| Current Path : /compat/linux/proc/self/root/usr/src/sbin/mca/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //compat/linux/proc/self/root/usr/src/sbin/mca/mca.c |
/*
* Copyright (c) 2002 Marcel Moolenaar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sbin/mca/mca.c 237047 2012-06-14 06:26:58Z eadler $");
#include <sys/types.h>
#include <sys/mman.h>
#include <sys/sysctl.h>
#include <sys/uuid.h>
/*
* Hack to make this compile on non-ia64 machines.
*/
#ifdef __ia64__
#include <machine/mca.h>
#else
#include "../../sys/ia64/include/mca.h"
#endif
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <uuid.h>
#define BCD(x) ((x >> 4) * 10 + (x & 15))
#define HW_MCA_MAX_CPUID 255
static const char hw_mca_count[] = "hw.mca.count";
static const char hw_mca_first[] = "hw.mca.first";
static const char hw_mca_last[] = "hw.mca.last";
static const char hw_mca_recid[] = "hw.mca.%d.%u";
static char default_dumpfile[] = "/var/log/mca.log";
int fl_dump;
char *file;
static const char *
severity(int error)
{
switch (error) {
case MCA_RH_ERROR_RECOVERABLE:
return ("recoverable");
case MCA_RH_ERROR_FATAL:
return ("fatal");
case MCA_RH_ERROR_CORRECTED:
return ("corrected");
}
return ("unknown");
}
static const char *
uuid(uuid_t *id)
{
static char buffer[64];
char *s;
uuid_to_string(id, &s, NULL);
strcpy(buffer, s);
free(s);
return (buffer);
}
static int
show_value(int indent, const char *var, const char *fmt, ...)
{
va_list ap;
int len;
len = indent;
while (indent--)
putchar(' ');
len += printf("<%s>", var);
va_start(ap, fmt);
len += vprintf(fmt, ap);
len += printf("</%s>\n", var);
return (len);
}
static size_t
show_header(struct mca_record_header *rh)
{
printf(" <header>\n");
show_value(4, "seqnr", "%lld", (long long)rh->rh_seqnr);
show_value(4, "revision", "%d.%d", BCD(rh->rh_major),
BCD(rh->rh_minor));
show_value(4, "severity", "%s", severity(rh->rh_error));
show_value(4, "length", "%lld", (long long)rh->rh_length);
show_value(4, "date", "%d%02d/%02d/%02d",
BCD(rh->rh_time[MCA_RH_TIME_CENT]),
BCD(rh->rh_time[MCA_RH_TIME_YEAR]),
BCD(rh->rh_time[MCA_RH_TIME_MON]),
BCD(rh->rh_time[MCA_RH_TIME_MDAY]));
show_value(4, "time", "%02d:%02d:%02d",
BCD(rh->rh_time[MCA_RH_TIME_HOUR]),
BCD(rh->rh_time[MCA_RH_TIME_MIN]),
BCD(rh->rh_time[MCA_RH_TIME_SEC]));
if (rh->rh_flags & MCA_RH_FLAGS_PLATFORM_ID)
show_value(4, "platform", "%s", uuid(&rh->rh_platform));
printf(" </header>\n");
return (rh->rh_length);
}
static void
show_cpu_mod(const char *what, int idx, struct mca_cpu_mod *cpu_mod)
{
printf(" <%s-%d>\n", what, idx);
if (cpu_mod->cpu_mod_flags & MCA_CPU_MOD_FLAGS_INFO)
show_value(8, "info", "0x%016llx",
(long long)cpu_mod->cpu_mod_info);
if (cpu_mod->cpu_mod_flags & MCA_CPU_MOD_FLAGS_REQID)
show_value(8, "requester", "0x%016llx",
(long long)cpu_mod->cpu_mod_reqid);
if (cpu_mod->cpu_mod_flags & MCA_CPU_MOD_FLAGS_RSPID)
show_value(8, "responder", "0x%016llx",
(long long)cpu_mod->cpu_mod_rspid);
if (cpu_mod->cpu_mod_flags & MCA_CPU_MOD_FLAGS_TGTID)
show_value(8, "target", "0x%016llx",
(long long)cpu_mod->cpu_mod_tgtid);
if (cpu_mod->cpu_mod_flags & MCA_CPU_MOD_FLAGS_IP)
show_value(8, "ip", "0x%016llx",
(long long)cpu_mod->cpu_mod_ip);
printf(" </%s-%d>\n", what, idx);
}
static void
show_cpu(struct mca_cpu_record *cpu)
{
char var[16];
struct mca_cpu_mod *mod;
struct mca_cpu_cpuid *cpuid;
#ifdef notyet
struct mca_cpu_psi *psi;
#endif
int i, n;
printf(" <cpu>\n");
if (cpu->cpu_flags & MCA_CPU_FLAGS_ERRMAP)
show_value(6, "errmap", "0x%016llx",
(long long)cpu->cpu_errmap);
if (cpu->cpu_flags & MCA_CPU_FLAGS_STATE)
show_value(6, "state", "0x%016llx",
(long long)cpu->cpu_state);
if (cpu->cpu_flags & MCA_CPU_FLAGS_CR_LID)
show_value(6, "cr_lid", "0x%016llx",
(long long)cpu->cpu_cr_lid);
mod = (struct mca_cpu_mod*)(cpu + 1);
n = MCA_CPU_FLAGS_CACHE(cpu->cpu_flags);
for (i = 0; i < n; i++)
show_cpu_mod("cache", i, mod++);
n = MCA_CPU_FLAGS_TLB(cpu->cpu_flags);
for (i = 0; i < n; i++)
show_cpu_mod("tlb", i, mod++);
n = MCA_CPU_FLAGS_BUS(cpu->cpu_flags);
for (i = 0; i < n; i++)
show_cpu_mod("bus", i, mod++);
n = MCA_CPU_FLAGS_REG(cpu->cpu_flags);
for (i = 0; i < n; i++)
show_cpu_mod("reg", i, mod++);
n = MCA_CPU_FLAGS_MS(cpu->cpu_flags);
for (i = 0; i < n; i++)
show_cpu_mod("ms", i, mod++);
cpuid = (struct mca_cpu_cpuid*)mod;
for (i = 0; i < 6; i++) {
sprintf(var, "cpuid-%d", i);
show_value(6, var, "0x%016llx", (long long)cpuid->cpuid[i]);
}
#ifdef notyet
psi = (struct mca_cpu_psi*)(cpuid + 1);
#endif
/* TODO: Dump PSI */
printf(" </cpu>\n");
}
static void
show_memory(struct mca_mem_record *mem)
{
printf(" <memory>\n");
if (mem->mem_flags & MCA_MEM_FLAGS_STATUS)
show_value(6, "status", "0x%016llx",
(long long)mem->mem_status);
if (mem->mem_flags & MCA_MEM_FLAGS_ADDR)
show_value(6, "address", "0x%016llx",
(long long)mem->mem_addr);
if (mem->mem_flags & MCA_MEM_FLAGS_ADDRMASK)
show_value(6, "mask", "0x%016llx",
(long long)mem->mem_addrmask);
if (mem->mem_flags & MCA_MEM_FLAGS_NODE)
show_value(6, "node", "0x%04x", mem->mem_node);
if (mem->mem_flags & MCA_MEM_FLAGS_CARD)
show_value(6, "card", "0x%04x", mem->mem_card);
if (mem->mem_flags & MCA_MEM_FLAGS_MODULE)
show_value(6, "module", "0x%04x", mem->mem_module);
if (mem->mem_flags & MCA_MEM_FLAGS_BANK)
show_value(6, "bank", "0x%04x", mem->mem_bank);
if (mem->mem_flags & MCA_MEM_FLAGS_DEVICE)
show_value(6, "device", "0x%04x", mem->mem_device);
if (mem->mem_flags & MCA_MEM_FLAGS_ROW)
show_value(6, "row", "0x%04x", mem->mem_row);
if (mem->mem_flags & MCA_MEM_FLAGS_COLUMN)
show_value(6, "column", "0x%04x", mem->mem_column);
if (mem->mem_flags & MCA_MEM_FLAGS_BITPOS)
show_value(6, "bit", "0x%04x", mem->mem_bitpos);
if (mem->mem_flags & MCA_MEM_FLAGS_REQID)
show_value(6, "requester", "0x%016llx",
(long long)mem->mem_reqid);
if (mem->mem_flags & MCA_MEM_FLAGS_RSPID)
show_value(6, "responder", "0x%016llx",
(long long)mem->mem_rspid);
if (mem->mem_flags & MCA_MEM_FLAGS_TGTID)
show_value(6, "target", "0x%016llx",
(long long)mem->mem_tgtid);
if (mem->mem_flags & MCA_MEM_FLAGS_BUSDATA)
show_value(6, "status", "0x%016llx",
(long long)mem->mem_busdata);
if (mem->mem_flags & MCA_MEM_FLAGS_OEM_ID)
show_value(6, "oem", "%s", uuid(&mem->mem_oem_id));
/* TODO: Dump OEM data */
printf(" </memory>\n");
}
static void
show_sel(void)
{
printf(" # SEL\n");
}
static void
show_pci_bus(struct mca_pcibus_record *pcibus)
{
printf(" <pci-bus>\n");
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_STATUS)
show_value(6, "status", "0x%016llx",
(long long)pcibus->pcibus_status);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_ERROR)
show_value(6, "error", "0x%04x", pcibus->pcibus_error);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_BUS)
show_value(6, "bus", "0x%04x", pcibus->pcibus_bus);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_ADDR)
show_value(6, "address", "0x%016llx",
(long long)pcibus->pcibus_addr);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_DATA)
show_value(6, "data", "0x%016llx",
(long long)pcibus->pcibus_data);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_CMD)
show_value(6, "cmd", "0x%016llx",
(long long)pcibus->pcibus_cmd);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_REQID)
show_value(6, "requester", "0x%016llx",
(long long)pcibus->pcibus_reqid);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_RSPID)
show_value(6, "responder", "0x%016llx",
(long long)pcibus->pcibus_rspid);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_TGTID)
show_value(6, "target", "0x%016llx",
(long long)pcibus->pcibus_tgtid);
if (pcibus->pcibus_flags & MCA_PCIBUS_FLAGS_OEM_ID)
show_value(6, "oem", "%s", uuid(&pcibus->pcibus_oem_id));
/* TODO: Dump OEM data */
printf(" </pci-bus>\n");
}
static void
show_smbios(void)
{
printf(" # SMBIOS\n");
}
static void
show_pci_dev(struct mca_pcidev_record *pcidev)
{
printf(" <pci-dev>\n");
if (pcidev->pcidev_flags & MCA_PCIDEV_FLAGS_STATUS)
show_value(6, "status", "0x%016llx",
(long long)pcidev->pcidev_status);
if (pcidev->pcidev_flags & MCA_PCIDEV_FLAGS_INFO) {
show_value(6, "vendor", "0x%04x",
pcidev->pcidev_info.info_vendor);
show_value(6, "device", "0x%04x",
pcidev->pcidev_info.info_device);
show_value(6, "class", "0x%06x",
MCA_PCIDEV_INFO_CLASS(pcidev->pcidev_info.info_ccfn));
show_value(6, "function", "0x%02x",
MCA_PCIDEV_INFO_FUNCTION(pcidev->pcidev_info.info_ccfn));
show_value(6, "slot", "0x%02x", pcidev->pcidev_info.info_slot);
show_value(6, "bus", "0x%04x", pcidev->pcidev_info.info_bus);
show_value(6, "segment", "0x%04x",
pcidev->pcidev_info.info_segment);
}
/* TODO: dump registers */
/* TODO: Dump OEM data */
printf(" </pci-dev>\n");
}
static void
show_generic(void)
{
printf(" # GENERIC\n");
}
static size_t
show_section(struct mca_section_header *sh)
{
static uuid_t uuid_cpu = MCA_UUID_CPU;
static uuid_t uuid_memory = MCA_UUID_MEMORY;
static uuid_t uuid_sel = MCA_UUID_SEL;
static uuid_t uuid_pci_bus = MCA_UUID_PCI_BUS;
static uuid_t uuid_smbios = MCA_UUID_SMBIOS;
static uuid_t uuid_pci_dev = MCA_UUID_PCI_DEV;
static uuid_t uuid_generic = MCA_UUID_GENERIC;
printf(" <section>\n");
show_value(4, "uuid", "%s", uuid(&sh->sh_uuid));
show_value(4, "revision", "%d.%d", BCD(sh->sh_major),
BCD(sh->sh_minor));
if (uuid_equal(&sh->sh_uuid, &uuid_cpu, NULL))
show_cpu((void*)(sh + 1));
else if (uuid_equal(&sh->sh_uuid, &uuid_memory, NULL))
show_memory((void*)(sh + 1));
else if (uuid_equal(&sh->sh_uuid, &uuid_sel, NULL))
show_sel();
else if (uuid_equal(&sh->sh_uuid, &uuid_pci_bus, NULL))
show_pci_bus((void*)(sh + 1));
else if (uuid_equal(&sh->sh_uuid, &uuid_smbios, NULL))
show_smbios();
else if (uuid_equal(&sh->sh_uuid, &uuid_pci_dev, NULL))
show_pci_dev((void*)(sh + 1));
else if (uuid_equal(&sh->sh_uuid, &uuid_generic, NULL))
show_generic();
printf(" </section>\n");
return (sh->sh_length);
}
static void
show(char *data, const char *mib)
{
size_t reclen, seclen;
if (mib != NULL)
printf("<!-- MIB: %s -->\n", mib);
printf("<record>\n");
reclen = show_header((void*)data) - sizeof(struct mca_record_header);
data += sizeof(struct mca_record_header);
while (reclen > sizeof(struct mca_section_header)) {
seclen = show_section((void*)data);
reclen -= seclen;
data += seclen;
}
printf("</record>\n");
}
static void
showall(char *buf, size_t buflen)
{
struct mca_record_header *rh;
size_t reclen;
do {
if (buflen < sizeof(struct mca_record_header))
return;
rh = (void*)buf;
reclen = rh->rh_length;
if (buflen < reclen)
return;
show(buf, NULL);
buf += reclen;
buflen -= reclen;
}
while (1);
}
static void
dump(char *data)
{
struct mca_record_header *rh;
const char *fn;
int fd;
rh = (void*)data;
fn = (file) ? file : default_dumpfile;
fd = open(fn, O_WRONLY|O_CREAT|O_APPEND, 0660);
if (fd == -1)
err(2, "open(%s)", fn);
if (write(fd, (void*)rh, rh->rh_length) == -1)
err(2, "write(%s)", fn);
close(fd);
}
static void
usage(void)
{
fprintf(stderr, "usage: mca [-df]\n");
exit (1);
}
int
main(int argc, char **argv)
{
char mib[32];
char *buf;
size_t len;
int ch, error, fd;
int count, first, last, cpuid;
while ((ch = getopt(argc, argv, "df:")) != -1) {
switch(ch) {
case 'd': /* dump */
fl_dump = 1;
break;
case 'f':
if (file)
free(file); /* XXX complain! */
file = strdup(optarg);
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (file == NULL || fl_dump) {
len = sizeof(count);
if (sysctlbyname(hw_mca_count, &count, &len, NULL, 0) == -1)
err(1, hw_mca_count);
if (count == 0)
errx(0, "no error records found");
len = sizeof(first);
if (sysctlbyname(hw_mca_first, &first, &len, NULL, 0) == -1)
err(1, hw_mca_first);
len = sizeof(last);
if (sysctlbyname(hw_mca_last, &last, &len, NULL, 0) == -1)
err(1, hw_mca_last);
cpuid = 0;
error = 0;
while (count && first <= last) {
do {
sprintf(mib, hw_mca_recid, first, cpuid);
len = 0;
ch = sysctlbyname(mib, NULL, &len, NULL, 0);
error = (ch == -1) ? errno : 0;
if (error != ENOENT)
break;
cpuid++;
} while (cpuid <= HW_MCA_MAX_CPUID);
if (error == ENOENT && cpuid > HW_MCA_MAX_CPUID) {
first++;
cpuid = 0;
continue;
}
if (error)
errc(1, error, "%s(1)", mib);
buf = malloc(len);
if (buf == NULL)
err(1, "buffer");
if (sysctlbyname(mib, buf, &len, NULL, 0) == -1)
err(1, "%s(2)", mib);
if (fl_dump)
dump(buf);
else
show(buf, mib);
free(buf);
count--;
if (cpuid == HW_MCA_MAX_CPUID) {
first++;
cpuid = 0;
} else
cpuid++;
}
} else {
fd = open(file, O_RDONLY);
if (fd == -1)
err(1, "open(%s)", file);
len = lseek(fd, 0LL, SEEK_END);
buf = mmap(NULL, len, PROT_READ, 0U, fd, 0LL);
if (buf == MAP_FAILED)
err(1, "mmap(%s)", file);
showall(buf, len);
munmap(buf, len);
close(fd);
}
return (0);
}