/* * This file is part of the coreboot project. * * Copyright (C) 2008-2009 coresystems GmbH * * 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. */ #ifndef SOUTHBRIDGE_INTEL_I82801GX_I82801GX_H #define SOUTHBRIDGE_INTEL_I82801GX_I82801GX_H #include /* * It does not matter where we put the SMBus I/O base, as long as we * keep it consistent and don't interfere with other devices. Stage2 * will relocate this anyways. * Our solution is to have SMB initialization move the I/O to SMBUS_IO_BASE * again. But handling static BARs is a generic problem that should be * solved in the device allocator. */ #define SMBUS_IO_BASE 0x0400 /* TODO Make sure these don't get changed by stage2 */ #define DEFAULT_GPIOBASE 0x0480 #define DEFAULT_PMBASE 0x0500 #ifndef __ACPI__ #define DEFAULT_RCBA ((u8 *)0xfed1c000) #else #define DEFAULT_RCBA 0xfed1c000 #endif #ifndef __ACPI__ #define DEBUG_PERIODIC_SMIS 0 #if !defined(__ASSEMBLER__) #if !defined(__PRE_RAM__) #include "chip.h" #if !defined(__SIMPLE_DEVICE__) void i82801gx_enable(device_t dev); #endif void gpi_route_interrupt(u8 gpi, u8 mode); #else void enable_smbus(void); int smbus_read_byte(unsigned int device, unsigned int address); int southbridge_detect_s3_resume(void); #endif #endif #define MAINBOARD_POWER_OFF 0 #define MAINBOARD_POWER_ON 1 #define MAINBOARD_POWER_KEEP 2 #ifndef CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL #define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON #endif /* PCI Configuration Space (D30:F0): PCI2PCI */ #define PSTS 0x06 #define SMLT 0x1b #define SECSTS 0x1e #define INTR 0x3c #define BCTRL 0x3e #define SBR (1 << 6) #define SEE (1 << 1) #define PERE (1 << 0) /* PCI Configuration Space (D31:F0): LPC */ #define SERIRQ_CNTL 0x64 #define GEN_PMCON_1 0xa0 #define GEN_PMCON_2 0xa2 #define GEN_PMCON_3 0xa4 #define GPIO_ROUT 0xb8 #define GPI_DISABLE 0x00 #define GPI_IS_SMI 0x01 #define GPI_IS_SCI 0x02 #define GPI_IS_NMI 0x03 /* GEN_PMCON_3 bits */ #define RTC_BATTERY_DEAD (1 << 2) #define RTC_POWER_FAILED (1 << 1) #define SLEEP_AFTER_POWER_FAIL (1 << 0) #define PMBASE 0x40 #define ACPI_CNTL 0x44 #define ACPI_EN (1 << 7) #define BIOS_CNTL 0xDC #define GPIO_BASE 0x48 /* LPC GPIO Base Address Register */ #define GPIO_CNTL 0x4C /* LPC GPIO Control Register */ #define PIRQA_ROUT 0x60 #define PIRQB_ROUT 0x61 #define PIRQC_ROUT 0x62 #define PIRQD_ROUT 0x63 #define PIRQE_ROUT 0x68 #define PIRQF_ROUT 0x69 #define PIRQG_ROUT 0x6A #define PIRQH_ROUT 0x6B #define LPC_IO_DEC 0x80 /* IO Decode Ranges Register */ #define LPC_EN 0x82 /* LPC IF Enables Register */ #define CNF2_LPC_EN (1 << 13) /* 0x4e/0x4f */ #define CNF1_LPC_EN (1 << 12) /* 0x2e/0x2f */ #define MC_LPC_EN (1 << 11) /* 0x62/0x66 */ #define KBC_LPC_EN (1 << 10) /* 0x60/0x64 */ #define GAMEH_LPC_EN (1 << 9) /* 0x208/0x20f */ #define GAMEL_LPC_EN (1 << 8) /* 0x200/0x207 */ #define FDD_LPC_EN (1 << 3) /* LPC_IO_DEC[12] */ #define LPT_LPC_EN (1 << 2) /* LPC_IO_DEC[9:8] */ #define COMB_LPC_EN (1 << 1) /* LPC_IO_DEC[6:4] */ #define COMA_LPC_EN (1 << 0) /* LPC_IO_DEC[2:0] */ /* PCI Configuration Space (D31:F1): IDE */ #define INTR_LN 0x3c #define IDE_TIM_PRI 0x40 /* IDE timings, primary */ #define IDE_DECODE_ENABLE (1 << 15) #define IDE_SITRE (1 << 14) #define IDE_ISP_5_CLOCKS (0 << 12) #define IDE_ISP_4_CLOCKS (1 << 12) #define IDE_ISP_3_CLOCKS (2 << 12) #define IDE_RCT_4_CLOCKS (0 << 8) #define IDE_RCT_3_CLOCKS (1 << 8) #define IDE_RCT_2_CLOCKS (2 << 8) #define IDE_RCT_1_CLOCKS (3 << 8) #define IDE_DTE1 (1 << 7) #define IDE_PPE1 (1 << 6) #define IDE_IE1 (1 << 5) #define IDE_TIME1 (1 << 4) #define IDE_DTE0 (1 << 3) #define IDE_PPE0 (1 << 2) #define IDE_IE0 (1 << 1) #define IDE_TIME0 (1 << 0) #define IDE_TIM_SEC 0x42 /* IDE timings, secondary */ #define IDE_SDMA_CNT 0x48 /* Synchronous DMA control */ #define IDE_SSDE1 (1 << 3) #define IDE_SSDE0 (1 << 2) #define IDE_PSDE1 (1 << 1) #define IDE_PSDE0 (1 << 0) #define IDE_SDMA_TIM 0x4a #define IDE_CONFIG 0x54 /* IDE I/O Configuration Register */ #define SIG_MODE_SEC_NORMAL (0 << 18) #define SIG_MODE_SEC_TRISTATE (1 << 18) #define SIG_MODE_SEC_DRIVELOW (2 << 18) #define SIG_MODE_PRI_NORMAL (0 << 16) #define SIG_MODE_PRI_TRISTATE (1 << 16) #define SIG_MODE_PRI_DRIVELOW (2 << 16) #define FAST_SCB1 (1 << 15) #define FAST_SCB0 (1 << 14) #define FAST_PCB1 (1 << 13) #define FAST_PCB0 (1 << 12) #define SCB1 (1 << 3) #define SCB0 (1 << 2) #define PCB1 (1 << 1) #define PCB0 (1 << 0) /* PCI Configuration Space (D31:F3): SMBus */ #define SMB_BASE 0x20 #define HOSTC 0x40 /* HOSTC bits */ #define I2C_EN (1 << 2) #define SMB_SMI_EN (1 << 1) #define HST_EN (1 << 0) /* SMBus I/O bits. */ #define SMBHSTSTAT 0x0 #define SMBHSTCTL 0x2 #define SMBHSTCMD 0x3 #define SMBXMITADD 0x4 #define SMBHSTDAT0 0x5 #define SMBHSTDAT1 0x6 #define SMBBLKDAT 0x7 #define SMBTRNSADD 0x9 #define SMBSLVDATA 0xa #define SMLINK_PIN_CTL 0xe #define SMBUS_PIN_CTL 0xf #define SMBUS_TIMEOUT (10 * 1000 * 100) /* Southbridge IO BARs */ #define GPIOBASE 0x48 #define PMBASE 0x40 /* Root Complex Register Block */ #define RCBA 0xf0 #define RCBA8(x) (*((volatile u8 *)(DEFAULT_RCBA + (x)))) #define RCBA16(x) (*((volatile u16 *)(DEFAULT_RCBA + (x)))) #define RCBA32(x) (*((volatile u32 *)(DEFAULT_RCBA + (x)))) #define VCH 0x0000 /* 32bit */ #define VCAP1 0x0004 /* 32bit */ #define VCAP2 0x0008 /* 32bit */ #define PVC 0x000c /* 16bit */ #define PVS 0x000e /* 16bit */ #define V0CAP 0x0010 /* 32bit */ #define V0CTL 0x0014 /* 32bit */ #define V0STS 0x001a /* 16bit */ #define V1CAP 0x001c /* 32bit */ #define V1CTL 0x0020 /* 32bit */ #define V1STS 0x0026 /* 16bit */ #define RCTCL 0x0100 /* 32bit */ #define ESD 0x0104 /* 32bit */ #define ULD 0x0110 /* 32bit */ #define ULBA 0x0118 /* 64bit */ #define RP1D 0x0120 /* 32bit */ #define RP1BA 0x0128 /* 64bit */ #define RP2D 0x0130 /* 32bit */ #define RP2BA 0x0138 /* 64bit */ #define RP3D 0x0140 /* 32bit */ #define RP3BA 0x0148 /* 64bit */ #define RP4D 0x0150 /* 32bit */ #define RP4BA 0x0158 /* 64bit */ #define HDD 0x0160 /* 32bit */ #define HDBA 0x0168 /* 64bit */ #define RP5D 0x0170 /* 32bit */ #define RP5BA 0x0178 /* 64bit */ #define RP6D 0x0180 /* 32bit */ #define RP6BA 0x0188 /* 64bit */ #define ILCL 0x01a0 /* 32bit */ #define LCAP 0x01a4 /* 32bit */ #define LCTL 0x01a8 /* 16bit */ #define LSTS 0x01aa /* 16bit */ #define RPC 0x0224 /* 32bit */ #define RPFN 0x0238 /* 32bit */ #define TRSR 0x1e00 /* 8bit */ #define TRCR 0x1e10 /* 64bit */ #define TWDR 0x1e18 /* 64bit */ #define IOTR0 0x1e80 /* 64bit */ #define IOTR1 0x1e88 /* 64bit */ #define IOTR2 0x1e90 /* 64bit */ #define IOTR3 0x1e98 /* 64bit */ #define TCTL 0x3000 /* 8bit */ #define D31IP 0x3100 /* 32bit */ #define D30IP 0x3104 /* 32bit */ #define D29IP 0x3108 /* 32bit */ #define D28IP 0x310c /* 32bit */ #define D27IP 0x3110 /* 32bit */ #define D31IR 0x3140 /* 16bit */ #define D30IR 0x3142 /* 16bit */ #define D29IR 0x3144 /* 16bit */ #define D28IR 0x3146 /* 16bit */ #define D27IR 0x3148 /* 16bit */ #define OIC 0x31ff /* 8bit */ #define RC 0x3400 /* 32bit */ #define HPTC 0x3404 /* 32bit */ #define GCS 0x3410 /* 32bit */ #define BUC 0x3414 /* 32bit */ #define FD 0x3418 /* 32bit */ #define CG 0x341c /* 32bit */ /* Function Disable (FD) register values. * Setting a bit disables the corresponding * feature. * Not all features might be disabled on * all chipsets. Esp. ICH-7U is picky. */ #define FD_PCIE6 (1 << 21) #define FD_PCIE5 (1 << 20) #define FD_PCIE4 (1 << 19) #define FD_PCIE3 (1 << 18) #define FD_PCIE2 (1 << 17) #define FD_PCIE1 (1 << 16) #define FD_EHCI (1 << 15) #define FD_LPCB (1 << 14) /* UHCI must be disabled from 4 downwards. * If UHCI controllers get disabled, EHCI * must know about it, too! */ #define FD_UHCI4 (1 << 11) #define FD_UHCI34 ((1 << 10) | FD_UHCI4) #define FD_UHCI234 ((1 << 9) | FD_UHCI3) #define FD_UHCI1234 ((1 << 8) | FD_UHCI2) #define FD_INTLAN (1 << 7) #define FD_ACMOD (1 << 6) #define FD_ACAUD (1 << 5) #define FD_HDAUD (1 << 4) #define FD_SMBUS (1 << 3) #define FD_SATA (1 << 2) #define FD_PATA (1 << 1) /* ICH7 PMBASE */ #define PM1_STS 0x00 #define WAK_STS (1 << 15) #define PCIEXPWAK_STS (1 << 14) #define PRBTNOR_STS (1 << 11) #define RTC_STS (1 << 10) #define PWRBTN_STS (1 << 8) #define GBL_STS (1 << 5) #define BM_STS (1 << 4) #define TMROF_STS (1 << 0) #define PM1_EN 0x02 #define PCIEXPWAK_DIS (1 << 14) #define RTC_EN (1 << 10) #define PWRBTN_EN (1 << 8) #define GBL_EN (1 << 5) #define TMROF_EN (1 << 0) #define PM1_CNT 0x04 #define GBL_RLS (1 << 2) #define BM_RLD (1 << 1) #define SCI_EN (1 << 0) #define PM1_TMR 0x08 #define PROC_CNT 0x10 #define LV2 0x14 #define LV3 0x15 #define LV4 0x16 #define PM2_CNT 0x20 // mobile only #define GPE0_STS 0x28 #define USB4_STS (1 << 14) #define PME_B0_STS (1 << 13) #define USB3_STS (1 << 12) #define PME_STS (1 << 11) #define BATLOW_STS (1 << 10) #define PCI_EXP_STS (1 << 9) #define RI_STS (1 << 8) #define SMB_WAK_STS (1 << 7) #define TCOSCI_STS (1 << 6) #define AC97_STS (1 << 5) #define USB2_STS (1 << 4) #define USB1_STS (1 << 3) #define SWGPE_STS (1 << 2) #define HOT_PLUG_STS (1 << 1) #define THRM_STS (1 << 0) #define GPE0_EN 0x2c #define PME_B0_EN (1 << 13) #define PME_EN (1 << 11) #define SMI_EN 0x30 #define EL_SMI_EN (1 << 25) // Intel Quick Resume Technology #define INTEL_USB2_EN (1 << 18) // Intel-Specific USB2 SMI logic #define LEGACY_USB2_EN (1 << 17) // Legacy USB2 SMI logic #define PERIODIC_EN (1 << 14) // SMI on PERIODIC_STS in SMI_STS #define TCO_EN (1 << 13) // Enable TCO Logic (BIOSWE et al) #define MCSMI_EN (1 << 11) // Trap microcontroller range access #define BIOS_RLS (1 << 7) // asserts SCI on bit set #define SWSMI_TMR_EN (1 << 6) // start software smi timer on bit set #define APMC_EN (1 << 5) // Writes to APM_CNT cause SMI# #define SLP_SMI_EN (1 << 4) // Write to SLP_EN in PM1_CNT asserts SMI# #define LEGACY_USB_EN (1 << 3) // Legacy USB circuit SMI logic #define BIOS_EN (1 << 2) // Assert SMI# on setting GBL_RLS bit #define EOS (1 << 1) // End of SMI (deassert SMI#) #define GBL_SMI_EN (1 << 0) // SMI# generation at all? #define SMI_STS 0x34 #define ALT_GP_SMI_EN 0x38 #define ALT_GP_SMI_STS 0x3a #define GPE_CNTL 0x42 #define DEVACT_STS 0x44 #define SS_CNT 0x50 #define C3_RES 0x54 #endif /* __ACPI__ */ #endif /* SOUTHBRIDGE_INTEL_I82801GX_I82801GX_H */