13 #ifndef HWLOC_INTEL_MIC_H    14 #define HWLOC_INTEL_MIC_H    17 #include "hwloc/autogen/config.h"    18 #include "hwloc/helper.h"    20 #ifdef HWLOC_LINUX_SYS    21 #include "hwloc/linux.h"    59 static __hwloc_inline 
int    61                                   int idx __hwloc_attribute_unused,
    64 #ifdef HWLOC_LINUX_SYS    66 #define HWLOC_INTEL_MIC_DEVICE_SYSFS_PATH_MAX 128    67         char path[HWLOC_INTEL_MIC_DEVICE_SYSFS_PATH_MAX];
    69         struct dirent *dirent;
    70         unsigned pcibus, pcidev, pcifunc;
    77         sprintf(path, 
"/sys/class/mic/mic%d", idx);
    78         sysdir = opendir(path);
    82         while ((dirent = readdir(sysdir)) != NULL) {
    83                 if (sscanf(dirent->d_name, 
"pci_%02x:%02x.%02x", &pcibus, &pcidev, &pcifunc) == 3) {
    84                         sprintf(path, 
"/sys/class/mic/mic%d/pci_%02x:%02x.%02x/local_cpus", idx, pcibus, pcidev, pcifunc);
   121                     && !strncmp(
"mic", osdev->
name, 3)
   122                     && atoi(osdev->
name + 3) == (
int) idx)
 Operating system co-processor device. For instance "mic0" for a Xeon Phi (MIC) on Linux...
Definition: hwloc.h:336
int hwloc_bitmap_copy(hwloc_bitmap_t dst, hwloc_const_bitmap_t src)
Copy the contents of bitmap src into the already allocated bitmap dst. 
Structure of a topology object. 
Definition: hwloc.h:381
int hwloc_topology_is_thissystem(hwloc_topology_t restrict topology)
Does the topology context come from this system? 
static hwloc_obj_t hwloc_get_next_osdev(hwloc_topology_t topology, hwloc_obj_t prev)
Get the next OS device in the system. 
Definition: helper.h:1129
struct hwloc_obj_attr_u::hwloc_osdev_attr_s osdev
static hwloc_obj_t hwloc_intel_mic_get_device_osdev_by_index(hwloc_topology_t topology, unsigned idx)
Get the hwloc OS device object corresponding to the MIC device for the given index. 
Definition: intel-mic.h:114
char * name
Object-specific name if any. Mostly used for identifying OS devices and Misc objects where a name str...
Definition: hwloc.h:393
int hwloc_linux_read_path_as_cpumask(const char *path, hwloc_bitmap_t set)
Convert a linux kernel cpumask file path into a hwloc bitmap set. 
struct hwloc_topology * hwloc_topology_t
Topology context. 
Definition: hwloc.h:667
hwloc_bitmap_t hwloc_cpuset_t
A CPU set is a bitmap whose bits are set according to CPU physical OS indexes. 
Definition: hwloc.h:140
union hwloc_obj_attr_u * attr
Object type-specific Attributes, may be NULL if no attribute value was found. 
Definition: hwloc.h:400
hwloc_const_cpuset_t hwloc_topology_get_complete_cpuset(hwloc_topology_t topology)
Get complete CPU set. 
int hwloc_bitmap_iszero(hwloc_const_bitmap_t bitmap)
Test whether bitmap bitmap is empty. 
static int hwloc_intel_mic_get_device_cpuset(hwloc_topology_t topology, int idx, hwloc_cpuset_t set)
Get the CPU set of logical processors that are physically close to MIC device whose index is idx...
Definition: intel-mic.h:60
hwloc_obj_osdev_type_t type
Definition: hwloc.h:641