHBAR32_OR(x, or) (MCHBAR32(x) = MCHBAR32(x) | (or))
#define MCHBAR8_AND_OR(x, and, or) (MCHBAR8(x) = (MCHBAR8(x) & (and)) | (or))
#define MCHBAR16_AND_OR(x, and, or) (MCHBAR16(x) = (MCHBAR16(x) & (and)) | (or))
#define MCHBAR32_AND_OR(x, and, or) (MCHBAR32(x) = (MCHBAR32(x) & (and)) | (or))
/* As there are many registers, define them on a separate file */
#include "registers/mchbar.h"
/*
* 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))))
#include "registers/epbar.h"
/*
* 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))))
#include "registers/dmibar.h"
#ifndef __ASSEMBLER__
bool is_sandybridge(void);
void intel_sandybridge_finalize_smm(void);
void systemagent_early_init(void);
void sandybridge_init_iommu(void);
void sandybridge_late_initialization(void);
void northbridge_romstage_finalize(int s3resume);
void early_init_dmi(void);
/* mainboard_early_init: Optional callback, run after console init but before raminit. */
void mainboard_early_init(int s3resume);
int mainboard_should_reset_usb(int s3resume);
void perform_raminit(int s3resume);
void report_memory_config(void);
enum platform_type get_platform_type(void);
int decode_pcie_bar(u32 *const base, u32 *const len);
#include <device/device.h>
struct acpi_rsdp;
unsigned long northbridge_write_acpi_tables(const struct device *device, unsigned long start,
struct acpi_rsdp *rsdp);
#endif
#endif
#endif /* __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__ */
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