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| author | Karel Zak <kzak@redhat.com> | 2020-03-18 15:56:20 +0100 |
|---|---|---|
| committer | Karel Zak <kzak@redhat.com> | 2020-11-13 09:19:02 +0100 |
| commit | cbf8f1297bebc33b9155e5a5826e8c2b783a9e80 (patch) | |
| tree | d3ddaa0e3b5cecefdf279d43ce79446bc937a6ed /sys-utils/lscpu-api.h | |
| parent | 329ec35ff03b073d13ec6bb52283cb6711537569 (diff) | |
| download | util-linux-cbf8f1297bebc33b9155e5a5826e8c2b783a9e80.tar.gz | |
lscpu: (cputype) add header file, cleanup patterns code
* move structs definitions to header file
* define set of /proc/cpuinfo parsing patterns for cpu-type and for
CPUs
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'sys-utils/lscpu-api.h')
| -rw-r--r-- | sys-utils/lscpu-api.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/sys-utils/lscpu-api.h b/sys-utils/lscpu-api.h new file mode 100644 index 0000000000..a82dd4b433 --- /dev/null +++ b/sys-utils/lscpu-api.h @@ -0,0 +1,99 @@ +#ifndef LSCPU_API_H +#define LSCPU_API_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" +#include "debug.h" + +#define LSCPU_DEBUG_INIT (1 << 1) +#define LSCPU_DEBUG_MISC (1 << 2) +#define LSCPU_DEBUG_GATHER (1 << 3) +#define LSCPU_DEBUG_TYPE (1 << 4) +#define LSBLK_DEBUG_ALL 0xFFFF + +UL_DEBUG_DECLARE_MASK(lscpu); +#define DBG(m, x) __UL_DBG(lscpu, LSCPU_DEBUG_, m, x) +#define ON_DBG(m, x) __UL_DBG_CALL(lscpu, LSCPU_DEBUG_, m, x) + +#define UL_DEBUG_CURRENT_MASK UL_DEBUG_MASK(lscpu) +#include "debugobj.h" + +#define _PATH_SYS_SYSTEM "/sys/devices/system" +#define _PATH_SYS_HYP_FEATURES "/sys/hypervisor/properties/features" +#define _PATH_SYS_CPU _PATH_SYS_SYSTEM "/cpu" +#define _PATH_SYS_NODE _PATH_SYS_SYSTEM "/node" + +struct lscpu_cputype { + cpu_set_t *map; /* which cpus use this type */ + + int refcount; + + 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 *stepping; + char *bogomips; + char *dynamic_mhz; + char *static_mhz; + 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 *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 */ + + int ncores; + int nbooks; + int threads; + int ndrawers; + + unsigned int bit32:1, + bit64:1; +}; + +struct lscpu_cpu { + int logical_id; + char *mhz; +}; + +struct lscpu_cxt { + 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 */ + + size_t ncputypes; + struct lscpu_cputype **cputypes; +}; + +struct lscpu_cputype *lscpu_new_cputype(void); +void lscpu_ref_cputype(struct lscpu_cputype *ct); +void lscpu_unref_cputype(struct lscpu_cputype *ct); +int lscpu_read_cpuinfo(struct lscpu_cxt *cxt); + +struct lscpu_cxt *lscpu_new_context(void); +static void lscpu_free_context(struct lscpu_cxt *cxt); + +#endif /* LSCPU_API_H */ |