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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef NORTHBRIDGE_INTEL_I945_H
#define NORTHBRIDGE_INTEL_I945_H
/* Northbridge BARs */
#define DEFAULT_X60BAR 0xfed13000
#ifndef __ACPI__
#define DEFAULT_MCHBAR ((u8 *)0xfed14000) /* 16 KB */
#define DEFAULT_DMIBAR ((u8 *)0xfed18000) /* 4 KB */
#else
#define DEFAULT_MCHBAR 0xfed14000 /* 16 KB */
#define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */
#endif
#define DEFAULT_EPBAR 0xfed19000 /* 4 KB */
#include <southbridge/intel/i82801gx/i82801gx.h>
/* Everything below this line is ignored in the DSDT */
#ifndef __ACPI__
/* Display defines for the interrupt 15h handler */
#define INT15_5F35_CL_DISPLAY_DEFAULT 0
#define INT15_5F35_CL_DISPLAY_CRT (1 << 0)
#define INT15_5F35_CL_DISPLAY_TV (1 << 1)
#define INT15_5F35_CL_DISPLAY_EFP (1 << 2)
#define INT15_5F35_CL_DISPLAY_LCD (1 << 3)
#define INT15_5F35_CL_DISPLAY_CRT2 (1 << 4)
#define INT15_5F35_CL_DISPLAY_TV2 (1 << 5)
#define INT15_5F35_CL_DISPLAY_EFP2 (1 << 6)
#define INT15_5F35_CL_DISPLAY_LCD2 (1 << 7)
/* Device 0:0.0 PCI configuration space (Host Bridge) */
#define HOST_BRIDGE PCI_DEV(0, 0, 0)
#define EPBAR 0x40
#define MCHBAR 0x44
#define PCIEXBAR 0x48
#define DMIBAR 0x4c
#define X60BAR 0x60
#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 TOLUD 0x9c /* Top of Low Used Memory */
#define SMRAM 0x9d /* System Management RAM Control */
#define ESMRAMC 0x9e /* Extended System Management RAM Control */
#define TOM 0xa0
#define SKPAD 0xdc /* Scratchpad Data */
/* Device 0:1.0 PCI configuration space (PCI Express) */
#define PCISTS1 0x06 /* 16bit */
#define SSTS1 0x1e /* 16bit */
#define PEG_CAP 0xa2 /* 16bit */
#define DSTS 0xaa /* 16bit */
#define SLOTCAP 0xb4 /* 32bit */
#define SLOTSTS 0xba /* 16bit */
#define PEG_LC 0xec /* 32bit */
#define PVCCAP1 0x104 /* 32bit */
#define VC0RCTL 0x114 /* 32bit */
#define LE1D 0x150 /* 32bit */
#define LE1A 0x158 /* 64bit */
#define UESTS 0x1c4 /* 32bit */
#define CESTS 0x1d0 /* 32bit */
#define PEGTC 0x204 /* 32bit */
#define PEGCC 0x208 /* 32bit */
#define PEGSTS 0x214 /* 32bit */
/* Device 0:2.0 PCI configuration space (Graphics Device) */
#define IGD_DEV PCI_DEV(0, 2, 0)
#define GMADR 0x18
#define GTTADR 0x1c
#define BSM 0x5c
#define GCFC 0xf0 /* Graphics Clock Frequency & Gating 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))))
/* Chipset Control Registers */
#define FSBPMC3 0x40 /* 32bit */
#define FSBPMC4 0x44 /* 32bit */
#define FSBSNPCTL 0x48 /* 32bit */
#define SLPCTL 0x90 /* 32bit */
#define C0DRB0 0x100 /* 8bit */
#define C0DRB1 0x101 /* 8bit */
#define C0DRB2 0x102 /* 8bit */
#define C0DRB3 0x103 /* 8bit */
#define C0DRA0 0x108 /* 8bit */
#define C0DRA2 0x109 /* 8bit */
#define C0DCLKDIS 0x10c /* 8bit */
#define C0BNKARC 0x10e /* 16bit */
#define C0DRT0 0x110 /* 32bit */
#define C0DRT1 0x114 /* 32bit */
#define C0DRT2 0x118 /* 32bit */
#define C0DRT3 0x11c /* 32bit */
#define C0DRC0 0x120 /* 32bit */
#define C0DRC1 0x124 /* 32bit */
#define C0DRC2 0x128 /* 32bit */
#define C0AIT 0x130 /* 64bit */
#define C0DCCFT 0x138 /* 64bit */
#define C0GTEW 0x140 /* 32bit */
#define C0GTC 0x144 /* 32bit */
#define C0DTPEW 0x148 /* 64bit */
#define C0DTAEW 0x150 /* 64bit */
#define C0DTC 0x158 /* 32bit */
#define C0DMC 0x164 /* 32bit */
#define C0ODT 0x168 /* 64bit */
#define C1DRB0 0x180 /* 8bit */
#define C1DRB1 0x181 /* 8bit */
#define C1DRB2 0x182 /* 8bit */
#define C1DRB3 0x183 /* 8bit */
#define C1DRA0 0x188 /* 8bit */
#define C1DRA2 0x189 /* 8bit */
#define C1DCLKDIS 0x18c /* 8bit */
#define C1BNKARC 0x18e /* 16bit */
#define C1DRT0 0x190 /* 32bit */
#define C1DRT1 0x194 /* 32bit */
#define C1DRT2 0x198 /* 32bit */
#define C1DRT3 0x19c /* 32bit */
#define C1DRC0 0x1a0 /* 32bit */
#define C1DRC1 0x1a4 /* 32bit */
#define C1DRC2 0x1a8 /* 32bit */
#define C1AIT 0x1b0 /* 64bit */
#define C1DCCFT 0x1b8 /* 64bit */
#define C1GTEW 0x1c0 /* 32bit */
#define C1GTC 0x1c4 /* 32bit */
#define C1DTPEW 0x1c8 /* 64bit */
#define C1DTAEW 0x1d0 /* 64bit */
#define C1DTC 0x1d8 /* 32bit */
#define C1DMC 0x1e4 /* 32bit */
#define C1ODT 0x1e8 /* 64bit */
#define DCC 0x200 /* 32bit */
#define CCCFT 0x208 /* 64bit */
#define WCC 0x218 /* 32bit */
#define MMARB0 0x220 /* 32bit */
#define MMARB1 0x224 /* 32bit */
#define SBTEST 0x230 /* 32bit */
#define SBOCC 0x238 /* 32bit */
#define ODTC 0x284 /* 32bit */
#define SMVREFC 0x2a0 /* 32bit */
#define DRTST 0x2a8 /* 32bit */
#define REPC 0x2e0 /* 32bit */
#define DQSMT 0x2f4 /* 16bit */
#define RCVENMT 0x2f8 /* 32bit */
#define C0R0B00DQST 0x300 /* 64bit */
#define C0WL0REOST 0x340 /* 8bit */
#define C0WL1REOST 0x341 /* 8bit */
#define C0WL2REOST 0x342 /* 8bit */
#define C0WL3REOST 0x343 /* 8bit */
#define WDLLBYPMODE 0x360 /* 16bit */
#define C0WDLLCMC 0x36c /* 32bit */
#define C0HCTC 0x37c /* 8bit */
#define C1R0B00DQST 0x380 /* 64bit */
#define C1WL0REOST 0x3c0 /* 8bit */
#define C1WL1REOST 0x3c1 /* 8bit */
#define C1WL2REOST 0x3c2 /* 8bit */
#define C1WL3REOST 0x3c3 /* 8bit */
#define C1WDLLCMC 0x3ec /* 32bit */
#define C1HCTC 0x3fc /* 8bit */
#define GBRCOMPCTL 0x400 /* 32bit */
#define SMSRCTL 0x408 /* XXX who knows */
#define C0DRAMW 0x40c /* 16bit */
#define G1SC 0x410 /* 8bit */
#define G2SC 0x418 /* 8bit */
#define G3SC 0x420 /* 8bit */
#define G4SC 0x428 /* 8bit */
#define G5SC 0x430 /* 8bit */
#define G6SC 0x438 /* 8bit */
#define C1DRAMW 0x48c /* 16bit */
#define G7SC 0x490 /* 8bit */
#define G8SC 0x498 /* 8bit */
#define G1SRPUT 0x500 /* 256bit */
#define G1SRPDT 0x520 /* 256bit */
#define G2SRPUT 0x540 /* 256bit */
#define G2SRPDT 0x560 /* 256bit */
#define G3SRPUT 0x580 /* 256bit */
#define G3SRPDT 0x5a0 /* 256bit */
#define G4SRPUT 0x5c0 /* 256bit */
#define G4SRPDT 0x5e0 /* 256bit */
#define G5SRPUT 0x600 /* 256bit */
#define G5SRPDT 0x620 /* 256bit */
#define G6SRPUT 0x640 /* 256bit */
#define G6SRPDT 0x660 /* 256bit */
#define G7SRPUT 0x680 /* 256bit */
#define G7SRPDT 0x6a0 /* 256bit */
#define G8SRPUT 0x6c0 /* 256bit */
#define G8SRPDT 0x6e0 /* 256bit */
/* Clock Controls */
#define CLKCFG 0xc00 /* 32bit */
#define UPMC1 0xc14 /* 16bit */
#define CPCTL 0xc16 /* 16bit */
#define SSKPD 0xc1c /* 16bit (scratchpad) */
#define UPMC2 0xc20 /* 16bit */
#define UPMC4 0xc30 /* 32bit */
#define PLLMON 0xc34 /* 32bit */
#define HGIPMC2 0xc38 /* 32bit */
/* Thermal Management Controls */
#define TSC1 0xc88 /* 8bit */
#define TSS1 0xc8a /* 8bit */
#define TR1 0xc8b /* 8bit */
#define TSTTP1 0xc8c /* 32bit */
#define TCO1 0xc92 /* 8bit */
#define THERM1_1 0xc94 /* 8bit */
#define TCOF1 0xc96 /* 8bit */
#define TIS1 0xc9a /* 16bit */
#define TSTTP1_2 0xc9c /* 32bit */
#define IUB 0xcd0 /* 32bit */
#define TSC0_1 0xcd8 /* 8bit */
#define TSS0 0xcda /* 8bit */
#define TR0 0xcdb /* 8bit */
#define TSTTP0_1 0xcdc /* 32bit */
#define TCO0 0xce2 /* 8bit */
#define THERM0_1 0xce4 /* 8bit */
#define TCOF0 0xce6 /* 8bit */
#define TIS0 0xcea /* 16bit */
#define TSTTP0_2 0xcec /* 32bit */
#define TERRCMD 0xcf0 /* 8bit */
#define TSMICMD 0xcf1 /* 8bit */
#define TSCICMD 0xcf2 /* 8bit */
#define TINTRCMD 0xcf3 /* 8bit */
#define EXTTSCS 0xcff /* 8bit */
#define DFT_STRAP1 0xe08 /* 32bit */
/* ACPI Power Management Controls */
#define MIPMC3 0xbd8 /* 32bit */
#define C2C3TT 0xf00 /* 32bit */
#define C3C4TT 0xf04 /* 32bit */
#define MIPMC4 0xf08 /* 16bit */
#define MIPMC5 0xf0a /* 16bit */
#define MIPMC6 0xf0c /* 16bit */
#define MIPMC7 0xf0e /* 16bit */
#define PMCFG 0xf10 /* 32bit */
#define SLFRCS 0xf14 /* 32bit */
#define GIPMC1 0xfb0 /* 32bit */
#define FSBPMC1 0xfb8 /* 32bit */
#define UPMC3 0xfc0 /* 32bit */
#define ECO 0xffc /* 32bit */
/*
* 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 */
int i945_silicon_revision(void);
void i945_early_initialization(void);
void i945_late_initialization(int s3resume);
/* debugging functions */
void print_pci_devices(void);
void dump_pci_device(unsigned int dev);
void dump_pci_devices(void);
void dump_spd_registers(void);
void sdram_dump_mchbar_registers(void);
u32 decode_igd_memory_size(u32 gms);
u32 decode_tseg_size(const u8 esmramc);
int decode_pcie_bar(u32 *const base, u32 *const len);
/* Romstage mainboard callbacks */
/* Optional: Override the default LPC config. */
void mainboard_lpc_decode(void);
/* Optional: mainboard specific init after console init and before raminit. */
void mainboard_pre_raminit_config(int s3_resume);
/* Mainboard specific RCBA init. Happens after raminit. */
void mainboard_late_rcba_config(void);
/* Optional: mainboard callback to get SPD map */
void mainboard_get_spd_map(u8 spd_map[4]);
#endif /* __ACPI__ */
#endif /* NORTHBRIDGE_INTEL_I945_H */
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