static int mlx4_is_sandy_bridge(int *num_cores)
{
char line[128];
FILE *fd;
int rc = 0;
int cur_cpu_family = -1;
int cur_cpu_model = -1;
fd = fopen("/proc/cpuinfo", "r");
if (!fd)
return 0;
*num_cores = 0;
while (fgets(line, 128, fd)) {
int value;
/* if this is information on new processor */
if (!strncmp(line, "processor", 9)) {
++*num_cores;
cur_cpu_family = -1;
cur_cpu_model = -1;
} else if (!strncmp(line, "cpu family", 10)) {
if ((cur_cpu_family < 0) && (!read_number_from_line(line, &value)))
cur_cpu_family = value;
} else if (!strncmp(line, "model", 5)) {
if ((cur_cpu_model < 0) && (!read_number_from_line(line, &value)))
cur_cpu_model = value;
}
/* if this is a Sandy Bridge CPU */
if ((cur_cpu_family == 6) &&
(cur_cpu_model == 0x2A || cur_cpu_model == 0x2D))
rc = 1;
}
fclose(fd);
return rc;
}
/*!
\brief process_vex_range() is used to read the vex_ranges for RPM/LOAD
allocate the memory for storing the data and call the needed functions to
read the values into the arrays.
\see read_number_from_line
\param vex (Vex_Import *) pointer to the Vex_Import structure
\param arg (ImportParserArg) enumeration to decide which range we are going to
read
\param string (gchar *) Line of text passed to parse.
\param iochannel (GIOChannel *) Pointer to iochannel representing VEXfile for
retrieving additional data.
\returns status of the operation (G_IO_STATUS_ERROR/G_IO_STATUS_NORMAL)
*/
G_MODULE_EXPORT GIOStatus process_vex_range(Vex_Import *vex, ImportParserArg arg, gchar * string, GIOChannel *iochannel)
{
GIOStatus status = G_IO_STATUS_ERROR;
gint i = 0;
gint value = 0;
gint num_bins = 0;
gchar ** str_array = NULL;
gchar * result = NULL;
if (!string)
{
dbg_func_f(CRITICAL,g_strdup(__FILE__": process_vex_range()\n\t String passed was NULL\n"));
return G_IO_STATUS_ERROR;
}
str_array = g_strsplit(string, "[", 2);
result = g_strdup(str_array[1]);
g_strfreev(str_array);
str_array = g_strsplit(result, "]", 2);
result = g_strdup(str_array[0]);
num_bins = atoi(result);
/* Allocate memory for array of values... :) */
switch(arg)
{
case VEX_RPM_RANGE:
vex->total_x_bins = num_bins;
vex->x_bins = g_new0(gint, num_bins);
vex->got_rpm = TRUE;
break;
case VEX_LOAD_RANGE:
vex->total_y_bins = num_bins;
vex->y_bins = g_new0(gint, num_bins);
vex->got_load = TRUE;
break;
default:
break;
}
for (i=0; i<num_bins; i++)
{
status = read_number_from_line(&value,iochannel);
if (status != G_IO_STATUS_NORMAL)
{
update_logbar_f("tools_view","warning",_("VEX Import: File I/O Read problem, file may be incomplete <---ERROR\n"),FALSE,FALSE,FALSE);
break;
}
switch (arg)
{
case VEX_RPM_RANGE:
vex->x_bins[i] = value;
break;
case VEX_LOAD_RANGE:
vex->y_bins[i] = value;
break;
default:
break;
}
}
if (status == G_IO_STATUS_NORMAL)
{
if (arg == VEX_RPM_RANGE)
update_logbar_f("tools_view",NULL,_("VEX Import: RPM bins loaded successfully \n"),FALSE,FALSE,FALSE);
if (arg == VEX_LOAD_RANGE)
update_logbar_f("tools_view",NULL,_("VEX Import: LOAD bins loaded successfully \n"),FALSE,FALSE,FALSE);
}
return status;
}
