tools/perf/arch/powerpc/util/utils_header.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_UTIL_HEADER_H
   3 #define __PERF_UTIL_HEADER_H
   4
   5 #include <linux/stringify.h>
   6
   7 #define mfspr(rn)       ({unsigned long rval; \
   8                         asm volatile("mfspr %0," __stringify(rn) \
   9                                 : "=r" (rval)); rval; })
  10
  11 #define SPRN_PVR        0x11F   /* Processor Version Register */
  12 #define PVR_VER(pvr)    (((pvr) >>  16) & 0xFFFF) /* Version field */
  13 #define PVR_REV(pvr)    (((pvr) >>   0) & 0xFFFF) /* Revision field */
  14
  15 #endif /* __PERF_UTIL_HEADER_H */