| /* |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef SOUTHBRIDGE_INTEL_I82801GX_I82801GX_H |
| #define SOUTHBRIDGE_INTEL_I82801GX_I82801GX_H |
| /* |
| * 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 |
| |
| #define DEFAULT_RCBA 0xfed1c000 |
| |
| #ifndef __ACPI__ |
| #define DEBUG_PERIODIC_SMIS 0 |
| |
| #if !defined(__ASSEMBLER__) |
| #if !defined(__PRE_RAM__) |
| #include "chip.h" |
| extern void i82801gx_enable(device_t dev); |
| #else |
| void enable_smbus(void); |
| int smbus_read_byte(unsigned device, unsigned 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 |
| |
| /* 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 */ |
| |
| /* 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 GPIOBASE */ |
| #define GPIO_USE_SEL 0x00 |
| #define GP_IO_SEL 0x04 |
| #define GP_LVL 0x0c |
| #define GPO_BLINK 0x18 |
| #define GPI_INV 0x2c |
| #define GPIO_USE_SEL2 0x30 |
| #define GP_IO_SEL2 0x34 |
| #define GP_LVL2 0x38 |
| |
| /* 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 SLP_EN (1 << 13) |
| #define SLP_TYP (7 << 10) |
| #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 |
| |
| #define SKPAD_ACPI_S3_MAGIC 0xcafed00d |
| #define SKPAD_NORMAL_BOOT_MAGIC 0xcafebabe |
| #endif /* __ACPI__ */ |
| #endif /* SOUTHBRIDGE_INTEL_I82801GX_I82801GX_H */ |