/*
* fwts_summary_init()
* initialise
*/
int fwts_summary_init(void)
{
int i;
/* initialise list of summary items for all error levels */
for (i = 0; i < SUMMARY_MAX; i++)
if ((fwts_summaries[i] = fwts_list_new()) == NULL) {
fwts_summary_deinit();
return FWTS_ERROR;
}
return FWTS_OK;
}
/*
* fwts_file_read()
* read given file and return contents as a list of lines
*/
fwts_list *fwts_file_read(FILE *fp)
{
fwts_list *list;
char buffer[8192];
if ((list = fwts_list_new()) == NULL)
return NULL;
while (fgets(buffer, sizeof(buffer), fp) != NULL) {
buffer[strlen(buffer) - 1] = '\0'; /* Chop off "\n" */
fwts_text_list_append(list, buffer);
}
return list;
}
static int get_mtrrs(void)
{
struct mtrr_entry *entry;
FILE *fp;
char line[4096];
if ((mtrr_list = fwts_list_new()) == NULL)
return FWTS_ERROR;
if ((fp = fopen("/proc/mtrr", "r")) == NULL) {
fwts_list_free(mtrr_list, free);
return FWTS_ERROR;
}
while (!feof(fp)) {
char *ptr1, *ptr2;
if (fgets(line, sizeof(line), fp) == NULL)
break;
if ((entry = calloc(1, sizeof(struct mtrr_entry))) == NULL) {
fwts_list_free(mtrr_list, free);
fclose(fp);
return FWTS_ERROR;
}
/*
* Put all text to lower case since the output
* from /proc/mtrr is variable upper/lower case
* across kernel versions so forcing to lower
* saves comparing for upper/lower case variants.
*/
for (ptr1 = line; *ptr1; ptr1++)
*ptr1 = tolower(*ptr1);
/* Parse the following:
* reg01: base=0x080000000 ( 2048MB), size= 1024MB, count=1: write-back
*/
/* Get register, in decimal */
if (strncmp(line, "reg", 3)) {
free(entry);
continue;
}
entry->reg = strtoul(line + 3, NULL, 10);
/* Get base, in hex */
if ((ptr1 = strstr(line, "base=0x")) == NULL) {
free(entry);
continue;
}
entry->start = strtoull(ptr1 + 5, NULL, 16);
/* Get size, in decimal */
if ((ptr1 = strstr(line, "size=")) == NULL) {
free(entry);
continue;
}
entry->size = strtoull(ptr1 + 5, &ptr2, 10);
if (ptr2 && (*ptr2 == 'm'))
entry->size *= 1024 * 1024;
if (ptr2 && (*ptr2 == 'k'))
entry->size *= 1024;
entry->end = entry->start + entry->size;
if (strstr(line, "write-back"))
entry->type = WRITE_BACK;
else if (strstr(line, "uncachable"))
entry->type = UNCACHED;
else if (strstr(line, "write-through"))
entry->type = WRITE_THROUGH;
else if (strstr(line, "write-combining"))
entry->type = WRITE_COMBINING;
else if (strstr(line, "write-protect"))
entry->type = WRITE_PROTECT;
else entry->type = UNKNOWN;
fwts_list_append(mtrr_list, entry);
}
fclose(fp);
return FWTS_OK;
}
