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/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef NORTHBRIDGE_INTEL_PINEVIEW_H
#define NORTHBRIDGE_INTEL_PINEVIEW_H
#include <northbridge/intel/pineview/iomap.h>
#include <southbridge/intel/i82801gx/i82801gx.h>
#define BOOT_PATH_NORMAL 0
#define BOOT_PATH_RESET 1
#define BOOT_PATH_RESUME 2
#define SYSINFO_DIMM_NOT_POPULATED 0x00
#define SYSINFO_DIMM_X16SS 0x01
#define SYSINFO_DIMM_X16DS 0x02
#define SYSINFO_DIMM_X8DS 0x05
#define SYSINFO_DIMM_X8DDS 0x06
/* Device 0:0.0 PCI configuration space (Host Bridge) */
#define HOST_BRIDGE PCI_DEV(0, 0, 0)
#define EPBAR 0x40
#define MCHBAR 0x48
#define PCIEXBAR 0x60
#define DMIBAR 0x68
#define PMIOBAR 0x78
#define GGC 0x52 /* GMCH Graphics Control */
#define DEVEN 0x54 /* Device Enable */
#define DEVEN_D0F0 (1 << 0)
#define DEVEN_D1F0 (1 << 1)
#define DEVEN_D2F0 (1 << 3)
#define DEVEN_D2F1 (1 << 4)
#ifndef BOARD_DEVEN
#define BOARD_DEVEN ( DEVEN_D0F0 | DEVEN_D2F0 | DEVEN_D2F1 )
#endif /* BOARD_DEVEN */
#define PAM0 0x90
#define PAM1 0x91
#define PAM2 0x92
#define PAM3 0x93
#define PAM4 0x94
#define PAM5 0x95
#define PAM6 0x96
#define LAC 0x97 /* Legacy Access Control */
#define REMAPBASE 0x98
#define REMAPLIMIT 0x9a
#define SMRAM 0x9d /* System Management RAM Control */
#define ESMRAMC 0x9e /* Extended System Management RAM Control */
#define TOM 0xa0
#define TOUUD 0xa2
#define GBSM 0xa4
#define BGSM 0xa8
#define TSEG 0xac
#define TOLUD 0xb0 /* Top of Low Used Memory */
#define ERRSTS 0xc8
#define ERRCMD 0xca
#define SMICMD 0xcc
#define SCICMD 0xce
#define CGDIS 0xd8
#define SKPAD 0xdc /* Scratchpad Data */
#define CAPID0 0xe0
#define DEV0T 0xf0
#define MSLCK 0xf4
#define MID0 0xf8
#define DEBUP0 0xfc
/* Device 0:1.0 PCI configuration space (PCI Express) */
#define PEGSTS 0x214 /* 32 bits */
/* Device 0:2.0 PCI configuration space (Integrated Graphics Device) */
#define GMCH_IGD PCI_DEV(0, 2, 0)
#define GMADR 0x18
#define GTTADR 0x1c
#define BSM 0x5c
#define GPIO32(x) *((volatile u32 *)(DEFAULT_GPIOBASE + x))
/*
* 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))) /* FIXME: causes changes */
#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 "mchbar_regs.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))
/*
* 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))
enum fsb_clk {
FSB_CLOCK_667MHz = 0,
FSB_CLOCK_800MHz = 1,
};
enum mem_clk {
MEM_CLOCK_667MHz = 0,
MEM_CLOCK_800MHz = 1,
};
enum ddr {
DDR2 = 2,
DDR3 = 3,
};
enum chip_width { /* as in DDR3 spd */
CHIP_WIDTH_x4 = 0,
CHIP_WIDTH_x8 = 1,
CHIP_WIDTH_x16 = 2,
CHIP_WIDTH_x32 = 3,
};
enum chip_cap { /* as in DDR3 spd */
CHIP_CAP_256M = 0,
CHIP_CAP_512M = 1,
CHIP_CAP_1G = 2,
CHIP_CAP_2G = 3,
CHIP_CAP_4G = 4,
CHIP_CAP_8G = 5,
CHIP_CAP_16G = 6,
};
struct timings {
unsigned int CAS;
enum fsb_clk fsb_clock;
enum mem_clk mem_clock;
unsigned int tRAS;
unsigned int tRP;
unsigned int tRCD;
unsigned int tWR;
unsigned int tRFC;
unsigned int tWTR;
unsigned int tRRD;
unsigned int tRTP;
};
struct dimminfo {
unsigned int card_type; /* 0x0: unpopulated,
0xa - 0xf: raw card type A - F */
u8 type;
enum chip_width width;
enum chip_cap chip_capacity;
unsigned int page_size; /* of whole DIMM in Bytes (4096 or 8192) */
unsigned int sides;
unsigned int banks;
unsigned int ranks;
unsigned int rows;
unsigned int cols;
unsigned int cas_latencies;
unsigned int tAAmin;
unsigned int tCKmin;
unsigned int tWR;
unsigned int tRP;
unsigned int tRCD;
unsigned int tRAS;
unsigned int rank_capacity_mb; /* per rank in Megabytes */
u8 spd_data[256];
};
struct pllparam {
u8 kcoarse[2][72];
u8 pi[2][72];
u8 dben[2][72];
u8 dbsel[2][72];
u8 clkdelay[2][72];
};
struct sysinfo {
u8 maxpi;
u8 pioffset;
u8 pi[8];
u16 coarsectrl;
u16 coarsedelay;
u16 mediumphase;
u16 readptrdelay;
int txt_enabled;
int cores;
int boot_path;
int max_ddr2_mhz;
int max_ddr3_mt;
int max_fsb_mhz;
int max_render_mhz;
int enable_igd;
int enable_peg;
u16 ggc;
int dimm_config[2];
int dimms_per_ch;
int spd_type;
int channel_capacity[2];
struct timings selected_timings;
struct dimminfo dimms[4];
u8 spd_map[4];
u8 nodll;
u8 async;
u8 dt0mode;
u8 mvco4x; /* 0 (8x) or 1 (4x) */
};
void pineview_early_init(void);
u32 decode_igd_memory_size(const u32 gms);
u32 decode_igd_gtt_size(const u32 gsm);
u8 decode_pciebar(u32 *const base, u32 *const len);
/* Mainboard romstage callback functions */
void get_mb_spd_addrmap(u8 *spd_addr_map);
void mb_pirq_setup(void); /* optional */
struct acpi_rsdp;
unsigned long northbridge_write_acpi_tables(unsigned long start, struct acpi_rsdp *rsdp);
#endif /* NORTHBRIDGE_INTEL_PINEVIEW_H */
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