#ifndef LSCPU_H
#define LSCPU_H
+#include "c.h"
+#include "nls.h"
+#include "cpuset.h"
+#include "xalloc.h"
+#include "strutils.h"
+#include "bitops.h"
+#include "path.h"
+#include "pathnames.h"
+#include "all-io.h"
+
+/* virtualization types */
+enum {
+ VIRT_NONE = 0,
+ VIRT_PARA,
+ VIRT_FULL,
+ VIRT_CONT
+};
+
/* hypervisor vendors */
enum {
HYPER_NONE = 0,
HYPER_WSL,
};
+/* CPU modes */
+enum {
+ MODE_32BIT = (1 << 1),
+ MODE_64BIT = (1 << 2)
+};
+
+/* cache(s) description */
+struct cpu_cache {
+ char *name;
+ char *type;
+ char *allocation_policy;
+ char *write_policy;
+
+ int level;
+ uint64_t size;
+
+ unsigned int ways_of_associativity;
+ unsigned int physical_line_partition;
+ unsigned int number_of_sets;
+ unsigned int coherency_line_size;
+
+ int nsharedmaps;
+ cpu_set_t **sharedmaps;
+};
+
+/* dispatching modes */
+enum {
+ DISP_HORIZONTAL = 0,
+ DISP_VERTICAL = 1
+};
+
+/* cpu polarization */
+enum {
+ POLAR_UNKNOWN = 0,
+ POLAR_VLOW,
+ POLAR_VMEDIUM,
+ POLAR_VHIGH,
+ POLAR_HORIZONTAL
+};
+
+struct polarization_modes {
+ char *parsable;
+ char *readable;
+};
+
+struct cpu_vulnerability {
+ char *name;
+ char *text;
+};
+
+/* global description */
+struct lscpu_desc {
+ const char *prefix; /* path to /sys and /proc snapshot or NULL */
+
+ struct path_cxt *syscpu; /* _PATH_SYS_CPU path handler */
+ struct path_cxt *procfs; /* /proc path handler */
+
+ char *arch;
+ char *vendor;
+ char *machinetype; /* s390 */
+ char *family;
+ char *model;
+ char *modelname;
+ char *revision; /* alternative for model (ppc) */
+ char *cpu; /* alternative for modelname (ppc, sparc) */
+ char *virtflag; /* virtualization flag (vmx, svm) */
+ char *hypervisor; /* hypervisor software */
+ int hyper; /* hypervisor vendor ID */
+ int virtype; /* VIRT_PARA|FULL|NONE ? */
+ char *mhz;
+ char *dynamic_mhz; /* dynamic mega hertz (s390) */
+ char *static_mhz; /* static mega hertz (s390) */
+ char **maxmhz; /* maximum mega hertz */
+ char **minmhz; /* minimum mega hertz */
+ char *stepping;
+ char *bogomips;
+ char *flags;
+ char *mtid; /* maximum thread id (s390) */
+ char *addrsz; /* address sizes */
+ int dispatching; /* none, horizontal or vertical */
+ int freqboost; /* -1 if not evailable */
+ int mode; /* rm, lm or/and tm */
+
+ int ncpuspos; /* maximal possible CPUs */
+ int ncpus; /* number of present CPUs */
+ cpu_set_t *present; /* mask with present CPUs */
+ cpu_set_t *online; /* mask with online CPUs */
+
+ int nthreads; /* number of online threads */
+
+ int ncaches;
+ struct cpu_cache *caches;
+
+ int necaches; /* extra caches (s390) */
+ struct cpu_cache *ecaches;
+
+ struct cpu_vulnerability *vuls; /* array of CPU vulnerabilities */
+ int nvuls; /* number of CPU vulnerabilities */
+
+ /*
+ * All maps are sequentially indexed (0..ncpuspos), the array index
+ * does not have match with cpuX number as presented by kernel. You
+ * have to use real_cpu_num() to get the real cpuX number.
+ *
+ * For example, the possible system CPUs are: 1,3,5, it means that
+ * ncpuspos=3, so all arrays are in range 0..3.
+ */
+ int *idx2cpunum; /* mapping index to CPU num */
+
+ int nnodes; /* number of NUMA modes */
+ int *idx2nodenum; /* Support for discontinuous nodes */
+ cpu_set_t **nodemaps; /* array with NUMA nodes */
+
+ /* drawers -- based on drawer_siblings (internal kernel map of cpuX's
+ * hardware threads within the same drawer */
+ int ndrawers; /* number of all online drawers */
+ cpu_set_t **drawermaps; /* unique drawer_siblings */
+ int *drawerids; /* physical drawer ids */
+
+ /* books -- based on book_siblings (internal kernel map of cpuX's
+ * hardware threads within the same book */
+ int nbooks; /* number of all online books */
+ cpu_set_t **bookmaps; /* unique book_siblings */
+ int *bookids; /* physical book ids */
+
+ /* sockets -- based on core_siblings (internal kernel map of cpuX's
+ * hardware threads within the same physical_package_id (socket)) */
+ int nsockets; /* number of all online sockets */
+ cpu_set_t **socketmaps; /* unique core_siblings */
+ int *socketids; /* physical socket ids */
+
+ /* cores -- based on thread_siblings (internal kernel map of cpuX's
+ * hardware threads within the same core as cpuX) */
+ int ncores; /* number of all online cores */
+ cpu_set_t **coremaps; /* unique thread_siblings */
+ int *coreids; /* physical core ids */
+
+ int *polarization; /* cpu polarization */
+ int *addresses; /* physical cpu addresses */
+ int *configured; /* cpu configured */
+ int physsockets; /* Physical sockets (modules) */
+ int physchips; /* Physical chips */
+ int physcoresperchip; /* Physical cores per chip */
+};
+
+enum {
+ OUTPUT_SUMMARY = 0, /* default */
+ OUTPUT_PARSABLE, /* -p */
+ OUTPUT_READABLE, /* -e */
+ OUTPUT_CACHES /* -C */
+};
+
+enum {
+ SYSTEM_LIVE = 0, /* analyzing a live system */
+ SYSTEM_SNAPSHOT, /* analyzing a snapshot of a different system */
+};
+
+struct lscpu_modifier {
+ int mode; /* OUTPUT_* */
+ int system; /* SYSTEM_* */
+ unsigned int hex:1, /* print CPU masks rather than CPU lists */
+ compat:1, /* use backwardly compatible format */
+ online:1, /* print online CPUs */
+ offline:1, /* print offline CPUs */
+ json:1, /* JSON output format */
+ bytes:1, /* output sizes in bytes */
+ physical:1; /* use physical numbers */
+};
+
extern int read_hypervisor_dmi(void);
+extern void arm_cpu_decode(struct lscpu_desc *desc);
#endif /* LSCPU_H */
projects / thirdparty / util-linux.git / blobdiff