/* * inteltool - dump all registers on an Intel CPU + chipset based system. * * Copyright (C) 2008-2010 by coresystems GmbH * written by Stefan Reinauer <stepan@coresystems.de> * Copyright (C) 2017 secunet Security Networks AG * * 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. */ #include <stdio.h> #include <stdlib.h> #include <inttypes.h> #include <commonlib/helpers.h> #include "inteltool.h" static const io_register_t sunrise_pm_registers[] = { { 0x00, 2, "PM1_STS" }, /* PM1 Status; ACPI pointer: PM1a_EVT_BLK */ { 0x02, 2, "PM1_EN" }, /* PM1 Enables; ACPI pointer: PM1a_EVT_BLK+2 */ { 0x04, 4, "PM1_CNT" }, /* PM1 Control; ACPI pointer: PM1a_CNT_BLK */ { 0x08, 4, "PM1_TMR" }, /* PM1 Timer; ACPI pointer: PMTMR_BLK */ { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x40, 4, "GPE_CNTL" }, { 0x44, 2, "DEVACT_STS" }, /* Device Activity Status */ { 0x50, 4, "PM2_CNT" }, /* PM2 Control; ACPI pointer: PM2a_CNT_BLK */ { 0x54, 4, "OC_WDT_CTL" }, /* Overclocking WDT Control */ { 0x80, 4, "GPE0_STS_31_0" }, { 0x84, 4, "GPE0_STS_63_31" }, { 0x88, 4, "GPE0_STS_95_64" }, { 0x8c, 4, "GPE0_STS_127_96" }, { 0x90, 4, "GPE0_EN_31_0" }, { 0x94, 4, "GPE0_EN_63_31" }, { 0x98, 4, "GPE0_EN_95_64" }, { 0x9c, 4, "GPE0_EN_127_96" }, }; static const io_register_t pch_pm_registers[] = { { 0x00, 2, "PM1_STS" }, // PM1 Status; ACPI pointer: PM1a_EVT_BLK { 0x02, 2, "PM1_EN" }, // PM1 Enables; ACPI pointer: PM1a_EVT_BLK+2 { 0x04, 4, "PM1_CNT" }, // PM1 Control; ACPI pointer: PM1a_CNT_BLK { 0x08, 4, "PM1_TMR" }, // PM1 Timer; ACPI pointer: PMTMR_BLK { 0x0c, 4, "RESERVED" }, { 0x10, 4, "RESERVED" }, { 0x14, 4, "RESERVED" }, { 0x18, 4, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 8, "GPE0_STS" }, // General Purpose Event 0 Status; ACPI pointer: GPE0_BLK { 0x28, 8, "GPE0_EN" }, // General Purpose Event 0 Enables; ACPI pointer: GPE0_BLK+8 { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 1, "UPRWC" }, // USB Per-Port registers write control { 0x3d, 1, "RESERVED" }, { 0x3e, 2, "RESERVED" }, { 0x40, 2, "RESERVED" }, { 0x42, 1, "GPE_CNTL" }, { 0x43, 1, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, // Device Activity Status { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 4, "RESERVED" }, { 0x50, 1, "PM2_CNT" }, { 0x51, 1, "RESERVED" }, { 0x52, 2, "RESERVED" }, { 0x54, 4, "RESERVED" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, /* The TCO registers start here. */ { 0x60, 2, "TCO_RLD" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 2, "TCO_MESSAGE" }, { 0x6e, 1, "TCO_WDCNT" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "TCO_TMR" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t ich10_pm_registers[] = { { 0x00, 2, "PM1_STS" }, // PM1 Status; ACPI pointer: PM1a_EVT_BLK { 0x02, 2, "PM1_EN" }, // PM1 Enables; ACPI pointer: PM1a_EVT_BLK+2 { 0x04, 4, "PM1_CNT" }, // PM1 Control; ACPI pointer: PM1a_CNT_BLK { 0x08, 4, "PM1_TMR" }, // PM1 Timer; ACPI pointer: PMTMR_BLK { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, // Processor Control; ACPI pointer: P_BLK #if DANGEROUS_REGISTERS /* These registers return 0 on read, but reading them may cause * the system to enter Cx states, which might hang the system. */ { 0x14, 1, "LV2 (Mobile)" }, { 0x15, 1, "LV3 (Mobile)" }, { 0x16, 1, "LV4 (Mobile)" }, #endif { 0x17, 2, "RESERVED" }, { 0x19, 1, "RESERVED" }, { 0x1a, 2, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 8, "GPE0_STS" }, // General Purpose Event 0 Status; ACPI pointer: GPE0_BLK { 0x28, 8, "GPE0_EN" }, // General Purpose Event 0 Enables; ACPI pointer: GPE0_BLK+8 { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 1, "UPRWC" }, // USB Per-Port registers write control; { 0x3d, 2, "RESERVED" }, { 0x3f, 1, "RESERVED" }, { 0x40, 2, "RESERVED" }, { 0x42, 1, "GPE_CNTL" }, { 0x43, 1, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, // Device Activity Status { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 4, "RESERVED" }, { 0x50, 1, "PM2_CNT (Mobile)" }, // PM2 Control (Mobile only); ACPI pointer: PM2a_CNT_BLK { 0x51, 1, "RESERVED" }, { 0x52, 2, "RESERVED" }, { 0x54, 4, "C3_RES (Mobile)" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 2, "TCO_RLD" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 2, "TCO_MESSAGE" }, { 0x6e, 1, "TCO_WDCNT" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "TCO_TMR" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t ich9_pm_registers[] = { { 0x00, 2, "PM1_STS" }, // PM1 Status; ACPI pointer: PM1a_EVT_BLK { 0x02, 2, "PM1_EN" }, // PM1 Enables; ACPI pointer: PM1a_EVT_BLK+2 { 0x04, 4, "PM1_CNT" }, // PM1 Control; ACPI pointer: PM1a_CNT_BLK { 0x08, 4, "PM1_TMR" }, // PM1 Timer; ACPI pointer: PMTMR_BLK { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, // Processor Control; ACPI pointer: P_BLK #if DANGEROUS_REGISTERS /* These registers return 0 on read, but reading them may cause * the system to enter Cx states, which might hang the system. */ { 0x14, 1, "LV2 (Mobile)" }, { 0x15, 1, "LV3 (Mobile)" }, { 0x16, 1, "LV4 (Mobile)" }, { 0x17, 1, "LV5 (Mobile)" }, { 0x18, 1, "LV6 (Mobile)" }, #endif { 0x19, 1, "RESERVED" }, { 0x1a, 2, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 8, "GPE0_STS" }, // General Purpose Event 0 Status; ACPI pointer: GPE0_BLK { 0x28, 8, "GPE0_EN" }, // General Purpose Event 0 Enables; ACPI pointer: GPE0_BLK+8 { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 1, "UPRWC" }, // USB Per-Port registers write control; { 0x3d, 2, "RESERVED" }, { 0x3f, 1, "RESERVED" }, { 0x40, 2, "RESERVED" }, { 0x42, 1, "GPE_CNTL" }, { 0x43, 1, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, // Device Activity Status { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 4, "RESERVED" }, { 0x50, 1, "PM2_CNT (Mobile)" }, // PM2 Control (Mobile only); ACPI pointer: PM2a_CNT_BLK { 0x51, 1, "RESERVED" }, { 0x52, 2, "RESERVED" }, { 0x54, 4, "C3_RES (Mobile)" }, { 0x58, 4, "C5_RES (Mobile)" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 2, "TCO_RLD" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 2, "TCO_MESSAGE" }, { 0x6e, 1, "TCO_WDCNT" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "TCO_TMR" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t ich8_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* These registers return 0 on read, but reading them may cause * the system to enter Cx states, which might hang the system. */ { 0x14, 1, "LV2 (Mobile)" }, { 0x15, 1, "LV3 (Mobile)" }, { 0x16, 1, "LV4 (Mobile)" }, { 0x17, 1, "LV5 (Mobile)" }, { 0x18, 1, "LV6 (Mobile)" }, #endif { 0x19, 1, "RESERVED" }, { 0x1a, 2, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 1, "PM2_CNT (Mobile)" }, { 0x21, 1, "RESERVED" }, { 0x22, 2, "RESERVED" }, { 0x24, 4, "RESERVED" }, { 0x28, 4, "GPE0_STS" }, { 0x2C, 4, "GPE0_EN" }, { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 4, "RESERVED" }, { 0x40, 2, "RESERVED" }, { 0x42, 1, "GPE_CNTL" }, { 0x43, 1, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 4, "RESERVED" }, { 0x50, 1, "SS_CNT (Mobile)" }, { 0x51, 1, "RESERVED" }, { 0x52, 2, "RESERVED" }, { 0x54, 4, "C3_RES (Mobile)" }, { 0x58, 4, "C5_RES (Mobile)" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 2, "TCO_RLD" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 2, "TCO_MESSAGE" }, { 0x6e, 1, "TCO_WDCNT" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "TCO_TMR" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t ich7_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* These registers return 0 on read, but reading them may cause * the system to enter C2/C3/C4 state, which might hang the system. */ { 0x14, 1, "LV2 (Mobile/Ultra Mobile)" }, { 0x15, 1, "LV3 (Mobile/Ultra Mobile)" }, { 0x16, 1, "LV4 (Mobile/Ultra Mobile)" }, #endif { 0x17, 1, "RESERVED" }, { 0x18, 4, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 1, "PM2_CNT (Mobile/Ultra Mobile)" }, { 0x21, 1, "RESERVED" }, { 0x22, 2, "RESERVED" }, { 0x24, 4, "RESERVED" }, { 0x28, 4, "GPE0_STS" }, { 0x2C, 4, "GPE0_EN" }, { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 4, "RESERVED" }, { 0x40, 2, "RESERVED" }, { 0x42, 1, "GPE_CNTL" }, { 0x43, 1, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 4, "RESERVED" }, { 0x50, 1, "SS_CNT (Mobile/Ultra Mobile)" }, { 0x51, 1, "RESERVED" }, { 0x52, 2, "RESERVED" }, { 0x54, 4, "C3_RES (Mobile/Ultra Mobile)" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 2, "TCO_RLD" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 2, "TCO_MESSAGE" }, { 0x6e, 1, "TCO_WDCNT" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "TCO_TMR" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; /* * INTEL I/O Controller Hub 6 Family * http://www.intel.com/assets/pdf/datasheet/301473.pdf */ static const io_register_t ich6_pm_registers[] = { /* 10.8.3 */ { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* These registers return 0 on read, but reading them may cause * the system to enter C2/C3/C4 state, which might hang the system. */ { 0x14, 1, "LV2" }, { 0x15, 1, "LV3 (Mobile Only)" }, { 0x16, 1, "LV4 (Mobile Only)" }, #endif { 0x20, 1, "PM2_CNT (Mobile Only)" }, { 0x28, 4, "GPE0_STS" }, { 0x2c, 4, "GPE0_EN" }, { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x44, 2, "DEVACT_STS" }, { 0x50, 1, "SS_CNT (Mobile Only)" }, { 0x54, 4, "C3_RES (Mobile Only)" }, }; static const io_register_t ich5_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, { 0x14, 3, "RESERVED" }, { 0x17, 9, "RESERVED" }, { 0x20, 1, "RESERVED" }, { 0x28, 4, "GPE0_STS" }, { 0x2c, 4, "GPE0_EN" }, { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 4, "RESERVED" }, { 0x40, 1, "MON_SMI" }, { 0x42, 2, "RESERVED" }, { 0x44, 1, "DEVACT_STS" }, { 0x48, 1, "DEVTRAP_EN" }, { 0x50, 1, "RESERVED" }, { 0x51, 15, "RESERVED" }, { 0x60, 16, "RESERVED" }, }; static const io_register_t ich4_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* These registers return 0 on read, but reading them may cause * the system to enter C2/C3/C4 state, which might hang the system. */ { 0x14, 1, "LV2 (Mobile)" }, { 0x15, 1, "LV3 (Mobile)" }, { 0x16, 1, "LV4 (Mobile)" }, #endif { 0x17, 1, "RESERVED" }, { 0x18, 4, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 1, "PM2_CNT (Mobile)" }, { 0x21, 1, "RESERVED" }, { 0x22, 2, "RESERVED" }, { 0x24, 4, "RESERVED" }, { 0x28, 4, "GPE0_STS" }, { 0x2C, 4, "GPE0_EN" }, { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 4, "RESERVED" }, { 0x40, 2, "MON_SMI" }, { 0x42, 2, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, { 0x46, 2, "RESERVED" }, { 0x48, 4, "DEVTRAP_EN" }, { 0x4c, 2, "BUS_ADDR_TRACK" }, { 0x4e, 2, "BUS_CYC_TRACK" }, { 0x50, 1, "SS_CNT (Mobile/Ultra Mobile)" }, { 0x51, 1, "RESERVED" }, { 0x52, 2, "RESERVED" }, { 0x54, 4, "RESERVED" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 1, "TCO_RLD" }, { 0x61, 1, "TCO_TMR" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 2, "TCO_MESSAGE" }, { 0x6e, 1, "TCO_WDSTATUS" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "RESERVED" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t ich2_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* This register returns 0 on read, but reading it may cause * the system to enter C2 state, which might hang the system. */ { 0x14, 1, "LV2" }, { 0x15, 1, "RESERVED" }, { 0x16, 2, "RESERVED" }, #endif { 0x18, 4, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 4, "RESERVED" }, { 0x24, 4, "RESERVED" }, { 0x28, 2, "GPE0_STS" }, { 0x2a, 2, "GPE0_EN" }, { 0x2c, 2, "GPE1_STS" }, { 0x2e, 2, "GPE1_EN" }, { 0x30, 2, "SMI_EN" }, { 0x32, 2, "RESERVED" }, { 0x34, 2, "SMI_STS" }, { 0x36, 2, "RESERVED" }, { 0x38, 4, "RESERVED" }, { 0x3c, 4, "RESERVED" }, { 0x40, 2, "MON_SMI_STS" }, { 0x42, 2, "RESERVED" }, { 0x44, 2, "DEV_TRP_STS" }, { 0x46, 2, "RESERVED" }, { 0x48, 2, "TRP_EN" }, { 0x4A, 2, "RESERVED" }, { 0x4c, 2, "BUS_ADDR_TRACK" }, { 0x4e, 1, "BUS_CYC_TRACK" }, { 0x4f, 1, "RESERVED" }, { 0x50, 4, "RESERVED" }, { 0x54, 4, "RESERVED" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 1, "TCO_RLD" }, { 0x61, 1, "TCO_TMR" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 1, "TCO_MESSAGE1" }, { 0x6d, 1, "TCO_MESSAGE2" }, { 0x6e, 1, "TCO_WDSTATUS" }, { 0x6f, 1, "RESERVED" }, { 0x70, 1, "SW_IRQ_GEN" }, { 0x71, 1, "RESERVED" }, { 0x72, 2, "RESERVED" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t ich0_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* This register returns 0 on read, but reading it may cause * the system to enter C2 state, which might hang the system. */ { 0x14, 1, "LV2" }, { 0x15, 1, "RESERVED" }, { 0x16, 2, "RESERVED" }, #endif { 0x18, 4, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 4, "RESERVED" }, { 0x24, 4, "RESERVED" }, { 0x28, 4, "GPE0_STS" }, { 0x2C, 4, "GPE0_EN" }, { 0x30, 2, "SMI_EN" }, { 0x32, 2, "RESERVED" }, { 0x34, 2, "SMI_STS" }, { 0x36, 2, "RESERVED" }, { 0x38, 4, "RESERVED" }, { 0x3c, 4, "RESERVED" }, { 0x40, 2, "IOMON_STS_EN" }, { 0x42, 2, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 2, "BUS_ADDR_TRACK" }, { 0x4e, 1, "BUS_CYC_TRACK" }, { 0x4f, 1, "RESERVED" }, { 0x50, 4, "RESERVED" }, { 0x54, 4, "RESERVED" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, /* Here start the TCO registers */ { 0x60, 1, "TCO_RLD" }, { 0x61, 1, "TCO_TMR" }, { 0x62, 1, "TCO_DAT_IN" }, { 0x63, 1, "TCO_DAT_OUT" }, { 0x64, 2, "TCO1_STS" }, { 0x66, 2, "TCO2_STS" }, { 0x68, 2, "TCO1_CNT" }, { 0x6a, 2, "TCO2_CNT" }, { 0x6c, 1, "TCO_MESSAGE1" }, { 0x6d, 1, "TCO_MESSAGE2" }, { 0x6e, 1, "TCO_WDSTATUS" }, { 0x6f, 1, "RESERVED" }, { 0x70, 4, "RESERVED" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; static const io_register_t i82371xx_pm_registers[] = { { 0x00, 2, "PMSTS" }, { 0x02, 2, "PMEN" }, { 0x04, 2, "PMCNTRL" }, { 0x06, 2, "RESERVED" }, { 0x08, 1, "PMTMR" }, { 0x09, 1, "RESERVED" }, { 0x0A, 1, "RESERVED" }, { 0x0B, 1, "RESERVED" }, { 0x0C, 2, "GPSTS" }, { 0x0E, 2, "GPEN" }, { 0x10, 4, "PCNTRL" }, #if DANGEROUS_REGISTERS /* * This register returns 0 on read, but reading it may cause * the system to enter C2 state, which might hang the system. */ { 0x14, 1, "PLVL2" }, { 0x15, 1, "PLVL3" }, { 0x16, 2, "RESERVED" }, #endif { 0x18, 2, "GLBSTS" }, { 0x1A, 2, "RESERVED" }, { 0x1c, 4, "DEVSTS" }, { 0x20, 2, "GLBEN" }, { 0x22, 1, "RESERVED" }, { 0x23, 1, "RESERVED" }, { 0x24, 1, "RESERVED" }, { 0x25, 1, "RESERVED" }, { 0x26, 1, "RESERVED" }, { 0x27, 1, "RESERVED" }, { 0x28, 4, "GLBCTL" }, { 0x2C, 4, "DEVCTL" }, /* The registers 0x30-0x33 and 0x34-0x37 allow byte-wise reads only. */ { 0x30, 1, "GPIREG 0" }, { 0x31, 1, "GPIREG 1" }, { 0x32, 1, "GPIREG 2" }, { 0x33, 1, "GPIREG 3" }, { 0x34, 1, "GPOREG 0" }, { 0x35, 1, "GPOREG 1" }, { 0x36, 1, "GPOREG 2" }, { 0x37, 1, "GPOREG 3" }, }; static const io_register_t i63xx_pm_registers[] = { { 0x00, 2, "PM1_STS" }, { 0x02, 2, "PM1_EN" }, { 0x04, 4, "PM1_CNT" }, { 0x08, 4, "PM1_TMR" }, { 0x0c, 4, "RESERVED" }, { 0x10, 4, "PROC_CNT" }, #if DANGEROUS_REGISTERS /* This register returns 0 on read, but reading it may cause * the system to enter C2 state, which might hang the system. */ { 0x14, 1, "LV2" }, { 0x15, 1, "RESERVED" }, { 0x16, 2, "RESERVED" }, #endif { 0x18, 4, "RESERVED" }, { 0x1c, 4, "RESERVED" }, { 0x20, 4, "RESERVED" }, { 0x24, 4, "RESERVED" }, { 0x28, 4, "GPE0_STS" }, { 0x2C, 4, "GPE0_EN" }, { 0x30, 4, "SMI_EN" }, { 0x34, 4, "SMI_STS" }, { 0x38, 2, "ALT_GP_SMI_EN" }, { 0x3a, 2, "ALT_GP_SMI_STS" }, { 0x3c, 4, "RESERVED" }, { 0x40, 4, "RESERVED" }, { 0x44, 2, "DEVACT_STS" }, { 0x46, 2, "RESERVED" }, { 0x48, 4, "RESERVED" }, { 0x4c, 4, "RESERVED" }, { 0x50, 4, "RESERVED" }, { 0x54, 4, "C3_RES" }, { 0x58, 4, "RESERVED" }, { 0x5c, 4, "RESERVED" }, { 0x60, 1, "RESERVED" }, { 0x64, 4, "RESERVED" }, { 0x68, 4, "RESERVED" }, { 0x6c, 4, "RESERVED" }, { 0x70, 4, "RESERVED" }, { 0x74, 4, "RESERVED" }, { 0x78, 4, "RESERVED" }, { 0x7c, 4, "RESERVED" }, }; int print_pmbase(struct pci_dev *sb, struct pci_access *pacc) { size_t i, size; uint16_t pmbase; const io_register_t *pm_registers; uint64_t pwrmbase_phys = 0; struct pci_dev *acpi; printf("\n========== PMBASE/ABASE =========\n\n"); switch (sb->device_id) { case PCI_DEVICE_ID_INTEL_3400: case PCI_DEVICE_ID_INTEL_3420: case PCI_DEVICE_ID_INTEL_3450: case PCI_DEVICE_ID_INTEL_3400_DESKTOP: case PCI_DEVICE_ID_INTEL_3400_MOBILE: case PCI_DEVICE_ID_INTEL_3400_MOBILE_SFF: case PCI_DEVICE_ID_INTEL_B55_A: case PCI_DEVICE_ID_INTEL_B55_B: case PCI_DEVICE_ID_INTEL_H55: case PCI_DEVICE_ID_INTEL_H57: case PCI_DEVICE_ID_INTEL_HM55: case PCI_DEVICE_ID_INTEL_HM57: case PCI_DEVICE_ID_INTEL_P55: case PCI_DEVICE_ID_INTEL_PM55: case PCI_DEVICE_ID_INTEL_Q57: case PCI_DEVICE_ID_INTEL_QM57: case PCI_DEVICE_ID_INTEL_QS57: case PCI_DEVICE_ID_INTEL_Z68: case PCI_DEVICE_ID_INTEL_P67: case PCI_DEVICE_ID_INTEL_UM67: case PCI_DEVICE_ID_INTEL_HM65: case PCI_DEVICE_ID_INTEL_H67: case PCI_DEVICE_ID_INTEL_HM67: case PCI_DEVICE_ID_INTEL_Q65: case PCI_DEVICE_ID_INTEL_QS67: case PCI_DEVICE_ID_INTEL_Q67: case PCI_DEVICE_ID_INTEL_QM67: case PCI_DEVICE_ID_INTEL_B65: case PCI_DEVICE_ID_INTEL_C202: case PCI_DEVICE_ID_INTEL_C204: case PCI_DEVICE_ID_INTEL_C206: case PCI_DEVICE_ID_INTEL_H61: case PCI_DEVICE_ID_INTEL_Z77: case PCI_DEVICE_ID_INTEL_Z75: case PCI_DEVICE_ID_INTEL_Q77: case PCI_DEVICE_ID_INTEL_Q75: case PCI_DEVICE_ID_INTEL_B75: case PCI_DEVICE_ID_INTEL_H77: case PCI_DEVICE_ID_INTEL_C216: case PCI_DEVICE_ID_INTEL_QM77: case PCI_DEVICE_ID_INTEL_QS77: case PCI_DEVICE_ID_INTEL_HM77: case PCI_DEVICE_ID_INTEL_UM77: case PCI_DEVICE_ID_INTEL_HM76: case PCI_DEVICE_ID_INTEL_HM75: case PCI_DEVICE_ID_INTEL_HM70: case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_FULL: case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_PREM: case PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_BASE: case PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_PREM: case PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP: case PCI_DEVICE_ID_INTEL_BAYTRAIL_LPC: pmbase = pci_read_word(sb, 0x40) & 0xff80; pm_registers = pch_pm_registers; size = ARRAY_SIZE(pch_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH10: case PCI_DEVICE_ID_INTEL_ICH10R: pmbase = pci_read_word(sb, 0x40) & 0xff80; pm_registers = ich10_pm_registers; size = ARRAY_SIZE(ich10_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH7: case PCI_DEVICE_ID_INTEL_ICH7M: case PCI_DEVICE_ID_INTEL_ICH7DH: case PCI_DEVICE_ID_INTEL_ICH7MDH: case PCI_DEVICE_ID_INTEL_NM10: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich7_pm_registers; size = ARRAY_SIZE(ich7_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH9DH: case PCI_DEVICE_ID_INTEL_ICH9DO: case PCI_DEVICE_ID_INTEL_ICH9R: case PCI_DEVICE_ID_INTEL_ICH9: case PCI_DEVICE_ID_INTEL_ICH9M: case PCI_DEVICE_ID_INTEL_ICH9ME: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich9_pm_registers; size = ARRAY_SIZE(ich9_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH8: case PCI_DEVICE_ID_INTEL_ICH8M: case PCI_DEVICE_ID_INTEL_ICH8ME: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich8_pm_registers; size = ARRAY_SIZE(ich8_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH6: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich6_pm_registers; size = ARRAY_SIZE(ich6_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH5: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich5_pm_registers; size = ARRAY_SIZE(ich5_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH4: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich4_pm_registers; size = ARRAY_SIZE(ich4_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH2: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich2_pm_registers; size = ARRAY_SIZE(ich2_pm_registers); break; case PCI_DEVICE_ID_INTEL_ICH0: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = ich0_pm_registers; size = ARRAY_SIZE(ich0_pm_registers); break; case PCI_DEVICE_ID_INTEL_82371XX: acpi = pci_get_dev(pacc, sb->domain, sb->bus, sb->dev, 3); if (!acpi) { printf("Southbridge function 3 not found.\n"); return 1; } pmbase = pci_read_word(acpi, 0x40) & 0xfffc; pci_free_dev(acpi); pm_registers = i82371xx_pm_registers; size = ARRAY_SIZE(i82371xx_pm_registers); break; case PCI_DEVICE_ID_INTEL_I63XX: pmbase = pci_read_word(sb, 0x40) & 0xfffc; pm_registers = i63xx_pm_registers; size = ARRAY_SIZE(i63xx_pm_registers); break; case PCI_DEVICE_ID_INTEL_CM236: acpi = pci_get_dev(pacc, sb->domain, sb->bus, sb->dev, 2); if (!acpi) { printf("PMC device not found.\n"); return 1; } pmbase = pci_read_word(acpi, 0x40) & ~0xff; pwrmbase_phys = pci_read_long(acpi, 0x48) & ~0xfff; pci_free_dev(acpi); pm_registers = sunrise_pm_registers; size = ARRAY_SIZE(sunrise_pm_registers); break; case 0x1234: // Dummy for non-existent functionality printf("This southbridge does not have PMBASE.\n"); return 1; default: printf("Error: Dumping PMBASE on this southbridge is not (yet) supported.\n"); return 1; } printf("PMBASE = 0x%04x (IO)\n\n", pmbase); for (i = 0; i < size; i++) { switch (pm_registers[i].size) { case 8: printf("pmbase+0x%04x: 0x%08x (%s)\n" " 0x%08x\n", pm_registers[i].addr, inl(pmbase+pm_registers[i].addr), pm_registers[i].name, inl(pmbase+pm_registers[i].addr+4)); break; case 4: printf("pmbase+0x%04x: 0x%08x (%s)\n", pm_registers[i].addr, inl(pmbase+pm_registers[i].addr), pm_registers[i].name); break; case 2: printf("pmbase+0x%04x: 0x%04x (%s)\n", pm_registers[i].addr, inw(pmbase+pm_registers[i].addr), pm_registers[i].name); break; case 1: printf("pmbase+0x%04x: 0x%02x (%s)\n", pm_registers[i].addr, inb(pmbase+pm_registers[i].addr), pm_registers[i].name); break; } } if (pwrmbase_phys) { const size_t pwrmbase_size = 4 * KiB; volatile const u8 *const pwrmbase = map_physical(pwrmbase_phys, pwrmbase_size); if (!pwrmbase) { perror("Error mapping PWRMBASE"); exit(1); } printf("\n=========== PWRMBASE ===========\n\n"); printf("PWRMBASE = 0x%08" PRIx64 " (MEM)\n\n", pwrmbase_phys); for (i = 0; i < pwrmbase_size; i += 4) { if (*(uint32_t *)(pwrmbase + i)) printf("0x%04zx: 0x%08"PRIx32"\n", i, *(uint32_t *)(pwrmbase + i)); } unmap_physical((void *)pwrmbase, pwrmbase_size); } return 0; }