minix/kernel/arch/earm/include/ccnt.h

   1 #ifndef _CCNT_H
   2 #define _CCNT_H
   3
   4 /* ARMV7 PMU (performance monitors) */
   5 /* ARM ARM B4.1.116 */
   6 #define PMU_PMCNTENSET_C        (1 << 31)  /* Enable PMCCNTR cycle counter */
   7
   8 /* ARM ARM B4.1.117 PMCR */
   9 #define PMU_PMCR_DP             (1 << 5) /* Disable when ev. cnt. prohibited */
  10 #define PMU_PMCR_X              (1 << 4) /* Export enable */
  11 #define PMU_PMCR_D              (1 << 3) /* Clock divider */
  12 #define PMU_PMCR_C              (1 << 2) /* Cycle counter reset */
  13 #define PMU_PMCR_P              (1 << 1) /* Event counter reset */
  14 #define PMU_PMCR_E              (1 << 0) /* Enable event counters */
  15
  16 /* ARM ARM B4.1.119 PMINTENSET */
  17 #define PMU_PMINTENSET_C        (1 << 31) /* PMCCNTR overflow int req. enable*/
  18
  19 /* ARM ARM B4.1.124 PMUSERENR */
  20 #define PMU_PMUSERENR_EN        (1 << 0) /* User mode access enable bit */
  21
  22 #endif /* _CCNT_H */