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Masayuki Ishikawa 6158b6b77b spinlock: Introduce SP_WFE() and SP_SEV() 
Summary:
- This commit introduces SP_WFE() and SP_SEV() to be used for spinlock
- Also, use wfe/sev instructions for ARMV7-A to reduce power consumption

Impact:
- ARMV7-a SMP only

Testing:
- sabre-6quad:smp (QEMU, dev board)
- maix-bit:smp, esp32-devkitc:smp, spresense:smp sim:smp (compile only)

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2020-12-11 05:58:35 -06:00
..
Make.defs
Implement proposed POSIX _clockwait variants of existing _timedwait functions
2020-07-27 20:39:59 -03:00
sem_clockwait.c
sched/wdog: Remove MAX_WDOGPARMS and related stuff
2020-08-14 08:19:50 -06:00
sem_destroy.c
…
sem_holder.c
sched/semaphore/sem_holder.c: Fix syslog formats
2020-11-22 19:01:05 -08:00
sem_initialize.c
…
sem_post.c
sched/: Make more naming consistent
2020-05-17 14:01:00 -03:00
sem_recover.c
…
sem_reset.c
…
sem_setprotocol.c
sched/: Make more naming consistent
2020-05-17 14:01:00 -03:00
sem_tickwait.c
sched/wdog: Remove MAX_WDOGPARMS and related stuff
2020-08-14 08:19:50 -06:00
sem_timedwait.c
Implement proposed POSIX _clockwait variants of existing _timedwait functions
2020-07-27 20:39:59 -03:00
sem_timeout.c
sched/wdog: Remove MAX_WDOGPARMS and related stuff
2020-08-14 08:19:50 -06:00
sem_trywait.c
…
sem_wait.c
…
sem_waitirq.c
…
semaphore.h
sched/wdog: Remove MAX_WDOGPARMS and related stuff
2020-08-14 08:19:50 -06:00
spinlock.c
spinlock: Introduce SP_WFE() and SP_SEV()
2020-12-11 05:58:35 -06:00