diff options
| -rw-r--r-- | util/inteltool/Makefile | 2 | ||||
| -rw-r--r-- | util/inteltool/cpu.c | 325 | ||||
| -rw-r--r-- | util/inteltool/gpio.c | 145 | ||||
| -rw-r--r-- | util/inteltool/inteltool.c | 738 | ||||
| -rw-r--r-- | util/inteltool/inteltool.h | 56 | ||||
| -rw-r--r-- | util/inteltool/memory.c | 69 | ||||
| -rw-r--r-- | util/inteltool/pcie.c | 199 | ||||
| -rw-r--r-- | util/inteltool/powermgt.c | 56 | ||||
| -rw-r--r-- | util/inteltool/rootcmplx.c | 79 |
9 files changed, 932 insertions, 737 deletions
diff --git a/util/inteltool/Makefile b/util/inteltool/Makefile index d1a8b21880..9b76d216f0 100644 --- a/util/inteltool/Makefile +++ b/util/inteltool/Makefile @@ -27,7 +27,7 @@ PREFIX = /usr/local CFLAGS = -O2 -g -Wall -W LDFLAGS = -lpci -lz -OBJS = inteltool.o +OBJS = inteltool.o cpu.o gpio.o rootcmplx.o powermgt.o memory.o pcie.o all: pciutils dep $(PROGRAM) diff --git a/util/inteltool/cpu.c b/util/inteltool/cpu.c new file mode 100644 index 0000000000..4f3e716037 --- /dev/null +++ b/util/inteltool/cpu.c @@ -0,0 +1,325 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 by 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <fcntl.h> +#include <unistd.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> + +#include "inteltool.h" + +int fd_msr; + +unsigned int cpuid(unsigned int op) +{ + unsigned int ret; + unsigned int dummy2, dummy3, dummy4; + asm volatile ( + "cpuid" + : "=a" (ret), "=b" (dummy2), "=c" (dummy3), "=d" (dummy4) + : "a" (op) + ); + return ret; +} + +int msr_readerror = 0; + +msr_t rdmsr(int addr) +{ + uint8_t buf[8]; + msr_t msr = { 0xffffffff, 0xffffffff }; + + if (lseek(fd_msr, (off_t) addr, SEEK_SET) == -1) { + perror("Could not lseek() to MSR"); + close(fd_msr); + exit(1); + } + + if (read(fd_msr, buf, 8) == 8) { + msr.lo = *(uint32_t *)buf; + msr.hi = *(uint32_t *)(buf + 4); + + return msr; + } + + if (errno == 5) { + printf(" (*)"); // Not all bits of the MSR could be read + msr_readerror = 1; + } else { + // A severe error. + perror("Could not read() MSR"); + close(fd_msr); + exit(1); + } + + return msr; +} + +int print_intel_core_msrs(void) +{ + unsigned int i, core, id; + msr_t msr; + +#define IA32_PLATFORM_ID 0x0017 +#define EBL_CR_POWERON 0x002a +#define FSB_CLK_STS 0x00cd +#define IA32_TIME_STAMP_COUNTER 0x0010 +#define IA32_APIC_BASE 0x001b + + typedef struct { + int number; + char *name; + } msr_entry_t; + + static const msr_entry_t model6ex_global_msrs[] = { + { 0x0017, "IA32_PLATFORM_ID" }, + { 0x002a, "EBL_CR_POWERON" }, + { 0x00cd, "FSB_CLOCK_STS" }, + { 0x00ce, "FSB_CLOCK_VCC" }, + { 0x00e2, "CLOCK_CST_CONFIG_CONTROL" }, + { 0x00e3, "PMG_IO_BASE_ADDR" }, + { 0x00e4, "PMG_IO_CAPTURE_ADDR" }, + { 0x00ee, "EXT_CONFIG" }, + { 0x011e, "BBL_CR_CTL3" }, + { 0x0194, "CLOCK_FLEX_MAX" }, + { 0x0198, "IA32_PERF_STATUS" }, + { 0x01a0, "IA32_MISC_ENABLES" }, + { 0x01aa, "PIC_SENS_CFG" }, + { 0x0400, "IA32_MC0_CTL" }, + { 0x0401, "IA32_MC0_STATUS" }, + { 0x0402, "IA32_MC0_ADDR" }, + //{ 0x0403, "IA32_MC0_MISC" }, // Seems to be RO + { 0x040c, "IA32_MC4_CTL" }, + { 0x040d, "IA32_MC4_STATUS" }, + { 0x040e, "IA32_MC4_ADDR" }, + //{ 0x040f, "IA32_MC4_MISC" } // Seems to be RO + }; + + static const msr_entry_t model6ex_per_core_msrs[] = { + { 0x0010, "IA32_TIME_STAMP_COUNTER" }, + { 0x001b, "IA32_APIC_BASE" }, + { 0x003a, "IA32_FEATURE_CONTROL" }, + { 0x003f, "IA32_TEMPERATURE_OFFSET" }, + //{ 0x0079, "IA32_BIOS_UPDT_TRIG" }, // Seems to be RO + { 0x008b, "IA32_BIOS_SIGN_ID" }, + { 0x00e7, "IA32_MPERF" }, + { 0x00e8, "IA32_APERF" }, + { 0x00fe, "IA32_MTRRCAP" }, + { 0x015f, "DTS_CAL_CTRL" }, + { 0x0179, "IA32_MCG_CAP" }, + { 0x017a, "IA32_MCG_STATUS" }, + { 0x0199, "IA32_PERF_CONTROL" }, + { 0x019a, "IA32_CLOCK_MODULATION" }, + { 0x019b, "IA32_THERM_INTERRUPT" }, + { 0x019c, "IA32_THERM_STATUS" }, + { 0x019d, "GV_THERM" }, + { 0x01d9, "IA32_DEBUGCTL" }, + { 0x0200, "IA32_MTRR_PHYSBASE0" }, + { 0x0201, "IA32_MTRR_PHYSMASK0" }, + { 0x0202, "IA32_MTRR_PHYSBASE1" }, + { 0x0203, "IA32_MTRR_PHYSMASK1" }, + { 0x0204, "IA32_MTRR_PHYSBASE2" }, + { 0x0205, "IA32_MTRR_PHYSMASK2" }, + { 0x0206, "IA32_MTRR_PHYSBASE3" }, + { 0x0207, "IA32_MTRR_PHYSMASK3" }, + { 0x0208, "IA32_MTRR_PHYSBASE4" }, + { 0x0209, "IA32_MTRR_PHYSMASK4" }, + { 0x020a, "IA32_MTRR_PHYSBASE5" }, + { 0x020b, "IA32_MTRR_PHYSMASK5" }, + { 0x020c, "IA32_MTRR_PHYSBASE6" }, + { 0x020d, "IA32_MTRR_PHYSMASK6" }, + { 0x020e, "IA32_MTRR_PHYSBASE7" }, + { 0x020f, "IA32_MTRR_PHYSMASK7" }, + { 0x0250, "IA32_MTRR_FIX64K_00000" }, + { 0x0258, "IA32_MTRR_FIX16K_80000" }, + { 0x0259, "IA32_MTRR_FIX16K_A0000" }, + { 0x0268, "IA32_MTRR_FIX4K_C0000" }, + { 0x0269, "IA32_MTRR_FIX4K_C8000" }, + { 0x026a, "IA32_MTRR_FIX4K_D0000" }, + { 0x026b, "IA32_MTRR_FIX4K_D8000" }, + { 0x026c, "IA32_MTRR_FIX4K_E0000" }, + { 0x026d, "IA32_MTRR_FIX4K_E8000" }, + { 0x026e, "IA32_MTRR_FIX4K_F0000" }, + { 0x026f, "IA32_MTRR_FIX4K_F8000" }, + { 0x02ff, "IA32_MTRR_DEF_TYPE" }, + //{ 0x00c000080, "IA32_CR_EFER" }, // Seems to be RO + }; + + static const msr_entry_t model6fx_global_msrs[] = { + { 0x0017, "IA32_PLATFORM_ID" }, + { 0x002a, "EBL_CR_POWERON" }, + { 0x003f, "IA32_TEMPERATURE_OFFSET" }, + { 0x00a8, "EMTTM_CR_TABLE0" }, + { 0x00a9, "EMTTM_CR_TABLE1" }, + { 0x00aa, "EMTTM_CR_TABLE2" }, + { 0x00ab, "EMTTM_CR_TABLE3" }, + { 0x00ac, "EMTTM_CR_TABLE4" }, + { 0x00ad, "EMTTM_CR_TABLE5" }, + { 0x00cd, "FSB_CLOCK_STS" }, + { 0x00e2, "PMG_CST_CONFIG_CONTROL" }, + { 0x00e3, "PMG_IO_BASE_ADDR" }, + { 0x00e4, "PMG_IO_CAPTURE_ADDR" }, + { 0x00ee, "EXT_CONFIG" }, + { 0x011e, "BBL_CR_CTL3" }, + { 0x0194, "CLOCK_FLEX_MAX" }, + { 0x0198, "IA32_PERF_STATUS" }, + { 0x01a0, "IA32_MISC_ENABLES" }, + { 0x01aa, "PIC_SENS_CFG" }, + { 0x0400, "IA32_MC0_CTL" }, + { 0x0401, "IA32_MC0_STATUS" }, + { 0x0402, "IA32_MC0_ADDR" }, + //{ 0x0403, "IA32_MC0_MISC" }, // Seems to be RO + { 0x040c, "IA32_MC4_CTL" }, + { 0x040d, "IA32_MC4_STATUS" }, + { 0x040e, "IA32_MC4_ADDR" }, + //{ 0x040f, "IA32_MC4_MISC" } // Seems to be RO + }; + + static const msr_entry_t model6fx_per_core_msrs[] = { + { 0x0010, "IA32_TIME_STAMP_COUNTER" }, + { 0x001b, "IA32_APIC_BASE" }, + { 0x003a, "IA32_FEATURE_CONTROL" }, + //{ 0x0079, "IA32_BIOS_UPDT_TRIG" }, // Seems to be RO + { 0x008b, "IA32_BIOS_SIGN_ID" }, + { 0x00e1, "SMM_CST_MISC_INFO" }, + { 0x00e7, "IA32_MPERF" }, + { 0x00e8, "IA32_APERF" }, + { 0x00fe, "IA32_MTRRCAP" }, + { 0x0179, "IA32_MCG_CAP" }, + { 0x017a, "IA32_MCG_STATUS" }, + { 0x0199, "IA32_PERF_CONTROL" }, + { 0x019a, "IA32_THERM_CTL" }, + { 0x019b, "IA32_THERM_INTERRUPT" }, + { 0x019c, "IA32_THERM_STATUS" }, + { 0x019d, "MSR_THERM2_CTL" }, + { 0x01d9, "IA32_DEBUGCTL" }, + { 0x0200, "IA32_MTRR_PHYSBASE0" }, + { 0x0201, "IA32_MTRR_PHYSMASK0" }, + { 0x0202, "IA32_MTRR_PHYSBASE1" }, + { 0x0203, "IA32_MTRR_PHYSMASK1" }, + { 0x0204, "IA32_MTRR_PHYSBASE2" }, + { 0x0205, "IA32_MTRR_PHYSMASK2" }, + { 0x0206, "IA32_MTRR_PHYSBASE3" }, + { 0x0207, "IA32_MTRR_PHYSMASK3" }, + { 0x0208, "IA32_MTRR_PHYSBASE4" }, + { 0x0209, "IA32_MTRR_PHYSMASK4" }, + { 0x020a, "IA32_MTRR_PHYSBASE5" }, + { 0x020b, "IA32_MTRR_PHYSMASK5" }, + { 0x020c, "IA32_MTRR_PHYSBASE6" }, + { 0x020d, "IA32_MTRR_PHYSMASK6" }, + { 0x020e, "IA32_MTRR_PHYSBASE7" }, + { 0x020f, "IA32_MTRR_PHYSMASK7" }, + { 0x0250, "IA32_MTRR_FIX64K_00000" }, + { 0x0258, "IA32_MTRR_FIX16K_80000" }, + { 0x0259, "IA32_MTRR_FIX16K_A0000" }, + { 0x0268, "IA32_MTRR_FIX4K_C0000" }, + { 0x0269, "IA32_MTRR_FIX4K_C8000" }, + { 0x026a, "IA32_MTRR_FIX4K_D0000" }, + { 0x026b, "IA32_MTRR_FIX4K_D8000" }, + { 0x026c, "IA32_MTRR_FIX4K_E0000" }, + { 0x026d, "IA32_MTRR_FIX4K_E8000" }, + { 0x026e, "IA32_MTRR_FIX4K_F0000" }, + { 0x026f, "IA32_MTRR_FIX4K_F8000" }, + { 0x02ff, "IA32_MTRR_DEF_TYPE" }, + //{ 0x00c000080, "IA32_CR_EFER" }, // Seems to be RO + }; + + typedef struct { + unsigned int model; + const msr_entry_t *global_msrs; + unsigned int num_global_msrs; + const msr_entry_t *per_core_msrs; + unsigned int num_per_core_msrs; + } cpu_t; + + cpu_t cpulist[] = { + { 0x006e0, model6ex_global_msrs, ARRAY_SIZE(model6ex_global_msrs), model6ex_per_core_msrs, ARRAY_SIZE(model6ex_per_core_msrs) }, + { 0x006f0, model6fx_global_msrs, ARRAY_SIZE(model6fx_global_msrs), model6fx_per_core_msrs, ARRAY_SIZE(model6fx_per_core_msrs) }, + }; + + cpu_t *cpu = NULL; + + /* Get CPU family and model, not the stepping + * (TODO: extended family/model) + */ + id = cpuid(1) & 0xff0; + for (i = 0; i < ARRAY_SIZE(cpulist); i++) { + if(cpulist[i].model == id) { + cpu = &cpulist[i]; + break; + } + } + + if (!cpu) { + printf("Error: Dumping MSRs on this CPU (0x%06x) is not (yet) supported.\n", id); + return -1; + } + + fd_msr = open("/dev/cpu/0/msr", O_RDWR); + if (fd_msr < 0) { + perror("Error while opening /dev/cpu/0/msr"); + printf("Did you run 'modprobe msr'?\n"); + return -1; + } + + printf("\n===================== SHARED MSRs (All Cores) =====================\n"); + + for (i = 0; i < cpu->num_global_msrs; i++) { + msr = rdmsr(cpu->global_msrs[i].number); + printf(" MSR 0x%08X = 0x%08X:0x%08X (%s)\n", + cpu->global_msrs[i].number, msr.hi, msr.lo, + cpu->global_msrs[i].name); + } + + close(fd_msr); + + for (core = 0; core < 8; core++) { + char msrfilename[64]; + memset(msrfilename, 0, 64); + sprintf(msrfilename, "/dev/cpu/%d/msr", core); + + fd_msr = open(msrfilename, O_RDWR); + + /* If the file is not there, we're probably through. No error, + * since we successfully opened /dev/cpu/0/msr before. + */ + if (fd_msr < 0) + break; + + printf("\n====================== UNIQUE MSRs (core %d) ======================\n", core); + + for (i = 0; i < cpu->num_per_core_msrs; i++) { + msr = rdmsr(cpu->per_core_msrs[i].number); + printf(" MSR 0x%08X = 0x%08X:0x%08X (%s)\n", + cpu->per_core_msrs[i].number, msr.hi, msr.lo, + cpu->per_core_msrs[i].name); + } + + close(fd_msr); + } + + if (msr_readerror) + printf("\n(*) Some MSRs could not be read. The marked values are unreliable.\n"); + + return 0; +} + + diff --git a/util/inteltool/gpio.c b/util/inteltool/gpio.c new file mode 100644 index 0000000000..105e77696a --- /dev/null +++ b/util/inteltool/gpio.c @@ -0,0 +1,145 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 by 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <stdio.h> +#include <sys/io.h> +#include "inteltool.h" + +static const io_register_t ich0_gpio_registers[] = { + { 0x00, 4, "GPIO_USE_SEL" }, + { 0x04, 4, "GP_IO_SEL" }, + { 0x08, 4, "RESERVED" }, + { 0x0c, 4, "GP_LVL" }, + { 0x10, 4, "RESERVED" }, + { 0x14, 4, "GPO_TTL" }, + { 0x18, 4, "GPO_BLINK" }, + { 0x1c, 4, "RESERVED" }, + { 0x20, 4, "RESERVED" }, + { 0x24, 4, "RESERVED" }, + { 0x28, 4, "RESERVED" }, + { 0x2c, 4, "GPI_INV" }, + { 0x30, 4, "RESERVED" }, + { 0x34, 4, "RESERVED" }, + { 0x38, 4, "RESERVED" }, + { 0x3C, 4, "RESERVED" } +}; + +static const io_register_t ich4_gpio_registers[] = { + { 0x00, 4, "GPIO_USE_SEL" }, + { 0x04, 4, "GP_IO_SEL" }, + { 0x08, 4, "RESERVED" }, + { 0x0c, 4, "GP_LVL" }, + { 0x10, 4, "RESERVED" }, + { 0x14, 4, "GPO_TTL" }, + { 0x18, 4, "GPO_BLINK" }, + { 0x1c, 4, "RESERVED" }, + { 0x20, 4, "RESERVED" }, + { 0x24, 4, "RESERVED" }, + { 0x28, 4, "RESERVED" }, + { 0x2c, 4, "GPI_INV" }, + { 0x30, 4, "GPIO_USE_SEL2" }, + { 0x34, 4, "GP_IO_SEL2" }, + { 0x38, 4, "GP_LVL2" }, + { 0x3C, 4, "RESERVED" } +}; + +static const io_register_t ich7_gpio_registers[] = { + { 0x00, 4, "GPIO_USE_SEL" }, + { 0x04, 4, "GP_IO_SEL" }, + { 0x08, 4, "RESERVED" }, + { 0x0c, 4, "GP_LVL" }, + { 0x10, 4, "RESERVED" }, + { 0x14, 4, "RESERVED" }, + { 0x18, 4, "GPO_BLINK" }, + { 0x1c, 4, "RESERVED" }, + { 0x20, 4, "RESERVED" }, + { 0x24, 4, "RESERVED" }, + { 0x28, 4, "RESERVED" }, + { 0x2c, 4, "GPI_INV" }, + { 0x30, 4, "GPIO_USE_SEL2" }, + { 0x34, 4, "GP_IO_SEL2" }, + { 0x38, 4, "GP_LVL2" }, + { 0x3C, 4, "RESERVED" } +}; + +int print_gpios(struct pci_dev *sb) +{ + int i, size; + uint16_t gpiobase; + const io_register_t *gpio_registers; + + printf("\n============= GPIOS =============\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: + gpiobase = pci_read_word(sb, 0x48) & 0xfffc; + gpio_registers = ich7_gpio_registers; + size = ARRAY_SIZE(ich7_gpio_registers); + break; + case PCI_DEVICE_ID_INTEL_ICH4: + case PCI_DEVICE_ID_INTEL_ICH4M: + gpiobase = pci_read_word(sb, 0x58) & 0xfffc; + gpio_registers = ich4_gpio_registers; + size = ARRAY_SIZE(ich4_gpio_registers); + break; + case PCI_DEVICE_ID_INTEL_ICH: + case PCI_DEVICE_ID_INTEL_ICH0: + gpiobase = pci_read_word(sb, 0x58) & 0xfffc; + gpio_registers = ich0_gpio_registers; + size = ARRAY_SIZE(ich0_gpio_registers); + break; + case 0x1234: // Dummy for non-existent functionality + printf("This southbridge does not have GPIOBASE.\n"); + return 1; + default: + printf("Error: Dumping GPIOs on this southbridge is not (yet) supported.\n"); + return 1; + } + + printf("GPIOBASE = 0x%04x (IO)\n\n", gpiobase); + + for (i = 0; i < size; i++) { + switch (gpio_registers[i].size) { + case 4: + printf("gpiobase+0x%04x: 0x%08x (%s)\n", + gpio_registers[i].addr, + inl(gpiobase+gpio_registers[i].addr), + gpio_registers[i].name); + break; + case 2: + printf("gpiobase+0x%04x: 0x%04x (%s)\n", + gpio_registers[i].addr, + inw(gpiobase+gpio_registers[i].addr), + gpio_registers[i].name); + break; + case 1: + printf("gpiobase+0x%04x: 0x%02x (%s)\n", + gpio_registers[i].addr, + inb(gpiobase+gpio_registers[i].addr), + gpio_registers[i].name); + break; + } + } + + return 0; +} + diff --git a/util/inteltool/inteltool.c b/util/inteltool/inteltool.c index e2520930fb..ff17d9b168 100644 --- a/util/inteltool/inteltool.c +++ b/util/inteltool/inteltool.c @@ -18,34 +18,13 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <errno.h> -#include <fcntl.h> -#include <unistd.h> #include <stdio.h> -#include <string.h> #include <stdlib.h> -#include <stdint.h> #include <getopt.h> -#include <sys/mman.h> #include <sys/io.h> -#include <pci/pci.h> - -#define INTELTOOL_VERSION "1.0" - -/* Tested chipsets: */ -#define PCI_VENDOR_ID_INTEL 0x8086 -#define PCI_DEVICE_ID_INTEL_ICH 0x2410 -#define PCI_DEVICE_ID_INTEL_ICH0 0x2420 -#define PCI_DEVICE_ID_INTEL_ICH2 0x2440 -#define PCI_DEVICE_ID_INTEL_ICH4 0x24c0 -#define PCI_DEVICE_ID_INTEL_ICH4M 0x24cc -#define PCI_DEVICE_ID_INTEL_ICH7DH 0x27b0 -#define PCI_DEVICE_ID_INTEL_ICH7 0x27b8 -#define PCI_DEVICE_ID_INTEL_ICH7M 0x27b9 -#define PCI_DEVICE_ID_INTEL_ICH7MDH 0x27bd +#include <fcntl.h> -#define PCI_DEVICE_ID_INTEL_82845 0x1a30 -#define PCI_DEVICE_ID_INTEL_82945GM 0x27a0 +#include "inteltool.h" static const struct { uint16_t vendor_id, device_id; @@ -64,720 +43,7 @@ static const struct { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH, "ICH" } }; -#define ARRAY_SIZE(a) ((int)(sizeof(a) / sizeof((a)[0]))) - int fd_mem; -int fd_msr; - -typedef struct { uint32_t hi, lo; } msr_t; -typedef struct { uint16_t addr; int size; char *name; } io_register_t; - -static const io_register_t ich0_gpio_registers[] = { - { 0x00, 4, "GPIO_USE_SEL" }, - { 0x04, 4, "GP_IO_SEL" }, - { 0x08, 4, "RESERVED" }, - { 0x0c, 4, "GP_LVL" }, - { 0x10, 4, "RESERVED" }, - { 0x14, 4, "GPO_TTL" }, - { 0x18, 4, "GPO_BLINK" }, - { 0x1c, 4, "RESERVED" }, - { 0x20, 4, "RESERVED" }, - { 0x24, 4, "RESERVED" }, - { 0x28, 4, "RESERVED" }, - { 0x2c, 4, "GPI_INV" }, - { 0x30, 4, "RESERVED" }, - { 0x34, 4, "RESERVED" }, - { 0x38, 4, "RESERVED" }, - { 0x3C, 4, "RESERVED" } -}; - -static const io_register_t ich4_gpio_registers[] = { - { 0x00, 4, "GPIO_USE_SEL" }, - { 0x04, 4, "GP_IO_SEL" }, - { 0x08, 4, "RESERVED" }, - { 0x0c, 4, "GP_LVL" }, - { 0x10, 4, "RESERVED" }, - { 0x14, 4, "GPO_TTL" }, - { 0x18, 4, "GPO_BLINK" }, - { 0x1c, 4, "RESERVED" }, - { 0x20, 4, "RESERVED" }, - { 0x24, 4, "RESERVED" }, - { 0x28, 4, "RESERVED" }, - { 0x2c, 4, "GPI_INV" }, - { 0x30, 4, "GPIO_USE_SEL2" }, - { 0x34, 4, "GP_IO_SEL2" }, - { 0x38, 4, "GP_LVL2" }, - { 0x3C, 4, "RESERVED" } -}; - -static const io_register_t ich7_gpio_registers[] = { - { 0x00, 4, "GPIO_USE_SEL" }, - { 0x04, 4, "GP_IO_SEL" }, - { 0x08, 4, "RESERVED" }, - { 0x0c, 4, "GP_LVL" }, - { 0x10, 4, "RESERVED" }, - { 0x14, 4, "RESERVED" }, - { 0x18, 4, "GPO_BLINK" }, - { 0x1c, 4, "RESERVED" }, - { 0x20, 4, "RESERVED" }, - { 0x24, 4, "RESERVED" }, - { 0x28, 4, "RESERVED" }, - { 0x2c, 4, "GPI_INV" }, - { 0x30, 4, "GPIO_USE_SEL2" }, - { 0x34, 4, "GP_IO_SEL2" }, - { 0x38, 4, "GP_LVL2" }, - { 0x3C, 4, "RESERVED" } -}; - -int print_gpios(struct pci_dev *sb) -{ - int i, size; - uint16_t gpiobase; - const io_register_t *gpio_registers; - - printf("\n============= GPIOS =============\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: - gpiobase = pci_read_word(sb, 0x48) & 0xfffc; - gpio_registers = ich7_gpio_registers; - size = ARRAY_SIZE(ich7_gpio_registers); - break; - case PCI_DEVICE_ID_INTEL_ICH4: - case PCI_DEVICE_ID_INTEL_ICH4M: - gpiobase = pci_read_word(sb, 0x58) & 0xfffc; - gpio_registers = ich4_gpio_registers; - size = ARRAY_SIZE(ich4_gpio_registers); - break; - case PCI_DEVICE_ID_INTEL_ICH: - case PCI_DEVICE_ID_INTEL_ICH0: - gpiobase = pci_read_word(sb, 0x58) & 0xfffc; - gpio_registers = ich0_gpio_registers; - size = ARRAY_SIZE(ich0_gpio_registers); - break; - case 0x1234: // Dummy for non-existent functionality - printf("This southbridge does not have GPIOBASE.\n"); - return 1; - default: - printf("Error: Dumping GPIOs on this southbridge is not (yet) supported.\n"); - return 1; - } - - printf("GPIOBASE = 0x%04x (IO)\n\n", gpiobase); - - for (i = 0; i < size; i++) { - switch (gpio_registers[i].size) { - case 4: - printf("gpiobase+0x%04x: 0x%08x (%s)\n", - gpio_registers[i].addr, - inl(gpiobase+gpio_registers[i].addr), - gpio_registers[i].name); - break; - case 2: - printf("gpiobase+0x%04x: 0x%04x (%s)\n", - gpio_registers[i].addr, - inw(gpiobase+gpio_registers[i].addr), - gpio_registers[i].name); - break; - case 1: - printf("gpiobase+0x%04x: 0x%02x (%s)\n", - gpio_registers[i].addr, - inb(gpiobase+gpio_registers[i].addr), - gpio_registers[i].name); - break; - } - } - - return 0; -} - -int print_rcba(struct pci_dev *sb) -{ - int i, size = 0x4000; - volatile uint8_t *rcba; - uint32_t rcba_phys; - - printf("\n============= RCBA ==============\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: - rcba_phys = pci_read_long(sb, 0xf0) & 0xfffffffe; - break; - case PCI_DEVICE_ID_INTEL_ICH: - case PCI_DEVICE_ID_INTEL_ICH0: - case PCI_DEVICE_ID_INTEL_ICH4: - case PCI_DEVICE_ID_INTEL_ICH4M: - printf("This southbridge does not have RCBA.\n"); - return 1; - default: - printf("Error: Dumping RCBA on this southbridge is not (yet) supported.\n"); - return 1; - } - - rcba = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, - fd_mem, (off_t) rcba_phys); - - if (rcba == MAP_FAILED) { - perror("Error mapping RCBA"); - exit(1); - } - - printf("RCBA = 0x%08x (MEM)\n\n", rcba_phys); - - for (i = 0; i < size; i += 4) { - if (*(uint32_t *)(rcba + i)) - printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(rcba + i)); - } - - munmap((void *)rcba, size); - return 0; -} - -int print_pmbase(struct pci_dev *sb) -{ - int i, size = 0x80; - uint16_t pmbase; - - 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; - 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 += 4) { - printf("pmbase+0x%04x: 0x%08x\n", i, inl(pmbase + i)); - } - - return 0; -} - -/* - * (G)MCH MMIO Config Space - */ -int print_mchbar(struct pci_dev *nb) -{ - int i, size = (16 * 1024); - volatile uint8_t *mchbar; - uint32_t mchbar_phys; - - printf("\n============= MCHBAR ============\n\n"); - - switch (nb->device_id) { - case PCI_DEVICE_ID_INTEL_82945GM: - mchbar_phys = pci_read_long(nb, 0x44) & 0xfffffffe; - break; - case 0x1234: // Dummy for non-existent functionality - printf("This northbrigde does not have MCHBAR.\n"); - return 1; - default: - printf("Error: Dumping MCHBAR on this northbridge is not (yet) supported.\n"); - return 1; - } - - mchbar = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, - fd_mem, (off_t) mchbar_phys); - - if (mchbar == MAP_FAILED) { - perror("Error mapping MCHBAR"); - exit(1); - } - - printf("MCHBAR = 0x%08x (MEM)\n\n", mchbar_phys); - - for (i = 0; i < size; i += 4) { - if (*(uint32_t *)(mchbar + i)) - printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(mchbar+i)); - } - - munmap((void *)mchbar, size); - return 0; -} - -/* - * Egress Port Root Complex MMIO configuration space - */ -int print_epbar(struct pci_dev *nb) -{ - int i, size = (4 * 1024); - volatile uint8_t *epbar; - uint32_t epbar_phys; - - printf("\n============= EPBAR =============\n\n"); - - switch (nb->device_id) { - case PCI_DEVICE_ID_INTEL_82945GM: - epbar_phys = pci_read_long(nb, 0x40) & 0xfffffffe; - break; - case 0x1234: // Dummy for non-existent functionality - printf("This northbrigde does not have EPBAR.\n"); - return 1; - default: - printf("Error: Dumping EPBAR on this northbridge is not (yet) supported.\n"); - return 1; - } - - epbar = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, - fd_mem, (off_t) epbar_phys); - - if (epbar == MAP_FAILED) { - perror("Error mapping EPBAR"); - exit(1); - } - - printf("EPBAR = 0x%08x (MEM)\n\n", epbar_phys); - for (i = 0; i < size; i += 4) { - if (*(uint32_t *)(epbar + i)) - printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(epbar+i)); - } - - munmap((void *)epbar, size); - return 0; -} - -/* - * MCH-ICH Serial Interconnect Ingress Root Complex MMIO configuration space - */ -int print_dmibar(struct pci_dev *nb) -{ - int i, size = (4 * 1024); - volatile uint8_t *dmibar; - uint32_t dmibar_phys; - - printf("\n============= DMIBAR ============\n\n"); - - switch (nb->device_id) { - case PCI_DEVICE_ID_INTEL_82945GM: - dmibar_phys = pci_read_long(nb, 0x4c) & 0xfffffffe; - break; - case 0x1234: // Dummy for non-existent functionality - printf("This northbrigde does not have DMIBAR.\n"); - return 1; - default: - printf("Error: Dumping DMIBAR on this northbridge is not (yet) supported.\n"); - return 1; - } - - dmibar = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, - fd_mem, (off_t) dmibar_phys); - - if (dmibar == MAP_FAILED) { - perror("Error mapping DMIBAR"); - exit(1); - } - - printf("DMIBAR = 0x%08x (MEM)\n\n", dmibar_phys); - for (i = 0; i < size; i += 4) { - if (*(uint32_t *)(dmibar + i)) - printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(dmibar+i)); - } - - munmap((void *)dmibar, size); - return 0; -} - -/* - * PCIe MMIO configuration space - */ -int print_pciexbar(struct pci_dev *nb) -{ - uint32_t pciexbar_reg; - uint32_t pciexbar_phys; - volatile uint8_t *pciexbar; - int max_busses, devbase, i; - int bus, dev, fn; - - printf("========= PCIEXBAR ========\n\n"); - - switch (nb->device_id) { - case PCI_DEVICE_ID_INTEL_82945GM: - pciexbar_reg = pci_read_long(nb, 0x48); - break; - case 0x1234: // Dummy for non-existent functionality - printf("Error: This northbrigde does not have PCIEXBAR.\n"); - return 1; - default: - printf("Error: Dumping PCIEXBAR on this northbridge is not (yet) supported.\n"); - return 1; - } - - if (!(pciexbar_reg & (1 << 0))) { - printf("PCIEXBAR register is disabled.\n"); - return 0; - } - - switch ((pciexbar_reg >> 1) & 3) { - case 0: // 256MB - pciexbar_phys = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)); - max_busses = 256; - break; - case 1: // 128M - pciexbar_phys = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)); - max_busses = 128; - break; - case 2: // 64M - pciexbar_phys = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)|(1 << 26)); - max_busses = 64; - break; - default: // RSVD - printf("Undefined address base. Bailing out.\n"); - return 1; - } - - printf("PCIEXBAR: 0x%08x\n", pciexbar_phys); - - pciexbar = mmap(0, (max_busses * 1024 * 1024), PROT_WRITE | PROT_READ, - MAP_SHARED, fd_mem, (off_t) pciexbar_phys); - - if (pciexbar == MAP_FAILED) { - perror("Error mapping PCIEXBAR"); - exit(1); - } - - for (bus = 0; bus < max_busses; bus++) { - for (dev = 0; dev < 32; dev++) { - for (fn = 0; fn < 8; fn++) { - devbase = (bus * 1024 * 1024) + (dev * 32 * 1024) + (fn * 4 * 1024); - - if (*(uint16_t *)(pciexbar + devbase) == 0xffff) - continue; - - /* This is a heuristics. Anyone got a better check? */ - if( (*(uint32_t *)(pciexbar + devbase + 256) == 0xffffffff) && - (*(uint32_t *)(pciexbar + devbase + 512) == 0xffffffff) ) { -#if DEBUG - printf("Skipped non-PCIe device %02x:%02x.%01x\n", bus, dev, fn); -#endif - continue; - } - - printf("\nPCIe %02x:%02x.%01x extended config space:", bus, dev, fn); - for (i = 0; i < 4096; i++) { - if((i % 0x10) == 0) - printf("\n%04x:", i); - printf(" %02x", *(pciexbar+devbase+i)); - } - printf("\n"); - } - } - } - - munmap((void *)pciexbar, (max_busses * 1024 * 1024)); - - return 0; -} - -static unsigned int cpuid(unsigned int op) -{ - unsigned int ret; - unsigned int dummy2, dummy3, dummy4; - asm volatile ( - "cpuid" - : "=a" (ret), "=b" (dummy2), "=c" (dummy3), "=d" (dummy4) - : "a" (op) - ); - return ret; -} - -int msr_readerror = 0; - -msr_t rdmsr(int addr) -{ - uint8_t buf[8]; - msr_t msr = { 0xffffffff, 0xffffffff }; - - if (lseek(fd_msr, (off_t) addr, SEEK_SET) == -1) { - perror("Could not lseek() to MSR"); - close(fd_msr); - exit(1); - } - - if (read(fd_msr, buf, 8) == 8) { - msr.lo = *(uint32_t *)buf; - msr.hi = *(uint32_t *)(buf + 4); - - return msr; - } - - if (errno == 5) { - printf(" (*)"); // Not all bits of the MSR could be read - msr_readerror = 1; - } else { - // A severe error. - perror("Could not read() MSR"); - close(fd_msr); - exit(1); - } - - return msr; -} - -int print_intel_core_msrs(void) -{ - unsigned int i, core, id; - msr_t msr; - -#define IA32_PLATFORM_ID 0x0017 -#define EBL_CR_POWERON 0x002a -#define FSB_CLK_STS 0x00cd -#define IA32_TIME_STAMP_COUNTER 0x0010 -#define IA32_APIC_BASE 0x001b - - typedef struct { - int number; - char *name; - } msr_entry_t; - - static const msr_entry_t model6ex_global_msrs[] = { - { 0x0017, "IA32_PLATFORM_ID" }, - { 0x002a, "EBL_CR_POWERON" }, - { 0x00cd, "FSB_CLOCK_STS" }, - { 0x00ce, "FSB_CLOCK_VCC" }, - { 0x00e2, "CLOCK_CST_CONFIG_CONTROL" }, - { 0x00e3, "PMG_IO_BASE_ADDR" }, - { 0x00e4, "PMG_IO_CAPTURE_ADDR" }, - { 0x00ee, "EXT_CONFIG" }, - { 0x011e, "BBL_CR_CTL3" }, - { 0x0194, "CLOCK_FLEX_MAX" }, - { 0x0198, "IA32_PERF_STATUS" }, - { 0x01a0, "IA32_MISC_ENABLES" }, - { 0x01aa, "PIC_SENS_CFG" }, - { 0x0400, "IA32_MC0_CTL" }, - { 0x0401, "IA32_MC0_STATUS" }, - { 0x0402, "IA32_MC0_ADDR" }, - //{ 0x0403, "IA32_MC0_MISC" }, // Seems to be RO - { 0x040c, "IA32_MC4_CTL" }, - { 0x040d, "IA32_MC4_STATUS" }, - { 0x040e, "IA32_MC4_ADDR" }, - //{ 0x040f, "IA32_MC4_MISC" } // Seems to be RO - }; - - static const msr_entry_t model6ex_per_core_msrs[] = { - { 0x0010, "IA32_TIME_STAMP_COUNTER" }, - { 0x001b, "IA32_APIC_BASE" }, - { 0x003a, "IA32_FEATURE_CONTROL" }, - { 0x003f, "IA32_TEMPERATURE_OFFSET" }, - //{ 0x0079, "IA32_BIOS_UPDT_TRIG" }, // Seems to be RO - { 0x008b, "IA32_BIOS_SIGN_ID" }, - { 0x00e7, "IA32_MPERF" }, - { 0x00e8, "IA32_APERF" }, - { 0x00fe, "IA32_MTRRCAP" }, - { 0x015f, "DTS_CAL_CTRL" }, - { 0x0179, "IA32_MCG_CAP" }, - { 0x017a, "IA32_MCG_STATUS" }, - { 0x0199, "IA32_PERF_CONTROL" }, - { 0x019a, "IA32_CLOCK_MODULATION" }, - { 0x019b, "IA32_THERM_INTERRUPT" }, - { 0x019c, "IA32_THERM_STATUS" }, - { 0x019d, "GV_THERM" }, - { 0x01d9, "IA32_DEBUGCTL" }, - { 0x0200, "IA32_MTRR_PHYSBASE0" }, - { 0x0201, "IA32_MTRR_PHYSMASK0" }, - { 0x0202, "IA32_MTRR_PHYSBASE1" }, - { 0x0203, "IA32_MTRR_PHYSMASK1" }, - { 0x0204, "IA32_MTRR_PHYSBASE2" }, - { 0x0205, "IA32_MTRR_PHYSMASK2" }, - { 0x0206, "IA32_MTRR_PHYSBASE3" }, - { 0x0207, "IA32_MTRR_PHYSMASK3" }, - { 0x0208, "IA32_MTRR_PHYSBASE4" }, - { 0x0209, "IA32_MTRR_PHYSMASK4" }, - { 0x020a, "IA32_MTRR_PHYSBASE5" }, - { 0x020b, "IA32_MTRR_PHYSMASK5" }, - { 0x020c, "IA32_MTRR_PHYSBASE6" }, - { 0x020d, "IA32_MTRR_PHYSMASK6" }, - { 0x020e, "IA32_MTRR_PHYSBASE7" }, - { 0x020f, "IA32_MTRR_PHYSMASK7" }, - { 0x0250, "IA32_MTRR_FIX64K_00000" }, - { 0x0258, "IA32_MTRR_FIX16K_80000" }, - { 0x0259, "IA32_MTRR_FIX16K_A0000" }, - { 0x0268, "IA32_MTRR_FIX4K_C0000" }, - { 0x0269, "IA32_MTRR_FIX4K_C8000" }, - { 0x026a, "IA32_MTRR_FIX4K_D0000" }, - { 0x026b, "IA32_MTRR_FIX4K_D8000" }, - { 0x026c, "IA32_MTRR_FIX4K_E0000" }, - { 0x026d, "IA32_MTRR_FIX4K_E8000" }, - { 0x026e, "IA32_MTRR_FIX4K_F0000" }, - { 0x026f, "IA32_MTRR_FIX4K_F8000" }, - { 0x02ff, "IA32_MTRR_DEF_TYPE" }, - //{ 0x00c000080, "IA32_CR_EFER" }, // Seems to be RO - }; - - static const msr_entry_t model6fx_global_msrs[] = { - { 0x0017, "IA32_PLATFORM_ID" }, - { 0x002a, "EBL_CR_POWERON" }, - { 0x003f, "IA32_TEMPERATURE_OFFSET" }, - { 0x00a8, "EMTTM_CR_TABLE0" }, - { 0x00a9, "EMTTM_CR_TABLE1" }, - { 0x00aa, "EMTTM_CR_TABLE2" }, - { 0x00ab, "EMTTM_CR_TABLE3" }, - { 0x00ac, "EMTTM_CR_TABLE4" }, - { 0x00ad, "EMTTM_CR_TABLE5" }, - { 0x00cd, "FSB_CLOCK_STS" }, - { 0x00e2, "PMG_CST_CONFIG_CONTROL" }, - { 0x00e3, "PMG_IO_BASE_ADDR" }, - { 0x00e4, "PMG_IO_CAPTURE_ADDR" }, - { 0x00ee, "EXT_CONFIG" }, - { 0x011e, "BBL_CR_CTL3" }, - { 0x0194, "CLOCK_FLEX_MAX" }, - { 0x0198, "IA32_PERF_STATUS" }, - { 0x01a0, "IA32_MISC_ENABLES" }, - { 0x01aa, "PIC_SENS_CFG" }, - { 0x0400, "IA32_MC0_CTL" }, - { 0x0401, "IA32_MC0_STATUS" }, - { 0x0402, "IA32_MC0_ADDR" }, - //{ 0x0403, "IA32_MC0_MISC" }, // Seems to be RO - { 0x040c, "IA32_MC4_CTL" }, - { 0x040d, "IA32_MC4_STATUS" }, - { 0x040e, "IA32_MC4_ADDR" }, - //{ 0x040f, "IA32_MC4_MISC" } // Seems to be RO - }; - - static const msr_entry_t model6fx_per_core_msrs[] = { - { 0x0010, "IA32_TIME_STAMP_COUNTER" }, - { 0x001b, "IA32_APIC_BASE" }, - { 0x003a, "IA32_FEATURE_CONTROL" }, - //{ 0x0079, "IA32_BIOS_UPDT_TRIG" }, // Seems to be RO - { 0x008b, "IA32_BIOS_SIGN_ID" }, - { 0x00e1, "SMM_CST_MISC_INFO" }, - { 0x00e7, "IA32_MPERF" }, - { 0x00e8, "IA32_APERF" }, - { 0x00fe, "IA32_MTRRCAP" }, - { 0x0179, "IA32_MCG_CAP" }, - { 0x017a, "IA32_MCG_STATUS" }, - { 0x0199, "IA32_PERF_CONTROL" }, - { 0x019a, "IA32_THERM_CTL" }, - { 0x019b, "IA32_THERM_INTERRUPT" }, - { 0x019c, "IA32_THERM_STATUS" }, - { 0x019d, "MSR_THERM2_CTL" }, - { 0x01d9, "IA32_DEBUGCTL" }, - { 0x0200, "IA32_MTRR_PHYSBASE0" }, - { 0x0201, "IA32_MTRR_PHYSMASK0" }, - { 0x0202, "IA32_MTRR_PHYSBASE1" }, - { 0x0203, "IA32_MTRR_PHYSMASK1" }, - { 0x0204, "IA32_MTRR_PHYSBASE2" }, - { 0x0205, "IA32_MTRR_PHYSMASK2" }, - { 0x0206, "IA32_MTRR_PHYSBASE3" }, - { 0x0207, "IA32_MTRR_PHYSMASK3" }, - { 0x0208, "IA32_MTRR_PHYSBASE4" }, - { 0x0209, "IA32_MTRR_PHYSMASK4" }, - { 0x020a, "IA32_MTRR_PHYSBASE5" }, - { 0x020b, "IA32_MTRR_PHYSMASK5" }, - { 0x020c, "IA32_MTRR_PHYSBASE6" }, - { 0x020d, "IA32_MTRR_PHYSMASK6" }, - { 0x020e, "IA32_MTRR_PHYSBASE7" }, - { 0x020f, "IA32_MTRR_PHYSMASK7" }, - { 0x0250, "IA32_MTRR_FIX64K_00000" }, - { 0x0258, "IA32_MTRR_FIX16K_80000" }, - { 0x0259, "IA32_MTRR_FIX16K_A0000" }, - { 0x0268, "IA32_MTRR_FIX4K_C0000" }, - { 0x0269, "IA32_MTRR_FIX4K_C8000" }, - { 0x026a, "IA32_MTRR_FIX4K_D0000" }, - { 0x026b, "IA32_MTRR_FIX4K_D8000" }, - { 0x026c, "IA32_MTRR_FIX4K_E0000" }, - { 0x026d, "IA32_MTRR_FIX4K_E8000" }, - { 0x026e, "IA32_MTRR_FIX4K_F0000" }, - { 0x026f, "IA32_MTRR_FIX4K_F8000" }, - { 0x02ff, "IA32_MTRR_DEF_TYPE" }, - //{ 0x00c000080, "IA32_CR_EFER" }, // Seems to be RO - }; - - typedef struct { - unsigned int model; - const msr_entry_t *global_msrs; - unsigned int num_global_msrs; - const msr_entry_t *per_core_msrs; - unsigned int num_per_core_msrs; - } cpu_t; - - cpu_t cpulist[] = { - { 0x006e0, model6ex_global_msrs, ARRAY_SIZE(model6ex_global_msrs), model6ex_per_core_msrs, ARRAY_SIZE(model6ex_per_core_msrs) }, - { 0x006f0, model6fx_global_msrs, ARRAY_SIZE(model6fx_global_msrs), model6fx_per_core_msrs, ARRAY_SIZE(model6fx_per_core_msrs) }, - }; - - cpu_t *cpu = NULL; - - /* Get CPU family and model, not the stepping - * (TODO: extended family/model) - */ - id = cpuid(1) & 0xff0; - for (i = 0; i < ARRAY_SIZE(cpulist); i++) { - if(cpulist[i].model == id) { - cpu = &cpulist[i]; - break; - } - } - - if (!cpu) { - printf("Error: Dumping MSRs on this CPU (0x%06x) is not (yet) supported.\n", id); - return -1; - } - - fd_msr = open("/dev/cpu/0/msr", O_RDWR); - if (fd_msr < 0) { - perror("Error while opening /dev/cpu/0/msr"); - printf("Did you run 'modprobe msr'?\n"); - return -1; - } - - printf("\n===================== SHARED MSRs (All Cores) =====================\n"); - - for (i = 0; i < cpu->num_global_msrs; i++) { - msr = rdmsr(cpu->global_msrs[i].number); - printf(" MSR 0x%08X = 0x%08X:0x%08X (%s)\n", - cpu->global_msrs[i].number, msr.hi, msr.lo, - cpu->global_msrs[i].name); - } - - close(fd_msr); - - for (core = 0; core < 8; core++) { - char msrfilename[64]; - memset(msrfilename, 0, 64); - sprintf(msrfilename, "/dev/cpu/%d/msr", core); - - fd_msr = open(msrfilename, O_RDWR); - - /* If the file is not there, we're probably through. No error, - * since we successfully opened /dev/cpu/0/msr before. - */ - if (fd_msr < 0) - break; - - printf("\n====================== UNIQUE MSRs (core %d) ======================\n", core); - - for (i = 0; i < cpu->num_per_core_msrs; i++) { - msr = rdmsr(cpu->per_core_msrs[i].number); - printf(" MSR 0x%08X = 0x%08X:0x%08X (%s)\n", - cpu->per_core_msrs[i].number, msr.hi, msr.lo, - cpu->per_core_msrs[i].name); - } - - close(fd_msr); - } - - if (msr_readerror) - printf("\n(*) Some MSRs could not be read. The marked values are unreliable.\n"); - - return 0; -} void print_version(void) { diff --git a/util/inteltool/inteltool.h b/util/inteltool/inteltool.h new file mode 100644 index 0000000000..132d46fd10 --- /dev/null +++ b/util/inteltool/inteltool.h @@ -0,0 +1,56 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 by 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <stdint.h> +#include <pci/pci.h> + +#define INTELTOOL_VERSION "1.0" + +/* Tested chipsets: */ +#define PCI_VENDOR_ID_INTEL 0x8086 +#define PCI_DEVICE_ID_INTEL_ICH 0x2410 +#define PCI_DEVICE_ID_INTEL_ICH0 0x2420 +#define PCI_DEVICE_ID_INTEL_ICH2 0x2440 +#define PCI_DEVICE_ID_INTEL_ICH4 0x24c0 +#define PCI_DEVICE_ID_INTEL_ICH4M 0x24cc +#define PCI_DEVICE_ID_INTEL_ICH7DH 0x27b0 +#define PCI_DEVICE_ID_INTEL_ICH7 0x27b8 +#define PCI_DEVICE_ID_INTEL_ICH7M 0x27b9 +#define PCI_DEVICE_ID_INTEL_ICH7MDH 0x27bd + +#define PCI_DEVICE_ID_INTEL_82845 0x1a30 +#define PCI_DEVICE_ID_INTEL_82945GM 0x27a0 + +#define ARRAY_SIZE(a) ((int)(sizeof(a) / sizeof((a)[0]))) + +typedef struct { uint32_t hi, lo; } msr_t; +typedef struct { uint16_t addr; int size; char *name; } io_register_t; + +extern int fd_mem; + +unsigned int cpuid(unsigned int op); +int print_intel_core_msrs(void); +int print_mchbar(struct pci_dev *nb); +int print_pmbase(struct pci_dev *sb); +int print_rcba(struct pci_dev *sb); +int print_gpios(struct pci_dev *sb); +int print_epbar(struct pci_dev *nb); +int print_dmibar(struct pci_dev *nb); +int print_pciexbar(struct pci_dev *nb); + diff --git a/util/inteltool/memory.c b/util/inteltool/memory.c new file mode 100644 index 0000000000..24a9f7c670 --- /dev/null +++ b/util/inteltool/memory.c @@ -0,0 +1,69 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 by 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + + +#include <stdio.h> +#include <stdlib.h> +#include <sys/mman.h> + +#include "inteltool.h" + +/* + * (G)MCH MMIO Config Space + */ +int print_mchbar(struct pci_dev *nb) +{ + int i, size = (16 * 1024); + volatile uint8_t *mchbar; + uint32_t mchbar_phys; + + printf("\n============= MCHBAR ============\n\n"); + + switch (nb->device_id) { + case PCI_DEVICE_ID_INTEL_82945GM: + mchbar_phys = pci_read_long(nb, 0x44) & 0xfffffffe; + break; + case 0x1234: // Dummy for non-existent functionality + printf("This northbrigde does not have MCHBAR.\n"); + return 1; + default: + printf("Error: Dumping MCHBAR on this northbridge is not (yet) supported.\n"); + return 1; + } + + mchbar = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, + fd_mem, (off_t) mchbar_phys); + + if (mchbar == MAP_FAILED) { + perror("Error mapping MCHBAR"); + exit(1); + } + + printf("MCHBAR = 0x%08x (MEM)\n\n", mchbar_phys); + + for (i = 0; i < size; i += 4) { + if (*(uint32_t *)(mchbar + i)) + printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(mchbar+i)); + } + + munmap((void *)mchbar, size); + return 0; +} + + diff --git a/util/inteltool/pcie.c b/util/inteltool/pcie.c new file mode 100644 index 0000000000..f62f78cb07 --- /dev/null +++ b/util/inteltool/pcie.c @@ -0,0 +1,199 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 by 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <sys/mman.h> + +#include "inteltool.h" + +/* + * Egress Port Root Complex MMIO configuration space + */ +int print_epbar(struct pci_dev *nb) +{ + int i, size = (4 * 1024); + volatile uint8_t *epbar; + uint32_t epbar_phys; + + printf("\n============= EPBAR =============\n\n"); + + switch (nb->device_id) { + case PCI_DEVICE_ID_INTEL_82945GM: + epbar_phys = pci_read_long(nb, 0x40) & 0xfffffffe; + break; + case 0x1234: // Dummy for non-existent functionality + printf("This northbrigde does not have EPBAR.\n"); + return 1; + default: + printf("Error: Dumping EPBAR on this northbridge is not (yet) supported.\n"); + return 1; + } + + epbar = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, + fd_mem, (off_t) epbar_phys); + + if (epbar == MAP_FAILED) { + perror("Error mapping EPBAR"); + exit(1); + } + + printf("EPBAR = 0x%08x (MEM)\n\n", epbar_phys); + for (i = 0; i < size; i += 4) { + if (*(uint32_t *)(epbar + i)) + printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(epbar+i)); + } + + munmap((void *)epbar, size); + return 0; +} + +/* + * MCH-ICH Serial Interconnect Ingress Root Complex MMIO configuration space + */ +int print_dmibar(struct pci_dev *nb) +{ + int i, size = (4 * 1024); + volatile uint8_t *dmibar; + uint32_t dmibar_phys; + + printf("\n============= DMIBAR ============\n\n"); + + switch (nb->device_id) { + case PCI_DEVICE_ID_INTEL_82945GM: + dmibar_phys = pci_read_long(nb, 0x4c) & 0xfffffffe; + break; + case 0x1234: // Dummy for non-existent functionality + printf("This northbrigde does not have DMIBAR.\n"); + return 1; + default: + printf("Error: Dumping DMIBAR on this northbridge is not (yet) supported.\n"); + return 1; + } + + dmibar = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, + fd_mem, (off_t) dmibar_phys); + + if (dmibar == MAP_FAILED) { + perror("Error mapping DMIBAR"); + exit(1); + } + + printf("DMIBAR = 0x%08x (MEM)\n\n", dmibar_phys); + for (i = 0; i < size; i += 4) { + if (*(uint32_t *)(dmibar + i)) + printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(dmibar+i)); + } + + munmap((void *)dmibar, size); + return 0; +} + +/* + * PCIe MMIO configuration space + */ +int print_pciexbar(struct pci_dev *nb) +{ + uint32_t pciexbar_reg; + uint32_t pciexbar_phys; + volatile uint8_t *pciexbar; + int max_busses, devbase, i; + int bus, dev, fn; + + printf("========= PCIEXBAR ========\n\n"); + + switch (nb->device_id) { + case PCI_DEVICE_ID_INTEL_82945GM: + pciexbar_reg = pci_read_long(nb, 0x48); + break; + case 0x1234: // Dummy for non-existent functionality + printf("Error: This northbrigde does not have PCIEXBAR.\n"); + return 1; + default: + printf("Error: Dumping PCIEXBAR on this northbridge is not (yet) supported.\n"); + return 1; + } + + if (!(pciexbar_reg & (1 << 0))) { + printf("PCIEXBAR register is disabled.\n"); + return 0; + } + + switch ((pciexbar_reg >> 1) & 3) { + case 0: // 256MB + pciexbar_phys = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)); + max_busses = 256; + break; + case 1: // 128M + pciexbar_phys = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)); + max_busses = 128; + break; + case 2: // 64M + pciexbar_phys = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)|(1 << 26)); + max_busses = 64; + break; + default: // RSVD + printf("Undefined address base. Bailing out.\n"); + return 1; + } + + printf("PCIEXBAR: 0x%08x\n", pciexbar_phys); + + pciexbar = mmap(0, (max_busses * 1024 * 1024), PROT_WRITE | PROT_READ, + MAP_SHARED, fd_mem, (off_t) pciexbar_phys); + + if (pciexbar == MAP_FAILED) { + perror("Error mapping PCIEXBAR"); + exit(1); + } + + for (bus = 0; bus < max_busses; bus++) { + for (dev = 0; dev < 32; dev++) { + for (fn = 0; fn < 8; fn++) { + devbase = (bus * 1024 * 1024) + (dev * 32 * 1024) + (fn * 4 * 1024); + + if (*(uint16_t *)(pciexbar + devbase) == 0xffff) + continue; + + /* This is a heuristics. Anyone got a better check? */ + if( (*(uint32_t *)(pciexbar + devbase + 256) == 0xffffffff) && + (*(uint32_t *)(pciexbar + devbase + 512) == 0xffffffff) ) { +#if DEBUG + printf("Skipped non-PCIe device %02x:%02x.%01x\n", bus, dev, fn); +#endif + continue; + } + + printf("\nPCIe %02x:%02x.%01x extended config space:", bus, dev, fn); + for (i = 0; i < 4096; i++) { + if((i % 0x10) == 0) + printf("\n%04x:", i); + printf(" %02x", *(pciexbar+devbase+i)); + } + printf("\n"); + } + } + } + + munmap((void *)pciexbar, (max_busses * 1024 * 1024)); + + return 0; +} + + diff --git a/util/inteltool/powermgt.c b/util/inteltool/powermgt.c new file mode 100644 index 0000000000..d4c1d81e87 --- /dev/null +++ b/util/inteltool/powermgt.c @@ -0,0 +1,56 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 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 <sys/io.h> + +#include "inteltool.h" + +int print_pmbase(struct pci_dev *sb) +{ + int i, size = 0x80; + uint16_t pmbase; + + 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; + 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 += 4) { + printf("pmbase+0x%04x: 0x%08x\n", i, inl(pmbase + i)); + } + + return 0; +} + diff --git a/util/inteltool/rootcmplx.c b/util/inteltool/rootcmplx.c new file mode 100644 index 0000000000..7e2b665ce6 --- /dev/null +++ b/util/inteltool/rootcmplx.c @@ -0,0 +1,79 @@ +/* + * inteltool - dump all registers on an Intel CPU + chipset based system. + * + * Copyright (C) 2008 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 <errno.h> +#include <fcntl.h> +#include <unistd.h> +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <stdint.h> +#include <getopt.h> +#include <sys/mman.h> +#include <sys/io.h> +#include <pci/pci.h> + +#include "inteltool.h" + +int print_rcba(struct pci_dev *sb) +{ + int i, size = 0x4000; + volatile uint8_t *rcba; + uint32_t rcba_phys; + + printf("\n============= RCBA ==============\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: + rcba_phys = pci_read_long(sb, 0xf0) & 0xfffffffe; + break; + case PCI_DEVICE_ID_INTEL_ICH: + case PCI_DEVICE_ID_INTEL_ICH0: + case PCI_DEVICE_ID_INTEL_ICH4: + case PCI_DEVICE_ID_INTEL_ICH4M: + printf("This southbridge does not have RCBA.\n"); + return 1; + default: + printf("Error: Dumping RCBA on this southbridge is not (yet) supported.\n"); + return 1; + } + + rcba = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED, + fd_mem, (off_t) rcba_phys); + + if (rcba == MAP_FAILED) { + perror("Error mapping RCBA"); + exit(1); + } + + printf("RCBA = 0x%08x (MEM)\n\n", rcba_phys); + + for (i = 0; i < size; i += 4) { + if (*(uint32_t *)(rcba + i)) + printf("0x%04x: 0x%08x\n", i, *(uint32_t *)(rcba + i)); + } + + munmap((void *)rcba, size); + return 0; +} + |