2 * inteltool - dump all registers on an Intel CPU + chipset based system.
4 * Copyright (C) 2008-2010 by coresystems GmbH
5 * written by Stefan Reinauer <stepan@coresystems.de>
6 * Copyright (C) 2009 Carl-Daniel Hailfinger
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2 of the License.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 #include "inteltool.h"
28 #if defined(__FreeBSD__)
33 uint16_t vendor_id, device_id;
35 } supported_chips_list[] = {
36 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443LX, "82443LX" },
37 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX, "82443BX" },
38 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_NO_AGP, "82443BX without AGP" },
39 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82810, "i810" },
40 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82810DC, "i810-DC100" },
41 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82810E_MC, "i810E DC-133" },
42 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82830M, "i830M" },
43 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82845, "i845" },
44 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82865, "i865" },
45 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82915, "82915G/P/GV/GL/PL/910GL" },
46 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82945P, "i945P" },
47 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82945GM, "i945GM" },
48 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82945GSE, "i945GSE" },
49 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PM965, "PM965" },
50 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_Q965, "Q963/965" },
51 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82975X, "i975X" },
52 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82Q35, "Q35" },
53 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82G33, "P35/G33/G31/P31" },
54 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82Q33, "Q33" },
55 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_X58, "X58" },
56 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_GS45, "GS45ME" },
57 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ATOM_DXXX, "Atom D400/500 Series" },
58 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ATOM_NXXX, "Atom N400 Series" },
59 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SCH_POULSBO, "SCH Poulsbo" },
60 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SCH_POULSBO_LPC, "SCH Poulsbo" },
61 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH10R, "ICH10R" },
62 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9DH, "ICH9DH" },
63 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9DO, "ICH9DO" },
64 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9R, "ICH9R" },
65 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9, "ICH9" },
66 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9M, "ICH9M" },
67 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9ME, "ICH9M-E" },
68 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8M, "ICH8-M" },
69 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8, "ICH8" },
70 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_NM10, "NM10" },
71 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7MDH, "ICH7-M DH" },
72 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7M, "ICH7-M" },
73 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7, "ICH7" },
74 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7DH, "ICH7DH" },
75 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6, "ICH6" },
76 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH5, "ICH5" },
77 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH4M, "ICH4-M" },
78 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH4, "ICH4" },
79 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH2, "ICH2" },
80 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH0, "ICH0" },
81 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH, "ICH" },
82 { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371XX, "82371AB/EB/MB" },
88 void *map_physical(uint64_t phys_addr, size_t len)
92 virt_addr = mmap(0, len, PROT_WRITE | PROT_READ, MAP_SHARED,
93 fd_mem, (off_t) phys_addr);
95 if (virt_addr == MAP_FAILED) {
96 printf("Error mapping physical memory 0x%08lx[0x%x]\n", phys_addr, len);
103 void unmap_physical(void *virt_addr, size_t len)
105 munmap(virt_addr, len);
109 void print_version(void)
111 printf("inteltool v%s -- ", INTELTOOL_VERSION);
112 printf("Copyright (C) 2008 coresystems GmbH\n\n");
114 "This program is free software: you can redistribute it and/or modify\n"
115 "it under the terms of the GNU General Public License as published by\n"
116 "the Free Software Foundation, version 2 of the License.\n\n"
117 "This program is distributed in the hope that it will be useful,\n"
118 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
119 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
120 "GNU General Public License for more details.\n\n"
121 "You should have received a copy of the GNU General Public License\n"
122 "along with this program. If not, see <http://www.gnu.org/licenses/>.\n\n");
125 void print_usage(const char *name)
127 printf("usage: %s [-vh?grpmedPMa]\n", name);
129 " -v | --version: print the version\n"
130 " -h | --help: print this help\n\n"
131 " -g | --gpio: dump soutbridge GPIO registers\n"
132 " -r | --rcba: dump soutbridge RCBA registers\n"
133 " -p | --pmbase: dump soutbridge Power Management registers\n\n"
134 " -m | --mchbar: dump northbridge Memory Controller registers\n"
135 " -e | --epbar: dump northbridge EPBAR registers\n"
136 " -d | --dmibar: dump northbridge DMIBAR registers\n"
137 " -P | --pciexpress: dump northbridge PCIEXBAR registers\n\n"
138 " -M | --msrs: dump CPU MSRs\n"
139 " -a | --all: dump all known registers\n"
144 int main(int argc, char *argv[])
146 struct pci_access *pacc;
147 struct pci_dev *sb = NULL, *nb, *dev;
148 int i, opt, option_index = 0;
151 char *sbname = "unknown", *nbname = "unknown";
153 int dump_gpios = 0, dump_mchbar = 0, dump_rcba = 0;
154 int dump_pmbase = 0, dump_epbar = 0, dump_dmibar = 0;
155 int dump_pciexbar = 0, dump_coremsrs = 0;
157 static struct option long_options[] = {
158 {"version", 0, 0, 'v'},
160 {"gpios", 0, 0, 'g'},
161 {"mchbar", 0, 0, 'm'},
163 {"pmbase", 0, 0, 'p'},
164 {"epbar", 0, 0, 'e'},
165 {"dmibar", 0, 0, 'd'},
166 {"pciexpress", 0, 0, 'P'},
172 while ((opt = getopt_long(argc, argv, "vh?grpmedPMa",
173 long_options, &option_index)) != EOF) {
216 print_usage(argv[0]);
222 #if defined(__FreeBSD__)
226 #if defined(__FreeBSD__)
227 if ((io_fd = open("/dev/io", O_RDWR)) < 0) {
233 printf("You need to be root.\n");
238 if ((fd_mem = open("/dev/mem", O_RDWR)) < 0) {
239 perror("Can not open /dev/mem");
248 /* Find the required devices */
249 for (dev = pacc->devices; dev; dev = dev->next) {
250 pci_fill_info(dev, PCI_FILL_CLASS);
251 /* The ISA/LPC bridge can be 0x1f, 0x07, or 0x04 so we probe. */
252 if (dev->device_class == 0x0601) { /* ISA/LPC bridge */
256 fprintf(stderr, "Multiple devices with class ID"
257 " 0x0601, using %02x%02x:%02x.%02x\n",
258 dev->domain, dev->bus, dev->dev,
264 printf("No southbridge found.\n");
268 pci_fill_info(sb, PCI_FILL_IDENT|PCI_FILL_BASES|PCI_FILL_SIZES|PCI_FILL_CLASS);
270 if (sb->vendor_id != PCI_VENDOR_ID_INTEL) {
271 printf("Not an Intel(R) southbridge.\n");
275 nb = pci_get_dev(pacc, 0, 0, 0x00, 0);
277 printf("No northbridge found.\n");
281 pci_fill_info(nb, PCI_FILL_IDENT|PCI_FILL_BASES|PCI_FILL_SIZES|PCI_FILL_CLASS);
283 if (nb->vendor_id != PCI_VENDOR_ID_INTEL) {
284 printf("Not an Intel(R) northbridge.\n");
290 /* Intel has suggested applications to display the family of a CPU as
291 * the sum of the "Family" and the "Extended Family" fields shown
292 * above, and the model as the sum of the "Model" and the 4-bit
293 * left-shifted "Extended Model" fields.
294 * http://download.intel.com/design/processor/applnots/24161832.pdf
296 printf("Intel CPU: Processor Type: %x, Family %x, Model %x, Stepping %x\n",
297 (id >> 12) & 0x3, ((id >> 8) & 0xf) + ((id >> 20) & 0xff),
298 ((id >> 12) & 0xf0) + ((id >> 4) & 0xf), (id & 0xf));
300 /* Determine names */
301 for (i = 0; i < ARRAY_SIZE(supported_chips_list); i++)
302 if (nb->device_id == supported_chips_list[i].device_id)
303 nbname = supported_chips_list[i].name;
304 for (i = 0; i < ARRAY_SIZE(supported_chips_list); i++)
305 if (sb->device_id == supported_chips_list[i].device_id)
306 sbname = supported_chips_list[i].name;
308 printf("Intel Northbridge: %04x:%04x (%s)\n",
309 nb->vendor_id, nb->device_id, nbname);
311 printf("Intel Southbridge: %04x:%04x (%s)\n",
312 sb->vendor_id, sb->device_id, sbname);
314 /* Now do the deed */
327 print_pmbase(sb, pacc);
332 print_mchbar(nb, pacc);
352 print_intel_core_msrs();
358 // pci_free_dev(sb); // TODO: glibc detected "double free or corruption"