| /* |
| * 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> |
| * |
| * 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., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #include <stdio.h> |
| #include "inteltool.h" |
| |
| 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" }, |
| }; |
| |
| 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 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 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" }, |
| }; |
| |
| int print_pmbase(struct pci_dev *sb) |
| { |
| int i, size; |
| uint16_t pmbase; |
| const io_register_t *pm_registers; |
| |
| printf("\n============= PMBASE ============\n\n"); |
| |
| switch (sb->device_id) { |
| case PCI_DEVICE_ID_INTEL_ICH7: |
| case PCI_DEVICE_ID_INTEL_ICH7M: |
| case PCI_DEVICE_ID_INTEL_ICH7DH: |
| case PCI_DEVICE_ID_INTEL_ICH7MDH: |
| pmbase = pci_read_word(sb, 0x40) & 0xfffc; |
| pm_registers = ich7_pm_registers; |
| size = ARRAY_SIZE(ich7_pm_registers); |
| break; |
| case PCI_DEVICE_ID_INTEL_ICH8M: |
| pmbase = pci_read_word(sb, 0x40) & 0xfffc; |
| pm_registers = ich8_pm_registers; |
| size = ARRAY_SIZE(ich8_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_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: |
| pmbase = pci_read_word(sb, 0x40) & 0xfffc; |
| pm_registers = i82371xx_pm_registers; |
| size = ARRAY_SIZE(i82371xx_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 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; |
| } |
| } |
| |
| return 0; |
| } |
| |