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/* High level interface to disk based DIMM database */
/* Note: obsolete: new design is in memdb.c */
#include <stdlib.h>
#include <getopt.h>
#include <stdio.h>
#include "mcelog.h"
#include "diskdb.h"
#include "paths.h"
#include "dimm.h"
#include "dmi.h"
char *error_trigger;
unsigned error_thresh = 20;
char *dimm_db_fn = DIMM_DB_FILENAME;
static void checkdimmdb(void)
{
if (open_dimm_db(dimm_db_fn) < 0)
exit(1);
}
int diskdb_modifier(int opt)
{
char *end;
switch (opt) {
case O_DATABASE:
dimm_db_fn = optarg;
checkdmi();
checkdimmdb();
break;
case O_ERROR_TRIGGER:
checkdmi();
open_dimm_db(dimm_db_fn);
error_thresh = strtoul(optarg, &end, 0);
if (end == optarg || *end != ',')
usage();
error_trigger = end + 1;
break;
default:
return 0;
}
return 1;
}
void diskdb_resolve_addr(u64 addr)
{
if (open_dimm_db(dimm_db_fn) >= 0)
new_error(addr, error_thresh, error_trigger);
}
void diskdb_usage(void)
{
fprintf(stderr,
"Manage disk DIMM error database\n"
" mcelog [options] --drop-old-memory|--reset-memory locator\n"
" mcelog --dump-memory locator\n"
" old can be either locator or name\n"
"Disk database options:"
"--database fn Set filename of DIMM database (default " DIMM_DB_FILENAME ")\n"
"--error-trigger cmd,thresh Run cmd on exceeding thresh errors per DIMM\n");
}
static void dimm_common(int ac, char **av)
{
no_syslog();
checkdmi();
checkdimmdb();
argsleft(ac, av);
}
int diskdb_cmd(int opt, int ac, char **av)
{
char *arg = optarg;
switch (opt) {
case O_DUMP_MEMORY:
dimm_common(ac, av);
if (arg)
dump_dimm(arg);
else
dump_all_dimms();
return 1;
case O_RESET_MEMORY:
dimm_common(ac, av);
reset_dimm(arg);
return 1;
case O_DROP_OLD_MEMORY:
dimm_common(ac, av);
gc_dimms();
return 1;
}
return 0;
}
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