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Add support for EARLY_COUNTER

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This commit is contained in:
Sebastian Huber 2019-09-25 10:58:00 +02:00
parent c1e05b9ea3
commit b5f802ef43
3 changed files with 17 additions and 0 deletions
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3
freebsd/sys/kern/subr_counter.c
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@ -174,3 +174,6 @@ counter_ratecheck(struct counter_rate *cr, int64_t limit)
return (val);
}
#ifdef __rtems__
uint64_t _bsd_early_counter[_BSD_EARLY_COUNTER_SIZE];
#endif /* __rtems__ */

4
freebsd/sys/sys/pcpu.h
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@ -227,7 +227,11 @@ extern struct pcpu *cpuid_to_pcpu[];
#endif
#define curvidata PCPU_GET(vidata)
#ifndef __rtems__
#define UMA_PCPU_ALLOC_SIZE PAGE_SIZE
#else /* __rtems__ */
#define UMA_PCPU_ALLOC_SIZE (PAGE_SIZE / 32)
#endif /* __rtems__ */
#ifndef __rtems__
#ifdef CTASSERT

10
rtemsbsd/include/machine/counter.h
View File

@ -36,6 +36,16 @@
#include <rtems/score/isrlevel.h>
#ifdef RTEMS_SMP
#define _BSD_EARLY_COUNTER_SIZE (CPU_MAXIMUM_PROCESSORS * UMA_PCPU_ALLOC_SIZE)
#else
#define _BSD_EARLY_COUNTER_SIZE 1
#endif
extern uint64_t _bsd_early_counter[_BSD_EARLY_COUNTER_SIZE];
#define EARLY_COUNTER (&_bsd_early_counter[0])
#ifdef IN_SUBR_COUNTER_C
static inline uint64_t